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());
420 ("Set thread id %p for '%s'\n",
421 pthread_getspecific(rx_thread_id_key), s));
425 /* This LWP does things roughly every 5 minutes */
427 FiveMinuteCheckLWP(void *unused)
432 ViceLog(1, ("Starting five minute check process\n"));
433 setThreadId("FiveMinuteCheckLWP");
435 #ifdef AFS_DEMAND_ATTACH_FS
437 while (fs_state.mode == FS_MODE_NORMAL) {
438 fs_state.FiveMinuteLWP_tranquil = 1;
444 #ifdef AFS_PTHREAD_ENV
446 #else /* AFS_PTHREAD_ENV */
447 IOMGR_Sleep(fiveminutes);
448 #endif /* AFS_PTHREAD_ENV */
450 #ifdef AFS_DEMAND_ATTACH_FS
452 if (fs_state.mode != FS_MODE_NORMAL) {
455 fs_state.FiveMinuteLWP_tranquil = 0;
459 /* close the log so it can be removed */
460 ReOpenLog(AFSDIR_SERVER_FILELOG_FILEPATH); /* don't trunc, just append */
461 ViceLog(2, ("Cleaning up timed out callbacks\n"));
462 if (CleanupTimedOutCallBacks())
463 ViceLog(5, ("Timed out callbacks deleted\n"));
464 ViceLog(2, ("Set disk usage statistics\n"));
466 if (FS_registered == 1)
468 /* Force wakeup in case we missed something; pthreads does timedwait */
469 #ifndef AFS_PTHREAD_ENV
470 LWP_NoYieldSignal(fsync_wait);
472 if (printBanner && (++msg & 1)) { /* Every 10 minutes */
473 time_t now = FT_ApproxTime();
475 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
476 localtime_r(&now, &tm));
478 ("File server is running at %s\n", tbuffer));
480 #ifdef AFS_DEMAND_ATTACH_FS
484 #ifdef AFS_DEMAND_ATTACH_FS
485 fs_state.FiveMinuteLWP_tranquil = 1;
487 CV_BROADCAST(&fs_state.worker_done_cv);
492 } /*FiveMinuteCheckLWP */
495 /* This LWP does host checks every 5 minutes: it should not be used for
496 * other 5 minute activities because it may be delayed by timeouts when
497 * it probes the workstations
501 HostCheckLWP(void *unused)
503 ViceLog(1, ("Starting Host check process\n"));
504 setThreadId("HostCheckLWP");
505 #ifdef AFS_DEMAND_ATTACH_FS
507 while (fs_state.mode == FS_MODE_NORMAL) {
508 fs_state.HostCheckLWP_tranquil = 1;
514 #ifdef AFS_PTHREAD_ENV
516 #else /* AFS_PTHREAD_ENV */
517 IOMGR_Sleep(fiveminutes);
518 #endif /* AFS_PTHREAD_ENV */
520 #ifdef AFS_DEMAND_ATTACH_FS
522 if (fs_state.mode != FS_MODE_NORMAL) {
525 fs_state.HostCheckLWP_tranquil = 0;
529 ViceLog(2, ("Checking for dead venii & clients\n"));
532 #ifdef AFS_DEMAND_ATTACH_FS
536 #ifdef AFS_DEMAND_ATTACH_FS
537 fs_state.HostCheckLWP_tranquil = 1;
539 CV_BROADCAST(&fs_state.worker_done_cv);
546 /* This LWP does fsync checks every 5 minutes: it should not be used for
547 * other 5 minute activities because it may be delayed by timeouts when
548 * it probes the workstations
551 FsyncCheckLWP(void *unused)
554 #ifdef AFS_PTHREAD_ENV
555 struct timespec fsync_next;
557 ViceLog(1, ("Starting fsync check process\n"));
559 setThreadId("FsyncCheckLWP");
561 #ifdef AFS_DEMAND_ATTACH_FS
563 while (fs_state.mode == FS_MODE_NORMAL) {
564 fs_state.FsyncCheckLWP_tranquil = 1;
570 #ifdef AFS_PTHREAD_ENV
571 /* rounding is fine */
572 fsync_next.tv_nsec = 0;
573 fsync_next.tv_sec = time(0) + fiveminutes;
575 code = CV_TIMEDWAIT(&fsync_cond, &fsync_glock_mutex,
577 if (code != 0 && code != ETIMEDOUT)
578 ViceLog(0, ("pthread_cond_timedwait returned %d\n", code));
579 #else /* AFS_PTHREAD_ENV */
580 if ((code = LWP_WaitProcess(fsync_wait)) != LWP_SUCCESS)
581 ViceLog(0, ("LWP_WaitProcess returned %d\n", code));
582 #endif /* AFS_PTHREAD_ENV */
585 #ifdef AFS_DEMAND_ATTACH_FS
587 if (fs_state.mode != FS_MODE_NORMAL) {
590 fs_state.FsyncCheckLWP_tranquil = 0;
592 #endif /* AFS_DEMAND_ATTACH_FS */
594 ViceLog(2, ("Checking for fsync events\n"));
596 code = BreakLaterCallBacks();
598 #ifdef AFS_DEMAND_ATTACH_FS
602 #ifdef AFS_DEMAND_ATTACH_FS
603 fs_state.FsyncCheckLWP_tranquil = 1;
605 CV_BROADCAST(&fs_state.worker_done_cv);
608 #endif /* AFS_DEMAND_ATTACH_FS */
612 /*------------------------------------------------------------------------
613 * PRIVATE ClearXStatValues
616 * Initialize all of the values collected via the xstat
626 * Must be called during File Server initialization.
630 *------------------------------------------------------------------------*/
633 ClearXStatValues(void)
634 { /*ClearXStatValues */
636 struct fs_stats_opTimingData *opTimeP; /*Ptr to timing struct */
637 struct fs_stats_xferData *opXferP; /*Ptr to xfer struct */
638 int i; /*Loop counter */
641 * Zero all xstat-related structures.
643 memset((&afs_perfstats), 0, sizeof(struct afs_PerfStats));
644 #if FS_STATS_DETAILED
645 memset((&afs_FullPerfStats), 0,
646 sizeof(struct fs_stats_FullPerfStats));
649 * That's not enough. We have to set reasonable minima for
650 * time and xfer values in the detailed stats.
652 opTimeP = &(afs_FullPerfStats.det.rpcOpTimes[0]);
653 for (i = 0; i < FS_STATS_NUM_RPC_OPS; i++, opTimeP++)
654 opTimeP->minTime.tv_sec = 999999;
656 opXferP = &(afs_FullPerfStats.det.xferOpTimes[0]);
657 for (i = 0; i < FS_STATS_NUM_XFER_OPS; i++, opXferP++) {
658 opXferP->minTime.tv_sec = 999999;
659 opXferP->minBytes = 999999999;
663 * There's more. We have to set our unique system identifier, as
664 * declared in param.h. If such a thing is not defined, we bitch
665 * and declare ourselves to be an unknown system type.
668 afs_perfstats.sysname_ID = SYS_NAME_ID;
670 # ifndef AFS_NT40_ENV
671 ViceLog(0, ("Sys name ID constant not defined in param.h!!\n"));
672 ViceLog(0, ("[Choosing ``undefined'' sys name ID.\n"));
674 afs_perfstats.sysname_ID = SYS_NAME_ID_UNDEFINED;
675 # endif /* SYS_NAME_ID */
678 } /*ClearXStatValues */
680 int CopyOnWrite_calls = 0, CopyOnWrite_off0 = 0, CopyOnWrite_size0 = 0;
681 afs_fsize_t CopyOnWrite_maxsize = 0;
686 int dirbuff, dircall, dirio;
688 int workstations, activeworkstations, delworkstations;
692 #ifdef AFS_DEMAND_ATTACH_FS
696 FT_GetTimeOfDay(&tpl, 0);
698 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
699 localtime_r(&StartTime, &tm));
700 ViceLog(0, ("Vice was last started at %s\n", tbuffer));
702 #ifdef AFS_DEMAND_ATTACH_FS
703 if (LogLevel >= 125) {
704 stats_flags = VOL_STATS_PER_CHAIN2;
705 } else if (LogLevel >= 25) {
706 stats_flags = VOL_STATS_PER_CHAIN;
708 VPrintExtendedCacheStats(stats_flags);
712 DStat(&dirbuff, &dircall, &dirio);
714 ("With %d directory buffers; %d reads resulted in %d read I/Os\n",
715 dirbuff, dircall, dirio));
716 rx_PrintStats(stderr);
717 audit_PrintStats(stderr);
719 PrintCallBackStats();
721 processSize = -1; /* TODO: */
723 processSize = (int)((long)sbrk(0) >> 10);
726 ("There are %d connections, process size %d\n",
727 CurrentConnections, processSize));
728 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
729 tpl.tv_sec - 15 * 60);
731 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
732 workstations, activeworkstations, delworkstations));
733 ViceLog(0, ("CopyOnWrite: calls %d off0 %d size0 %d maxsize 0x%llx\n",
734 CopyOnWrite_calls, CopyOnWrite_off0, CopyOnWrite_size0, CopyOnWrite_maxsize));
743 CheckSignal(void *unused)
745 if (FS_registered > 0) {
747 * We have proper ip addresses; tell the vlserver what we got; the following
748 * routine will do the proper reporting for us
761 ShutdownWatchdogLWP(void *unused)
763 sleep(panic_timeout);
764 ViceLogThenPanic(0, ("ShutdownWatchdogLWP: Failed to shutdown and panic "
765 "within %d seconds; forcing panic\n",
771 ShutDownAndCore(int dopanic)
773 time_t now = time(NULL);
778 #ifdef AFS_PTHREAD_ENV
779 pthread_t watchdogPid;
780 pthread_attr_t tattr;
781 osi_Assert(pthread_attr_init(&tattr) == 0);
782 osi_Assert(pthread_create(&watchdogPid, &tattr, ShutdownWatchdogLWP, NULL) == 0);
785 osi_Assert(LWP_CreateProcess
786 (ShutdownWatchdogLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
787 NULL, "ShutdownWatchdog", &watchdogPid) == LWP_SUCCESS);
791 /* do not allows new reqests to be served from now on, all new requests
792 * are returned with an error code of RX_RESTARTING ( transient failure ) */
793 rx_SetRxTranquil(); /* dhruba */
797 #ifdef AFS_DEMAND_ATTACH_FS
799 if (fs_state.mode == FS_MODE_SHUTDOWN) {
800 /* it is possible for at least fs_stateSave() (called below) to call
801 * ShutDownAndCore if there's host list corruption; prevent
802 * deinitializing some stuff twice */
803 ViceLog(0, ("ShutDownAndCore called during shutdown? Skipping volume "
804 "and host package shutdown\n"));
808 fs_state.mode = FS_MODE_SHUTDOWN;
812 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
813 localtime_r(&now, &tm));
814 ViceLog(0, ("Shutting down file server at %s\n", tbuffer));
816 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
821 /* shut down volume package */
824 #ifdef AFS_DEMAND_ATTACH_FS
825 if (fs_state.options.fs_state_save) {
828 * save fileserver state to disk */
831 ViceLog(0, ("Not saving fileserver state; abnormal shutdown\n"));
834 /* make sure background threads have finished all of their asynchronous
835 * work on host and callback structures */
837 while (!fs_state.FiveMinuteLWP_tranquil ||
838 !fs_state.HostCheckLWP_tranquil ||
839 !fs_state.FsyncCheckLWP_tranquil) {
842 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
843 CV_WAIT(&fs_state.worker_done_cv, &fileproc_glock_mutex);
849 /* ok. it should now be fairly safe. let's do the state dump */
855 #endif /* AFS_DEMAND_ATTACH_FS */
858 rx_PrintStats(debugFile);
862 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
863 localtime_r(&now, &tm));
865 ViceLog(0, ("File server has terminated abnormally at %s\n", tbuffer));
867 ViceLog(0, ("File server has terminated normally at %s\n", tbuffer));
870 if (dopanic) /* XXX pass in file and line? */
871 osi_Panic("Panic requested\n");
877 ShutDown(void *unused)
878 { /* backward compatibility */
879 ShutDownAndCore(DONTPANIC);
887 /* default supports help flag */
889 fputs("Usage: fileserver ", stdout);
890 fputs("[-auditlog <log path>] ", stdout);
891 fputs("[-audit-interface <file|sysvmq> (default is file)] ", stdout);
892 fputs("[-d <debug level>] ", stdout);
893 fputs("[-p <number of processes>] ", stdout);
894 fputs("[-spare <number of spare blocks>] ", stdout);
895 fputs("[-pctspare <percentage spare>] ", stdout);
896 fputs("[-b <buffers>] ", stdout);
897 fputs("[-l <large vnodes>] ", stdout);
898 fputs("[-s <small vnodes>] ", stdout);
899 fputs("[-vc <volume cachesize>] ", stdout);
900 fputs("[-w <call back wait interval>] ", stdout);
901 fputs("[-cb <number of call backs>] ", stdout);
902 fputs("[-banner (print banner every 10 minutes)] ", stdout);
903 fputs("[-novbc (whole volume cbs disabled)] ", stdout);
904 fputs("[-implicit <admin mode bits: rlidwka>] ", stdout);
905 fputs("[-readonly (read-only file server)] ", stdout);
906 fputs("[-hr <number of hours between refreshing the host cps>] ", stdout);
907 fputs("[-busyat <redirect clients when queue > n>] ", stdout);
908 fputs("[-nobusy <no VBUSY before a volume is attached>] ", stdout);
909 fputs("[-rxpck <number of rx extra packets>] ", stdout);
910 fputs("[-rxdbg (enable rx debugging)] ", stdout);
911 fputs("[-rxdbge (enable rxevent debugging)] ", stdout);
912 fputs("[-rxmaxmtu <bytes>] ", stdout);
913 fputs("[-rxbind (bind the Rx socket to one address)] ", stdout);
914 fputs("[-allow-dotted-principals (disable the rxkad principal name dot check)] ", stdout);
915 fputs("[-vhandle-setaside (fds reserved for non-cache io [default 128])] ", stdout);
916 fputs("[-vhandle-max-cachesize (max open files [default 128])] ", stdout);
917 fputs("[-vhandle-initial-cachesize (fds reserved for cache io [default 128])] ", stdout);
918 #ifdef AFS_DEMAND_ATTACH_FS
919 fputs("[-fs-state-dont-save (disable state save during shutdown)] ", stdout);
920 fputs("[-fs-state-dont-restore (disable state restore during startup)] ", stdout);
921 fputs("[-fs-state-verify <none|save|restore|both> (default is both)] ", stdout);
922 fputs("[-vattachpar <max number of volume attach/shutdown threads> (default is 1)] ", stdout);
923 fputs("[-vhashsize <log(2) of number of volume hash buckets> (default is 8)] ", stdout);
924 fputs("[-vlrudisable (disable VLRU functionality)] ", stdout);
925 fputs("[-vlruthresh <minutes before unused volumes become eligible for soft detach> (default is 2 hours)] ", stdout);
926 fputs("[-vlruinterval <seconds between VLRU scans> (default is 2 minutes)] ", stdout);
927 fputs("[-vlrumax <max volumes to soft detach in one VLRU scan> (default is 8)] ", stdout);
928 fputs("[-unsafe-nosalvage (bypass volume inUse safety check on attach, bypassing salvage)] ", stdout);
929 #elif AFS_PTHREAD_ENV
930 fputs("[-vattachpar <number of volume attach threads> (default is 1)] ", stdout);
933 fputs("[-m <min percentage spare in partition>] ", stdout);
935 #if defined(AFS_SGI_ENV)
936 fputs("[-lock (keep fileserver from swapping)] ", stdout);
938 fputs("[-L (large server conf)] ", stdout);
939 fputs("[-S (small server conf)] ", stdout);
940 fputs("[-k <stack size>] ", stdout);
941 fputs("[-realm <Kerberos realm name>] ", stdout);
942 fputs("[-udpsize <size of socket buffer in bytes>] ", stdout);
943 fputs("[-sendsize <size of send buffer in bytes>] ", stdout);
944 fputs("[-abortthreshold <abort threshold>] ", stdout);
945 fputs("[-nojumbo (disable jumbogram network packets - deprecated)] ", stdout);
946 fputs("[-jumbo (enable jumbogram network packets)] ", stdout);
947 fputs("[-offline-timeout <client RX timeout for offlining volumes>]", stdout);
948 fputs("[-offline-shutdown-timeout <RX timeout for offlining volumes during shutdown>]", stdout);
949 /* fputs("[-enable_peer_stats] ", stdout); */
950 /* fputs("[-enable_process_stats] ", stdout); */
951 fputs("[-help]\n", stdout);
953 ViceLog(0, ("%s", buffer));
962 ParseRights(char *arights)
968 if (!arights || !strcmp(arights, "")) {
969 printf("Missing list of mode bits on -implicit option\n");
972 if (!strcmp(arights, "none"))
974 else if (!strcmp(arights, "read"))
975 mode = PRSFS_READ | PRSFS_LOOKUP;
976 else if (!strcmp(arights, "write"))
978 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
979 PRSFS_WRITE | PRSFS_LOCK;
980 else if (!strcmp(arights, "all"))
982 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
983 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
985 len = strlen(arights);
986 for (i = 0; i < len; i++) {
991 mode |= PRSFS_LOOKUP;
993 mode |= PRSFS_INSERT;
995 mode |= PRSFS_DELETE;
1001 mode |= PRSFS_ADMINISTER;
1019 printf("Illegal -implicit rights character '%c'.\n", tc);
1028 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
1029 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
1032 * AIX: sysconf() limit is real
1033 * HP-UX: sysconf() limit is real
1034 * IRIX: sysconf() limit is apparently NOT real -- too small
1035 * DUX: sysconf() limit is apparently NOT real -- too big
1036 * Linux: sysconf() limit is apparently NOT real -- too big
1037 * Solaris: no sysconf() limit
1040 max_fileserver_thread(void)
1042 #if defined(AFS_PTHREAD_ENV) && (defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV))
1045 ans = sysconf(_SC_THREAD_THREADS_MAX);
1046 if (0 < ans && ans < MAX_FILESERVER_THREAD)
1048 #endif /* defined(AFS_PTHREAD_ENV) */
1049 return MAX_FILESERVER_THREAD;
1052 /* from ihandle.c */
1053 extern ih_init_params vol_io_params;
1056 ParseArgs(int argc, char *argv[])
1058 int SawL = 0, SawS = 0, SawVC = 0;
1059 int Sawrxpck = 0, Sawsmall = 0, Sawlarge = 0, Sawcbs = 0, Sawlwps =
1063 int bufSize = 0; /* temp variable to read in udp socket buf size */
1065 char *auditFileName = NULL;
1067 for (i = 1; i < argc; i++) {
1068 if (!strcmp(argv[i], "-d")) {
1069 if ((i + 1) >= argc) {
1070 fprintf(stderr, "missing argument for -d\n");
1073 debuglevel = atoi(argv[++i]);
1074 LogLevel = debuglevel;
1075 } else if (!strcmp(argv[i], "-banner")) {
1077 } else if (!strcmp(argv[i], "-implicit")) {
1078 if ((i + 1) >= argc) {
1079 fprintf(stderr, "missing argument for -implicit\n");
1082 implicitAdminRights = ParseRights(argv[++i]);
1083 if (implicitAdminRights < 0)
1084 return implicitAdminRights;
1085 } else if (!strcmp(argv[i], "-readonly")) {
1087 } else if (!strcmp(argv[i], "-L")) {
1089 } else if (!strcmp(argv[i], "-S")) {
1091 } else if (!strcmp(argv[i], "-p")) {
1093 if ((i + 1) >= argc) {
1094 fprintf(stderr, "missing argument for -p\n");
1097 lwps = atoi(argv[++i]);
1098 } else if (!strcmp(argv[i], "-b")) {
1100 if ((i + 1) >= argc) {
1101 fprintf(stderr, "missing argument for -b\n");
1104 buffs = atoi(argv[++i]);
1105 } else if (!strcmp(argv[i], "-l")) {
1107 if ((i + 1) >= argc) {
1108 fprintf(stderr, "missing argument for -l\n");
1111 large = atoi(argv[++i]);
1112 } else if (!strcmp(argv[i], "-vc")) {
1114 if ((i + 1) >= argc) {
1115 fprintf(stderr, "missing argument for -vc\n");
1118 volcache = atoi(argv[++i]);
1119 } else if (!strcmp(argv[i], "-novbc")) {
1121 } else if (!strcmp(argv[i], "-rxpck")) {
1123 if ((i + 1) >= argc) {
1124 fprintf(stderr, "missing argument for -rxpck\n");
1127 rxpackets = atoi(argv[++i]);
1128 #ifdef AFS_PTHREAD_ENV
1129 } else if (!strcmp(argv[i], "-vattachpar")) {
1130 if ((i + 1) >= argc) {
1131 fprintf(stderr, "missing argument for %s\n", argv[i]);
1134 vol_attach_threads = atoi(argv[++i]);
1135 #endif /* AFS_PTHREAD_ENV */
1136 } else if (!strcmp(argv[i], "-vhandle-setaside")) {
1137 if ((i + 1) >= argc) {
1138 fprintf(stderr, "missing argument for %s\n", argv[i]);
1141 vol_io_params.fd_handle_setaside = atoi(argv[++i]);
1142 } else if (!strcmp(argv[i], "-vhandle-max-cachesize")) {
1143 if ((i + 1) >= argc) {
1144 fprintf(stderr, "missing argument for %s\n", argv[i]);
1147 vol_io_params.fd_max_cachesize = atoi(argv[++i]);
1148 } else if (!strcmp(argv[i], "-vhandle-initial-cachesize")) {
1149 if ((i + 1) >= argc) {
1150 fprintf(stderr, "missing argument for %s\n", argv[i]);
1153 vol_io_params.fd_initial_cachesize = atoi(argv[++i]);
1154 #ifdef AFS_DEMAND_ATTACH_FS
1155 } else if (!strcmp(argv[i], "-fs-state-dont-save")) {
1156 fs_state.options.fs_state_save = 0;
1157 } else if (!strcmp(argv[i], "-fs-state-dont-restore")) {
1158 fs_state.options.fs_state_restore = 0;
1159 } else if (!strcmp(argv[i], "-fs-state-verify")) {
1160 if ((i + 1) >= argc) {
1161 fprintf(stderr, "missing argument for %s\n", argv[i]);
1165 if (!strcmp(argv[i], "none")) {
1166 fs_state.options.fs_state_verify_before_save = 0;
1167 fs_state.options.fs_state_verify_after_restore = 0;
1168 } else if (!strcmp(argv[i], "save")) {
1169 fs_state.options.fs_state_verify_after_restore = 0;
1170 } else if (!strcmp(argv[i], "restore")) {
1171 fs_state.options.fs_state_verify_before_save = 0;
1172 } else if (!strcmp(argv[i], "both")) {
1175 fprintf(stderr, "invalid argument for %s\n", argv[i-1]);
1178 } else if (!strcmp(argv[i], "-vhashsize")) {
1180 if ((i + 1) >= argc) {
1181 fprintf(stderr, "missing argument for %s\n", argv[i]);
1184 hashsize = atoi(argv[++i]);
1185 if (VSetVolHashSize(hashsize)) {
1186 fprintf(stderr, "specified -vhashsize (%s) is invalid or out "
1187 "of range\n", argv[i]);
1190 } else if (!strcmp(argv[i], "-vlrudisable")) {
1191 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1192 } else if (!strcmp(argv[i], "-vlruthresh")) {
1193 if ((i + 1) >= argc) {
1194 fprintf(stderr, "missing argument for %s\n", argv[i]);
1197 VLRU_SetOptions(VLRU_SET_THRESH, 60*atoi(argv[++i]));
1198 } else if (!strcmp(argv[i], "-vlruinterval")) {
1199 if ((i + 1) >= argc) {
1200 fprintf(stderr, "missing argument for %s\n", argv[i]);
1203 VLRU_SetOptions(VLRU_SET_INTERVAL, atoi(argv[++i]));
1204 } else if (!strcmp(argv[i], "-vlrumax")) {
1205 if ((i + 1) >= argc) {
1206 fprintf(stderr, "missing argument for %s\n", argv[i]);
1209 VLRU_SetOptions(VLRU_SET_MAX, atoi(argv[++i]));
1210 } else if (!strcmp(argv[i], "-unsafe-nosalvage")) {
1212 #endif /* AFS_DEMAND_ATTACH_FS */
1213 } else if (!strcmp(argv[i], "-s")) {
1215 if ((i + 1) >= argc) {
1216 fprintf(stderr, "missing argument for -s\n");
1219 nSmallVns = atoi(argv[++i]);
1220 } else if (!strcmp(argv[i], "-abortthreshold")) {
1221 if ((i + 1) >= argc) {
1222 fprintf(stderr, "missing argument for -abortthreshold\n");
1225 abort_threshold = atoi(argv[++i]);
1226 } else if (!strcmp(argv[i], "-k")) {
1227 if ((i + 1) >= argc) {
1228 fprintf(stderr, "missing argument for -k\n");
1231 stack = atoi(argv[++i]);
1233 #if defined(AFS_SGI_ENV)
1234 else if (!strcmp(argv[i], "-lock")) {
1238 else if (!strcmp(argv[i], "-spare")) {
1239 if ((i + 1) >= argc) {
1240 fprintf(stderr, "missing argument for -spare\n");
1243 BlocksSpare = atoi(argv[++i]);
1245 } else if (!strcmp(argv[i], "-pctspare")) {
1246 if ((i + 1) >= argc) {
1247 fprintf(stderr, "missing argument for -pctspare\n");
1250 PctSpare = atoi(argv[++i]);
1251 BlocksSpare = 0; /* has non-zero default */
1253 } else if (!strcmp(argv[i], "-w")) {
1254 if ((i + 1) >= argc) {
1255 fprintf(stderr, "missing argument for -w\n");
1258 fiveminutes = atoi(argv[++i]);
1259 } else if (!strcmp(argv[i], "-hr")) {
1261 if ((i + 1) >= argc) {
1262 fprintf(stderr, "missing argument for -hr\n");
1265 hr = atoi(argv[++i]);
1266 if ((hr < 1) || (hr > 36)) {
1268 ("host acl refresh interval of %d hours is invalid; hours must be between 1 and 36\n\n",
1272 hostaclRefresh = hr * 60 * 60;
1273 } else if (!strcmp(argv[i], "-rxdbg"))
1275 else if (!strcmp(argv[i], "-rxdbge"))
1277 else if (!strcmp(argv[i], "-cb")) {
1279 if ((i + 1) >= argc) {
1280 fprintf(stderr, "missing argument for -cb\n");
1283 numberofcbs = atoi(argv[++i]);
1284 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1286 ("number of cbs %d invalid; must be between 10000 and 2147483647\n",
1290 } else if (!strcmp(argv[i], "-busyat")) {
1292 if ((i + 1) >= argc) {
1293 fprintf(stderr, "missing argument for -busyat\n");
1296 busy_threshold = atoi(argv[++i]);
1297 if (busy_threshold < 10) {
1299 ("Busy threshold %d is too low, will compute default.\n",
1303 } else if (!strcmp(argv[i], "-nobusy"))
1305 #ifdef AFS_AIX32_ENV
1306 else if (!strcmp(argv[i], "-m")) {
1307 extern int aixlow_water;
1308 if ((i + 1) >= argc) {
1309 fprintf(stderr, "missing argument for -m\n");
1312 aixlow_water = atoi(argv[++i]);
1313 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1314 printf("space reserved %d% invalid; must be between 0-30%\n",
1320 else if (!strcmp(argv[i], "-nojumbo")) {
1322 } else if (!strcmp(argv[i], "-jumbo")) {
1324 } else if (!strcmp(argv[i], "-rxbind")) {
1326 } else if (!strcmp(argv[i], "-allow-dotted-principals")) {
1327 rxkadDisableDotCheck = 1;
1328 } else if (!strcmp(argv[i], "-rxmaxmtu")) {
1329 if ((i + 1) >= argc) {
1330 fprintf(stderr, "missing argument for -rxmaxmtu\n");
1333 rxMaxMTU = atoi(argv[++i]);
1334 if ((rxMaxMTU < RX_MIN_PACKET_SIZE) ||
1335 (rxMaxMTU > RX_MAX_PACKET_DATA_SIZE)) {
1336 printf("rxMaxMTU %d%% invalid; must be between %d-%" AFS_SIZET_FMT "\n",
1337 rxMaxMTU, RX_MIN_PACKET_SIZE,
1338 RX_MAX_PACKET_DATA_SIZE);
1341 } else if (!strcmp(argv[i], "-realm")) {
1342 extern char local_realms[AFS_NUM_LREALMS][AFS_REALM_SZ];
1343 extern int num_lrealms;
1344 if ((i + 1) >= argc) {
1345 fprintf(stderr, "missing argument for -realm\n");
1348 if (strlen(argv[++i]) >= AFS_REALM_SZ) {
1350 ("-realm argument must contain fewer than %d characters.\n",
1354 if (num_lrealms == -1)
1356 if (num_lrealms >= AFS_NUM_LREALMS) {
1358 ("a maximum of %d -realm arguments can be specified.\n",
1362 strncpy(local_realms[num_lrealms++], argv[i], AFS_REALM_SZ);
1363 } else if (!strcmp(argv[i], "-udpsize")) {
1364 if ((i + 1) >= argc) {
1365 printf("You have to specify -udpsize <integer value>\n");
1368 bufSize = atoi(argv[++i]);
1369 if (bufSize < rx_GetMinUdpBufSize())
1371 ("Warning:udpsize %d is less than minimum %d; ignoring\n",
1372 bufSize, rx_GetMinUdpBufSize());
1374 udpBufSize = bufSize;
1375 } else if (!strcmp(argv[i], "-sendsize")) {
1376 if ((i + 1) >= argc) {
1377 printf("You have to specify -sendsize <integer value>\n");
1380 bufSize = atoi(argv[++i]);
1381 if (bufSize < 16384)
1383 ("Warning:sendsize %d is less than minimum %d; ignoring\n",
1386 sendBufSize = bufSize;
1387 } else if (!strcmp(argv[i], "-enable_peer_stats")) {
1388 rx_enablePeerRPCStats();
1389 } else if (!strcmp(argv[i], "-enable_process_stats")) {
1390 rx_enableProcessRPCStats();
1392 else if (strcmp(argv[i], "-auditlog") == 0) {
1393 auditFileName = argv[++i];
1395 else if (strcmp(argv[i], "-audit-interface") == 0) {
1396 char *interface = argv[++i];
1398 if (osi_audit_interface(interface)) {
1399 printf("Invalid audit interface '%s'\n", interface);
1403 #ifndef AFS_NT40_ENV
1404 else if (strcmp(argv[i], "-syslog") == 0) {
1405 /* set syslog logging flag */
1406 serverLogSyslog = 1;
1407 } else if (strncmp(argv[i], "-syslog=", 8) == 0) {
1408 serverLogSyslog = 1;
1409 serverLogSyslogFacility = atoi(argv[i] + 8);
1412 else if (strcmp(argv[i], "-mrafslogs") == 0) {
1413 /* set syslog logging flag */
1416 else if (strcmp(argv[i], "-saneacls") == 0) {
1419 else if (strcmp(argv[i], "-offline-timeout") == 0) {
1420 if (i + 1 >= argc) {
1421 printf("You have to specify -offline-timeout <integer>\n");
1424 offline_timeout = atoi(argv[++i]);
1425 #ifndef AFS_PTHREAD_ENV
1426 if (offline_timeout != -1) {
1427 printf("The only valid -offline-timeout value for the LWP "
1428 "fileserver is -1\n");
1431 #endif /* AFS_PTHREAD_ENV */
1432 if (offline_timeout < -1) {
1433 printf("Invalid -offline-timeout value %s; the only valid "
1434 "negative value is -1\n", argv[i]);
1438 else if (strcmp(argv[i], "-offline-shutdown-timeout") == 0) {
1439 if (i + 1 >= argc) {
1440 printf("You have to specify -offline-shutdown-timeout "
1444 offline_shutdown_timeout = atoi(argv[++i]);
1445 #ifndef AFS_PTHREAD_ENV
1446 if (offline_shutdown_timeout != -1) {
1447 printf("The only valid -offline-shutdown-timeout value for the "
1448 "LWP fileserver is -1\n");
1451 #endif /* AFS_PTHREAD_ENV */
1452 if (offline_shutdown_timeout < -1) {
1453 printf("Invalid -offline-timeout value %s; the only valid "
1454 "negative value is -1\n", argv[i]);
1463 printf("Only one of -L, or -S must be specified\n");
1474 numberofcbs = 20000;
1490 numberofcbs = 64000;
1499 busy_threshold = 3 * rxpackets / 2;
1501 osi_audit_file(auditFileName);
1503 lwps_max = max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1504 if (lwps > lwps_max)
1513 /* Once upon a time, in a galaxy far far away, IBM AFS supported the use of
1514 * a file /vice/file/parms, the contents of which would override any command
1515 * line parameters. We no longer support the use of such a file, but we warn
1516 * if we encounter its presence from an older release
1521 struct afs_stat sbuf;
1523 if (afs_stat("/vice/file/parms", &sbuf) == 0) {
1524 ViceLog(0, ("Using /vice/file/parms to override command line "
1525 "options is no longer supported"));
1529 /* Miscellaneous routines */
1534 ViceLogThenPanic(0, ("%s\n", msg));
1544 * If this fails, it's because something major is wrong, and is not
1545 * likely to be time dependent.
1547 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1550 ("Couldn't initialize protection library; code=%d.\n", code));
1554 #ifdef AFS_PTHREAD_ENV
1555 osi_Assert(pthread_key_create(&viced_uclient_key, NULL) == 0);
1558 SystemId = SYSADMINID;
1559 SystemAnyUser = ANYUSERID;
1560 SystemAnyUserCPS.prlist_len = 0;
1561 SystemAnyUserCPS.prlist_val = NULL;
1562 AnonCPS.prlist_len = 0;
1563 AnonCPS.prlist_val = NULL;
1565 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1568 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1572 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1575 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1579 AnonymousID = ANONYMOUSID;
1582 #ifdef AFS_PTHREAD_ENV
1584 #else /* AFS_PTHREAD_ENV */
1586 #endif /* AFS_PTHREAD_ENV */
1590 struct rx_connection *serverconns[MAXSERVERS];
1591 struct ubik_client *cstruct;
1594 vl_Initialize(const char *confDir)
1597 afs_int32 scIndex = RX_SECIDX_NULL;
1598 struct afsconf_dir *tdir;
1599 struct rx_securityClass *sc;
1600 struct afsconf_cell info;
1602 tdir = afsconf_Open(confDir);
1605 ("Could not open configuration directory (%s).\n", confDir));
1608 code = afsconf_ClientAuth(tdir, &sc, &scIndex);
1610 ViceLog(0, ("Could not get security object for localAuth\n"));
1613 code = afsconf_GetCellInfo(tdir, NULL, AFSCONF_VLDBSERVICE, &info);
1614 if (info.numServers > MAXSERVERS) {
1616 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1617 info.numServers, MAXSERVERS));
1620 for (i = 0; i < info.numServers; i++)
1622 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1623 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1625 code = ubik_ClientInit(serverconns, &cstruct);
1626 afsconf_Close(tdir);
1628 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1634 #define SYSIDMAGIC 0x88aabbcc
1635 #define SYSIDVERSION 1
1640 afs_int32 fd, nentries, i;
1641 struct versionStamp vsn;
1642 struct afs_stat status;
1645 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1646 || (status.st_size <= 0)) {
1647 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1650 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1652 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1656 if ((i = read(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1658 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1662 if (vsn.magic != SYSIDMAGIC) {
1664 ("%s: wrong magic %x (we support %x)\n",
1665 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1668 if (vsn.version != SYSIDVERSION) {
1670 ("%s: wrong version %d (we support %d)\n",
1671 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1675 read(fd, (char *)&uuid,
1676 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1678 ("%s: read of uuid failed (%d)\n",
1679 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1682 afs_ntohuuid(&uuid);
1685 read(fd, (char *)&nentries,
1686 sizeof(afs_int32))) != sizeof(afs_int32)) {
1688 ("%s: Read of entries failed (%d)\n",
1689 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1692 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1694 ("%s: invalid num of interfaces: %d\n",
1695 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1698 if (FS_HostAddr_cnt == 0) {
1699 FS_HostAddr_cnt = nentries;
1700 for (i = 0; i < nentries; i++) {
1701 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1702 sizeof(afs_int32)) {
1704 ("%s: Read of addresses failed (%d)\n",
1705 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1706 FS_HostAddr_cnt = 0; /* reset it */
1712 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1713 AFSDIR_SERVER_SYSID_FILEPATH));
1720 WriteSysIdFile(void)
1723 struct versionStamp vsn;
1724 struct afs_stat status;
1727 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1729 * File exists; keep the old one around
1731 renamefile(AFSDIR_SERVER_SYSID_FILEPATH,
1732 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1734 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1738 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1742 vsn.magic = SYSIDMAGIC;
1744 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1746 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1751 afs_htonuuid(&uuid);
1753 write(fd, (char *)&uuid,
1754 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1756 ("%s: write of uuid failed (%d)\n",
1757 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1761 write(fd, (char *)&FS_HostAddr_cnt,
1762 sizeof(afs_int32))) != sizeof(afs_int32)) {
1764 ("%s: write of # of entries failed (%d)\n",
1765 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1768 for (i = 0; i < FS_HostAddr_cnt; i++) {
1769 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1770 sizeof(afs_int32)) {
1772 ("%s: write of addresses failed (%d)\n",
1773 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1783 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1784 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1785 * and so we need to convert each of them into HBO which is what the extra
1786 * array called FS_HostAddrs_HBO is used here.
1789 Do_VLRegisterRPC(void)
1793 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1796 for (i = 0; i < FS_HostAddr_cnt; i++)
1797 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1798 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1799 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1800 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1802 if (code == VL_MULTIPADDR) {
1804 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1806 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1808 } else if (code == RXGEN_OPCODE) {
1810 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1811 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1814 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1816 FS_registered = 1; /* Retry in the gc daemon */
1819 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1831 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1833 * Find addresses we are supposed to register as per the netrestrict
1834 * and netinfo files (/usr/afs/local/NetInfo and
1835 * /usr/afs/local/NetRestict)
1838 afs_int32 code = parseNetFiles(FS_HostAddrs, NULL, NULL,
1839 ADDRSPERSITE, reason,
1840 AFSDIR_SERVER_NETINFO_FILEPATH,
1841 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1843 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1846 FS_HostAddr_cnt = (afs_uint32) code;
1849 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1852 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1853 code = FS_HostAddrs[0];
1855 code = htonl(INADDR_ANY);
1865 * If this fails, it's because something major is wrong, and is not
1866 * likely to be time dependent.
1868 code = vl_Initialize(AFSDIR_SERVER_ETC_DIRPATH);
1871 ("Couldn't initialize protection library; code=%d.\n", code));
1875 /* Read or create the sysid file and register the fileserver's
1876 * IP addresses with the vlserver.
1878 code = ReadSysIdFile();
1880 /* Need to create the file */
1881 ViceLog(0, ("Creating new SysID file\n"));
1882 if ((code = afs_uuid_create(&FS_HostUUID))) {
1883 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1887 /* A good sysid file exists; inform the vlserver. If any conflicts,
1888 * we always use the latest interface available as the real truth.
1891 code = Do_VLRegisterRPC();
1896 main(int argc, char *argv[])
1900 struct rx_securityClass **securityClasses;
1901 afs_int32 numClasses;
1902 struct rx_service *tservice;
1903 #ifdef AFS_PTHREAD_ENV
1904 pthread_t serverPid;
1905 pthread_attr_t tattr;
1906 #else /* AFS_PTHREAD_ENV */
1907 PROCESS parentPid, serverPid;
1908 #endif /* AFS_PTHREAD_ENV */
1910 int minVnodesRequired; /* min size of vnode cache */
1911 #ifndef AFS_NT40_ENV
1912 struct rlimit rlim; /* max number of open file descriptors */
1917 afs_uint32 rx_bindhost;
1918 VolumePackageOptions opts;
1920 #ifdef AFS_AIX32_ENV
1921 struct sigaction nsa;
1923 sigemptyset(&nsa.sa_mask);
1924 nsa.sa_handler = SIG_DFL;
1925 nsa.sa_flags = SA_FULLDUMP;
1926 sigaction(SIGABRT, &nsa, NULL);
1927 sigaction(SIGSEGV, &nsa, NULL);
1931 /* Initialize dirpaths */
1932 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1934 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1936 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1940 /* set ihandle package defaults prior to parsing args */
1943 /* check for the parameter file */
1946 if (ParseArgs(argc, argv)) {
1950 #ifdef AFS_PTHREAD_ENV
1951 MUTEX_INIT(&fileproc_glock_mutex, "fileproc", MUTEX_DEFAULT, 0);
1952 #endif /* AFS_PTHREAD_ENV */
1954 #ifdef AFS_SGI_VNODE_GLUE
1955 if (afs_init_kernel_config(-1) < 0) {
1957 ("Can't determine NUMA configuration, not starting fileserver.\n");
1961 confDir = afsconf_Open(AFSDIR_SERVER_ETC_DIRPATH);
1963 fprintf(stderr, "Unable to open config directory %s\n",
1964 AFSDIR_SERVER_ETC_DIRPATH);
1968 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1969 #ifndef AFS_NT40_ENV
1970 serverLogSyslogTag = "fileserver";
1972 OpenLog(AFSDIR_SERVER_FILELOG_FILEPATH);
1975 if (SawSpare && SawPctSpare) {
1976 ViceLog(0, ("Both -spare and -pctspare specified, exiting.\n"));
1979 LogCommandLine(argc, argv, "starting", "", "File server", FSLog);
1981 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
1982 /* initialize the pthread soft signal handler thread */
1986 /* install signal handlers for controlling the fileserver process */
1987 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1988 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1990 #if defined(AFS_SGI_ENV)
1991 /* give this guy a non-degrading priority so help busy servers */
1992 schedctl(NDPRI, 0, NDPNORMMAX);
1995 #elif !defined(AFS_NT40_ENV)
1996 nice(-5); /* TODO: */
1999 #ifdef AFS_DEMAND_ATTACH_FS
2004 if (afs_winsockInit() < 0) {
2005 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
2006 ViceLog(0, ("File server failed to intialize winsock.\n"));
2012 /* if we support more than 16 threads, then we better have the ability
2013 ** to keep open a large number of files simultaneously
2015 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
2016 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
2017 #elif defined(AFS_NT40_ENV)
2018 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
2021 curLimit = 0; /* the number of open file descriptors */
2022 code = getrlimit(RLIMIT_NOFILE, &rlim);
2024 curLimit = rlim.rlim_cur;
2025 rlim.rlim_cur = rlim.rlim_max;
2026 code = setrlimit(RLIMIT_NOFILE, &rlim);
2028 curLimit = rlim.rlim_max;
2031 ViceLog(0, ("Failed to increase open file limit, using default\n"));
2033 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
2035 curLimit -= 32; /* leave a slack of 32 file descriptors */
2036 if (lwps > curLimit) {
2040 lwps = 16; /* default to a maximum of 16 threads */
2042 /* tune the ihandle fd cache accordingly */
2043 if (vol_io_params.fd_max_cachesize < curLimit)
2044 vol_io_params.fd_max_cachesize = curLimit + 1;
2047 ("The system supports a max of %d open files and we are starting %d threads (ihandle fd cache is %d)\n",
2048 curLimit, lwps, vol_io_params.fd_max_cachesize));
2050 #ifndef AFS_PTHREAD_ENV
2051 osi_Assert(LWP_InitializeProcessSupport(LWP_MAX_PRIORITY - 2, &parentPid) ==
2053 #endif /* !AFS_PTHREAD_ENV */
2055 /* Initialize volume support */
2057 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
2060 #ifdef AFS_PTHREAD_ENV
2061 SetLogThreadNumProgram( threadNum );
2064 /* initialize libacl routines */
2065 acl_Initialize(ACL_VERSION);
2067 /* initialize RX support */
2068 #ifndef AFS_NT40_ENV
2069 rxi_syscallp = viced_syscall;
2071 rx_extraPackets = rxpackets;
2072 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
2073 rx_SetBusyThreshold(busy_threshold, VBUSY);
2074 rx_SetCallAbortThreshold(abort_threshold);
2075 rx_SetConnAbortThreshold(abort_threshold);
2077 stackSize = 128 * 1024;
2079 stackSize = lwps * 4000;
2080 if (stackSize < 32000)
2082 else if (stackSize > 44000)
2085 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
2086 rx_SetStackSize(1, stackSize);
2089 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
2090 rx_bindhost = SetupVL();
2092 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2093 ViceLog(0, ("Cannot initialize RX\n"));
2096 if (!rxJumbograms) {
2097 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2100 if (rxMaxMTU != -1) {
2101 rx_SetMaxMTU(rxMaxMTU);
2104 rx_SetRxDeadTime(30);
2105 afsconf_SetSecurityFlags(confDir, AFSCONF_SECOPTS_ALWAYSENCRYPT);
2106 afsconf_BuildServerSecurityObjects(confDir, &securityClasses, &numClasses);
2108 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2109 1, /*service name */
2111 securityClasses, numClasses,
2112 RXAFS_ExecuteRequest);
2115 ("Failed to initialize RX, probably two servers running.\n"));
2118 if (rxkadDisableDotCheck) {
2119 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2120 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
2122 rx_SetMinProcs(tservice, 3);
2123 rx_SetMaxProcs(tservice, lwps);
2124 rx_SetCheckReach(tservice, 1);
2125 rx_SetServerIdleDeadErr(tservice, VNOSERVICE);
2128 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
2129 numClasses, RXSTATS_ExecuteRequest);
2131 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2134 rx_SetMinProcs(tservice, 2);
2135 rx_SetMaxProcs(tservice, 4);
2138 * Enable RX hot threads, which allows the listener thread to trade
2139 * places with an idle thread and moves the context switch from listener
2140 * to worker out of the critical path.
2142 rx_EnableHotThread();
2144 /* Some rx debugging */
2145 if (rxlog || eventlog) {
2146 debugFile = afs_fopen("rx_dbg", "w");
2148 rx_debugFile = debugFile;
2150 rxevent_debugFile = debugFile;
2153 init_sys_error_to_et(); /* Set up error table translation */
2154 h_InitHostPackage(); /* set up local cellname and realmname */
2155 InitCallBack(numberofcbs);
2159 if (code && code != VL_MULTIPADDR) {
2160 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2165 if (code && code != -1) {
2166 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2170 /* allow super users to manage RX statistics */
2171 rx_SetRxStatUserOk(fs_rxstat_userok);
2173 CV_INIT(&fsync_cond, "fsync", CV_DEFAULT, 0);
2174 MUTEX_INIT(&fsync_glock_mutex, "fsync", MUTEX_DEFAULT, 0);
2176 #if !defined(AFS_DEMAND_ATTACH_FS)
2178 * For DAFS, we do not start the Rx server threads until after
2179 * the volume package is initialized, and fileserver state is
2180 * restored. This is necessary in order to keep host and callback
2181 * package state pristine until we have a chance to restore state.
2183 * Furthermore, startup latency is much lower with dafs, so this
2184 * shouldn't pose a serious problem.
2186 rx_StartServer(0); /* now start handling requests */
2189 /* we ensure that there is enough space in the vnode buffer to satisfy
2190 ** requests from all concurrent threads.
2191 ** the maximum number of vnodes used by a single thread at any one time
2192 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2193 ** two vSmall for linking files and two vLarge and one vSmall for linking
2196 minVnodesRequired = 2 * lwps + 1;
2197 if (minVnodesRequired > nSmallVns) {
2198 nSmallVns = minVnodesRequired;
2200 ("Overriding -s command line parameter with %d\n",
2203 if (minVnodesRequired > large) {
2204 large = minVnodesRequired;
2205 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2208 /* We now do this after getting the listener up and running, so that client
2209 * connections don't timeout (maybe) if a file server is restarted, since it
2210 * will be available "real soon now". Worry about whether we can satisfy the
2211 * calls in the volume package itself.
2213 VOptDefaults(fileServer, &opts);
2214 opts.nLargeVnodes = large;
2215 opts.nSmallVnodes = nSmallVns;
2216 opts.volcache = volcache;
2217 opts.unsafe_attach = unsafe_attach;
2218 if (offline_timeout != -1) {
2219 opts.interrupt_rxcall = rx_InterruptCall;
2220 opts.offline_timeout = offline_timeout;
2222 if (offline_shutdown_timeout == -1) {
2223 /* default to -offline-timeout, if shutdown-specific timeout is not
2225 opts.offline_shutdown_timeout = offline_timeout;
2227 opts.interrupt_rxcall = rx_InterruptCall;
2228 opts.offline_shutdown_timeout = offline_shutdown_timeout;
2231 if (VInitVolumePackage2(fileServer, &opts)) {
2233 ("Shutting down: errors encountered initializing volume package\n"));
2238 /* Install handler to catch the shutdown signal;
2239 * bosserver assumes SIGQUIT shutdown
2241 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
2242 softsig_signal(SIGQUIT, ShutDown_Signal);
2244 (void)signal(SIGQUIT, ShutDown_Signal);
2247 if (VInitAttachVolumes(fileServer)) {
2249 ("Shutting down: errors encountered initializing volume package\n"));
2254 #ifdef AFS_DEMAND_ATTACH_FS
2255 if (fs_state.options.fs_state_restore) {
2258 * restore fileserver state */
2261 rx_StartServer(0); /* now start handling requests */
2262 #endif /* AFS_DEMAND_ATTACH_FS */
2265 * We are done calling fopen/fdopen. It is safe to use a large
2266 * of the file descriptor cache.
2270 #ifdef AFS_PTHREAD_ENV
2271 ViceLog(5, ("Starting pthreads\n"));
2272 osi_Assert(pthread_attr_init(&tattr) == 0);
2273 osi_Assert(pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED) == 0);
2275 osi_Assert(pthread_create
2276 (&serverPid, &tattr, FiveMinuteCheckLWP,
2277 &fiveminutes) == 0);
2278 osi_Assert(pthread_create
2279 (&serverPid, &tattr, HostCheckLWP, &fiveminutes) == 0);
2280 osi_Assert(pthread_create
2281 (&serverPid, &tattr, FsyncCheckLWP, &fiveminutes) == 0);
2282 #else /* AFS_PTHREAD_ENV */
2283 ViceLog(5, ("Starting LWP\n"));
2284 osi_Assert(LWP_CreateProcess
2285 (FiveMinuteCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2286 (void *)&fiveminutes, "FiveMinuteChecks",
2287 &serverPid) == LWP_SUCCESS);
2289 osi_Assert(LWP_CreateProcess
2290 (HostCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2291 (void *)&fiveminutes, "HostCheck", &serverPid) == LWP_SUCCESS);
2292 osi_Assert(LWP_CreateProcess
2293 (FsyncCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2294 (void *)&fiveminutes, "FsyncCheck", &serverPid) == LWP_SUCCESS);
2295 #endif /* AFS_PTHREAD_ENV */
2297 FT_GetTimeOfDay(&tp, 0);
2300 * Figure out the FileServer's name and primary address.
2302 ViceLog(0, ("Getting FileServer name...\n"));
2303 code = gethostname(FS_HostName, 64);
2305 ViceLog(0, ("gethostname() failed\n"));
2307 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2309 ViceLog(0, ("Getting FileServer address...\n"));
2310 he = gethostbyname(FS_HostName);
2312 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2315 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2316 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2317 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2319 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2320 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2324 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
2325 localtime_r(&t, &tm));
2326 ViceLog(0, ("File Server started %s\n", tbuffer));
2327 #if FS_STATS_DETAILED
2328 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2330 #ifdef AFS_PTHREAD_ENV
2332 sleep(1000); /* long time */
2334 #else /* AFS_PTHREAD_ENV */
2335 osi_Assert(LWP_WaitProcess(&parentPid) == LWP_SUCCESS);
2336 #endif /* AFS_PTHREAD_ENV */