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;
97 pthread_mutex_t fsync_glock_mutex;
98 pthread_cond_t fsync_cond;
101 # define NT_OPEN_MAX 1024 /* This is an arbitrary no. we came up with for
102 * now. We hope this will be replaced by a more
103 * intelligent estimate later. */
106 int SystemId; /* ViceID of "Administrators" */
107 int SystemAnyUser; /* Viceid of "System:AnyUser" */
108 prlist SystemAnyUserCPS; /* CPS for "system:AnyUser */
109 int AnonymousID = 0; /* ViceId of "Anonymous" */
110 prlist AnonCPS; /* CPS for "Anonymous" */
112 struct afsconf_dir *confDir; /* Configuration dir object */
114 int restartMode = RESTART_ORDINARY;
117 * Home for the performance statistics.
119 struct afs_PerfStats afs_perfstats;
122 extern int Statistics;
127 int rxJumbograms = 0; /* default is to not send and receive jumbograms. */
128 int rxBind = 0; /* don't bind */
129 int rxkadDisableDotCheck = 0; /* disable check for dot in principal name */
131 afs_int32 implicitAdminRights = PRSFS_LOOKUP; /* The ADMINISTER right is
133 afs_int32 readonlyServer = 0;
136 int stackSize = 24000;
137 int fiveminutes = 300; /* 5 minutes. Change this for debugging only */
138 int CurrentConnections = 0;
139 int hostaclRefresh = 7200; /* refresh host clients' acls every 2 hrs */
140 #if defined(AFS_SGI_ENV)
146 * seconds to wait until forcing a panic during ShutDownAndCore(PANIC)
147 * in case we get stuck.
149 #ifdef AFS_DEMAND_ATTACH_FS
150 static int panic_timeout = 2 * 60;
152 static int panic_timeout = 30 * 60;
155 int rxpackets = 150; /* 100 */
156 int nSmallVns = 400; /* 200 */
157 int large = 400; /* 200 */
158 int volcache = 400; /* 400 */
159 int numberofcbs = 60000; /* 60000 */
160 int lwps = 9; /* 6 */
161 int buffs = 90; /* 70 */
162 int novbc = 0; /* Enable Volume Break calls */
163 int busy_threshold = 600;
164 int abort_threshold = 10;
165 int udpBufSize = 0; /* UDP buffer size for receive */
166 int sendBufSize = 16384; /* send buffer size */
167 int saneacls = 0; /* Sane ACLs Flag */
168 static int unsafe_attach = 0; /* avoid inUse check on vol attach? */
169 static int offline_timeout = -1; /* -offline-timeout option */
170 static int offline_shutdown_timeout = -1; /* -offline-shutdown-timeout option */
174 pthread_key_t viced_uclient_key;
177 * FileServer's name and IP address, both network byte order and
180 #define ADDRSPERSITE 16 /* Same global is in rx/rx_user.c */
182 char FS_HostName[128] = "localhost";
183 char *FS_configPath = NULL;
184 afs_uint32 FS_HostAddr_NBO;
185 afs_uint32 FS_HostAddr_HBO;
186 afs_uint32 FS_HostAddrs[ADDRSPERSITE], FS_HostAddr_cnt = 0, FS_registered = 0;
187 /* All addresses in FS_HostAddrs are in NBO */
190 #ifdef AFS_DEMAND_ATTACH_FS
193 * fileserver mode support
195 * during fileserver shutdown, we have to track the graceful shutdown of
196 * certain background threads before we are allowed to dump state to
200 # if !defined(PTHREAD_RWLOCK_INITIALIZER) && defined(AFS_DARWIN80_ENV)
201 # define PTHREAD_RWLOCK_INITIALIZER {0x2DA8B3B4, {0}}
204 # ifndef AFS_NT40_ENV
205 struct fs_state fs_state =
212 PTHREAD_COND_INITIALIZER,
213 PTHREAD_RWLOCK_INITIALIZER
215 # else /* AFS_NT40_ENV */
216 struct fs_state fs_state;
218 static int fs_stateInit(void)
220 fs_state.mode = FS_MODE_NORMAL;
221 fs_state.FiveMinuteLWP_tranquil = 0;
222 fs_state.HostCheckLWP_tranquil = 0;
223 fs_state.FsyncCheckLWP_tranquil = 0;
224 fs_state.salvsync_fatal_error = 0;
226 fs_state.options.fs_state_save = 1;
227 fs_state.options.fs_state_restore = 1;
228 fs_state.options.fs_state_verify_before_save = 1;
229 fs_state.options.fs_state_verify_after_restore = 1;
231 opr_cv_init(&fs_state.worker_done_cv, "worker done");
232 opr_Verify(pthread_rwlock_init(&fs_state.state_lock, NULL) == 0);
234 # endif /* AFS_NT40_ENV */
235 #endif /* AFS_DEMAND_ATTACH_FS */
238 * Home for the performance statistics.
243 CheckDescriptors(void *unused)
246 struct afs_stat status;
247 int tsize = getdtablesize();
249 for (i = 0; i < tsize; i++) {
250 if (afs_fstat(i, &status) != -1) {
251 printf("%d: dev %x, inode %u, length %u, type/mode %x\n", i,
252 (unsigned int) status.st_dev,
253 (unsigned int) status.st_ino,
254 (unsigned int) status.st_size,
259 ResetCheckDescriptors();
262 } /*CheckDescriptors */
266 CheckSignal_Signal(int x)
272 ShutDown_Signal(int x)
278 CheckDescriptors_Signal(int x)
280 CheckDescriptors(NULL);
283 /* check whether caller is authorized to perform admin operations */
285 viced_SuperUser(struct rx_call *call)
287 return afsconf_SuperUser(confDir, call, NULL);
291 * Return true if this name is a member of the local realm.
294 fs_IsLocalRealmMatch(void *rock, char *name, char *inst, char *cell)
296 struct afsconf_dir *dir = (struct afsconf_dir *)rock;
297 afs_int32 islocal = 0; /* default to no */
300 code = afsconf_IsLocalRealmMatch(dir, &islocal, name, inst, cell);
303 ("Failed local realm check; code=%d, name=%s, inst=%s, cell=%s\n",
304 code, name, inst, cell));
310 ResetCheckSignal(void)
314 #if defined(AFS_HPUX_ENV)
316 #elif defined(AFS_NT40_ENV)
322 #if !defined(AFS_NT40_ENV)
323 softsig_signal(signo, CheckSignal_Signal);
325 signal(signo, CheckSignal_Signal);
330 ResetCheckDescriptors(void)
333 softsig_signal(SIGTERM, CheckDescriptors_Signal);
339 viced_syscall(afs_uint32 a3, afs_uint32 a4, void *a5)
342 # ifndef AFS_LINUX20_ENV
345 old = (void (*)(int))signal(SIGSYS, SIG_IGN);
347 rcode = syscall(AFS_SYSCALL, 28 /* AFSCALL_CALL */ , a3, a4, a5);
348 # ifndef AFS_LINUX20_ENV
356 #if !defined(AFS_NT40_ENV)
357 # include "AFS_component_version_number.c"
358 #endif /* !AFS_NT40_ENV */
360 #define MAXADMINNAME 64
361 char adminName[MAXADMINNAME];
367 struct afs_stat status;
369 if ((afs_stat("/AdminName", &status)) || /* if file does not exist */
370 (status.st_size <= 0) || /* or it is too short */
371 (status.st_size >= (MAXADMINNAME)) || /* or it is too long */
372 !(fd = afs_open("/AdminName", O_RDONLY, 0))) { /* or the open fails */
373 strcpy(adminName, "System:Administrators"); /* use the default name */
375 (void)read(fd, adminName, status.st_size); /* use name from the file */
378 close(fd); /* close fd if it was opened */
380 } /*CheckAdminName */
386 #if !defined(AFS_NT40_ENV)
389 /* set our 'thread-id' so that the host hold table works */
390 threadId = rx_SetThreadNum();
391 afs_pthread_setname_self(s);
392 ViceLog(0, ("Set thread id 0x%x for '%s'\n", threadId, s));
396 /* This LWP does things roughly every 5 minutes */
398 FiveMinuteCheckLWP(void *unused)
403 ViceLog(1, ("Starting five minute check process\n"));
404 setThreadId("FiveMinuteCheckLWP");
406 #ifdef AFS_DEMAND_ATTACH_FS
408 while (fs_state.mode == FS_MODE_NORMAL) {
409 fs_state.FiveMinuteLWP_tranquil = 1;
417 #ifdef AFS_DEMAND_ATTACH_FS
419 if (fs_state.mode != FS_MODE_NORMAL) {
422 fs_state.FiveMinuteLWP_tranquil = 0;
426 /* close the log so it can be removed */
427 ReOpenLog(AFSDIR_SERVER_FILELOG_FILEPATH); /* don't trunc, just append */
428 ViceLog(2, ("Cleaning up timed out callbacks\n"));
429 if (CleanupTimedOutCallBacks())
430 ViceLog(5, ("Timed out callbacks deleted\n"));
431 ViceLog(2, ("Set disk usage statistics\n"));
433 if (FS_registered == 1)
435 /* Force wakeup in case we missed something; pthreads does timedwait */
436 if (printBanner && (++msg & 1)) { /* Every 10 minutes */
437 time_t now = time(NULL);
439 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
440 localtime_r(&now, &tm));
442 ("File server is running at %s\n", tbuffer));
444 #ifdef AFS_DEMAND_ATTACH_FS
448 #ifdef AFS_DEMAND_ATTACH_FS
449 fs_state.FiveMinuteLWP_tranquil = 1;
451 opr_cv_broadcast(&fs_state.worker_done_cv);
456 } /*FiveMinuteCheckLWP */
459 /* This LWP does host checks every 5 minutes: it should not be used for
460 * other 5 minute activities because it may be delayed by timeouts when
461 * it probes the workstations
465 HostCheckLWP(void *unused)
467 ViceLog(1, ("Starting Host check process\n"));
468 setThreadId("HostCheckLWP");
469 #ifdef AFS_DEMAND_ATTACH_FS
471 while (fs_state.mode == FS_MODE_NORMAL) {
472 fs_state.HostCheckLWP_tranquil = 1;
480 #ifdef AFS_DEMAND_ATTACH_FS
482 if (fs_state.mode != FS_MODE_NORMAL) {
485 fs_state.HostCheckLWP_tranquil = 0;
489 ViceLog(2, ("Checking for dead venii & clients\n"));
492 #ifdef AFS_DEMAND_ATTACH_FS
496 #ifdef AFS_DEMAND_ATTACH_FS
497 fs_state.HostCheckLWP_tranquil = 1;
499 opr_cv_broadcast(&fs_state.worker_done_cv);
506 /* This LWP does fsync checks every 5 minutes: it should not be used for
507 * other 5 minute activities because it may be delayed by timeouts when
508 * it probes the workstations
511 FsyncCheckLWP(void *unused)
514 struct timespec fsync_next;
515 ViceLog(1, ("Starting fsync check process\n"));
517 setThreadId("FsyncCheckLWP");
519 #ifdef AFS_DEMAND_ATTACH_FS
521 while (fs_state.mode == FS_MODE_NORMAL) {
522 fs_state.FsyncCheckLWP_tranquil = 1;
528 /* rounding is fine */
529 fsync_next.tv_nsec = 0;
530 fsync_next.tv_sec = time(0) + fiveminutes;
532 code = opr_cv_timedwait(&fsync_cond, &fsync_glock_mutex,
534 if (code != 0 && code != ETIMEDOUT)
535 ViceLog(0, ("pthread_cond_timedwait returned %d\n", code));
538 #ifdef AFS_DEMAND_ATTACH_FS
540 if (fs_state.mode != FS_MODE_NORMAL) {
543 fs_state.FsyncCheckLWP_tranquil = 0;
545 #endif /* AFS_DEMAND_ATTACH_FS */
547 ViceLog(2, ("Checking for fsync events\n"));
549 code = BreakLaterCallBacks();
551 #ifdef AFS_DEMAND_ATTACH_FS
555 #ifdef AFS_DEMAND_ATTACH_FS
556 fs_state.FsyncCheckLWP_tranquil = 1;
558 opr_cv_broadcast(&fs_state.worker_done_cv);
561 #endif /* AFS_DEMAND_ATTACH_FS */
565 /*------------------------------------------------------------------------
566 * PRIVATE ClearXStatValues
569 * Initialize all of the values collected via the xstat
579 * Must be called during File Server initialization.
583 *------------------------------------------------------------------------*/
586 ClearXStatValues(void)
587 { /*ClearXStatValues */
589 struct fs_stats_opTimingData *opTimeP; /*Ptr to timing struct */
590 struct fs_stats_xferData *opXferP; /*Ptr to xfer struct */
591 int i; /*Loop counter */
594 * Zero all xstat-related structures.
596 memset((&afs_perfstats), 0, sizeof(struct afs_PerfStats));
597 memset((&afs_FullPerfStats), 0,
598 sizeof(struct fs_stats_FullPerfStats));
601 * That's not enough. We have to set reasonable minima for
602 * time and xfer values in the detailed stats.
604 opTimeP = &(afs_FullPerfStats.det.rpcOpTimes[0]);
605 for (i = 0; i < FS_STATS_NUM_RPC_OPS; i++, opTimeP++)
606 opTimeP->minTime.tv_sec = 999999;
608 opXferP = &(afs_FullPerfStats.det.xferOpTimes[0]);
609 for (i = 0; i < FS_STATS_NUM_XFER_OPS; i++, opXferP++) {
610 opXferP->minTime.tv_sec = 999999;
611 opXferP->minBytes = 999999999;
615 * There's more. We have to set our unique system identifier, as
616 * declared in param.h. If such a thing is not defined, we bitch
617 * and declare ourselves to be an unknown system type.
620 afs_perfstats.sysname_ID = SYS_NAME_ID;
622 # ifndef AFS_NT40_ENV
623 ViceLog(0, ("Sys name ID constant not defined in param.h!!\n"));
624 ViceLog(0, ("[Choosing ``undefined'' sys name ID.\n"));
626 afs_perfstats.sysname_ID = SYS_NAME_ID_UNDEFINED;
627 # endif /* SYS_NAME_ID */
629 } /*ClearXStatValues */
631 int CopyOnWrite_calls = 0, CopyOnWrite_off0 = 0, CopyOnWrite_size0 = 0;
632 afs_fsize_t CopyOnWrite_maxsize = 0;
637 int dirbuff, dircall, dirio;
639 int workstations, activeworkstations, delworkstations;
643 #ifdef AFS_DEMAND_ATTACH_FS
647 gettimeofday(&tpl, 0);
649 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
650 localtime_r(&StartTime, &tm));
651 ViceLog(0, ("Vice was last started at %s\n", tbuffer));
653 #ifdef AFS_DEMAND_ATTACH_FS
654 if (LogLevel >= 125) {
655 stats_flags = VOL_STATS_PER_CHAIN2;
656 } else if (LogLevel >= 25) {
657 stats_flags = VOL_STATS_PER_CHAIN;
659 VPrintExtendedCacheStats(stats_flags);
663 DStat(&dirbuff, &dircall, &dirio);
665 ("With %d directory buffers; %d reads resulted in %d read I/Os\n",
666 dirbuff, dircall, dirio));
667 rx_PrintStats(stderr);
668 audit_PrintStats(stderr);
670 PrintCallBackStats();
672 processSize = -1; /* TODO: */
674 processSize = (int)((long)sbrk(0) >> 10);
677 ("There are %d connections, process size %d\n",
678 CurrentConnections, processSize));
679 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
680 tpl.tv_sec - 15 * 60);
682 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
683 workstations, activeworkstations, delworkstations));
684 ViceLog(0, ("CopyOnWrite: calls %d off0 %d size0 %d maxsize 0x%llx\n",
685 CopyOnWrite_calls, CopyOnWrite_off0, CopyOnWrite_size0, CopyOnWrite_maxsize));
694 CheckSignal(void *unused)
696 if (FS_registered > 0) {
698 * We have proper ip addresses; tell the vlserver what we got; the following
699 * routine will do the proper reporting for us
712 ShutdownWatchdogLWP(void *unused)
714 afs_pthread_setname_self("ShutdownWatchdog");
715 sleep(panic_timeout);
716 ViceLogThenPanic(0, ("ShutdownWatchdogLWP: Failed to shutdown and panic "
717 "within %d seconds; forcing panic\n",
723 ShutDownAndCore(int dopanic)
725 time_t now = time(NULL);
730 pthread_t watchdogPid;
731 pthread_attr_t tattr;
732 opr_Verify(pthread_attr_init(&tattr) == 0);
733 opr_Verify(pthread_create(&watchdogPid, &tattr,
734 ShutdownWatchdogLWP, NULL) == 0);
737 /* do not allows new reqests to be served from now on, all new requests
738 * are returned with an error code of RX_RESTARTING ( transient failure ) */
739 rx_SetRxTranquil(); /* dhruba */
743 #ifdef AFS_DEMAND_ATTACH_FS
745 if (fs_state.mode == FS_MODE_SHUTDOWN) {
746 /* it is possible for at least fs_stateSave() (called below) to call
747 * ShutDownAndCore if there's host list corruption; prevent
748 * deinitializing some stuff twice */
749 ViceLog(0, ("ShutDownAndCore called during shutdown? Skipping volume "
750 "and host package shutdown\n"));
754 fs_state.mode = FS_MODE_SHUTDOWN;
758 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
759 localtime_r(&now, &tm));
760 ViceLog(0, ("Shutting down file server at %s\n", tbuffer));
762 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
767 /* shut down volume package */
770 #ifdef AFS_DEMAND_ATTACH_FS
771 if (fs_state.options.fs_state_save) {
774 * save fileserver state to disk */
777 ViceLog(0, ("Not saving fileserver state; abnormal shutdown\n"));
780 /* make sure background threads have finished all of their asynchronous
781 * work on host and callback structures */
783 while (!fs_state.FiveMinuteLWP_tranquil ||
784 !fs_state.HostCheckLWP_tranquil ||
785 !fs_state.FsyncCheckLWP_tranquil) {
788 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
789 opr_cv_wait(&fs_state.worker_done_cv, &fileproc_glock_mutex);
795 /* ok. it should now be fairly safe. let's do the state dump */
801 #endif /* AFS_DEMAND_ATTACH_FS */
804 rx_PrintStats(debugFile);
808 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
809 localtime_r(&now, &tm));
811 ViceLog(0, ("File server has terminated abnormally at %s\n", tbuffer));
813 ViceLog(0, ("File server has terminated normally at %s\n", tbuffer));
816 if (dopanic) /* XXX pass in file and line? */
817 osi_Panic("Panic requested\n");
823 ShutDown(void *unused)
824 { /* backward compatibility */
825 ShutDownAndCore(DONTPANIC);
830 ParseRights(char *arights)
836 if (!arights || !strcmp(arights, "")) {
837 printf("Missing list of mode bits on -implicit option\n");
840 if (!strcmp(arights, "none"))
842 else if (!strcmp(arights, "read"))
843 mode = PRSFS_READ | PRSFS_LOOKUP;
844 else if (!strcmp(arights, "write"))
846 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
847 PRSFS_WRITE | PRSFS_LOCK;
848 else if (!strcmp(arights, "all"))
850 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
851 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
853 len = strlen(arights);
854 for (i = 0; i < len; i++) {
859 mode |= PRSFS_LOOKUP;
861 mode |= PRSFS_INSERT;
863 mode |= PRSFS_DELETE;
869 mode |= PRSFS_ADMINISTER;
887 printf("Illegal -implicit rights character '%c'.\n", tc);
896 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
897 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
900 * AIX: sysconf() limit is real
901 * HP-UX: sysconf() limit is real
902 * IRIX: sysconf() limit is apparently NOT real -- too small
903 * DUX: sysconf() limit is apparently NOT real -- too big
904 * Linux: sysconf() limit is apparently NOT real -- too big
905 * Solaris: no sysconf() limit
908 max_fileserver_thread(void)
910 #if defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV)
913 ans = sysconf(_SC_THREAD_THREADS_MAX);
914 if (0 < ans && ans < MAX_FILESERVER_THREAD)
917 return MAX_FILESERVER_THREAD;
921 extern ih_init_params vol_io_params;
946 OPT_offline_shutdown_timeout,
947 OPT_vhandle_setaside,
948 OPT_vhandle_max_cachesize,
949 OPT_vhandle_initial_cachesize,
950 OPT_fs_state_dont_save,
951 OPT_fs_state_dont_restore,
958 OPT_unsafe_nosalvage,
985 ParseArgs(int argc, char *argv[])
989 char *optstring = NULL;
990 struct cmd_item *optlist;
991 struct cmd_syndesc *opts;
994 char *auditFileName = NULL;
996 #if defined(AFS_AIX32_ENV)
997 extern int aixlow_water;
1000 opts = cmd_CreateSyntax(NULL, NULL, NULL, NULL);
1002 /* fileserver options */
1003 cmd_AddParmAtOffset(opts, OPT_large, "-L", CMD_FLAG,
1004 CMD_OPTIONAL, "defaults for a 'large' server");
1005 cmd_AddParmAtOffset(opts, OPT_small, "-S", CMD_FLAG,
1006 CMD_OPTIONAL, "defaults for a 'small' server");
1008 cmd_AddParmAtOffset(opts, OPT_banner, "-banner", CMD_FLAG,
1009 CMD_OPTIONAL, "print regular banners to log");
1010 cmd_AddParmAtOffset(opts, OPT_implicit, "-implicit", CMD_SINGLE,
1011 CMD_OPTIONAL, "implicit admin access bits");
1013 #if defined(AFS_SGI_ENV)
1014 cmd_AddParmAtOffset(opts, OPT_lock, "-lock", CMD_FLAG,
1015 CMD_OPTIONAL, "lock filserver binary in memory");
1017 cmd_AddParmAtOffset(opts, OPT_readonly, "-readonly", CMD_FLAG,
1018 CMD_OPTIONAL, "be a readonly fileserver");
1019 cmd_AddParmAtOffset(opts, OPT_saneacls, "-saneacls", CMD_FLAG,
1020 CMD_OPTIONAL, "set the saneacls capability bit");
1022 cmd_AddParmAtOffset(opts, OPT_buffers, "-b", CMD_SINGLE,
1023 CMD_OPTIONAL, "buffers");
1024 cmd_AddParmAtOffset(opts, OPT_callbacks, "-cb", CMD_SINGLE,
1025 CMD_OPTIONAL, "number of callbacks");
1026 cmd_AddParmAtOffset(opts, OPT_vcsize, "-vc", CMD_SINGLE,
1027 CMD_OPTIONAL, "volume cachesize");
1028 cmd_AddParmAtOffset(opts, OPT_lvnodes, "-l", CMD_SINGLE,
1029 CMD_OPTIONAL, "large vnodes");
1030 cmd_AddParmAtOffset(opts, OPT_svnodes, "-s", CMD_SINGLE,
1031 CMD_OPTIONAL, "small vnodes");
1032 cmd_AddParmAtOffset(opts, OPT_sendsize, "-sendsize", CMD_SINGLE,
1033 CMD_OPTIONAL, "size of send buffer in bytes");
1035 #if defined(AFS_AIX32_ENV)
1036 cmd_AddParmAtOffset(opts, OPT_minspare, "-m", CMD_SINGLE,
1037 CMD_OPTIONAL, "minimum percentage spare in partition");
1040 cmd_AddParmAtOffset(opts, OPT_spare, "-spare", CMD_SINGLE,
1041 CMD_OPTIONAL, "kB overage on volume quota");
1042 cmd_AddParmAtOffset(opts, OPT_pctspare, "pctspare", CMD_SINGLE,
1043 CMD_OPTIONAL, "percentage overage on volume quota");
1045 cmd_AddParmAtOffset(opts, OPT_hostcpsrefresh, "-hr", CMD_SINGLE,
1046 CMD_OPTIONAL, "hours between host CPS refreshes");
1048 cmd_AddParmAtOffset(opts, OPT_vattachthreads, "-vattachpar", CMD_SINGLE,
1049 CMD_OPTIONAL, "# of volume attachment threads");
1051 cmd_AddParmAtOffset(opts, OPT_abortthreshold, "-abortthreshold",
1052 CMD_SINGLE, CMD_OPTIONAL,
1054 cmd_AddParmAtOffset(opts, OPT_busyat, "-busyat", CMD_SINGLE, CMD_OPTIONAL,
1055 "# of queued entries after which server is busy");
1056 cmd_AddParmAtOffset(opts, OPT_nobusy, "-nobusy", CMD_FLAG, CMD_OPTIONAL,
1057 "send VRESTARTING while restarting the server");
1059 cmd_AddParmAtOffset(opts, OPT_offline_timeout, "-offline-timeout",
1060 CMD_SINGLE, CMD_OPTIONAL,
1061 "timeout for offlining volumes");
1062 cmd_AddParmAtOffset(opts, OPT_offline_shutdown_timeout,
1063 "-offline-shutdown-timeout", CMD_SINGLE, CMD_OPTIONAL,
1064 "timeout offlining volumes during shutdown");
1066 cmd_AddParmAtOffset(opts, OPT_vhandle_setaside, "-vhandle-setaside",
1067 CMD_SINGLE, CMD_OPTIONAL,
1068 "# fds reserved for non-cache IO");
1069 cmd_AddParmAtOffset(opts, OPT_vhandle_max_cachesize,
1070 "-vhandle-max-cachesize", CMD_SINGLE, CMD_OPTIONAL,
1072 cmd_AddParmAtOffset(opts, OPT_vhandle_initial_cachesize,
1073 "-vhandle-initial-cachesize", CMD_SINGLE,
1074 CMD_OPTIONAL, "# fds reserved for cache IO");
1076 #ifdef AFS_DEMAND_ATTACH_FS
1078 cmd_AddParmAtOffset(opts, OPT_fs_state_dont_save,
1079 "-fs-state-dont-save", CMD_FLAG, CMD_OPTIONAL,
1080 "disable state save during shutdown");
1081 cmd_AddParmAtOffset(opts, OPT_fs_state_dont_restore,
1082 "-fs-state-dont-restore", CMD_FLAG, CMD_OPTIONAL,
1083 "disable state restore during startup");
1084 cmd_AddParmAtOffset(opts, OPT_fs_state_verify, "-fs-state-verify",
1085 CMD_SINGLE, CMD_OPTIONAL, "none|save|restore|both");
1086 cmd_AddParmAtOffset(opts, OPT_vhashsize, "-vhashsize",
1087 CMD_SINGLE, CMD_OPTIONAL,
1088 "log(2) of # of volume hash buckets");
1089 cmd_AddParmAtOffset(opts, OPT_vlrudisable, "-vlrudisable",
1090 CMD_FLAG, CMD_OPTIONAL, "disable VLRU functionality");
1091 cmd_AddParmAtOffset(opts, OPT_vlruthresh, "-vlruthresh",
1092 CMD_FLAG, CMD_OPTIONAL,
1093 "mins before unused vols become eligible for detach");
1094 cmd_AddParmAtOffset(opts, OPT_vlruinterval, "-vlruinterval",
1095 CMD_FLAG, CMD_OPTIONAL, "secs between VLRU scans");
1096 cmd_AddParmAtOffset(opts, OPT_vlrumax, "-vlrumax", CMD_FLAG, CMD_OPTIONAL,
1097 "max volumes to detach in one scan");
1098 cmd_AddParmAtOffset(opts, OPT_unsafe_nosalvage, "-unsafe-nosalvage",
1099 CMD_FLAG, CMD_OPTIONAL,
1100 "bybass safety checks on volume attach");
1103 /* unrecommend options - should perhaps be CMD_HIDE */
1104 cmd_AddParmAtOffset(opts, OPT_stack, "-k", CMD_SINGLE, CMD_OPTIONAL,
1106 cmd_AddParmAtOffset(opts, OPT_cbwait, "-w", CMD_SINGLE, CMD_OPTIONAL,
1107 "callback wait interval");
1108 cmd_AddParmAtOffset(opts, OPT_novbc, "-novbc", CMD_SINGLE, CMD_FLAG,
1109 "disable callback breaks on reattach");
1111 /* general options */
1112 cmd_AddParmAtOffset(opts, OPT_auditlog, "-auditlog", CMD_SINGLE,
1113 CMD_OPTIONAL, "location of audit log");
1114 cmd_AddParmAtOffset(opts, OPT_auditiface, "-audit-interface", CMD_SINGLE,
1115 CMD_OPTIONAL, "interface to use for audit logging");
1116 cmd_AddParmAtOffset(opts, OPT_config, "-config", CMD_SINGLE, CMD_OPTIONAL,
1117 "configuration location");
1118 cmd_AddParmAtOffset(opts, OPT_debug, "-d", CMD_SINGLE, CMD_OPTIONAL,
1120 cmd_AddParmAtOffset(opts, OPT_logfile, "-logfile", CMD_SINGLE,
1121 CMD_OPTIONAL, "location of logfile");
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");
1160 code = cmd_Parse(argc, argv, &opts);
1164 /* XXX - cmd_OptionAsString(opts, OPT_config, &configDir); */
1166 cmd_OpenConfigFile(AFSDIR_SERVER_CONFIG_FILE_FILEPATH);
1167 cmd_SetCommandName("fileserver");
1169 if (cmd_OptionPresent(opts, OPT_large)
1170 && cmd_OptionPresent(opts, OPT_small)) {
1171 printf("Only one of -L or -S must be specified\n");
1175 if (cmd_OptionPresent(opts, OPT_spare)
1176 && cmd_OptionPresent(opts, OPT_pctspare)) {
1177 printf("Both -spare and -pctspare specified, exiting.\n");
1181 if (cmd_OptionPresent(opts, OPT_large)) {
1185 numberofcbs = 64000;
1191 if (cmd_OptionPresent(opts, OPT_small)) {
1195 numberofcbs = 20000;
1201 cmd_OptionAsFlag(opts, OPT_banner, &printBanner);
1203 if (cmd_OptionAsString(opts, OPT_implicit, &optstring) == 0) {
1204 implicitAdminRights = ParseRights(optstring);
1207 if (implicitAdminRights < 0)
1208 return implicitAdminRights;
1211 #if defined(AFS_SGI_ENV)
1212 cmd_OptionAsFlag(opts, OPT_lock, &SawLock);
1214 cmd_OptionAsFlag(opts, OPT_readonly, &readonlyServer);
1215 cmd_OptionAsFlag(opts, OPT_saneacls, &saneacls);
1216 cmd_OptionAsInt(opts, OPT_buffers, &buffs);
1218 if (cmd_OptionAsInt(opts, OPT_callbacks, &numberofcbs) == 0) {
1219 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1220 printf("number of cbs %d invalid; "
1221 "must be between 10000 and 2147483647\n", numberofcbs);
1226 cmd_OptionAsInt(opts, OPT_vcsize, &volcache);
1227 cmd_OptionAsInt(opts, OPT_lvnodes, &large);
1228 cmd_OptionAsInt(opts, OPT_svnodes, &nSmallVns);
1229 if (cmd_OptionAsInt(opts, OPT_sendsize, &optval) == 0) {
1230 if (optval < 16384) {
1231 printf("Warning:sendsize %d is less than minimum %d; ignoring\n",
1234 sendBufSize = optval;
1237 #if defined(AFS_AIX32_ENV)
1238 if (cmd_OptionAsInt(opts, OPT_minspare, &aixlow_water) == 0) {
1239 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1240 printf("space reserved %d%% invalid; must be between 0-30%\n",
1247 cmd_OptionAsInt(opts, OPT_spare, &BlocksSpare);
1248 if (cmd_OptionAsInt(opts, OPT_pctspare, &PctSpare) == 0) {
1252 if (cmd_OptionAsInt(opts, OPT_hostcpsrefresh, &optval) == 0) {
1253 if ((optval < 1) || (optval > 36)) {
1254 printf("host acl refresh interval of %d hours is invalid; "
1255 "hours must be between 1 and 36\n\n", optval);
1258 hostaclRefresh = optval * 60 * 60;
1261 cmd_OptionAsInt(opts, OPT_vattachthreads, &vol_attach_threads);
1263 cmd_OptionAsInt(opts, OPT_abortthreshold, &abort_threshold);
1265 /* busyat is at the end, as rxpackets has to be set before we can use it */
1266 if (cmd_OptionPresent(opts, OPT_nobusy))
1269 if (cmd_OptionAsInt(opts, OPT_offline_timeout, &offline_timeout) == 0) {
1270 if (offline_timeout < -1) {
1271 printf("Invalid -offline-timeout value %d; the only valid "
1272 "negative value is -1\n", offline_timeout);
1277 if (cmd_OptionAsInt(opts, OPT_offline_shutdown_timeout,
1278 &offline_shutdown_timeout) == 0) {
1279 if (offline_shutdown_timeout < -1) {
1280 printf("Invalid -offline-timeout value %d; the only valid "
1281 "negative value is -1\n", offline_shutdown_timeout);
1286 cmd_OptionAsUint(opts, OPT_vhandle_setaside,
1287 &vol_io_params.fd_handle_setaside);
1288 cmd_OptionAsUint(opts, OPT_vhandle_max_cachesize,
1289 &vol_io_params.fd_max_cachesize);
1290 cmd_OptionAsUint(opts, OPT_vhandle_initial_cachesize,
1291 &vol_io_params.fd_initial_cachesize);
1293 #ifdef AFS_DEMAND_ATTACH_FS
1294 if (cmd_OptionPresent(opts, OPT_fs_state_dont_save))
1295 fs_state.options.fs_state_save = 0;
1296 if (cmd_OptionPresent(opts, OPT_fs_state_dont_restore))
1297 fs_state.options.fs_state_restore = 0;
1298 if (cmd_OptionAsString(opts, OPT_fs_state_verify, &optstring) == 0) {
1299 if (strcmp(optstring, "none") == 0) {
1300 fs_state.options.fs_state_verify_before_save = 0;
1301 fs_state.options.fs_state_verify_after_restore = 0;
1302 } else if (strcmp(optstring, "save") == 0) {
1303 fs_state.options.fs_state_verify_after_restore = 0;
1304 } else if (strcmp(optstring, "restore") == 0) {
1305 fs_state.options.fs_state_verify_before_save = 0;
1306 } else if (strcmp(optstring, "both") == 0) {
1309 fprintf(stderr, "invalid argument for -fs-state-verify\n");
1313 if (cmd_OptionAsInt(opts, OPT_vhashsize, &optval) == 0) {
1314 if (VSetVolHashSize(optval)) {
1315 fprintf(stderr, "specified -vhashsize (%d) is invalid or out "
1316 "of range\n", optval);
1320 if (cmd_OptionPresent(opts, OPT_vlrudisable))
1321 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1322 if (cmd_OptionAsInt(opts, OPT_vlruthresh, &optval) == 0)
1323 VLRU_SetOptions(VLRU_SET_THRESH, 60*optval);
1324 if (cmd_OptionAsInt(opts, OPT_vlruinterval, &optval) == 0)
1325 VLRU_SetOptions(VLRU_SET_INTERVAL, optval);
1326 if (cmd_OptionAsInt(opts, OPT_vlrumax, &optval) == 0)
1327 VLRU_SetOptions(VLRU_SET_MAX, optval);
1328 cmd_OptionAsFlag(opts, OPT_unsafe_nosalvage, &unsafe_attach);
1329 #endif /* AFS_DEMAND_ATTACH_FS */
1331 cmd_OptionAsInt(opts, OPT_stack, &stack);
1332 cmd_OptionAsInt(opts, OPT_cbwait, &fiveminutes);
1333 cmd_OptionAsFlag(opts, OPT_novbc, &novbc);
1335 /* general server options */
1336 cmd_OptionAsString(opts, OPT_auditlog, &auditFileName);
1338 if (cmd_OptionAsString(opts, OPT_auditiface, &optstring) == 0) {
1339 if (osi_audit_interface(optstring)) {
1340 printf("Invalid audit interface '%s'\n", optstring);
1347 cmd_OptionAsInt(opts, OPT_debug, &LogLevel);
1348 /* XXX - cmd_OptionAsString(opts, OPT_logfile, &logFile); */
1349 cmd_OptionAsFlag(opts, OPT_mrafslogs, &mrafsStyleLogs);
1351 if (cmd_OptionAsInt(opts, OPT_threads, &lwps) == 0) {
1352 lwps_max = max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1353 if (lwps > lwps_max)
1359 #ifndef AFS_NT40_ENV
1360 if (cmd_OptionPresent(opts, OPT_syslog)) {
1361 serverLogSyslog = 1;
1362 cmd_OptionAsInt(opts, OPT_syslog, &serverLogSyslogFacility);
1366 if (cmd_OptionPresent(opts, OPT_peer))
1367 rx_enablePeerRPCStats();
1368 if (cmd_OptionPresent(opts, OPT_process))
1369 rx_enableProcessRPCStats();
1370 if (cmd_OptionPresent(opts, OPT_nojumbo))
1372 if (cmd_OptionPresent(opts, OPT_jumbo))
1374 cmd_OptionAsFlag(opts, OPT_rxbind, &rxBind);
1375 cmd_OptionAsFlag(opts, OPT_rxdbg, &rxlog);
1376 cmd_OptionAsFlag(opts, OPT_rxdbge, &eventlog);
1377 cmd_OptionAsInt(opts, OPT_rxpck, &rxpackets);
1379 cmd_OptionAsInt(opts, OPT_rxmaxmtu, &rxMaxMTU);
1381 if (cmd_OptionAsInt(opts, OPT_udpsize, &optval) == 0) {
1382 if (optval < rx_GetMinUdpBufSize()) {
1383 printf("Warning:udpsize %d is less than minimum %d; ignoring\n",
1384 optval, rx_GetMinUdpBufSize());
1386 udpBufSize = optval;
1390 cmd_OptionAsFlag(opts, OPT_dotted, &rxkadDisableDotCheck);
1391 if (cmd_OptionAsList(opts, OPT_realm, &optlist) == 0) {
1393 for (; optlist != NULL; optlist=optlist->next) {
1394 if (strlen(optlist->data) >= AFS_REALM_SZ) {
1395 printf("-realm argument must contain fewer than %d "
1396 "characters.\n", AFS_REALM_SZ);
1399 afsconf_SetLocalRealm(optlist->data); /* overrides krb.conf file, if one */
1403 /* anything setting rxpackets must come before this */
1404 if (cmd_OptionAsInt(opts, OPT_busyat, &optval) == 0) {
1406 printf("Busy threshold %d is too low, will use default.\n",
1408 busy_threshold = 3 * rxpackets / 2;
1410 busy_threshold = optval;
1413 busy_threshold = 3 * rxpackets / 2;
1417 osi_audit_file(auditFileName);
1422 /* Once upon a time, in a galaxy far far away, IBM AFS supported the use of
1423 * a file /vice/file/parms, the contents of which would override any command
1424 * line parameters. We no longer support the use of such a file, but we warn
1425 * if we encounter its presence from an older release
1430 struct afs_stat sbuf;
1432 if (afs_stat("/vice/file/parms", &sbuf) == 0) {
1433 ViceLog(0, ("Using /vice/file/parms to override command line "
1434 "options is no longer supported"));
1438 /* Miscellaneous routines */
1440 Die(const char *msg)
1443 ViceLogThenPanic(0, ("%s\n", msg));
1453 * If this fails, it's because something major is wrong, and is not
1454 * likely to be time dependent.
1456 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1459 ("Couldn't initialize protection library; code=%d.\n", code));
1463 opr_Verify(pthread_key_create(&viced_uclient_key, NULL) == 0);
1465 SystemId = SYSADMINID;
1466 SystemAnyUser = ANYUSERID;
1467 SystemAnyUserCPS.prlist_len = 0;
1468 SystemAnyUserCPS.prlist_val = NULL;
1469 AnonCPS.prlist_len = 0;
1470 AnonCPS.prlist_val = NULL;
1472 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1475 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1479 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1482 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1486 AnonymousID = ANONYMOUSID;
1493 static struct ubik_client *cstruct;
1496 vl_Initialize(struct afsconf_dir *dir)
1499 afs_int32 scIndex = RX_SECIDX_NULL;
1500 struct afsconf_cell info;
1501 struct rx_securityClass *sc;
1502 struct rx_connection *serverconns[MAXSERVERS];
1504 memset(serverconns, 0, sizeof(serverconns));
1505 code = afsconf_ClientAuth(dir, &sc, &scIndex);
1507 ViceLog(0, ("Could not get security object for localAuth\n"));
1510 code = afsconf_GetCellInfo(dir, NULL, AFSCONF_VLDBSERVICE, &info);
1513 ("vl_Initialize: Failed to get cell information\n"));
1516 if (info.numServers > MAXSERVERS) {
1518 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1519 info.numServers, MAXSERVERS));
1522 for (i = 0; i < info.numServers; i++)
1524 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1525 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1527 code = ubik_ClientInit(serverconns, &cstruct);
1529 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1535 #define SYSIDMAGIC 0x88aabbcc
1536 #define SYSIDVERSION 1
1541 afs_int32 fd, nentries, i;
1542 struct versionStamp vsn;
1543 struct afs_stat status;
1546 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1547 || (status.st_size <= 0)) {
1548 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1551 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1553 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1557 if (read(fd, (char *)&vsn, sizeof(vsn)) != sizeof(vsn)) {
1559 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1563 if (vsn.magic != SYSIDMAGIC) {
1565 ("%s: wrong magic %x (we support %x)\n",
1566 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1569 if (vsn.version != SYSIDVERSION) {
1571 ("%s: wrong version %d (we support %d)\n",
1572 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1575 if (read(fd, (char *)&uuid, sizeof(struct afsUUID))
1576 != sizeof(struct afsUUID)) {
1578 ("%s: read of uuid failed (%d)\n",
1579 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1582 afs_ntohuuid(&uuid);
1584 if (read(fd, (char *)&nentries, sizeof(afs_int32)) != sizeof(afs_int32)) {
1586 ("%s: Read of entries failed (%d)\n",
1587 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1590 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1592 ("%s: invalid num of interfaces: %d\n",
1593 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1596 if (FS_HostAddr_cnt == 0) {
1597 FS_HostAddr_cnt = nentries;
1598 for (i = 0; i < nentries; i++) {
1599 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1600 sizeof(afs_int32)) {
1602 ("%s: Read of addresses failed (%d)\n",
1603 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1604 FS_HostAddr_cnt = 0; /* reset it */
1610 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1611 AFSDIR_SERVER_SYSID_FILEPATH));
1618 WriteSysIdFile(void)
1621 struct versionStamp vsn;
1622 struct afs_stat status;
1625 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1627 * File exists; keep the old one around
1629 rk_rename(AFSDIR_SERVER_SYSID_FILEPATH,
1630 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1632 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1636 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1640 vsn.magic = SYSIDMAGIC;
1642 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1644 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1649 afs_htonuuid(&uuid);
1651 write(fd, (char *)&uuid,
1652 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1654 ("%s: write of uuid failed (%d)\n",
1655 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1659 write(fd, (char *)&FS_HostAddr_cnt,
1660 sizeof(afs_int32))) != sizeof(afs_int32)) {
1662 ("%s: write of # of entries failed (%d)\n",
1663 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1666 for (i = 0; i < FS_HostAddr_cnt; i++) {
1667 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1668 sizeof(afs_int32)) {
1670 ("%s: write of addresses failed (%d)\n",
1671 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1681 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1682 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1683 * and so we need to convert each of them into HBO which is what the extra
1684 * array called FS_HostAddrs_HBO is used here.
1687 Do_VLRegisterRPC(void)
1691 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1694 for (i = 0; i < FS_HostAddr_cnt; i++)
1695 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1696 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1697 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1698 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1700 if (code == VL_MULTIPADDR) {
1702 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1704 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1706 } else if (code == RXGEN_OPCODE) {
1708 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1709 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1712 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1714 FS_registered = 1; /* Retry in the gc daemon */
1717 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1729 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1731 * Find addresses we are supposed to register as per the netrestrict
1732 * and netinfo files (/usr/afs/local/NetInfo and
1733 * /usr/afs/local/NetRestict)
1738 code = afsconf_ParseNetFiles(FS_HostAddrs, NULL, NULL,
1739 ADDRSPERSITE, reason,
1740 AFSDIR_SERVER_NETINFO_FILEPATH,
1741 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1743 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1746 FS_HostAddr_cnt = (afs_uint32) code;
1749 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1752 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1753 code = FS_HostAddrs[0];
1755 code = htonl(INADDR_ANY);
1760 InitVL(struct afsconf_dir *dir)
1765 * If this fails, it's because something major is wrong, and is not
1766 * likely to be time dependent.
1768 code = vl_Initialize(dir);
1771 ("Couldn't initialize volume location library; code=%d.\n", code));
1775 /* Read or create the sysid file and register the fileserver's
1776 * IP addresses with the vlserver.
1778 code = ReadSysIdFile();
1780 /* Need to create the file */
1781 ViceLog(0, ("Creating new SysID file\n"));
1782 if ((code = afs_uuid_create(&FS_HostUUID))) {
1783 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1787 /* A good sysid file exists; inform the vlserver. If any conflicts,
1788 * we always use the latest interface available as the real truth.
1791 code = Do_VLRegisterRPC();
1796 main(int argc, char *argv[])
1800 struct rx_securityClass **securityClasses;
1801 afs_int32 numClasses;
1802 struct rx_service *tservice;
1803 pthread_t serverPid;
1804 pthread_attr_t tattr;
1806 int minVnodesRequired; /* min size of vnode cache */
1807 #ifndef AFS_NT40_ENV
1808 struct rlimit rlim; /* max number of open file descriptors */
1813 afs_uint32 rx_bindhost;
1814 VolumePackageOptions opts;
1816 #ifdef AFS_AIX32_ENV
1817 struct sigaction nsa;
1819 sigemptyset(&nsa.sa_mask);
1820 nsa.sa_handler = SIG_DFL;
1821 nsa.sa_flags = SA_FULLDUMP;
1822 sigaction(SIGABRT, &nsa, NULL);
1823 sigaction(SIGSEGV, &nsa, NULL);
1827 /* Initialize dirpaths */
1828 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1830 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1832 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1836 /* set ihandle package defaults prior to parsing args */
1839 /* check for the parameter file */
1842 if (ParseArgs(argc, argv)) {
1845 opr_mutex_init(&fileproc_glock_mutex);
1847 #ifdef AFS_SGI_VNODE_GLUE
1848 if (afs_init_kernel_config(-1) < 0) {
1850 ("Can't determine NUMA configuration, not starting fileserver.\n");
1854 FS_configPath = strdup(AFSDIR_SERVER_ETC_DIRPATH);
1856 confDir = afsconf_Open(FS_configPath);
1858 fprintf(stderr, "Unable to open config directory %s\n",
1863 /* initialize audit user check */
1864 osi_audit_set_user_check(confDir, fs_IsLocalRealmMatch);
1866 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1867 #ifndef AFS_NT40_ENV
1868 serverLogSyslogTag = "fileserver";
1870 OpenLog(AFSDIR_SERVER_FILELOG_FILEPATH);
1873 LogCommandLine(argc, argv, "starting", "", "File server", FSLog);
1875 #if !defined(AFS_NT40_ENV)
1876 /* initialize the pthread soft signal handler thread */
1880 /* install signal handlers for controlling the fileserver process */
1881 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1882 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1884 #if defined(AFS_SGI_ENV)
1885 /* give this guy a non-degrading priority so help busy servers */
1886 schedctl(NDPRI, 0, NDPNORMMAX);
1889 #elif !defined(AFS_NT40_ENV)
1890 nice(-5); /* TODO: */
1893 #ifdef AFS_DEMAND_ATTACH_FS
1898 if (afs_winsockInit() < 0) {
1899 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
1900 ViceLog(0, ("File server failed to intialize winsock.\n"));
1906 /* if we support more than 16 threads, then we better have the ability
1907 ** to keep open a large number of files simultaneously
1909 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
1910 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
1911 #elif defined(AFS_NT40_ENV)
1912 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
1915 curLimit = 0; /* the number of open file descriptors */
1916 code = getrlimit(RLIMIT_NOFILE, &rlim);
1918 curLimit = rlim.rlim_cur;
1919 rlim.rlim_cur = rlim.rlim_max;
1920 code = setrlimit(RLIMIT_NOFILE, &rlim);
1922 curLimit = rlim.rlim_max;
1925 ViceLog(0, ("Failed to increase open file limit, using default\n"));
1927 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
1929 curLimit -= 32; /* leave a slack of 32 file descriptors */
1930 if (lwps > curLimit) {
1934 lwps = 16; /* default to a maximum of 16 threads */
1936 /* tune the ihandle fd cache accordingly */
1937 if (vol_io_params.fd_max_cachesize < curLimit)
1938 vol_io_params.fd_max_cachesize = curLimit + 1;
1941 ("The system supports a max of %d open files and we are starting %d threads (ihandle fd cache is %d)\n",
1942 curLimit, lwps, vol_io_params.fd_max_cachesize));
1945 /* Initialize volume support */
1947 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
1950 SetLogThreadNumProgram( rx_GetThreadNum );
1952 /* initialize libacl routines */
1953 acl_Initialize(ACL_VERSION);
1955 /* initialize RX support */
1956 #ifndef AFS_NT40_ENV
1957 rxi_syscallp = viced_syscall;
1959 rx_extraPackets = rxpackets;
1960 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
1961 rx_SetBusyThreshold(busy_threshold, VBUSY);
1962 rx_SetCallAbortThreshold(abort_threshold);
1963 rx_SetConnAbortThreshold(abort_threshold);
1965 stackSize = 128 * 1024;
1967 stackSize = lwps * 4000;
1968 if (stackSize < 32000)
1970 else if (stackSize > 44000)
1973 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
1974 rx_SetStackSize(1, stackSize);
1977 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
1978 rx_bindhost = SetupVL();
1980 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
1981 ViceLog(0, ("Cannot initialize RX\n"));
1984 if (!rxJumbograms) {
1985 /* Don't send and don't allow 3.4 clients to send jumbograms. */
1988 if (rxMaxMTU != -1) {
1989 if (rx_SetMaxMTU(rxMaxMTU) != 0) {
1990 ViceLog(0, ("rxMaxMTU %d is invalid\n", rxMaxMTU));
1995 rx_SetRxDeadTime(30);
1996 afsconf_SetSecurityFlags(confDir, AFSCONF_SECOPTS_ALWAYSENCRYPT);
1997 afsconf_BuildServerSecurityObjects(confDir, &securityClasses, &numClasses);
1999 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2000 1, /*service name */
2002 securityClasses, numClasses,
2003 RXAFS_ExecuteRequest);
2006 ("Failed to initialize RX, probably two servers running.\n"));
2009 if (rxkadDisableDotCheck) {
2010 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2011 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
2013 rx_SetMinProcs(tservice, 3);
2014 rx_SetMaxProcs(tservice, lwps);
2015 rx_SetCheckReach(tservice, 1);
2016 rx_SetServerIdleDeadErr(tservice, VNOSERVICE);
2019 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
2020 numClasses, RXSTATS_ExecuteRequest);
2022 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2025 rx_SetMinProcs(tservice, 2);
2026 rx_SetMaxProcs(tservice, 4);
2029 * Enable RX hot threads, which allows the listener thread to trade
2030 * places with an idle thread and moves the context switch from listener
2031 * to worker out of the critical path.
2033 rx_EnableHotThread();
2035 /* Some rx debugging */
2036 if (rxlog || eventlog) {
2037 debugFile = afs_fopen("rx_dbg", "w");
2039 rx_debugFile = debugFile;
2041 rxevent_debugFile = debugFile;
2044 init_sys_error_to_et(); /* Set up error table translation */
2045 h_InitHostPackage(); /* set up local cellname and realmname */
2046 InitCallBack(numberofcbs);
2049 code = InitVL(confDir);
2050 if (code && code != VL_MULTIPADDR) {
2051 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2056 if (code && code != -1) {
2057 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2061 /* allow super users to manage RX statistics */
2062 rx_SetRxStatUserOk(viced_SuperUser);
2064 opr_cv_init(&fsync_cond);
2065 opr_mutex_init(&fsync_glock_mutex);
2067 #if !defined(AFS_DEMAND_ATTACH_FS)
2069 * For DAFS, we do not start the Rx server threads until after
2070 * the volume package is initialized, and fileserver state is
2071 * restored. This is necessary in order to keep host and callback
2072 * package state pristine until we have a chance to restore state.
2074 * Furthermore, startup latency is much lower with dafs, so this
2075 * shouldn't pose a serious problem.
2077 rx_StartServer(0); /* now start handling requests */
2080 /* we ensure that there is enough space in the vnode buffer to satisfy
2081 ** requests from all concurrent threads.
2082 ** the maximum number of vnodes used by a single thread at any one time
2083 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2084 ** two vSmall for linking files and two vLarge and one vSmall for linking
2087 minVnodesRequired = 2 * lwps + 1;
2088 if (minVnodesRequired > nSmallVns) {
2089 nSmallVns = minVnodesRequired;
2091 ("Overriding -s command line parameter with %d\n",
2094 if (minVnodesRequired > large) {
2095 large = minVnodesRequired;
2096 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2099 /* We now do this after getting the listener up and running, so that client
2100 * connections don't timeout (maybe) if a file server is restarted, since it
2101 * will be available "real soon now". Worry about whether we can satisfy the
2102 * calls in the volume package itself.
2104 VOptDefaults(fileServer, &opts);
2105 opts.nLargeVnodes = large;
2106 opts.nSmallVnodes = nSmallVns;
2107 opts.volcache = volcache;
2108 opts.unsafe_attach = unsafe_attach;
2109 if (offline_timeout != -1) {
2110 opts.interrupt_rxcall = rx_InterruptCall;
2111 opts.offline_timeout = offline_timeout;
2113 if (offline_shutdown_timeout == -1) {
2114 /* default to -offline-timeout, if shutdown-specific timeout is not
2116 opts.offline_shutdown_timeout = offline_timeout;
2118 opts.interrupt_rxcall = rx_InterruptCall;
2119 opts.offline_shutdown_timeout = offline_shutdown_timeout;
2122 if (VInitVolumePackage2(fileServer, &opts)) {
2124 ("Shutting down: errors encountered initializing volume package\n"));
2129 /* Install handler to catch the shutdown signal;
2130 * bosserver assumes SIGQUIT shutdown
2132 #if !defined(AFS_NT40_ENV)
2133 softsig_signal(SIGQUIT, ShutDown_Signal);
2135 (void)signal(SIGQUIT, ShutDown_Signal);
2138 if (VInitAttachVolumes(fileServer)) {
2140 ("Shutting down: errors encountered initializing volume package\n"));
2145 #ifdef AFS_DEMAND_ATTACH_FS
2146 if (fs_state.options.fs_state_restore) {
2149 * restore fileserver state */
2152 rx_StartServer(0); /* now start handling requests */
2153 #endif /* AFS_DEMAND_ATTACH_FS */
2156 * We are done calling fopen/fdopen. It is safe to use a large
2157 * of the file descriptor cache.
2161 ViceLog(5, ("Starting pthreads\n"));
2162 opr_Verify(pthread_attr_init(&tattr) == 0);
2163 opr_Verify(pthread_attr_setdetachstate(&tattr,
2164 PTHREAD_CREATE_DETACHED) == 0);
2166 opr_Verify(pthread_create(&serverPid, &tattr, FiveMinuteCheckLWP,
2167 &fiveminutes) == 0);
2168 opr_Verify(pthread_create(&serverPid, &tattr, HostCheckLWP,
2169 &fiveminutes) == 0);
2170 opr_Verify(pthread_create(&serverPid, &tattr, FsyncCheckLWP,
2171 &fiveminutes) == 0);
2173 gettimeofday(&tp, 0);
2176 * Figure out the FileServer's name and primary address.
2178 ViceLog(0, ("Getting FileServer name...\n"));
2179 code = gethostname(FS_HostName, 64);
2181 ViceLog(0, ("gethostname() failed\n"));
2183 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2185 ViceLog(0, ("Getting FileServer address...\n"));
2186 he = gethostbyname(FS_HostName);
2188 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2191 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2192 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2193 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2195 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2196 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2200 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
2201 localtime_r(&t, &tm));
2202 ViceLog(0, ("File Server started %s\n", tbuffer));
2203 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2205 sleep(1000); /* long time */