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>
48 #include <afs/ptclient.h>
49 #include <afs/afsint.h>
50 #include <afs/vldbint.h>
51 #include <afs/errors.h>
52 #include <afs/ihandle.h>
53 #include <afs/vnode.h>
54 #include <afs/volume.h>
56 #include <afs/cellconfig.h>
58 #include <afs/prs_fs.h>
60 #include <rx/rxstat.h>
62 #include <afs/afs_args.h>
63 #include <afs/vlserver.h>
64 #include <afs/afsutil.h>
65 #include <afs/fileutil.h>
66 #include <afs/ptuser.h>
67 #include <afs/audit.h>
68 #include <afs/partition.h>
71 # include <afs/netutils.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 CV_INIT(&fs_state.worker_done_cv, "worker done", CV_DEFAULT, 0);
232 osi_Assert(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 = FT_ApproxTime();
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 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 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 = 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 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 FT_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 osi_Assert(pthread_attr_init(&tattr) == 0);
733 osi_Assert(pthread_create(&watchdogPid, &tattr, ShutdownWatchdogLWP, NULL) == 0);
736 /* do not allows new reqests to be served from now on, all new requests
737 * are returned with an error code of RX_RESTARTING ( transient failure ) */
738 rx_SetRxTranquil(); /* dhruba */
742 #ifdef AFS_DEMAND_ATTACH_FS
744 if (fs_state.mode == FS_MODE_SHUTDOWN) {
745 /* it is possible for at least fs_stateSave() (called below) to call
746 * ShutDownAndCore if there's host list corruption; prevent
747 * deinitializing some stuff twice */
748 ViceLog(0, ("ShutDownAndCore called during shutdown? Skipping volume "
749 "and host package shutdown\n"));
753 fs_state.mode = FS_MODE_SHUTDOWN;
757 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
758 localtime_r(&now, &tm));
759 ViceLog(0, ("Shutting down file server at %s\n", tbuffer));
761 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
766 /* shut down volume package */
769 #ifdef AFS_DEMAND_ATTACH_FS
770 if (fs_state.options.fs_state_save) {
773 * save fileserver state to disk */
776 ViceLog(0, ("Not saving fileserver state; abnormal shutdown\n"));
779 /* make sure background threads have finished all of their asynchronous
780 * work on host and callback structures */
782 while (!fs_state.FiveMinuteLWP_tranquil ||
783 !fs_state.HostCheckLWP_tranquil ||
784 !fs_state.FsyncCheckLWP_tranquil) {
787 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
788 CV_WAIT(&fs_state.worker_done_cv, &fileproc_glock_mutex);
794 /* ok. it should now be fairly safe. let's do the state dump */
800 #endif /* AFS_DEMAND_ATTACH_FS */
803 rx_PrintStats(debugFile);
807 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
808 localtime_r(&now, &tm));
810 ViceLog(0, ("File server has terminated abnormally at %s\n", tbuffer));
812 ViceLog(0, ("File server has terminated normally at %s\n", tbuffer));
815 if (dopanic) /* XXX pass in file and line? */
816 osi_Panic("Panic requested\n");
822 ShutDown(void *unused)
823 { /* backward compatibility */
824 ShutDownAndCore(DONTPANIC);
829 ParseRights(char *arights)
835 if (!arights || !strcmp(arights, "")) {
836 printf("Missing list of mode bits on -implicit option\n");
839 if (!strcmp(arights, "none"))
841 else if (!strcmp(arights, "read"))
842 mode = PRSFS_READ | PRSFS_LOOKUP;
843 else if (!strcmp(arights, "write"))
845 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
846 PRSFS_WRITE | PRSFS_LOCK;
847 else if (!strcmp(arights, "all"))
849 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
850 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
852 len = strlen(arights);
853 for (i = 0; i < len; i++) {
858 mode |= PRSFS_LOOKUP;
860 mode |= PRSFS_INSERT;
862 mode |= PRSFS_DELETE;
868 mode |= PRSFS_ADMINISTER;
886 printf("Illegal -implicit rights character '%c'.\n", tc);
895 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
896 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
899 * AIX: sysconf() limit is real
900 * HP-UX: sysconf() limit is real
901 * IRIX: sysconf() limit is apparently NOT real -- too small
902 * DUX: sysconf() limit is apparently NOT real -- too big
903 * Linux: sysconf() limit is apparently NOT real -- too big
904 * Solaris: no sysconf() limit
907 max_fileserver_thread(void)
909 #if defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV)
912 ans = sysconf(_SC_THREAD_THREADS_MAX);
913 if (0 < ans && ans < MAX_FILESERVER_THREAD)
916 return MAX_FILESERVER_THREAD;
920 extern ih_init_params vol_io_params;
945 OPT_offline_shutdown_timeout,
946 OPT_vhandle_setaside,
947 OPT_vhandle_max_cachesize,
948 OPT_vhandle_initial_cachesize,
949 OPT_fs_state_dont_save,
950 OPT_fs_state_dont_restore,
957 OPT_unsafe_nosalvage,
984 ParseArgs(int argc, char *argv[])
988 char *optstring = NULL;
989 struct cmd_item *optlist;
990 struct cmd_syndesc *opts;
993 char *auditFileName = 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_stack, "-k", CMD_SINGLE, CMD_OPTIONAL,
1105 cmd_AddParmAtOffset(opts, OPT_cbwait, "-w", CMD_SINGLE, CMD_OPTIONAL,
1106 "callback wait interval");
1107 cmd_AddParmAtOffset(opts, OPT_novbc, "-novbc", CMD_SINGLE, CMD_FLAG,
1108 "disable callback breaks on reattach");
1110 /* general options */
1111 cmd_AddParmAtOffset(opts, OPT_auditlog, "-auditlog", CMD_SINGLE,
1112 CMD_OPTIONAL, "location of audit log");
1113 cmd_AddParmAtOffset(opts, OPT_auditiface, "-audit-interface", CMD_SINGLE,
1114 CMD_OPTIONAL, "interface to use for audit logging");
1115 cmd_AddParmAtOffset(opts, OPT_config, "-config", CMD_SINGLE, CMD_OPTIONAL,
1116 "configuration location");
1117 cmd_AddParmAtOffset(opts, OPT_debug, "-d", CMD_SINGLE, CMD_OPTIONAL,
1119 cmd_AddParmAtOffset(opts, OPT_logfile, "-logfile", CMD_SINGLE,
1120 CMD_OPTIONAL, "location of logfile");
1121 cmd_AddParmAtOffset(opts, OPT_mrafslogs, "-mrafslogs", CMD_FLAG,
1122 CMD_OPTIONAL, "enable MRAFS style logging");
1123 cmd_AddParmAtOffset(opts, OPT_threads, "-p", CMD_SINGLE, CMD_OPTIONAL,
1124 "number of threads");
1125 #if !defined(AFS_NT40_ENV)
1126 cmd_AddParmAtOffset(opts, OPT_syslog, "-syslog", CMD_SINGLE_OR_FLAG,
1127 CMD_OPTIONAL, "log to syslog");
1131 cmd_AddParmAtOffset(opts, OPT_peer, "-enable_peer_stats", CMD_FLAG,
1132 CMD_OPTIONAL, "enable RX transport statistics");
1133 cmd_AddParmAtOffset(opts, OPT_process, "-enable_process_stats", CMD_FLAG,
1134 CMD_OPTIONAL, "enable RX RPC statistics");
1135 cmd_AddParmAtOffset(opts, OPT_nojumbo, "-nojumbo", CMD_FLAG,
1136 CMD_OPTIONAL, "disable jumbograms");
1137 cmd_AddParmAtOffset(opts, OPT_jumbo, "-jumbo", CMD_FLAG, CMD_OPTIONAL,
1138 "enable jumbograms");
1139 cmd_AddParmAtOffset(opts, OPT_rxbind, "-rxbind", CMD_FLAG, CMD_OPTIONAL,
1140 "bind only to the primary interface");
1141 cmd_AddParmAtOffset(opts, OPT_rxdbg, "-rxdbg", CMD_FLAG, CMD_OPTIONAL,
1142 "enable rx debugging");
1143 cmd_AddParmAtOffset(opts, OPT_rxdbge, "-rxdbge", CMD_FLAG, CMD_OPTIONAL,
1144 "enable rx event debugging");
1145 cmd_AddParmAtOffset(opts, OPT_rxpck, "-rxpck", CMD_SINGLE, CMD_OPTIONAL,
1146 "# of extra rx packets");
1147 cmd_AddParmAtOffset(opts, OPT_rxmaxmtu, "-rxmaxmtu", CMD_SINGLE,
1148 CMD_OPTIONAL, "maximum MTU for RX");
1149 cmd_AddParmAtOffset(opts, OPT_udpsize, "-udpsize", CMD_SINGLE,
1150 CMD_OPTIONAL, "size of socket buffer in bytes");
1153 cmd_AddParmAtOffset(opts, OPT_dotted, "-allow-dotted-principals",
1154 CMD_FLAG, CMD_OPTIONAL,
1155 "permit Kerberos 5 principals with dots");
1156 cmd_AddParmAtOffset(opts, OPT_realm, "-realm",
1157 CMD_LIST, CMD_OPTIONAL, "local realm");
1159 code = cmd_Parse(argc, argv, &opts);
1163 if (cmd_OptionPresent(opts, OPT_large)
1164 && cmd_OptionPresent(opts, OPT_small)) {
1165 printf("Only one of -L or -S must be specified\n");
1169 if (cmd_OptionPresent(opts, OPT_spare)
1170 && cmd_OptionPresent(opts, OPT_pctspare)) {
1171 printf("Both -spare and -pctspare specified, exiting.\n");
1175 if (cmd_OptionPresent(opts, OPT_large)) {
1179 numberofcbs = 64000;
1185 if (cmd_OptionPresent(opts, OPT_small)) {
1189 numberofcbs = 20000;
1195 cmd_OptionAsFlag(opts, OPT_banner, &printBanner);
1197 if (cmd_OptionAsString(opts, OPT_implicit, &optstring) == 0) {
1198 implicitAdminRights = ParseRights(optstring);
1201 if (implicitAdminRights < 0)
1202 return implicitAdminRights;
1205 #if defined(AFS_SGI_ENV)
1206 cmd_OptionAsFlag(opts, OPT_lock, &SawLock);
1208 cmd_OptionAsFlag(opts, OPT_readonly, &readonlyServer);
1209 cmd_OptionAsFlag(opts, OPT_saneacls, &saneacls);
1210 cmd_OptionAsInt(opts, OPT_buffers, &buffs);
1212 if (cmd_OptionAsInt(opts, OPT_callbacks, &numberofcbs) == 0) {
1213 printf("number of cbs %d invalid; "
1214 "must be between 10000 and 2147483647\n", numberofcbs);
1218 cmd_OptionAsInt(opts, OPT_vcsize, &volcache);
1219 cmd_OptionAsInt(opts, OPT_lvnodes, &large);
1220 cmd_OptionAsInt(opts, OPT_svnodes, &nSmallVns);
1221 if (cmd_OptionAsInt(opts, OPT_sendsize, &optval) == 0) {
1222 if (optval < 16384) {
1223 printf("Warning:sendsize %d is less than minimum %d; ignoring\n",
1226 sendBufSize = optval;
1229 #if defined(AFS_AIX32_ENV)
1230 if (cmd_OptionAsInt(opts, OPT_minspare, &aixlow_water) == 0) {
1231 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1232 printf("space reserved %d%% invalid; must be between 0-30%\n",
1239 cmd_OptionAsInt(opts, OPT_spare, &BlocksSpare);
1240 if (cmd_OptionAsInt(opts, OPT_pctspare, &PctSpare) == 0) {
1244 if (cmd_OptionAsInt(opts, OPT_hostcpsrefresh, &optval) == 0) {
1245 if ((optval < 1) || (optval > 36)) {
1246 printf("host acl refresh interval of %d hours is invalid; "
1247 "hours must be between 1 and 36\n\n", optval);
1250 hostaclRefresh = optval * 60 * 60;
1253 cmd_OptionAsInt(opts, OPT_vattachthreads, &vol_attach_threads);
1255 cmd_OptionAsInt(opts, OPT_abortthreshold, &abort_threshold);
1257 /* busyat is at the end, as rxpackets has to be set before we can use it */
1258 if (cmd_OptionPresent(opts, OPT_nobusy))
1261 if (cmd_OptionAsInt(opts, OPT_offline_timeout, &offline_timeout) == 0) {
1262 if (offline_timeout < -1) {
1263 printf("Invalid -offline-timeout value %d; the only valid "
1264 "negative value is -1\n", offline_timeout);
1269 if (cmd_OptionAsInt(opts, OPT_offline_shutdown_timeout,
1270 &offline_shutdown_timeout) == 0) {
1271 if (offline_shutdown_timeout < -1) {
1272 printf("Invalid -offline-timeout value %d; the only valid "
1273 "negative value is -1\n", offline_shutdown_timeout);
1278 cmd_OptionAsUint(opts, OPT_vhandle_setaside,
1279 &vol_io_params.fd_handle_setaside);
1280 cmd_OptionAsUint(opts, OPT_vhandle_max_cachesize,
1281 &vol_io_params.fd_max_cachesize);
1282 cmd_OptionAsUint(opts, OPT_vhandle_initial_cachesize,
1283 &vol_io_params.fd_initial_cachesize);
1285 #ifdef AFS_DEMAND_ATTACH_FS
1286 if (cmd_OptionPresent(opts, OPT_fs_state_dont_save))
1287 fs_state.options.fs_state_save = 0;
1288 if (cmd_OptionPresent(opts, OPT_fs_state_dont_restore))
1289 fs_state.options.fs_state_restore = 0;
1290 if (cmd_OptionAsString(opts, OPT_fs_state_verify, &optstring) == 0) {
1291 if (strcmp(optstring, "none") == 0) {
1292 fs_state.options.fs_state_verify_before_save = 0;
1293 fs_state.options.fs_state_verify_after_restore = 0;
1294 } else if (strcmp(optstring, "save") == 0) {
1295 fs_state.options.fs_state_verify_after_restore = 0;
1296 } else if (strcmp(optstring, "restore") == 0) {
1297 fs_state.options.fs_state_verify_before_save = 0;
1298 } else if (strcmp(optstring, "both") == 0) {
1301 fprintf(stderr, "invalid argument for -fs-state-verify\n");
1305 if (cmd_OptionAsInt(opts, OPT_vhashsize, &optval) == 0) {
1306 if (VSetVolHashSize(optval)) {
1307 fprintf(stderr, "specified -vhashsize (%d) is invalid or out "
1308 "of range\n", optval);
1312 if (cmd_OptionPresent(opts, OPT_vlrudisable))
1313 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1314 if (cmd_OptionAsInt(opts, OPT_vlruthresh, &optval) == 0)
1315 VLRU_SetOptions(VLRU_SET_THRESH, 60*optval);
1316 if (cmd_OptionAsInt(opts, OPT_vlruinterval, &optval) == 0)
1317 VLRU_SetOptions(VLRU_SET_INTERVAL, optval);
1318 if (cmd_OptionAsInt(opts, OPT_vlrumax, &optval) == 0)
1319 VLRU_SetOptions(VLRU_SET_MAX, optval);
1320 cmd_OptionAsFlag(opts, OPT_unsafe_nosalvage, &unsafe_attach);
1321 #endif /* AFS_DEMAND_ATTACH_FS */
1323 cmd_OptionAsInt(opts, OPT_stack, &stack);
1324 cmd_OptionAsInt(opts, OPT_cbwait, &fiveminutes);
1325 cmd_OptionAsFlag(opts, OPT_novbc, &novbc);
1327 /* general server options */
1328 cmd_OptionAsString(opts, OPT_auditlog, &auditFileName);
1330 if (cmd_OptionAsString(opts, OPT_auditiface, &optstring) == 0) {
1331 if (osi_audit_interface(optstring)) {
1332 printf("Invalid audit interface '%s'\n", optstring);
1339 /* XXX - cmd_OptionAsString(opts, OPT_config, &configDir); */
1340 cmd_OptionAsInt(opts, OPT_debug, &LogLevel);
1341 /* XXX - cmd_OptionAsString(opts, OPT_logfile, &logFile); */
1342 cmd_OptionAsFlag(opts, OPT_mrafslogs, &mrafsStyleLogs);
1344 if (cmd_OptionAsInt(opts, OPT_threads, &lwps) == 0) {
1345 lwps_max = max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1346 if (lwps > lwps_max)
1352 #ifndef AFS_NT40_ENV
1353 if (cmd_OptionPresent(opts, OPT_syslog)) {
1354 serverLogSyslog = 1;
1355 cmd_OptionAsInt(opts, OPT_syslog, &serverLogSyslogFacility);
1359 if (cmd_OptionPresent(opts, OPT_peer))
1360 rx_enablePeerRPCStats();
1361 if (cmd_OptionPresent(opts, OPT_process))
1362 rx_enableProcessRPCStats();
1363 if (cmd_OptionPresent(opts, OPT_nojumbo))
1365 if (cmd_OptionPresent(opts, OPT_jumbo))
1367 cmd_OptionAsFlag(opts, OPT_rxbind, &rxBind);
1368 cmd_OptionAsFlag(opts, OPT_rxdbg, &rxlog);
1369 cmd_OptionAsFlag(opts, OPT_rxdbge, &eventlog);
1370 cmd_OptionAsInt(opts, OPT_rxpck, &rxpackets);
1372 cmd_OptionAsInt(opts, OPT_rxmaxmtu, &rxMaxMTU);
1374 if (cmd_OptionAsInt(opts, OPT_udpsize, &optval) == 0) {
1375 if (optval < rx_GetMinUdpBufSize()) {
1376 printf("Warning:udpsize %d is less than minimum %d; ignoring\n",
1377 optval, rx_GetMinUdpBufSize());
1379 udpBufSize = optval;
1383 cmd_OptionAsFlag(opts, OPT_dotted, &rxkadDisableDotCheck);
1384 if (cmd_OptionAsList(opts, OPT_realm, &optlist) == 0) {
1386 for (; optlist != NULL; optlist=optlist->next) {
1387 if (strlen(optlist->data) >= AFS_REALM_SZ) {
1388 printf("-realm argument must contain fewer than %d "
1389 "characters.\n", AFS_REALM_SZ);
1392 afsconf_SetLocalRealm(optlist->data); /* overrides krb.conf file, if one */
1396 /* anything setting rxpackets must come before this */
1397 if (cmd_OptionAsInt(opts, OPT_busyat, &optval) == 0) {
1399 printf("Busy threshold %d is too low, will use default.\n",
1401 busy_threshold = 3 * rxpackets / 2;
1403 busy_threshold = optval;
1406 busy_threshold = 3 * rxpackets / 2;
1410 osi_audit_file(auditFileName);
1415 /* Once upon a time, in a galaxy far far away, IBM AFS supported the use of
1416 * a file /vice/file/parms, the contents of which would override any command
1417 * line parameters. We no longer support the use of such a file, but we warn
1418 * if we encounter its presence from an older release
1423 struct afs_stat sbuf;
1425 if (afs_stat("/vice/file/parms", &sbuf) == 0) {
1426 ViceLog(0, ("Using /vice/file/parms to override command line "
1427 "options is no longer supported"));
1431 /* Miscellaneous routines */
1433 Die(const char *msg)
1436 ViceLogThenPanic(0, ("%s\n", msg));
1446 * If this fails, it's because something major is wrong, and is not
1447 * likely to be time dependent.
1449 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1452 ("Couldn't initialize protection library; code=%d.\n", code));
1456 osi_Assert(pthread_key_create(&viced_uclient_key, NULL) == 0);
1458 SystemId = SYSADMINID;
1459 SystemAnyUser = ANYUSERID;
1460 SystemAnyUserCPS.prlist_len = 0;
1461 SystemAnyUserCPS.prlist_val = NULL;
1462 AnonCPS.prlist_len = 0;
1463 AnonCPS.prlist_val = NULL;
1465 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1468 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1472 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1475 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1479 AnonymousID = ANONYMOUSID;
1486 static struct ubik_client *cstruct;
1489 vl_Initialize(struct afsconf_dir *dir)
1492 afs_int32 scIndex = RX_SECIDX_NULL;
1493 struct afsconf_cell info;
1494 struct rx_securityClass *sc;
1495 struct rx_connection *serverconns[MAXSERVERS];
1497 memset(serverconns, 0, sizeof(serverconns));
1498 code = afsconf_ClientAuth(dir, &sc, &scIndex);
1500 ViceLog(0, ("Could not get security object for localAuth\n"));
1503 code = afsconf_GetCellInfo(dir, NULL, AFSCONF_VLDBSERVICE, &info);
1504 if (info.numServers > MAXSERVERS) {
1506 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1507 info.numServers, MAXSERVERS));
1510 for (i = 0; i < info.numServers; i++)
1512 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1513 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1515 code = ubik_ClientInit(serverconns, &cstruct);
1517 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1523 #define SYSIDMAGIC 0x88aabbcc
1524 #define SYSIDVERSION 1
1529 afs_int32 fd, nentries, i;
1530 struct versionStamp vsn;
1531 struct afs_stat status;
1534 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1535 || (status.st_size <= 0)) {
1536 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1539 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1541 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1545 if (read(fd, (char *)&vsn, sizeof(vsn)) != sizeof(vsn)) {
1547 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1551 if (vsn.magic != SYSIDMAGIC) {
1553 ("%s: wrong magic %x (we support %x)\n",
1554 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1557 if (vsn.version != SYSIDVERSION) {
1559 ("%s: wrong version %d (we support %d)\n",
1560 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1563 if (read(fd, (char *)&uuid, sizeof(struct afsUUID))
1564 != sizeof(struct afsUUID)) {
1566 ("%s: read of uuid failed (%d)\n",
1567 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1570 afs_ntohuuid(&uuid);
1572 if (read(fd, (char *)&nentries, sizeof(afs_int32)) != sizeof(afs_int32)) {
1574 ("%s: Read of entries failed (%d)\n",
1575 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1578 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1580 ("%s: invalid num of interfaces: %d\n",
1581 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1584 if (FS_HostAddr_cnt == 0) {
1585 FS_HostAddr_cnt = nentries;
1586 for (i = 0; i < nentries; i++) {
1587 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1588 sizeof(afs_int32)) {
1590 ("%s: Read of addresses failed (%d)\n",
1591 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1592 FS_HostAddr_cnt = 0; /* reset it */
1598 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1599 AFSDIR_SERVER_SYSID_FILEPATH));
1606 WriteSysIdFile(void)
1609 struct versionStamp vsn;
1610 struct afs_stat status;
1613 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1615 * File exists; keep the old one around
1617 renamefile(AFSDIR_SERVER_SYSID_FILEPATH,
1618 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1620 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1624 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1628 vsn.magic = SYSIDMAGIC;
1630 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1632 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1637 afs_htonuuid(&uuid);
1639 write(fd, (char *)&uuid,
1640 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1642 ("%s: write of uuid failed (%d)\n",
1643 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1647 write(fd, (char *)&FS_HostAddr_cnt,
1648 sizeof(afs_int32))) != sizeof(afs_int32)) {
1650 ("%s: write of # of entries failed (%d)\n",
1651 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1654 for (i = 0; i < FS_HostAddr_cnt; i++) {
1655 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1656 sizeof(afs_int32)) {
1658 ("%s: write of addresses failed (%d)\n",
1659 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1669 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1670 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1671 * and so we need to convert each of them into HBO which is what the extra
1672 * array called FS_HostAddrs_HBO is used here.
1675 Do_VLRegisterRPC(void)
1679 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1682 for (i = 0; i < FS_HostAddr_cnt; i++)
1683 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1684 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1685 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1686 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1688 if (code == VL_MULTIPADDR) {
1690 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1692 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1694 } else if (code == RXGEN_OPCODE) {
1696 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1697 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1700 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1702 FS_registered = 1; /* Retry in the gc daemon */
1705 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1717 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1719 * Find addresses we are supposed to register as per the netrestrict
1720 * and netinfo files (/usr/afs/local/NetInfo and
1721 * /usr/afs/local/NetRestict)
1724 afs_int32 code = parseNetFiles(FS_HostAddrs, NULL, NULL,
1725 ADDRSPERSITE, reason,
1726 AFSDIR_SERVER_NETINFO_FILEPATH,
1727 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1729 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1732 FS_HostAddr_cnt = (afs_uint32) code;
1735 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1738 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1739 code = FS_HostAddrs[0];
1741 code = htonl(INADDR_ANY);
1746 InitVL(struct afsconf_dir *dir)
1751 * If this fails, it's because something major is wrong, and is not
1752 * likely to be time dependent.
1754 code = vl_Initialize(dir);
1757 ("Couldn't initialize volume location library; code=%d.\n", code));
1761 /* Read or create the sysid file and register the fileserver's
1762 * IP addresses with the vlserver.
1764 code = ReadSysIdFile();
1766 /* Need to create the file */
1767 ViceLog(0, ("Creating new SysID file\n"));
1768 if ((code = afs_uuid_create(&FS_HostUUID))) {
1769 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1773 /* A good sysid file exists; inform the vlserver. If any conflicts,
1774 * we always use the latest interface available as the real truth.
1777 code = Do_VLRegisterRPC();
1782 main(int argc, char *argv[])
1786 struct rx_securityClass **securityClasses;
1787 afs_int32 numClasses;
1788 struct rx_service *tservice;
1789 pthread_t serverPid;
1790 pthread_attr_t tattr;
1792 int minVnodesRequired; /* min size of vnode cache */
1793 #ifndef AFS_NT40_ENV
1794 struct rlimit rlim; /* max number of open file descriptors */
1799 afs_uint32 rx_bindhost;
1800 VolumePackageOptions opts;
1802 #ifdef AFS_AIX32_ENV
1803 struct sigaction nsa;
1805 sigemptyset(&nsa.sa_mask);
1806 nsa.sa_handler = SIG_DFL;
1807 nsa.sa_flags = SA_FULLDUMP;
1808 sigaction(SIGABRT, &nsa, NULL);
1809 sigaction(SIGSEGV, &nsa, NULL);
1813 /* Initialize dirpaths */
1814 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1816 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1818 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1822 /* set ihandle package defaults prior to parsing args */
1825 /* check for the parameter file */
1828 if (ParseArgs(argc, argv)) {
1831 MUTEX_INIT(&fileproc_glock_mutex, "fileproc", MUTEX_DEFAULT, 0);
1833 #ifdef AFS_SGI_VNODE_GLUE
1834 if (afs_init_kernel_config(-1) < 0) {
1836 ("Can't determine NUMA configuration, not starting fileserver.\n");
1840 FS_configPath = strdup(AFSDIR_SERVER_ETC_DIRPATH);
1842 confDir = afsconf_Open(FS_configPath);
1844 fprintf(stderr, "Unable to open config directory %s\n",
1849 /* initialize audit user check */
1850 osi_audit_set_user_check(confDir, fs_IsLocalRealmMatch);
1852 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1853 #ifndef AFS_NT40_ENV
1854 serverLogSyslogTag = "fileserver";
1856 OpenLog(AFSDIR_SERVER_FILELOG_FILEPATH);
1859 LogCommandLine(argc, argv, "starting", "", "File server", FSLog);
1861 #if !defined(AFS_NT40_ENV)
1862 /* initialize the pthread soft signal handler thread */
1866 /* install signal handlers for controlling the fileserver process */
1867 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1868 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1870 #if defined(AFS_SGI_ENV)
1871 /* give this guy a non-degrading priority so help busy servers */
1872 schedctl(NDPRI, 0, NDPNORMMAX);
1875 #elif !defined(AFS_NT40_ENV)
1876 nice(-5); /* TODO: */
1879 #ifdef AFS_DEMAND_ATTACH_FS
1884 if (afs_winsockInit() < 0) {
1885 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
1886 ViceLog(0, ("File server failed to intialize winsock.\n"));
1892 /* if we support more than 16 threads, then we better have the ability
1893 ** to keep open a large number of files simultaneously
1895 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
1896 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
1897 #elif defined(AFS_NT40_ENV)
1898 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
1901 curLimit = 0; /* the number of open file descriptors */
1902 code = getrlimit(RLIMIT_NOFILE, &rlim);
1904 curLimit = rlim.rlim_cur;
1905 rlim.rlim_cur = rlim.rlim_max;
1906 code = setrlimit(RLIMIT_NOFILE, &rlim);
1908 curLimit = rlim.rlim_max;
1911 ViceLog(0, ("Failed to increase open file limit, using default\n"));
1913 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
1915 curLimit -= 32; /* leave a slack of 32 file descriptors */
1916 if (lwps > curLimit) {
1920 lwps = 16; /* default to a maximum of 16 threads */
1922 /* tune the ihandle fd cache accordingly */
1923 if (vol_io_params.fd_max_cachesize < curLimit)
1924 vol_io_params.fd_max_cachesize = curLimit + 1;
1927 ("The system supports a max of %d open files and we are starting %d threads (ihandle fd cache is %d)\n",
1928 curLimit, lwps, vol_io_params.fd_max_cachesize));
1931 /* Initialize volume support */
1933 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
1936 SetLogThreadNumProgram( rx_GetThreadNum );
1938 /* initialize libacl routines */
1939 acl_Initialize(ACL_VERSION);
1941 /* initialize RX support */
1942 #ifndef AFS_NT40_ENV
1943 rxi_syscallp = viced_syscall;
1945 rx_extraPackets = rxpackets;
1946 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
1947 rx_SetBusyThreshold(busy_threshold, VBUSY);
1948 rx_SetCallAbortThreshold(abort_threshold);
1949 rx_SetConnAbortThreshold(abort_threshold);
1951 stackSize = 128 * 1024;
1953 stackSize = lwps * 4000;
1954 if (stackSize < 32000)
1956 else if (stackSize > 44000)
1959 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
1960 rx_SetStackSize(1, stackSize);
1963 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
1964 rx_bindhost = SetupVL();
1966 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
1967 ViceLog(0, ("Cannot initialize RX\n"));
1970 if (!rxJumbograms) {
1971 /* Don't send and don't allow 3.4 clients to send jumbograms. */
1974 if (rxMaxMTU != -1) {
1975 if (rx_SetMaxMTU(rxMaxMTU) != 0) {
1976 ViceLog(0, ("rxMaxMTU %d is invalid\n", rxMaxMTU));
1981 rx_SetRxDeadTime(30);
1982 afsconf_SetSecurityFlags(confDir, AFSCONF_SECOPTS_ALWAYSENCRYPT);
1983 afsconf_BuildServerSecurityObjects(confDir, &securityClasses, &numClasses);
1985 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
1986 1, /*service name */
1988 securityClasses, numClasses,
1989 RXAFS_ExecuteRequest);
1992 ("Failed to initialize RX, probably two servers running.\n"));
1995 if (rxkadDisableDotCheck) {
1996 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
1997 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
1999 rx_SetMinProcs(tservice, 3);
2000 rx_SetMaxProcs(tservice, lwps);
2001 rx_SetCheckReach(tservice, 1);
2002 rx_SetServerIdleDeadErr(tservice, VNOSERVICE);
2005 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
2006 numClasses, RXSTATS_ExecuteRequest);
2008 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2011 rx_SetMinProcs(tservice, 2);
2012 rx_SetMaxProcs(tservice, 4);
2015 * Enable RX hot threads, which allows the listener thread to trade
2016 * places with an idle thread and moves the context switch from listener
2017 * to worker out of the critical path.
2019 rx_EnableHotThread();
2021 /* Some rx debugging */
2022 if (rxlog || eventlog) {
2023 debugFile = afs_fopen("rx_dbg", "w");
2025 rx_debugFile = debugFile;
2027 rxevent_debugFile = debugFile;
2030 init_sys_error_to_et(); /* Set up error table translation */
2031 h_InitHostPackage(); /* set up local cellname and realmname */
2032 InitCallBack(numberofcbs);
2035 code = InitVL(confDir);
2036 if (code && code != VL_MULTIPADDR) {
2037 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2042 if (code && code != -1) {
2043 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2047 /* allow super users to manage RX statistics */
2048 rx_SetRxStatUserOk(viced_SuperUser);
2050 CV_INIT(&fsync_cond, "fsync", CV_DEFAULT, 0);
2051 MUTEX_INIT(&fsync_glock_mutex, "fsync", MUTEX_DEFAULT, 0);
2053 #if !defined(AFS_DEMAND_ATTACH_FS)
2055 * For DAFS, we do not start the Rx server threads until after
2056 * the volume package is initialized, and fileserver state is
2057 * restored. This is necessary in order to keep host and callback
2058 * package state pristine until we have a chance to restore state.
2060 * Furthermore, startup latency is much lower with dafs, so this
2061 * shouldn't pose a serious problem.
2063 rx_StartServer(0); /* now start handling requests */
2066 /* we ensure that there is enough space in the vnode buffer to satisfy
2067 ** requests from all concurrent threads.
2068 ** the maximum number of vnodes used by a single thread at any one time
2069 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2070 ** two vSmall for linking files and two vLarge and one vSmall for linking
2073 minVnodesRequired = 2 * lwps + 1;
2074 if (minVnodesRequired > nSmallVns) {
2075 nSmallVns = minVnodesRequired;
2077 ("Overriding -s command line parameter with %d\n",
2080 if (minVnodesRequired > large) {
2081 large = minVnodesRequired;
2082 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2085 /* We now do this after getting the listener up and running, so that client
2086 * connections don't timeout (maybe) if a file server is restarted, since it
2087 * will be available "real soon now". Worry about whether we can satisfy the
2088 * calls in the volume package itself.
2090 VOptDefaults(fileServer, &opts);
2091 opts.nLargeVnodes = large;
2092 opts.nSmallVnodes = nSmallVns;
2093 opts.volcache = volcache;
2094 opts.unsafe_attach = unsafe_attach;
2095 if (offline_timeout != -1) {
2096 opts.interrupt_rxcall = rx_InterruptCall;
2097 opts.offline_timeout = offline_timeout;
2099 if (offline_shutdown_timeout == -1) {
2100 /* default to -offline-timeout, if shutdown-specific timeout is not
2102 opts.offline_shutdown_timeout = offline_timeout;
2104 opts.interrupt_rxcall = rx_InterruptCall;
2105 opts.offline_shutdown_timeout = offline_shutdown_timeout;
2108 if (VInitVolumePackage2(fileServer, &opts)) {
2110 ("Shutting down: errors encountered initializing volume package\n"));
2115 /* Install handler to catch the shutdown signal;
2116 * bosserver assumes SIGQUIT shutdown
2118 #if !defined(AFS_NT40_ENV)
2119 softsig_signal(SIGQUIT, ShutDown_Signal);
2121 (void)signal(SIGQUIT, ShutDown_Signal);
2124 if (VInitAttachVolumes(fileServer)) {
2126 ("Shutting down: errors encountered initializing volume package\n"));
2131 #ifdef AFS_DEMAND_ATTACH_FS
2132 if (fs_state.options.fs_state_restore) {
2135 * restore fileserver state */
2138 rx_StartServer(0); /* now start handling requests */
2139 #endif /* AFS_DEMAND_ATTACH_FS */
2142 * We are done calling fopen/fdopen. It is safe to use a large
2143 * of the file descriptor cache.
2147 ViceLog(5, ("Starting pthreads\n"));
2148 osi_Assert(pthread_attr_init(&tattr) == 0);
2149 osi_Assert(pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED) == 0);
2151 osi_Assert(pthread_create
2152 (&serverPid, &tattr, FiveMinuteCheckLWP,
2153 &fiveminutes) == 0);
2154 osi_Assert(pthread_create
2155 (&serverPid, &tattr, HostCheckLWP, &fiveminutes) == 0);
2156 osi_Assert(pthread_create
2157 (&serverPid, &tattr, FsyncCheckLWP, &fiveminutes) == 0);
2159 FT_GetTimeOfDay(&tp, 0);
2162 * Figure out the FileServer's name and primary address.
2164 ViceLog(0, ("Getting FileServer name...\n"));
2165 code = gethostname(FS_HostName, 64);
2167 ViceLog(0, ("gethostname() failed\n"));
2169 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2171 ViceLog(0, ("Getting FileServer address...\n"));
2172 he = gethostbyname(FS_HostName);
2174 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2177 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2178 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2179 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2181 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2182 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2186 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
2187 localtime_r(&t, &tm));
2188 ViceLog(0, ("File Server started %s\n", tbuffer));
2189 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2191 sleep(1000); /* long time */