2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
9 * Portions Copyright (c) 2006 Sine Nomine Associates
12 /* viced.c - File Server main loop */
16 /* Function - This routine has the initialization code for */
19 /* ********************************************************************** */
21 #include <afsconfig.h>
22 #include <afs/param.h>
25 #include <afs/procmgmt.h>
30 # include <WINNT/afsevent.h>
33 #ifdef HAVE_SYS_FILE_H
34 # include <sys/file.h>
37 #ifdef HAVE_SYS_RESOURCE_H
38 # include <sys/resource.h>
45 #include <rx/rx_queue.h>
49 #include <afs/ptclient.h>
50 #include <afs/afsint.h>
51 #include <afs/vldbint.h>
52 #include <afs/errors.h>
53 #include <afs/ihandle.h>
54 #include <afs/vnode.h>
55 #include <afs/volume.h>
57 #include <afs/cellconfig.h>
59 #include <afs/prs_fs.h>
61 #include <rx/rxstat.h>
63 #include <afs/afs_args.h>
64 #include <afs/vlserver.h>
65 #include <afs/afsutil.h>
66 #include <afs/fileutil.h>
67 #include <afs/ptuser.h>
68 #include <afs/audit.h>
69 #include <afs/partition.h>
72 # include <afs/softsig.h>
74 #include "viced_prototypes.h"
77 #if defined(AFS_SGI_ENV)
78 # include "sys/schedctl.h"
79 # include "sys/lock.h"
81 #include <rx/rx_globals.h>
85 void *ShutDown(void *);
86 static void ClearXStatValues(void);
87 static void PrintCounters(void);
88 static void ResetCheckDescriptors(void);
89 static void ResetCheckSignal(void);
90 static void *CheckSignal(void *);
92 static afs_int32 Do_VLRegisterRPC(void);
94 int eventlog = 0, rxlog = 0;
98 pthread_mutex_t fsync_glock_mutex;
99 pthread_cond_t fsync_cond;
102 # define NT_OPEN_MAX 1024 /* This is an arbitrary no. we came up with for
103 * now. We hope this will be replaced by a more
104 * intelligent estimate later. */
107 int SystemId; /* ViceID of "Administrators" */
108 int SystemAnyUser; /* Viceid of "System:AnyUser" */
109 prlist SystemAnyUserCPS; /* CPS for "system:AnyUser */
110 int AnonymousID = 0; /* ViceId of "Anonymous" */
111 prlist AnonCPS; /* CPS for "Anonymous" */
113 struct afsconf_dir *confDir; /* Configuration dir object */
115 int restartMode = RESTART_ORDINARY;
118 * Home for the performance statistics.
120 struct afs_PerfStats afs_perfstats;
123 extern int Statistics;
128 int rxJumbograms = 0; /* default is to not send and receive jumbograms. */
129 int rxBind = 0; /* don't bind */
130 int rxkadDisableDotCheck = 0; /* disable check for dot in principal name */
132 afs_int32 implicitAdminRights = PRSFS_LOOKUP; /* The ADMINISTER right is
134 afs_int32 readonlyServer = 0;
137 int stackSize = 24000;
138 int fiveminutes = 300; /* 5 minutes. Change this for debugging only */
139 int CurrentConnections = 0;
140 int hostaclRefresh = 7200; /* refresh host clients' acls every 2 hrs */
141 #if defined(AFS_SGI_ENV)
147 * seconds to wait until forcing a panic during ShutDownAndCore(PANIC)
148 * in case we get stuck.
150 #ifdef AFS_DEMAND_ATTACH_FS
151 static int panic_timeout = 2 * 60;
153 static int panic_timeout = 30 * 60;
156 static int host_thread_quota;
157 int rxpackets = 150; /* 100 */
158 int nSmallVns = 400; /* 200 */
159 int large = 400; /* 200 */
160 int volcache = 400; /* 400 */
161 int numberofcbs = 60000; /* 60000 */
162 int lwps = 9; /* 6 */
163 int buffs = 90; /* 70 */
164 int novbc = 0; /* Enable Volume Break calls */
165 int busy_threshold = 600;
166 int abort_threshold = 10;
167 int udpBufSize = 0; /* UDP buffer size for receive */
168 int sendBufSize = 16384; /* send buffer size */
169 int saneacls = 0; /* Sane ACLs Flag */
170 static int unsafe_attach = 0; /* avoid inUse check on vol attach? */
171 static int offline_timeout = -1; /* -offline-timeout option */
172 static int offline_shutdown_timeout = -1; /* -offline-shutdown-timeout option */
176 pthread_key_t viced_uclient_key;
179 * FileServer's name and IP address, both network byte order and
182 #define ADDRSPERSITE 16 /* Same global is in rx/rx_user.c */
184 char FS_HostName[128] = "localhost";
185 char *FS_configPath = NULL;
186 afs_uint32 FS_HostAddr_NBO;
187 afs_uint32 FS_HostAddr_HBO;
188 afs_uint32 FS_HostAddrs[ADDRSPERSITE], FS_HostAddr_cnt = 0, FS_registered = 0;
189 /* All addresses in FS_HostAddrs are in NBO */
192 #ifdef AFS_DEMAND_ATTACH_FS
195 * fileserver mode support
197 * during fileserver shutdown, we have to track the graceful shutdown of
198 * certain background threads before we are allowed to dump state to
202 # if !defined(PTHREAD_RWLOCK_INITIALIZER) && defined(AFS_DARWIN80_ENV)
203 # define PTHREAD_RWLOCK_INITIALIZER {0x2DA8B3B4, {0}}
206 # ifndef AFS_NT40_ENV
207 struct fs_state fs_state =
214 PTHREAD_COND_INITIALIZER,
215 PTHREAD_RWLOCK_INITIALIZER
217 # else /* AFS_NT40_ENV */
218 struct fs_state fs_state;
220 static int fs_stateInit(void)
222 fs_state.mode = FS_MODE_NORMAL;
223 fs_state.FiveMinuteLWP_tranquil = 0;
224 fs_state.HostCheckLWP_tranquil = 0;
225 fs_state.FsyncCheckLWP_tranquil = 0;
226 fs_state.salvsync_fatal_error = 0;
228 fs_state.options.fs_state_save = 1;
229 fs_state.options.fs_state_restore = 1;
230 fs_state.options.fs_state_verify_before_save = 1;
231 fs_state.options.fs_state_verify_after_restore = 1;
233 opr_cv_init(&fs_state.worker_done_cv, "worker done");
234 opr_Verify(pthread_rwlock_init(&fs_state.state_lock, NULL) == 0);
236 # endif /* AFS_NT40_ENV */
237 #endif /* AFS_DEMAND_ATTACH_FS */
240 * Home for the performance statistics.
245 CheckDescriptors(void *unused)
248 struct afs_stat status;
249 int tsize = getdtablesize();
251 for (i = 0; i < tsize; i++) {
252 if (afs_fstat(i, &status) != -1) {
253 printf("%d: dev %x, inode %u, length %u, type/mode %x\n", i,
254 (unsigned int) status.st_dev,
255 (unsigned int) status.st_ino,
256 (unsigned int) status.st_size,
261 ResetCheckDescriptors();
264 } /*CheckDescriptors */
268 CheckSignal_Signal(int x)
274 ShutDown_Signal(int x)
280 CheckDescriptors_Signal(int x)
282 CheckDescriptors(NULL);
285 /* check whether caller is authorized to perform admin operations */
287 viced_SuperUser(struct rx_call *call)
289 return afsconf_SuperUser(confDir, call, NULL);
293 * Return true if this name is a member of the local realm.
296 fs_IsLocalRealmMatch(void *rock, char *name, char *inst, char *cell)
298 struct afsconf_dir *dir = (struct afsconf_dir *)rock;
299 afs_int32 islocal = 0; /* default to no */
302 code = afsconf_IsLocalRealmMatch(dir, &islocal, name, inst, cell);
305 ("Failed local realm check; code=%d, name=%s, inst=%s, cell=%s\n",
306 code, name, inst, cell));
312 ResetCheckSignal(void)
316 #if defined(AFS_HPUX_ENV)
318 #elif defined(AFS_NT40_ENV)
324 #if !defined(AFS_NT40_ENV)
325 softsig_signal(signo, CheckSignal_Signal);
327 signal(signo, CheckSignal_Signal);
332 ResetCheckDescriptors(void)
335 softsig_signal(SIGTERM, CheckDescriptors_Signal);
341 viced_syscall(afs_uint32 a3, afs_uint32 a4, void *a5)
344 # ifndef AFS_LINUX20_ENV
347 old = (void (*)(int))signal(SIGSYS, SIG_IGN);
349 rcode = syscall(AFS_SYSCALL, 28 /* AFSCALL_CALL */ , a3, a4, a5);
350 # ifndef AFS_LINUX20_ENV
358 #if !defined(AFS_NT40_ENV)
359 # include "AFS_component_version_number.c"
360 #endif /* !AFS_NT40_ENV */
362 #define MAXADMINNAME 64
363 char adminName[MAXADMINNAME];
369 struct afs_stat status;
371 if ((afs_stat("/AdminName", &status)) || /* if file does not exist */
372 (status.st_size <= 0) || /* or it is too short */
373 (status.st_size >= (MAXADMINNAME)) || /* or it is too long */
374 !(fd = afs_open("/AdminName", O_RDONLY, 0))) { /* or the open fails */
375 strcpy(adminName, "System:Administrators"); /* use the default name */
377 (void)read(fd, adminName, status.st_size); /* use name from the file */
380 close(fd); /* close fd if it was opened */
382 } /*CheckAdminName */
388 #if !defined(AFS_NT40_ENV)
391 /* set our 'thread-id' so that the host hold table works */
392 threadId = rx_SetThreadNum();
393 afs_pthread_setname_self(s);
394 ViceLog(0, ("Set thread id 0x%x for '%s'\n", threadId, s));
398 /* This LWP does things roughly every 5 minutes */
400 FiveMinuteCheckLWP(void *unused)
405 ViceLog(1, ("Starting five minute check process\n"));
406 setThreadId("FiveMinuteCheckLWP");
408 #ifdef AFS_DEMAND_ATTACH_FS
410 while (fs_state.mode == FS_MODE_NORMAL) {
411 fs_state.FiveMinuteLWP_tranquil = 1;
419 #ifdef AFS_DEMAND_ATTACH_FS
421 if (fs_state.mode != FS_MODE_NORMAL) {
424 fs_state.FiveMinuteLWP_tranquil = 0;
428 /* close the log so it can be removed */
429 ReOpenLog(AFSDIR_SERVER_FILELOG_FILEPATH); /* don't trunc, just append */
430 ViceLog(2, ("Cleaning up timed out callbacks\n"));
431 if (CleanupTimedOutCallBacks())
432 ViceLog(5, ("Timed out callbacks deleted\n"));
433 ViceLog(2, ("Set disk usage statistics\n"));
435 if (FS_registered == 1)
437 /* Force wakeup in case we missed something; pthreads does timedwait */
438 if (printBanner && (++msg & 1)) { /* Every 10 minutes */
439 time_t now = time(NULL);
441 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
442 localtime_r(&now, &tm));
444 ("File server is running at %s\n", tbuffer));
446 #ifdef AFS_DEMAND_ATTACH_FS
450 #ifdef AFS_DEMAND_ATTACH_FS
451 fs_state.FiveMinuteLWP_tranquil = 1;
453 opr_cv_broadcast(&fs_state.worker_done_cv);
458 } /*FiveMinuteCheckLWP */
461 /* This LWP does host checks every 5 minutes: it should not be used for
462 * other 5 minute activities because it may be delayed by timeouts when
463 * it probes the workstations
467 HostCheckLWP(void *unused)
469 ViceLog(1, ("Starting Host check process\n"));
470 setThreadId("HostCheckLWP");
471 #ifdef AFS_DEMAND_ATTACH_FS
473 while (fs_state.mode == FS_MODE_NORMAL) {
474 fs_state.HostCheckLWP_tranquil = 1;
482 #ifdef AFS_DEMAND_ATTACH_FS
484 if (fs_state.mode != FS_MODE_NORMAL) {
487 fs_state.HostCheckLWP_tranquil = 0;
491 ViceLog(2, ("Checking for dead venii & clients\n"));
494 #ifdef AFS_DEMAND_ATTACH_FS
498 #ifdef AFS_DEMAND_ATTACH_FS
499 fs_state.HostCheckLWP_tranquil = 1;
501 opr_cv_broadcast(&fs_state.worker_done_cv);
508 /* This LWP does fsync checks every 5 minutes: it should not be used for
509 * other 5 minute activities because it may be delayed by timeouts when
510 * it probes the workstations
513 FsyncCheckLWP(void *unused)
516 struct timespec fsync_next;
517 ViceLog(1, ("Starting fsync check process\n"));
519 setThreadId("FsyncCheckLWP");
521 #ifdef AFS_DEMAND_ATTACH_FS
523 while (fs_state.mode == FS_MODE_NORMAL) {
524 fs_state.FsyncCheckLWP_tranquil = 1;
530 /* rounding is fine */
531 fsync_next.tv_nsec = 0;
532 fsync_next.tv_sec = time(0) + fiveminutes;
534 code = opr_cv_timedwait(&fsync_cond, &fsync_glock_mutex,
536 if (code != 0 && code != ETIMEDOUT)
537 ViceLog(0, ("pthread_cond_timedwait returned %d\n", code));
540 #ifdef AFS_DEMAND_ATTACH_FS
542 if (fs_state.mode != FS_MODE_NORMAL) {
545 fs_state.FsyncCheckLWP_tranquil = 0;
547 #endif /* AFS_DEMAND_ATTACH_FS */
549 ViceLog(2, ("Checking for fsync events\n"));
551 code = BreakLaterCallBacks();
553 #ifdef AFS_DEMAND_ATTACH_FS
557 #ifdef AFS_DEMAND_ATTACH_FS
558 fs_state.FsyncCheckLWP_tranquil = 1;
560 opr_cv_broadcast(&fs_state.worker_done_cv);
563 #endif /* AFS_DEMAND_ATTACH_FS */
567 /*------------------------------------------------------------------------
568 * PRIVATE ClearXStatValues
571 * Initialize all of the values collected via the xstat
581 * Must be called during File Server initialization.
585 *------------------------------------------------------------------------*/
588 ClearXStatValues(void)
589 { /*ClearXStatValues */
591 struct fs_stats_opTimingData *opTimeP; /*Ptr to timing struct */
592 struct fs_stats_xferData *opXferP; /*Ptr to xfer struct */
593 int i; /*Loop counter */
596 * Zero all xstat-related structures.
598 memset((&afs_perfstats), 0, sizeof(struct afs_PerfStats));
599 memset((&afs_FullPerfStats), 0,
600 sizeof(struct fs_stats_FullPerfStats));
603 * That's not enough. We have to set reasonable minima for
604 * time and xfer values in the detailed stats.
606 opTimeP = &(afs_FullPerfStats.det.rpcOpTimes[0]);
607 for (i = 0; i < FS_STATS_NUM_RPC_OPS; i++, opTimeP++)
608 opTimeP->minTime.tv_sec = 999999;
610 opXferP = &(afs_FullPerfStats.det.xferOpTimes[0]);
611 for (i = 0; i < FS_STATS_NUM_XFER_OPS; i++, opXferP++) {
612 opXferP->minTime.tv_sec = 999999;
613 opXferP->minBytes = 999999999;
617 * There's more. We have to set our unique system identifier, as
618 * declared in param.h. If such a thing is not defined, we bitch
619 * and declare ourselves to be an unknown system type.
622 afs_perfstats.sysname_ID = SYS_NAME_ID;
624 # ifndef AFS_NT40_ENV
625 ViceLog(0, ("Sys name ID constant not defined in param.h!!\n"));
626 ViceLog(0, ("[Choosing ``undefined'' sys name ID.\n"));
628 afs_perfstats.sysname_ID = SYS_NAME_ID_UNDEFINED;
629 # endif /* SYS_NAME_ID */
631 } /*ClearXStatValues */
633 int CopyOnWrite_calls = 0, CopyOnWrite_off0 = 0, CopyOnWrite_size0 = 0;
634 afs_fsize_t CopyOnWrite_maxsize = 0;
639 int dirbuff, dircall, dirio;
641 int workstations, activeworkstations, delworkstations;
645 #ifdef AFS_DEMAND_ATTACH_FS
649 gettimeofday(&tpl, 0);
651 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
652 localtime_r(&StartTime, &tm));
653 ViceLog(0, ("Vice was last started at %s\n", tbuffer));
655 #ifdef AFS_DEMAND_ATTACH_FS
656 if (LogLevel >= 125) {
657 stats_flags = VOL_STATS_PER_CHAIN2;
658 } else if (LogLevel >= 25) {
659 stats_flags = VOL_STATS_PER_CHAIN;
661 VPrintExtendedCacheStats(stats_flags);
665 DStat(&dirbuff, &dircall, &dirio);
667 ("With %d directory buffers; %d reads resulted in %d read I/Os\n",
668 dirbuff, dircall, dirio));
669 rx_PrintStats(stderr);
670 audit_PrintStats(stderr);
672 PrintCallBackStats();
674 processSize = -1; /* TODO: */
676 processSize = (int)((long)sbrk(0) >> 10);
679 ("There are %d connections, process size %d\n",
680 CurrentConnections, processSize));
681 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
682 tpl.tv_sec - 15 * 60);
684 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
685 workstations, activeworkstations, delworkstations));
686 ViceLog(0, ("CopyOnWrite: calls %d off0 %d size0 %d maxsize 0x%llx\n",
687 CopyOnWrite_calls, CopyOnWrite_off0, CopyOnWrite_size0, CopyOnWrite_maxsize));
696 CheckSignal(void *unused)
698 if (FS_registered > 0) {
700 * We have proper ip addresses; tell the vlserver what we got; the following
701 * routine will do the proper reporting for us
714 ShutdownWatchdogLWP(void *unused)
716 afs_pthread_setname_self("ShutdownWatchdog");
717 sleep(panic_timeout);
718 ViceLogThenPanic(0, ("ShutdownWatchdogLWP: Failed to shutdown and panic "
719 "within %d seconds; forcing panic\n",
725 ShutDownAndCore(int dopanic)
727 time_t now = time(NULL);
732 pthread_t watchdogPid;
733 pthread_attr_t tattr;
734 opr_Verify(pthread_attr_init(&tattr) == 0);
735 opr_Verify(pthread_create(&watchdogPid, &tattr,
736 ShutdownWatchdogLWP, NULL) == 0);
739 /* do not allows new reqests to be served from now on, all new requests
740 * are returned with an error code of RX_RESTARTING ( transient failure ) */
741 rx_SetRxTranquil(); /* dhruba */
745 #ifdef AFS_DEMAND_ATTACH_FS
747 if (fs_state.mode == FS_MODE_SHUTDOWN) {
748 /* it is possible for at least fs_stateSave() (called below) to call
749 * ShutDownAndCore if there's host list corruption; prevent
750 * deinitializing some stuff twice */
751 ViceLog(0, ("ShutDownAndCore called during shutdown? Skipping volume "
752 "and host package shutdown\n"));
756 fs_state.mode = FS_MODE_SHUTDOWN;
760 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
761 localtime_r(&now, &tm));
762 ViceLog(0, ("Shutting down file server at %s\n", tbuffer));
764 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
769 /* shut down volume package */
772 #ifdef AFS_DEMAND_ATTACH_FS
773 if (fs_state.options.fs_state_save) {
776 * save fileserver state to disk */
779 ViceLog(0, ("Not saving fileserver state; abnormal shutdown\n"));
782 /* make sure background threads have finished all of their asynchronous
783 * work on host and callback structures */
785 while (!fs_state.FiveMinuteLWP_tranquil ||
786 !fs_state.HostCheckLWP_tranquil ||
787 !fs_state.FsyncCheckLWP_tranquil) {
790 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
791 opr_cv_wait(&fs_state.worker_done_cv, &fileproc_glock_mutex);
797 /* ok. it should now be fairly safe. let's do the state dump */
803 #endif /* AFS_DEMAND_ATTACH_FS */
806 rx_PrintStats(debugFile);
810 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
811 localtime_r(&now, &tm));
813 ViceLog(0, ("File server has terminated abnormally at %s\n", tbuffer));
815 ViceLog(0, ("File server has terminated normally at %s\n", tbuffer));
818 if (dopanic) /* XXX pass in file and line? */
819 osi_Panic("Panic requested\n");
825 ShutDown(void *unused)
826 { /* backward compatibility */
827 ShutDownAndCore(DONTPANIC);
832 ParseRights(char *arights)
838 if (!arights || !strcmp(arights, "")) {
839 printf("Missing list of mode bits on -implicit option\n");
842 if (!strcmp(arights, "none"))
844 else if (!strcmp(arights, "read"))
845 mode = PRSFS_READ | PRSFS_LOOKUP;
846 else if (!strcmp(arights, "write"))
848 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
849 PRSFS_WRITE | PRSFS_LOCK;
850 else if (!strcmp(arights, "all"))
852 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
853 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
855 len = strlen(arights);
856 for (i = 0; i < len; i++) {
861 mode |= PRSFS_LOOKUP;
863 mode |= PRSFS_INSERT;
865 mode |= PRSFS_DELETE;
871 mode |= PRSFS_ADMINISTER;
889 printf("Illegal -implicit rights character '%c'.\n", tc);
898 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
899 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
902 * AIX: sysconf() limit is real
903 * HP-UX: sysconf() limit is real
904 * IRIX: sysconf() limit is apparently NOT real -- too small
905 * DUX: sysconf() limit is apparently NOT real -- too big
906 * Linux: sysconf() limit is apparently NOT real -- too big
907 * Solaris: no sysconf() limit
910 max_fileserver_thread(void)
912 #if defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV)
915 ans = sysconf(_SC_THREAD_THREADS_MAX);
916 if (0 < ans && ans < MAX_FILESERVER_THREAD)
919 return MAX_FILESERVER_THREAD;
923 extern ih_init_params vol_io_params;
948 OPT_offline_shutdown_timeout,
949 OPT_vhandle_setaside,
950 OPT_vhandle_max_cachesize,
951 OPT_vhandle_initial_cachesize,
952 OPT_fs_state_dont_save,
953 OPT_fs_state_dont_restore,
960 OPT_unsafe_nosalvage,
988 ParseArgs(int argc, char *argv[])
992 char *optstring = NULL;
993 struct cmd_item *optlist;
994 struct cmd_syndesc *opts;
997 char *auditFileName = NULL;
998 char *sync_behavior = NULL;
1000 #if defined(AFS_AIX32_ENV)
1001 extern int aixlow_water;
1004 opts = cmd_CreateSyntax(NULL, NULL, NULL, NULL);
1006 /* fileserver options */
1007 cmd_AddParmAtOffset(opts, OPT_large, "-L", CMD_FLAG,
1008 CMD_OPTIONAL, "defaults for a 'large' server");
1009 cmd_AddParmAtOffset(opts, OPT_small, "-S", CMD_FLAG,
1010 CMD_OPTIONAL, "defaults for a 'small' server");
1012 cmd_AddParmAtOffset(opts, OPT_banner, "-banner", CMD_FLAG,
1013 CMD_OPTIONAL, "print regular banners to log");
1014 cmd_AddParmAtOffset(opts, OPT_implicit, "-implicit", CMD_SINGLE,
1015 CMD_OPTIONAL, "implicit admin access bits");
1017 #if defined(AFS_SGI_ENV)
1018 cmd_AddParmAtOffset(opts, OPT_lock, "-lock", CMD_FLAG,
1019 CMD_OPTIONAL, "lock filserver binary in memory");
1021 cmd_AddParmAtOffset(opts, OPT_readonly, "-readonly", CMD_FLAG,
1022 CMD_OPTIONAL, "be a readonly fileserver");
1023 cmd_AddParmAtOffset(opts, OPT_saneacls, "-saneacls", CMD_FLAG,
1024 CMD_OPTIONAL, "set the saneacls capability bit");
1026 cmd_AddParmAtOffset(opts, OPT_buffers, "-b", CMD_SINGLE,
1027 CMD_OPTIONAL, "buffers");
1028 cmd_AddParmAtOffset(opts, OPT_callbacks, "-cb", CMD_SINGLE,
1029 CMD_OPTIONAL, "number of callbacks");
1030 cmd_AddParmAtOffset(opts, OPT_vcsize, "-vc", CMD_SINGLE,
1031 CMD_OPTIONAL, "volume cachesize");
1032 cmd_AddParmAtOffset(opts, OPT_lvnodes, "-l", CMD_SINGLE,
1033 CMD_OPTIONAL, "large vnodes");
1034 cmd_AddParmAtOffset(opts, OPT_svnodes, "-s", CMD_SINGLE,
1035 CMD_OPTIONAL, "small vnodes");
1036 cmd_AddParmAtOffset(opts, OPT_sendsize, "-sendsize", CMD_SINGLE,
1037 CMD_OPTIONAL, "size of send buffer in bytes");
1039 #if defined(AFS_AIX32_ENV)
1040 cmd_AddParmAtOffset(opts, OPT_minspare, "-m", CMD_SINGLE,
1041 CMD_OPTIONAL, "minimum percentage spare in partition");
1044 cmd_AddParmAtOffset(opts, OPT_spare, "-spare", CMD_SINGLE,
1045 CMD_OPTIONAL, "kB overage on volume quota");
1046 cmd_AddParmAtOffset(opts, OPT_pctspare, "-pctspare", CMD_SINGLE,
1047 CMD_OPTIONAL, "percentage overage on volume quota");
1049 cmd_AddParmAtOffset(opts, OPT_hostcpsrefresh, "-hr", CMD_SINGLE,
1050 CMD_OPTIONAL, "hours between host CPS refreshes");
1052 cmd_AddParmAtOffset(opts, OPT_vattachthreads, "-vattachpar", CMD_SINGLE,
1053 CMD_OPTIONAL, "# of volume attachment threads");
1055 cmd_AddParmAtOffset(opts, OPT_abortthreshold, "-abortthreshold",
1056 CMD_SINGLE, CMD_OPTIONAL,
1058 cmd_AddParmAtOffset(opts, OPT_busyat, "-busyat", CMD_SINGLE, CMD_OPTIONAL,
1059 "# of queued entries after which server is busy");
1060 cmd_AddParmAtOffset(opts, OPT_nobusy, "-nobusy", CMD_FLAG, CMD_OPTIONAL,
1061 "send VRESTARTING while restarting the server");
1063 cmd_AddParmAtOffset(opts, OPT_offline_timeout, "-offline-timeout",
1064 CMD_SINGLE, CMD_OPTIONAL,
1065 "timeout for offlining volumes");
1066 cmd_AddParmAtOffset(opts, OPT_offline_shutdown_timeout,
1067 "-offline-shutdown-timeout", CMD_SINGLE, CMD_OPTIONAL,
1068 "timeout offlining volumes during shutdown");
1070 cmd_AddParmAtOffset(opts, OPT_vhandle_setaside, "-vhandle-setaside",
1071 CMD_SINGLE, CMD_OPTIONAL,
1072 "# fds reserved for non-cache IO");
1073 cmd_AddParmAtOffset(opts, OPT_vhandle_max_cachesize,
1074 "-vhandle-max-cachesize", CMD_SINGLE, CMD_OPTIONAL,
1076 cmd_AddParmAtOffset(opts, OPT_vhandle_initial_cachesize,
1077 "-vhandle-initial-cachesize", CMD_SINGLE,
1078 CMD_OPTIONAL, "# fds reserved for cache IO");
1080 #ifdef AFS_DEMAND_ATTACH_FS
1082 cmd_AddParmAtOffset(opts, OPT_fs_state_dont_save,
1083 "-fs-state-dont-save", CMD_FLAG, CMD_OPTIONAL,
1084 "disable state save during shutdown");
1085 cmd_AddParmAtOffset(opts, OPT_fs_state_dont_restore,
1086 "-fs-state-dont-restore", CMD_FLAG, CMD_OPTIONAL,
1087 "disable state restore during startup");
1088 cmd_AddParmAtOffset(opts, OPT_fs_state_verify, "-fs-state-verify",
1089 CMD_SINGLE, CMD_OPTIONAL, "none|save|restore|both");
1090 cmd_AddParmAtOffset(opts, OPT_vhashsize, "-vhashsize",
1091 CMD_SINGLE, CMD_OPTIONAL,
1092 "log(2) of # of volume hash buckets");
1093 cmd_AddParmAtOffset(opts, OPT_vlrudisable, "-vlrudisable",
1094 CMD_FLAG, CMD_OPTIONAL, "disable VLRU functionality");
1095 cmd_AddParmAtOffset(opts, OPT_vlruthresh, "-vlruthresh",
1096 CMD_FLAG, CMD_OPTIONAL,
1097 "mins before unused vols become eligible for detach");
1098 cmd_AddParmAtOffset(opts, OPT_vlruinterval, "-vlruinterval",
1099 CMD_FLAG, CMD_OPTIONAL, "secs between VLRU scans");
1100 cmd_AddParmAtOffset(opts, OPT_vlrumax, "-vlrumax", CMD_FLAG, CMD_OPTIONAL,
1101 "max volumes to detach in one scan");
1102 cmd_AddParmAtOffset(opts, OPT_unsafe_nosalvage, "-unsafe-nosalvage",
1103 CMD_FLAG, CMD_OPTIONAL,
1104 "bybass safety checks on volume attach");
1107 /* unrecommend options - should perhaps be CMD_HIDE */
1108 cmd_AddParmAtOffset(opts, OPT_stack, "-k", CMD_SINGLE, CMD_OPTIONAL,
1110 cmd_AddParmAtOffset(opts, OPT_cbwait, "-w", CMD_SINGLE, CMD_OPTIONAL,
1111 "callback wait interval");
1112 cmd_AddParmAtOffset(opts, OPT_novbc, "-novbc", CMD_SINGLE, CMD_FLAG,
1113 "disable callback breaks on reattach");
1115 /* general options */
1116 cmd_AddParmAtOffset(opts, OPT_auditlog, "-auditlog", CMD_SINGLE,
1117 CMD_OPTIONAL, "location of audit log");
1118 cmd_AddParmAtOffset(opts, OPT_auditiface, "-audit-interface", CMD_SINGLE,
1119 CMD_OPTIONAL, "interface to use for audit logging");
1120 cmd_AddParmAtOffset(opts, OPT_debug, "-d", CMD_SINGLE, CMD_OPTIONAL,
1122 cmd_AddParmAtOffset(opts, OPT_mrafslogs, "-mrafslogs", CMD_FLAG,
1123 CMD_OPTIONAL, "enable MRAFS style logging");
1124 cmd_AddParmAtOffset(opts, OPT_threads, "-p", CMD_SINGLE, CMD_OPTIONAL,
1125 "number of threads");
1126 #if !defined(AFS_NT40_ENV)
1127 cmd_AddParmAtOffset(opts, OPT_syslog, "-syslog", CMD_SINGLE_OR_FLAG,
1128 CMD_OPTIONAL, "log to syslog");
1132 cmd_AddParmAtOffset(opts, OPT_peer, "-enable_peer_stats", CMD_FLAG,
1133 CMD_OPTIONAL, "enable RX transport statistics");
1134 cmd_AddParmAtOffset(opts, OPT_process, "-enable_process_stats", CMD_FLAG,
1135 CMD_OPTIONAL, "enable RX RPC statistics");
1136 cmd_AddParmAtOffset(opts, OPT_nojumbo, "-nojumbo", CMD_FLAG,
1137 CMD_OPTIONAL, "disable jumbograms");
1138 cmd_AddParmAtOffset(opts, OPT_jumbo, "-jumbo", CMD_FLAG, CMD_OPTIONAL,
1139 "enable jumbograms");
1140 cmd_AddParmAtOffset(opts, OPT_rxbind, "-rxbind", CMD_FLAG, CMD_OPTIONAL,
1141 "bind only to the primary interface");
1142 cmd_AddParmAtOffset(opts, OPT_rxdbg, "-rxdbg", CMD_FLAG, CMD_OPTIONAL,
1143 "enable rx debugging");
1144 cmd_AddParmAtOffset(opts, OPT_rxdbge, "-rxdbge", CMD_FLAG, CMD_OPTIONAL,
1145 "enable rx event debugging");
1146 cmd_AddParmAtOffset(opts, OPT_rxpck, "-rxpck", CMD_SINGLE, CMD_OPTIONAL,
1147 "# of extra rx packets");
1148 cmd_AddParmAtOffset(opts, OPT_rxmaxmtu, "-rxmaxmtu", CMD_SINGLE,
1149 CMD_OPTIONAL, "maximum MTU for RX");
1150 cmd_AddParmAtOffset(opts, OPT_udpsize, "-udpsize", CMD_SINGLE,
1151 CMD_OPTIONAL, "size of socket buffer in bytes");
1154 cmd_AddParmAtOffset(opts, OPT_dotted, "-allow-dotted-principals",
1155 CMD_FLAG, CMD_OPTIONAL,
1156 "permit Kerberos 5 principals with dots");
1157 cmd_AddParmAtOffset(opts, OPT_realm, "-realm",
1158 CMD_LIST, CMD_OPTIONAL, "local realm");
1159 cmd_AddParmAtOffset(opts, OPT_sync, "-sync",
1160 CMD_SINGLE, CMD_OPTIONAL, "always | onclose | never");
1162 /* testing options */
1163 cmd_AddParmAtOffset(opts, OPT_logfile, "-logfile", CMD_SINGLE,
1164 CMD_OPTIONAL, "location of log file");
1165 cmd_AddParmAtOffset(opts, OPT_config, "-config", CMD_SINGLE,
1166 CMD_OPTIONAL, "configuration location");
1168 code = cmd_Parse(argc, argv, &opts);
1169 if (code == CMD_HELP) {
1175 cmd_OpenConfigFile(AFSDIR_SERVER_CONFIG_FILE_FILEPATH);
1176 cmd_SetCommandName("fileserver");
1178 if (cmd_OptionPresent(opts, OPT_large)
1179 && cmd_OptionPresent(opts, OPT_small)) {
1180 printf("Only one of -L or -S must be specified\n");
1184 if (cmd_OptionPresent(opts, OPT_spare)
1185 && cmd_OptionPresent(opts, OPT_pctspare)) {
1186 printf("Both -spare and -pctspare specified, exiting.\n");
1190 if (cmd_OptionPresent(opts, OPT_large)) {
1194 numberofcbs = 64000;
1200 if (cmd_OptionPresent(opts, OPT_small)) {
1204 numberofcbs = 20000;
1210 cmd_OptionAsFlag(opts, OPT_banner, &printBanner);
1212 if (cmd_OptionAsString(opts, OPT_implicit, &optstring) == 0) {
1213 implicitAdminRights = ParseRights(optstring);
1216 if (implicitAdminRights < 0)
1217 return implicitAdminRights;
1220 #if defined(AFS_SGI_ENV)
1221 cmd_OptionAsFlag(opts, OPT_lock, &SawLock);
1223 cmd_OptionAsFlag(opts, OPT_readonly, &readonlyServer);
1224 cmd_OptionAsFlag(opts, OPT_saneacls, &saneacls);
1225 cmd_OptionAsInt(opts, OPT_buffers, &buffs);
1227 if (cmd_OptionAsInt(opts, OPT_callbacks, &numberofcbs) == 0) {
1228 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1229 printf("number of cbs %d invalid; "
1230 "must be between 10000 and 2147483647\n", numberofcbs);
1235 cmd_OptionAsInt(opts, OPT_vcsize, &volcache);
1236 cmd_OptionAsInt(opts, OPT_lvnodes, &large);
1237 cmd_OptionAsInt(opts, OPT_svnodes, &nSmallVns);
1238 if (cmd_OptionAsInt(opts, OPT_sendsize, &optval) == 0) {
1239 if (optval < 16384) {
1240 printf("Warning:sendsize %d is less than minimum %d; ignoring\n",
1243 sendBufSize = optval;
1246 #if defined(AFS_AIX32_ENV)
1247 if (cmd_OptionAsInt(opts, OPT_minspare, &aixlow_water) == 0) {
1248 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1249 printf("space reserved %d%% invalid; must be between 0-30%\n",
1256 cmd_OptionAsInt(opts, OPT_spare, &BlocksSpare);
1257 if (cmd_OptionAsInt(opts, OPT_pctspare, &PctSpare) == 0) {
1261 if (cmd_OptionAsInt(opts, OPT_hostcpsrefresh, &optval) == 0) {
1262 if ((optval < 1) || (optval > 36)) {
1263 printf("host acl refresh interval of %d hours is invalid; "
1264 "hours must be between 1 and 36\n\n", optval);
1267 hostaclRefresh = optval * 60 * 60;
1270 cmd_OptionAsInt(opts, OPT_vattachthreads, &vol_attach_threads);
1272 cmd_OptionAsInt(opts, OPT_abortthreshold, &abort_threshold);
1274 /* busyat is at the end, as rxpackets has to be set before we can use it */
1275 if (cmd_OptionPresent(opts, OPT_nobusy))
1278 if (cmd_OptionAsInt(opts, OPT_offline_timeout, &offline_timeout) == 0) {
1279 if (offline_timeout < -1) {
1280 printf("Invalid -offline-timeout value %d; the only valid "
1281 "negative value is -1\n", offline_timeout);
1286 if (cmd_OptionAsInt(opts, OPT_offline_shutdown_timeout,
1287 &offline_shutdown_timeout) == 0) {
1288 if (offline_shutdown_timeout < -1) {
1289 printf("Invalid -offline-timeout value %d; the only valid "
1290 "negative value is -1\n", offline_shutdown_timeout);
1295 cmd_OptionAsUint(opts, OPT_vhandle_setaside,
1296 &vol_io_params.fd_handle_setaside);
1297 cmd_OptionAsUint(opts, OPT_vhandle_max_cachesize,
1298 &vol_io_params.fd_max_cachesize);
1299 cmd_OptionAsUint(opts, OPT_vhandle_initial_cachesize,
1300 &vol_io_params.fd_initial_cachesize);
1301 if (cmd_OptionAsString(opts, OPT_sync, &sync_behavior) == 0) {
1302 if (ih_SetSyncBehavior(sync_behavior)) {
1303 printf("Invalid -sync value %s\n", sync_behavior);
1308 #ifdef AFS_DEMAND_ATTACH_FS
1309 if (cmd_OptionPresent(opts, OPT_fs_state_dont_save))
1310 fs_state.options.fs_state_save = 0;
1311 if (cmd_OptionPresent(opts, OPT_fs_state_dont_restore))
1312 fs_state.options.fs_state_restore = 0;
1313 if (cmd_OptionAsString(opts, OPT_fs_state_verify, &optstring) == 0) {
1314 if (strcmp(optstring, "none") == 0) {
1315 fs_state.options.fs_state_verify_before_save = 0;
1316 fs_state.options.fs_state_verify_after_restore = 0;
1317 } else if (strcmp(optstring, "save") == 0) {
1318 fs_state.options.fs_state_verify_after_restore = 0;
1319 } else if (strcmp(optstring, "restore") == 0) {
1320 fs_state.options.fs_state_verify_before_save = 0;
1321 } else if (strcmp(optstring, "both") == 0) {
1324 fprintf(stderr, "invalid argument for -fs-state-verify\n");
1328 if (cmd_OptionAsInt(opts, OPT_vhashsize, &optval) == 0) {
1329 if (VSetVolHashSize(optval)) {
1330 fprintf(stderr, "specified -vhashsize (%d) is invalid or out "
1331 "of range\n", optval);
1335 if (cmd_OptionPresent(opts, OPT_vlrudisable))
1336 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1337 if (cmd_OptionAsInt(opts, OPT_vlruthresh, &optval) == 0)
1338 VLRU_SetOptions(VLRU_SET_THRESH, 60*optval);
1339 if (cmd_OptionAsInt(opts, OPT_vlruinterval, &optval) == 0)
1340 VLRU_SetOptions(VLRU_SET_INTERVAL, optval);
1341 if (cmd_OptionAsInt(opts, OPT_vlrumax, &optval) == 0)
1342 VLRU_SetOptions(VLRU_SET_MAX, optval);
1343 cmd_OptionAsFlag(opts, OPT_unsafe_nosalvage, &unsafe_attach);
1344 #endif /* AFS_DEMAND_ATTACH_FS */
1346 cmd_OptionAsInt(opts, OPT_stack, &stack);
1347 cmd_OptionAsInt(opts, OPT_cbwait, &fiveminutes);
1348 cmd_OptionAsFlag(opts, OPT_novbc, &novbc);
1350 /* general server options */
1351 cmd_OptionAsString(opts, OPT_auditlog, &auditFileName);
1353 if (cmd_OptionAsString(opts, OPT_auditiface, &optstring) == 0) {
1354 if (osi_audit_interface(optstring)) {
1355 printf("Invalid audit interface '%s'\n", optstring);
1362 cmd_OptionAsInt(opts, OPT_debug, &LogLevel);
1363 cmd_OptionAsFlag(opts, OPT_mrafslogs, &mrafsStyleLogs);
1365 if (cmd_OptionAsInt(opts, OPT_threads, &lwps) == 0) {
1366 lwps_max = max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1367 if (lwps > lwps_max)
1373 #ifndef AFS_NT40_ENV
1374 if (cmd_OptionPresent(opts, OPT_syslog)) {
1375 serverLogSyslog = 1;
1376 cmd_OptionAsInt(opts, OPT_syslog, &serverLogSyslogFacility);
1380 if (cmd_OptionPresent(opts, OPT_peer))
1381 rx_enablePeerRPCStats();
1382 if (cmd_OptionPresent(opts, OPT_process))
1383 rx_enableProcessRPCStats();
1384 if (cmd_OptionPresent(opts, OPT_nojumbo))
1386 if (cmd_OptionPresent(opts, OPT_jumbo))
1388 cmd_OptionAsFlag(opts, OPT_rxbind, &rxBind);
1389 cmd_OptionAsFlag(opts, OPT_rxdbg, &rxlog);
1390 cmd_OptionAsFlag(opts, OPT_rxdbge, &eventlog);
1391 cmd_OptionAsInt(opts, OPT_rxpck, &rxpackets);
1393 cmd_OptionAsInt(opts, OPT_rxmaxmtu, &rxMaxMTU);
1395 if (cmd_OptionAsInt(opts, OPT_udpsize, &optval) == 0) {
1396 if (optval < rx_GetMinUdpBufSize()) {
1397 printf("Warning:udpsize %d is less than minimum %d; ignoring\n",
1398 optval, rx_GetMinUdpBufSize());
1400 udpBufSize = optval;
1404 cmd_OptionAsFlag(opts, OPT_dotted, &rxkadDisableDotCheck);
1405 if (cmd_OptionAsList(opts, OPT_realm, &optlist) == 0) {
1407 for (; optlist != NULL; optlist=optlist->next) {
1408 if (strlen(optlist->data) >= AFS_REALM_SZ) {
1409 printf("-realm argument must contain fewer than %d "
1410 "characters.\n", AFS_REALM_SZ);
1413 afsconf_SetLocalRealm(optlist->data); /* overrides krb.conf file, if one */
1417 /* anything setting rxpackets must come before this */
1418 if (cmd_OptionAsInt(opts, OPT_busyat, &optval) == 0) {
1420 printf("Busy threshold %d is too low, will use default.\n",
1422 busy_threshold = 3 * rxpackets / 2;
1424 busy_threshold = optval;
1427 busy_threshold = 3 * rxpackets / 2;
1430 cmd_OptionAsString(opts, OPT_logfile, &logFile);
1431 cmd_OptionAsString(opts, OPT_config, &FS_configPath);
1435 osi_audit_file(auditFileName);
1438 host_thread_quota = 5;
1439 } else if (lwps > 32) {
1440 host_thread_quota = 4;
1441 } else if (lwps > 16) {
1442 host_thread_quota = 3;
1444 host_thread_quota = 2;
1450 /* Once upon a time, in a galaxy far far away, IBM AFS supported the use of
1451 * a file /vice/file/parms, the contents of which would override any command
1452 * line parameters. We no longer support the use of such a file, but we warn
1453 * if we encounter its presence from an older release
1458 struct afs_stat sbuf;
1460 if (afs_stat("/vice/file/parms", &sbuf) == 0) {
1461 ViceLog(0, ("Using /vice/file/parms to override command line "
1462 "options is no longer supported"));
1466 /* Miscellaneous routines */
1468 Die(const char *msg)
1471 ViceLogThenPanic(0, ("%s\n", msg));
1481 * If this fails, it's because something major is wrong, and is not
1482 * likely to be time dependent.
1484 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1487 ("Couldn't initialize protection library; code=%d.\n", code));
1491 opr_Verify(pthread_key_create(&viced_uclient_key, NULL) == 0);
1493 SystemId = SYSADMINID;
1494 SystemAnyUser = ANYUSERID;
1495 SystemAnyUserCPS.prlist_len = 0;
1496 SystemAnyUserCPS.prlist_val = NULL;
1497 AnonCPS.prlist_len = 0;
1498 AnonCPS.prlist_val = NULL;
1500 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1503 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1507 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1510 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1514 AnonymousID = ANONYMOUSID;
1521 static struct ubik_client *cstruct;
1524 vl_Initialize(struct afsconf_dir *dir)
1527 afs_int32 scIndex = RX_SECIDX_NULL;
1528 struct afsconf_cell info;
1529 struct rx_securityClass *sc;
1530 struct rx_connection *serverconns[MAXSERVERS];
1532 memset(serverconns, 0, sizeof(serverconns));
1533 code = afsconf_ClientAuth(dir, &sc, &scIndex);
1535 ViceLog(0, ("Could not get security object for localAuth\n"));
1538 code = afsconf_GetCellInfo(dir, NULL, AFSCONF_VLDBSERVICE, &info);
1541 ("vl_Initialize: Failed to get cell information\n"));
1544 if (info.numServers > MAXSERVERS) {
1546 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1547 info.numServers, MAXSERVERS));
1550 for (i = 0; i < info.numServers; i++)
1552 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1553 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1555 code = ubik_ClientInit(serverconns, &cstruct);
1557 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1563 #define SYSIDMAGIC 0x88aabbcc
1564 #define SYSIDVERSION 1
1569 afs_int32 fd, nentries, i;
1570 struct versionStamp vsn;
1571 struct afs_stat status;
1574 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1575 || (status.st_size <= 0)) {
1576 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1579 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1581 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1585 if (read(fd, (char *)&vsn, sizeof(vsn)) != sizeof(vsn)) {
1587 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1591 if (vsn.magic != SYSIDMAGIC) {
1593 ("%s: wrong magic %x (we support %x)\n",
1594 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1597 if (vsn.version != SYSIDVERSION) {
1599 ("%s: wrong version %d (we support %d)\n",
1600 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1603 if (read(fd, (char *)&uuid, sizeof(struct afsUUID))
1604 != sizeof(struct afsUUID)) {
1606 ("%s: read of uuid failed (%d)\n",
1607 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1610 afs_ntohuuid(&uuid);
1612 if (read(fd, (char *)&nentries, sizeof(afs_int32)) != sizeof(afs_int32)) {
1614 ("%s: Read of entries failed (%d)\n",
1615 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1618 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1620 ("%s: invalid num of interfaces: %d\n",
1621 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1624 if (FS_HostAddr_cnt == 0) {
1625 FS_HostAddr_cnt = nentries;
1626 for (i = 0; i < nentries; i++) {
1627 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1628 sizeof(afs_int32)) {
1630 ("%s: Read of addresses failed (%d)\n",
1631 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1632 FS_HostAddr_cnt = 0; /* reset it */
1638 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1639 AFSDIR_SERVER_SYSID_FILEPATH));
1646 WriteSysIdFile(void)
1649 struct versionStamp vsn;
1650 struct afs_stat status;
1653 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1655 * File exists; keep the old one around
1657 rk_rename(AFSDIR_SERVER_SYSID_FILEPATH,
1658 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1660 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1664 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1668 vsn.magic = SYSIDMAGIC;
1670 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1672 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1677 afs_htonuuid(&uuid);
1679 write(fd, (char *)&uuid,
1680 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1682 ("%s: write of uuid failed (%d)\n",
1683 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1687 write(fd, (char *)&FS_HostAddr_cnt,
1688 sizeof(afs_int32))) != sizeof(afs_int32)) {
1690 ("%s: write of # of entries failed (%d)\n",
1691 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1694 for (i = 0; i < FS_HostAddr_cnt; i++) {
1695 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1696 sizeof(afs_int32)) {
1698 ("%s: write of addresses failed (%d)\n",
1699 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1709 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1710 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1711 * and so we need to convert each of them into HBO which is what the extra
1712 * array called FS_HostAddrs_HBO is used here.
1715 Do_VLRegisterRPC(void)
1719 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1722 for (i = 0; i < FS_HostAddr_cnt; i++)
1723 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1724 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1725 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1726 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1728 if (code == VL_MULTIPADDR) {
1730 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1732 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1734 } else if (code == RXGEN_OPCODE) {
1736 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1737 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1740 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1742 FS_registered = 1; /* Retry in the gc daemon */
1745 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1757 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1759 * Find addresses we are supposed to register as per the netrestrict
1760 * and netinfo files (/usr/afs/local/NetInfo and
1761 * /usr/afs/local/NetRestict)
1766 code = afsconf_ParseNetFiles(FS_HostAddrs, NULL, NULL,
1767 ADDRSPERSITE, reason,
1768 AFSDIR_SERVER_NETINFO_FILEPATH,
1769 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1771 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1774 FS_HostAddr_cnt = (afs_uint32) code;
1777 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1780 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1781 code = FS_HostAddrs[0];
1783 code = htonl(INADDR_ANY);
1788 InitVL(struct afsconf_dir *dir)
1793 * If this fails, it's because something major is wrong, and is not
1794 * likely to be time dependent.
1796 code = vl_Initialize(dir);
1799 ("Couldn't initialize volume location library; code=%d.\n", code));
1803 /* Read or create the sysid file and register the fileserver's
1804 * IP addresses with the vlserver.
1806 code = ReadSysIdFile();
1808 /* Need to create the file */
1809 ViceLog(0, ("Creating new SysID file\n"));
1810 if ((code = afs_uuid_create(&FS_HostUUID))) {
1811 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1815 /* A good sysid file exists; inform the vlserver. If any conflicts,
1816 * we always use the latest interface available as the real truth.
1819 code = Do_VLRegisterRPC();
1824 main(int argc, char *argv[])
1828 struct rx_securityClass **securityClasses;
1829 afs_int32 numClasses;
1830 struct rx_service *tservice;
1831 pthread_t serverPid;
1832 pthread_attr_t tattr;
1834 int minVnodesRequired; /* min size of vnode cache */
1835 #ifndef AFS_NT40_ENV
1836 struct rlimit rlim; /* max number of open file descriptors */
1841 afs_uint32 rx_bindhost;
1842 VolumePackageOptions opts;
1844 #ifdef AFS_AIX32_ENV
1845 struct sigaction nsa;
1847 sigemptyset(&nsa.sa_mask);
1848 nsa.sa_handler = SIG_DFL;
1849 nsa.sa_flags = SA_FULLDUMP;
1850 sigaction(SIGABRT, &nsa, NULL);
1851 sigaction(SIGSEGV, &nsa, NULL);
1855 /* Initialize dirpaths */
1856 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1858 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1860 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1864 /* set ihandle package defaults prior to parsing args */
1867 /* check for the parameter file */
1870 FS_configPath = strdup(AFSDIR_SERVER_ETC_DIRPATH);
1871 logFile = strdup(AFSDIR_SERVER_FILELOG_FILEPATH);
1873 if (ParseArgs(argc, argv)) {
1876 opr_mutex_init(&fileproc_glock_mutex);
1878 #ifdef AFS_SGI_VNODE_GLUE
1879 if (afs_init_kernel_config(-1) < 0) {
1881 ("Can't determine NUMA configuration, not starting fileserver.\n");
1886 confDir = afsconf_Open(FS_configPath);
1888 fprintf(stderr, "Unable to open config directory %s\n",
1893 /* initialize audit user check */
1894 osi_audit_set_user_check(confDir, fs_IsLocalRealmMatch);
1896 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1897 #ifndef AFS_NT40_ENV
1898 serverLogSyslogTag = "fileserver";
1903 LogCommandLine(argc, argv, "starting", "", "File server", FSLog);
1904 if (afsconf_GetLatestKey(confDir, NULL, NULL) == 0) {
1908 #if !defined(AFS_NT40_ENV)
1909 /* initialize the pthread soft signal handler thread */
1913 /* install signal handlers for controlling the fileserver process */
1914 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1915 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1917 #if defined(AFS_SGI_ENV)
1918 /* give this guy a non-degrading priority so help busy servers */
1919 schedctl(NDPRI, 0, NDPNORMMAX);
1922 #elif !defined(AFS_NT40_ENV)
1923 nice(-5); /* TODO: */
1926 #ifdef AFS_DEMAND_ATTACH_FS
1931 if (afs_winsockInit() < 0) {
1932 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
1933 ViceLog(0, ("File server failed to intialize winsock.\n"));
1939 /* if we support more than 16 threads, then we better have the ability
1940 ** to keep open a large number of files simultaneously
1942 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
1943 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
1944 #elif defined(AFS_NT40_ENV)
1945 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
1948 curLimit = 0; /* the number of open file descriptors */
1949 code = getrlimit(RLIMIT_NOFILE, &rlim);
1951 curLimit = rlim.rlim_cur;
1952 rlim.rlim_cur = rlim.rlim_max;
1953 code = setrlimit(RLIMIT_NOFILE, &rlim);
1955 curLimit = rlim.rlim_max;
1958 ViceLog(0, ("Failed to increase open file limit, using default\n"));
1960 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
1962 curLimit -= 32; /* leave a slack of 32 file descriptors */
1963 if (lwps > curLimit) {
1967 lwps = 16; /* default to a maximum of 16 threads */
1969 /* tune the ihandle fd cache accordingly */
1970 if (vol_io_params.fd_max_cachesize < curLimit)
1971 vol_io_params.fd_max_cachesize = curLimit + 1;
1974 ("The system supports a max of %d open files and we are starting %d threads (ihandle fd cache is %d)\n",
1975 curLimit, lwps, vol_io_params.fd_max_cachesize));
1978 /* Initialize volume support */
1980 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
1983 SetLogThreadNumProgram( rx_GetThreadNum );
1985 /* initialize libacl routines */
1986 acl_Initialize(ACL_VERSION);
1988 /* initialize RX support */
1989 #ifndef AFS_NT40_ENV
1990 rxi_syscallp = viced_syscall;
1992 rx_extraPackets = rxpackets;
1993 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
1994 rx_SetBusyThreshold(busy_threshold, VBUSY);
1995 rx_SetCallAbortThreshold(abort_threshold);
1996 rx_SetConnAbortThreshold(abort_threshold);
1998 stackSize = 128 * 1024;
2000 stackSize = lwps * 4000;
2001 if (stackSize < 32000)
2003 else if (stackSize > 44000)
2006 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
2007 rx_SetStackSize(1, stackSize);
2010 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
2011 rx_bindhost = SetupVL();
2013 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2014 ViceLog(0, ("Cannot initialize RX\n"));
2017 if (!rxJumbograms) {
2018 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2021 if (rxMaxMTU != -1) {
2022 if (rx_SetMaxMTU(rxMaxMTU) != 0) {
2023 ViceLog(0, ("rxMaxMTU %d is invalid\n", rxMaxMTU));
2028 rx_SetRxDeadTime(30);
2029 afsconf_SetSecurityFlags(confDir, AFSCONF_SECOPTS_ALWAYSENCRYPT);
2030 afsconf_BuildServerSecurityObjects(confDir, &securityClasses, &numClasses);
2032 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2033 1, /*service name */
2035 securityClasses, numClasses,
2036 RXAFS_ExecuteRequest);
2039 ("Failed to initialize RX, probably two servers running.\n"));
2042 if (rxkadDisableDotCheck) {
2043 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2044 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
2046 rx_SetMinProcs(tservice, 3);
2047 rx_SetMaxProcs(tservice, lwps);
2048 rx_SetCheckReach(tservice, 1);
2049 rx_SetServerIdleDeadErr(tservice, VNOSERVICE);
2052 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
2053 numClasses, RXSTATS_ExecuteRequest);
2055 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2058 rx_SetMinProcs(tservice, 2);
2059 rx_SetMaxProcs(tservice, 4);
2062 * Enable RX hot threads, which allows the listener thread to trade
2063 * places with an idle thread and moves the context switch from listener
2064 * to worker out of the critical path.
2066 rx_EnableHotThread();
2068 /* Some rx debugging */
2069 if (rxlog || eventlog) {
2070 debugFile = afs_fopen("rx_dbg", "w");
2072 rx_debugFile = debugFile;
2074 rxevent_debugFile = debugFile;
2077 init_sys_error_to_et(); /* Set up error table translation */
2078 h_InitHostPackage(host_thread_quota); /* set up local cellname and realmname */
2079 InitCallBack(numberofcbs);
2082 code = InitVL(confDir);
2083 if (code && code != VL_MULTIPADDR) {
2084 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2089 if (code && code != -1) {
2090 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2094 /* allow super users to manage RX statistics */
2095 rx_SetRxStatUserOk(viced_SuperUser);
2097 opr_cv_init(&fsync_cond);
2098 opr_mutex_init(&fsync_glock_mutex);
2100 #if !defined(AFS_DEMAND_ATTACH_FS)
2102 * For DAFS, we do not start the Rx server threads until after
2103 * the volume package is initialized, and fileserver state is
2104 * restored. This is necessary in order to keep host and callback
2105 * package state pristine until we have a chance to restore state.
2107 * Furthermore, startup latency is much lower with dafs, so this
2108 * shouldn't pose a serious problem.
2110 rx_StartServer(0); /* now start handling requests */
2113 /* we ensure that there is enough space in the vnode buffer to satisfy
2114 ** requests from all concurrent threads.
2115 ** the maximum number of vnodes used by a single thread at any one time
2116 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2117 ** two vSmall for linking files and two vLarge and one vSmall for linking
2120 minVnodesRequired = 2 * lwps + 1;
2121 if (minVnodesRequired > nSmallVns) {
2122 nSmallVns = minVnodesRequired;
2124 ("Overriding -s command line parameter with %d\n",
2127 if (minVnodesRequired > large) {
2128 large = minVnodesRequired;
2129 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2132 /* We now do this after getting the listener up and running, so that client
2133 * connections don't timeout (maybe) if a file server is restarted, since it
2134 * will be available "real soon now". Worry about whether we can satisfy the
2135 * calls in the volume package itself.
2137 VOptDefaults(fileServer, &opts);
2138 opts.nLargeVnodes = large;
2139 opts.nSmallVnodes = nSmallVns;
2140 opts.volcache = volcache;
2141 opts.unsafe_attach = unsafe_attach;
2142 if (offline_timeout != -1) {
2143 opts.interrupt_rxcall = rx_InterruptCall;
2144 opts.offline_timeout = offline_timeout;
2146 if (offline_shutdown_timeout == -1) {
2147 /* default to -offline-timeout, if shutdown-specific timeout is not
2149 opts.offline_shutdown_timeout = offline_timeout;
2151 opts.interrupt_rxcall = rx_InterruptCall;
2152 opts.offline_shutdown_timeout = offline_shutdown_timeout;
2155 if (VInitVolumePackage2(fileServer, &opts)) {
2157 ("Shutting down: errors encountered initializing volume package\n"));
2162 /* Install handler to catch the shutdown signal;
2163 * bosserver assumes SIGQUIT shutdown
2165 #if !defined(AFS_NT40_ENV)
2166 softsig_signal(SIGQUIT, ShutDown_Signal);
2168 (void)signal(SIGQUIT, ShutDown_Signal);
2171 if (VInitAttachVolumes(fileServer)) {
2173 ("Shutting down: errors encountered initializing volume package\n"));
2178 #ifdef AFS_DEMAND_ATTACH_FS
2179 if (fs_state.options.fs_state_restore) {
2182 * restore fileserver state */
2185 rx_StartServer(0); /* now start handling requests */
2186 #endif /* AFS_DEMAND_ATTACH_FS */
2189 * We are done calling fopen/fdopen. It is safe to use a large
2190 * of the file descriptor cache.
2194 ViceLog(5, ("Starting pthreads\n"));
2195 opr_Verify(pthread_attr_init(&tattr) == 0);
2196 opr_Verify(pthread_attr_setdetachstate(&tattr,
2197 PTHREAD_CREATE_DETACHED) == 0);
2199 opr_Verify(pthread_create(&serverPid, &tattr, FiveMinuteCheckLWP,
2200 &fiveminutes) == 0);
2201 opr_Verify(pthread_create(&serverPid, &tattr, HostCheckLWP,
2202 &fiveminutes) == 0);
2203 opr_Verify(pthread_create(&serverPid, &tattr, FsyncCheckLWP,
2204 &fiveminutes) == 0);
2206 gettimeofday(&tp, 0);
2209 * Figure out the FileServer's name and primary address.
2211 ViceLog(0, ("Getting FileServer name...\n"));
2212 code = gethostname(FS_HostName, 64);
2214 ViceLog(0, ("gethostname() failed\n"));
2216 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2218 ViceLog(0, ("Getting FileServer address...\n"));
2219 he = gethostbyname(FS_HostName);
2221 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2224 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2225 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2226 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2228 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2229 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2233 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
2234 localtime_r(&t, &tm));
2235 ViceLog(0, ("File Server started %s\n", tbuffer));
2236 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2238 sleep(1000); /* long time */