/*
* Copyright 2000, International Business Machines Corporation and others.
* All Rights Reserved.
- *
+ *
* This software has been released under the terms of the IBM Public
* License. For details, see the LICENSE file in the top-level source
* directory or online at http://www.openafs.org/dl/license10.html
*/
+#include <afsconfig.h>
#include <afs/param.h>
-#include <sys/types.h>
-#include <stdio.h>
+
+#include <roken.h>
+
#include <lock.h>
#include <afs/afsutil.h>
#include <ubik.h>
#include <rx/xdr.h>
#include <rx/rx.h>
-#ifdef AFS_NT40_ENV
-#include <winsock2.h>
-#else
-#include <netinet/in.h>
-#endif
+#include <rx/rxkad.h>
#include <afs/keys.h>
+#include <afs/cellconfig.h>
+
#include "vlserver.h"
+#include "vlserver_internal.h"
#include "afs/audit.h"
-#ifndef AFS_NT40_ENV
-#include <unistd.h>
+
+#ifdef HAVE_POSIX_REGEX /* use POSIX regexp library */
+#include <regex.h>
#endif
extern int smallMem;
-extern extent_mod;
+extern int extent_mod;
extern struct afsconf_dir *vldb_confdir;
extern struct ubik_dbase *VL_dbase;
-struct vlheader cheader; /* kept in network byte order */
-extern afs_uint32 HostAddress[]; /* host addresses kept in host byte order */
int maxnservers;
-struct extentaddr *ex_addr[VL_MAX_ADDREXTBLKS] = { 0, 0, 0, 0};
-static char rxinfo_str[128]; /* Need rxinfo string to be non-local */
-#define ABORT(c) { errorcode = (c); goto abort; }
+#define ABORT(c) do { \
+ code = (c); \
+ goto abort; \
+} while (0)
#undef END
-#define END(c) { errorcode = (c); goto end; }
+#define END(c) do { \
+ code = (c); \
+ goto end; \
+} while (0)
#define VLDBALLOCLIMIT 10000
#define VLDBALLOCINCR 2048
-static int put_attributeentry();
-static int put_nattributeentry();
-static int RemoveEntry();
-static ReleaseEntry();
-static int check_vldbentry();
-static int check_nvldbentry();
-static int vldbentry_to_vlentry();
-static int nvldbentry_to_vlentry();
-static get_vldbupdateentry();
-static int repsite_exists();
-static repsite_compress();
-static vlentry_to_vldbentry();
-static vlentry_to_nvldbentry();
-static vlentry_to_uvldbentry();
-static int InvalidVolname();
-static int InvalidVoltype();
-static int InvalidOperation();
-static int InvalidReleasetype();
-static int IpAddrToRelAddr();
-static int ChangeIPAddr();
-
-char *rxinfo(rxcall)
- struct rx_call *rxcall;
+static int put_attributeentry(struct vl_ctx *ctx,
+ struct vldbentry **, struct vldbentry **,
+ struct vldbentry **, bulkentries *,
+ struct nvlentry *, afs_int32 *, afs_int32 *);
+static int put_nattributeentry(struct vl_ctx *ctx,
+ struct nvldbentry **, struct nvldbentry **,
+ struct nvldbentry **, nbulkentries *,
+ struct nvlentry *, afs_int32, afs_int32,
+ afs_int32 *, afs_int32 *);
+static int RemoveEntry(struct vl_ctx *ctx, afs_int32 entryptr,
+ struct nvlentry *tentry);
+static void ReleaseEntry(struct nvlentry *tentry, afs_int32 releasetype);
+static int check_vldbentry(struct vldbentry *aentry);
+static int check_nvldbentry(struct nvldbentry *aentry);
+static int vldbentry_to_vlentry(struct vl_ctx *ctx,
+ struct vldbentry *VldbEntry,
+ struct nvlentry *VlEntry);
+static int nvldbentry_to_vlentry(struct vl_ctx *ctx,
+ struct nvldbentry *VldbEntry,
+ struct nvlentry *VlEntry);
+static int get_vldbupdateentry(struct vl_ctx *ctx, afs_int32 blockindex,
+ struct VldbUpdateEntry *updateentry,
+ struct nvlentry *VlEntry);
+static int repsite_exists(struct nvlentry *VlEntry, int server, int partition);
+static void repsite_compress(struct nvlentry *VlEntry, int offset);
+static int vlentry_to_vldbentry(struct vl_ctx *ctx,
+ struct nvlentry *VlEntry,
+ struct vldbentry *VldbEntry);
+static int vlentry_to_nvldbentry(struct vl_ctx *ctx,
+ struct nvlentry *VlEntry,
+ struct nvldbentry *VldbEntry);
+static int vlentry_to_uvldbentry(struct vl_ctx *ctx,
+ struct nvlentry *VlEntry,
+ struct uvldbentry *VldbEntry);
+static int InvalidVolname(char *volname);
+static int InvalidVoltype(afs_int32 voltype);
+static int InvalidOperation(afs_int32 voloper);
+static int InvalidReleasetype(afs_int32 releasetype);
+static int IpAddrToRelAddr(struct vl_ctx *ctx, afs_uint32 ipaddr, int create);
+static int ChangeIPAddr(struct vl_ctx *ctx, afs_uint32 ipaddr1,
+ afs_uint32 ipaddr2);
+
+static_inline void
+countRequest(int opcode)
+{
+ if (opcode != 0) {
+ dynamic_statistics.requests[opcode - VL_LOWEST_OPCODE]++;
+ }
+}
+
+static_inline void
+countAbort(int opcode)
+{
+ if (opcode != 0) {
+ dynamic_statistics.aborts[opcode - VL_LOWEST_OPCODE]++;
+ }
+}
+
+
+static_inline int
+multiHomedExtentBase(struct vl_ctx *ctx, int srvidx, struct extentaddr **exp,
+ int *basePtr)
+{
+ int base;
+ int index;
+
+ *exp = NULL;
+ *basePtr = 0;
+
+ if ((ctx->hostaddress[srvidx] & 0xff000000) == 0xff000000) {
+ base = (ctx->hostaddress[srvidx] >> 16) & 0xff;
+ index = ctx->hostaddress[srvidx] & 0x0000ffff;
+ if (base >= VL_MAX_ADDREXTBLKS) {
+ VLog(0, ("Internal error: Multihome extent base is too large. "
+ "Base %d index %d\n", base, index));
+ return VL_IO;
+ }
+ if (index >= VL_MHSRV_PERBLK) {
+ VLog(0, ("Internal error: Multihome extent index is too large. "
+ "Base %d index %d\n", base, index));
+ return VL_IO;
+ }
+ if (!ctx->ex_addr[base]) {
+ VLog(0, ("Internal error: Multihome extent does not exist. "
+ "Base %d\n", base));
+ return VL_IO;
+ }
+
+ *basePtr = base;
+ *exp = &ctx->ex_addr[base][index];
+ }
+
+ return 0;
+}
+
+static_inline int
+multiHomedExtent(struct vl_ctx *ctx, int srvidx, struct extentaddr **exp)
+{
+ int base;
+
+ return multiHomedExtentBase(ctx, srvidx, exp, &base);
+}
+
+#define AFS_RXINFO_LEN 128
+static char *
+rxkadInfo(char *str, struct rx_connection *conn, struct in_addr hostAddr)
{
int code;
- register struct rx_connection *tconn;
- char tname[64];
- char tinst[64];
- char tcell[64];
+ char tname[64] = "";
+ char tinst[64] = "";
+ char tcell[64] = "";
afs_uint32 exp;
- struct in_addr hostAddr;
-
- tconn = rx_ConnectionOf(rxcall);
- hostAddr.s_addr = rx_HostOf(rx_PeerOf(tconn));
- code = rxkad_GetServerInfo(rxcall->conn, (afs_int32 *) 0, &exp, tname, tinst, tcell, (afs_int32 *) 0);
+
+ code = rxkad_GetServerInfo(conn, NULL, &exp, tname, tinst, tcell,
+ NULL);
if (!code)
- sprintf(rxinfo_str,"%s %s", inet_ntoa(hostAddr), tname);
+ snprintf(str, AFS_RXINFO_LEN,
+ "%s rxkad:%s%s%s%s%s", inet_ntoa(hostAddr), tname,
+ (tinst[0] == '\0') ? "" : ".",
+ (tinst[0] == '\0') ? "" : tinst,
+ (tcell[0] == '\0') ? "" : "@",
+ (tcell[0] == '\0') ? "" : tcell);
else
- sprintf(rxinfo_str,"%s noauth",inet_ntoa(hostAddr));
- return(rxinfo_str);
+ snprintf(str, AFS_RXINFO_LEN, "%s noauth", inet_ntoa(hostAddr));
+ return (str);
}
+static char *
+rxinfo(char *str, struct rx_call *rxcall)
+{
+ struct rx_connection *conn;
+ struct in_addr hostAddr;
+ rx_securityIndex authClass;
+
+ conn = rx_ConnectionOf(rxcall);
+ authClass = rx_SecurityClassOf(conn);
+ hostAddr.s_addr = rx_HostOf(rx_PeerOf(conn));
+
+ switch(authClass) {
+ case RX_SECIDX_KAD:
+ return rxkadInfo(str, conn, hostAddr);
+ default:
+ ;
+ }
+
+ snprintf(str, AFS_RXINFO_LEN, "%s noauth", inet_ntoa(hostAddr));
+ return str;
+}
+
+
/* This is called to initialize the database, set the appropriate locks and make sure that the vldb header is valid */
-int Init_VLdbase (trans, locktype, this_op)
- struct ubik_trans **trans;
- int locktype; /* indicate read or write transaction */
- int this_op;
-{
- int errorcode=0, pass, wl;
-
- for (pass=1; pass<=3; pass++) {
- if (pass == 2) { /* take write lock to rebuild the db */
- errorcode = ubik_BeginTrans (VL_dbase, UBIK_WRITETRANS, trans);
- wl = 1;
- }
- else if (locktype == LOCKREAD) {
- errorcode = ubik_BeginTransReadAny (VL_dbase, UBIK_READTRANS, trans);
- wl = 0;
- }
- else {
- errorcode = ubik_BeginTrans (VL_dbase, UBIK_WRITETRANS, trans);
- wl = 1;
- }
- if (errorcode)
- return errorcode;
-
- errorcode = ubik_SetLock (*trans, 1, 1, locktype);
- if (errorcode) {
- COUNT_ABO;
- ubik_AbortTrans (*trans);
- return errorcode;
- }
-
- /* check that dbase is initialized and setup cheader */
- /* 2nd pass we try to rebuild the header */
- errorcode = CheckInit(*trans, ((pass==2)?1:0));
- if (!errorcode && wl && extent_mod)
- errorcode = readExtents(*trans); /* Fix the mh extent blocks */
- if (errorcode) {
- COUNT_ABO;
- ubik_AbortTrans(*trans);
- /* Only rebuld if the database is empty */
- /* Exit if can't rebuild */
- if ((pass == 1) && (errorcode != VL_EMPTY)) return errorcode;
- if (pass == 2) return errorcode;
- }
- else { /* No errorcode */
- if (pass == 2) {
- ubik_EndTrans(*trans); /* Rebuilt db. End trans, then retake original lock */
- }
- else {
- break; /* didn't rebuild and successful - exit */
- }
- }
- }
- return errorcode;
+int
+Init_VLdbase(struct vl_ctx *ctx,
+ int locktype, /* indicate read or write transaction */
+ int opcode)
+{
+ int code = 0, pass, wl;
+
+ for (pass = 1; pass <= 3; pass++) {
+ if (pass == 2) { /* take write lock to rebuild the db */
+ code = ubik_BeginTrans(VL_dbase, UBIK_WRITETRANS, &ctx->trans);
+ wl = 1;
+ } else if (locktype == LOCKREAD) {
+ code =
+ ubik_BeginTransReadAnyWrite(VL_dbase, UBIK_READTRANS, &ctx->trans);
+ wl = 0;
+ } else {
+ code = ubik_BeginTrans(VL_dbase, UBIK_WRITETRANS, &ctx->trans);
+ wl = 1;
+ }
+ if (code)
+ return code;
+
+ code = ubik_SetLock(ctx->trans, 1, 1, locktype);
+ if (code) {
+ countAbort(opcode);
+ ubik_AbortTrans(ctx->trans);
+ return code;
+ }
+
+ /* check that dbase is initialized and setup cheader */
+ /* 2nd pass we try to rebuild the header */
+ code = CheckInit(ctx->trans, ((pass == 2) ? 1 : 0));
+ if (!code && wl && extent_mod)
+ code = readExtents(ctx->trans); /* Fix the mh extent blocks */
+ if (code) {
+ countAbort(opcode);
+ ubik_AbortTrans(ctx->trans);
+ /* Only rebuld if the database is empty */
+ /* Exit if can't rebuild */
+ if ((pass == 1) && (code != VL_EMPTY))
+ return code;
+ if (pass == 2)
+ return code;
+ } else { /* No code */
+ if (pass == 2) {
+ ubik_EndTrans(ctx->trans); /* Rebuilt db. End trans, then retake original lock */
+ } else {
+ break; /* didn't rebuild and successful - exit */
+ }
+ }
+ }
+ if (code == 0) {
+ code = vlsetcache(ctx, locktype);
+ }
+ return code;
}
-/* Create a new vldb entry; both new volume id and name must be unique (non-existant in vldb). */
+/* Create a new vldb entry; both new volume id and name must be unique
+ * (non-existant in vldb).
+ */
-VL_CreateEntry(rxcall, newentry)
- struct rx_call *rxcall;
- struct vldbentry *newentry;
-{ struct ubik_trans *trans;
- afs_int32 errorcode, blockindex;
- struct nvlentry tentry;
+afs_int32
+SVL_CreateEntry(struct rx_call *rxcall, struct vldbentry *newentry)
+{
+ int this_op = VLCREATEENTRY;
+ struct vl_ctx ctx;
+ afs_int32 code, blockindex;
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
- COUNT_REQ (VLCREATEENTRY);
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0)) {
- errorcode = VL_PERM;
+ countRequest(this_op);
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL)) {
+ code = VL_PERM;
goto end;
- }
+ }
/* Do some validity tests on new entry */
- if ( (errorcode = check_vldbentry(newentry))
- || (errorcode = Init_VLdbase(&trans, LOCKWRITE, this_op)))
+ if ((code = check_vldbentry(newentry))
+ || (code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
goto end;
- VLog(1, ("OCreate Volume %d %s\n", newentry->volumeId[RWVOL], rxinfo(rxcall)));
- /* XXX shouldn't we check to see if the r/o volume is duplicated? */
- if (newentry->volumeId[RWVOL]
- && FindByID(trans, newentry->volumeId[RWVOL], RWVOL, &tentry,
- &errorcode)) { /* entry already exists, we fail */
- errorcode = VL_IDEXIST;
+ VLog(1,
+ ("OCreate Volume %d %s\n", newentry->volumeId[RWVOL],
+ rxinfo(rxstr, rxcall)));
+ if (EntryIDExists(&ctx, newentry->volumeId, MAXTYPES, &code)) {
+ /* at least one of the specified IDs already exists; we fail */
+ code = VL_IDEXIST;
goto abort;
- } else if (errorcode) {
+ } else if (code) {
goto abort;
}
/* Is this following check (by volume name) necessary?? */
/* If entry already exists, we fail */
- if (FindByName(trans, newentry->name, &tentry, &errorcode)) {
- errorcode = VL_NAMEEXIST;
- goto abort;
- } else if (errorcode) {
- goto abort;
- }
-
- blockindex = AllocBlock(trans, &tentry);
+ if (FindByName(&ctx, newentry->name, &tentry, &code)) {
+ code = VL_NAMEEXIST;
+ goto abort;
+ } else if (code) {
+ goto abort;
+ }
+
+ blockindex = AllocBlock(&ctx, &tentry);
if (blockindex == 0) {
- errorcode = VL_CREATEFAIL;
- goto abort;
+ code = VL_CREATEFAIL;
+ goto abort;
}
- bzero(&tentry, sizeof(struct nvlentry));
+ memset(&tentry, 0, sizeof(struct nvlentry));
/* Convert to its internal representation; both in host byte order */
- if (errorcode = vldbentry_to_vlentry(trans, newentry, &tentry)) {
- FreeBlock(trans, blockindex);
+ if ((code = vldbentry_to_vlentry(&ctx, newentry, &tentry))) {
+ FreeBlock(&ctx, blockindex);
goto abort;
}
/* Actually insert the entry in vldb */
- errorcode = ThreadVLentry(trans, blockindex, &tentry);
- if (errorcode) {
- FreeBlock(trans, blockindex);
+ code = ThreadVLentry(&ctx, blockindex, &tentry);
+ if (code) {
+ FreeBlock(&ctx, blockindex);
goto abort;
- }
- else {
- errorcode = ubik_EndTrans(trans);
- goto end;
+ } else {
+ code = ubik_EndTrans(ctx.trans);
+ goto end;
}
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLCreateEntryEvent, errorcode,
- AUD_STR, (newentry ? newentry->name : (char *)0), AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLCreateEntryEvent, code, AUD_STR,
+ (newentry ? newentry->name : NULL), AUD_END);
+ return code;
}
-VL_CreateEntryN(rxcall, newentry)
- struct rx_call *rxcall;
- struct nvldbentry *newentry;
-{ struct ubik_trans *trans;
- afs_int32 errorcode, blockindex;
- struct nvlentry tentry;
+afs_int32
+SVL_CreateEntryN(struct rx_call *rxcall, struct nvldbentry *newentry)
+{
+ int this_op = VLCREATEENTRYN;
+ struct vl_ctx ctx;
+ afs_int32 code, blockindex;
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
- COUNT_REQ (VLCREATEENTRYN);
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0)) {
- errorcode = VL_PERM;
+ countRequest(this_op);
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL)) {
+ code = VL_PERM;
goto end;
- }
+ }
/* Do some validity tests on new entry */
- if ( (errorcode = check_nvldbentry(newentry))
- || (errorcode = Init_VLdbase(&trans, LOCKWRITE, this_op)))
+ if ((code = check_nvldbentry(newentry))
+ || (code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
goto end;
- VLog(1, ("Create Volume %d %s\n", newentry->volumeId[RWVOL], rxinfo(rxcall)));
- /* XXX shouldn't we check to see if the r/o volume is duplicated? */
- if (newentry->volumeId[RWVOL]
- && FindByID(trans, newentry->volumeId[RWVOL], RWVOL, &tentry,
- &errorcode)) { /* entry already exists, we fail */
- errorcode = VL_IDEXIST;
+ VLog(1,
+ ("Create Volume %d %s\n", newentry->volumeId[RWVOL],
+ rxinfo(rxstr, rxcall)));
+ if (EntryIDExists(&ctx, newentry->volumeId, MAXTYPES, &code)) {
+ /* at least one of the specified IDs already exists; we fail */
+ code = VL_IDEXIST;
goto abort;
- } else if (errorcode) {
+ } else if (code) {
goto abort;
}
/* Is this following check (by volume name) necessary?? */
/* If entry already exists, we fail */
- if (FindByName(trans, newentry->name, &tentry, &errorcode)) {
- errorcode = VL_NAMEEXIST;
- goto abort;
- } else if (errorcode) {
- goto abort;
- }
-
- blockindex = AllocBlock(trans, &tentry);
+ if (FindByName(&ctx, newentry->name, &tentry, &code)) {
+ code = VL_NAMEEXIST;
+ goto abort;
+ } else if (code) {
+ goto abort;
+ }
+
+ blockindex = AllocBlock(&ctx, &tentry);
if (blockindex == 0) {
- errorcode = VL_CREATEFAIL;
- goto abort;
+ code = VL_CREATEFAIL;
+ goto abort;
}
- bzero(&tentry, sizeof(struct nvlentry));
+ memset(&tentry, 0, sizeof(struct nvlentry));
/* Convert to its internal representation; both in host byte order */
- if (errorcode = nvldbentry_to_vlentry(trans, newentry, &tentry)) {
- FreeBlock(trans, blockindex);
+ if ((code = nvldbentry_to_vlentry(&ctx, newentry, &tentry))) {
+ FreeBlock(&ctx, blockindex);
goto abort;
}
/* Actually insert the entry in vldb */
- errorcode = ThreadVLentry(trans, blockindex, &tentry);
- if (errorcode) {
- FreeBlock(trans, blockindex);
+ code = ThreadVLentry(&ctx, blockindex, &tentry);
+ if (code) {
+ FreeBlock(&ctx, blockindex);
goto abort;
- }
- else {
- errorcode = ubik_EndTrans(trans);
- goto end;
+ } else {
+ code = ubik_EndTrans(ctx.trans);
+ goto end;
}
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLCreateEntryEvent, errorcode,
- AUD_STR, (newentry ? newentry->name : (char *)0), AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLCreateEntryEvent, code, AUD_STR,
+ (newentry ? newentry->name : NULL), AUD_END);
+ return code;
}
-VL_ChangeAddr(rxcall, ip1, ip2)
- struct rx_call *rxcall;
- afs_int32 ip1, ip2;
-{ struct ubik_trans *trans;
- afs_int32 errorcode, blockindex;
- struct nvlentry tentry;
+afs_int32
+SVL_ChangeAddr(struct rx_call *rxcall, afs_uint32 ip1, afs_uint32 ip2)
+{
+ int this_op = VLCHANGEADDR;
+ struct vl_ctx ctx;
+ afs_int32 code;
+ char rxstr[AFS_RXINFO_LEN];
- COUNT_REQ (VLCHANGEADDR);
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0)) {
- errorcode = VL_PERM;
+ countRequest(this_op);
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL)) {
+ code = VL_PERM;
goto end;
- }
+ }
- if (errorcode = Init_VLdbase(&trans, LOCKWRITE, this_op))
+ if ((code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
goto end;
- VLog(1, ("Change Addr %d -> %d %s\n", ip1, ip2, rxinfo(rxcall)));
- if (errorcode = ChangeIPAddr(ip1, ip2, trans))
- goto abort;
+ VLog(1, ("Change Addr %u -> %u %s\n", ip1, ip2, rxinfo(rxstr, rxcall)));
+ if ((code = ChangeIPAddr(&ctx, ip1, ip2)))
+ goto abort;
else {
- errorcode = ubik_EndTrans(trans);
- goto end;
+ code = ubik_EndTrans(ctx.trans);
+ goto end;
}
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLChangeAddrEvent, errorcode, AUD_LONG, ip1,
- AUD_LONG, ip2, AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLChangeAddrEvent, code, AUD_LONG, ip1, AUD_LONG,
+ ip2, AUD_END);
+ return code;
}
/* Delete a vldb entry given the volume id. */
-VL_DeleteEntry(rxcall, volid, voltype)
- struct rx_call *rxcall;
- afs_int32 volid;
- afs_int32 voltype;
-{ struct ubik_trans *trans;
- afs_int32 blockindex, errorcode;
- struct nvlentry tentry;
-
- COUNT_REQ (VLDELETEENTRY);
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0))
+afs_int32
+SVL_DeleteEntry(struct rx_call *rxcall, afs_uint32 volid, afs_int32 voltype)
+{
+ int this_op = VLDELETEENTRY;
+ struct vl_ctx ctx;
+ afs_int32 blockindex, code;
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
+
+ countRequest(this_op);
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL))
END(VL_PERM);
- if ((voltype != -1 ) && (InvalidVoltype(voltype)))
- END( VL_BADVOLTYPE );
+ if ((voltype != -1) && (InvalidVoltype(voltype)))
+ END(VL_BADVOLTYPE);
- if (errorcode = Init_VLdbase (&trans, LOCKWRITE, this_op))
+ if ((code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
goto end;
- VLog(1, ("Delete Volume %d %s\n", volid, rxinfo(rxcall)));
- blockindex = FindByID(trans, volid, voltype, &tentry, &errorcode);
- if (blockindex == 0) { /* volid not found */
- if (!errorcode) errorcode = VL_NOENT;
+ VLog(1, ("Delete Volume %u %s\n", volid, rxinfo(rxstr, rxcall)));
+ blockindex = FindByID(&ctx, volid, voltype, &tentry, &code);
+ if (blockindex == 0) { /* volid not found */
+ if (!code)
+ code = VL_NOENT;
goto abort;
}
if (tentry.flags & VLDELETED) { /* Already deleted; return */
- ABORT( VL_ENTDELETED );
+ ABORT(VL_ENTDELETED);
}
- if (errorcode = RemoveEntry(trans, blockindex, &tentry)) {
+ if ((code = RemoveEntry(&ctx, blockindex, &tentry))) {
goto abort;
}
- errorcode = (ubik_EndTrans(trans));
+ code = (ubik_EndTrans(ctx.trans));
goto end;
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLDeleteEntryEvent, errorcode, AUD_LONG, volid, AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLDeleteEntryEvent, code, AUD_LONG, volid,
+ AUD_END);
+ return code;
}
/* Get a vldb entry given its volume id; make sure it's not a deleted entry. */
-GetEntryByID (rxcall, volid, voltype, aentry, new, this_op)
- struct rx_call *rxcall;
- afs_int32 volid;
- afs_int32 voltype, new, this_op;
- char *aentry; /* entry data copied here */
-{ struct ubik_trans *trans;
- afs_int32 blockindex, errorcode;
- struct nvlentry tentry;
-
- if ((voltype != -1 ) && (InvalidVoltype(voltype)))
- return VL_BADVOLTYPE;
- if (errorcode = Init_VLdbase (&trans, LOCKREAD, this_op))
- return errorcode;
+int
+GetEntryByID(struct rx_call *rxcall,
+ afs_uint32 volid,
+ afs_int32 voltype,
+ char *aentry, /* entry data copied here */
+ afs_int32 new,
+ afs_int32 this_op)
+{
+ struct vl_ctx ctx;
+ afs_int32 blockindex, code;
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
+
+ countRequest(this_op);
- VLog(5, ("GetVolumeByID %d (%d) %s\n", volid, new, rxinfo(rxcall)));
- blockindex = FindByID(trans, volid, voltype, &tentry, &errorcode);
- if (blockindex == 0) { /* entry not found */
- if (!errorcode) errorcode = VL_NOENT;
- COUNT_ABO;
- ubik_AbortTrans (trans);
- return errorcode;
+ if ((voltype != -1) && (InvalidVoltype(voltype)))
+ return VL_BADVOLTYPE;
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
+
+ VLog(5, ("GetVolumeByID %u (%d) %s\n", volid, new,
+ rxinfo(rxstr, rxcall)));
+ blockindex = FindByID(&ctx, volid, voltype, &tentry, &code);
+ if (blockindex == 0) { /* entry not found */
+ if (!code)
+ code = VL_NOENT;
+ goto abort;
}
if (tentry.flags & VLDELETED) { /* Entry is deleted! */
- COUNT_ABO;
- ubik_AbortTrans (trans);
- return VL_ENTDELETED;
+ code = VL_ENTDELETED;
+ goto abort;
}
- /* Convert from the internal to external form */
+ /* Convert from the internal to external form */
if (new == 1)
- vlentry_to_nvldbentry(&tentry, (struct nvldbentry *)aentry);
+ code = vlentry_to_nvldbentry(&ctx, &tentry, (struct nvldbentry *)aentry);
else if (new == 2)
- vlentry_to_uvldbentry(&tentry, (struct uvldbentry *)aentry);
+ code = vlentry_to_uvldbentry(&ctx, &tentry, (struct uvldbentry *)aentry);
else
- vlentry_to_vldbentry(&tentry, (struct vldbentry *)aentry);
- return(ubik_EndTrans(trans));
+ code = vlentry_to_vldbentry(&ctx, &tentry, (struct vldbentry *)aentry);
+
+ if (code)
+ goto abort;
+
+ return (ubik_EndTrans(ctx.trans));
+
+abort:
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ return code;
}
-VL_GetEntryByID (rxcall, volid, voltype, aentry)
- struct rx_call *rxcall;
- afs_int32 volid, voltype;
- vldbentry *aentry; /* entry data copied here */
+afs_int32
+SVL_GetEntryByID(struct rx_call *rxcall,
+ afs_uint32 volid,
+ afs_int32 voltype,
+ vldbentry *aentry) /* entry data copied here */
{
- COUNT_REQ (VLGETENTRYBYID);
- return (GetEntryByID(rxcall, volid, voltype, (char *)aentry, 0, this_op));
+ return (GetEntryByID(rxcall, volid, voltype, (char *)aentry, 0,
+ VLGETENTRYBYID));
}
-VL_GetEntryByIDN (rxcall, volid, voltype, aentry)
- struct rx_call *rxcall;
- afs_int32 volid, voltype;
- nvldbentry *aentry; /* entry data copied here */
+afs_int32
+SVL_GetEntryByIDN(struct rx_call *rxcall,
+ afs_uint32 volid,
+ afs_int32 voltype,
+ nvldbentry *aentry) /* entry data copied here */
{
- COUNT_REQ (VLGETENTRYBYIDN);
- return (GetEntryByID(rxcall, volid, voltype, (char *)aentry, 1, this_op));
+ return (GetEntryByID(rxcall, volid, voltype, (char *)aentry, 1,
+ VLGETENTRYBYIDN));
}
-VL_GetEntryByIDU (rxcall, volid, voltype, aentry)
- struct rx_call *rxcall;
- afs_int32 volid, voltype;
- uvldbentry *aentry; /* entry data copied here */
+afs_int32
+SVL_GetEntryByIDU(struct rx_call *rxcall,
+ afs_uint32 volid,
+ afs_int32 voltype,
+ uvldbentry *aentry) /* entry data copied here */
{
- COUNT_REQ (VLGETENTRYBYIDU);
- return (GetEntryByID(rxcall, volid, voltype, (char *)aentry, 2, this_op));
+ return (GetEntryByID(rxcall, volid, voltype, (char *)aentry, 2,
+ VLGETENTRYBYIDU));
}
-
-
-/* returns true if the id is a decimal integer, in which case we interpret it
- as an id. make the cache manager much simpler */
-static int NameIsId(aname)
-register char *aname; {
- register int tc;
- while (tc = *aname++) {
- if (tc > '9' || tc < '0') return 0;
+/* returns true if the id is a decimal integer, in which case we interpret
+ * it as an id. make the cache manager much simpler */
+static int
+NameIsId(char *aname)
+{
+ int tc;
+ while ((tc = *aname++)) {
+ if (tc > '9' || tc < '0')
+ return 0;
}
return 1;
}
-/* Get a vldb entry given the volume's name; of course, very similar to VLGetEntryByID() above. */
-GetEntryByName (rxcall, volname, aentry, new, this_op)
- struct rx_call *rxcall;
- char *volname;
- char *aentry; /* entry data copied here */
- int new, this_op;
-{ struct ubik_trans *trans;
- afs_int32 blockindex, errorcode;
- struct nvlentry tentry;
+/* Get a vldb entry given the volume's name; of course, very similar to
+ * VLGetEntryByID() above. */
+afs_int32
+GetEntryByName(struct rx_call *rxcall,
+ char *volname,
+ char *aentry, /* entry data copied here */
+ int new,
+ int this_op)
+{
+ struct vl_ctx ctx;
+ afs_int32 blockindex, code;
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
if (NameIsId(volname)) {
- return GetEntryByID(rxcall, atoi(volname), -1, aentry, new, this_op);
+ return GetEntryByID(rxcall, strtoul(volname, NULL, 10), -1, aentry, new, this_op);
}
if (InvalidVolname(volname))
return VL_BADNAME;
- if (errorcode = Init_VLdbase(&trans, LOCKREAD, this_op))
- return errorcode;
- VLog(5, ("GetVolumeByName %s (%d) %s\n", volname, new, rxinfo(rxcall)));
- blockindex = FindByName(trans, volname, &tentry, &errorcode);
- if (blockindex == 0) { /* entry not found */
- if (!errorcode) errorcode = VL_NOENT;
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return errorcode;
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
+ VLog(5, ("GetVolumeByName %s (%d) %s\n", volname, new, rxinfo(rxstr, rxcall)));
+ blockindex = FindByName(&ctx, volname, &tentry, &code);
+ if (blockindex == 0) { /* entry not found */
+ if (!code)
+ code = VL_NOENT;
+ goto abort;
}
if (tentry.flags & VLDELETED) { /* Entry is deleted */
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_ENTDELETED;
+ code = VL_ENTDELETED;
+ goto abort;
}
/* Convert to external entry representation */
if (new == 1)
- vlentry_to_nvldbentry(&tentry, (struct nvldbentry *)aentry);
+ code = vlentry_to_nvldbentry(&ctx, &tentry, (struct nvldbentry *)aentry);
else if (new == 2)
- vlentry_to_uvldbentry(&tentry, (struct uvldbentry *)aentry);
+ code = vlentry_to_uvldbentry(&ctx, &tentry, (struct uvldbentry *)aentry);
else
- vlentry_to_vldbentry(&tentry, (struct vldbentry *)aentry);
- return(ubik_EndTrans(trans));
+ code = vlentry_to_vldbentry(&ctx, &tentry, (struct vldbentry *)aentry);
+
+ if (code)
+ goto abort;
+
+ return (ubik_EndTrans(ctx.trans));
+
+abort:
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ return code;
+
}
-VL_GetEntryByNameO (rxcall, volname, aentry)
- struct rx_call *rxcall;
- char *volname;
- struct vldbentry *aentry; /* entry data copied here */
+afs_int32
+SVL_GetEntryByNameO(struct rx_call *rxcall,
+ char *volname,
+ struct vldbentry *aentry) /* entry data copied here */
{
- COUNT_REQ (VLGETENTRYBYNAME);
- return (GetEntryByName(rxcall, volname, (char *)aentry, 0, this_op));
+ return (GetEntryByName(rxcall, volname, (char *)aentry, 0,
+ VLGETENTRYBYNAME));
}
-VL_GetEntryByNameN (rxcall, volname, aentry)
- struct rx_call *rxcall;
- char *volname;
- struct nvldbentry *aentry; /* entry data copied here */
+afs_int32
+SVL_GetEntryByNameN(struct rx_call *rxcall,
+ char *volname,
+ struct nvldbentry *aentry) /* entry data copied here */
{
- COUNT_REQ (VLGETENTRYBYNAMEN);
- return (GetEntryByName(rxcall, volname, (char *)aentry, 1, this_op));
+ return (GetEntryByName(rxcall, volname, (char *)aentry, 1,
+ VLGETENTRYBYNAMEN));
}
-VL_GetEntryByNameU (rxcall, volname, aentry)
- struct rx_call *rxcall;
- char *volname;
- struct uvldbentry *aentry; /* entry data copied here */
+afs_int32
+SVL_GetEntryByNameU(struct rx_call *rxcall,
+ char *volname,
+ struct uvldbentry *aentry) /* entry data copied here */
{
- COUNT_REQ (VLGETENTRYBYNAMEU);
- return (GetEntryByName(rxcall, volname, (char *)aentry, 2, this_op));
+ return (GetEntryByName(rxcall, volname, (char *)aentry, 2,
+ VLGETENTRYBYNAMEU));
}
/* Get the current value of the maximum volume id and bump the volume id counter by Maxvolidbump. */
-VL_GetNewVolumeId (rxcall, Maxvolidbump, newvolumeid)
-struct rx_call *rxcall;
-afs_int32 Maxvolidbump;
-afs_int32 *newvolumeid;
-{ register afs_int32 errorcode, maxvolumeid;
- struct ubik_trans *trans;
+afs_int32
+SVL_GetNewVolumeId(struct rx_call *rxcall, afs_uint32 Maxvolidbump,
+ afs_uint32 *newvolumeid)
+{
+ int this_op = VLGETNEWVOLUMEID;
+ afs_int32 code;
+ afs_uint32 maxvolumeid;
+ struct vl_ctx ctx;
+ char rxstr[AFS_RXINFO_LEN];
- COUNT_REQ (VLGETNEWVOLUMEID);
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0))
- END( VL_PERM );
+ countRequest(this_op);
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL))
+ END(VL_PERM);
+
+ if (Maxvolidbump > MAXBUMPCOUNT)
+ END(VL_BADVOLIDBUMP);
- if (Maxvolidbump < 0 || Maxvolidbump > MAXBUMPCOUNT)
- END ( VL_BADVOLIDBUMP );
+ if ((code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
+ goto end;
- if (errorcode = Init_VLdbase(&trans, LOCKWRITE, this_op))
- goto end;
+ *newvolumeid = maxvolumeid = NextUnusedID(&ctx,
+ ntohl(ctx.cheader->vital_header.MaxVolumeId), Maxvolidbump, &code);
+ if (code) {
+ goto abort;
+ }
- *newvolumeid = maxvolumeid = ntohl(cheader.vital_header.MaxVolumeId);
maxvolumeid += Maxvolidbump;
- VLog(1, ("GetNewVolid newmax=%d %s\n", maxvolumeid, rxinfo(rxcall)));
- cheader.vital_header.MaxVolumeId = htonl(maxvolumeid);
- if (write_vital_vlheader(trans)) {
- ABORT( VL_IO );
+ VLog(1, ("GetNewVolid newmax=%u %s\n", maxvolumeid, rxinfo(rxstr, rxcall)));
+ ctx.cheader->vital_header.MaxVolumeId = htonl(maxvolumeid);
+ if (write_vital_vlheader(&ctx)) {
+ ABORT(VL_IO);
}
- errorcode = (ubik_EndTrans(trans));
+ code = (ubik_EndTrans(ctx.trans));
goto end;
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLGetNewVolumeIdEvent, errorcode, AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLGetNewVolumeIdEvent, code, AUD_END);
+ return code;
}
* newentry. No individual checking/updating per field (alike
* VLUpdateEntry) is done. */
-VL_ReplaceEntry (rxcall, volid, voltype, newentry, releasetype)
-struct rx_call *rxcall;
-afs_int32 volid;
-afs_int32 voltype;
-struct vldbentry *newentry;
-afs_int32 releasetype;
-{ struct ubik_trans *trans;
- afs_int32 blockindex, errorcode, typeindex;
- int hashnewname;
- int hashVol[MAXTYPES];
- struct nvlentry tentry;
-
- COUNT_REQ (VLREPLACEENTRY);
- for(typeindex = 0; typeindex < MAXTYPES; typeindex++)
+afs_int32
+SVL_ReplaceEntry(struct rx_call *rxcall, afs_uint32 volid, afs_int32 voltype,
+ struct vldbentry *newentry, afs_int32 releasetype)
+{
+ int this_op = VLREPLACEENTRY;
+ struct vl_ctx ctx;
+ afs_int32 blockindex, code, typeindex;
+ int hashnewname;
+ int hashVol[MAXTYPES];
+ struct nvlentry tentry;
+ afs_uint32 checkids[MAXTYPES];
+ char rxstr[AFS_RXINFO_LEN];
+
+ countRequest(this_op);
+ for (typeindex = 0; typeindex < MAXTYPES; typeindex++)
hashVol[typeindex] = 0;
hashnewname = 0;
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0))
- END ( VL_PERM );
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL))
+ END(VL_PERM);
- if (errorcode = check_vldbentry(newentry))
+ if ((code = check_vldbentry(newentry)))
goto end;
if (voltype != -1 && InvalidVoltype(voltype))
- END ( VL_BADVOLTYPE );
+ END(VL_BADVOLTYPE);
if (releasetype && InvalidReleasetype(releasetype))
- END( VL_BADRELLOCKTYPE );
- if (errorcode = Init_VLdbase(&trans, LOCKWRITE, this_op))
- goto end;
+ END(VL_BADRELLOCKTYPE);
+ if ((code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
+ goto end;
- VLog(1, ("OReplace Volume %d %s\n", volid, rxinfo(rxcall)));
+ VLog(1, ("OReplace Volume %u %s\n", volid, rxinfo(rxstr, rxcall)));
/* find vlentry we're changing */
- blockindex = FindByID(trans, volid, voltype, &tentry, &errorcode);
- if (blockindex == 0) { /* entry not found */
- if (!errorcode) errorcode = VL_NOENT;
+ blockindex = FindByID(&ctx, volid, voltype, &tentry, &code);
+ if (blockindex == 0) { /* entry not found */
+ if (!code)
+ code = VL_NOENT;
goto abort;
}
/* check that we're not trying to change the RW vol ID */
if (newentry->volumeId[RWVOL] != tentry.volumeId[RWVOL]) {
- ABORT( VL_BADENTRY );
+ ABORT(VL_BADENTRY);
+ }
+
+ /* make sure none of the IDs we are changing to are already in use */
+ memset(&checkids, 0, sizeof(checkids));
+ for (typeindex = ROVOL; typeindex < MAXTYPES; typeindex++) {
+ if (tentry.volumeId[typeindex] != newentry->volumeId[typeindex]) {
+ checkids[typeindex] = newentry->volumeId[typeindex];
+ }
+ }
+ if (EntryIDExists(&ctx, checkids, MAXTYPES, &code)) {
+ ABORT(VL_IDEXIST);
+ } else if (code) {
+ goto abort;
+ }
+
+ /* make sure the name we're changing to doesn't already exist */
+ if (strcmp(newentry->name, tentry.name)) {
+ struct nvlentry tmp_entry;
+ if (FindByName(&ctx, newentry->name, &tmp_entry, &code)) {
+ ABORT(VL_NAMEEXIST);
+ } else if (code) {
+ goto abort;
+ }
}
/* unhash volid entries if they're disappearing or changing.
for (typeindex = ROVOL; typeindex <= BACKVOL; typeindex++) {
if (tentry.volumeId[typeindex] != newentry->volumeId[typeindex]) {
if (tentry.volumeId[typeindex])
- if (errorcode = UnhashVolid(trans, typeindex, blockindex,
- &tentry)) {
+ if ((code =
+ UnhashVolid(&ctx, typeindex, blockindex, &tentry))) {
goto abort;
}
/* we must rehash new id if the id is different and the ID is nonzero */
hashVol[typeindex] = 1; /* must rehash this guy if he exists */
}
}
-
+
/* Rehash volname if it changes */
if (strcmp(newentry->name, tentry.name)) { /* Name changes; redo hashing */
- if (errorcode = UnhashVolname(trans, blockindex, &tentry)) {
+ if ((code = UnhashVolname(&ctx, blockindex, &tentry))) {
goto abort;
}
hashnewname = 1;
}
/* after this, tentry is new entry, not old one. vldbentry_to_vlentry
- doesn't touch hash chains */
- if (errorcode = vldbentry_to_vlentry(trans, newentry, &tentry)) {
+ * doesn't touch hash chains */
+ if ((code = vldbentry_to_vlentry(&ctx, newentry, &tentry))) {
goto abort;
}
- for(typeindex = ROVOL; typeindex <= BACKVOL; typeindex++) {
+ for (typeindex = ROVOL; typeindex <= BACKVOL; typeindex++) {
if (hashVol[typeindex] && tentry.volumeId[typeindex]) {
- if (errorcode = HashVolid(trans, typeindex, blockindex, &tentry)) {
+ if ((code = HashVolid(&ctx, typeindex, blockindex, &tentry))) {
goto abort;
}
}
}
if (hashnewname)
- HashVolname(trans, blockindex, &tentry);
+ HashVolname(&ctx, blockindex, &tentry);
if (releasetype)
ReleaseEntry(&tentry, releasetype); /* Unlock entry if necessary */
- if (vlentrywrite(trans, blockindex, &tentry, sizeof(tentry))) {
- ABORT( VL_IO );
+ if (vlentrywrite(ctx.trans, blockindex, &tentry, sizeof(tentry))) {
+ ABORT(VL_IO);
}
- END (ubik_EndTrans(trans));
+ END(ubik_EndTrans(ctx.trans));
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLReplaceVLEntryEvent, errorcode, AUD_LONG, volid, AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLReplaceVLEntryEvent, code, AUD_LONG, volid,
+ AUD_END);
+ return code;
}
-VL_ReplaceEntryN (rxcall, volid, voltype, newentry, releasetype)
-struct rx_call *rxcall;
-afs_int32 volid;
-afs_int32 voltype;
-struct nvldbentry *newentry;
-afs_int32 releasetype;
-{ struct ubik_trans *trans;
- afs_int32 blockindex, errorcode, typeindex;
- int hashnewname;
- int hashVol[MAXTYPES];
- struct nvlentry tentry;
-
- COUNT_REQ (VLREPLACEENTRYN);
- for(typeindex = 0; typeindex < MAXTYPES; typeindex++)
+afs_int32
+SVL_ReplaceEntryN(struct rx_call *rxcall, afs_uint32 volid, afs_int32 voltype,
+ struct nvldbentry *newentry, afs_int32 releasetype)
+{
+ int this_op = VLREPLACEENTRYN;
+ struct vl_ctx ctx;
+ afs_int32 blockindex, code, typeindex;
+ int hashnewname;
+ int hashVol[MAXTYPES];
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
+
+ countRequest(this_op);
+ for (typeindex = 0; typeindex < MAXTYPES; typeindex++)
hashVol[typeindex] = 0;
hashnewname = 0;
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0))
- END ( VL_PERM );
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL))
+ END(VL_PERM);
- if (errorcode = check_nvldbentry(newentry))
+ if ((code = check_nvldbentry(newentry)))
goto end;
if (voltype != -1 && InvalidVoltype(voltype))
- END ( VL_BADVOLTYPE );
+ END(VL_BADVOLTYPE);
if (releasetype && InvalidReleasetype(releasetype))
- END( VL_BADRELLOCKTYPE );
- if (errorcode = Init_VLdbase(&trans, LOCKWRITE, this_op))
- goto end;
+ END(VL_BADRELLOCKTYPE);
+ if ((code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
+ goto end;
- VLog(1, ("Replace Volume %d %s\n", volid, rxinfo(rxcall)));
+ VLog(1, ("Replace Volume %u %s\n", volid, rxinfo(rxstr, rxcall)));
/* find vlentry we're changing */
- blockindex = FindByID(trans, volid, voltype, &tentry, &errorcode);
- if (blockindex == 0) { /* entry not found */
- if (!errorcode) errorcode = VL_NOENT;
+ blockindex = FindByID(&ctx, volid, voltype, &tentry, &code);
+ if (blockindex == 0) { /* entry not found */
+ if (!code)
+ code = VL_NOENT;
goto abort;
}
/* check that we're not trying to change the RW vol ID */
if (newentry->volumeId[RWVOL] != tentry.volumeId[RWVOL]) {
- ABORT( VL_BADENTRY );
+ ABORT(VL_BADENTRY);
}
/* unhash volid entries if they're disappearing or changing.
for (typeindex = ROVOL; typeindex <= BACKVOL; typeindex++) {
if (tentry.volumeId[typeindex] != newentry->volumeId[typeindex]) {
if (tentry.volumeId[typeindex])
- if (errorcode = UnhashVolid(trans, typeindex, blockindex,
- &tentry)) {
+ if ((code =
+ UnhashVolid(&ctx, typeindex, blockindex, &tentry))) {
goto abort;
}
/* we must rehash new id if the id is different and the ID is nonzero */
hashVol[typeindex] = 1; /* must rehash this guy if he exists */
}
}
-
+
/* Rehash volname if it changes */
if (strcmp(newentry->name, tentry.name)) { /* Name changes; redo hashing */
- if (errorcode = UnhashVolname(trans, blockindex, &tentry)) {
+ if ((code = UnhashVolname(&ctx, blockindex, &tentry))) {
goto abort;
}
hashnewname = 1;
}
/* after this, tentry is new entry, not old one. vldbentry_to_vlentry
- doesn't touch hash chains */
- if (errorcode = nvldbentry_to_vlentry(trans, newentry, &tentry)) {
+ * doesn't touch hash chains */
+ if ((code = nvldbentry_to_vlentry(&ctx, newentry, &tentry))) {
goto abort;
}
- for(typeindex = ROVOL; typeindex <= BACKVOL; typeindex++) {
+ for (typeindex = ROVOL; typeindex <= BACKVOL; typeindex++) {
if (hashVol[typeindex] && tentry.volumeId[typeindex]) {
- if (errorcode = HashVolid(trans, typeindex, blockindex, &tentry)) {
+ if ((code = HashVolid(&ctx, typeindex, blockindex, &tentry))) {
goto abort;
}
}
}
if (hashnewname)
- HashVolname(trans, blockindex, &tentry);
+ HashVolname(&ctx, blockindex, &tentry);
if (releasetype)
ReleaseEntry(&tentry, releasetype); /* Unlock entry if necessary */
- if (vlentrywrite(trans, blockindex, &tentry, sizeof(tentry))) {
- ABORT( VL_IO );
+ if (vlentrywrite(ctx.trans, blockindex, &tentry, sizeof(tentry))) {
+ ABORT(VL_IO);
}
- END (ubik_EndTrans(trans));
+ END(ubik_EndTrans(ctx.trans));
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLReplaceVLEntryEvent, errorcode, AUD_LONG, volid, AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLReplaceVLEntryEvent, code, AUD_LONG, volid,
+ AUD_END);
+ return code;
}
-/* Update a vldb entry (accessed thru its volume id). Almost all of the entry's fields can be modified in a single call by setting the appropriate bits in the Mask field in VldbUpdateentry. */
-/* this routine may never have been tested; use replace entry instead unless you're brave */
-VL_UpdateEntry (rxcall, volid, voltype, updateentry, releasetype)
- struct rx_call *rxcall;
- afs_int32 volid;
- afs_int32 voltype;
- afs_int32 releasetype;
- struct VldbUpdateEntry *updateentry; /* Update entry copied here */
-{ struct ubik_trans *trans;
- afs_int32 blockindex, errorcode;
- struct nvlentry tentry;
-
- COUNT_REQ (VLUPDATEENTRY);
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0))
- END( VL_PERM );
- if ((voltype != -1 ) && (InvalidVoltype(voltype)))
- END( VL_BADVOLTYPE );
+/* Update a vldb entry (accessed thru its volume id). Almost all of the
+ * entry's fields can be modified in a single call by setting the
+ * appropriate bits in the Mask field in VldbUpdateentry. */
+/* this routine may never have been tested; use replace entry instead
+ * unless you're brave */
+afs_int32
+SVL_UpdateEntry(struct rx_call *rxcall,
+ afs_uint32 volid,
+ afs_int32 voltype,
+ struct VldbUpdateEntry *updateentry, /* Update entry copied here */
+ afs_int32 releasetype)
+{
+ int this_op = VLUPDATEENTRY;
+ struct vl_ctx ctx;
+ afs_int32 blockindex, code;
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
+
+ countRequest(this_op);
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL))
+ END(VL_PERM);
+ if ((voltype != -1) && (InvalidVoltype(voltype)))
+ END(VL_BADVOLTYPE);
if (releasetype && InvalidReleasetype(releasetype))
- END( VL_BADRELLOCKTYPE );
- if (errorcode = Init_VLdbase(&trans, LOCKWRITE, this_op))
- goto end;
-
- VLog(1, ("Update Volume %d %s\n", volid, rxinfo(rxcall)));
- blockindex = FindByID(trans, volid, voltype, &tentry, &errorcode);
- if (blockindex == 0) { /* entry not found */
- if (!errorcode) errorcode = VL_NOENT;
+ END(VL_BADRELLOCKTYPE);
+ if ((code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
+ goto end;
+
+ VLog(1, ("Update Volume %u %s\n", volid, rxinfo(rxstr, rxcall)));
+ blockindex = FindByID(&ctx, volid, voltype, &tentry, &code);
+ if (blockindex == 0) { /* entry not found */
+ if (!code)
+ code = VL_NOENT;
goto abort;
}
/* Do the actual updating of the entry, tentry. */
- if (errorcode = get_vldbupdateentry(trans, blockindex, updateentry, &tentry)) {
+ if ((code =
+ get_vldbupdateentry(&ctx, blockindex, updateentry, &tentry))) {
goto abort;
}
if (releasetype)
- ReleaseEntry(&tentry, releasetype); /* Unlock entry if necessary */
- if (vlentrywrite(trans, blockindex, &tentry, sizeof(tentry))) {
- ABORT( VL_IO );
+ ReleaseEntry(&tentry, releasetype); /* Unlock entry if necessary */
+ if (vlentrywrite(ctx.trans, blockindex, &tentry, sizeof(tentry))) {
+ ABORT(VL_IO);
}
- END(ubik_EndTrans(trans));
+ END(ubik_EndTrans(ctx.trans));
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLUpdateEntryEvent, errorcode, AUD_LONG, volid, AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLUpdateEntryEvent, code, AUD_LONG, volid,
+ AUD_END);
+ return code;
}
-VL_UpdateEntryByName (rxcall, volname, updateentry, releasetype)
- struct rx_call *rxcall;
- char *volname;
- afs_int32 releasetype;
- struct VldbUpdateEntry *updateentry; /* Update entry copied here */
-{ struct ubik_trans *trans;
- afs_int32 blockindex, errorcode;
- struct nvlentry tentry;
+afs_int32
+SVL_UpdateEntryByName(struct rx_call *rxcall,
+ char *volname,
+ struct VldbUpdateEntry *updateentry, /* Update entry copied here */
+ afs_int32 releasetype)
+{
+ int this_op = VLUPDATEENTRYBYNAME;
+ struct vl_ctx ctx;
+ afs_int32 blockindex, code;
+ struct nvlentry tentry;
- COUNT_REQ (VLUPDATEENTRYBYNAME);
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0))
- END( VL_PERM );
+ countRequest(this_op);
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL))
+ END(VL_PERM);
if (releasetype && InvalidReleasetype(releasetype))
- END( VL_BADRELLOCKTYPE );
- if (errorcode = Init_VLdbase(&trans, LOCKWRITE, this_op))
- goto end;
+ END(VL_BADRELLOCKTYPE);
+ if ((code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
+ goto end;
- blockindex = FindByName(trans, volname, &tentry, &errorcode);
- if (blockindex == 0) { /* entry not found */
- if (!errorcode) errorcode = VL_NOENT;
+ blockindex = FindByName(&ctx, volname, &tentry, &code);
+ if (blockindex == 0) { /* entry not found */
+ if (!code)
+ code = VL_NOENT;
goto abort;
}
/* Do the actual updating of the entry, tentry. */
- if (errorcode = get_vldbupdateentry(trans, blockindex, updateentry, &tentry)) {
+ if ((code =
+ get_vldbupdateentry(&ctx, blockindex, updateentry, &tentry))) {
goto abort;
}
if (releasetype)
- ReleaseEntry(&tentry, releasetype); /* Unlock entry if necessary */
- if (vlentrywrite(trans, blockindex, &tentry, sizeof(tentry))) {
- ABORT( VL_IO );
+ ReleaseEntry(&tentry, releasetype); /* Unlock entry if necessary */
+ if (vlentrywrite(ctx.trans, blockindex, &tentry, sizeof(tentry))) {
+ ABORT(VL_IO);
}
- END(ubik_EndTrans(trans));
+ END(ubik_EndTrans(ctx.trans));
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLUpdateEntryEvent, errorcode, AUD_LONG, -1, AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLUpdateEntryEvent, code, AUD_LONG, -1, AUD_END);
+ return code;
}
/* Set a lock to the vldb entry for volid (of type voltype if not -1). */
-VL_SetLock (rxcall, volid, voltype, voloper)
-struct rx_call *rxcall;
-afs_int32 volid;
-afs_int32 voltype;
-afs_int32 voloper;
-{ afs_int32 timestamp, blockindex, errorcode;
- struct ubik_trans *trans;
- struct nvlentry tentry;
-
- COUNT_REQ(VLSETLOCK);
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0))
- END( VL_PERM );
- if ((voltype != -1 ) && (InvalidVoltype(voltype)))
- END( VL_BADVOLTYPE );
+afs_int32
+SVL_SetLock(struct rx_call *rxcall, afs_uint32 volid, afs_int32 voltype,
+ afs_int32 voloper)
+{
+ int this_op = VLSETLOCK;
+ afs_int32 timestamp, blockindex, code;
+ struct vl_ctx ctx;
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
+
+ countRequest(this_op);
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL))
+ END(VL_PERM);
+ if ((voltype != -1) && (InvalidVoltype(voltype)))
+ END(VL_BADVOLTYPE);
if (InvalidOperation(voloper))
- END( VL_BADVOLOPER );
- if (errorcode = Init_VLdbase(&trans, LOCKWRITE, this_op))
- goto end;
+ END(VL_BADVOLOPER);
+ if ((code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
+ goto end;
- VLog(1, ("SetLock Volume %d %s\n", volid, rxinfo(rxcall)));
- blockindex = FindByID(trans, volid, voltype, &tentry, &errorcode);
+ VLog(1, ("SetLock Volume %u %s\n", volid, rxinfo(rxstr, rxcall)));
+ blockindex = FindByID(&ctx, volid, voltype, &tentry, &code);
if (blockindex == NULLO) {
- if (!errorcode) errorcode = VL_NOENT;
+ if (!code)
+ code = VL_NOENT;
goto abort;
}
if (tentry.flags & VLDELETED) {
- ABORT( VL_ENTDELETED );
+ ABORT(VL_ENTDELETED);
}
timestamp = FT_ApproxTime();
/* Check if entry is already locked; note that we unlock any entry
* locked more than MAXLOCKTIME seconds */
- if ((tentry.LockTimestamp)
- && ((timestamp - tentry.LockTimestamp) < MAXLOCKTIME)) {
- ABORT( VL_ENTRYLOCKED );
+ if ((tentry.LockTimestamp)
+ && ((timestamp - tentry.LockTimestamp) < MAXLOCKTIME)) {
+ ABORT(VL_ENTRYLOCKED);
}
/* Consider it an unlocked entry: set current timestamp, caller
* and active vol operation */
tentry.LockTimestamp = timestamp;
- tentry.LockAfsId = 0; /* Not implemented yet */
+ tentry.LockAfsId = 0; /* Not implemented yet */
if (tentry.flags & VLOP_RELEASE) {
- ABORT( VL_RERELEASE );
+ ABORT(VL_RERELEASE);
}
- tentry.flags &= ~VLOP_ALLOPERS; /* Clear any possible older operation bit */
+ tentry.flags &= ~VLOP_ALLOPERS; /* Clear any possible older operation bit */
tentry.flags |= voloper;
- if (vlentrywrite(trans, blockindex, &tentry, sizeof(tentry))) {
- ABORT( VL_IO );
+ if (vlentrywrite(ctx.trans, blockindex, &tentry, sizeof(tentry))) {
+ ABORT(VL_IO);
}
- END(ubik_EndTrans(trans));
+ END(ubik_EndTrans(ctx.trans));
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLSetLockEvent, errorcode, AUD_LONG, volid, AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLSetLockEvent, code, AUD_LONG, volid, AUD_END);
+ return code;
}
* fields (afsid and/or volume operation) will be cleared along with
* the lock time stamp. */
-VL_ReleaseLock (rxcall, volid, voltype, releasetype)
-struct rx_call *rxcall;
-afs_int32 volid;
-afs_int32 voltype;
-afs_int32 releasetype;
-{ afs_int32 blockindex, errorcode;
- struct ubik_trans *trans;
- struct nvlentry tentry;
-
- COUNT_REQ(VLRELEASELOCK);
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0))
- END( VL_PERM );
- if ((voltype != -1 ) && (InvalidVoltype(voltype)))
- END( VL_BADVOLTYPE );
+afs_int32
+SVL_ReleaseLock(struct rx_call *rxcall, afs_uint32 volid, afs_int32 voltype,
+ afs_int32 releasetype)
+{
+ int this_op = VLRELEASELOCK;
+ afs_int32 blockindex, code;
+ struct vl_ctx ctx;
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
+
+ countRequest(this_op);
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL))
+ END(VL_PERM);
+ if ((voltype != -1) && (InvalidVoltype(voltype)))
+ END(VL_BADVOLTYPE);
if (releasetype && InvalidReleasetype(releasetype))
- END( VL_BADRELLOCKTYPE );
- if (errorcode = Init_VLdbase(&trans, LOCKWRITE, this_op))
+ END(VL_BADRELLOCKTYPE);
+ if ((code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
goto end;
- VLog(1, ("ReleaseLock Volume %d %s\n", volid, rxinfo(rxcall)));
- blockindex = FindByID(trans, volid, voltype, &tentry, &errorcode);
+ VLog(1, ("ReleaseLock Volume %u %s\n", volid, rxinfo(rxstr, rxcall)));
+ blockindex = FindByID(&ctx, volid, voltype, &tentry, &code);
if (blockindex == NULLO) {
- if (!errorcode) errorcode = VL_NOENT;
+ if (!code)
+ code = VL_NOENT;
goto abort;
}
if (tentry.flags & VLDELETED) {
- ABORT( VL_ENTDELETED );
+ ABORT(VL_ENTDELETED);
}
if (releasetype)
- ReleaseEntry(&tentry, releasetype); /* Unlock the appropriate fields */
- if (vlentrywrite(trans, blockindex, &tentry, sizeof(tentry))) {
- ABORT( VL_IO );
+ ReleaseEntry(&tentry, releasetype); /* Unlock the appropriate fields */
+ if (vlentrywrite(ctx.trans, blockindex, &tentry, sizeof(tentry))) {
+ ABORT(VL_IO);
}
- END(ubik_EndTrans(trans));
+ END(ubik_EndTrans(ctx.trans));
abort:
- COUNT_ABO;
- ubik_AbortTrans(trans);
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
end:
- osi_auditU (rxcall, VLReleaseLockEvent, errorcode, AUD_LONG, volid, AUD_END);
- return errorcode;
+ osi_auditU(rxcall, VLReleaseLockEvent, code, AUD_LONG, volid,
+ AUD_END);
+ return code;
}
-
-
-/* ListEntry returns a single vldb entry, aentry, with offset previous_index; the remaining parameters (i.e. next_index) are used so that sequential calls to this routine will get the next (all) vldb entries. */
-VL_ListEntry (rxcall, previous_index, count, next_index, aentry)
-struct rx_call *rxcall;
-afs_int32 previous_index;
-afs_int32 *count;
-afs_int32 *next_index;
-struct vldbentry *aentry;
-{ int errorcode;
- struct ubik_trans *trans;
- struct nvlentry tentry;
-
- COUNT_REQ(VLLISTENTRY);
- if (errorcode = Init_VLdbase(&trans, LOCKREAD, this_op))
- return errorcode;
- VLog(25, ("OListEntry index=%d %s\n", previous_index, rxinfo(rxcall)));
- *next_index = NextEntry(trans, previous_index, &tentry, count);
- if (*next_index)
- vlentry_to_vldbentry(&tentry, aentry);
- return(ubik_EndTrans(trans));
+
+
+/* ListEntry returns a single vldb entry, aentry, with offset previous_index;
+ * the remaining parameters (i.e. next_index) are used so that sequential
+ * calls to this routine will get the next (all) vldb entries.
+ */
+afs_int32
+SVL_ListEntry(struct rx_call *rxcall, afs_int32 previous_index,
+ afs_int32 *count, afs_int32 *next_index,
+ struct vldbentry *aentry)
+{
+ int this_op = VLLISTENTRY;
+ int code;
+ struct vl_ctx ctx;
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
+
+ countRequest(this_op);
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
+ VLog(25, ("OListEntry index=%d %s\n", previous_index,
+ rxinfo(rxstr, rxcall)));
+ *next_index = NextEntry(&ctx, previous_index, &tentry, count);
+ if (*next_index) {
+ code = vlentry_to_vldbentry(&ctx, &tentry, aentry);
+ if (code) {
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ return code;
+ }
+ }
+ return (ubik_EndTrans(ctx.trans));
}
-/* ListEntry returns a single vldb entry, aentry, with offset previous_index; the remaining parameters (i.e. next_index) are used so that sequential calls to this routine will get the next (all) vldb entries. */
-VL_ListEntryN (rxcall, previous_index, count, next_index, aentry)
-struct rx_call *rxcall;
-afs_int32 previous_index;
-afs_int32 *count;
-afs_int32 *next_index;
-struct nvldbentry *aentry;
-{ int errorcode;
- struct ubik_trans *trans;
- struct nvlentry tentry;
-
- COUNT_REQ(VLLISTENTRYN);
- if (errorcode = Init_VLdbase(&trans, LOCKREAD, this_op))
- return errorcode;
- VLog(25, ("ListEntry index=%d %s\n", previous_index, rxinfo(rxcall)));
- *next_index = NextEntry(trans, previous_index, &tentry, count);
- if (*next_index)
- vlentry_to_nvldbentry(&tentry, aentry);
- return(ubik_EndTrans(trans));
+/* ListEntry returns a single vldb entry, aentry, with offset previous_index;
+ * the remaining parameters (i.e. next_index) are used so that sequential
+ * calls to this routine will get the next (all) vldb entries.
+ */
+afs_int32
+SVL_ListEntryN(struct rx_call *rxcall, afs_int32 previous_index,
+ afs_int32 *count, afs_int32 *next_index,
+ struct nvldbentry *aentry)
+{
+ int this_op = VLLISTENTRYN;
+ int code;
+ struct vl_ctx ctx;
+ struct nvlentry tentry;
+ char rxstr[AFS_RXINFO_LEN];
+
+ countRequest(this_op);
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
+ VLog(25, ("ListEntry index=%d %s\n", previous_index, rxinfo(rxstr, rxcall)));
+ *next_index = NextEntry(&ctx, previous_index, &tentry, count);
+ if (*next_index) {
+ code = vlentry_to_nvldbentry(&ctx, &tentry, aentry);
+ if (code) {
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ return code;
+ }
+ }
+
+ return (ubik_EndTrans(ctx.trans));
}
-/* Retrieves in vldbentries all vldb entries that match the specified attributes (by server number, partition, volume type, and flag); if volume id is specified then the associated list for that entry is returned. CAUTION: This could be a very expensive call since in most cases sequential search of all vldb entries is performed. */
-VL_ListAttributes(rxcall, attributes, nentries, vldbentries)
-struct rx_call *rxcall;
-struct VldbListByAttributes *attributes;
-afs_int32 *nentries;
-bulkentries *vldbentries;
-{ int errorcode, allocCount = 0;
- struct ubik_trans *trans;
- struct nvlentry tentry;
- struct vldbentry *Vldbentry = 0, *VldbentryFirst = 0, *VldbentryLast = 0;
- int pollcount = 0;
+/* Retrieves in vldbentries all vldb entries that match the specified
+ * attributes (by server number, partition, volume type, and flag); if volume
+ * id is specified then the associated list for that entry is returned.
+ * CAUTION: This could be a very expensive call since in most cases
+ * sequential search of all vldb entries is performed.
+ */
+afs_int32
+SVL_ListAttributes(struct rx_call *rxcall,
+ struct VldbListByAttributes *attributes,
+ afs_int32 *nentries,
+ bulkentries *vldbentries)
+{
+ int this_op = VLLISTATTRIBUTES;
+ int code, allocCount = 0;
+ struct vl_ctx ctx;
+ struct nvlentry tentry;
+ struct vldbentry *Vldbentry = 0, *VldbentryFirst = 0, *VldbentryLast = 0;
+ int pollcount = 0;
+ char rxstr[AFS_RXINFO_LEN];
- COUNT_REQ (VLLISTATTRIBUTES);
+ countRequest(this_op);
vldbentries->bulkentries_val = 0;
vldbentries->bulkentries_len = *nentries = 0;
- if (errorcode = Init_VLdbase(&trans, LOCKREAD, this_op))
- return errorcode;
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
allocCount = VLDBALLOCCOUNT;
- Vldbentry = VldbentryFirst = vldbentries->bulkentries_val = (vldbentry *)malloc(allocCount * sizeof(vldbentry));
+ Vldbentry = VldbentryFirst = vldbentries->bulkentries_val =
+ malloc(allocCount * sizeof(vldbentry));
if (Vldbentry == NULL) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
+ code = VL_NOMEM;
+ goto abort;
}
VldbentryLast = VldbentryFirst + allocCount;
- /* Handle the attribute by volume id totally separate of the rest (thus additional Mask values are ignored if VLLIST_VOLUMEID is set!) */
+ /* Handle the attribute by volume id totally separate of the rest
+ * (thus additional Mask values are ignored if VLLIST_VOLUMEID is set!) */
if (attributes->Mask & VLLIST_VOLUMEID) {
- afs_int32 blockindex, chain;
- struct nvlentry tempentry;
+ afs_int32 blockindex;
- blockindex = FindByID(trans, attributes->volumeid, -1, &tentry, &errorcode);
+ blockindex =
+ FindByID(&ctx, attributes->volumeid, -1, &tentry, &code);
if (blockindex == 0) {
- if (!errorcode) errorcode = VL_NOENT;
- COUNT_ABO;
- ubik_AbortTrans(trans);
- if(vldbentries->bulkentries_val)free((char *)vldbentries->bulkentries_val);
- vldbentries->bulkentries_val = 0;
- vldbentries->bulkentries_len = 0;
- return errorcode;
- }
- if (errorcode = put_attributeentry(&Vldbentry, &VldbentryFirst, &VldbentryLast, vldbentries, &tentry, nentries, &allocCount)) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- if(vldbentries->bulkentries_val)free((char *)vldbentries->bulkentries_val);
- vldbentries->bulkentries_val = 0;
- vldbentries->bulkentries_len = 0;
- return VL_SIZEEXCEEDED;
+ if (!code)
+ code = VL_NOENT;
+ goto abort;
}
+
+ code = put_attributeentry(&ctx, &Vldbentry, &VldbentryFirst,
+ &VldbentryLast, vldbentries, &tentry,
+ nentries, &allocCount);
+ if (code)
+ goto abort;
} else {
- afs_int32 nextblockindex=0, count=0, k, match=0;
- while (nextblockindex = NextEntry(trans, nextblockindex, &tentry, &count)) {
+ afs_int32 nextblockindex = 0, count = 0, k = 0, match = 0;
+ while ((nextblockindex =
+ NextEntry(&ctx, nextblockindex, &tentry, &count))) {
if (++pollcount > 50) {
- IOMGR_Poll();
- pollcount = 0;
+#ifndef AFS_PTHREAD_ENV
+ IOMGR_Poll();
+#endif
+ pollcount = 0;
}
match = 0;
if (attributes->Mask & VLLIST_SERVER) {
int serverindex;
- if ((serverindex = IpAddrToRelAddr(attributes->server, (struct ubik_trans *) 0)) == -1) continue;
- for (k=0; k<OMAXNSERVERS;k++) {
- if (tentry.serverNumber[k] == BADSERVERID) break;
+ if ((serverindex =
+ IpAddrToRelAddr(&ctx, attributes->server, 0)) == -1)
+ continue;
+ for (k = 0; k < OMAXNSERVERS; k++) {
+ if (tentry.serverNumber[k] == BADSERVERID)
+ break;
if (tentry.serverNumber[k] == serverindex) {
match = 1;
break;
}
}
- if (!match) continue;
+ if (!match)
+ continue;
}
if (attributes->Mask & VLLIST_PARTITION) {
if (match) {
- if (tentry.serverPartition[k] != attributes->partition) continue;
+ if (tentry.serverPartition[k] != attributes->partition)
+ continue;
} else {
- for (k=0; k<OMAXNSERVERS;k++) {
- if (tentry.serverNumber[k] == BADSERVERID) break;
- if (tentry.serverPartition[k] == attributes->partition) {
+ for (k = 0; k < OMAXNSERVERS; k++) {
+ if (tentry.serverNumber[k] == BADSERVERID)
+ break;
+ if (tentry.serverPartition[k] ==
+ attributes->partition) {
match = 1;
break;
}
}
- if (!match) continue;
+ if (!match)
+ continue;
}
}
if (attributes->Mask & VLLIST_FLAG) {
- if (!(tentry.flags & attributes->flag)) continue;
- }
- if (errorcode = put_attributeentry(&Vldbentry, &VldbentryFirst, &VldbentryLast, vldbentries, &tentry, nentries, &allocCount)) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- if(vldbentries->bulkentries_val)free((char *)vldbentries->bulkentries_val);
- vldbentries->bulkentries_val = 0;
- vldbentries->bulkentries_len = 0;
- return errorcode;
+ if (!(tentry.flags & attributes->flag))
+ continue;
}
+ code = put_attributeentry(&ctx, &Vldbentry, &VldbentryFirst,
+ &VldbentryLast, vldbentries, &tentry,
+ nentries, &allocCount);
+ if (code)
+ goto abort;
}
}
- if (vldbentries->bulkentries_len && (allocCount > vldbentries->bulkentries_len)) {
+ if (vldbentries->bulkentries_len
+ && (allocCount > vldbentries->bulkentries_len)) {
- vldbentries->bulkentries_val = (vldbentry *) realloc(vldbentries->bulkentries_val, vldbentries->bulkentries_len * sizeof(vldbentry));
+ vldbentries->bulkentries_val =
+ realloc(vldbentries->bulkentries_val,
+ vldbentries->bulkentries_len * sizeof(vldbentry));
if (vldbentries->bulkentries_val == NULL) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
+ code = VL_NOMEM;
+ goto abort;
}
}
- VLog(5, ("ListAttrs nentries=%d %s\n", vldbentries->bulkentries_len, rxinfo(rxcall)));
- return(ubik_EndTrans(trans));
+ VLog(5,
+ ("ListAttrs nentries=%d %s\n", vldbentries->bulkentries_len,
+ rxinfo(rxstr, rxcall)));
+ return (ubik_EndTrans(ctx.trans));
+
+abort:
+ if (vldbentries->bulkentries_val)
+ free(vldbentries->bulkentries_val);
+ vldbentries->bulkentries_val = 0;
+ vldbentries->bulkentries_len = 0;
+
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+
+ return code;
}
-VL_ListAttributesN(rxcall, attributes, nentries, vldbentries)
-struct rx_call *rxcall;
-struct VldbListByAttributes *attributes;
-afs_int32 *nentries;
-nbulkentries *vldbentries;
-{ int errorcode, allocCount = 0;
- struct ubik_trans *trans;
- struct nvlentry tentry;
- struct nvldbentry *Vldbentry = 0, *VldbentryFirst = 0, *VldbentryLast = 0;
- int pollcount = 0;
-
- COUNT_REQ (VLLISTATTRIBUTESN);
+afs_int32
+SVL_ListAttributesN(struct rx_call *rxcall,
+ struct VldbListByAttributes *attributes,
+ afs_int32 *nentries,
+ nbulkentries *vldbentries)
+{
+ int this_op = VLLISTATTRIBUTESN;
+ int code, allocCount = 0;
+ struct vl_ctx ctx;
+ struct nvlentry tentry;
+ struct nvldbentry *Vldbentry = 0, *VldbentryFirst = 0, *VldbentryLast = 0;
+ int pollcount = 0;
+ char rxstr[AFS_RXINFO_LEN];
+
+ countRequest(this_op);
vldbentries->nbulkentries_val = 0;
vldbentries->nbulkentries_len = *nentries = 0;
- if (errorcode = Init_VLdbase(&trans, LOCKREAD, this_op))
- return errorcode;
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
allocCount = VLDBALLOCCOUNT;
- Vldbentry = VldbentryFirst = vldbentries->nbulkentries_val = (nvldbentry *)malloc(allocCount * sizeof(nvldbentry));
+ Vldbentry = VldbentryFirst = vldbentries->nbulkentries_val =
+ malloc(allocCount * sizeof(nvldbentry));
if (Vldbentry == NULL) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
+ code = VL_NOMEM;
+ goto abort;
}
VldbentryLast = VldbentryFirst + allocCount;
- /* Handle the attribute by volume id totally separate of the rest (thus additional Mask values are ignored if VLLIST_VOLUMEID is set!) */
+ /* Handle the attribute by volume id totally separate of the rest
+ * (thus additional Mask values are ignored if VLLIST_VOLUMEID is set!) */
if (attributes->Mask & VLLIST_VOLUMEID) {
- afs_int32 blockindex, chain;
- struct nvlentry tempentry;
+ afs_int32 blockindex;
- blockindex = FindByID(trans, attributes->volumeid, -1, &tentry, &errorcode);
+ blockindex =
+ FindByID(&ctx, attributes->volumeid, -1, &tentry, &code);
if (blockindex == 0) {
- if (!errorcode) errorcode = VL_NOENT;
- COUNT_ABO;
- ubik_AbortTrans(trans);
- if(vldbentries->nbulkentries_val)free((char *)vldbentries->nbulkentries_val);
- vldbentries->nbulkentries_val = 0;
- vldbentries->nbulkentries_len = 0;
- return errorcode;
- }
- if (errorcode = put_nattributeentry(&Vldbentry, &VldbentryFirst, &VldbentryLast, vldbentries,
- &tentry, 0, 0, nentries, &allocCount)) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- if(vldbentries->nbulkentries_val)free((char *)vldbentries->nbulkentries_val);
- vldbentries->nbulkentries_val = 0;
- vldbentries->nbulkentries_len = 0;
- return VL_SIZEEXCEEDED;
+ if (!code)
+ code = VL_NOENT;
+ goto abort;
}
+
+ code = put_nattributeentry(&ctx, &Vldbentry, &VldbentryFirst,
+ &VldbentryLast, vldbentries, &tentry,
+ 0, 0, nentries, &allocCount);
+ if (code)
+ goto abort;
} else {
- afs_int32 nextblockindex=0, count=0, k, match=0;
- while (nextblockindex = NextEntry(trans, nextblockindex, &tentry, &count)) {
+ afs_int32 nextblockindex = 0, count = 0, k = 0, match = 0;
+ while ((nextblockindex =
+ NextEntry(&ctx, nextblockindex, &tentry, &count))) {
if (++pollcount > 50) {
- IOMGR_Poll();
- pollcount = 0;
+#ifndef AFS_PTHREAD_ENV
+ IOMGR_Poll();
+#endif
+ pollcount = 0;
}
match = 0;
if (attributes->Mask & VLLIST_SERVER) {
int serverindex;
- if ((serverindex = IpAddrToRelAddr(attributes->server, (struct ubik_trans *) 0)) == -1) continue;
- for (k=0; k<NMAXNSERVERS;k++) {
- if (tentry.serverNumber[k] == BADSERVERID) break;
+ if ((serverindex =
+ IpAddrToRelAddr(&ctx, attributes->server, 0)) == -1)
+ continue;
+ for (k = 0; k < NMAXNSERVERS; k++) {
+ if (tentry.serverNumber[k] == BADSERVERID)
+ break;
if (tentry.serverNumber[k] == serverindex) {
match = 1;
break;
}
}
- if (!match) continue;
+ if (!match)
+ continue;
}
if (attributes->Mask & VLLIST_PARTITION) {
if (match) {
- if (tentry.serverPartition[k] != attributes->partition) continue;
+ if (tentry.serverPartition[k] != attributes->partition)
+ continue;
} else {
- for (k=0; k<NMAXNSERVERS;k++) {
- if (tentry.serverNumber[k] == BADSERVERID) break;
- if (tentry.serverPartition[k] == attributes->partition) {
+ for (k = 0; k < NMAXNSERVERS; k++) {
+ if (tentry.serverNumber[k] == BADSERVERID)
+ break;
+ if (tentry.serverPartition[k] ==
+ attributes->partition) {
match = 1;
break;
}
}
- if (!match) continue;
+ if (!match)
+ continue;
}
}
if (attributes->Mask & VLLIST_FLAG) {
- if (!(tentry.flags & attributes->flag)) continue;
- }
- if (errorcode = put_nattributeentry(&Vldbentry, &VldbentryFirst, &VldbentryLast,
- vldbentries, &tentry, 0, 0, nentries, &allocCount)) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- if(vldbentries->nbulkentries_val)free((char *)vldbentries->nbulkentries_val);
- vldbentries->nbulkentries_val = 0;
- vldbentries->nbulkentries_len = 0;
- return errorcode;
+ if (!(tentry.flags & attributes->flag))
+ continue;
}
+ code = put_nattributeentry(&ctx, &Vldbentry, &VldbentryFirst,
+ &VldbentryLast, vldbentries,
+ &tentry, 0, 0, nentries, &allocCount);
+ if (code)
+ goto abort;
}
}
- if (vldbentries->nbulkentries_len && (allocCount > vldbentries->nbulkentries_len)) {
+ if (vldbentries->nbulkentries_len
+ && (allocCount > vldbentries->nbulkentries_len)) {
- vldbentries->nbulkentries_val = (nvldbentry *) realloc(vldbentries->nbulkentries_val,
- vldbentries->nbulkentries_len * sizeof(nvldbentry));
+ vldbentries->nbulkentries_val =
+ realloc(vldbentries->nbulkentries_val,
+ vldbentries->nbulkentries_len * sizeof(nvldbentry));
if (vldbentries->nbulkentries_val == NULL) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
+ code = VL_NOMEM;
+ goto abort;
}
}
- VLog(5, ("NListAttrs nentries=%d %s\n", vldbentries->nbulkentries_len, rxinfo(rxcall)));
- return(ubik_EndTrans(trans));
+ VLog(5,
+ ("NListAttrs nentries=%d %s\n", vldbentries->nbulkentries_len,
+ rxinfo(rxstr, rxcall)));
+ return (ubik_EndTrans(ctx.trans));
+
+abort:
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ if (vldbentries->nbulkentries_val)
+ free(vldbentries->nbulkentries_val);
+ vldbentries->nbulkentries_val = 0;
+ vldbentries->nbulkentries_len = 0;
+ return code;
}
-VL_ListAttributesN2(rxcall, attributes, name, startindex, nentries, vldbentries, nextstartindex)
- struct rx_call *rxcall;
- struct VldbListByAttributes *attributes;
- char * name; /* Wildcarded volume name */
- afs_int32 startindex;
- afs_int32 *nentries;
- nbulkentries *vldbentries;
- afs_int32 *nextstartindex;
+afs_int32
+SVL_ListAttributesN2(struct rx_call *rxcall,
+ struct VldbListByAttributes *attributes,
+ char *name, /* Wildcarded volume name */
+ afs_int32 startindex,
+ afs_int32 *nentries,
+ nbulkentries *vldbentries,
+ afs_int32 *nextstartindex)
{
- int errorcode=0, maxCount=VLDBALLOCCOUNT;
- struct ubik_trans *trans;
- struct nvlentry tentry;
- struct nvldbentry *Vldbentry=0, *VldbentryFirst=0, *VldbentryLast=0, tVldbentry;
- afs_int32 blockindex=0, count=0, k, match, matchindex;
- int serverindex=-1; /* no server found */
- int findserver=0, findpartition=0, findflag=0, findname=0;
- char *t;
- int pollcount=0;
- int namematchRWBK, namematchRO, thismatch, matchtype;
- char volumename[VL_MAXNAMELEN];
-
- COUNT_REQ (VLLISTATTRIBUTESN2);
- vldbentries->nbulkentries_val = 0;
- vldbentries->nbulkentries_len = 0;
- *nentries = 0;
- *nextstartindex = -1;
-
- errorcode = Init_VLdbase(&trans, LOCKREAD, this_op);
- if (errorcode) return errorcode;
-
- Vldbentry = VldbentryFirst = vldbentries->nbulkentries_val = (nvldbentry *)malloc(maxCount * sizeof(nvldbentry));
- if (Vldbentry == NULL) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
- }
-
- VldbentryLast = VldbentryFirst + maxCount;
-
- /* Handle the attribute by volume id totally separate of the rest
- * (thus additional Mask values are ignored if VLLIST_VOLUMEID is set!)
- */
- if (attributes->Mask & VLLIST_VOLUMEID) {
- blockindex = FindByID(trans, attributes->volumeid, -1, &tentry, &errorcode);
- if (blockindex == 0) {
- if (!errorcode) errorcode = VL_NOENT;
- } else {
- errorcode = put_nattributeentry(&Vldbentry, &VldbentryFirst, &VldbentryLast,
- vldbentries, &tentry, 0, 0, nentries, &maxCount);
- if (errorcode) goto done;
- }
- }
-
- /* Search each entry in the database and return all entries
- * that match the request. It checks volumename (with
- * wildcarding), entry flags, server, and partition.
- */
- else {
- /* Get the server index for matching server address */
- if (attributes->Mask & VLLIST_SERVER) {
- serverindex = IpAddrToRelAddr(attributes->server, (struct ubik_trans *)0);
- if (serverindex == -1) goto done;
- findserver = 1;
- }
- findpartition = ((attributes->Mask & VLLIST_PARTITION) ? 1 : 0);
- findflag = ((attributes->Mask & VLLIST_FLAG) ? 1 : 0);
- if (name && (strcmp(name,".*") != 0) && (strcmp(name,"") != 0)) {
- sprintf(volumename, "^%s$", name);
- t = (char *)re_comp(volumename);
- if (t) {
- errorcode = VL_BADNAME;
- goto done;
- }
- findname = 1;
- }
-
- /* Read each entry and see if it is the one we want */
- blockindex = startindex;
- while (blockindex = NextEntry(trans, blockindex, &tentry, &count)) {
- if (++pollcount > 50) {
- IOMGR_Poll();
- pollcount = 0;
- }
-
- /* Step through each server index searching for a match.
- * Match to an existing RW, BK, or RO volume name (preference
- * is in this order). Remember which index we matched against.
- */
- namematchRWBK = namematchRO = 0; /* 0->notTried; 1->match; 2->noMatch */
- match = 0;
- for (k=0; (k<NMAXNSERVERS && (tentry.serverNumber[k]!=BADSERVERID)); k++) {
- thismatch = 0; /* does this index match */
-
- /* Match against the RW or BK volume name. Remember
- * results in namematchRWBK. Prefer RW over BK.
- */
- if (tentry.serverFlags[k] & VLSF_RWVOL) {
- /* Does the name match the RW name */
- if (tentry.flags & VLF_RWEXISTS) {
- if (findname) {
- sprintf(volumename, "%s", tentry.name);
- if (re_exec(volumename)) {
- thismatch = VLSF_RWVOL;
+ int this_op = VLLISTATTRIBUTESN2;
+ int code = 0, maxCount = VLDBALLOCCOUNT;
+ struct vl_ctx ctx;
+ struct nvlentry tentry;
+ struct nvldbentry *Vldbentry = 0, *VldbentryFirst = 0, *VldbentryLast = 0;
+ afs_int32 blockindex = 0, count = 0, k, match;
+ afs_int32 matchindex = 0;
+ int serverindex = -1; /* no server found */
+ int findserver = 0, findpartition = 0, findflag = 0, findname = 0;
+ int pollcount = 0;
+ int namematchRWBK, namematchRO, thismatch;
+ int matchtype = 0;
+ char volumename[VL_MAXNAMELEN+2]; /* regex anchors */
+ char rxstr[AFS_RXINFO_LEN];
+#ifdef HAVE_POSIX_REGEX
+ regex_t re;
+ int need_regfree = 0;
+#else
+ char *t;
+#endif
+
+ countRequest(this_op);
+ vldbentries->nbulkentries_val = 0;
+ vldbentries->nbulkentries_len = 0;
+ *nentries = 0;
+ *nextstartindex = -1;
+
+ code = Init_VLdbase(&ctx, LOCKREAD, this_op);
+ if (code)
+ return code;
+
+ Vldbentry = VldbentryFirst = vldbentries->nbulkentries_val =
+ malloc(maxCount * sizeof(nvldbentry));
+ if (Vldbentry == NULL) {
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ return VL_NOMEM;
+ }
+
+ VldbentryLast = VldbentryFirst + maxCount;
+
+ /* Handle the attribute by volume id totally separate of the rest
+ * (thus additional Mask values are ignored if VLLIST_VOLUMEID is set!)
+ */
+ if (attributes->Mask & VLLIST_VOLUMEID) {
+ blockindex =
+ FindByID(&ctx, attributes->volumeid, -1, &tentry, &code);
+ if (blockindex == 0) {
+ if (!code)
+ code = VL_NOENT;
+ } else {
+ code =
+ put_nattributeentry(&ctx, &Vldbentry, &VldbentryFirst,
+ &VldbentryLast, vldbentries, &tentry, 0,
+ 0, nentries, &maxCount);
+ if (code)
+ goto done;
+ }
+ }
+
+ /* Search each entry in the database and return all entries
+ * that match the request. It checks volumename (with
+ * wildcarding), entry flags, server, and partition.
+ */
+ else {
+ /* Get the server index for matching server address */
+ if (attributes->Mask & VLLIST_SERVER) {
+ serverindex =
+ IpAddrToRelAddr(&ctx, attributes->server, 0);
+ if (serverindex == -1)
+ goto done;
+ findserver = 1;
+ }
+ findpartition = ((attributes->Mask & VLLIST_PARTITION) ? 1 : 0);
+ findflag = ((attributes->Mask & VLLIST_FLAG) ? 1 : 0);
+ if (name && (strcmp(name, ".*") != 0) && (strcmp(name, "") != 0)) {
+ sprintf(volumename, "^%s$", name);
+#ifdef HAVE_POSIX_REGEX
+ if (regcomp(&re, volumename, REG_NOSUB) != 0) {
+ code = VL_BADNAME;
+ goto done;
+ }
+ need_regfree = 1;
+#else
+ t = (char *)re_comp(volumename);
+ if (t) {
+ code = VL_BADNAME;
+ goto done;
+ }
+#endif
+ findname = 1;
+ }
+
+ /* Read each entry and see if it is the one we want */
+ blockindex = startindex;
+ while ((blockindex = NextEntry(&ctx, blockindex, &tentry, &count))) {
+ if (++pollcount > 50) {
+#ifndef AFS_PTHREAD_ENV
+ IOMGR_Poll();
+#endif
+ pollcount = 0;
+ }
+
+ /* Step through each server index searching for a match.
+ * Match to an existing RW, BK, or RO volume name (preference
+ * is in this order). Remember which index we matched against.
+ */
+ namematchRWBK = namematchRO = 0; /* 0->notTried; 1->match; 2->noMatch */
+ match = 0;
+ for (k = 0;
+ (k < NMAXNSERVERS
+ && (tentry.serverNumber[k] != BADSERVERID)); k++) {
+ thismatch = 0; /* does this index match */
+
+ /* Match against the RW or BK volume name. Remember
+ * results in namematchRWBK. Prefer RW over BK.
+ */
+ if (tentry.serverFlags[k] & VLSF_RWVOL) {
+ /* Does the name match the RW name */
+ if (tentry.flags & VLF_RWEXISTS) {
+ if (findname) {
+ sprintf(volumename, "%s", tentry.name);
+#ifdef HAVE_POSIX_REGEX
+ if (regexec(&re, volumename, 0, NULL, 0) == 0) {
+ thismatch = VLSF_RWVOL;
+ }
+#else
+ if (re_exec(volumename)) {
+ thismatch = VLSF_RWVOL;
+ }
+#endif
+ } else {
+ thismatch = VLSF_RWVOL;
+ }
}
- } else {
- thismatch = VLSF_RWVOL;
- }
- }
-
- /* Does the name match the BK name */
- if (!thismatch && (tentry.flags & VLF_BACKEXISTS)) {
- if (findname) {
- sprintf(volumename, "%s.backup", tentry.name);
- if (re_exec(volumename)) {
- thismatch = VLSF_BACKVOL;
+
+ /* Does the name match the BK name */
+ if (!thismatch && (tentry.flags & VLF_BACKEXISTS)) {
+ if (findname) {
+ sprintf(volumename, "%s.backup", tentry.name);
+#ifdef HAVE_POSIX_REGEX
+ if (regexec(&re, volumename, 0, NULL, 0) == 0) {
+ thismatch = VLSF_BACKVOL;
+ }
+#else
+ if (re_exec(volumename)) {
+ thismatch = VLSF_BACKVOL;
+ }
+#endif
+ } else {
+ thismatch = VLSF_BACKVOL;
+ }
}
- } else {
- thismatch = VLSF_BACKVOL;
- }
- }
-
- namematchRWBK = (thismatch?1:2);
- }
-
- /* Match with the RO volume name. Compare once and
- * remember results in namematchRO. Note that this will
- * pick up entries marked NEWREPSITEs and DONTUSE.
- */
- else {
- if (tentry.flags & VLF_ROEXISTS) {
- if (findname) {
- if (namematchRO) {
- thismatch = ((namematchRO == 1)?VLSF_ROVOL:0);
- } else {
- sprintf(volumename, "%s.readonly", tentry.name);
- if (re_exec(volumename))
- thismatch = VLSF_ROVOL;
+
+ namematchRWBK = (thismatch ? 1 : 2);
+ }
+
+ /* Match with the RO volume name. Compare once and
+ * remember results in namematchRO. Note that this will
+ * pick up entries marked NEWREPSITEs and DONTUSE.
+ */
+ else {
+ if (tentry.flags & VLF_ROEXISTS) {
+ if (findname) {
+ if (namematchRO) {
+ thismatch =
+ ((namematchRO == 1) ? VLSF_ROVOL : 0);
+ } else {
+ sprintf(volumename, "%s.readonly",
+ tentry.name);
+#ifdef HAVE_POSIX_REGEX
+ if (regexec(&re, volumename, 0, NULL, 0) == 0) {
+ thismatch = VLSF_ROVOL;
+ }
+#else
+ if (re_exec(volumename))
+ thismatch = VLSF_ROVOL;
+#endif
+ }
+ } else {
+ thismatch = VLSF_ROVOL;
+ }
}
- } else {
- thismatch = VLSF_ROVOL;
- }
- }
- namematchRO = (thismatch?1:2);
- }
-
- /* Is there a server match */
- if (thismatch && findserver &&
- (tentry.serverNumber[k] != serverindex))
- thismatch = 0;
-
- /* Is there a partition match */
- if (thismatch && findpartition &&
- (tentry.serverPartition[k] != attributes->partition))
- thismatch = 0;
-
- /* Is there a flag match */
- if (thismatch && findflag && !(tentry.flags & attributes->flag))
- thismatch = 0;
-
- /* We found a match. Remember the index, and type */
- if (thismatch) {
- match = 1;
- matchindex = k;
- matchtype = thismatch;
- }
-
- /* Since we prefer RW and BK volume matches over RO matches,
- * if we have already checked the RWBK name, then we already
- * found the best match and so end the search.
- *
- * If we tried matching against the RW, BK, and RO volume names
- * and both failed, then we end the search (none will match).
- */
- if ( (match && namematchRWBK) ||
- ((namematchRWBK==2) && (namematchRO==2)) )
- break;
- }
-
- /* Passed all the tests. Take it */
- if (match) {
- errorcode = put_nattributeentry(&Vldbentry,
- &VldbentryFirst, &VldbentryLast,
- vldbentries, &tentry, matchtype, matchindex,
- nentries, &maxCount);
- if (errorcode) goto done;
-
- if (*nentries >= maxCount) break; /* collected the max */
- }
- }
- *nextstartindex = (blockindex ? blockindex : -1);
- }
-
- done:
- if (errorcode) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- if (vldbentries->nbulkentries_val)
- free((char *)vldbentries->nbulkentries_val);
- vldbentries->nbulkentries_val = 0;
- vldbentries->nbulkentries_len = 0;
- *nextstartindex = -1;
- return errorcode;
- } else {
- VLog(5, ("N2ListAttrs nentries=%d %s\n", vldbentries->nbulkentries_len, rxinfo(rxcall)));
- return(ubik_EndTrans(trans));
- }
+ namematchRO = (thismatch ? 1 : 2);
+ }
+
+ /* Is there a server match */
+ if (thismatch && findserver
+ && (tentry.serverNumber[k] != serverindex))
+ thismatch = 0;
+
+ /* Is there a partition match */
+ if (thismatch && findpartition
+ && (tentry.serverPartition[k] != attributes->partition))
+ thismatch = 0;
+
+ /* Is there a flag match */
+ if (thismatch && findflag
+ && !(tentry.flags & attributes->flag))
+ thismatch = 0;
+
+ /* We found a match. Remember the index, and type */
+ if (thismatch) {
+ match = 1;
+ matchindex = k;
+ matchtype = thismatch;
+ }
+
+ /* Since we prefer RW and BK volume matches over RO matches,
+ * if we have already checked the RWBK name, then we already
+ * found the best match and so end the search.
+ *
+ * If we tried matching against the RW, BK, and RO volume names
+ * and both failed, then we end the search (none will match).
+ */
+ if ((match && namematchRWBK)
+ || ((namematchRWBK == 2) && (namematchRO == 2)))
+ break;
+ }
+
+ /* Passed all the tests. Take it */
+ if (match) {
+ code =
+ put_nattributeentry(&ctx, &Vldbentry, &VldbentryFirst,
+ &VldbentryLast, vldbentries, &tentry,
+ matchtype, matchindex, nentries,
+ &maxCount);
+ if (code)
+ goto done;
+
+ if (*nentries >= maxCount)
+ break; /* collected the max */
+ }
+ }
+ *nextstartindex = (blockindex ? blockindex : -1);
+ }
+
+ done:
+#ifdef HAVE_POSIX_REGEX
+ if (need_regfree)
+ regfree(&re);
+#endif
+
+ if (code) {
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ if (vldbentries->nbulkentries_val)
+ free(vldbentries->nbulkentries_val);
+ vldbentries->nbulkentries_val = 0;
+ vldbentries->nbulkentries_len = 0;
+ *nextstartindex = -1;
+ return code;
+ } else {
+ VLog(5,
+ ("N2ListAttrs nentries=%d %s\n", vldbentries->nbulkentries_len,
+ rxinfo(rxstr, rxcall)));
+ return (ubik_EndTrans(ctx.trans));
+ }
}
* returned. CAUTION: This could be a very expensive call since in most
* cases sequential search of all vldb entries is performed.
*/
-VL_LinkedList(rxcall, attributes, nentries, vldbentries)
- struct rx_call *rxcall;
- struct VldbListByAttributes *attributes;
- afs_int32 *nentries;
- vldb_list *vldbentries;
-{
- int errorcode;
- struct ubik_trans *trans;
- struct nvlentry tentry;
- vldblist vllist, *vllistptr;
- afs_int32 blockindex, count, k, match;
- int serverindex;
- int pollcount = 0;
-
- COUNT_REQ (VLLINKEDLIST);
- if (errorcode = Init_VLdbase(&trans, LOCKREAD, this_op))
- return errorcode;
+afs_int32
+SVL_LinkedList(struct rx_call *rxcall,
+ struct VldbListByAttributes *attributes,
+ afs_int32 *nentries,
+ vldb_list *vldbentries)
+{
+ int this_op = VLLINKEDLIST;
+ int code;
+ struct vl_ctx ctx;
+ struct nvlentry tentry;
+ vldblist vllist, *vllistptr;
+ afs_int32 blockindex, count, match;
+ afs_int32 k = 0;
+ int serverindex;
+ int pollcount = 0;
+
+ countRequest(this_op);
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
*nentries = 0;
vldbentries->node = NULL;
/* List by volumeid */
if (attributes->Mask & VLLIST_VOLUMEID) {
- blockindex = FindByID(trans, attributes->volumeid, -1, &tentry, &errorcode);
+ blockindex =
+ FindByID(&ctx, attributes->volumeid, -1, &tentry, &code);
if (!blockindex) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return (errorcode ? errorcode : VL_NOENT);
+ if (!code)
+ code = VL_NOENT;
+ goto abort;
}
- vllist = (single_vldbentry *) malloc(sizeof(single_vldbentry));
+ vllist = malloc(sizeof(single_vldbentry));
if (vllist == NULL) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
+ code = VL_NOMEM;
+ goto abort;
}
- vlentry_to_vldbentry(&tentry, &vllist->VldbEntry);
+ code = vlentry_to_vldbentry(&ctx, &tentry, &vllist->VldbEntry);
+ if (code)
+ goto abort;
+
vllist->next_vldb = NULL;
- *vllistptr = vllist; /* Thread onto list */
+ *vllistptr = vllist; /* Thread onto list */
vllistptr = &vllist->next_vldb;
(*nentries)++;
}
/* Search by server, partition, and flags */
else {
- for (blockindex = NextEntry(trans, 0, &tentry, &count);
- blockindex;
- blockindex = NextEntry(trans, blockindex, &tentry, &count)) {
+ for (blockindex = NextEntry(&ctx, 0, &tentry, &count); blockindex;
+ blockindex = NextEntry(&ctx, blockindex, &tentry, &count)) {
match = 0;
-
+
if (++pollcount > 50) {
- IOMGR_Poll();
- pollcount = 0;
+#ifndef AFS_PTHREAD_ENV
+ IOMGR_Poll();
+#endif
+ pollcount = 0;
}
/* Does this volume exist on the desired server */
if (attributes->Mask & VLLIST_SERVER) {
- serverindex = IpAddrToRelAddr(attributes->server, (struct ubik_trans *)0);
- if (serverindex == -1) continue;
- for (k=0; k < OMAXNSERVERS; k++) {
- if (tentry.serverNumber[k] == BADSERVERID) break;
+ serverindex =
+ IpAddrToRelAddr(&ctx, attributes->server, 0);
+ if (serverindex == -1)
+ continue;
+ for (k = 0; k < OMAXNSERVERS; k++) {
+ if (tentry.serverNumber[k] == BADSERVERID)
+ break;
if (tentry.serverNumber[k] == serverindex) {
- match = 1;
- break;
+ match = 1;
+ break;
}
}
- if (!match) continue;
+ if (!match)
+ continue;
}
/* Does this volume exist on the desired partition */
if (attributes->Mask & VLLIST_PARTITION) {
if (match) {
if (tentry.serverPartition[k] != attributes->partition)
- match = 0;
+ match = 0;
} else {
- for (k=0; k < OMAXNSERVERS; k++) {
- if (tentry.serverNumber[k] == BADSERVERID) break;
- if (tentry.serverPartition[k] == attributes->partition) {
+ for (k = 0; k < OMAXNSERVERS; k++) {
+ if (tentry.serverNumber[k] == BADSERVERID)
+ break;
+ if (tentry.serverPartition[k] ==
+ attributes->partition) {
match = 1;
break;
}
}
}
- if (!match) continue;
+ if (!match)
+ continue;
}
/* Does this volume have the desired flags */
if (attributes->Mask & VLLIST_FLAG) {
if (!(tentry.flags & attributes->flag))
- continue;
+ continue;
}
- vllist = (single_vldbentry *) malloc(sizeof(single_vldbentry));
+ vllist = malloc(sizeof(single_vldbentry));
if (vllist == NULL) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
+ code = VL_NOMEM;
+ goto abort;
}
- vlentry_to_vldbentry(&tentry, &vllist->VldbEntry);
+ code = vlentry_to_vldbentry(&ctx, &tentry, &vllist->VldbEntry);
+ if (code)
+ goto abort;
+
vllist->next_vldb = NULL;
- *vllistptr = vllist; /* Thread onto list */
+ *vllistptr = vllist; /* Thread onto list */
vllistptr = &vllist->next_vldb;
(*nentries)++;
if (smallMem && (*nentries >= VLDBALLOCCOUNT)) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_SIZEEXCEEDED;
+ code = VL_SIZEEXCEEDED;
+ goto abort;
}
}
}
*vllistptr = NULL;
- return(ubik_EndTrans(trans));
+ return (ubik_EndTrans(ctx.trans));
+
+abort:
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ return code;
}
-VL_LinkedListN(rxcall, attributes, nentries, vldbentries)
- struct rx_call *rxcall;
- struct VldbListByAttributes *attributes;
- afs_int32 *nentries;
- nvldb_list *vldbentries;
+afs_int32
+SVL_LinkedListN(struct rx_call *rxcall,
+ struct VldbListByAttributes *attributes,
+ afs_int32 *nentries,
+ nvldb_list *vldbentries)
{
- int errorcode;
- struct ubik_trans *trans;
- struct nvlentry tentry;
- nvldblist vllist, *vllistptr;
- afs_int32 blockindex, count, k, match;
- int serverindex;
- int pollcount = 0;
-
- COUNT_REQ (VLLINKEDLISTN);
- if (errorcode = Init_VLdbase(&trans, LOCKREAD, this_op))
- return errorcode;
+ int this_op = VLLINKEDLISTN;
+ int code;
+ struct vl_ctx ctx;
+ struct nvlentry tentry;
+ nvldblist vllist, *vllistptr;
+ afs_int32 blockindex, count, match;
+ afs_int32 k = 0;
+ int serverindex;
+ int pollcount = 0;
+
+ countRequest(this_op);
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
*nentries = 0;
vldbentries->node = NULL;
/* List by volumeid */
if (attributes->Mask & VLLIST_VOLUMEID) {
- blockindex = FindByID(trans, attributes->volumeid, -1, &tentry, &errorcode);
+ blockindex =
+ FindByID(&ctx, attributes->volumeid, -1, &tentry, &code);
if (!blockindex) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return (errorcode ? errorcode : VL_NOENT);
+ if (!code)
+ code = VL_NOENT;
+ goto abort;
}
- vllist = (single_nvldbentry *) malloc(sizeof(single_nvldbentry));
+ vllist = malloc(sizeof(single_nvldbentry));
if (vllist == NULL) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
+ code = VL_NOMEM;
+ goto abort;
}
- vlentry_to_nvldbentry(&tentry, &vllist->VldbEntry);
+ code = vlentry_to_nvldbentry(&ctx, &tentry, &vllist->VldbEntry);
+ if (code)
+ goto abort;
+
vllist->next_vldb = NULL;
- *vllistptr = vllist; /* Thread onto list */
+ *vllistptr = vllist; /* Thread onto list */
vllistptr = &vllist->next_vldb;
(*nentries)++;
}
/* Search by server, partition, and flags */
else {
- for (blockindex = NextEntry(trans, 0, &tentry, &count);
- blockindex;
- blockindex = NextEntry(trans, blockindex, &tentry, &count)) {
+ for (blockindex = NextEntry(&ctx, 0, &tentry, &count); blockindex;
+ blockindex = NextEntry(&ctx, blockindex, &tentry, &count)) {
match = 0;
-
+
if (++pollcount > 50) {
- IOMGR_Poll();
- pollcount = 0;
+#ifndef AFS_PTHREAD_ENV
+ IOMGR_Poll();
+#endif
+ pollcount = 0;
}
/* Does this volume exist on the desired server */
if (attributes->Mask & VLLIST_SERVER) {
- serverindex = IpAddrToRelAddr(attributes->server, (struct ubik_trans *)0);
- if (serverindex == -1) continue;
- for (k=0; k < NMAXNSERVERS; k++) {
- if (tentry.serverNumber[k] == BADSERVERID) break;
+ serverindex =
+ IpAddrToRelAddr(&ctx, attributes->server, 0);
+ if (serverindex == -1)
+ continue;
+ for (k = 0; k < NMAXNSERVERS; k++) {
+ if (tentry.serverNumber[k] == BADSERVERID)
+ break;
if (tentry.serverNumber[k] == serverindex) {
- match = 1;
- break;
+ match = 1;
+ break;
}
}
- if (!match) continue;
+ if (!match)
+ continue;
}
/* Does this volume exist on the desired partition */
if (attributes->Mask & VLLIST_PARTITION) {
if (match) {
if (tentry.serverPartition[k] != attributes->partition)
- match = 0;
+ match = 0;
} else {
- for (k=0; k < NMAXNSERVERS; k++) {
- if (tentry.serverNumber[k] == BADSERVERID) break;
- if (tentry.serverPartition[k] == attributes->partition) {
+ for (k = 0; k < NMAXNSERVERS; k++) {
+ if (tentry.serverNumber[k] == BADSERVERID)
+ break;
+ if (tentry.serverPartition[k] ==
+ attributes->partition) {
match = 1;
break;
}
}
}
- if (!match) continue;
+ if (!match)
+ continue;
}
/* Does this volume have the desired flags */
if (attributes->Mask & VLLIST_FLAG) {
if (!(tentry.flags & attributes->flag))
- continue;
+ continue;
}
- vllist = (single_nvldbentry *) malloc(sizeof(single_nvldbentry));
+ vllist = malloc(sizeof(single_nvldbentry));
if (vllist == NULL) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
+ code = VL_NOMEM;
+ goto abort;
}
- vlentry_to_nvldbentry(&tentry, &vllist->VldbEntry);
+ code = vlentry_to_nvldbentry(&ctx, &tentry, &vllist->VldbEntry);
+ if (code)
+ goto abort;
+
vllist->next_vldb = NULL;
- *vllistptr = vllist; /* Thread onto list */
+ *vllistptr = vllist; /* Thread onto list */
vllistptr = &vllist->next_vldb;
(*nentries)++;
if (smallMem && (*nentries >= VLDBALLOCCOUNT)) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_SIZEEXCEEDED;
+ code = VL_SIZEEXCEEDED;
+ goto abort;
}
}
}
*vllistptr = NULL;
- return(ubik_EndTrans(trans));
+ return (ubik_EndTrans(ctx.trans));
+
+abort:
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ return code;
}
-/* Get back vldb header statistics (allocs, frees, maxvolumeid, totalentries, etc) and dynamic statistics (number of requests and/or aborts per remote procedure call, etc) */
-VL_GetStats(rxcall, stats, vital_header)
-struct rx_call *rxcall;
-vldstats *stats;
-vital_vlheader *vital_header;
-{ register afs_int32 errorcode;
- struct ubik_trans *trans;
+/* Get back vldb header statistics (allocs, frees, maxvolumeid,
+ * totalentries, etc) and dynamic statistics (number of requests and/or
+ * aborts per remote procedure call, etc)
+ */
+afs_int32
+SVL_GetStats(struct rx_call *rxcall,
+ vldstats *stats,
+ vital_vlheader *vital_header)
+{
+ int this_op = VLGETSTATS;
+ afs_int32 code;
+ struct vl_ctx ctx;
+ char rxstr[AFS_RXINFO_LEN];
- COUNT_REQ(VLGETSTATS);
+ countRequest(this_op);
#ifdef notdef
/* Allow users to get statistics freely */
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0)) /* Must be in 'UserList' to use */
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL)) /* Must be in 'UserList' to use */
return VL_PERM;
#endif
- if (errorcode = Init_VLdbase(&trans, LOCKREAD, this_op))
- return errorcode;
- VLog(5, ("GetStats %\n", rxinfo(rxcall)));
- bcopy((char *)&cheader.vital_header, (char *) vital_header, sizeof(vital_vlheader));
- bcopy((char *)&dynamic_statistics, (char *) stats, sizeof(vldstats));
- return(ubik_EndTrans(trans));
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
+ VLog(5, ("GetStats %s\n", rxinfo(rxstr, rxcall)));
+ memcpy((char *)vital_header, (char *)&ctx.cheader->vital_header,
+ sizeof(vital_vlheader));
+ memcpy((char *)stats, (char *)&dynamic_statistics, sizeof(vldstats));
+ return (ubik_EndTrans(ctx.trans));
}
/* Get the list of file server addresses from the VLDB. Currently it's pretty
* easy to do. In the future, it might require a little bit of grunging
* through the VLDB, but that's life.
*/
-VL_GetAddrs(rxcall, Handle, spare2, spare3, nentries, addrsp)
-struct rx_call *rxcall;
-afs_int32 Handle, spare2;
-struct VLCallBack *spare3;
-afs_int32 *nentries;
-bulkaddrs *addrsp;
-{ register afs_int32 errorcode;
- struct ubik_trans *trans;
+afs_int32
+SVL_GetAddrs(struct rx_call *rxcall,
+ afs_int32 Handle,
+ afs_int32 spare2,
+ struct VLCallBack *spare3,
+ afs_int32 *nentries,
+ bulkaddrs *addrsp)
+{
+ int this_op = VLGETADDRS;
+ afs_int32 code;
+ struct vl_ctx ctx;
int nservers, i;
afs_uint32 *taddrp;
- COUNT_REQ(VLGETADDRS);
+ countRequest(this_op);
addrsp->bulkaddrs_len = *nentries = 0;
addrsp->bulkaddrs_val = 0;
- bzero (spare3, sizeof (struct VLCallBack));
+ memset(spare3, 0, sizeof(struct VLCallBack));
- if (errorcode = Init_VLdbase(&trans, LOCKREAD, this_op))
- return errorcode;
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
VLog(5, ("GetAddrs\n"));
- addrsp->bulkaddrs_val = taddrp = (afs_uint32 *)malloc(sizeof(afs_int32)*(MAXSERVERID+1));
- nservers= *nentries = addrsp->bulkaddrs_len = 0;
+ addrsp->bulkaddrs_val = taddrp =
+ malloc(sizeof(afs_int32) * (MAXSERVERID + 1));
+ nservers = *nentries = addrsp->bulkaddrs_len = 0;
if (!taddrp) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
+ code = VL_NOMEM;
+ goto abort;
}
- for (i=0; i <= MAXSERVERID; i++) {
- if (*taddrp = ntohl(cheader.IpMappedAddr[i])) {
- taddrp++;
- nservers++;
- }
- }
+ for (i = 0; i <= MAXSERVERID; i++) {
+ if ((*taddrp = ntohl(ctx.cheader->IpMappedAddr[i]))) {
+ taddrp++;
+ nservers++;
+ }
+ }
addrsp->bulkaddrs_len = *nentries = nservers;
- return(ubik_EndTrans(trans));
+ return (ubik_EndTrans(ctx.trans));
+
+abort:
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ return code;
}
-#define PADDR(addr) printf("%d.%d.%d.%d", (addr>>24)&0xff, (addr>>16)&0xff, (addr>>8) &0xff, addr&0xff);
+static_inline void
+append_addr(char *buffer, afs_uint32 addr, size_t buffer_size)
+{
+ int n = strlen(buffer);
+ if (buffer_size > n) {
+ snprintf(buffer + n, buffer_size - n, "%u.%u.%u.%u",
+ (addr >> 24) & 0xff, (addr >> 16) & 0xff, (addr >> 8) & 0xff,
+ addr & 0xff);
+ }
+}
-VL_RegisterAddrs(rxcall, uuidp, spare1, addrsp)
- struct rx_call *rxcall;
- afsUUID *uuidp;
- afs_int32 spare1;
- bulkaddrs *addrsp;
+afs_int32
+SVL_RegisterAddrs(struct rx_call *rxcall, afsUUID *uuidp, afs_int32 spare1,
+ bulkaddrs *addrsp)
{
- afs_int32 code;
- struct ubik_trans *trans;
- int cnt, h, i, j, k, m, hostslot, base, index;
- struct extentaddr *exp = 0, *tex;
- afsUUID tuuid;
- afs_uint32 addrs[VL_MAXIPADDRS_PERMH];
- afs_int32 fbase, findex;
- int count, willChangeEntry, foundUuidEntry, willReplaceCnt;
- int WillReplaceEntry, WillChange[MAXSERVERID+1], FoundUuid, ReplaceEntry;
- int srvidx, mhidx;
-
- COUNT_REQ(VLREGADDR);
- if (!afsconf_SuperUser(vldb_confdir, rxcall, (char *)0))
- return (VL_PERM);
- if (code = Init_VLdbase(&trans, LOCKWRITE, this_op))
- return code;
-
- /* Eliminate duplicates from IP address list */
- for (k=0, cnt=0; k<addrsp->bulkaddrs_len; k++) {
- if (addrsp->bulkaddrs_val[k] == 0)
- continue;
- for (m=0; m < cnt; m++) {
- if (addrs[m] == addrsp->bulkaddrs_val[k])
- break;
- }
- if (m == cnt) {
- if (m == VL_MAXIPADDRS_PERMH) {
- VLog(0, ("Number of addresses exceeds %d. Cannot register IP addr 0x%x in VLDB\n",
- VL_MAXIPADDRS_PERMH, addrsp->bulkaddrs_val[k]));
- } else {
- addrs[m] = addrsp->bulkaddrs_val[k];
- cnt++;
- }
- }
- }
- if (cnt <= 0) {
- ubik_AbortTrans(trans);
- return VL_INDEXERANGE;
- }
-
- count = 0;
- willReplaceCnt = 0;
- foundUuidEntry = 0;
- /* For each server registered within the VLDB */
- for (srvidx=0; srvidx <= MAXSERVERID;srvidx++) {
- willChangeEntry = 0;
- WillReplaceEntry = 1;
- if ((HostAddress[srvidx] & 0xff000000) == 0xff000000) {
- /* The server is registered as a multihomed */
- base = (HostAddress[srvidx] >> 16) & 0xff;
- index = HostAddress[srvidx] & 0x0000ffff;
- if (base >= VL_MAX_ADDREXTBLKS) {
- VLog(0, ("Internal error: Multihome extent base is too large. Base %d index %d\n",
- base, index));
- continue;
+ int this_op = VLREGADDR;
+ afs_int32 code;
+ struct vl_ctx ctx;
+ int cnt, h, i, j, k, m;
+ struct extentaddr *exp = 0, *tex;
+ char addrbuf[256];
+ afsUUID tuuid;
+ afs_uint32 addrs[VL_MAXIPADDRS_PERMH];
+ int base;
+ int count, willChangeEntry, foundUuidEntry, willReplaceCnt;
+ int WillReplaceEntry, WillChange[MAXSERVERID + 1];
+ int FoundUuid = 0;
+ int ReplaceEntry = 0;
+ int srvidx, mhidx;
+
+ countRequest(this_op);
+ if (!afsconf_SuperUser(vldb_confdir, rxcall, NULL))
+ return (VL_PERM);
+ if ((code = Init_VLdbase(&ctx, LOCKWRITE, this_op)))
+ return code;
+
+ /* Eliminate duplicates from IP address list */
+ for (k = 0, cnt = 0; k < addrsp->bulkaddrs_len; k++) {
+ if (addrsp->bulkaddrs_val[k] == 0)
+ continue;
+ for (m = 0; m < cnt; m++) {
+ if (addrs[m] == addrsp->bulkaddrs_val[k])
+ break;
}
- if (index >= VL_MHSRV_PERBLK) {
- VLog(0, ("Internal error: Multihome extent index is too large. Base %d index %d\n",
- base, index));
- continue;
- }
- if (!ex_addr[base]) {
- VLog(0, ("Internal error: Multihome extent does not exist. Base %d\n", base));
- continue;
- }
-
- /* See if the addresses to register will change this server entry */
- exp = &ex_addr[base][index];
- tuuid = exp->ex_hostuuid;
- afs_ntohuuid(&tuuid);
- if (afs_uuid_equal(uuidp, &tuuid)) {
- foundUuidEntry = 1;
- FoundUuid = srvidx;
+ if (m == cnt) {
+ if (m == VL_MAXIPADDRS_PERMH) {
+ VLog(0,
+ ("Number of addresses exceeds %d. Cannot register IP addr 0x%x in VLDB\n",
+ VL_MAXIPADDRS_PERMH, addrsp->bulkaddrs_val[k]));
+ } else {
+ addrs[m] = addrsp->bulkaddrs_val[k];
+ cnt++;
+ }
+ }
+ }
+ if (cnt <= 0) {
+ code = VL_INDEXERANGE;
+ goto abort;
+ }
+
+ count = 0;
+ willReplaceCnt = 0;
+ foundUuidEntry = 0;
+ /* For each server registered within the VLDB */
+ for (srvidx = 0; srvidx <= MAXSERVERID; srvidx++) {
+ willChangeEntry = 0;
+ WillReplaceEntry = 1;
+ code = multiHomedExtent(&ctx, srvidx, &exp);
+ if (code)
+ continue;
+
+ if (exp) {
+ /* See if the addresses to register will change this server entry */
+ tuuid = exp->ex_hostuuid;
+ afs_ntohuuid(&tuuid);
+ if (afs_uuid_equal(uuidp, &tuuid)) {
+ foundUuidEntry = 1;
+ FoundUuid = srvidx;
+ } else {
+ for (mhidx = 0; mhidx < VL_MAXIPADDRS_PERMH; mhidx++) {
+ if (!exp->ex_addrs[mhidx])
+ continue;
+ for (k = 0; k < cnt; k++) {
+ if (ntohl(exp->ex_addrs[mhidx]) == addrs[k]) {
+ willChangeEntry = 1;
+ WillChange[count] = srvidx;
+ break;
+ }
+ }
+ if (k >= cnt)
+ WillReplaceEntry = 0;
+ }
+ }
} else {
- for (mhidx=0; mhidx < VL_MAXIPADDRS_PERMH; mhidx++) {
- if (!exp->ex_addrs[mhidx]) continue;
- for (k=0; k<cnt; k++) {
- if (ntohl(exp->ex_addrs[mhidx]) == addrs[k]) {
+ /* The server is not registered as a multihomed.
+ * See if the addresses to register will replace this server entry.
+ */
+ for (k = 0; k < cnt; k++) {
+ if (ctx.hostaddress[srvidx] == addrs[k]) {
willChangeEntry = 1;
WillChange[count] = srvidx;
+ WillReplaceEntry = 1;
break;
- }
- }
- if (k >= cnt) WillReplaceEntry = 0;
- }
- }
- } else {
- /* The server is not registered as a multihomed.
- * See if the addresses to register will replace this server entry.
+ }
+ }
+ }
+ if (willChangeEntry) {
+ if (WillReplaceEntry) {
+ willReplaceCnt++;
+ ReplaceEntry = srvidx;
+ }
+ count++;
+ }
+ }
+
+ /* If we found the uuid in the VLDB and if we are replacing another
+ * entire entry, then complain and fail. Also, if we did not find
+ * the uuid in the VLDB and the IP addresses being registered was
+ * found in more than one other entry, then we don't know which one
+ * to replace and will complain and fail.
+ */
+ if ((foundUuidEntry && (willReplaceCnt > 0))
+ || (!foundUuidEntry && (count > 1))) {
+ VLog(0,
+ ("The following fileserver is being registered in the VLDB:\n"));
+ for (addrbuf[0] = '\0', k = 0; k < cnt; k++) {
+ if (k > 0)
+ strlcat(addrbuf, " ", sizeof(addrbuf));
+ append_addr(addrbuf, addrs[k], sizeof(addrbuf));
+ }
+ VLog(0, (" [%s]\n", addrbuf));
+
+ if (foundUuidEntry) {
+ code = multiHomedExtent(&ctx, FoundUuid, &exp);
+ if (code == 0) {
+ VLog(0, (" It would have replaced the existing VLDB server "
+ "entry:\n"));
+ for (addrbuf[0] = '\0', mhidx = 0; mhidx < VL_MAXIPADDRS_PERMH; mhidx++) {
+ if (!exp->ex_addrs[mhidx])
+ continue;
+ if (mhidx > 0)
+ strlcat(addrbuf, " ", sizeof(addrbuf));
+ append_addr(addrbuf, ntohl(exp->ex_addrs[mhidx]), sizeof(addrbuf));
+ }
+ VLog(0, (" entry %d: [%s]\n", FoundUuid, addrbuf));
+ }
+ }
+
+ if (count == 1)
+ VLog(0, (" Yet another VLDB server entry exists:\n"));
+ else
+ VLog(0, (" Yet other VLDB server entries exist:\n"));
+ for (j = 0; j < count; j++) {
+ srvidx = WillChange[j];
+ VLog(0, (" entry %d: ", srvidx));
+
+ code = multiHomedExtent(&ctx, srvidx, &exp);
+ if (code)
+ goto abort;
+
+ addrbuf[0] = '\0';
+ if (exp) {
+ for (mhidx = 0; mhidx < VL_MAXIPADDRS_PERMH; mhidx++) {
+ if (!exp->ex_addrs[mhidx])
+ continue;
+ if (mhidx > 0)
+ strlcat(addrbuf, " ", sizeof(addrbuf));
+ append_addr(addrbuf, ntohl(exp->ex_addrs[mhidx]), sizeof(addrbuf));
+ }
+ } else {
+ append_addr(addrbuf, ctx.hostaddress[srvidx], sizeof(addrbuf));
+ }
+ VLog(0, (" entry %d: [%s]\n", srvidx, addrbuf));
+ }
+
+ if (count == 1)
+ VLog(0, (" You must 'vos changeaddr' this other server entry\n"));
+ else
+ VLog(0,
+ (" You must 'vos changeaddr' these other server entries\n"));
+ if (foundUuidEntry)
+ VLog(0,
+ (" and/or remove the sysid file from the registering fileserver\n"));
+ VLog(0, (" before the fileserver can be registered in the VLDB.\n"));
+
+ code = VL_MULTIPADDR;
+ goto abort;
+ }
+
+ /* Passed the checks. Now find and update the existing mh entry, or create
+ * a new mh entry.
+ */
+ if (foundUuidEntry) {
+ /* Found the entry with same uuid. See if we need to change it */
+ int change = 0;
+
+ code = multiHomedExtentBase(&ctx, FoundUuid, &exp, &base);
+ if (code)
+ goto abort;
+
+ /* Determine if the entry has changed */
+ for (k = 0; ((k < cnt) && !change); k++) {
+ if (ntohl(exp->ex_addrs[k]) != addrs[k])
+ change = 1;
+ }
+ for (; ((k < VL_MAXIPADDRS_PERMH) && !change); k++) {
+ if (exp->ex_addrs[k] != 0)
+ change = 1;
+ }
+ if (!change) {
+ return (ubik_EndTrans(ctx.trans));
+ }
+ }
+
+ VLog(0, ("The following fileserver is being registered in the VLDB:\n"));
+ for (addrbuf[0] = '\0', k = 0; k < cnt; k++) {
+ if (k > 0)
+ strlcat(addrbuf, " ", sizeof(addrbuf));
+ append_addr(addrbuf, addrs[k], sizeof(addrbuf));
+ }
+ VLog(0, (" [%s]\n", addrbuf));
+
+ if (foundUuidEntry) {
+ VLog(0,
+ (" It will replace the following existing entry in the VLDB (same uuid):\n"));
+ for (addrbuf[0] = '\0', k = 0; k < VL_MAXIPADDRS_PERMH; k++) {
+ if (exp->ex_addrs[k] == 0)
+ continue;
+ if (k > 0)
+ strlcat(addrbuf, " ", sizeof(addrbuf));
+ append_addr(addrbuf, ntohl(exp->ex_addrs[k]), sizeof(addrbuf));
+ }
+ VLog(0, (" entry %d: [%s]\n", FoundUuid, addrbuf));
+ } else if (willReplaceCnt || (count == 1)) {
+ /* If we are not replacing an entry and there is only one entry to change,
+ * then we will replace that entry.
*/
- for (k=0; k<cnt; k++) {
- if (HostAddress[srvidx] == addrs[k]) {
- willChangeEntry = 1;
- WillChange[count] = srvidx;
- WillReplaceEntry = 1;
- break;
- }
- }
- }
- if (willChangeEntry) {
- if (WillReplaceEntry) {
- willReplaceCnt++;
- ReplaceEntry = srvidx;
- }
- count++;
- }
- }
-
- /* If we found the uuid in the VLDB and if we are replacing another
- * entire entry, then complain and fail. Also, if we did not find
- * the uuid in the VLDB and the IP addresses being registered was
- * found in more than one other entry, then we don't know which one
- * to replace and will complain and fail.
- */
- if ( ( foundUuidEntry && (willReplaceCnt > 0)) ||
- (!foundUuidEntry && (count > 1)) ) {
- VLog(0, ("The following fileserver is being registered in the VLDB:\n"));
- printf(" [");
- for (k=0; k<cnt; k++) {
- if (k>0) printf(" ");
- PADDR(addrs[k]);
- }
- printf("]\n");
-
- if (foundUuidEntry) {
- printf(" It would have replaced the existing VLDB server entry:\n");
- printf(" entry %d: [", FoundUuid);
- base = (HostAddress[FoundUuid] >> 16) & 0xff;
- index = HostAddress[FoundUuid] & 0x0000ffff;
- exp = &ex_addr[base][index];
- for (mhidx=0; mhidx < VL_MAXIPADDRS_PERMH; mhidx++) {
- if (!exp->ex_addrs[mhidx]) continue;
- if (mhidx > 0) printf(" ");
- PADDR(ntohl(exp->ex_addrs[mhidx]));
- }
- printf("]\n");
- }
-
- if (count == 1) printf(" Yet another VLDB server entry exists:\n");
- else printf(" Yet other VLDB server entries exist:\n");
- for (j=0; j<count; j++) {
- srvidx = WillChange[j];
- printf(" entry %d: ", srvidx);
- if ((HostAddress[srvidx] & 0xff000000) == 0xff000000) {
- printf("[");
- base = (HostAddress[srvidx] >> 16) & 0xff;
- index = HostAddress[srvidx] & 0x0000ffff;
- exp = &ex_addr[base][index];
- for (mhidx=0; mhidx < VL_MAXIPADDRS_PERMH; mhidx++) {
- if (!exp->ex_addrs[mhidx]) continue;
- if (mhidx > 0) printf(" ");
- PADDR(ntohl(exp->ex_addrs[mhidx]));
- }
- printf("]");
+ if (!willReplaceCnt) {
+ ReplaceEntry = WillChange[0];
+ willReplaceCnt++;
+ }
+
+ /* Have an entry that needs to be replaced */
+ code = multiHomedExtentBase(&ctx, ReplaceEntry, &exp, &base);
+ if (code)
+ goto abort;
+
+ if (exp) {
+ VLog(0,
+ (" It will replace the following existing entry in the VLDB (new uuid):\n"));
+ for (addrbuf[0] = '\0', k = 0; k < VL_MAXIPADDRS_PERMH; k++) {
+ if (exp->ex_addrs[k] == 0)
+ continue;
+ if (k > 0)
+ strlcat(addrbuf, " ", sizeof(addrbuf));
+ append_addr(addrbuf, ntohl(exp->ex_addrs[k]), sizeof(addrbuf));
+ }
+ VLog(0, (" entry %d: [%s]\n", ReplaceEntry, addrbuf));
} else {
- PADDR(HostAddress[srvidx]);
- }
- printf("\n");
- }
-
- if (count == 1)
- printf(" You must 'vos changeaddr' this other server entry\n");
- else
- printf(" You must 'vos changeaddr' these other server entries\n");
- if (foundUuidEntry)
- printf(" and/or remove the sysid file from the registering fileserver\n");
- printf(" before the fileserver can be registered in the VLDB.\n");
-
- ubik_AbortTrans(trans);
- return VL_MULTIPADDR;
- }
-
- /* Passed the checks. Now find and update the existing mh entry, or create
- * a new mh entry.
- */
- if (foundUuidEntry) {
- /* Found the entry with same uuid. See if we need to change it */
- int change = 0;
-
- fbase = (HostAddress[FoundUuid] >> 16) & 0xff;
- index = HostAddress[FoundUuid] & 0x0000ffff;
- exp = &ex_addr[fbase][index];
-
- /* Determine if the entry has changed */
- for (k=0; ((k < cnt) && !change); k++) {
- if (ntohl(exp->ex_addrs[k]) != addrs[k])
- change = 1;
- }
- for (; ((k < VL_MAXIPADDRS_PERMH) && !change); k++) {
- if (exp->ex_addrs[k] != 0)
- change = 1;
- }
- if (!change) {
- return(ubik_EndTrans(trans));
- }
- }
-
- VLog(0, ("The following fileserver is being registered in the VLDB:\n"));
- printf(" [");
- for (k=0; k<cnt; k++) {
- if (k>0) printf(" ");
- PADDR(addrs[k]);
- }
- printf("]\n");
-
- if (foundUuidEntry) {
- printf(" It will replace the following existing entry in the VLDB (same uuid):\n");
- printf(" entry %d: [", FoundUuid);
- for (k=0; k < VL_MAXIPADDRS_PERMH; k++) {
- if (exp->ex_addrs[k] == 0) continue;
- if (k>0) printf(" ");
- PADDR(ntohl(exp->ex_addrs[k]));
- }
- printf("]\n");
- }
- else if (willReplaceCnt || (count == 1)) {
- /* If we are not replacing an entry and there is only one entry to change,
- * then we will replace that entry.
- */
- if (!willReplaceCnt) {
- ReplaceEntry = WillChange[0];
- willReplaceCnt++;
- }
-
- /* Have an entry that needs to be replaced */
- if ((HostAddress[ReplaceEntry] & 0xff000000) == 0xff000000) {
- fbase = (HostAddress[ReplaceEntry] >> 16) & 0xff;
- index = HostAddress[ReplaceEntry] & 0x0000ffff;
- exp = &ex_addr[fbase][index];
-
- printf(" It will replace the following existing entry in the VLDB (new uuid):\n");
- printf(" entry %d: [", ReplaceEntry);
- for (k=0; k < VL_MAXIPADDRS_PERMH; k++) {
- if (exp->ex_addrs[k] == 0) continue;
- if (k>0) printf(" ");
- PADDR(ntohl(exp->ex_addrs[k]));
- }
- printf("]\n");
- } else {
- /* Not a mh entry. So we have to create a new mh entry and
- * put it on the ReplaceEntry slot of the HostAddress array.
+ /* Not a mh entry. So we have to create a new mh entry and
+ * put it on the ReplaceEntry slot of the ctx.hostaddress array.
+ */
+ addrbuf[0] = '\0';
+ append_addr(addrbuf, ctx.hostaddress[ReplaceEntry], sizeof(addrbuf));
+ VLog(0, (" It will replace existing entry %d, %s,"
+ " in the VLDB (new uuid):\n", ReplaceEntry, addrbuf));
+ code =
+ FindExtentBlock(&ctx, uuidp, 1, ReplaceEntry, &exp, &base);
+ if (code || !exp) {
+ if (!code)
+ code = VL_IO;
+ goto abort;
+ }
+ }
+ } else {
+ /* There is no entry for this server, must create a new mh entry as
+ * well as use a new slot of the ctx.hostaddress array.
*/
- printf(" It will replace existing entry %d, ", ReplaceEntry);
- PADDR(HostAddress[ReplaceEntry]);
- printf(", in the VLDB (new uuid):\n");
-
- code = FindExtentBlock(trans, uuidp, 1, ReplaceEntry, &exp, &fbase);
+ VLog(0, (" It will create a new entry in the VLDB.\n"));
+ code = FindExtentBlock(&ctx, uuidp, 1, -1, &exp, &base);
if (code || !exp) {
- ubik_AbortTrans(trans);
- return (code ? code : VL_IO);
- }
- }
- } else {
- /* There is no entry for this server, must create a new mh entry as
- * well as use a new slot of the HostAddress array.
- */
- printf(" It will create a new entry in the VLDB.\n");
- code = FindExtentBlock(trans, uuidp, 1, -1, &exp, &fbase);
- if (code || !exp) {
- ubik_AbortTrans(trans);
- return (code ? code : VL_IO);
- }
- }
-
- /* Now we have a mh entry to fill in. Update the uuid, bump the
- * uniquifier, and fill in its IP addresses.
- */
- tuuid = *uuidp;
- afs_htonuuid(&tuuid);
- exp->ex_hostuuid = tuuid;
- exp->ex_uniquifier = htonl(ntohl(exp->ex_uniquifier)+1);
- for (k=0; k < cnt; k++) {
- exp->ex_addrs[k] = htonl(addrs[k]);
- }
- for (; k < VL_MAXIPADDRS_PERMH; k++) {
- exp->ex_addrs[k] = 0;
- }
-
- /* Write the new mh entry out */
- if (vlwrite(trans, DOFFSET(ntohl(ex_addr[0]->ex_contaddrs[fbase]),
- (char *)ex_addr[fbase], (char *)exp),
- (char *)exp, sizeof(*exp))) {
- ubik_AbortTrans(trans);
- return VL_IO;
- }
-
- /* Remove any common addresses from other mh entres. We know these entries
- * are being changed and not replaced so they are mh entries.
- */
- m = 0;
- for (i=0; i<count; i++) {
- afs_int32 doff;
-
- /* Skip the entry we replaced */
- if (willReplaceCnt && (WillChange[i] == ReplaceEntry))
- continue;
-
- base = (HostAddress[WillChange[i]] >> 16) & 0xff;
- index = HostAddress[WillChange[i]] & 0x0000ffff;
- tex = &ex_addr[fbase][index];
-
- if (++m == 1)
- printf(" The following existing entries in the VLDB will be updated:\n");
-
- printf(" entry %d: [", WillChange[i]);
- for (h=j=0; j < VL_MAXIPADDRS_PERMH; j++) {
- if (tex->ex_addrs[j]) {
- if (j>0) printf(" ");
- PADDR(ntohl(tex->ex_addrs[j]));
- }
-
- for (k=0; k<cnt; k++) {
- if (ntohl(tex->ex_addrs[j]) == addrs[k]) break;
- }
- if (k >= cnt) {
- /* Not found, so we keep it */
- tex->ex_addrs[h] = tex->ex_addrs[j];
- h++;
- }
- }
- for (j=h; j < VL_MAXIPADDRS_PERMH; j++) {
- tex->ex_addrs[j] = 0; /* zero rest of mh entry */
- }
- printf("]\n");
-
- /* Write out the modified mh entry */
- tex->ex_uniquifier = htonl(ntohl(tex->ex_uniquifier)+1);
- doff=DOFFSET(ntohl(ex_addr[0]->ex_contaddrs[base]),
- (char *)ex_addr[base], (char *)tex);
- if (vlwrite(trans, doff, (char*)tex, sizeof(*tex))) {
- ubik_AbortTrans(trans);
- return VL_IO;
- }
- }
+ if (!code)
+ code = VL_IO;
+ goto abort;
+ }
+ }
+
+ /* Now we have a mh entry to fill in. Update the uuid, bump the
+ * uniquifier, and fill in its IP addresses.
+ */
+ tuuid = *uuidp;
+ afs_htonuuid(&tuuid);
+ exp->ex_hostuuid = tuuid;
+ exp->ex_uniquifier = htonl(ntohl(exp->ex_uniquifier) + 1);
+ for (k = 0; k < cnt; k++) {
+ exp->ex_addrs[k] = htonl(addrs[k]);
+ }
+ for (; k < VL_MAXIPADDRS_PERMH; k++) {
+ exp->ex_addrs[k] = 0;
+ }
+
+ /* Write the new mh entry out */
+ if (vlwrite
+ (ctx.trans,
+ DOFFSET(ntohl(ctx.ex_addr[0]->ex_contaddrs[base]),
+ (char *)ctx.ex_addr[base], (char *)exp), (char *)exp,
+ sizeof(*exp))) {
+ code = VL_IO;
+ goto abort;
+ }
+
+ /* Remove any common addresses from other mh entres. We know these entries
+ * are being changed and not replaced so they are mh entries.
+ */
+ m = 0;
+ for (i = 0; i < count; i++) {
+ afs_int32 doff;
+
+ /* Skip the entry we replaced */
+ if (willReplaceCnt && (WillChange[i] == ReplaceEntry))
+ continue;
+
+ code = multiHomedExtentBase(&ctx, WillChange[i], &tex, &base);
+ if (code)
+ goto abort;
+
+ if (++m == 1)
+ VLog(0,
+ (" The following existing entries in the VLDB will be updated:\n"));
+
+ for (addrbuf[0] = '\0', h = j = 0; j < VL_MAXIPADDRS_PERMH; j++) {
+ if (tex->ex_addrs[j]) {
+ if (j > 0)
+ strlcat(addrbuf, " ", sizeof(addrbuf));
+ append_addr(addrbuf, ntohl(tex->ex_addrs[j]), sizeof(addrbuf));
+ }
+
+ for (k = 0; k < cnt; k++) {
+ if (ntohl(tex->ex_addrs[j]) == addrs[k])
+ break;
+ }
+ if (k >= cnt) {
+ /* Not found, so we keep it */
+ tex->ex_addrs[h] = tex->ex_addrs[j];
+ h++;
+ }
+ }
+ for (j = h; j < VL_MAXIPADDRS_PERMH; j++) {
+ tex->ex_addrs[j] = 0; /* zero rest of mh entry */
+ }
+ VLog(0, (" entry %d: [%s]\n", WillChange[i], addrbuf));
+
+ /* Write out the modified mh entry */
+ tex->ex_uniquifier = htonl(ntohl(tex->ex_uniquifier) + 1);
+ doff =
+ DOFFSET(ntohl(ctx.ex_addr[0]->ex_contaddrs[base]),
+ (char *)ctx.ex_addr[base], (char *)tex);
+ if (vlwrite(ctx.trans, doff, (char *)tex, sizeof(*tex))) {
+ code = VL_IO;
+ goto abort;
+ }
+ }
- return(ubik_EndTrans(trans));
+ return (ubik_EndTrans(ctx.trans));
+
+abort:
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ return code;
}
-VL_GetAddrsU(rxcall, attributes, uuidpo, uniquifier, nentries, addrsp)
-struct rx_call *rxcall;
-struct ListAddrByAttributes *attributes;
-afsUUID *uuidpo;
-afs_int32 *uniquifier, *nentries;
-bulkaddrs *addrsp;
-{ register afs_int32 errorcode, index=-1, op, offset;
- struct ubik_trans *trans;
- int nservers, i, j, k, base=0;
- struct extentaddr *exp=0;
+afs_int32
+SVL_GetAddrsU(struct rx_call *rxcall,
+ struct ListAddrByAttributes *attributes,
+ afsUUID *uuidpo,
+ afs_int32 *uniquifier,
+ afs_int32 *nentries,
+ bulkaddrs *addrsp)
+{
+ int this_op = VLGETADDRSU;
+ afs_int32 code, index;
+ struct vl_ctx ctx;
+ int nservers, i, j, base = 0;
+ struct extentaddr *exp = 0;
afsUUID tuuid;
afs_uint32 *taddrp, taddr;
+ char rxstr[AFS_RXINFO_LEN];
- COUNT_REQ(VLGETADDRSU);
+ countRequest(this_op);
addrsp->bulkaddrs_len = *nentries = 0;
addrsp->bulkaddrs_val = 0;
- VLog(5, ("GetAddrsU %s\n", rxinfo(rxcall)));
- if (errorcode = Init_VLdbase(&trans, LOCKREAD, this_op))
- return errorcode;
+ VLog(5, ("GetAddrsU %s\n", rxinfo(rxstr, rxcall)));
+ if ((code = Init_VLdbase(&ctx, LOCKREAD, this_op)))
+ return code;
if (attributes->Mask & VLADDR_IPADDR) {
- if (attributes->Mask & (VLADDR_INDEX|VLADDR_UUID)) {
- ubik_AbortTrans(trans);
- return VL_BADMASK;
+ if (attributes->Mask & (VLADDR_INDEX | VLADDR_UUID)) {
+ code = VL_BADMASK;
+ goto abort;
}
- for (base = 0; base < VL_MAX_ADDREXTBLKS; base++) {
- if (!ex_addr[base])
- break;
- for (i = 1; i < VL_MHSRV_PERBLK; i++) {
- exp = &ex_addr[base][i];
- tuuid = exp->ex_hostuuid;
- afs_ntohuuid(&tuuid);
- if (afs_uuid_is_nil(&tuuid)) continue;
+ /* Search for a server registered with the VLDB with this ip address. */
+ for (index = 0; index <= MAXSERVERID; index++) {
+ code = multiHomedExtent(&ctx, index, &exp);
+ if (code)
+ continue;
+
+ if (exp) {
for (j = 0; j < VL_MAXIPADDRS_PERMH; j++) {
- if (exp->ex_addrs[j] && (ntohl(exp->ex_addrs[j]) == attributes->ipaddr)) {
+ if (exp->ex_addrs[j]
+ && (ntohl(exp->ex_addrs[j]) == attributes->ipaddr)) {
break;
}
}
- if (j < VL_MAXIPADDRS_PERMH) break;
+ if (j < VL_MAXIPADDRS_PERMH)
+ break;
}
- if (i < VL_MHSRV_PERBLK) break;
}
- if (base >= VL_MAX_ADDREXTBLKS) {
- ubik_AbortTrans(trans);
- return VL_NOENT;
+ if (index > MAXSERVERID) {
+ code = VL_NOENT;
+ goto abort;
}
} else if (attributes->Mask & VLADDR_INDEX) {
- if (attributes->Mask & (VLADDR_IPADDR|VLADDR_UUID)) {
- ubik_AbortTrans(trans);
- return VL_BADMASK;
- }
- index = attributes->index;
- if (index < 1 || index >= (VL_MAX_ADDREXTBLKS*VL_MHSRV_PERBLK)) {
- ubik_AbortTrans(trans);
- return VL_INDEXERANGE;
- }
- base = index / VL_MHSRV_PERBLK;
- offset = index % VL_MHSRV_PERBLK;
- if (offset == 0) {
- ubik_AbortTrans(trans);
- return VL_NOENT;
- }
- if (!ex_addr[base]) {
- ubik_AbortTrans(trans);
- return VL_INDEXERANGE;
- }
- exp = &ex_addr[base][offset];
- } else if (attributes->Mask & VLADDR_UUID) {
- if (attributes->Mask & (VLADDR_IPADDR|VLADDR_INDEX)) {
- ubik_AbortTrans(trans);
- return VL_BADMASK;
+ if (attributes->Mask & (VLADDR_IPADDR | VLADDR_UUID)) {
+ code = VL_BADMASK;
+ goto abort;
+ }
+ /* VLADDR_INDEX index is one based */
+ if (attributes->index < 1 || attributes->index > MAXSERVERID) {
+ code = VL_INDEXERANGE;
+ goto abort;
+ }
+ index = attributes->index - 1;
+ code = multiHomedExtent(&ctx, index, &exp);
+ if (code) {
+ code = VL_NOENT;
+ goto abort;
}
- if (!ex_addr[0]) { /* mh servers probably aren't setup on this vldb */
- ubik_AbortTrans(trans);
- return VL_NOENT;
+ } else if (attributes->Mask & VLADDR_UUID) {
+ if (attributes->Mask & (VLADDR_IPADDR | VLADDR_INDEX)) {
+ code = VL_BADMASK;
+ goto abort;
}
- if (errorcode = FindExtentBlock(trans, &attributes->uuid, 0, -1, &exp, &base)) {
- ubik_AbortTrans(trans);
- return errorcode;
+ if (!ctx.ex_addr[0]) { /* mh servers probably aren't setup on this vldb */
+ code = VL_NOENT;
+ goto abort;
}
+ code = FindExtentBlock(&ctx, &attributes->uuid, 0, -1, &exp, &base);
+ if (code)
+ goto abort;
} else {
- ubik_AbortTrans(trans);
- return VL_BADMASK;
+ code = VL_BADMASK;
+ goto abort;
}
- if (exp == (struct extentaddr *)0) {
- ubik_AbortTrans(trans);
- return VL_NOENT;
+ if (exp == NULL) {
+ code = VL_NOENT;
+ goto abort;
}
- addrsp->bulkaddrs_val = taddrp = (afs_uint32 *)malloc(sizeof(afs_int32)*(MAXSERVERID+1));
- nservers= *nentries = addrsp->bulkaddrs_len = 0;
+ addrsp->bulkaddrs_val = taddrp =
+ malloc(sizeof(afs_int32) * (MAXSERVERID + 1));
+ nservers = *nentries = addrsp->bulkaddrs_len = 0;
if (!taddrp) {
- COUNT_ABO;
- ubik_AbortTrans(trans);
- return VL_NOMEM;
+ code = VL_NOMEM;
+ goto abort;
}
tuuid = exp->ex_hostuuid;
afs_ntohuuid(&tuuid);
if (afs_uuid_is_nil(&tuuid)) {
- ubik_AbortTrans(trans);
- return VL_NOENT;
+ code = VL_NOENT;
+ goto abort;
}
- if (uuidpo) *uuidpo = tuuid;
- if (uniquifier) *uniquifier = ntohl(exp->ex_uniquifier);
+ if (uuidpo)
+ *uuidpo = tuuid;
+ if (uniquifier)
+ *uniquifier = ntohl(exp->ex_uniquifier);
for (i = 0; i < VL_MAXIPADDRS_PERMH; i++) {
- if (exp->ex_addrs[i]) {
- taddr = ntohl(exp->ex_addrs[i]);
- /* Weed out duplicates */
- for (j = 0; j < nservers; j++) {
- if (taddrp[j] == taddr)
- break;
- }
- if ((j == nservers) && (j <= MAXSERVERID)) {
- taddrp[nservers] = taddr;
- nservers++;
- }
- }
+ if (exp->ex_addrs[i]) {
+ taddr = ntohl(exp->ex_addrs[i]);
+ /* Weed out duplicates */
+ for (j = 0; j < nservers; j++) {
+ if (taddrp[j] == taddr)
+ break;
+ }
+ if ((j == nservers) && (j <= MAXSERVERID)) {
+ taddrp[nservers] = taddr;
+ nservers++;
+ }
+ }
}
addrsp->bulkaddrs_len = *nentries = nservers;
- return(ubik_EndTrans(trans));
+ return (ubik_EndTrans(ctx.trans));
+
+abort:
+ countAbort(this_op);
+ ubik_AbortTrans(ctx.trans);
+ return code;
}
/* ============> End of Exported vldb RPC functions <============= */
/* Routine that copies the given vldb entry to the output buffer, vldbentries. */
static int
-put_attributeentry(Vldbentry, VldbentryFirst, VldbentryLast, vldbentries, entry, nentries, alloccnt)
-struct vldbentry **Vldbentry, **VldbentryFirst, **VldbentryLast;
-bulkentries *vldbentries;
-struct nvlentry *entry;
-afs_int32 *nentries, *alloccnt;
+put_attributeentry(struct vl_ctx *ctx,
+ struct vldbentry **Vldbentry,
+ struct vldbentry **VldbentryFirst,
+ struct vldbentry **VldbentryLast,
+ bulkentries *vldbentries,
+ struct nvlentry *entry,
+ afs_int32 *nentries,
+ afs_int32 *alloccnt)
{
vldbentry *reall;
afs_int32 allo;
+ int code;
if (*Vldbentry == *VldbentryLast) {
- if (smallMem) return VL_SIZEEXCEEDED; /* no growing if smallMem defined */
+ if (smallMem)
+ return VL_SIZEEXCEEDED; /* no growing if smallMem defined */
/* Allocate another set of memory; each time allocate twice as
- * many blocks as the last time. When we reach VLDBALLOCLIMIT,
+ * many blocks as the last time. When we reach VLDBALLOCLIMIT,
* then grow in increments of VLDBALLOCINCR.
*/
- allo = (*alloccnt > VLDBALLOCLIMIT) ? VLDBALLOCINCR : *alloccnt;
- reall = (vldbentry *) realloc(*VldbentryFirst, (*alloccnt+allo)*sizeof(vldbentry));
- if (reall == NULL) return VL_NOMEM;
+ allo = (*alloccnt > VLDBALLOCLIMIT) ? VLDBALLOCINCR : *alloccnt;
+ reall = realloc(*VldbentryFirst,
+ (*alloccnt + allo) * sizeof(vldbentry));
+ if (reall == NULL)
+ return VL_NOMEM;
*VldbentryFirst = vldbentries->bulkentries_val = reall;
*Vldbentry = *VldbentryFirst + *alloccnt;
*VldbentryLast = *Vldbentry + allo;
*alloccnt += allo;
}
- vlentry_to_vldbentry(entry, *Vldbentry);
+
+ code = vlentry_to_vldbentry(ctx, entry, *Vldbentry);
+ if (code)
+ return code;
+
(*Vldbentry)++;
(*nentries)++;
vldbentries->bulkentries_len++;
}
static int
-put_nattributeentry(Vldbentry, VldbentryFirst, VldbentryLast, vldbentries, entry,
- matchtype, matchindex, nentries, alloccnt)
-struct nvldbentry **Vldbentry, **VldbentryFirst, **VldbentryLast;
-nbulkentries *vldbentries;
-struct nvlentry *entry;
-afs_int32 matchtype, matchindex, *nentries, *alloccnt;
+put_nattributeentry(struct vl_ctx *ctx,
+ struct nvldbentry **Vldbentry,
+ struct nvldbentry **VldbentryFirst,
+ struct nvldbentry **VldbentryLast,
+ nbulkentries *vldbentries,
+ struct nvlentry *entry,
+ afs_int32 matchtype,
+ afs_int32 matchindex,
+ afs_int32 *nentries,
+ afs_int32 *alloccnt)
{
nvldbentry *reall;
afs_int32 allo;
+ int code;
if (*Vldbentry == *VldbentryLast) {
- if (smallMem) return VL_SIZEEXCEEDED; /* no growing if smallMem defined */
+ if (smallMem)
+ return VL_SIZEEXCEEDED; /* no growing if smallMem defined */
/* Allocate another set of memory; each time allocate twice as
- * many blocks as the last time. When we reach VLDBALLOCLIMIT,
+ * many blocks as the last time. When we reach VLDBALLOCLIMIT,
* then grow in increments of VLDBALLOCINCR.
*/
- allo = (*alloccnt > VLDBALLOCLIMIT) ? VLDBALLOCINCR : *alloccnt;
- reall = (nvldbentry *)realloc(*VldbentryFirst, (*alloccnt+allo)*sizeof(nvldbentry));
- if (reall == NULL) return VL_NOMEM;
+ allo = (*alloccnt > VLDBALLOCLIMIT) ? VLDBALLOCINCR : *alloccnt;
+ reall = realloc(*VldbentryFirst,
+ (*alloccnt + allo) * sizeof(nvldbentry));
+ if (reall == NULL)
+ return VL_NOMEM;
*VldbentryFirst = vldbentries->nbulkentries_val = reall;
*Vldbentry = *VldbentryFirst + *alloccnt;
*VldbentryLast = *Vldbentry + allo;
*alloccnt += allo;
}
- vlentry_to_nvldbentry(entry, *Vldbentry);
- (*Vldbentry)->matchindex = (matchtype << 16) + matchindex;
+ code = vlentry_to_nvldbentry(ctx, entry, *Vldbentry);
+ if (code)
+ return code;
+
+ (*Vldbentry)->matchindex = (matchtype << 16) + matchindex;
(*Vldbentry)++;
(*nentries)++;
vldbentries->nbulkentries_len++;
/* Common code to actually remove a vldb entry from the database. */
static int
-RemoveEntry(trans, entryptr, tentry)
-struct ubik_trans *trans;
-afs_int32 entryptr;
-struct nvlentry *tentry;
+RemoveEntry(struct vl_ctx *ctx, afs_int32 entryptr,
+ struct nvlentry *tentry)
{
- register int errorcode;
+ int code;
- if (errorcode = UnthreadVLentry(trans, entryptr, tentry))
- return errorcode;
- if (errorcode = FreeBlock(trans, entryptr))
- return errorcode;
+ if ((code = UnthreadVLentry(ctx, entryptr, tentry)))
+ return code;
+ if ((code = FreeBlock(ctx, entryptr)))
+ return code;
return 0;
}
-static
-ReleaseEntry(tentry, releasetype)
-struct nvlentry *tentry;
-afs_int32 releasetype;
+static void
+ReleaseEntry(struct nvlentry *tentry, afs_int32 releasetype)
{
if (releasetype & LOCKREL_TIMESTAMP)
tentry->LockTimestamp = 0;
}
-/* Verify that the incoming vldb entry is valid; multi type of error codes are returned. */
-static int
-check_vldbentry(aentry)
-struct vldbentry *aentry;
+/* Verify that the incoming vldb entry is valid; multi type of error codes
+ * are returned. */
+static int
+check_vldbentry(struct vldbentry *aentry)
{
- afs_int32 i;
+ afs_int32 i;
if (InvalidVolname(aentry->name))
return VL_BADNAME;
if (aentry->nServers <= 0 || aentry->nServers > OMAXNSERVERS)
return VL_BADSERVER;
- for (i=0; i < aentry->nServers; i++) {
+ for (i = 0; i < aentry->nServers; i++) {
/* if (aentry->serverNumber[i] < 0 || aentry->serverNumber[i] > MAXSERVERID)
return VL_BADSERVER; */
- if (aentry->serverPartition[i] < 0 || aentry->serverPartition[i] > MAXPARTITIONID)
+ if (aentry->serverPartition[i] < 0
+ || aentry->serverPartition[i] > MAXPARTITIONID)
return VL_BADPARTITION;
- if (aentry->serverFlags[i] < 0 || aentry->serverFlags[i] > MAXSERVERFLAG)
+ if (aentry->serverFlags[i] < 0
+ || aentry->serverFlags[i] > MAXSERVERFLAG)
return VL_BADSERVERFLAG;
}
return 0;
}
-static int
-check_nvldbentry(aentry)
-struct nvldbentry *aentry;
+static int
+check_nvldbentry(struct nvldbentry *aentry)
{
- afs_int32 i;
+ afs_int32 i;
if (InvalidVolname(aentry->name))
return VL_BADNAME;
if (aentry->nServers <= 0 || aentry->nServers > NMAXNSERVERS)
return VL_BADSERVER;
- for (i=0; i < aentry->nServers; i++) {
+ for (i = 0; i < aentry->nServers; i++) {
/* if (aentry->serverNumber[i] < 0 || aentry->serverNumber[i] > MAXSERVERID)
return VL_BADSERVER; */
- if (aentry->serverPartition[i] < 0 || aentry->serverPartition[i] > MAXPARTITIONID)
+ if (aentry->serverPartition[i] < 0
+ || aentry->serverPartition[i] > MAXPARTITIONID)
return VL_BADPARTITION;
- if (aentry->serverFlags[i] < 0 || aentry->serverFlags[i] > MAXSERVERFLAG)
+ if (aentry->serverFlags[i] < 0
+ || aentry->serverFlags[i] > MAXSERVERFLAG)
return VL_BADSERVERFLAG;
}
return 0;
/* Convert from the external vldb entry representation to its internal
(more compact) form. This call should not change the hash chains! */
static int
-vldbentry_to_vlentry(atrans, VldbEntry, VlEntry)
-struct ubik_trans *atrans;
-struct vldbentry *VldbEntry;
-struct nvlentry *VlEntry;
+vldbentry_to_vlentry(struct vl_ctx *ctx,
+ struct vldbentry *VldbEntry,
+ struct nvlentry *VlEntry)
{
int i, serverindex;
- if (strcmp(VlEntry->name, VldbEntry->name))
+ if (strcmp(VlEntry->name, VldbEntry->name))
strncpy(VlEntry->name, VldbEntry->name, sizeof(VlEntry->name));
- for (i=0; i<VldbEntry->nServers; i++) {
- serverindex = IpAddrToRelAddr(VldbEntry->serverNumber[i], atrans);
- if (serverindex == -1) return VL_BADSERVER;
+ for (i = 0; i < VldbEntry->nServers; i++) {
+ serverindex = IpAddrToRelAddr(ctx, VldbEntry->serverNumber[i], 1);
+ if (serverindex == -1)
+ return VL_BADSERVER;
VlEntry->serverNumber[i] = serverindex;
VlEntry->serverPartition[i] = VldbEntry->serverPartition[i];
VlEntry->serverFlags[i] = VldbEntry->serverFlags[i];
}
- for (;i < OMAXNSERVERS; i++)
- VlEntry->serverNumber[i] = VlEntry->serverPartition[i] = VlEntry->serverFlags[i] = BADSERVERID;
- for (i=0; i < MAXTYPES; i++)
+ for (; i < OMAXNSERVERS; i++)
+ VlEntry->serverNumber[i] = VlEntry->serverPartition[i] =
+ VlEntry->serverFlags[i] = BADSERVERID;
+ for (i = 0; i < MAXTYPES; i++)
VlEntry->volumeId[i] = VldbEntry->volumeId[i];
VlEntry->cloneId = VldbEntry->cloneId;
VlEntry->flags = VldbEntry->flags;
}
static int
-nvldbentry_to_vlentry(atrans, VldbEntry, VlEntry)
-struct ubik_trans *atrans;
-struct nvldbentry *VldbEntry;
-struct nvlentry *VlEntry;
+nvldbentry_to_vlentry(struct vl_ctx *ctx,
+ struct nvldbentry *VldbEntry,
+ struct nvlentry *VlEntry)
{
int i, serverindex;
- if (strcmp(VlEntry->name, VldbEntry->name))
+ if (strcmp(VlEntry->name, VldbEntry->name))
strncpy(VlEntry->name, VldbEntry->name, sizeof(VlEntry->name));
- for (i=0; i<VldbEntry->nServers; i++) {
- serverindex = IpAddrToRelAddr(VldbEntry->serverNumber[i], atrans);
- if (serverindex == -1) return VL_BADSERVER;
+ for (i = 0; i < VldbEntry->nServers; i++) {
+ serverindex = IpAddrToRelAddr(ctx, VldbEntry->serverNumber[i], 1);
+ if (serverindex == -1)
+ return VL_BADSERVER;
VlEntry->serverNumber[i] = serverindex;
VlEntry->serverPartition[i] = VldbEntry->serverPartition[i];
VlEntry->serverFlags[i] = VldbEntry->serverFlags[i];
}
- for (;i < NMAXNSERVERS; i++)
- VlEntry->serverNumber[i] = VlEntry->serverPartition[i] = VlEntry->serverFlags[i] = BADSERVERID;
- for (i=0; i < MAXTYPES; i++)
+ for (; i < NMAXNSERVERS; i++)
+ VlEntry->serverNumber[i] = VlEntry->serverPartition[i] =
+ VlEntry->serverFlags[i] = BADSERVERID;
+ for (i = 0; i < MAXTYPES; i++)
VlEntry->volumeId[i] = VldbEntry->volumeId[i];
VlEntry->cloneId = VldbEntry->cloneId;
VlEntry->flags = VldbEntry->flags;
}
-/* Update the vldb entry with the new fields as indicated by the value of the Mask entry in the updateentry structure. All necessary validation checks are performed. */
-static
-get_vldbupdateentry(trans, blockindex, updateentry, VlEntry)
-struct ubik_trans *trans;
-afs_int32 blockindex;
-struct VldbUpdateEntry *updateentry;
-struct nvlentry *VlEntry;
+/* Update the vldb entry with the new fields as indicated by the value of
+ * the Mask entry in the updateentry structure. All necessary validation
+ * checks are performed.
+ */
+static int
+get_vldbupdateentry(struct vl_ctx *ctx,
+ afs_int32 blockindex,
+ struct VldbUpdateEntry *updateentry,
+ struct nvlentry *VlEntry)
{
- int i, j, errorcode, serverindex;
+ int i, j, code, serverindex;
+ afs_uint32 checkids[MAXTYPES];
+
+ /* check if any specified new IDs are already present in the db. Do
+ * this check before doing anything else, so we don't get a half-
+ * updated entry. */
+ memset(&checkids, 0, sizeof(checkids));
+ if (updateentry->Mask & VLUPDATE_RWID) {
+ checkids[RWVOL] = updateentry->spares3; /* rw id */
+ }
+ if (updateentry->Mask & VLUPDATE_READONLYID) {
+ checkids[ROVOL] = updateentry->ReadOnlyId;
+ }
+ if (updateentry->Mask & VLUPDATE_BACKUPID) {
+ checkids[BACKVOL] = updateentry->BackupId;
+ }
+
+ if (EntryIDExists(ctx, checkids, MAXTYPES, &code)) {
+ return VL_IDEXIST;
+ } else if (code) {
+ return code;
+ }
if (updateentry->Mask & VLUPDATE_VOLUMENAME) {
+ struct nvlentry tentry;
+
if (InvalidVolname(updateentry->name))
return VL_BADNAME;
- if (errorcode = UnhashVolname(trans, blockindex, VlEntry))
- return errorcode;
+
+ if (FindByName(ctx, updateentry->name, &tentry, &code)) {
+ return VL_NAMEEXIST;
+ } else if (code) {
+ return code;
+ }
+
+ if ((code = UnhashVolname(ctx, blockindex, VlEntry)))
+ return code;
strncpy(VlEntry->name, updateentry->name, sizeof(VlEntry->name));
- HashVolname(trans, blockindex, VlEntry);
+ HashVolname(ctx, blockindex, VlEntry);
}
if (updateentry->Mask & VLUPDATE_VOLNAMEHASH) {
- if (errorcode = UnhashVolname(trans, blockindex, VlEntry)) {
- if (errorcode != VL_NOENT)
- return errorcode;
+ if ((code = UnhashVolname(ctx, blockindex, VlEntry))) {
+ if (code != VL_NOENT)
+ return code;
}
- HashVolname(trans, blockindex, VlEntry);
+ HashVolname(ctx, blockindex, VlEntry);
}
if (updateentry->Mask & VLUPDATE_FLAGS) {
VlEntry->cloneId = updateentry->cloneId;
}
if (updateentry->Mask & VLUPDATE_RWID) {
- if (errorcode = UnhashVolid(trans, RWVOL, blockindex, VlEntry)) {
- if (errorcode != VL_NOENT)
- return errorcode;
+ if ((code = UnhashVolid(ctx, RWVOL, blockindex, VlEntry))) {
+ if (code != VL_NOENT)
+ return code;
}
VlEntry->volumeId[RWVOL] = updateentry->spares3; /* rw id */
- if (errorcode = HashVolid(trans, RWVOL, blockindex, VlEntry))
- return errorcode;
+ if ((code = HashVolid(ctx, RWVOL, blockindex, VlEntry)))
+ return code;
}
if (updateentry->Mask & VLUPDATE_READONLYID) {
- if (errorcode = UnhashVolid(trans, ROVOL, blockindex, VlEntry)) {
- if (errorcode != VL_NOENT)
- return errorcode;
+ if ((code = UnhashVolid(ctx, ROVOL, blockindex, VlEntry))) {
+ if (code != VL_NOENT)
+ return code;
}
VlEntry->volumeId[ROVOL] = updateentry->ReadOnlyId;
- if (errorcode = HashVolid(trans, ROVOL, blockindex, VlEntry))
- return errorcode;
+ if ((code = HashVolid(ctx, ROVOL, blockindex, VlEntry)))
+ return code;
}
if (updateentry->Mask & VLUPDATE_BACKUPID) {
- if (errorcode = UnhashVolid(trans, BACKVOL, blockindex, VlEntry)) {
- if (errorcode != VL_NOENT)
- return errorcode;
+ if ((code = UnhashVolid(ctx, BACKVOL, blockindex, VlEntry))) {
+ if (code != VL_NOENT)
+ return code;
}
VlEntry->volumeId[BACKVOL] = updateentry->BackupId;
- if (errorcode = HashVolid(trans, BACKVOL, blockindex, VlEntry))
- return errorcode;
+ if ((code = HashVolid(ctx, BACKVOL, blockindex, VlEntry)))
+ return code;
}
if (updateentry->Mask & VLUPDATE_REPSITES) {
- if (updateentry->nModifiedRepsites <= 0 || updateentry->nModifiedRepsites > OMAXNSERVERS)
- return VL_BADSERVER;
- for (i=0; i < updateentry->nModifiedRepsites; i++) {
+ if (updateentry->nModifiedRepsites <= 0
+ || updateentry->nModifiedRepsites > OMAXNSERVERS)
+ return VL_BADSERVER;
+ for (i = 0; i < updateentry->nModifiedRepsites; i++) {
/* if (updateentry->RepsitesTargetServer[i] < 0 || updateentry->RepsitesTargetServer[i] > MAXSERVERID)
return VL_BADSERVER; */
- if (updateentry->RepsitesTargetPart[i] < 0 || updateentry->RepsitesTargetPart[i] > MAXPARTITIONID)
+ if (updateentry->RepsitesTargetPart[i] < 0
+ || updateentry->RepsitesTargetPart[i] > MAXPARTITIONID)
return VL_BADPARTITION;
if (updateentry->RepsitesMask[i] & VLUPDATE_REPS_DELETE) {
- if ((j = repsite_exists(VlEntry, IpAddrToRelAddr(updateentry->RepsitesTargetServer[i], trans), updateentry->RepsitesTargetPart[i])) != -1)
+ if ((j =
+ repsite_exists(VlEntry,
+ IpAddrToRelAddr(ctx, updateentry->
+ RepsitesTargetServer[i],
+ 1),
+ updateentry->RepsitesTargetPart[i])) !=
+ -1)
repsite_compress(VlEntry, j);
- else return VL_NOREPSERVER;
+ else
+ return VL_NOREPSERVER;
}
if (updateentry->RepsitesMask[i] & VLUPDATE_REPS_ADD) {
/* if (updateentry->RepsitesNewServer[i] < 0 || updateentry->RepsitesNewServer[i] > MAXSERVERID)
return VL_BADSERVER; */
- if (updateentry->RepsitesNewPart[i] < 0 || updateentry->RepsitesNewPart[i] > MAXPARTITIONID)
+ if (updateentry->RepsitesNewPart[i] < 0
+ || updateentry->RepsitesNewPart[i] > MAXPARTITIONID)
return VL_BADPARTITION;
- if (repsite_exists(VlEntry, IpAddrToRelAddr(updateentry->RepsitesNewServer[i], trans), updateentry->RepsitesNewPart[i]) != -1)
+ if (repsite_exists
+ (VlEntry,
+ IpAddrToRelAddr(ctx, updateentry->RepsitesNewServer[i], 1),
+ updateentry->RepsitesNewPart[i]) != -1)
return VL_DUPREPSERVER;
- for (j=0; VlEntry->serverNumber[j] != BADSERVERID && j < OMAXNSERVERS; j++);
- if (j >= OMAXNSERVERS) return VL_REPSFULL;
- if ((serverindex = IpAddrToRelAddr(updateentry->RepsitesNewServer[i], trans)) == -1)
+ for (j = 0;
+ VlEntry->serverNumber[j] != BADSERVERID
+ && j < OMAXNSERVERS; j++);
+ if (j >= OMAXNSERVERS)
+ return VL_REPSFULL;
+ if ((serverindex =
+ IpAddrToRelAddr(ctx, updateentry->RepsitesNewServer[i],
+ 1)) == -1)
return VL_BADSERVER;
VlEntry->serverNumber[j] = serverindex;
VlEntry->serverPartition[j] = updateentry->RepsitesNewPart[i];
- if (updateentry->RepsitesNewFlags[i] < 0 || updateentry->RepsitesNewFlags[i] > MAXSERVERFLAG)
+ if (updateentry->RepsitesNewFlags[i] < 0
+ || updateentry->RepsitesNewFlags[i] > MAXSERVERFLAG)
return VL_BADSERVERFLAG;
- VlEntry->serverFlags[j] = updateentry->RepsitesNewFlags[i];
+ VlEntry->serverFlags[j] = updateentry->RepsitesNewFlags[i];
}
if (updateentry->RepsitesMask[i] & VLUPDATE_REPS_MODSERV) {
/*n if (updateentry->RepsitesNewServer[i] < 0 || updateentry->RepsitesNewServer[i] > MAXSERVERID)
return VL_BADSERVER; */
- if ((j = repsite_exists(VlEntry, IpAddrToRelAddr(updateentry->RepsitesTargetServer[i], trans), updateentry->RepsitesTargetPart[i])) != -1) {
- VlEntry->serverNumber[j] = IpAddrToRelAddr(updateentry->RepsitesNewServer[i], trans);
- }
- else return VL_NOREPSERVER;
+ if ((j =
+ repsite_exists(VlEntry,
+ IpAddrToRelAddr(ctx, updateentry->
+ RepsitesTargetServer[i],
+ 1),
+ updateentry->RepsitesTargetPart[i])) !=
+ -1) {
+ VlEntry->serverNumber[j] =
+ IpAddrToRelAddr(ctx, updateentry->RepsitesNewServer[i],
+ 1);
+ } else
+ return VL_NOREPSERVER;
}
if (updateentry->RepsitesMask[i] & VLUPDATE_REPS_MODPART) {
- if (updateentry->RepsitesNewPart[i] < 0 || updateentry->RepsitesNewPart[i] > MAXPARTITIONID)
+ if (updateentry->RepsitesNewPart[i] < 0
+ || updateentry->RepsitesNewPart[i] > MAXPARTITIONID)
return VL_BADPARTITION;
- if ((j = repsite_exists(VlEntry, IpAddrToRelAddr(updateentry->RepsitesTargetServer[i], trans), updateentry->RepsitesTargetPart[i])) != -1)
- VlEntry->serverPartition[j] = updateentry->RepsitesNewPart[i];
- else return VL_NOREPSERVER;
+ if ((j =
+ repsite_exists(VlEntry,
+ IpAddrToRelAddr(ctx, updateentry->
+ RepsitesTargetServer[i],
+ 1),
+ updateentry->RepsitesTargetPart[i])) !=
+ -1)
+ VlEntry->serverPartition[j] =
+ updateentry->RepsitesNewPart[i];
+ else
+ return VL_NOREPSERVER;
}
if (updateentry->RepsitesMask[i] & VLUPDATE_REPS_MODFLAG) {
- if ((j = repsite_exists(VlEntry, IpAddrToRelAddr(updateentry->RepsitesTargetServer[i], trans), updateentry->RepsitesTargetPart[i])) != -1) {
- if (updateentry->RepsitesNewFlags[i] < 0 || updateentry->RepsitesNewFlags[i] > MAXSERVERFLAG)
+ if ((j =
+ repsite_exists(VlEntry,
+ IpAddrToRelAddr(ctx, updateentry->
+ RepsitesTargetServer[i],
+ 1),
+ updateentry->RepsitesTargetPart[i])) !=
+ -1) {
+ if (updateentry->RepsitesNewFlags[i] < 0
+ || updateentry->RepsitesNewFlags[i] > MAXSERVERFLAG)
return VL_BADSERVERFLAG;
- VlEntry->serverFlags[j] = updateentry->RepsitesNewFlags[i];
- } else return VL_NOREPSERVER;
+ VlEntry->serverFlags[j] =
+ updateentry->RepsitesNewFlags[i];
+ } else
+ return VL_NOREPSERVER;
}
}
}
return 0;
}
-
-/* Check if the specified [server,partition] entry is found in the vldb entry's repsite table; it's offset in the table is returned, if it's present there. */
+
+/* Check if the specified [server,partition] entry is found in the vldb
+ * entry's repsite table; it's offset in the table is returned, if it's
+ * present there. */
static int
-repsite_exists(VlEntry, server, partition)
-struct nvlentry *VlEntry;
-int server, partition;
+repsite_exists(struct nvlentry *VlEntry, int server, int partition)
{
int i;
- for (i=0; VlEntry->serverNumber[i] != BADSERVERID && i < OMAXNSERVERS; i++) {
- if ((VlEntry->serverNumber[i] == server) && (VlEntry->serverPartition[i] == partition))
+ for (i = 0; VlEntry->serverNumber[i] != BADSERVERID && i < OMAXNSERVERS;
+ i++) {
+ if ((VlEntry->serverNumber[i] == server)
+ && (VlEntry->serverPartition[i] == partition))
return i;
}
return -1;
-/* Repsite table compression: used when deleting a repsite entry so that all active repsite entries are on the top of the table. */
-static
-repsite_compress(VlEntry, offset)
-struct nvlentry *VlEntry;
-int offset;
+/* Repsite table compression: used when deleting a repsite entry so that
+ * all active repsite entries are on the top of the table. */
+static void
+repsite_compress(struct nvlentry *VlEntry, int offset)
{
int repsite_offset = offset;
- for (; VlEntry->serverNumber[repsite_offset] != BADSERVERID && repsite_offset < OMAXNSERVERS-1; repsite_offset++) {
- VlEntry->serverNumber[repsite_offset] = VlEntry->serverNumber[repsite_offset+1];
- VlEntry->serverPartition[repsite_offset] = VlEntry->serverPartition[repsite_offset+1];
- VlEntry->serverFlags[repsite_offset] = VlEntry->serverFlags[repsite_offset+1];
+ for (;
+ VlEntry->serverNumber[repsite_offset] != BADSERVERID
+ && repsite_offset < OMAXNSERVERS - 1; repsite_offset++) {
+ VlEntry->serverNumber[repsite_offset] =
+ VlEntry->serverNumber[repsite_offset + 1];
+ VlEntry->serverPartition[repsite_offset] =
+ VlEntry->serverPartition[repsite_offset + 1];
+ VlEntry->serverFlags[repsite_offset] =
+ VlEntry->serverFlags[repsite_offset + 1];
}
VlEntry->serverNumber[repsite_offset] = BADSERVERID;
}
-/* Convert from the internal (compacted) vldb entry to the external representation used by the interface. */
-static
-vlentry_to_vldbentry(VlEntry, VldbEntry)
-struct nvlentry *VlEntry;
-struct vldbentry *VldbEntry;
+/* Convert from the internal (compacted) vldb entry to the external
+ * representation used by the interface. */
+static int
+vlentry_to_vldbentry(struct vl_ctx *ctx, struct nvlentry *VlEntry,
+ struct vldbentry *VldbEntry)
{
- int i, j;
-
- bzero(VldbEntry, sizeof(struct vldbentry));
+ int i, j, code;
+ struct extentaddr *exp;
+
+ memset(VldbEntry, 0, sizeof(struct vldbentry));
strncpy(VldbEntry->name, VlEntry->name, sizeof(VldbEntry->name));
- for (i=0; i < OMAXNSERVERS; i++) {
- if (VlEntry->serverNumber[i] == BADSERVERID) break;
- if ((HostAddress[j = VlEntry->serverNumber[i]] & 0xff000000) == 0xff000000) {
- struct extentaddr *exp;
- int base, index;
-
- base = (HostAddress[j] >> 16) & 0xff;
- index = HostAddress[j] & 0x0000ffff;
- exp = &ex_addr[base][index];
+ for (i = 0; i < OMAXNSERVERS; i++) {
+ if (VlEntry->serverNumber[i] == BADSERVERID)
+ break;
+ j = VlEntry->serverNumber[i];
+ code = multiHomedExtent(ctx, VlEntry->serverNumber[i], &exp);
+ if (code)
+ return code;
+ if (exp) {
/* For now return the first ip address back */
for (j = 0; j < VL_MAXIPADDRS_PERMH; j++) {
if (exp->ex_addrs[j]) {
}
}
} else
- VldbEntry->serverNumber[i] = HostAddress[VlEntry->serverNumber[i]];
+ VldbEntry->serverNumber[i] =
+ ctx->hostaddress[VlEntry->serverNumber[i]];
VldbEntry->serverPartition[i] = VlEntry->serverPartition[i];
VldbEntry->serverFlags[i] = VlEntry->serverFlags[i];
}
VldbEntry->nServers = i;
- for (i=0; i<MAXTYPES; i++)
+ for (i = 0; i < MAXTYPES; i++)
VldbEntry->volumeId[i] = VlEntry->volumeId[i];
VldbEntry->cloneId = VlEntry->cloneId;
VldbEntry->flags = VlEntry->flags;
+
+ return 0;
}
-/* Convert from the internal (compacted) vldb entry to the external representation used by the interface. */
-static vlentry_to_nvldbentry(VlEntry, VldbEntry)
-struct nvlentry *VlEntry;
-struct nvldbentry *VldbEntry;
+/* Convert from the internal (compacted) vldb entry to the external
+ * representation used by the interface. */
+static int
+vlentry_to_nvldbentry(struct vl_ctx *ctx, struct nvlentry *VlEntry,
+ struct nvldbentry *VldbEntry)
{
- int i, j;
-
- bzero(VldbEntry, sizeof(struct vldbentry));
+ int i, j, code;
+ struct extentaddr *exp;
+
+ memset(VldbEntry, 0, sizeof(struct nvldbentry));
strncpy(VldbEntry->name, VlEntry->name, sizeof(VldbEntry->name));
- for (i=0; i < NMAXNSERVERS; i++) {
- if (VlEntry->serverNumber[i] == BADSERVERID) break;
- if ((HostAddress[j = VlEntry->serverNumber[i]] & 0xff000000) == 0xff000000) {
- struct extentaddr *exp;
- int base, index;
-
- base = (HostAddress[j] >> 16) & 0xff;
- index = HostAddress[j] & 0x0000ffff;
- exp = &ex_addr[base][index];
+ for (i = 0; i < NMAXNSERVERS; i++) {
+ if (VlEntry->serverNumber[i] == BADSERVERID)
+ break;
+ code = multiHomedExtent(ctx, VlEntry->serverNumber[i], &exp);
+ if (code)
+ return code;
+
+ if (exp) {
/* For now return the first ip address back */
for (j = 0; j < VL_MAXIPADDRS_PERMH; j++) {
if (exp->ex_addrs[j]) {
}
}
} else
- VldbEntry->serverNumber[i] = HostAddress[VlEntry->serverNumber[i]];
+ VldbEntry->serverNumber[i] =
+ ctx->hostaddress[VlEntry->serverNumber[i]];
VldbEntry->serverPartition[i] = VlEntry->serverPartition[i];
VldbEntry->serverFlags[i] = VlEntry->serverFlags[i];
}
VldbEntry->nServers = i;
- for (i=0; i<MAXTYPES; i++)
+ for (i = 0; i < MAXTYPES; i++)
VldbEntry->volumeId[i] = VlEntry->volumeId[i];
VldbEntry->cloneId = VlEntry->cloneId;
VldbEntry->flags = VlEntry->flags;
+
+ return 0;
}
-static vlentry_to_uvldbentry(VlEntry, VldbEntry)
-struct nvlentry *VlEntry;
-struct uvldbentry *VldbEntry;
+static int
+vlentry_to_uvldbentry(struct vl_ctx *ctx, struct nvlentry *VlEntry,
+ struct uvldbentry *VldbEntry)
{
- int i, j;
-
- bzero(VldbEntry, sizeof(struct vldbentry));
+ int i, code;
+ struct extentaddr *exp;
+
+ memset(VldbEntry, 0, sizeof(struct uvldbentry));
strncpy(VldbEntry->name, VlEntry->name, sizeof(VldbEntry->name));
- for (i=0; i < NMAXNSERVERS; i++) {
- if (VlEntry->serverNumber[i] == BADSERVERID) break;
+ for (i = 0; i < NMAXNSERVERS; i++) {
+ if (VlEntry->serverNumber[i] == BADSERVERID)
+ break;
VldbEntry->serverFlags[i] = VlEntry->serverFlags[i];
VldbEntry->serverUnique[i] = 0;
- if ((HostAddress[j = VlEntry->serverNumber[i]] & 0xff000000) == 0xff000000) {
- struct extentaddr *exp;
- int base, index;
+ code = multiHomedExtent(ctx, VlEntry->serverNumber[i], &exp);
+ if (code)
+ return code;
+
+ if (exp) {
afsUUID tuuid;
- base = (HostAddress[j] >> 16) & 0xff;
- index = HostAddress[j] & 0x0000ffff;
- exp = &ex_addr[base][index];
tuuid = exp->ex_hostuuid;
afs_ntohuuid(&tuuid);
- VldbEntry->serverFlags[i] |= VLSERVER_FLAG_UUID;
+ VldbEntry->serverFlags[i] |= VLSF_UUID;
VldbEntry->serverNumber[i] = tuuid;
VldbEntry->serverUnique[i] = ntohl(exp->ex_uniquifier);
} else {
- VldbEntry->serverNumber[i].time_low = HostAddress[VlEntry->serverNumber[i]];
+ VldbEntry->serverNumber[i].time_low =
+ ctx->hostaddress[VlEntry->serverNumber[i]];
}
VldbEntry->serverPartition[i] = VlEntry->serverPartition[i];
}
VldbEntry->nServers = i;
- for (i=0; i<MAXTYPES; i++)
+ for (i = 0; i < MAXTYPES; i++)
VldbEntry->volumeId[i] = VlEntry->volumeId[i];
VldbEntry->cloneId = VlEntry->cloneId;
VldbEntry->flags = VlEntry->flags;
+
+ return 0;
}
#define LEGALCHARS ".ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_"
/* Verify that the volname is a valid volume name. */
static int
-InvalidVolname(volname)
-char *volname;
+InvalidVolname(char *volname)
{
char *map;
int slen;
map = LEGALCHARS;
slen = strlen(volname);
- if (slen >= VL_MAXNAMELEN) return 1;
- return(slen != strspn(volname, map));
+ if (slen >= VL_MAXNAMELEN)
+ return 1;
+ return (slen != strspn(volname, map));
}
/* Verify that the given volume type is valid. */
static int
-InvalidVoltype(voltype)
-afs_int32 voltype;
+InvalidVoltype(afs_int32 voltype)
{
if (voltype != RWVOL && voltype != ROVOL && voltype != BACKVOL)
return 1;
static int
-InvalidOperation(voloper)
-afs_int32 voloper;
+InvalidOperation(afs_int32 voloper)
{
- if (voloper != VLOP_MOVE && voloper != VLOP_RELEASE && voloper != VLOP_BACKUP && voloper != VLOP_DELETE && voloper != VLOP_DUMP)
+ if (voloper != VLOP_MOVE && voloper != VLOP_RELEASE
+ && voloper != VLOP_BACKUP && voloper != VLOP_DELETE
+ && voloper != VLOP_DUMP)
return 1;
return 0;
}
static int
-InvalidReleasetype(releasetype)
-afs_int32 releasetype;
+InvalidReleasetype(afs_int32 releasetype)
{
- if ((releasetype & LOCKREL_TIMESTAMP) || (releasetype & LOCKREL_OPCODE) || (releasetype & LOCKREL_AFSID))
+ if ((releasetype & LOCKREL_TIMESTAMP) || (releasetype & LOCKREL_OPCODE)
+ || (releasetype & LOCKREL_AFSID))
return 0;
return 1;
}
static int
-IpAddrToRelAddr(ipaddr, atrans)
-struct ubik_trans *atrans;
-register afs_uint32 ipaddr;
+IpAddrToRelAddr(struct vl_ctx *ctx, afs_uint32 ipaddr, int create)
{
- register int i, j;
- register afs_int32 code, base, index;
+ int i, j;
+ afs_int32 code;
struct extentaddr *exp;
for (i = 0; i <= MAXSERVERID; i++) {
- if (HostAddress[i] == ipaddr)
+ if (ctx->hostaddress[i] == ipaddr)
return i;
- if ((HostAddress[i] & 0xff000000) == 0xff000000) {
- base = (HostAddress[i] >> 16) & 0xff;
- index = HostAddress[i] & 0x0000ffff;
- if (base >= VL_MAX_ADDREXTBLKS) {
- VLog(0, ("Internal error: Multihome extent base is too large. Base %d index %d\n", base, index));
- return -1; /* EINVAL */
- }
- if (index >= VL_MHSRV_PERBLK) {
- VLog(0, ("Internal error: Multihome extent index is too large. Base %d index %d\n", base, index));
- return -1; /* EINVAL */
- }
- if (!ex_addr[base]) {
- VLog(0, ("Internal error: Multihome extent does not exist. Base %d\n", base));
- return -1; /* EINVAL */
- }
- exp = &ex_addr[base][index];
+ code = multiHomedExtent(ctx, i, &exp);
+ if (code)
+ return -1;
+ if (exp) {
for (j = 0; j < VL_MAXIPADDRS_PERMH; j++) {
if (exp->ex_addrs[j] && (ntohl(exp->ex_addrs[j]) == ipaddr)) {
return i;
}
/* allocate the new server a server id pronto */
- if (atrans) {
- for(i=0;i <= MAXSERVERID;i++) {
- if (cheader.IpMappedAddr[i] == 0) {
- cheader.IpMappedAddr[i] = htonl(ipaddr);
- code = vlwrite(atrans, DOFFSET(0, &cheader, &cheader.IpMappedAddr[i]), (char *) &cheader.IpMappedAddr[i], sizeof(afs_int32));
- HostAddress[i] = ipaddr;
- if (code) return -1;
+ if (create) {
+ for (i = 0; i <= MAXSERVERID; i++) {
+ if (ctx->cheader->IpMappedAddr[i] == 0) {
+ ctx->cheader->IpMappedAddr[i] = htonl(ipaddr);
+ code =
+ vlwrite(ctx->trans,
+ DOFFSET(0, ctx->cheader, &ctx->cheader->IpMappedAddr[i]),
+ (char *)&ctx->cheader->IpMappedAddr[i],
+ sizeof(afs_int32));
+ ctx->hostaddress[i] = ipaddr;
+ if (code)
+ return -1;
return i;
}
}
}
static int
-ChangeIPAddr(ipaddr1, ipaddr2, atrans)
-struct ubik_trans *atrans;
-register afs_uint32 ipaddr1, ipaddr2;
+ChangeIPAddr(struct vl_ctx *ctx, afs_uint32 ipaddr1, afs_uint32 ipaddr2)
{
int i, j;
afs_int32 code;
- struct extentaddr *exp;
- int base, index, mhidx;
+ struct extentaddr *exp = NULL;
+ int base;
+ int mhidx;
afsUUID tuuid;
afs_int32 blockindex, count;
- int pollcount;
+ int pollcount = 0;
struct nvlentry tentry;
-
- if (!atrans)
- return VL_CREATEFAIL;
+ int ipaddr1_id = -1, ipaddr2_id = -1;
+ char addrbuf1[256];
+ char addrbuf2[256];
/* Don't let addr change to 256.*.*.* : Causes internal error below */
if ((ipaddr2 & 0xff000000) == 0xff000000)
- return(VL_BADSERVER);
-
- /* If we are removing an address, ip1 will be -1 and ip2 will be
- * the original address. This prevents an older revision vlserver
- * from removing the IP address (won't find server 0xfffffff in
- * the VLDB). An older revision vlserver does not have the check
- * to see if any volumes exist on the server being removed.
- */
- if (ipaddr1 == 0xffffffff) {
- ipaddr1 = ipaddr2;
- ipaddr2 = 0;
- }
+ return (VL_BADSERVER);
+
+ /* If we are removing an address, ip1 will be -1 and ip2 will be
+ * the original address. This prevents an older revision vlserver
+ * from removing the IP address (won't find server 0xfffffff in
+ * the VLDB). An older revision vlserver does not have the check
+ * to see if any volumes exist on the server being removed.
+ */
+ if (ipaddr1 == 0xffffffff) {
+ ipaddr1 = ipaddr2;
+ ipaddr2 = 0;
+ }
for (i = 0; i <= MAXSERVERID; i++) {
- if ((HostAddress[i] & 0xff000000) == 0xff000000) {
- base = (HostAddress[i] >> 16) & 0xff;
- index = HostAddress[i] & 0x0000ffff;
- if ((base >= VL_MAX_ADDREXTBLKS) || (index >= VL_MHSRV_PERBLK)) {
- VLog(0, ("Internal error: Multihome extent addr is too large. Base %d index %d\n",
- base, index));
- return -1; /* EINVAL */
- }
-
- exp = &ex_addr[base][index];
- for (mhidx=0; mhidx < VL_MAXIPADDRS_PERMH; mhidx++) {
- if (!exp->ex_addrs[mhidx]) continue;
- if (ntohl(exp->ex_addrs[mhidx]) == ipaddr1)
- break;
- }
- if (mhidx < VL_MAXIPADDRS_PERMH) {
- break;
- }
- }
- else if (HostAddress[i] == ipaddr1) {
- exp = (struct extentaddr *)0;
- break;
- }
- }
-
- if (i >= MAXSERVERID) {
- return VL_NOENT; /* not found */
+ code = multiHomedExtentBase(ctx, i, &exp, &base);
+ if (code)
+ return code;
+
+ if (exp) {
+ for (mhidx = 0; mhidx < VL_MAXIPADDRS_PERMH; mhidx++) {
+ if (!exp->ex_addrs[mhidx])
+ continue;
+ if (ntohl(exp->ex_addrs[mhidx]) == ipaddr1) {
+ ipaddr1_id = i;
+ }
+ if (ipaddr2 != 0 && ntohl(exp->ex_addrs[mhidx]) == ipaddr2) {
+ ipaddr2_id = i;
+ }
+ }
+ } else {
+ if (ctx->hostaddress[i] == ipaddr1) {
+ exp = NULL;
+ ipaddr1_id = i;
+ }
+ if (ipaddr2 != 0 && ctx->hostaddress[i] == ipaddr2) {
+ ipaddr2_id = i;
+ }
+ }
+
+ if (ipaddr1_id >= 0 && (ipaddr2 == 0 || ipaddr2_id >= 0)) {
+ /* we've either found both IPs already in the VLDB, or we found
+ * ipaddr1, and we're not going to find ipaddr2 because it's 0 */
+ break;
+ }
+ }
+
+ if (ipaddr1_id < 0) {
+ return VL_NOENT; /* not found */
+ }
+
+ if (ipaddr2_id >= 0 && ipaddr2_id != ipaddr1_id) {
+ char buf1[16], buf2[16];
+ VLog(0, ("Cannot change IP address from %s to %s because the latter "
+ "is in use by server id %d\n",
+ afs_inet_ntoa_r(htonl(ipaddr1), buf1),
+ afs_inet_ntoa_r(htonl(ipaddr2), buf2),
+ ipaddr2_id));
+ return VL_MULTIPADDR;
}
/* If we are removing a server entry, a volume cannot
* server entry: return error "volume entry exists".
*/
if (ipaddr2 == 0) {
- for (blockindex = NextEntry(atrans, 0, &tentry, &count);
- blockindex;
- blockindex = NextEntry(atrans, blockindex, &tentry, &count)) {
- if (++pollcount > 50) {
- IOMGR_Poll();
- pollcount = 0;
- }
- for (j=0; j<NMAXNSERVERS; j++) {
- if (tentry.serverNumber[j] == BADSERVERID) break;
- if (tentry.serverNumber[j] == i) {
- return VL_IDEXIST;
- }
- }
- }
+ for (blockindex = NextEntry(ctx, 0, &tentry, &count); blockindex;
+ blockindex = NextEntry(ctx, blockindex, &tentry, &count)) {
+ if (++pollcount > 50) {
+#ifndef AFS_PTHREAD_ENV
+ IOMGR_Poll();
+#endif
+ pollcount = 0;
+ }
+ for (j = 0; j < NMAXNSERVERS; j++) {
+ if (tentry.serverNumber[j] == BADSERVERID)
+ break;
+ if (tentry.serverNumber[j] == ipaddr1_id) {
+ return VL_IDEXIST;
+ }
+ }
+ }
}
/* Log a message saying we are changing/removing an IP address */
- VLog(0, ("The following IP address is being %s:\n",
- (ipaddr2?"changed":"removed")));
- printf(" entry %d: ", i);
+ VLog(0,
+ ("The following IP address is being %s:\n",
+ (ipaddr2 ? "changed" : "removed")));
+ addrbuf1[0] = addrbuf2[0] = '\0';
if (exp) {
- printf("[");
- for (mhidx=0; mhidx < VL_MAXIPADDRS_PERMH; mhidx++) {
- if (!exp->ex_addrs[mhidx]) continue;
- if (mhidx>0) printf(" ");
- PADDR(ntohl(exp->ex_addrs[mhidx]));
- }
- printf("]");
+ for (mhidx = 0; mhidx < VL_MAXIPADDRS_PERMH; mhidx++) {
+ if (!exp->ex_addrs[mhidx])
+ continue;
+ if (mhidx > 0)
+ strlcat(addrbuf1, " ", sizeof(addrbuf1));
+ append_addr(addrbuf1, ntohl(exp->ex_addrs[mhidx]), sizeof(addrbuf1));
+ }
} else {
- PADDR(ipaddr1);
+ append_addr(addrbuf1, ipaddr1, sizeof(addrbuf1));
}
if (ipaddr2) {
- printf(" -> ");
- PADDR(ipaddr2);
+ append_addr(addrbuf2, ipaddr2, sizeof(addrbuf2));
}
- printf("\n");
+ VLog(0, (" entry %d: [%s] -> [%s]\n", i, addrbuf1, addrbuf2));
/* Change the registered uuuid addresses */
if (exp) {
- bzero(&tuuid, sizeof(afsUUID));
- afs_htonuuid(&tuuid);
- exp->ex_hostuuid = tuuid;
- code = vlwrite(atrans, DOFFSET(ntohl(ex_addr[0]->ex_contaddrs[base]),
- (char *)ex_addr[base], (char *)exp),
- (char *)&tuuid, sizeof(tuuid));
- if (code)
- return VL_IO;
+ memset(&tuuid, 0, sizeof(afsUUID));
+ afs_htonuuid(&tuuid);
+ exp->ex_hostuuid = tuuid;
+ code =
+ vlwrite(ctx->trans,
+ DOFFSET(ntohl(ctx->ex_addr[0]->ex_contaddrs[base]),
+ (char *)ctx->ex_addr[base], (char *)exp),
+ (char *)&tuuid, sizeof(tuuid));
+ if (code)
+ return VL_IO;
}
/* Now change the host address entry */
- cheader.IpMappedAddr[i] = htonl(ipaddr2);
- code = vlwrite(atrans, DOFFSET(0, &cheader, &cheader.IpMappedAddr[i]), (char *)
- &cheader.IpMappedAddr[i], sizeof(afs_int32));
- HostAddress[i] = ipaddr2;
+ ctx->cheader->IpMappedAddr[ipaddr1_id] = htonl(ipaddr2);
+ code =
+ vlwrite(ctx->trans, DOFFSET(0, ctx->cheader, &ctx->cheader->IpMappedAddr[ipaddr1_id]),
+ (char *)
+ &ctx->cheader->IpMappedAddr[ipaddr1_id], sizeof(afs_int32));
+ ctx->hostaddress[ipaddr1_id] = ipaddr2;
if (code)
- return VL_IO;
+ return VL_IO;
return 0;
}
/* see if the vlserver is back yet */
-VL_ProbeServer(rxcall)
-struct rx_call *rxcall; {
+afs_int32
+SVL_ProbeServer(struct rx_call *rxcall)
+{
return 0;
}