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>
50 #include <afs/ptclient.h>
51 #include <afs/afsint.h>
52 #include <afs/vldbint.h>
53 #include <afs/errors.h>
54 #include <afs/ihandle.h>
55 #include <afs/vnode.h>
56 #include <afs/volume.h>
58 #include <afs/cellconfig.h>
60 #include <afs/prs_fs.h>
62 #include <rx/rxstat.h>
64 #include <afs/afs_args.h>
65 #include <afs/vlserver.h>
66 #include <afs/afsutil.h>
67 #include <afs/fileutil.h>
68 #include <afs/ptuser.h>
69 #include <afs/audit.h>
70 #include <afs/partition.h>
73 # include <afs/softsig.h>
75 #include "viced_prototypes.h"
78 #if defined(AFS_SGI_ENV)
79 # include "sys/schedctl.h"
80 # include "sys/lock.h"
82 #include <rx/rx_globals.h>
86 void *ShutDown(void *);
87 static void ClearXStatValues(void);
88 static void PrintCounters(void);
89 static void ResetCheckDescriptors(void);
90 static void ResetCheckSignal(void);
91 static void *CheckSignal(void *);
93 static afs_int32 Do_VLRegisterRPC(void);
95 int eventlog = 0, rxlog = 0;
99 pthread_mutex_t fsync_glock_mutex;
100 pthread_cond_t fsync_cond;
103 # define NT_OPEN_MAX 1024 /* This is an arbitrary no. we came up with for
104 * now. We hope this will be replaced by a more
105 * intelligent estimate later. */
108 int SystemId; /* ViceID of "Administrators" */
109 int SystemAnyUser; /* Viceid of "System:AnyUser" */
110 prlist SystemAnyUserCPS; /* CPS for "system:AnyUser */
111 int AnonymousID = 0; /* ViceId of "Anonymous" */
112 prlist AnonCPS; /* CPS for "Anonymous" */
114 struct afsconf_dir *confDir; /* Configuration dir object */
116 int restartMode = RESTART_ORDINARY;
119 * Home for the performance statistics.
121 struct afs_PerfStats afs_perfstats;
124 extern int Statistics;
129 int rxJumbograms = 0; /* default is to not send and receive jumbograms. */
130 int rxBind = 0; /* don't bind */
131 int rxkadDisableDotCheck = 0; /* disable check for dot in principal name */
133 afs_int32 implicitAdminRights = PRSFS_LOOKUP; /* The ADMINISTER right is
135 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();
673 processSize = opr_procsize();
675 ("There are %d connections, process size %d\n",
676 CurrentConnections, processSize));
677 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
678 tpl.tv_sec - 15 * 60);
680 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
681 workstations, activeworkstations, delworkstations));
682 ViceLog(0, ("CopyOnWrite: calls %d off0 %d size0 %d maxsize 0x%llx\n",
683 CopyOnWrite_calls, CopyOnWrite_off0, CopyOnWrite_size0, CopyOnWrite_maxsize));
692 CheckSignal(void *unused)
694 if (FS_registered > 0) {
696 * We have proper ip addresses; tell the vlserver what we got; the following
697 * routine will do the proper reporting for us
710 ShutdownWatchdogLWP(void *unused)
712 afs_pthread_setname_self("ShutdownWatchdog");
713 sleep(panic_timeout);
714 ViceLogThenPanic(0, ("ShutdownWatchdogLWP: Failed to shutdown and panic "
715 "within %d seconds; forcing panic\n",
721 ShutDownAndCore(int dopanic)
723 time_t now = time(NULL);
728 pthread_t watchdogPid;
729 pthread_attr_t tattr;
730 opr_Verify(pthread_attr_init(&tattr) == 0);
731 opr_Verify(pthread_create(&watchdogPid, &tattr,
732 ShutdownWatchdogLWP, NULL) == 0);
735 /* do not allows new reqests to be served from now on, all new requests
736 * are returned with an error code of RX_RESTARTING ( transient failure ) */
737 rx_SetRxTranquil(); /* dhruba */
741 #ifdef AFS_DEMAND_ATTACH_FS
743 if (fs_state.mode == FS_MODE_SHUTDOWN) {
744 /* it is possible for at least fs_stateSave() (called below) to call
745 * ShutDownAndCore if there's host list corruption; prevent
746 * deinitializing some stuff twice */
747 ViceLog(0, ("ShutDownAndCore called during shutdown? Skipping volume "
748 "and host package shutdown\n"));
752 fs_state.mode = FS_MODE_SHUTDOWN;
756 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
757 localtime_r(&now, &tm));
758 ViceLog(0, ("Shutting down file server at %s\n", tbuffer));
760 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
765 /* shut down volume package */
768 #ifdef AFS_DEMAND_ATTACH_FS
769 if (fs_state.options.fs_state_save) {
772 * save fileserver state to disk */
775 ViceLog(0, ("Not saving fileserver state; abnormal shutdown\n"));
778 /* make sure background threads have finished all of their asynchronous
779 * work on host and callback structures */
781 while (!fs_state.FiveMinuteLWP_tranquil ||
782 !fs_state.HostCheckLWP_tranquil ||
783 !fs_state.FsyncCheckLWP_tranquil) {
786 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
787 opr_cv_wait(&fs_state.worker_done_cv, &fileproc_glock_mutex);
793 /* ok. it should now be fairly safe. let's do the state dump */
799 #endif /* AFS_DEMAND_ATTACH_FS */
802 rx_PrintStats(debugFile);
806 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
807 localtime_r(&now, &tm));
809 ViceLog(0, ("File server has terminated abnormally at %s\n", tbuffer));
811 ViceLog(0, ("File server has terminated normally at %s\n", tbuffer));
814 if (dopanic) /* XXX pass in file and line? */
815 osi_Panic("Panic requested\n");
821 ShutDown(void *unused)
822 { /* backward compatibility */
823 ShutDownAndCore(DONTPANIC);
828 ParseRights(char *arights)
834 if (!arights || !strcmp(arights, "")) {
835 printf("Missing list of mode bits on -implicit option\n");
838 if (!strcmp(arights, "none"))
840 else if (!strcmp(arights, "read"))
841 mode = PRSFS_READ | PRSFS_LOOKUP;
842 else if (!strcmp(arights, "write"))
844 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
845 PRSFS_WRITE | PRSFS_LOCK;
846 else if (!strcmp(arights, "all"))
848 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
849 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
851 len = strlen(arights);
852 for (i = 0; i < len; i++) {
857 mode |= PRSFS_LOOKUP;
859 mode |= PRSFS_INSERT;
861 mode |= PRSFS_DELETE;
867 mode |= PRSFS_ADMINISTER;
885 printf("Illegal -implicit rights character '%c'.\n", tc);
894 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
895 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
898 * AIX: sysconf() limit is real
899 * HP-UX: sysconf() limit is real
900 * IRIX: sysconf() limit is apparently NOT real -- too small
901 * DUX: sysconf() limit is apparently NOT real -- too big
902 * Linux: sysconf() limit is apparently NOT real -- too big
903 * Solaris: no sysconf() limit
906 max_fileserver_thread(void)
908 #if defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV)
911 ans = sysconf(_SC_THREAD_THREADS_MAX);
912 if (0 < ans && ans < MAX_FILESERVER_THREAD)
915 return MAX_FILESERVER_THREAD;
919 extern ih_init_params vol_io_params;
944 OPT_offline_shutdown_timeout,
945 OPT_vhandle_setaside,
946 OPT_vhandle_max_cachesize,
947 OPT_vhandle_initial_cachesize,
948 OPT_fs_state_dont_save,
949 OPT_fs_state_dont_restore,
956 OPT_unsafe_nosalvage,
983 ParseArgs(int argc, char *argv[])
987 char *optstring = NULL;
988 struct cmd_item *optlist;
989 struct cmd_syndesc *opts;
992 char *auditFileName = NULL;
993 char *sync_behavior = NULL;
995 #if defined(AFS_AIX32_ENV)
996 extern int aixlow_water;
999 opts = cmd_CreateSyntax(NULL, NULL, NULL, NULL);
1001 /* fileserver options */
1002 cmd_AddParmAtOffset(opts, OPT_large, "-L", CMD_FLAG,
1003 CMD_OPTIONAL, "defaults for a 'large' server");
1004 cmd_AddParmAtOffset(opts, OPT_small, "-S", CMD_FLAG,
1005 CMD_OPTIONAL, "defaults for a 'small' server");
1007 cmd_AddParmAtOffset(opts, OPT_banner, "-banner", CMD_FLAG,
1008 CMD_OPTIONAL, "print regular banners to log");
1009 cmd_AddParmAtOffset(opts, OPT_implicit, "-implicit", CMD_SINGLE,
1010 CMD_OPTIONAL, "implicit admin access bits");
1012 #if defined(AFS_SGI_ENV)
1013 cmd_AddParmAtOffset(opts, OPT_lock, "-lock", CMD_FLAG,
1014 CMD_OPTIONAL, "lock filserver binary in memory");
1016 cmd_AddParmAtOffset(opts, OPT_readonly, "-readonly", CMD_FLAG,
1017 CMD_OPTIONAL, "be a readonly fileserver");
1018 cmd_AddParmAtOffset(opts, OPT_saneacls, "-saneacls", CMD_FLAG,
1019 CMD_OPTIONAL, "set the saneacls capability bit");
1021 cmd_AddParmAtOffset(opts, OPT_buffers, "-b", CMD_SINGLE,
1022 CMD_OPTIONAL, "buffers");
1023 cmd_AddParmAtOffset(opts, OPT_callbacks, "-cb", CMD_SINGLE,
1024 CMD_OPTIONAL, "number of callbacks");
1025 cmd_AddParmAtOffset(opts, OPT_vcsize, "-vc", CMD_SINGLE,
1026 CMD_OPTIONAL, "volume cachesize");
1027 cmd_AddParmAtOffset(opts, OPT_lvnodes, "-l", CMD_SINGLE,
1028 CMD_OPTIONAL, "large vnodes");
1029 cmd_AddParmAtOffset(opts, OPT_svnodes, "-s", CMD_SINGLE,
1030 CMD_OPTIONAL, "small vnodes");
1031 cmd_AddParmAtOffset(opts, OPT_sendsize, "-sendsize", CMD_SINGLE,
1032 CMD_OPTIONAL, "size of send buffer in bytes");
1034 #if defined(AFS_AIX32_ENV)
1035 cmd_AddParmAtOffset(opts, OPT_minspare, "-m", CMD_SINGLE,
1036 CMD_OPTIONAL, "minimum percentage spare in partition");
1039 cmd_AddParmAtOffset(opts, OPT_spare, "-spare", CMD_SINGLE,
1040 CMD_OPTIONAL, "kB overage on volume quota");
1041 cmd_AddParmAtOffset(opts, OPT_pctspare, "-pctspare", CMD_SINGLE,
1042 CMD_OPTIONAL, "percentage overage on volume quota");
1044 cmd_AddParmAtOffset(opts, OPT_hostcpsrefresh, "-hr", CMD_SINGLE,
1045 CMD_OPTIONAL, "hours between host CPS refreshes");
1047 cmd_AddParmAtOffset(opts, OPT_vattachthreads, "-vattachpar", CMD_SINGLE,
1048 CMD_OPTIONAL, "# of volume attachment threads");
1050 cmd_AddParmAtOffset(opts, OPT_abortthreshold, "-abortthreshold",
1051 CMD_SINGLE, CMD_OPTIONAL,
1053 cmd_AddParmAtOffset(opts, OPT_busyat, "-busyat", CMD_SINGLE, CMD_OPTIONAL,
1054 "# of queued entries after which server is busy");
1055 cmd_AddParmAtOffset(opts, OPT_nobusy, "-nobusy", CMD_FLAG, CMD_OPTIONAL,
1056 "send VRESTARTING while restarting the server");
1058 cmd_AddParmAtOffset(opts, OPT_offline_timeout, "-offline-timeout",
1059 CMD_SINGLE, CMD_OPTIONAL,
1060 "timeout for offlining volumes");
1061 cmd_AddParmAtOffset(opts, OPT_offline_shutdown_timeout,
1062 "-offline-shutdown-timeout", CMD_SINGLE, CMD_OPTIONAL,
1063 "timeout offlining volumes during shutdown");
1065 cmd_AddParmAtOffset(opts, OPT_vhandle_setaside, "-vhandle-setaside",
1066 CMD_SINGLE, CMD_OPTIONAL,
1067 "# fds reserved for non-cache IO");
1068 cmd_AddParmAtOffset(opts, OPT_vhandle_max_cachesize,
1069 "-vhandle-max-cachesize", CMD_SINGLE, CMD_OPTIONAL,
1071 cmd_AddParmAtOffset(opts, OPT_vhandle_initial_cachesize,
1072 "-vhandle-initial-cachesize", CMD_SINGLE,
1073 CMD_OPTIONAL, "# fds reserved for cache IO");
1075 #ifdef AFS_DEMAND_ATTACH_FS
1077 cmd_AddParmAtOffset(opts, OPT_fs_state_dont_save,
1078 "-fs-state-dont-save", CMD_FLAG, CMD_OPTIONAL,
1079 "disable state save during shutdown");
1080 cmd_AddParmAtOffset(opts, OPT_fs_state_dont_restore,
1081 "-fs-state-dont-restore", CMD_FLAG, CMD_OPTIONAL,
1082 "disable state restore during startup");
1083 cmd_AddParmAtOffset(opts, OPT_fs_state_verify, "-fs-state-verify",
1084 CMD_SINGLE, CMD_OPTIONAL, "none|save|restore|both");
1085 cmd_AddParmAtOffset(opts, OPT_vhashsize, "-vhashsize",
1086 CMD_SINGLE, CMD_OPTIONAL,
1087 "log(2) of # of volume hash buckets");
1088 cmd_AddParmAtOffset(opts, OPT_vlrudisable, "-vlrudisable",
1089 CMD_FLAG, CMD_OPTIONAL, "disable VLRU functionality");
1090 cmd_AddParmAtOffset(opts, OPT_vlruthresh, "-vlruthresh",
1091 CMD_FLAG, CMD_OPTIONAL,
1092 "mins before unused vols become eligible for detach");
1093 cmd_AddParmAtOffset(opts, OPT_vlruinterval, "-vlruinterval",
1094 CMD_FLAG, CMD_OPTIONAL, "secs between VLRU scans");
1095 cmd_AddParmAtOffset(opts, OPT_vlrumax, "-vlrumax", CMD_FLAG, CMD_OPTIONAL,
1096 "max volumes to detach in one scan");
1097 cmd_AddParmAtOffset(opts, OPT_unsafe_nosalvage, "-unsafe-nosalvage",
1098 CMD_FLAG, CMD_OPTIONAL,
1099 "bybass safety checks on volume attach");
1102 /* unrecommend options - should perhaps be CMD_HIDE */
1103 cmd_AddParmAtOffset(opts, OPT_cbwait, "-w", CMD_SINGLE, CMD_OPTIONAL,
1104 "callback wait interval");
1105 cmd_AddParmAtOffset(opts, OPT_novbc, "-novbc", CMD_SINGLE, CMD_FLAG,
1106 "disable callback breaks on reattach");
1108 /* general options */
1109 cmd_AddParmAtOffset(opts, OPT_auditlog, "-auditlog", CMD_SINGLE,
1110 CMD_OPTIONAL, "location of audit log");
1111 cmd_AddParmAtOffset(opts, OPT_auditiface, "-audit-interface", CMD_SINGLE,
1112 CMD_OPTIONAL, "interface to use for audit logging");
1113 cmd_AddParmAtOffset(opts, OPT_debug, "-d", CMD_SINGLE, CMD_OPTIONAL,
1115 cmd_AddParmAtOffset(opts, OPT_mrafslogs, "-mrafslogs", CMD_FLAG,
1116 CMD_OPTIONAL, "enable MRAFS style logging");
1117 cmd_AddParmAtOffset(opts, OPT_threads, "-p", CMD_SINGLE, CMD_OPTIONAL,
1118 "number of threads");
1119 #if !defined(AFS_NT40_ENV)
1120 cmd_AddParmAtOffset(opts, OPT_syslog, "-syslog", CMD_SINGLE_OR_FLAG,
1121 CMD_OPTIONAL, "log to syslog");
1125 cmd_AddParmAtOffset(opts, OPT_peer, "-enable_peer_stats", CMD_FLAG,
1126 CMD_OPTIONAL, "enable RX transport statistics");
1127 cmd_AddParmAtOffset(opts, OPT_process, "-enable_process_stats", CMD_FLAG,
1128 CMD_OPTIONAL, "enable RX RPC statistics");
1129 cmd_AddParmAtOffset(opts, OPT_nojumbo, "-nojumbo", CMD_FLAG,
1130 CMD_OPTIONAL, "disable jumbograms");
1131 cmd_AddParmAtOffset(opts, OPT_jumbo, "-jumbo", CMD_FLAG, CMD_OPTIONAL,
1132 "enable jumbograms");
1133 cmd_AddParmAtOffset(opts, OPT_rxbind, "-rxbind", CMD_FLAG, CMD_OPTIONAL,
1134 "bind only to the primary interface");
1135 cmd_AddParmAtOffset(opts, OPT_rxdbg, "-rxdbg", CMD_FLAG, CMD_OPTIONAL,
1136 "enable rx debugging");
1137 cmd_AddParmAtOffset(opts, OPT_rxdbge, "-rxdbge", CMD_FLAG, CMD_OPTIONAL,
1138 "enable rx event debugging");
1139 cmd_AddParmAtOffset(opts, OPT_rxpck, "-rxpck", CMD_SINGLE, CMD_OPTIONAL,
1140 "# of extra rx packets");
1141 cmd_AddParmAtOffset(opts, OPT_rxmaxmtu, "-rxmaxmtu", CMD_SINGLE,
1142 CMD_OPTIONAL, "maximum MTU for RX");
1143 cmd_AddParmAtOffset(opts, OPT_udpsize, "-udpsize", CMD_SINGLE,
1144 CMD_OPTIONAL, "size of socket buffer in bytes");
1147 cmd_AddParmAtOffset(opts, OPT_dotted, "-allow-dotted-principals",
1148 CMD_FLAG, CMD_OPTIONAL,
1149 "permit Kerberos 5 principals with dots");
1150 cmd_AddParmAtOffset(opts, OPT_realm, "-realm",
1151 CMD_LIST, CMD_OPTIONAL, "local realm");
1152 cmd_AddParmAtOffset(opts, OPT_sync, "-sync",
1153 CMD_SINGLE, CMD_OPTIONAL, "always | onclose | never");
1155 /* testing options */
1156 cmd_AddParmAtOffset(opts, OPT_logfile, "-logfile", CMD_SINGLE,
1157 CMD_OPTIONAL, "location of log file");
1158 cmd_AddParmAtOffset(opts, OPT_config, "-config", CMD_SINGLE,
1159 CMD_OPTIONAL, "configuration location");
1161 code = cmd_Parse(argc, argv, &opts);
1162 if (code == CMD_HELP) {
1168 cmd_OpenConfigFile(AFSDIR_SERVER_CONFIG_FILE_FILEPATH);
1169 cmd_SetCommandName("fileserver");
1171 if (cmd_OptionPresent(opts, OPT_large)
1172 && cmd_OptionPresent(opts, OPT_small)) {
1173 printf("Only one of -L or -S must be specified\n");
1177 if (cmd_OptionPresent(opts, OPT_spare)
1178 && cmd_OptionPresent(opts, OPT_pctspare)) {
1179 printf("Both -spare and -pctspare specified, exiting.\n");
1183 if (cmd_OptionPresent(opts, OPT_large)) {
1187 numberofcbs = 64000;
1193 if (cmd_OptionPresent(opts, OPT_small)) {
1197 numberofcbs = 20000;
1203 cmd_OptionAsFlag(opts, OPT_banner, &printBanner);
1205 if (cmd_OptionAsString(opts, OPT_implicit, &optstring) == 0) {
1206 implicitAdminRights = ParseRights(optstring);
1209 if (implicitAdminRights < 0)
1210 return implicitAdminRights;
1213 #if defined(AFS_SGI_ENV)
1214 cmd_OptionAsFlag(opts, OPT_lock, &SawLock);
1216 cmd_OptionAsFlag(opts, OPT_readonly, &readonlyServer);
1217 cmd_OptionAsFlag(opts, OPT_saneacls, &saneacls);
1218 cmd_OptionAsInt(opts, OPT_buffers, &buffs);
1220 if (cmd_OptionAsInt(opts, OPT_callbacks, &numberofcbs) == 0) {
1221 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1222 printf("number of cbs %d invalid; "
1223 "must be between 10000 and 2147483647\n", numberofcbs);
1228 cmd_OptionAsInt(opts, OPT_vcsize, &volcache);
1229 cmd_OptionAsInt(opts, OPT_lvnodes, &large);
1230 cmd_OptionAsInt(opts, OPT_svnodes, &nSmallVns);
1231 if (cmd_OptionAsInt(opts, OPT_sendsize, &optval) == 0) {
1232 if (optval < 16384) {
1233 printf("Warning:sendsize %d is less than minimum %d; ignoring\n",
1236 sendBufSize = optval;
1239 #if defined(AFS_AIX32_ENV)
1240 if (cmd_OptionAsInt(opts, OPT_minspare, &aixlow_water) == 0) {
1241 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1242 printf("space reserved %d%% invalid; must be between 0-30%\n",
1249 cmd_OptionAsInt(opts, OPT_spare, &BlocksSpare);
1250 if (cmd_OptionAsInt(opts, OPT_pctspare, &PctSpare) == 0) {
1254 if (cmd_OptionAsInt(opts, OPT_hostcpsrefresh, &optval) == 0) {
1255 if ((optval < 1) || (optval > 36)) {
1256 printf("host acl refresh interval of %d hours is invalid; "
1257 "hours must be between 1 and 36\n\n", optval);
1260 hostaclRefresh = optval * 60 * 60;
1263 cmd_OptionAsInt(opts, OPT_vattachthreads, &vol_attach_threads);
1265 cmd_OptionAsInt(opts, OPT_abortthreshold, &abort_threshold);
1267 /* busyat is at the end, as rxpackets has to be set before we can use it */
1268 if (cmd_OptionPresent(opts, OPT_nobusy))
1271 if (cmd_OptionAsInt(opts, OPT_offline_timeout, &offline_timeout) == 0) {
1272 if (offline_timeout < -1) {
1273 printf("Invalid -offline-timeout value %d; the only valid "
1274 "negative value is -1\n", offline_timeout);
1279 if (cmd_OptionAsInt(opts, OPT_offline_shutdown_timeout,
1280 &offline_shutdown_timeout) == 0) {
1281 if (offline_shutdown_timeout < -1) {
1282 printf("Invalid -offline-timeout value %d; the only valid "
1283 "negative value is -1\n", offline_shutdown_timeout);
1288 cmd_OptionAsUint(opts, OPT_vhandle_setaside,
1289 &vol_io_params.fd_handle_setaside);
1290 cmd_OptionAsUint(opts, OPT_vhandle_max_cachesize,
1291 &vol_io_params.fd_max_cachesize);
1292 cmd_OptionAsUint(opts, OPT_vhandle_initial_cachesize,
1293 &vol_io_params.fd_initial_cachesize);
1294 if (cmd_OptionAsString(opts, OPT_sync, &sync_behavior) == 0) {
1295 if (ih_SetSyncBehavior(sync_behavior)) {
1296 printf("Invalid -sync value %s\n", sync_behavior);
1301 #ifdef AFS_DEMAND_ATTACH_FS
1302 if (cmd_OptionPresent(opts, OPT_fs_state_dont_save))
1303 fs_state.options.fs_state_save = 0;
1304 if (cmd_OptionPresent(opts, OPT_fs_state_dont_restore))
1305 fs_state.options.fs_state_restore = 0;
1306 if (cmd_OptionAsString(opts, OPT_fs_state_verify, &optstring) == 0) {
1307 if (strcmp(optstring, "none") == 0) {
1308 fs_state.options.fs_state_verify_before_save = 0;
1309 fs_state.options.fs_state_verify_after_restore = 0;
1310 } else if (strcmp(optstring, "save") == 0) {
1311 fs_state.options.fs_state_verify_after_restore = 0;
1312 } else if (strcmp(optstring, "restore") == 0) {
1313 fs_state.options.fs_state_verify_before_save = 0;
1314 } else if (strcmp(optstring, "both") == 0) {
1317 fprintf(stderr, "invalid argument for -fs-state-verify\n");
1321 if (cmd_OptionAsInt(opts, OPT_vhashsize, &optval) == 0) {
1322 if (VSetVolHashSize(optval)) {
1323 fprintf(stderr, "specified -vhashsize (%d) is invalid or out "
1324 "of range\n", optval);
1328 if (cmd_OptionPresent(opts, OPT_vlrudisable))
1329 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1330 if (cmd_OptionAsInt(opts, OPT_vlruthresh, &optval) == 0)
1331 VLRU_SetOptions(VLRU_SET_THRESH, 60*optval);
1332 if (cmd_OptionAsInt(opts, OPT_vlruinterval, &optval) == 0)
1333 VLRU_SetOptions(VLRU_SET_INTERVAL, optval);
1334 if (cmd_OptionAsInt(opts, OPT_vlrumax, &optval) == 0)
1335 VLRU_SetOptions(VLRU_SET_MAX, optval);
1336 cmd_OptionAsFlag(opts, OPT_unsafe_nosalvage, &unsafe_attach);
1337 #endif /* AFS_DEMAND_ATTACH_FS */
1339 cmd_OptionAsInt(opts, OPT_cbwait, &fiveminutes);
1340 cmd_OptionAsFlag(opts, OPT_novbc, &novbc);
1342 /* general server options */
1343 cmd_OptionAsString(opts, OPT_auditlog, &auditFileName);
1345 if (cmd_OptionAsString(opts, OPT_auditiface, &optstring) == 0) {
1346 if (osi_audit_interface(optstring)) {
1347 printf("Invalid audit interface '%s'\n", optstring);
1354 cmd_OptionAsInt(opts, OPT_debug, &LogLevel);
1355 cmd_OptionAsFlag(opts, OPT_mrafslogs, &mrafsStyleLogs);
1357 if (cmd_OptionAsInt(opts, OPT_threads, &lwps) == 0) {
1358 lwps_max = max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1359 if (lwps > lwps_max)
1365 #ifndef AFS_NT40_ENV
1366 if (cmd_OptionPresent(opts, OPT_syslog)) {
1367 serverLogSyslog = 1;
1368 cmd_OptionAsInt(opts, OPT_syslog, &serverLogSyslogFacility);
1372 if (cmd_OptionPresent(opts, OPT_peer))
1373 rx_enablePeerRPCStats();
1374 if (cmd_OptionPresent(opts, OPT_process))
1375 rx_enableProcessRPCStats();
1376 if (cmd_OptionPresent(opts, OPT_nojumbo))
1378 if (cmd_OptionPresent(opts, OPT_jumbo))
1380 cmd_OptionAsFlag(opts, OPT_rxbind, &rxBind);
1381 cmd_OptionAsFlag(opts, OPT_rxdbg, &rxlog);
1382 cmd_OptionAsFlag(opts, OPT_rxdbge, &eventlog);
1383 cmd_OptionAsInt(opts, OPT_rxpck, &rxpackets);
1385 cmd_OptionAsInt(opts, OPT_rxmaxmtu, &rxMaxMTU);
1387 if (cmd_OptionAsInt(opts, OPT_udpsize, &optval) == 0) {
1388 if (optval < rx_GetMinUdpBufSize()) {
1389 printf("Warning:udpsize %d is less than minimum %d; ignoring\n",
1390 optval, rx_GetMinUdpBufSize());
1392 udpBufSize = optval;
1396 cmd_OptionAsFlag(opts, OPT_dotted, &rxkadDisableDotCheck);
1397 if (cmd_OptionAsList(opts, OPT_realm, &optlist) == 0) {
1399 for (; optlist != NULL; optlist=optlist->next) {
1400 if (strlen(optlist->data) >= AFS_REALM_SZ) {
1401 printf("-realm argument must contain fewer than %d "
1402 "characters.\n", AFS_REALM_SZ);
1405 afsconf_SetLocalRealm(optlist->data); /* overrides krb.conf file, if one */
1409 /* anything setting rxpackets must come before this */
1410 if (cmd_OptionAsInt(opts, OPT_busyat, &optval) == 0) {
1412 printf("Busy threshold %d is too low, will use default.\n",
1414 busy_threshold = 3 * rxpackets / 2;
1416 busy_threshold = optval;
1419 busy_threshold = 3 * rxpackets / 2;
1422 cmd_OptionAsString(opts, OPT_logfile, &logFile);
1423 cmd_OptionAsString(opts, OPT_config, &FS_configPath);
1427 osi_audit_file(auditFileName);
1430 host_thread_quota = 5;
1431 } else if (lwps > 32) {
1432 host_thread_quota = 4;
1433 } else if (lwps > 16) {
1434 host_thread_quota = 3;
1436 host_thread_quota = 2;
1442 /* Once upon a time, in a galaxy far far away, IBM AFS supported the use of
1443 * a file /vice/file/parms, the contents of which would override any command
1444 * line parameters. We no longer support the use of such a file, but we warn
1445 * if we encounter its presence from an older release
1450 struct afs_stat sbuf;
1452 if (afs_stat("/vice/file/parms", &sbuf) == 0) {
1453 ViceLog(0, ("Using /vice/file/parms to override command line "
1454 "options is no longer supported"));
1458 /* Miscellaneous routines */
1460 Die(const char *msg)
1463 ViceLogThenPanic(0, ("%s\n", msg));
1473 * If this fails, it's because something major is wrong, and is not
1474 * likely to be time dependent.
1476 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1479 ("Couldn't initialize protection library; code=%d.\n", code));
1483 opr_Verify(pthread_key_create(&viced_uclient_key, NULL) == 0);
1485 SystemId = SYSADMINID;
1486 SystemAnyUser = ANYUSERID;
1487 SystemAnyUserCPS.prlist_len = 0;
1488 SystemAnyUserCPS.prlist_val = NULL;
1489 AnonCPS.prlist_len = 0;
1490 AnonCPS.prlist_val = NULL;
1492 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1495 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1499 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1502 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1506 AnonymousID = ANONYMOUSID;
1513 static struct ubik_client *cstruct;
1516 vl_Initialize(struct afsconf_dir *dir)
1519 afs_int32 scIndex = RX_SECIDX_NULL;
1520 struct afsconf_cell info;
1521 struct rx_securityClass *sc;
1522 struct rx_connection *serverconns[MAXSERVERS];
1524 memset(serverconns, 0, sizeof(serverconns));
1525 code = afsconf_ClientAuth(dir, &sc, &scIndex);
1527 ViceLog(0, ("Could not get security object for localAuth\n"));
1530 code = afsconf_GetCellInfo(dir, NULL, AFSCONF_VLDBSERVICE, &info);
1533 ("vl_Initialize: Failed to get cell information\n"));
1536 if (info.numServers > MAXSERVERS) {
1538 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1539 info.numServers, MAXSERVERS));
1542 for (i = 0; i < info.numServers; i++)
1544 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1545 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1547 code = ubik_ClientInit(serverconns, &cstruct);
1549 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1555 #define SYSIDMAGIC 0x88aabbcc
1556 #define SYSIDVERSION 1
1561 afs_int32 fd, nentries, i;
1562 struct versionStamp vsn;
1563 struct afs_stat status;
1566 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1567 || (status.st_size <= 0)) {
1568 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1571 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1573 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1577 if (read(fd, (char *)&vsn, sizeof(vsn)) != sizeof(vsn)) {
1579 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1583 if (vsn.magic != SYSIDMAGIC) {
1585 ("%s: wrong magic %x (we support %x)\n",
1586 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1589 if (vsn.version != SYSIDVERSION) {
1591 ("%s: wrong version %d (we support %d)\n",
1592 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1595 if (read(fd, (char *)&uuid, sizeof(struct afsUUID))
1596 != sizeof(struct afsUUID)) {
1598 ("%s: read of uuid failed (%d)\n",
1599 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1602 afs_ntohuuid(&uuid);
1604 if (read(fd, (char *)&nentries, sizeof(afs_int32)) != sizeof(afs_int32)) {
1606 ("%s: Read of entries failed (%d)\n",
1607 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1610 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1612 ("%s: invalid num of interfaces: %d\n",
1613 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1616 if (FS_HostAddr_cnt == 0) {
1617 FS_HostAddr_cnt = nentries;
1618 for (i = 0; i < nentries; i++) {
1619 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1620 sizeof(afs_int32)) {
1622 ("%s: Read of addresses failed (%d)\n",
1623 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1624 FS_HostAddr_cnt = 0; /* reset it */
1630 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1631 AFSDIR_SERVER_SYSID_FILEPATH));
1638 WriteSysIdFile(void)
1641 struct versionStamp vsn;
1642 struct afs_stat status;
1645 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1647 * File exists; keep the old one around
1649 rk_rename(AFSDIR_SERVER_SYSID_FILEPATH,
1650 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1652 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1656 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1660 vsn.magic = SYSIDMAGIC;
1662 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1664 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1669 afs_htonuuid(&uuid);
1671 write(fd, (char *)&uuid,
1672 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1674 ("%s: write of uuid failed (%d)\n",
1675 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1679 write(fd, (char *)&FS_HostAddr_cnt,
1680 sizeof(afs_int32))) != sizeof(afs_int32)) {
1682 ("%s: write of # of entries failed (%d)\n",
1683 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1686 for (i = 0; i < FS_HostAddr_cnt; i++) {
1687 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1688 sizeof(afs_int32)) {
1690 ("%s: write of addresses failed (%d)\n",
1691 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1701 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1702 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1703 * and so we need to convert each of them into HBO which is what the extra
1704 * array called FS_HostAddrs_HBO is used here.
1707 Do_VLRegisterRPC(void)
1711 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1714 for (i = 0; i < FS_HostAddr_cnt; i++)
1715 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1716 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1717 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1718 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1720 if (code == VL_MULTIPADDR) {
1722 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1724 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1726 } else if (code == RXGEN_OPCODE) {
1728 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1729 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1732 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1734 FS_registered = 1; /* Retry in the gc daemon */
1737 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1749 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1751 * Find addresses we are supposed to register as per the netrestrict
1752 * and netinfo files (/usr/afs/local/NetInfo and
1753 * /usr/afs/local/NetRestict)
1758 code = afsconf_ParseNetFiles(FS_HostAddrs, NULL, NULL,
1759 ADDRSPERSITE, reason,
1760 AFSDIR_SERVER_NETINFO_FILEPATH,
1761 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1763 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1766 FS_HostAddr_cnt = (afs_uint32) code;
1769 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1772 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1773 code = FS_HostAddrs[0];
1775 code = htonl(INADDR_ANY);
1780 InitVL(struct afsconf_dir *dir)
1785 * If this fails, it's because something major is wrong, and is not
1786 * likely to be time dependent.
1788 code = vl_Initialize(dir);
1791 ("Couldn't initialize volume location library; code=%d.\n", code));
1795 /* Read or create the sysid file and register the fileserver's
1796 * IP addresses with the vlserver.
1798 code = ReadSysIdFile();
1800 /* Need to create the file */
1801 ViceLog(0, ("Creating new SysID file\n"));
1802 if ((code = afs_uuid_create(&FS_HostUUID))) {
1803 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1807 /* A good sysid file exists; inform the vlserver. If any conflicts,
1808 * we always use the latest interface available as the real truth.
1811 code = Do_VLRegisterRPC();
1816 main(int argc, char *argv[])
1820 struct rx_securityClass **securityClasses;
1821 afs_int32 numClasses;
1822 struct rx_service *tservice;
1823 pthread_t serverPid;
1824 pthread_attr_t tattr;
1826 int minVnodesRequired; /* min size of vnode cache */
1827 #ifndef AFS_NT40_ENV
1828 struct rlimit rlim; /* max number of open file descriptors */
1833 afs_uint32 rx_bindhost;
1834 VolumePackageOptions opts;
1836 #ifdef AFS_AIX32_ENV
1837 struct sigaction nsa;
1839 sigemptyset(&nsa.sa_mask);
1840 nsa.sa_handler = SIG_DFL;
1841 nsa.sa_flags = SA_FULLDUMP;
1842 sigaction(SIGABRT, &nsa, NULL);
1843 sigaction(SIGSEGV, &nsa, NULL);
1847 /* Initialize dirpaths */
1848 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1850 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1852 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1856 /* set ihandle package defaults prior to parsing args */
1859 /* check for the parameter file */
1862 FS_configPath = strdup(AFSDIR_SERVER_ETC_DIRPATH);
1863 logFile = strdup(AFSDIR_SERVER_FILELOG_FILEPATH);
1865 if (ParseArgs(argc, argv)) {
1868 opr_mutex_init(&fileproc_glock_mutex);
1870 #ifdef AFS_SGI_VNODE_GLUE
1871 if (afs_init_kernel_config(-1) < 0) {
1873 ("Can't determine NUMA configuration, not starting fileserver.\n");
1878 confDir = afsconf_Open(FS_configPath);
1880 fprintf(stderr, "Unable to open config directory %s\n",
1885 /* initialize audit user check */
1886 osi_audit_set_user_check(confDir, fs_IsLocalRealmMatch);
1888 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1889 #ifndef AFS_NT40_ENV
1890 serverLogSyslogTag = "fileserver";
1895 LogCommandLine(argc, argv, "starting", "", "File server", FSLog);
1896 if (afsconf_GetLatestKey(confDir, NULL, NULL) == 0) {
1900 #if !defined(AFS_NT40_ENV)
1901 /* initialize the pthread soft signal handler thread */
1905 /* install signal handlers for controlling the fileserver process */
1906 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1907 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1909 #if defined(AFS_SGI_ENV)
1910 /* give this guy a non-degrading priority so help busy servers */
1911 schedctl(NDPRI, 0, NDPNORMMAX);
1914 #elif !defined(AFS_NT40_ENV)
1915 nice(-5); /* TODO: */
1918 #ifdef AFS_DEMAND_ATTACH_FS
1923 if (afs_winsockInit() < 0) {
1924 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
1925 ViceLog(0, ("File server failed to intialize winsock.\n"));
1931 /* if we support more than 16 threads, then we better have the ability
1932 ** to keep open a large number of files simultaneously
1934 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
1935 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
1936 #elif defined(AFS_NT40_ENV)
1937 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
1940 curLimit = 0; /* the number of open file descriptors */
1941 code = getrlimit(RLIMIT_NOFILE, &rlim);
1943 curLimit = rlim.rlim_cur;
1944 rlim.rlim_cur = rlim.rlim_max;
1945 code = setrlimit(RLIMIT_NOFILE, &rlim);
1947 curLimit = rlim.rlim_max;
1950 ViceLog(0, ("Failed to increase open file limit, using default\n"));
1952 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
1954 curLimit -= 32; /* leave a slack of 32 file descriptors */
1955 if (lwps > curLimit) {
1959 lwps = 16; /* default to a maximum of 16 threads */
1961 /* tune the ihandle fd cache accordingly */
1962 if (vol_io_params.fd_max_cachesize < curLimit)
1963 vol_io_params.fd_max_cachesize = curLimit + 1;
1966 ("The system supports a max of %d open files and we are starting %d threads (ihandle fd cache is %d)\n",
1967 curLimit, lwps, vol_io_params.fd_max_cachesize));
1970 /* Initialize volume support */
1972 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
1975 SetLogThreadNumProgram( rx_GetThreadNum );
1977 /* initialize libacl routines */
1978 acl_Initialize(ACL_VERSION);
1980 /* initialize RX support */
1981 #ifndef AFS_NT40_ENV
1982 rxi_syscallp = viced_syscall;
1984 rx_extraPackets = rxpackets;
1985 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
1986 rx_SetBusyThreshold(busy_threshold, VBUSY);
1987 rx_SetCallAbortThreshold(abort_threshold);
1988 rx_SetConnAbortThreshold(abort_threshold);
1990 stackSize = 128 * 1024;
1992 stackSize = lwps * 4000;
1993 if (stackSize < 32000)
1995 else if (stackSize > 44000)
1998 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
1999 rx_SetStackSize(1, stackSize);
2002 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
2003 rx_bindhost = SetupVL();
2005 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2006 ViceLog(0, ("Cannot initialize RX\n"));
2009 if (!rxJumbograms) {
2010 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2013 if (rxMaxMTU != -1) {
2014 if (rx_SetMaxMTU(rxMaxMTU) != 0) {
2015 ViceLog(0, ("rxMaxMTU %d is invalid\n", rxMaxMTU));
2020 rx_SetRxDeadTime(30);
2021 afsconf_SetSecurityFlags(confDir, AFSCONF_SECOPTS_ALWAYSENCRYPT);
2022 afsconf_BuildServerSecurityObjects(confDir, &securityClasses, &numClasses);
2024 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2025 1, /*service name */
2027 securityClasses, numClasses,
2028 RXAFS_ExecuteRequest);
2031 ("Failed to initialize RX, probably two servers running.\n"));
2034 if (rxkadDisableDotCheck) {
2035 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2036 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
2038 rx_SetMinProcs(tservice, 3);
2039 rx_SetMaxProcs(tservice, lwps);
2040 rx_SetCheckReach(tservice, 1);
2041 rx_SetServerIdleDeadErr(tservice, VNOSERVICE);
2044 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
2045 numClasses, RXSTATS_ExecuteRequest);
2047 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2050 rx_SetMinProcs(tservice, 2);
2051 rx_SetMaxProcs(tservice, 4);
2053 /* Some rx debugging */
2054 if (rxlog || eventlog) {
2055 debugFile = afs_fopen("rx_dbg", "w");
2057 rx_debugFile = debugFile;
2059 rxevent_debugFile = debugFile;
2062 init_sys_error_to_et(); /* Set up error table translation */
2063 h_InitHostPackage(host_thread_quota); /* set up local cellname and realmname */
2064 InitCallBack(numberofcbs);
2067 code = InitVL(confDir);
2068 if (code && code != VL_MULTIPADDR) {
2069 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2074 if (code && code != -1) {
2075 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2079 /* allow super users to manage RX statistics */
2080 rx_SetRxStatUserOk(viced_SuperUser);
2082 opr_cv_init(&fsync_cond);
2083 opr_mutex_init(&fsync_glock_mutex);
2085 #if !defined(AFS_DEMAND_ATTACH_FS)
2087 * For DAFS, we do not start the Rx server threads until after
2088 * the volume package is initialized, and fileserver state is
2089 * restored. This is necessary in order to keep host and callback
2090 * package state pristine until we have a chance to restore state.
2092 * Furthermore, startup latency is much lower with dafs, so this
2093 * shouldn't pose a serious problem.
2095 rx_StartServer(0); /* now start handling requests */
2098 /* we ensure that there is enough space in the vnode buffer to satisfy
2099 ** requests from all concurrent threads.
2100 ** the maximum number of vnodes used by a single thread at any one time
2101 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2102 ** two vSmall for linking files and two vLarge and one vSmall for linking
2105 minVnodesRequired = 2 * lwps + 1;
2106 if (minVnodesRequired > nSmallVns) {
2107 nSmallVns = minVnodesRequired;
2109 ("Overriding -s command line parameter with %d\n",
2112 if (minVnodesRequired > large) {
2113 large = minVnodesRequired;
2114 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2117 /* We now do this after getting the listener up and running, so that client
2118 * connections don't timeout (maybe) if a file server is restarted, since it
2119 * will be available "real soon now". Worry about whether we can satisfy the
2120 * calls in the volume package itself.
2122 VOptDefaults(fileServer, &opts);
2123 opts.nLargeVnodes = large;
2124 opts.nSmallVnodes = nSmallVns;
2125 opts.volcache = volcache;
2126 opts.unsafe_attach = unsafe_attach;
2127 if (offline_timeout != -1) {
2128 opts.interrupt_rxcall = rx_InterruptCall;
2129 opts.offline_timeout = offline_timeout;
2131 if (offline_shutdown_timeout == -1) {
2132 /* default to -offline-timeout, if shutdown-specific timeout is not
2134 opts.offline_shutdown_timeout = offline_timeout;
2136 opts.interrupt_rxcall = rx_InterruptCall;
2137 opts.offline_shutdown_timeout = offline_shutdown_timeout;
2140 if (VInitVolumePackage2(fileServer, &opts)) {
2142 ("Shutting down: errors encountered initializing volume package\n"));
2147 /* Install handler to catch the shutdown signal;
2148 * bosserver assumes SIGQUIT shutdown
2150 #if !defined(AFS_NT40_ENV)
2151 softsig_signal(SIGQUIT, ShutDown_Signal);
2153 (void)signal(SIGQUIT, ShutDown_Signal);
2156 if (VInitAttachVolumes(fileServer)) {
2158 ("Shutting down: errors encountered initializing volume package\n"));
2163 #ifdef AFS_DEMAND_ATTACH_FS
2164 if (fs_state.options.fs_state_restore) {
2167 * restore fileserver state */
2170 rx_StartServer(0); /* now start handling requests */
2171 #endif /* AFS_DEMAND_ATTACH_FS */
2174 * We are done calling fopen/fdopen. It is safe to use a large
2175 * of the file descriptor cache.
2179 ViceLog(5, ("Starting pthreads\n"));
2180 opr_Verify(pthread_attr_init(&tattr) == 0);
2181 opr_Verify(pthread_attr_setdetachstate(&tattr,
2182 PTHREAD_CREATE_DETACHED) == 0);
2184 opr_Verify(pthread_create(&serverPid, &tattr, FiveMinuteCheckLWP,
2185 &fiveminutes) == 0);
2186 opr_Verify(pthread_create(&serverPid, &tattr, HostCheckLWP,
2187 &fiveminutes) == 0);
2188 opr_Verify(pthread_create(&serverPid, &tattr, FsyncCheckLWP,
2189 &fiveminutes) == 0);
2191 gettimeofday(&tp, 0);
2194 * Figure out the FileServer's name and primary address.
2196 ViceLog(0, ("Getting FileServer name...\n"));
2197 code = gethostname(FS_HostName, 64);
2199 ViceLog(0, ("gethostname() failed\n"));
2201 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2203 ViceLog(0, ("Getting FileServer address...\n"));
2204 he = gethostbyname(FS_HostName);
2206 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2209 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2210 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2211 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2213 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2214 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2218 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
2219 localtime_r(&t, &tm));
2220 ViceLog(0, ("File Server started %s\n", tbuffer));
2221 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2223 sleep(1000); /* long time */