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 <afs/afs_assert.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>
73 #include "viced_prototypes.h"
76 #ifdef AFS_PTHREAD_ENV
77 # include <afs/softsig.h>
79 #if defined(AFS_SGI_ENV)
80 # include "sys/schedctl.h"
81 # include "sys/lock.h"
83 #include <rx/rx_globals.h>
87 void *ShutDown(void *);
88 static void ClearXStatValues(void);
89 static void PrintCounters(void);
90 static void ResetCheckDescriptors(void);
91 static void ResetCheckSignal(void);
92 static void *CheckSignal(void *);
94 static afs_int32 Do_VLRegisterRPC(void);
96 int eventlog = 0, rxlog = 0;
99 #ifdef AFS_PTHREAD_ENV
100 pthread_mutex_t fsync_glock_mutex;
101 pthread_cond_t fsync_cond;
104 #endif /* AFS_PTHREAD_ENV */
107 # define NT_OPEN_MAX 1024 /* This is an arbitrary no. we came up with for
108 * now. We hope this will be replaced by a more
109 * intelligent estimate later. */
112 int SystemId; /* ViceID of "Administrators" */
113 int SystemAnyUser; /* Viceid of "System:AnyUser" */
114 prlist SystemAnyUserCPS; /* CPS for "system:AnyUser */
115 int AnonymousID = 0; /* ViceId of "Anonymous" */
116 prlist AnonCPS; /* CPS for "Anonymous" */
118 struct afsconf_dir *confDir; /* Configuration dir object */
120 int restartMode = RESTART_ORDINARY;
123 * Home for the performance statistics.
125 struct afs_PerfStats afs_perfstats;
128 extern int Statistics;
136 int rxJumbograms = 0; /* default is to not send and receive jumbograms. */
137 int rxBind = 0; /* don't bind */
138 int rxkadDisableDotCheck = 0; /* disable check for dot in principal name */
140 afs_int32 implicitAdminRights = PRSFS_LOOKUP; /* The ADMINISTER right is
142 afs_int32 readonlyServer = 0;
145 int stackSize = 24000;
146 int fiveminutes = 300; /* 5 minutes. Change this for debugging only */
147 int CurrentConnections = 0;
148 int hostaclRefresh = 7200; /* refresh host clients' acls every 2 hrs */
149 #if defined(AFS_SGI_ENV)
155 * seconds to wait until forcing a panic during ShutDownAndCore(PANIC)
156 * in case we get stuck.
158 #ifdef AFS_DEMAND_ATTACH_FS
159 static int panic_timeout = 2 * 60;
161 static int panic_timeout = 30 * 60;
164 int rxpackets = 150; /* 100 */
165 int nSmallVns = 400; /* 200 */
166 int large = 400; /* 200 */
167 int volcache = 400; /* 400 */
168 int numberofcbs = 60000; /* 60000 */
169 int lwps = 9; /* 6 */
170 int buffs = 90; /* 70 */
171 int novbc = 0; /* Enable Volume Break calls */
172 int busy_threshold = 600;
173 int abort_threshold = 10;
174 int udpBufSize = 0; /* UDP buffer size for receive */
175 int sendBufSize = 16384; /* send buffer size */
176 int saneacls = 0; /* Sane ACLs Flag */
177 static int unsafe_attach = 0; /* avoid inUse check on vol attach? */
178 static int offline_timeout = -1; /* -offline-timeout option */
179 static int offline_shutdown_timeout = -1; /* -offline-shutdown-timeout option */
183 #ifdef AFS_PTHREAD_ENV
184 pthread_key_t viced_uclient_key;
187 #ifdef AFS_PTHREAD_ENV
188 pthread_key_t viced_uclient_key;
192 * FileServer's name and IP address, both network byte order and
195 #define ADDRSPERSITE 16 /* Same global is in rx/rx_user.c */
197 char FS_HostName[128] = "localhost";
198 afs_uint32 FS_HostAddr_NBO;
199 afs_uint32 FS_HostAddr_HBO;
200 afs_uint32 FS_HostAddrs[ADDRSPERSITE], FS_HostAddr_cnt = 0, FS_registered = 0;
201 /* All addresses in FS_HostAddrs are in NBO */
204 static void FlagMsg(void);
206 #ifdef AFS_DEMAND_ATTACH_FS
209 * fileserver mode support
211 * during fileserver shutdown, we have to track the graceful shutdown of
212 * certain background threads before we are allowed to dump state to
216 # if !defined(PTHREAD_RWLOCK_INITIALIZER) && defined(AFS_DARWIN80_ENV)
217 # define PTHREAD_RWLOCK_INITIALIZER {0x2DA8B3B4, {0}}
220 # ifndef AFS_NT40_ENV
221 struct fs_state fs_state =
228 PTHREAD_COND_INITIALIZER,
229 PTHREAD_RWLOCK_INITIALIZER
231 # else /* AFS_NT40_ENV */
232 struct fs_state fs_state;
234 static int fs_stateInit(void)
236 fs_state.mode = FS_MODE_NORMAL;
237 fs_state.FiveMinuteLWP_tranquil = 0;
238 fs_state.HostCheckLWP_tranquil = 0;
239 fs_state.FsyncCheckLWP_tranquil = 0;
240 fs_state.salvsync_fatal_error = 0;
242 fs_state.options.fs_state_save = 1;
243 fs_state.options.fs_state_restore = 1;
244 fs_state.options.fs_state_verify_before_save = 1;
245 fs_state.options.fs_state_verify_after_restore = 1;
247 CV_INIT(&fs_state.worker_done_cv, "worker done", CV_DEFAULT, 0);
248 osi_Assert(pthread_rwlock_init(&fs_state.state_lock, NULL) == 0);
250 # endif /* AFS_NT40_ENV */
251 #endif /* AFS_DEMAND_ATTACH_FS */
254 * Home for the performance statistics.
259 CheckDescriptors(void *unused)
262 struct afs_stat status;
263 int tsize = getdtablesize();
265 for (i = 0; i < tsize; i++) {
266 if (afs_fstat(i, &status) != -1) {
267 printf("%d: dev %x, inode %u, length %u, type/mode %x\n", i,
268 (unsigned int) status.st_dev,
269 (unsigned int) status.st_ino,
270 (unsigned int) status.st_size,
275 ResetCheckDescriptors();
278 } /*CheckDescriptors */
281 #ifdef AFS_PTHREAD_ENV
283 CheckSignal_Signal(int x)
289 ShutDown_Signal(int x)
295 CheckDescriptors_Signal(int x)
297 CheckDescriptors(NULL);
299 #else /* AFS_PTHREAD_ENV */
301 CheckSignal_Signal(int x)
303 IOMGR_SoftSig(CheckSignal, 0);
307 ShutDown_Signal(int x)
309 IOMGR_SoftSig(ShutDown, 0);
313 CheckDescriptors_Signal(int x)
315 IOMGR_SoftSig(CheckDescriptors, 0);
317 #endif /* AFS_PTHREAD_ENV */
319 /* check whether caller is authorized to manage RX statistics */
321 fs_rxstat_userok(struct rx_call *call)
323 return afsconf_SuperUser(confDir, call, NULL);
327 ResetCheckSignal(void)
331 #if defined(AFS_HPUX_ENV)
333 #elif defined(AFS_NT40_ENV)
339 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
340 softsig_signal(signo, CheckSignal_Signal);
342 signal(signo, CheckSignal_Signal);
347 ResetCheckDescriptors(void)
350 # if defined(AFS_PTHREAD_ENV)
351 softsig_signal(SIGTERM, CheckDescriptors_Signal);
353 (void)signal(SIGTERM, CheckDescriptors_Signal);
358 #if defined(AFS_PTHREAD_ENV)
362 return (intptr_t)pthread_getspecific(rx_thread_id_key);
368 viced_syscall(afs_uint32 a3, afs_uint32 a4, void *a5)
371 # ifndef AFS_LINUX20_ENV
374 old = (void (*)(int))signal(SIGSYS, SIG_IGN);
376 rcode = syscall(AFS_SYSCALL, 28 /* AFSCALL_CALL */ , a3, a4, a5);
377 # ifndef AFS_LINUX20_ENV
385 #if !defined(AFS_NT40_ENV)
386 # include "AFS_component_version_number.c"
387 #endif /* !AFS_NT40_ENV */
389 #define MAXADMINNAME 64
390 char adminName[MAXADMINNAME];
396 struct afs_stat status;
398 if ((afs_stat("/AdminName", &status)) || /* if file does not exist */
399 (status.st_size <= 0) || /* or it is too short */
400 (status.st_size >= (MAXADMINNAME)) || /* or it is too long */
401 !(fd = afs_open("/AdminName", O_RDONLY, 0))) { /* or the open fails */
402 strcpy(adminName, "System:Administrators"); /* use the default name */
404 (void)read(fd, adminName, status.st_size); /* use name from the file */
407 close(fd); /* close fd if it was opened */
409 } /*CheckAdminName */
415 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
416 /* set our 'thread-id' so that the host hold table works */
417 pthread_setspecific(rx_thread_id_key,
418 (void *)(intptr_t)rx_NewThreadId());
419 afs_pthread_setname_self(s);
421 ("Set thread id %p for '%s'\n",
422 pthread_getspecific(rx_thread_id_key), s));
426 /* This LWP does things roughly every 5 minutes */
428 FiveMinuteCheckLWP(void *unused)
433 ViceLog(1, ("Starting five minute check process\n"));
434 setThreadId("FiveMinuteCheckLWP");
436 #ifdef AFS_DEMAND_ATTACH_FS
438 while (fs_state.mode == FS_MODE_NORMAL) {
439 fs_state.FiveMinuteLWP_tranquil = 1;
445 #ifdef AFS_PTHREAD_ENV
447 #else /* AFS_PTHREAD_ENV */
448 IOMGR_Sleep(fiveminutes);
449 #endif /* AFS_PTHREAD_ENV */
451 #ifdef AFS_DEMAND_ATTACH_FS
453 if (fs_state.mode != FS_MODE_NORMAL) {
456 fs_state.FiveMinuteLWP_tranquil = 0;
460 /* close the log so it can be removed */
461 ReOpenLog(AFSDIR_SERVER_FILELOG_FILEPATH); /* don't trunc, just append */
462 ViceLog(2, ("Cleaning up timed out callbacks\n"));
463 if (CleanupTimedOutCallBacks())
464 ViceLog(5, ("Timed out callbacks deleted\n"));
465 ViceLog(2, ("Set disk usage statistics\n"));
467 if (FS_registered == 1)
469 /* Force wakeup in case we missed something; pthreads does timedwait */
470 #ifndef AFS_PTHREAD_ENV
471 LWP_NoYieldSignal(fsync_wait);
473 if (printBanner && (++msg & 1)) { /* Every 10 minutes */
474 time_t now = FT_ApproxTime();
476 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
477 localtime_r(&now, &tm));
479 ("File server is running at %s\n", tbuffer));
481 #ifdef AFS_DEMAND_ATTACH_FS
485 #ifdef AFS_DEMAND_ATTACH_FS
486 fs_state.FiveMinuteLWP_tranquil = 1;
488 CV_BROADCAST(&fs_state.worker_done_cv);
493 } /*FiveMinuteCheckLWP */
496 /* This LWP does host checks every 5 minutes: it should not be used for
497 * other 5 minute activities because it may be delayed by timeouts when
498 * it probes the workstations
502 HostCheckLWP(void *unused)
504 ViceLog(1, ("Starting Host check process\n"));
505 setThreadId("HostCheckLWP");
506 #ifdef AFS_DEMAND_ATTACH_FS
508 while (fs_state.mode == FS_MODE_NORMAL) {
509 fs_state.HostCheckLWP_tranquil = 1;
515 #ifdef AFS_PTHREAD_ENV
517 #else /* AFS_PTHREAD_ENV */
518 IOMGR_Sleep(fiveminutes);
519 #endif /* AFS_PTHREAD_ENV */
521 #ifdef AFS_DEMAND_ATTACH_FS
523 if (fs_state.mode != FS_MODE_NORMAL) {
526 fs_state.HostCheckLWP_tranquil = 0;
530 ViceLog(2, ("Checking for dead venii & clients\n"));
533 #ifdef AFS_DEMAND_ATTACH_FS
537 #ifdef AFS_DEMAND_ATTACH_FS
538 fs_state.HostCheckLWP_tranquil = 1;
540 CV_BROADCAST(&fs_state.worker_done_cv);
547 /* This LWP does fsync checks every 5 minutes: it should not be used for
548 * other 5 minute activities because it may be delayed by timeouts when
549 * it probes the workstations
552 FsyncCheckLWP(void *unused)
555 #ifdef AFS_PTHREAD_ENV
556 struct timespec fsync_next;
558 ViceLog(1, ("Starting fsync check process\n"));
560 setThreadId("FsyncCheckLWP");
562 #ifdef AFS_DEMAND_ATTACH_FS
564 while (fs_state.mode == FS_MODE_NORMAL) {
565 fs_state.FsyncCheckLWP_tranquil = 1;
571 #ifdef AFS_PTHREAD_ENV
572 /* rounding is fine */
573 fsync_next.tv_nsec = 0;
574 fsync_next.tv_sec = time(0) + fiveminutes;
576 code = CV_TIMEDWAIT(&fsync_cond, &fsync_glock_mutex,
578 if (code != 0 && code != ETIMEDOUT)
579 ViceLog(0, ("pthread_cond_timedwait returned %d\n", code));
580 #else /* AFS_PTHREAD_ENV */
581 if ((code = LWP_WaitProcess(fsync_wait)) != LWP_SUCCESS)
582 ViceLog(0, ("LWP_WaitProcess returned %d\n", code));
583 #endif /* AFS_PTHREAD_ENV */
586 #ifdef AFS_DEMAND_ATTACH_FS
588 if (fs_state.mode != FS_MODE_NORMAL) {
591 fs_state.FsyncCheckLWP_tranquil = 0;
593 #endif /* AFS_DEMAND_ATTACH_FS */
595 ViceLog(2, ("Checking for fsync events\n"));
597 code = BreakLaterCallBacks();
599 #ifdef AFS_DEMAND_ATTACH_FS
603 #ifdef AFS_DEMAND_ATTACH_FS
604 fs_state.FsyncCheckLWP_tranquil = 1;
606 CV_BROADCAST(&fs_state.worker_done_cv);
609 #endif /* AFS_DEMAND_ATTACH_FS */
613 /*------------------------------------------------------------------------
614 * PRIVATE ClearXStatValues
617 * Initialize all of the values collected via the xstat
627 * Must be called during File Server initialization.
631 *------------------------------------------------------------------------*/
634 ClearXStatValues(void)
635 { /*ClearXStatValues */
637 struct fs_stats_opTimingData *opTimeP; /*Ptr to timing struct */
638 struct fs_stats_xferData *opXferP; /*Ptr to xfer struct */
639 int i; /*Loop counter */
642 * Zero all xstat-related structures.
644 memset((&afs_perfstats), 0, sizeof(struct afs_PerfStats));
645 #if FS_STATS_DETAILED
646 memset((&afs_FullPerfStats), 0,
647 sizeof(struct fs_stats_FullPerfStats));
650 * That's not enough. We have to set reasonable minima for
651 * time and xfer values in the detailed stats.
653 opTimeP = &(afs_FullPerfStats.det.rpcOpTimes[0]);
654 for (i = 0; i < FS_STATS_NUM_RPC_OPS; i++, opTimeP++)
655 opTimeP->minTime.tv_sec = 999999;
657 opXferP = &(afs_FullPerfStats.det.xferOpTimes[0]);
658 for (i = 0; i < FS_STATS_NUM_XFER_OPS; i++, opXferP++) {
659 opXferP->minTime.tv_sec = 999999;
660 opXferP->minBytes = 999999999;
664 * There's more. We have to set our unique system identifier, as
665 * declared in param.h. If such a thing is not defined, we bitch
666 * and declare ourselves to be an unknown system type.
669 afs_perfstats.sysname_ID = SYS_NAME_ID;
671 # ifndef AFS_NT40_ENV
672 ViceLog(0, ("Sys name ID constant not defined in param.h!!\n"));
673 ViceLog(0, ("[Choosing ``undefined'' sys name ID.\n"));
675 afs_perfstats.sysname_ID = SYS_NAME_ID_UNDEFINED;
676 # endif /* SYS_NAME_ID */
679 } /*ClearXStatValues */
681 int CopyOnWrite_calls = 0, CopyOnWrite_off0 = 0, CopyOnWrite_size0 = 0;
682 afs_fsize_t CopyOnWrite_maxsize = 0;
687 int dirbuff, dircall, dirio;
689 int workstations, activeworkstations, delworkstations;
693 #ifdef AFS_DEMAND_ATTACH_FS
697 FT_GetTimeOfDay(&tpl, 0);
699 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
700 localtime_r(&StartTime, &tm));
701 ViceLog(0, ("Vice was last started at %s\n", tbuffer));
703 #ifdef AFS_DEMAND_ATTACH_FS
704 if (LogLevel >= 125) {
705 stats_flags = VOL_STATS_PER_CHAIN2;
706 } else if (LogLevel >= 25) {
707 stats_flags = VOL_STATS_PER_CHAIN;
709 VPrintExtendedCacheStats(stats_flags);
713 DStat(&dirbuff, &dircall, &dirio);
715 ("With %d directory buffers; %d reads resulted in %d read I/Os\n",
716 dirbuff, dircall, dirio));
717 rx_PrintStats(stderr);
718 audit_PrintStats(stderr);
720 PrintCallBackStats();
722 processSize = -1; /* TODO: */
724 processSize = (int)((long)sbrk(0) >> 10);
727 ("There are %d connections, process size %d\n",
728 CurrentConnections, processSize));
729 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
730 tpl.tv_sec - 15 * 60);
732 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
733 workstations, activeworkstations, delworkstations));
734 ViceLog(0, ("CopyOnWrite: calls %d off0 %d size0 %d maxsize 0x%llx\n",
735 CopyOnWrite_calls, CopyOnWrite_off0, CopyOnWrite_size0, CopyOnWrite_maxsize));
744 CheckSignal(void *unused)
746 if (FS_registered > 0) {
748 * We have proper ip addresses; tell the vlserver what we got; the following
749 * routine will do the proper reporting for us
762 ShutdownWatchdogLWP(void *unused)
764 sleep(panic_timeout);
765 ViceLogThenPanic(0, ("ShutdownWatchdogLWP: Failed to shutdown and panic "
766 "within %d seconds; forcing panic\n",
772 ShutDownAndCore(int dopanic)
774 time_t now = time(NULL);
779 #ifdef AFS_PTHREAD_ENV
780 pthread_t watchdogPid;
781 pthread_attr_t tattr;
782 osi_Assert(pthread_attr_init(&tattr) == 0);
783 osi_Assert(pthread_create(&watchdogPid, &tattr, ShutdownWatchdogLWP, NULL) == 0);
786 osi_Assert(LWP_CreateProcess
787 (ShutdownWatchdogLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
788 NULL, "ShutdownWatchdog", &watchdogPid) == LWP_SUCCESS);
792 /* do not allows new reqests to be served from now on, all new requests
793 * are returned with an error code of RX_RESTARTING ( transient failure ) */
794 rx_SetRxTranquil(); /* dhruba */
798 #ifdef AFS_DEMAND_ATTACH_FS
800 if (fs_state.mode == FS_MODE_SHUTDOWN) {
801 /* it is possible for at least fs_stateSave() (called below) to call
802 * ShutDownAndCore if there's host list corruption; prevent
803 * deinitializing some stuff twice */
804 ViceLog(0, ("ShutDownAndCore called during shutdown? Skipping volume "
805 "and host package shutdown\n"));
809 fs_state.mode = FS_MODE_SHUTDOWN;
813 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
814 localtime_r(&now, &tm));
815 ViceLog(0, ("Shutting down file server at %s\n", tbuffer));
817 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
822 /* shut down volume package */
825 #ifdef AFS_DEMAND_ATTACH_FS
826 if (fs_state.options.fs_state_save) {
829 * save fileserver state to disk */
832 ViceLog(0, ("Not saving fileserver state; abnormal shutdown\n"));
835 /* make sure background threads have finished all of their asynchronous
836 * work on host and callback structures */
838 while (!fs_state.FiveMinuteLWP_tranquil ||
839 !fs_state.HostCheckLWP_tranquil ||
840 !fs_state.FsyncCheckLWP_tranquil) {
843 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
844 CV_WAIT(&fs_state.worker_done_cv, &fileproc_glock_mutex);
850 /* ok. it should now be fairly safe. let's do the state dump */
856 #endif /* AFS_DEMAND_ATTACH_FS */
859 rx_PrintStats(debugFile);
863 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
864 localtime_r(&now, &tm));
866 ViceLog(0, ("File server has terminated abnormally at %s\n", tbuffer));
868 ViceLog(0, ("File server has terminated normally at %s\n", tbuffer));
871 if (dopanic) /* XXX pass in file and line? */
872 osi_Panic("Panic requested\n");
878 ShutDown(void *unused)
879 { /* backward compatibility */
880 ShutDownAndCore(DONTPANIC);
888 /* default supports help flag */
890 fputs("Usage: fileserver ", stdout);
891 fputs("[-auditlog <log path>] ", stdout);
892 fputs("[-audit-interface <file|sysvmq> (default is file)] ", stdout);
893 fputs("[-d <debug level>] ", stdout);
894 fputs("[-p <number of processes>] ", stdout);
895 fputs("[-spare <number of spare blocks>] ", stdout);
896 fputs("[-pctspare <percentage spare>] ", stdout);
897 fputs("[-b <buffers>] ", stdout);
898 fputs("[-l <large vnodes>] ", stdout);
899 fputs("[-s <small vnodes>] ", stdout);
900 fputs("[-vc <volume cachesize>] ", stdout);
901 fputs("[-w <call back wait interval>] ", stdout);
902 fputs("[-cb <number of call backs>] ", stdout);
903 fputs("[-banner (print banner every 10 minutes)] ", stdout);
904 fputs("[-novbc (whole volume cbs disabled)] ", stdout);
905 fputs("[-implicit <admin mode bits: rlidwka>] ", stdout);
906 fputs("[-readonly (read-only file server)] ", stdout);
907 fputs("[-hr <number of hours between refreshing the host cps>] ", stdout);
908 fputs("[-busyat <redirect clients when queue > n>] ", stdout);
909 fputs("[-nobusy <no VBUSY before a volume is attached>] ", stdout);
910 fputs("[-rxpck <number of rx extra packets>] ", stdout);
911 fputs("[-rxdbg (enable rx debugging)] ", stdout);
912 fputs("[-rxdbge (enable rxevent debugging)] ", stdout);
913 fputs("[-rxmaxmtu <bytes>] ", stdout);
914 fputs("[-rxbind (bind the Rx socket to one address)] ", stdout);
915 fputs("[-allow-dotted-principals (disable the rxkad principal name dot check)] ", stdout);
916 fputs("[-vhandle-setaside (fds reserved for non-cache io [default 128])] ", stdout);
917 fputs("[-vhandle-max-cachesize (max open files [default 128])] ", stdout);
918 fputs("[-vhandle-initial-cachesize (fds reserved for cache io [default 128])] ", stdout);
919 #ifdef AFS_DEMAND_ATTACH_FS
920 fputs("[-fs-state-dont-save (disable state save during shutdown)] ", stdout);
921 fputs("[-fs-state-dont-restore (disable state restore during startup)] ", stdout);
922 fputs("[-fs-state-verify <none|save|restore|both> (default is both)] ", stdout);
923 fputs("[-vattachpar <max number of volume attach/shutdown threads> (default is 1)] ", stdout);
924 fputs("[-vhashsize <log(2) of number of volume hash buckets> (default is 8)] ", stdout);
925 fputs("[-vlrudisable (disable VLRU functionality)] ", stdout);
926 fputs("[-vlruthresh <minutes before unused volumes become eligible for soft detach> (default is 2 hours)] ", stdout);
927 fputs("[-vlruinterval <seconds between VLRU scans> (default is 2 minutes)] ", stdout);
928 fputs("[-vlrumax <max volumes to soft detach in one VLRU scan> (default is 8)] ", stdout);
929 fputs("[-unsafe-nosalvage (bypass volume inUse safety check on attach, bypassing salvage)] ", stdout);
930 #elif AFS_PTHREAD_ENV
931 fputs("[-vattachpar <number of volume attach threads> (default is 1)] ", stdout);
934 fputs("[-m <min percentage spare in partition>] ", stdout);
936 #if defined(AFS_SGI_ENV)
937 fputs("[-lock (keep fileserver from swapping)] ", stdout);
939 fputs("[-L (large server conf)] ", stdout);
940 fputs("[-S (small server conf)] ", stdout);
941 fputs("[-k <stack size>] ", stdout);
942 fputs("[-realm <Kerberos realm name>] ", stdout);
943 fputs("[-udpsize <size of socket buffer in bytes>] ", stdout);
944 fputs("[-sendsize <size of send buffer in bytes>] ", stdout);
945 fputs("[-abortthreshold <abort threshold>] ", stdout);
946 fputs("[-nojumbo (disable jumbogram network packets - deprecated)] ", stdout);
947 fputs("[-jumbo (enable jumbogram network packets)] ", stdout);
948 fputs("[-offline-timeout <client RX timeout for offlining volumes>]", stdout);
949 fputs("[-offline-shutdown-timeout <RX timeout for offlining volumes during shutdown>]", stdout);
950 /* fputs("[-enable_peer_stats] ", stdout); */
951 /* fputs("[-enable_process_stats] ", stdout); */
952 fputs("[-help]\n", stdout);
954 ViceLog(0, ("%s", buffer));
963 ParseRights(char *arights)
969 if (!arights || !strcmp(arights, "")) {
970 printf("Missing list of mode bits on -implicit option\n");
973 if (!strcmp(arights, "none"))
975 else if (!strcmp(arights, "read"))
976 mode = PRSFS_READ | PRSFS_LOOKUP;
977 else if (!strcmp(arights, "write"))
979 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
980 PRSFS_WRITE | PRSFS_LOCK;
981 else if (!strcmp(arights, "all"))
983 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
984 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
986 len = strlen(arights);
987 for (i = 0; i < len; i++) {
992 mode |= PRSFS_LOOKUP;
994 mode |= PRSFS_INSERT;
996 mode |= PRSFS_DELETE;
1002 mode |= PRSFS_ADMINISTER;
1020 printf("Illegal -implicit rights character '%c'.\n", tc);
1029 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
1030 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
1033 * AIX: sysconf() limit is real
1034 * HP-UX: sysconf() limit is real
1035 * IRIX: sysconf() limit is apparently NOT real -- too small
1036 * DUX: sysconf() limit is apparently NOT real -- too big
1037 * Linux: sysconf() limit is apparently NOT real -- too big
1038 * Solaris: no sysconf() limit
1041 max_fileserver_thread(void)
1043 #if defined(AFS_PTHREAD_ENV) && (defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV))
1046 ans = sysconf(_SC_THREAD_THREADS_MAX);
1047 if (0 < ans && ans < MAX_FILESERVER_THREAD)
1049 #endif /* defined(AFS_PTHREAD_ENV) */
1050 return MAX_FILESERVER_THREAD;
1053 /* from ihandle.c */
1054 extern ih_init_params vol_io_params;
1057 ParseArgs(int argc, char *argv[])
1059 int SawL = 0, SawS = 0, SawVC = 0;
1060 int Sawrxpck = 0, Sawsmall = 0, Sawlarge = 0, Sawcbs = 0, Sawlwps =
1064 int bufSize = 0; /* temp variable to read in udp socket buf size */
1066 char *auditFileName = NULL;
1068 for (i = 1; i < argc; i++) {
1069 if (!strcmp(argv[i], "-d")) {
1070 if ((i + 1) >= argc) {
1071 fprintf(stderr, "missing argument for -d\n");
1074 debuglevel = atoi(argv[++i]);
1075 LogLevel = debuglevel;
1076 } else if (!strcmp(argv[i], "-banner")) {
1078 } else if (!strcmp(argv[i], "-implicit")) {
1079 if ((i + 1) >= argc) {
1080 fprintf(stderr, "missing argument for -implicit\n");
1083 implicitAdminRights = ParseRights(argv[++i]);
1084 if (implicitAdminRights < 0)
1085 return implicitAdminRights;
1086 } else if (!strcmp(argv[i], "-readonly")) {
1088 } else if (!strcmp(argv[i], "-L")) {
1090 } else if (!strcmp(argv[i], "-S")) {
1092 } else if (!strcmp(argv[i], "-p")) {
1094 if ((i + 1) >= argc) {
1095 fprintf(stderr, "missing argument for -p\n");
1098 lwps = atoi(argv[++i]);
1099 } else if (!strcmp(argv[i], "-b")) {
1101 if ((i + 1) >= argc) {
1102 fprintf(stderr, "missing argument for -b\n");
1105 buffs = atoi(argv[++i]);
1106 } else if (!strcmp(argv[i], "-l")) {
1108 if ((i + 1) >= argc) {
1109 fprintf(stderr, "missing argument for -l\n");
1112 large = atoi(argv[++i]);
1113 } else if (!strcmp(argv[i], "-vc")) {
1115 if ((i + 1) >= argc) {
1116 fprintf(stderr, "missing argument for -vc\n");
1119 volcache = atoi(argv[++i]);
1120 } else if (!strcmp(argv[i], "-novbc")) {
1122 } else if (!strcmp(argv[i], "-rxpck")) {
1124 if ((i + 1) >= argc) {
1125 fprintf(stderr, "missing argument for -rxpck\n");
1128 rxpackets = atoi(argv[++i]);
1129 #ifdef AFS_PTHREAD_ENV
1130 } else if (!strcmp(argv[i], "-vattachpar")) {
1131 if ((i + 1) >= argc) {
1132 fprintf(stderr, "missing argument for %s\n", argv[i]);
1135 vol_attach_threads = atoi(argv[++i]);
1136 #endif /* AFS_PTHREAD_ENV */
1137 } else if (!strcmp(argv[i], "-vhandle-setaside")) {
1138 if ((i + 1) >= argc) {
1139 fprintf(stderr, "missing argument for %s\n", argv[i]);
1142 vol_io_params.fd_handle_setaside = atoi(argv[++i]);
1143 } else if (!strcmp(argv[i], "-vhandle-max-cachesize")) {
1144 if ((i + 1) >= argc) {
1145 fprintf(stderr, "missing argument for %s\n", argv[i]);
1148 vol_io_params.fd_max_cachesize = atoi(argv[++i]);
1149 } else if (!strcmp(argv[i], "-vhandle-initial-cachesize")) {
1150 if ((i + 1) >= argc) {
1151 fprintf(stderr, "missing argument for %s\n", argv[i]);
1154 vol_io_params.fd_initial_cachesize = atoi(argv[++i]);
1155 #ifdef AFS_DEMAND_ATTACH_FS
1156 } else if (!strcmp(argv[i], "-fs-state-dont-save")) {
1157 fs_state.options.fs_state_save = 0;
1158 } else if (!strcmp(argv[i], "-fs-state-dont-restore")) {
1159 fs_state.options.fs_state_restore = 0;
1160 } else if (!strcmp(argv[i], "-fs-state-verify")) {
1161 if ((i + 1) >= argc) {
1162 fprintf(stderr, "missing argument for %s\n", argv[i]);
1166 if (!strcmp(argv[i], "none")) {
1167 fs_state.options.fs_state_verify_before_save = 0;
1168 fs_state.options.fs_state_verify_after_restore = 0;
1169 } else if (!strcmp(argv[i], "save")) {
1170 fs_state.options.fs_state_verify_after_restore = 0;
1171 } else if (!strcmp(argv[i], "restore")) {
1172 fs_state.options.fs_state_verify_before_save = 0;
1173 } else if (!strcmp(argv[i], "both")) {
1176 fprintf(stderr, "invalid argument for %s\n", argv[i-1]);
1179 } else if (!strcmp(argv[i], "-vhashsize")) {
1181 if ((i + 1) >= argc) {
1182 fprintf(stderr, "missing argument for %s\n", argv[i]);
1185 hashsize = atoi(argv[++i]);
1186 if (VSetVolHashSize(hashsize)) {
1187 fprintf(stderr, "specified -vhashsize (%s) is invalid or out "
1188 "of range\n", argv[i]);
1191 } else if (!strcmp(argv[i], "-vlrudisable")) {
1192 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1193 } else if (!strcmp(argv[i], "-vlruthresh")) {
1194 if ((i + 1) >= argc) {
1195 fprintf(stderr, "missing argument for %s\n", argv[i]);
1198 VLRU_SetOptions(VLRU_SET_THRESH, 60*atoi(argv[++i]));
1199 } else if (!strcmp(argv[i], "-vlruinterval")) {
1200 if ((i + 1) >= argc) {
1201 fprintf(stderr, "missing argument for %s\n", argv[i]);
1204 VLRU_SetOptions(VLRU_SET_INTERVAL, atoi(argv[++i]));
1205 } else if (!strcmp(argv[i], "-vlrumax")) {
1206 if ((i + 1) >= argc) {
1207 fprintf(stderr, "missing argument for %s\n", argv[i]);
1210 VLRU_SetOptions(VLRU_SET_MAX, atoi(argv[++i]));
1211 } else if (!strcmp(argv[i], "-unsafe-nosalvage")) {
1213 #endif /* AFS_DEMAND_ATTACH_FS */
1214 } else if (!strcmp(argv[i], "-s")) {
1216 if ((i + 1) >= argc) {
1217 fprintf(stderr, "missing argument for -s\n");
1220 nSmallVns = atoi(argv[++i]);
1221 } else if (!strcmp(argv[i], "-abortthreshold")) {
1222 if ((i + 1) >= argc) {
1223 fprintf(stderr, "missing argument for -abortthreshold\n");
1226 abort_threshold = atoi(argv[++i]);
1227 } else if (!strcmp(argv[i], "-k")) {
1228 if ((i + 1) >= argc) {
1229 fprintf(stderr, "missing argument for -k\n");
1232 stack = atoi(argv[++i]);
1234 #if defined(AFS_SGI_ENV)
1235 else if (!strcmp(argv[i], "-lock")) {
1239 else if (!strcmp(argv[i], "-spare")) {
1240 if ((i + 1) >= argc) {
1241 fprintf(stderr, "missing argument for -spare\n");
1244 BlocksSpare = atoi(argv[++i]);
1246 } else if (!strcmp(argv[i], "-pctspare")) {
1247 if ((i + 1) >= argc) {
1248 fprintf(stderr, "missing argument for -pctspare\n");
1251 PctSpare = atoi(argv[++i]);
1252 BlocksSpare = 0; /* has non-zero default */
1254 } else if (!strcmp(argv[i], "-w")) {
1255 if ((i + 1) >= argc) {
1256 fprintf(stderr, "missing argument for -w\n");
1259 fiveminutes = atoi(argv[++i]);
1260 } else if (!strcmp(argv[i], "-hr")) {
1262 if ((i + 1) >= argc) {
1263 fprintf(stderr, "missing argument for -hr\n");
1266 hr = atoi(argv[++i]);
1267 if ((hr < 1) || (hr > 36)) {
1269 ("host acl refresh interval of %d hours is invalid; hours must be between 1 and 36\n\n",
1273 hostaclRefresh = hr * 60 * 60;
1274 } else if (!strcmp(argv[i], "-rxdbg"))
1276 else if (!strcmp(argv[i], "-rxdbge"))
1278 else if (!strcmp(argv[i], "-cb")) {
1280 if ((i + 1) >= argc) {
1281 fprintf(stderr, "missing argument for -cb\n");
1284 numberofcbs = atoi(argv[++i]);
1285 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1287 ("number of cbs %d invalid; must be between 10000 and 2147483647\n",
1291 } else if (!strcmp(argv[i], "-busyat")) {
1293 if ((i + 1) >= argc) {
1294 fprintf(stderr, "missing argument for -busyat\n");
1297 busy_threshold = atoi(argv[++i]);
1298 if (busy_threshold < 10) {
1300 ("Busy threshold %d is too low, will compute default.\n",
1304 } else if (!strcmp(argv[i], "-nobusy"))
1306 #ifdef AFS_AIX32_ENV
1307 else if (!strcmp(argv[i], "-m")) {
1308 extern int aixlow_water;
1309 if ((i + 1) >= argc) {
1310 fprintf(stderr, "missing argument for -m\n");
1313 aixlow_water = atoi(argv[++i]);
1314 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1315 printf("space reserved %d% invalid; must be between 0-30%\n",
1321 else if (!strcmp(argv[i], "-nojumbo")) {
1323 } else if (!strcmp(argv[i], "-jumbo")) {
1325 } else if (!strcmp(argv[i], "-rxbind")) {
1327 } else if (!strcmp(argv[i], "-allow-dotted-principals")) {
1328 rxkadDisableDotCheck = 1;
1329 } else if (!strcmp(argv[i], "-rxmaxmtu")) {
1330 if ((i + 1) >= argc) {
1331 fprintf(stderr, "missing argument for -rxmaxmtu\n");
1334 rxMaxMTU = atoi(argv[++i]);
1335 if ((rxMaxMTU < RX_MIN_PACKET_SIZE) ||
1336 (rxMaxMTU > RX_MAX_PACKET_DATA_SIZE)) {
1337 printf("rxMaxMTU %d%% invalid; must be between %d-%" AFS_SIZET_FMT "\n",
1338 rxMaxMTU, RX_MIN_PACKET_SIZE,
1339 RX_MAX_PACKET_DATA_SIZE);
1342 } else if (!strcmp(argv[i], "-realm")) {
1343 extern char local_realms[AFS_NUM_LREALMS][AFS_REALM_SZ];
1344 extern int num_lrealms;
1345 if ((i + 1) >= argc) {
1346 fprintf(stderr, "missing argument for -realm\n");
1349 if (strlen(argv[++i]) >= AFS_REALM_SZ) {
1351 ("-realm argument must contain fewer than %d characters.\n",
1355 if (num_lrealms == -1)
1357 if (num_lrealms >= AFS_NUM_LREALMS) {
1359 ("a maximum of %d -realm arguments can be specified.\n",
1363 strncpy(local_realms[num_lrealms++], argv[i], AFS_REALM_SZ);
1364 } else if (!strcmp(argv[i], "-udpsize")) {
1365 if ((i + 1) >= argc) {
1366 printf("You have to specify -udpsize <integer value>\n");
1369 bufSize = atoi(argv[++i]);
1370 if (bufSize < rx_GetMinUdpBufSize())
1372 ("Warning:udpsize %d is less than minimum %d; ignoring\n",
1373 bufSize, rx_GetMinUdpBufSize());
1375 udpBufSize = bufSize;
1376 } else if (!strcmp(argv[i], "-sendsize")) {
1377 if ((i + 1) >= argc) {
1378 printf("You have to specify -sendsize <integer value>\n");
1381 bufSize = atoi(argv[++i]);
1382 if (bufSize < 16384)
1384 ("Warning:sendsize %d is less than minimum %d; ignoring\n",
1387 sendBufSize = bufSize;
1388 } else if (!strcmp(argv[i], "-enable_peer_stats")) {
1389 rx_enablePeerRPCStats();
1390 } else if (!strcmp(argv[i], "-enable_process_stats")) {
1391 rx_enableProcessRPCStats();
1393 else if (strcmp(argv[i], "-auditlog") == 0) {
1394 auditFileName = argv[++i];
1396 else if (strcmp(argv[i], "-audit-interface") == 0) {
1397 char *interface = argv[++i];
1399 if (osi_audit_interface(interface)) {
1400 printf("Invalid audit interface '%s'\n", interface);
1404 #ifndef AFS_NT40_ENV
1405 else if (strcmp(argv[i], "-syslog") == 0) {
1406 /* set syslog logging flag */
1407 serverLogSyslog = 1;
1408 } else if (strncmp(argv[i], "-syslog=", 8) == 0) {
1409 serverLogSyslog = 1;
1410 serverLogSyslogFacility = atoi(argv[i] + 8);
1413 else if (strcmp(argv[i], "-mrafslogs") == 0) {
1414 /* set syslog logging flag */
1417 else if (strcmp(argv[i], "-saneacls") == 0) {
1420 else if (strcmp(argv[i], "-offline-timeout") == 0) {
1421 if (i + 1 >= argc) {
1422 printf("You have to specify -offline-timeout <integer>\n");
1425 offline_timeout = atoi(argv[++i]);
1426 #ifndef AFS_PTHREAD_ENV
1427 if (offline_timeout != -1) {
1428 printf("The only valid -offline-timeout value for the LWP "
1429 "fileserver is -1\n");
1432 #endif /* AFS_PTHREAD_ENV */
1433 if (offline_timeout < -1) {
1434 printf("Invalid -offline-timeout value %s; the only valid "
1435 "negative value is -1\n", argv[i]);
1439 else if (strcmp(argv[i], "-offline-shutdown-timeout") == 0) {
1440 if (i + 1 >= argc) {
1441 printf("You have to specify -offline-shutdown-timeout "
1445 offline_shutdown_timeout = atoi(argv[++i]);
1446 #ifndef AFS_PTHREAD_ENV
1447 if (offline_shutdown_timeout != -1) {
1448 printf("The only valid -offline-shutdown-timeout value for the "
1449 "LWP fileserver is -1\n");
1452 #endif /* AFS_PTHREAD_ENV */
1453 if (offline_shutdown_timeout < -1) {
1454 printf("Invalid -offline-timeout value %s; the only valid "
1455 "negative value is -1\n", argv[i]);
1464 printf("Only one of -L, or -S must be specified\n");
1475 numberofcbs = 20000;
1491 numberofcbs = 64000;
1500 busy_threshold = 3 * rxpackets / 2;
1502 osi_audit_file(auditFileName);
1504 lwps_max = max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1505 if (lwps > lwps_max)
1514 /* Once upon a time, in a galaxy far far away, IBM AFS supported the use of
1515 * a file /vice/file/parms, the contents of which would override any command
1516 * line parameters. We no longer support the use of such a file, but we warn
1517 * if we encounter its presence from an older release
1522 struct afs_stat sbuf;
1524 if (afs_stat("/vice/file/parms", &sbuf) == 0) {
1525 ViceLog(0, ("Using /vice/file/parms to override command line "
1526 "options is no longer supported"));
1530 /* Miscellaneous routines */
1535 ViceLogThenPanic(0, ("%s\n", msg));
1545 * If this fails, it's because something major is wrong, and is not
1546 * likely to be time dependent.
1548 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1551 ("Couldn't initialize protection library; code=%d.\n", code));
1555 #ifdef AFS_PTHREAD_ENV
1556 osi_Assert(pthread_key_create(&viced_uclient_key, NULL) == 0);
1559 SystemId = SYSADMINID;
1560 SystemAnyUser = ANYUSERID;
1561 SystemAnyUserCPS.prlist_len = 0;
1562 SystemAnyUserCPS.prlist_val = NULL;
1563 AnonCPS.prlist_len = 0;
1564 AnonCPS.prlist_val = NULL;
1566 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1569 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1573 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1576 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1580 AnonymousID = ANONYMOUSID;
1583 #ifdef AFS_PTHREAD_ENV
1585 #else /* AFS_PTHREAD_ENV */
1587 #endif /* AFS_PTHREAD_ENV */
1591 struct rx_connection *serverconns[MAXSERVERS];
1592 struct ubik_client *cstruct;
1595 vl_Initialize(const char *confDir)
1598 afs_int32 scIndex = RX_SECIDX_NULL;
1599 struct afsconf_dir *tdir;
1600 struct rx_securityClass *sc;
1601 struct afsconf_cell info;
1603 tdir = afsconf_Open(confDir);
1606 ("Could not open configuration directory (%s).\n", confDir));
1609 code = afsconf_ClientAuth(tdir, &sc, &scIndex);
1611 ViceLog(0, ("Could not get security object for localAuth\n"));
1614 code = afsconf_GetCellInfo(tdir, NULL, AFSCONF_VLDBSERVICE, &info);
1615 if (info.numServers > MAXSERVERS) {
1617 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1618 info.numServers, MAXSERVERS));
1621 for (i = 0; i < info.numServers; i++)
1623 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1624 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1626 code = ubik_ClientInit(serverconns, &cstruct);
1627 afsconf_Close(tdir);
1629 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1635 #define SYSIDMAGIC 0x88aabbcc
1636 #define SYSIDVERSION 1
1641 afs_int32 fd, nentries, i;
1642 struct versionStamp vsn;
1643 struct afs_stat status;
1646 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1647 || (status.st_size <= 0)) {
1648 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1651 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1653 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1657 if (read(fd, (char *)&vsn, sizeof(vsn)) != sizeof(vsn)) {
1659 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1663 if (vsn.magic != SYSIDMAGIC) {
1665 ("%s: wrong magic %x (we support %x)\n",
1666 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1669 if (vsn.version != SYSIDVERSION) {
1671 ("%s: wrong version %d (we support %d)\n",
1672 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1675 if (read(fd, (char *)&uuid, sizeof(struct afsUUID))
1676 != sizeof(struct afsUUID)) {
1678 ("%s: read of uuid failed (%d)\n",
1679 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1682 afs_ntohuuid(&uuid);
1684 if (read(fd, (char *)&nentries, sizeof(afs_int32)) != sizeof(afs_int32)) {
1686 ("%s: Read of entries failed (%d)\n",
1687 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1690 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1692 ("%s: invalid num of interfaces: %d\n",
1693 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1696 if (FS_HostAddr_cnt == 0) {
1697 FS_HostAddr_cnt = nentries;
1698 for (i = 0; i < nentries; i++) {
1699 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1700 sizeof(afs_int32)) {
1702 ("%s: Read of addresses failed (%d)\n",
1703 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1704 FS_HostAddr_cnt = 0; /* reset it */
1710 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1711 AFSDIR_SERVER_SYSID_FILEPATH));
1718 WriteSysIdFile(void)
1721 struct versionStamp vsn;
1722 struct afs_stat status;
1725 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1727 * File exists; keep the old one around
1729 renamefile(AFSDIR_SERVER_SYSID_FILEPATH,
1730 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1732 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1736 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1740 vsn.magic = SYSIDMAGIC;
1742 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1744 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1749 afs_htonuuid(&uuid);
1751 write(fd, (char *)&uuid,
1752 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1754 ("%s: write of uuid failed (%d)\n",
1755 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1759 write(fd, (char *)&FS_HostAddr_cnt,
1760 sizeof(afs_int32))) != sizeof(afs_int32)) {
1762 ("%s: write of # of entries failed (%d)\n",
1763 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1766 for (i = 0; i < FS_HostAddr_cnt; i++) {
1767 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1768 sizeof(afs_int32)) {
1770 ("%s: write of addresses failed (%d)\n",
1771 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1781 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1782 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1783 * and so we need to convert each of them into HBO which is what the extra
1784 * array called FS_HostAddrs_HBO is used here.
1787 Do_VLRegisterRPC(void)
1791 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1794 for (i = 0; i < FS_HostAddr_cnt; i++)
1795 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1796 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1797 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1798 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1800 if (code == VL_MULTIPADDR) {
1802 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1804 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1806 } else if (code == RXGEN_OPCODE) {
1808 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1809 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1812 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1814 FS_registered = 1; /* Retry in the gc daemon */
1817 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1829 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1831 * Find addresses we are supposed to register as per the netrestrict
1832 * and netinfo files (/usr/afs/local/NetInfo and
1833 * /usr/afs/local/NetRestict)
1836 afs_int32 code = parseNetFiles(FS_HostAddrs, NULL, NULL,
1837 ADDRSPERSITE, reason,
1838 AFSDIR_SERVER_NETINFO_FILEPATH,
1839 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1841 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1844 FS_HostAddr_cnt = (afs_uint32) code;
1847 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1850 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1851 code = FS_HostAddrs[0];
1853 code = htonl(INADDR_ANY);
1863 * If this fails, it's because something major is wrong, and is not
1864 * likely to be time dependent.
1866 code = vl_Initialize(AFSDIR_SERVER_ETC_DIRPATH);
1869 ("Couldn't initialize protection library; code=%d.\n", code));
1873 /* Read or create the sysid file and register the fileserver's
1874 * IP addresses with the vlserver.
1876 code = ReadSysIdFile();
1878 /* Need to create the file */
1879 ViceLog(0, ("Creating new SysID file\n"));
1880 if ((code = afs_uuid_create(&FS_HostUUID))) {
1881 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1885 /* A good sysid file exists; inform the vlserver. If any conflicts,
1886 * we always use the latest interface available as the real truth.
1889 code = Do_VLRegisterRPC();
1894 main(int argc, char *argv[])
1898 struct rx_securityClass **securityClasses;
1899 afs_int32 numClasses;
1900 struct rx_service *tservice;
1901 #ifdef AFS_PTHREAD_ENV
1902 pthread_t serverPid;
1903 pthread_attr_t tattr;
1904 #else /* AFS_PTHREAD_ENV */
1905 PROCESS parentPid, serverPid;
1906 #endif /* AFS_PTHREAD_ENV */
1908 int minVnodesRequired; /* min size of vnode cache */
1909 #ifndef AFS_NT40_ENV
1910 struct rlimit rlim; /* max number of open file descriptors */
1915 afs_uint32 rx_bindhost;
1916 VolumePackageOptions opts;
1918 #ifdef AFS_AIX32_ENV
1919 struct sigaction nsa;
1921 sigemptyset(&nsa.sa_mask);
1922 nsa.sa_handler = SIG_DFL;
1923 nsa.sa_flags = SA_FULLDUMP;
1924 sigaction(SIGABRT, &nsa, NULL);
1925 sigaction(SIGSEGV, &nsa, NULL);
1929 /* Initialize dirpaths */
1930 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1932 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1934 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1938 /* set ihandle package defaults prior to parsing args */
1941 /* check for the parameter file */
1944 if (ParseArgs(argc, argv)) {
1948 #ifdef AFS_PTHREAD_ENV
1949 MUTEX_INIT(&fileproc_glock_mutex, "fileproc", MUTEX_DEFAULT, 0);
1950 #endif /* AFS_PTHREAD_ENV */
1952 #ifdef AFS_SGI_VNODE_GLUE
1953 if (afs_init_kernel_config(-1) < 0) {
1955 ("Can't determine NUMA configuration, not starting fileserver.\n");
1959 confDir = afsconf_Open(AFSDIR_SERVER_ETC_DIRPATH);
1961 fprintf(stderr, "Unable to open config directory %s\n",
1962 AFSDIR_SERVER_ETC_DIRPATH);
1966 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1967 #ifndef AFS_NT40_ENV
1968 serverLogSyslogTag = "fileserver";
1970 OpenLog(AFSDIR_SERVER_FILELOG_FILEPATH);
1973 if (SawSpare && SawPctSpare) {
1974 ViceLog(0, ("Both -spare and -pctspare specified, exiting.\n"));
1977 LogCommandLine(argc, argv, "starting", "", "File server", FSLog);
1979 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
1980 /* initialize the pthread soft signal handler thread */
1984 /* install signal handlers for controlling the fileserver process */
1985 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1986 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1988 #if defined(AFS_SGI_ENV)
1989 /* give this guy a non-degrading priority so help busy servers */
1990 schedctl(NDPRI, 0, NDPNORMMAX);
1993 #elif !defined(AFS_NT40_ENV)
1994 nice(-5); /* TODO: */
1997 #ifdef AFS_DEMAND_ATTACH_FS
2002 if (afs_winsockInit() < 0) {
2003 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
2004 ViceLog(0, ("File server failed to intialize winsock.\n"));
2010 /* if we support more than 16 threads, then we better have the ability
2011 ** to keep open a large number of files simultaneously
2013 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
2014 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
2015 #elif defined(AFS_NT40_ENV)
2016 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
2019 curLimit = 0; /* the number of open file descriptors */
2020 code = getrlimit(RLIMIT_NOFILE, &rlim);
2022 curLimit = rlim.rlim_cur;
2023 rlim.rlim_cur = rlim.rlim_max;
2024 code = setrlimit(RLIMIT_NOFILE, &rlim);
2026 curLimit = rlim.rlim_max;
2029 ViceLog(0, ("Failed to increase open file limit, using default\n"));
2031 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
2033 curLimit -= 32; /* leave a slack of 32 file descriptors */
2034 if (lwps > curLimit) {
2038 lwps = 16; /* default to a maximum of 16 threads */
2040 /* tune the ihandle fd cache accordingly */
2041 if (vol_io_params.fd_max_cachesize < curLimit)
2042 vol_io_params.fd_max_cachesize = curLimit + 1;
2045 ("The system supports a max of %d open files and we are starting %d threads (ihandle fd cache is %d)\n",
2046 curLimit, lwps, vol_io_params.fd_max_cachesize));
2048 #ifndef AFS_PTHREAD_ENV
2049 osi_Assert(LWP_InitializeProcessSupport(LWP_MAX_PRIORITY - 2, &parentPid) ==
2051 #endif /* !AFS_PTHREAD_ENV */
2053 /* Initialize volume support */
2055 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
2058 #ifdef AFS_PTHREAD_ENV
2059 SetLogThreadNumProgram( threadNum );
2062 /* initialize libacl routines */
2063 acl_Initialize(ACL_VERSION);
2065 /* initialize RX support */
2066 #ifndef AFS_NT40_ENV
2067 rxi_syscallp = viced_syscall;
2069 rx_extraPackets = rxpackets;
2070 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
2071 rx_SetBusyThreshold(busy_threshold, VBUSY);
2072 rx_SetCallAbortThreshold(abort_threshold);
2073 rx_SetConnAbortThreshold(abort_threshold);
2075 stackSize = 128 * 1024;
2077 stackSize = lwps * 4000;
2078 if (stackSize < 32000)
2080 else if (stackSize > 44000)
2083 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
2084 rx_SetStackSize(1, stackSize);
2087 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
2088 rx_bindhost = SetupVL();
2090 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2091 ViceLog(0, ("Cannot initialize RX\n"));
2094 if (!rxJumbograms) {
2095 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2098 if (rxMaxMTU != -1) {
2099 rx_SetMaxMTU(rxMaxMTU);
2102 rx_SetRxDeadTime(30);
2103 afsconf_SetSecurityFlags(confDir, AFSCONF_SECOPTS_ALWAYSENCRYPT);
2104 afsconf_BuildServerSecurityObjects(confDir, &securityClasses, &numClasses);
2106 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2107 1, /*service name */
2109 securityClasses, numClasses,
2110 RXAFS_ExecuteRequest);
2113 ("Failed to initialize RX, probably two servers running.\n"));
2116 if (rxkadDisableDotCheck) {
2117 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2118 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
2120 rx_SetMinProcs(tservice, 3);
2121 rx_SetMaxProcs(tservice, lwps);
2122 rx_SetCheckReach(tservice, 1);
2123 rx_SetServerIdleDeadErr(tservice, VNOSERVICE);
2126 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
2127 numClasses, RXSTATS_ExecuteRequest);
2129 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2132 rx_SetMinProcs(tservice, 2);
2133 rx_SetMaxProcs(tservice, 4);
2136 * Enable RX hot threads, which allows the listener thread to trade
2137 * places with an idle thread and moves the context switch from listener
2138 * to worker out of the critical path.
2140 rx_EnableHotThread();
2142 /* Some rx debugging */
2143 if (rxlog || eventlog) {
2144 debugFile = afs_fopen("rx_dbg", "w");
2146 rx_debugFile = debugFile;
2148 rxevent_debugFile = debugFile;
2151 init_sys_error_to_et(); /* Set up error table translation */
2152 h_InitHostPackage(); /* set up local cellname and realmname */
2153 InitCallBack(numberofcbs);
2157 if (code && code != VL_MULTIPADDR) {
2158 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2163 if (code && code != -1) {
2164 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2168 /* allow super users to manage RX statistics */
2169 rx_SetRxStatUserOk(fs_rxstat_userok);
2171 CV_INIT(&fsync_cond, "fsync", CV_DEFAULT, 0);
2172 MUTEX_INIT(&fsync_glock_mutex, "fsync", MUTEX_DEFAULT, 0);
2174 #if !defined(AFS_DEMAND_ATTACH_FS)
2176 * For DAFS, we do not start the Rx server threads until after
2177 * the volume package is initialized, and fileserver state is
2178 * restored. This is necessary in order to keep host and callback
2179 * package state pristine until we have a chance to restore state.
2181 * Furthermore, startup latency is much lower with dafs, so this
2182 * shouldn't pose a serious problem.
2184 rx_StartServer(0); /* now start handling requests */
2187 /* we ensure that there is enough space in the vnode buffer to satisfy
2188 ** requests from all concurrent threads.
2189 ** the maximum number of vnodes used by a single thread at any one time
2190 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2191 ** two vSmall for linking files and two vLarge and one vSmall for linking
2194 minVnodesRequired = 2 * lwps + 1;
2195 if (minVnodesRequired > nSmallVns) {
2196 nSmallVns = minVnodesRequired;
2198 ("Overriding -s command line parameter with %d\n",
2201 if (minVnodesRequired > large) {
2202 large = minVnodesRequired;
2203 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2206 /* We now do this after getting the listener up and running, so that client
2207 * connections don't timeout (maybe) if a file server is restarted, since it
2208 * will be available "real soon now". Worry about whether we can satisfy the
2209 * calls in the volume package itself.
2211 VOptDefaults(fileServer, &opts);
2212 opts.nLargeVnodes = large;
2213 opts.nSmallVnodes = nSmallVns;
2214 opts.volcache = volcache;
2215 opts.unsafe_attach = unsafe_attach;
2216 if (offline_timeout != -1) {
2217 opts.interrupt_rxcall = rx_InterruptCall;
2218 opts.offline_timeout = offline_timeout;
2220 if (offline_shutdown_timeout == -1) {
2221 /* default to -offline-timeout, if shutdown-specific timeout is not
2223 opts.offline_shutdown_timeout = offline_timeout;
2225 opts.interrupt_rxcall = rx_InterruptCall;
2226 opts.offline_shutdown_timeout = offline_shutdown_timeout;
2229 if (VInitVolumePackage2(fileServer, &opts)) {
2231 ("Shutting down: errors encountered initializing volume package\n"));
2236 /* Install handler to catch the shutdown signal;
2237 * bosserver assumes SIGQUIT shutdown
2239 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
2240 softsig_signal(SIGQUIT, ShutDown_Signal);
2242 (void)signal(SIGQUIT, ShutDown_Signal);
2245 if (VInitAttachVolumes(fileServer)) {
2247 ("Shutting down: errors encountered initializing volume package\n"));
2252 #ifdef AFS_DEMAND_ATTACH_FS
2253 if (fs_state.options.fs_state_restore) {
2256 * restore fileserver state */
2259 rx_StartServer(0); /* now start handling requests */
2260 #endif /* AFS_DEMAND_ATTACH_FS */
2263 * We are done calling fopen/fdopen. It is safe to use a large
2264 * of the file descriptor cache.
2268 #ifdef AFS_PTHREAD_ENV
2269 ViceLog(5, ("Starting pthreads\n"));
2270 osi_Assert(pthread_attr_init(&tattr) == 0);
2271 osi_Assert(pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED) == 0);
2273 osi_Assert(pthread_create
2274 (&serverPid, &tattr, FiveMinuteCheckLWP,
2275 &fiveminutes) == 0);
2276 osi_Assert(pthread_create
2277 (&serverPid, &tattr, HostCheckLWP, &fiveminutes) == 0);
2278 osi_Assert(pthread_create
2279 (&serverPid, &tattr, FsyncCheckLWP, &fiveminutes) == 0);
2280 #else /* AFS_PTHREAD_ENV */
2281 ViceLog(5, ("Starting LWP\n"));
2282 osi_Assert(LWP_CreateProcess
2283 (FiveMinuteCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2284 (void *)&fiveminutes, "FiveMinuteChecks",
2285 &serverPid) == LWP_SUCCESS);
2287 osi_Assert(LWP_CreateProcess
2288 (HostCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2289 (void *)&fiveminutes, "HostCheck", &serverPid) == LWP_SUCCESS);
2290 osi_Assert(LWP_CreateProcess
2291 (FsyncCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2292 (void *)&fiveminutes, "FsyncCheck", &serverPid) == LWP_SUCCESS);
2293 #endif /* AFS_PTHREAD_ENV */
2295 FT_GetTimeOfDay(&tp, 0);
2298 * Figure out the FileServer's name and primary address.
2300 ViceLog(0, ("Getting FileServer name...\n"));
2301 code = gethostname(FS_HostName, 64);
2303 ViceLog(0, ("gethostname() failed\n"));
2305 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2307 ViceLog(0, ("Getting FileServer address...\n"));
2308 he = gethostbyname(FS_HostName);
2310 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2313 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2314 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2315 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2317 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2318 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2322 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
2323 localtime_r(&t, &tm));
2324 ViceLog(0, ("File Server started %s\n", tbuffer));
2325 #if FS_STATS_DETAILED
2326 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2328 #ifdef AFS_PTHREAD_ENV
2330 sleep(1000); /* long time */
2332 #else /* AFS_PTHREAD_ENV */
2333 osi_Assert(LWP_WaitProcess(&parentPid) == LWP_SUCCESS);
2334 #endif /* AFS_PTHREAD_ENV */