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
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"
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}}
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)
334 #if defined(AFS_NT40_ENV)
341 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
342 softsig_signal(signo, CheckSignal_Signal);
344 signal(signo, CheckSignal_Signal);
349 ResetCheckDescriptors(void)
352 #if defined(AFS_PTHREAD_ENV)
353 softsig_signal(SIGTERM, CheckDescriptors_Signal);
355 (void)signal(SIGTERM, CheckDescriptors_Signal);
360 #if defined(AFS_PTHREAD_ENV)
364 return (intptr_t)pthread_getspecific(rx_thread_id_key);
370 viced_syscall(afs_uint32 a3, afs_uint32 a4, void *a5)
373 #ifndef AFS_LINUX20_ENV
376 old = (void (*)(int))signal(SIGSYS, SIG_IGN);
378 rcode = syscall(AFS_SYSCALL, 28 /* AFSCALL_CALL */ , a3, a4, a5);
379 #ifndef AFS_LINUX20_ENV
387 #if !defined(AFS_NT40_ENV)
388 #include "AFS_component_version_number.c"
389 #endif /* !AFS_NT40_ENV */
391 #define MAXADMINNAME 64
392 char adminName[MAXADMINNAME];
398 struct afs_stat status;
400 if ((afs_stat("/AdminName", &status)) || /* if file does not exist */
401 (status.st_size <= 0) || /* or it is too short */
402 (status.st_size >= (MAXADMINNAME)) || /* or it is too long */
403 !(fd = afs_open("/AdminName", O_RDONLY, 0))) { /* or the open fails */
404 strcpy(adminName, "System:Administrators"); /* use the default name */
406 (void)read(fd, adminName, status.st_size); /* use name from the file */
409 close(fd); /* close fd if it was opened */
411 } /*CheckAdminName */
417 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
418 /* set our 'thread-id' so that the host hold table works */
419 pthread_setspecific(rx_thread_id_key,
420 (void *)(intptr_t)rx_NewThreadId());
422 ("Set thread id %p for '%s'\n",
423 pthread_getspecific(rx_thread_id_key), s));
427 /* This LWP does things roughly every 5 minutes */
429 FiveMinuteCheckLWP(void *unused)
434 ViceLog(1, ("Starting five minute check process\n"));
435 setThreadId("FiveMinuteCheckLWP");
437 #ifdef AFS_DEMAND_ATTACH_FS
439 while (fs_state.mode == FS_MODE_NORMAL) {
440 fs_state.FiveMinuteLWP_tranquil = 1;
446 #ifdef AFS_PTHREAD_ENV
448 #else /* AFS_PTHREAD_ENV */
449 IOMGR_Sleep(fiveminutes);
450 #endif /* AFS_PTHREAD_ENV */
452 #ifdef AFS_DEMAND_ATTACH_FS
454 if (fs_state.mode != FS_MODE_NORMAL) {
457 fs_state.FiveMinuteLWP_tranquil = 0;
461 /* close the log so it can be removed */
462 ReOpenLog(AFSDIR_SERVER_FILELOG_FILEPATH); /* don't trunc, just append */
463 ViceLog(2, ("Cleaning up timed out callbacks\n"));
464 if (CleanupTimedOutCallBacks())
465 ViceLog(5, ("Timed out callbacks deleted\n"));
466 ViceLog(2, ("Set disk usage statistics\n"));
468 if (FS_registered == 1)
470 /* Force wakeup in case we missed something; pthreads does timedwait */
471 #ifndef AFS_PTHREAD_ENV
472 LWP_NoYieldSignal(fsync_wait);
474 if (printBanner && (++msg & 1)) { /* Every 10 minutes */
475 time_t now = FT_ApproxTime();
477 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
478 localtime_r(&now, &tm));
480 ("File server is running at %s\n", tbuffer));
482 #ifdef AFS_DEMAND_ATTACH_FS
486 #ifdef AFS_DEMAND_ATTACH_FS
487 fs_state.FiveMinuteLWP_tranquil = 1;
489 CV_BROADCAST(&fs_state.worker_done_cv);
494 } /*FiveMinuteCheckLWP */
497 /* This LWP does host checks every 5 minutes: it should not be used for
498 * other 5 minute activities because it may be delayed by timeouts when
499 * it probes the workstations
503 HostCheckLWP(void *unused)
505 ViceLog(1, ("Starting Host check process\n"));
506 setThreadId("HostCheckLWP");
507 #ifdef AFS_DEMAND_ATTACH_FS
509 while (fs_state.mode == FS_MODE_NORMAL) {
510 fs_state.HostCheckLWP_tranquil = 1;
516 #ifdef AFS_PTHREAD_ENV
518 #else /* AFS_PTHREAD_ENV */
519 IOMGR_Sleep(fiveminutes);
520 #endif /* AFS_PTHREAD_ENV */
522 #ifdef AFS_DEMAND_ATTACH_FS
524 if (fs_state.mode != FS_MODE_NORMAL) {
527 fs_state.HostCheckLWP_tranquil = 0;
531 ViceLog(2, ("Checking for dead venii & clients\n"));
534 #ifdef AFS_DEMAND_ATTACH_FS
538 #ifdef AFS_DEMAND_ATTACH_FS
539 fs_state.HostCheckLWP_tranquil = 1;
541 CV_BROADCAST(&fs_state.worker_done_cv);
548 /* This LWP does fsync checks every 5 minutes: it should not be used for
549 * other 5 minute activities because it may be delayed by timeouts when
550 * it probes the workstations
553 FsyncCheckLWP(void *unused)
556 #ifdef AFS_PTHREAD_ENV
557 struct timespec fsync_next;
559 ViceLog(1, ("Starting fsync check process\n"));
561 setThreadId("FsyncCheckLWP");
563 #ifdef AFS_DEMAND_ATTACH_FS
565 while (fs_state.mode == FS_MODE_NORMAL) {
566 fs_state.FsyncCheckLWP_tranquil = 1;
572 #ifdef AFS_PTHREAD_ENV
573 /* rounding is fine */
574 fsync_next.tv_nsec = 0;
575 fsync_next.tv_sec = time(0) + fiveminutes;
577 code = CV_TIMEDWAIT(&fsync_cond, &fsync_glock_mutex,
579 if (code != 0 && code != ETIMEDOUT)
580 ViceLog(0, ("pthread_cond_timedwait returned %d\n", code));
581 #else /* AFS_PTHREAD_ENV */
582 if ((code = LWP_WaitProcess(fsync_wait)) != LWP_SUCCESS)
583 ViceLog(0, ("LWP_WaitProcess returned %d\n", code));
584 #endif /* AFS_PTHREAD_ENV */
587 #ifdef AFS_DEMAND_ATTACH_FS
589 if (fs_state.mode != FS_MODE_NORMAL) {
592 fs_state.FsyncCheckLWP_tranquil = 0;
594 #endif /* AFS_DEMAND_ATTACH_FS */
596 ViceLog(2, ("Checking for fsync events\n"));
598 code = BreakLaterCallBacks();
600 #ifdef AFS_DEMAND_ATTACH_FS
604 #ifdef AFS_DEMAND_ATTACH_FS
605 fs_state.FsyncCheckLWP_tranquil = 1;
607 CV_BROADCAST(&fs_state.worker_done_cv);
610 #endif /* AFS_DEMAND_ATTACH_FS */
614 /*------------------------------------------------------------------------
615 * PRIVATE ClearXStatValues
618 * Initialize all of the values collected via the xstat
628 * Must be called during File Server initialization.
632 *------------------------------------------------------------------------*/
635 ClearXStatValues(void)
636 { /*ClearXStatValues */
638 struct fs_stats_opTimingData *opTimeP; /*Ptr to timing struct */
639 struct fs_stats_xferData *opXferP; /*Ptr to xfer struct */
640 int i; /*Loop counter */
643 * Zero all xstat-related structures.
645 memset((&afs_perfstats), 0, sizeof(struct afs_PerfStats));
646 #if FS_STATS_DETAILED
647 memset((&afs_FullPerfStats), 0,
648 sizeof(struct fs_stats_FullPerfStats));
651 * That's not enough. We have to set reasonable minima for
652 * time and xfer values in the detailed stats.
654 opTimeP = &(afs_FullPerfStats.det.rpcOpTimes[0]);
655 for (i = 0; i < FS_STATS_NUM_RPC_OPS; i++, opTimeP++)
656 opTimeP->minTime.tv_sec = 999999;
658 opXferP = &(afs_FullPerfStats.det.xferOpTimes[0]);
659 for (i = 0; i < FS_STATS_NUM_XFER_OPS; i++, opXferP++) {
660 opXferP->minTime.tv_sec = 999999;
661 opXferP->minBytes = 999999999;
665 * There's more. We have to set our unique system identifier, as
666 * declared in param.h. If such a thing is not defined, we bitch
667 * and declare ourselves to be an unknown system type.
670 afs_perfstats.sysname_ID = SYS_NAME_ID;
673 ViceLog(0, ("Sys name ID constant not defined in param.h!!\n"));
674 ViceLog(0, ("[Choosing ``undefined'' sys name ID.\n"));
676 afs_perfstats.sysname_ID = SYS_NAME_ID_UNDEFINED;
677 #endif /* SYS_NAME_ID */
680 } /*ClearXStatValues */
682 int CopyOnWrite_calls = 0, CopyOnWrite_off0 = 0, CopyOnWrite_size0 = 0;
683 afs_fsize_t CopyOnWrite_maxsize = 0;
688 int dirbuff, dircall, dirio;
690 int workstations, activeworkstations, delworkstations;
694 #ifdef AFS_DEMAND_ATTACH_FS
698 FT_GetTimeOfDay(&tpl, 0);
700 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
701 localtime_r(&StartTime, &tm));
702 ViceLog(0, ("Vice was last started at %s\n", tbuffer));
704 #ifdef AFS_DEMAND_ATTACH_FS
705 if (LogLevel >= 125) {
706 stats_flags = VOL_STATS_PER_CHAIN2;
707 } else if (LogLevel >= 25) {
708 stats_flags = VOL_STATS_PER_CHAIN;
710 VPrintExtendedCacheStats(stats_flags);
714 DStat(&dirbuff, &dircall, &dirio);
716 ("With %d directory buffers; %d reads resulted in %d read I/Os\n",
717 dirbuff, dircall, dirio));
718 rx_PrintStats(stderr);
719 audit_PrintStats(stderr);
721 PrintCallBackStats();
723 processSize = -1; /* TODO: */
725 processSize = (int)((long)sbrk(0) >> 10);
728 ("There are %d connections, process size %d\n",
729 CurrentConnections, processSize));
730 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
731 tpl.tv_sec - 15 * 60);
733 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
734 workstations, activeworkstations, delworkstations));
735 ViceLog(0, ("CopyOnWrite: calls %d off0 %d size0 %d maxsize 0x%llx\n",
736 CopyOnWrite_calls, CopyOnWrite_off0, CopyOnWrite_size0, CopyOnWrite_maxsize));
745 CheckSignal(void *unused)
747 if (FS_registered > 0) {
749 * We have proper ip addresses; tell the vlserver what we got; the following
750 * routine will do the proper reporting for us
763 ShutdownWatchdogLWP(void *unused)
765 sleep(panic_timeout);
766 ViceLogThenPanic(0, ("ShutdownWatchdogLWP: Failed to shutdown and panic "
767 "within %d seconds; forcing panic\n",
773 ShutDownAndCore(int dopanic)
775 time_t now = time(NULL);
780 #ifdef AFS_PTHREAD_ENV
781 pthread_t watchdogPid;
782 pthread_attr_t tattr;
783 osi_Assert(pthread_attr_init(&tattr) == 0);
784 osi_Assert(pthread_create(&watchdogPid, &tattr, ShutdownWatchdogLWP, NULL) == 0);
787 osi_Assert(LWP_CreateProcess
788 (ShutdownWatchdogLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
789 NULL, "ShutdownWatchdog", &watchdogPid) == LWP_SUCCESS);
793 /* do not allows new reqests to be served from now on, all new requests
794 * are returned with an error code of RX_RESTARTING ( transient failure ) */
795 rx_SetRxTranquil(); /* dhruba */
799 #ifdef AFS_DEMAND_ATTACH_FS
801 if (fs_state.mode == FS_MODE_SHUTDOWN) {
802 /* it is possible for at least fs_stateSave() (called below) to call
803 * ShutDownAndCore if there's host list corruption; prevent
804 * deinitializing some stuff twice */
805 ViceLog(0, ("ShutDownAndCore called during shutdown? Skipping volume "
806 "and host package shutdown\n"));
810 fs_state.mode = FS_MODE_SHUTDOWN;
814 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
815 localtime_r(&now, &tm));
816 ViceLog(0, ("Shutting down file server at %s\n", tbuffer));
818 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
823 /* shut down volume package */
826 #ifdef AFS_DEMAND_ATTACH_FS
827 if (fs_state.options.fs_state_save) {
830 * save fileserver state to disk */
833 ViceLog(0, ("Not saving fileserver state; abnormal shutdown\n"));
836 /* make sure background threads have finished all of their asynchronous
837 * work on host and callback structures */
839 while (!fs_state.FiveMinuteLWP_tranquil ||
840 !fs_state.HostCheckLWP_tranquil ||
841 !fs_state.FsyncCheckLWP_tranquil) {
844 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
845 CV_WAIT(&fs_state.worker_done_cv, &fileproc_glock_mutex);
851 /* ok. it should now be fairly safe. let's do the state dump */
857 #endif /* AFS_DEMAND_ATTACH_FS */
860 rx_PrintStats(debugFile);
864 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
865 localtime_r(&now, &tm));
867 ViceLog(0, ("File server has terminated abnormally at %s\n", tbuffer));
869 ViceLog(0, ("File server has terminated normally at %s\n", tbuffer));
872 if (dopanic) /* XXX pass in file and line? */
873 osi_Panic("Panic requested\n");
879 ShutDown(void *unused)
880 { /* backward compatibility */
881 ShutDownAndCore(DONTPANIC);
889 /* default supports help flag */
891 fputs("Usage: fileserver ", stdout);
892 fputs("[-auditlog <log path>] ", stdout);
893 fputs("[-audit-interface <file|sysvmq> (default is file)] ", stdout);
894 fputs("[-d <debug level>] ", stdout);
895 fputs("[-p <number of processes>] ", stdout);
896 fputs("[-spare <number of spare blocks>] ", stdout);
897 fputs("[-pctspare <percentage spare>] ", stdout);
898 fputs("[-b <buffers>] ", stdout);
899 fputs("[-l <large vnodes>] ", stdout);
900 fputs("[-s <small vnodes>] ", stdout);
901 fputs("[-vc <volume cachesize>] ", stdout);
902 fputs("[-w <call back wait interval>] ", stdout);
903 fputs("[-cb <number of call backs>] ", stdout);
904 fputs("[-banner (print banner every 10 minutes)] ", stdout);
905 fputs("[-novbc (whole volume cbs disabled)] ", stdout);
906 fputs("[-implicit <admin mode bits: rlidwka>] ", stdout);
907 fputs("[-readonly (read-only file server)] ", stdout);
908 fputs("[-hr <number of hours between refreshing the host cps>] ", stdout);
909 fputs("[-busyat <redirect clients when queue > n>] ", stdout);
910 fputs("[-nobusy <no VBUSY before a volume is attached>] ", stdout);
911 fputs("[-rxpck <number of rx extra packets>] ", stdout);
912 fputs("[-rxdbg (enable rx debugging)] ", stdout);
913 fputs("[-rxdbge (enable rxevent debugging)] ", stdout);
914 fputs("[-rxmaxmtu <bytes>] ", stdout);
915 fputs("[-rxbind (bind the Rx socket to one address)] ", stdout);
916 fputs("[-allow-dotted-principals (disable the rxkad principal name dot check)] ", stdout);
917 fputs("[-vhandle-setaside (fds reserved for non-cache io [default 128])] ", stdout);
918 fputs("[-vhandle-max-cachesize (max open files [default 128])] ", stdout);
919 fputs("[-vhandle-initial-cachesize (fds reserved for cache io [default 128])] ", stdout);
920 #ifdef AFS_DEMAND_ATTACH_FS
921 fputs("[-fs-state-dont-save (disable state save during shutdown)] ", stdout);
922 fputs("[-fs-state-dont-restore (disable state restore during startup)] ", stdout);
923 fputs("[-fs-state-verify <none|save|restore|both> (default is both)] ", stdout);
924 fputs("[-vattachpar <max number of volume attach/shutdown threads> (default is 1)] ", stdout);
925 fputs("[-vhashsize <log(2) of number of volume hash buckets> (default is 8)] ", stdout);
926 fputs("[-vlrudisable (disable VLRU functionality)] ", stdout);
927 fputs("[-vlruthresh <minutes before unused volumes become eligible for soft detach> (default is 2 hours)] ", stdout);
928 fputs("[-vlruinterval <seconds between VLRU scans> (default is 2 minutes)] ", stdout);
929 fputs("[-vlrumax <max volumes to soft detach in one VLRU scan> (default is 8)] ", stdout);
930 fputs("[-unsafe-nosalvage (bypass volume inUse safety check on attach, bypassing salvage)] ", stdout);
931 #elif AFS_PTHREAD_ENV
932 fputs("[-vattachpar <number of volume attach threads> (default is 1)] ", stdout);
935 fputs("[-m <min percentage spare in partition>] ", stdout);
937 #if defined(AFS_SGI_ENV)
938 fputs("[-lock (keep fileserver from swapping)] ", stdout);
940 fputs("[-L (large server conf)] ", stdout);
941 fputs("[-S (small server conf)] ", stdout);
942 fputs("[-k <stack size>] ", stdout);
943 fputs("[-realm <Kerberos realm name>] ", stdout);
944 fputs("[-udpsize <size of socket buffer in bytes>] ", stdout);
945 fputs("[-sendsize <size of send buffer in bytes>] ", stdout);
946 fputs("[-abortthreshold <abort threshold>] ", stdout);
947 fputs("[-nojumbo (disable jumbogram network packets - deprecated)] ", stdout);
948 fputs("[-jumbo (enable jumbogram network packets)] ", stdout);
949 fputs("[-offline-timeout <client RX timeout for offlining volumes>]", stdout);
950 fputs("[-offline-shutdown-timeout <RX timeout for offlining volumes during shutdown>]", stdout);
951 /* fputs("[-enable_peer_stats] ", stdout); */
952 /* fputs("[-enable_process_stats] ", stdout); */
953 fputs("[-help]\n", stdout);
955 ViceLog(0, ("%s", buffer));
964 ParseRights(char *arights)
970 if (!arights || !strcmp(arights, "")) {
971 printf("Missing list of mode bits on -implicit option\n");
974 if (!strcmp(arights, "none"))
976 else if (!strcmp(arights, "read"))
977 mode = PRSFS_READ | PRSFS_LOOKUP;
978 else if (!strcmp(arights, "write"))
980 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
981 PRSFS_WRITE | PRSFS_LOCK;
982 else if (!strcmp(arights, "all"))
984 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
985 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
987 len = strlen(arights);
988 for (i = 0; i < len; i++) {
993 mode |= PRSFS_LOOKUP;
995 mode |= PRSFS_INSERT;
997 mode |= PRSFS_DELETE;
1003 mode |= PRSFS_ADMINISTER;
1021 printf("Illegal -implicit rights character '%c'.\n", tc);
1030 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
1031 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
1034 * AIX: sysconf() limit is real
1035 * HP-UX: sysconf() limit is real
1036 * IRIX: sysconf() limit is apparently NOT real -- too small
1037 * DUX: sysconf() limit is apparently NOT real -- too big
1038 * Linux: sysconf() limit is apparently NOT real -- too big
1039 * Solaris: no sysconf() limit
1042 max_fileserver_thread(void)
1044 #if defined(AFS_PTHREAD_ENV)
1045 #if defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV)
1048 ans = sysconf(_SC_THREAD_THREADS_MAX);
1049 if (0 < ans && ans < MAX_FILESERVER_THREAD)
1052 #endif /* defined(AFS_PTHREAD_ENV) */
1053 return MAX_FILESERVER_THREAD;
1056 /* from ihandle.c */
1057 extern ih_init_params vol_io_params;
1060 ParseArgs(int argc, char *argv[])
1062 int SawL = 0, SawS = 0, SawVC = 0;
1063 int Sawrxpck = 0, Sawsmall = 0, Sawlarge = 0, Sawcbs = 0, Sawlwps =
1067 int bufSize = 0; /* temp variable to read in udp socket buf size */
1069 char *auditFileName = NULL;
1071 for (i = 1; i < argc; i++) {
1072 if (!strcmp(argv[i], "-d")) {
1073 if ((i + 1) >= argc) {
1074 fprintf(stderr, "missing argument for -d\n");
1077 debuglevel = atoi(argv[++i]);
1078 LogLevel = debuglevel;
1079 } else if (!strcmp(argv[i], "-banner")) {
1081 } else if (!strcmp(argv[i], "-implicit")) {
1082 if ((i + 1) >= argc) {
1083 fprintf(stderr, "missing argument for -implicit\n");
1086 implicitAdminRights = ParseRights(argv[++i]);
1087 if (implicitAdminRights < 0)
1088 return implicitAdminRights;
1089 } else if (!strcmp(argv[i], "-readonly")) {
1091 } else if (!strcmp(argv[i], "-L")) {
1093 } else if (!strcmp(argv[i], "-S")) {
1095 } else if (!strcmp(argv[i], "-p")) {
1097 if ((i + 1) >= argc) {
1098 fprintf(stderr, "missing argument for -p\n");
1101 lwps = atoi(argv[++i]);
1102 } else if (!strcmp(argv[i], "-b")) {
1104 if ((i + 1) >= argc) {
1105 fprintf(stderr, "missing argument for -b\n");
1108 buffs = atoi(argv[++i]);
1109 } else if (!strcmp(argv[i], "-l")) {
1111 if ((i + 1) >= argc) {
1112 fprintf(stderr, "missing argument for -l\n");
1115 large = atoi(argv[++i]);
1116 } else if (!strcmp(argv[i], "-vc")) {
1118 if ((i + 1) >= argc) {
1119 fprintf(stderr, "missing argument for -vc\n");
1122 volcache = atoi(argv[++i]);
1123 } else if (!strcmp(argv[i], "-novbc")) {
1125 } else if (!strcmp(argv[i], "-rxpck")) {
1127 if ((i + 1) >= argc) {
1128 fprintf(stderr, "missing argument for -rxpck\n");
1131 rxpackets = atoi(argv[++i]);
1132 #ifdef AFS_PTHREAD_ENV
1133 } else if (!strcmp(argv[i], "-vattachpar")) {
1134 if ((i + 1) >= argc) {
1135 fprintf(stderr, "missing argument for %s\n", argv[i]);
1138 vol_attach_threads = atoi(argv[++i]);
1139 #endif /* AFS_PTHREAD_ENV */
1140 } else if (!strcmp(argv[i], "-vhandle-setaside")) {
1141 if ((i + 1) >= argc) {
1142 fprintf(stderr, "missing argument for %s\n", argv[i]);
1145 vol_io_params.fd_handle_setaside = atoi(argv[++i]);
1146 } else if (!strcmp(argv[i], "-vhandle-max-cachesize")) {
1147 if ((i + 1) >= argc) {
1148 fprintf(stderr, "missing argument for %s\n", argv[i]);
1151 vol_io_params.fd_max_cachesize = atoi(argv[++i]);
1152 } else if (!strcmp(argv[i], "-vhandle-initial-cachesize")) {
1153 if ((i + 1) >= argc) {
1154 fprintf(stderr, "missing argument for %s\n", argv[i]);
1157 vol_io_params.fd_initial_cachesize = atoi(argv[++i]);
1158 #ifdef AFS_DEMAND_ATTACH_FS
1159 } else if (!strcmp(argv[i], "-fs-state-dont-save")) {
1160 fs_state.options.fs_state_save = 0;
1161 } else if (!strcmp(argv[i], "-fs-state-dont-restore")) {
1162 fs_state.options.fs_state_restore = 0;
1163 } else if (!strcmp(argv[i], "-fs-state-verify")) {
1164 if ((i + 1) >= argc) {
1165 fprintf(stderr, "missing argument for %s\n", argv[i]);
1169 if (!strcmp(argv[i], "none")) {
1170 fs_state.options.fs_state_verify_before_save = 0;
1171 fs_state.options.fs_state_verify_after_restore = 0;
1172 } else if (!strcmp(argv[i], "save")) {
1173 fs_state.options.fs_state_verify_after_restore = 0;
1174 } else if (!strcmp(argv[i], "restore")) {
1175 fs_state.options.fs_state_verify_before_save = 0;
1176 } else if (!strcmp(argv[i], "both")) {
1179 fprintf(stderr, "invalid argument for %s\n", argv[i-1]);
1182 } else if (!strcmp(argv[i], "-vhashsize")) {
1184 if ((i + 1) >= argc) {
1185 fprintf(stderr, "missing argument for %s\n", argv[i]);
1188 hashsize = atoi(argv[++i]);
1189 if (VSetVolHashSize(hashsize)) {
1190 fprintf(stderr, "specified -vhashsize (%s) is invalid or out "
1191 "of range\n", argv[i]);
1194 } else if (!strcmp(argv[i], "-vlrudisable")) {
1195 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1196 } else if (!strcmp(argv[i], "-vlruthresh")) {
1197 if ((i + 1) >= argc) {
1198 fprintf(stderr, "missing argument for %s\n", argv[i]);
1201 VLRU_SetOptions(VLRU_SET_THRESH, 60*atoi(argv[++i]));
1202 } else if (!strcmp(argv[i], "-vlruinterval")) {
1203 if ((i + 1) >= argc) {
1204 fprintf(stderr, "missing argument for %s\n", argv[i]);
1207 VLRU_SetOptions(VLRU_SET_INTERVAL, atoi(argv[++i]));
1208 } else if (!strcmp(argv[i], "-vlrumax")) {
1209 if ((i + 1) >= argc) {
1210 fprintf(stderr, "missing argument for %s\n", argv[i]);
1213 VLRU_SetOptions(VLRU_SET_MAX, atoi(argv[++i]));
1214 } else if (!strcmp(argv[i], "-unsafe-nosalvage")) {
1216 #endif /* AFS_DEMAND_ATTACH_FS */
1217 } else if (!strcmp(argv[i], "-s")) {
1219 if ((i + 1) >= argc) {
1220 fprintf(stderr, "missing argument for -s\n");
1223 nSmallVns = atoi(argv[++i]);
1224 } else if (!strcmp(argv[i], "-abortthreshold")) {
1225 if ((i + 1) >= argc) {
1226 fprintf(stderr, "missing argument for -abortthreshold\n");
1229 abort_threshold = atoi(argv[++i]);
1230 } else if (!strcmp(argv[i], "-k")) {
1231 if ((i + 1) >= argc) {
1232 fprintf(stderr, "missing argument for -k\n");
1235 stack = atoi(argv[++i]);
1237 #if defined(AFS_SGI_ENV)
1238 else if (!strcmp(argv[i], "-lock")) {
1242 else if (!strcmp(argv[i], "-spare")) {
1243 if ((i + 1) >= argc) {
1244 fprintf(stderr, "missing argument for -spare\n");
1247 BlocksSpare = atoi(argv[++i]);
1249 } else if (!strcmp(argv[i], "-pctspare")) {
1250 if ((i + 1) >= argc) {
1251 fprintf(stderr, "missing argument for -pctspare\n");
1254 PctSpare = atoi(argv[++i]);
1255 BlocksSpare = 0; /* has non-zero default */
1257 } else if (!strcmp(argv[i], "-w")) {
1258 if ((i + 1) >= argc) {
1259 fprintf(stderr, "missing argument for -w\n");
1262 fiveminutes = atoi(argv[++i]);
1263 } else if (!strcmp(argv[i], "-hr")) {
1265 if ((i + 1) >= argc) {
1266 fprintf(stderr, "missing argument for -hr\n");
1269 hr = atoi(argv[++i]);
1270 if ((hr < 1) || (hr > 36)) {
1272 ("host acl refresh interval of %d hours is invalid; hours must be between 1 and 36\n\n",
1276 hostaclRefresh = hr * 60 * 60;
1277 } else if (!strcmp(argv[i], "-rxdbg"))
1279 else if (!strcmp(argv[i], "-rxdbge"))
1281 else if (!strcmp(argv[i], "-cb")) {
1283 if ((i + 1) >= argc) {
1284 fprintf(stderr, "missing argument for -cb\n");
1287 numberofcbs = atoi(argv[++i]);
1288 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1290 ("number of cbs %d invalid; must be between 10000 and 2147483647\n",
1294 } else if (!strcmp(argv[i], "-busyat")) {
1296 if ((i + 1) >= argc) {
1297 fprintf(stderr, "missing argument for -busyat\n");
1300 busy_threshold = atoi(argv[++i]);
1301 if (busy_threshold < 10) {
1303 ("Busy threshold %d is too low, will compute default.\n",
1307 } else if (!strcmp(argv[i], "-nobusy"))
1309 #ifdef AFS_AIX32_ENV
1310 else if (!strcmp(argv[i], "-m")) {
1311 extern int aixlow_water;
1312 if ((i + 1) >= argc) {
1313 fprintf(stderr, "missing argument for -m\n");
1316 aixlow_water = atoi(argv[++i]);
1317 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1318 printf("space reserved %d% invalid; must be between 0-30%\n",
1324 else if (!strcmp(argv[i], "-nojumbo")) {
1326 } else if (!strcmp(argv[i], "-jumbo")) {
1328 } else if (!strcmp(argv[i], "-rxbind")) {
1330 } else if (!strcmp(argv[i], "-allow-dotted-principals")) {
1331 rxkadDisableDotCheck = 1;
1332 } else if (!strcmp(argv[i], "-rxmaxmtu")) {
1333 if ((i + 1) >= argc) {
1334 fprintf(stderr, "missing argument for -rxmaxmtu\n");
1337 rxMaxMTU = atoi(argv[++i]);
1338 if ((rxMaxMTU < RX_MIN_PACKET_SIZE) ||
1339 (rxMaxMTU > RX_MAX_PACKET_DATA_SIZE)) {
1340 printf("rxMaxMTU %d%% invalid; must be between %d-%" AFS_SIZET_FMT "\n",
1341 rxMaxMTU, RX_MIN_PACKET_SIZE,
1342 RX_MAX_PACKET_DATA_SIZE);
1345 } else if (!strcmp(argv[i], "-realm")) {
1346 extern char local_realms[AFS_NUM_LREALMS][AFS_REALM_SZ];
1347 extern int num_lrealms;
1348 if ((i + 1) >= argc) {
1349 fprintf(stderr, "missing argument for -realm\n");
1352 if (strlen(argv[++i]) >= AFS_REALM_SZ) {
1354 ("-realm argument must contain fewer than %d characters.\n",
1358 if (num_lrealms == -1)
1360 if (num_lrealms >= AFS_NUM_LREALMS) {
1362 ("a maximum of %d -realm arguments can be specified.\n",
1366 strncpy(local_realms[num_lrealms++], argv[i], AFS_REALM_SZ);
1367 } else if (!strcmp(argv[i], "-udpsize")) {
1368 if ((i + 1) >= argc) {
1369 printf("You have to specify -udpsize <integer value>\n");
1372 bufSize = atoi(argv[++i]);
1373 if (bufSize < rx_GetMinUdpBufSize())
1375 ("Warning:udpsize %d is less than minimum %d; ignoring\n",
1376 bufSize, rx_GetMinUdpBufSize());
1378 udpBufSize = bufSize;
1379 } else if (!strcmp(argv[i], "-sendsize")) {
1380 if ((i + 1) >= argc) {
1381 printf("You have to specify -sendsize <integer value>\n");
1384 bufSize = atoi(argv[++i]);
1385 if (bufSize < 16384)
1387 ("Warning:sendsize %d is less than minimum %d; ignoring\n",
1390 sendBufSize = bufSize;
1391 } else if (!strcmp(argv[i], "-enable_peer_stats")) {
1392 rx_enablePeerRPCStats();
1393 } else if (!strcmp(argv[i], "-enable_process_stats")) {
1394 rx_enableProcessRPCStats();
1396 else if (strcmp(argv[i], "-auditlog") == 0) {
1397 auditFileName = argv[++i];
1399 else if (strcmp(argv[i], "-audit-interface") == 0) {
1400 char *interface = argv[++i];
1402 if (osi_audit_interface(interface)) {
1403 printf("Invalid audit interface '%s'\n", interface);
1407 #ifndef AFS_NT40_ENV
1408 else if (strcmp(argv[i], "-syslog") == 0) {
1409 /* set syslog logging flag */
1410 serverLogSyslog = 1;
1411 } else if (strncmp(argv[i], "-syslog=", 8) == 0) {
1412 serverLogSyslog = 1;
1413 serverLogSyslogFacility = atoi(argv[i] + 8);
1416 else if (strcmp(argv[i], "-mrafslogs") == 0) {
1417 /* set syslog logging flag */
1420 else if (strcmp(argv[i], "-saneacls") == 0) {
1423 else if (strcmp(argv[i], "-offline-timeout") == 0) {
1424 if (i + 1 >= argc) {
1425 printf("You have to specify -offline-timeout <integer>\n");
1428 offline_timeout = atoi(argv[++i]);
1429 #ifndef AFS_PTHREAD_ENV
1430 if (offline_timeout != -1) {
1431 printf("The only valid -offline-timeout value for the LWP "
1432 "fileserver is -1\n");
1435 #endif /* AFS_PTHREAD_ENV */
1436 if (offline_timeout < -1) {
1437 printf("Invalid -offline-timeout value %s; the only valid "
1438 "negative value is -1\n", argv[i]);
1442 else if (strcmp(argv[i], "-offline-shutdown-timeout") == 0) {
1443 if (i + 1 >= argc) {
1444 printf("You have to specify -offline-shutdown-timeout "
1448 offline_shutdown_timeout = atoi(argv[++i]);
1449 #ifndef AFS_PTHREAD_ENV
1450 if (offline_shutdown_timeout != -1) {
1451 printf("The only valid -offline-shutdown-timeout value for the "
1452 "LWP fileserver is -1\n");
1455 #endif /* AFS_PTHREAD_ENV */
1456 if (offline_shutdown_timeout < -1) {
1457 printf("Invalid -offline-timeout value %s; the only valid "
1458 "negative value is -1\n", argv[i]);
1467 printf("Only one of -L, or -S must be specified\n");
1478 numberofcbs = 20000;
1494 numberofcbs = 64000;
1503 busy_threshold = 3 * rxpackets / 2;
1505 osi_audit_file(auditFileName);
1507 lwps_max = max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1508 if (lwps > lwps_max)
1517 /* Once upon a time, in a galaxy far far away, IBM AFS supported the use of
1518 * a file /vice/file/parms, the contents of which would override any command
1519 * line parameters. We no longer support the use of such a file, but we warn
1520 * if we encounter its presence from an older release
1525 struct afs_stat sbuf;
1527 if (afs_stat("/vice/file/parms", &sbuf) == 0) {
1528 ViceLog(0, ("Using /vice/file/parms to override command line "
1529 "options is no longer supported"));
1533 /* Miscellaneous routines */
1538 ViceLogThenPanic(0, ("%s\n", msg));
1548 * If this fails, it's because something major is wrong, and is not
1549 * likely to be time dependent.
1551 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1554 ("Couldn't initialize protection library; code=%d.\n", code));
1558 #ifdef AFS_PTHREAD_ENV
1559 osi_Assert(pthread_key_create(&viced_uclient_key, NULL) == 0);
1562 SystemId = SYSADMINID;
1563 SystemAnyUser = ANYUSERID;
1564 SystemAnyUserCPS.prlist_len = 0;
1565 SystemAnyUserCPS.prlist_val = NULL;
1566 AnonCPS.prlist_len = 0;
1567 AnonCPS.prlist_val = NULL;
1569 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1572 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1576 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1579 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1583 AnonymousID = ANONYMOUSID;
1586 #ifdef AFS_PTHREAD_ENV
1588 #else /* AFS_PTHREAD_ENV */
1590 #endif /* AFS_PTHREAD_ENV */
1594 struct rx_connection *serverconns[MAXSERVERS];
1595 struct ubik_client *cstruct;
1598 vl_Initialize(const char *confDir)
1601 afs_int32 scIndex = RX_SECIDX_NULL;
1602 struct afsconf_dir *tdir;
1603 struct rx_securityClass *sc;
1604 struct afsconf_cell info;
1606 tdir = afsconf_Open(confDir);
1609 ("Could not open configuration directory (%s).\n", confDir));
1612 code = afsconf_ClientAuth(tdir, &sc, &scIndex);
1614 ViceLog(0, ("Could not get security object for localAuth\n"));
1617 code = afsconf_GetCellInfo(tdir, NULL, AFSCONF_VLDBSERVICE, &info);
1618 if (info.numServers > MAXSERVERS) {
1620 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1621 info.numServers, MAXSERVERS));
1624 for (i = 0; i < info.numServers; i++)
1626 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1627 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1629 code = ubik_ClientInit(serverconns, &cstruct);
1630 afsconf_Close(tdir);
1632 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1638 #define SYSIDMAGIC 0x88aabbcc
1639 #define SYSIDVERSION 1
1644 afs_int32 fd, nentries, i;
1645 struct versionStamp vsn;
1646 struct afs_stat status;
1649 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1650 || (status.st_size <= 0)) {
1651 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1654 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1656 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1660 if ((i = read(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1662 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1666 if (vsn.magic != SYSIDMAGIC) {
1668 ("%s: wrong magic %x (we support %x)\n",
1669 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1672 if (vsn.version != SYSIDVERSION) {
1674 ("%s: wrong version %d (we support %d)\n",
1675 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1679 read(fd, (char *)&uuid,
1680 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1682 ("%s: read of uuid failed (%d)\n",
1683 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1686 afs_ntohuuid(&uuid);
1689 read(fd, (char *)&nentries,
1690 sizeof(afs_int32))) != sizeof(afs_int32)) {
1692 ("%s: Read of entries failed (%d)\n",
1693 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1696 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1698 ("%s: invalid num of interfaces: %d\n",
1699 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1702 if (FS_HostAddr_cnt == 0) {
1703 FS_HostAddr_cnt = nentries;
1704 for (i = 0; i < nentries; i++) {
1705 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1706 sizeof(afs_int32)) {
1708 ("%s: Read of addresses failed (%d)\n",
1709 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1710 FS_HostAddr_cnt = 0; /* reset it */
1716 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1717 AFSDIR_SERVER_SYSID_FILEPATH));
1724 WriteSysIdFile(void)
1727 struct versionStamp vsn;
1728 struct afs_stat status;
1731 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1733 * File exists; keep the old one around
1735 renamefile(AFSDIR_SERVER_SYSID_FILEPATH,
1736 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1738 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1742 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1746 vsn.magic = SYSIDMAGIC;
1748 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1750 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1755 afs_htonuuid(&uuid);
1757 write(fd, (char *)&uuid,
1758 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1760 ("%s: write of uuid failed (%d)\n",
1761 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1765 write(fd, (char *)&FS_HostAddr_cnt,
1766 sizeof(afs_int32))) != sizeof(afs_int32)) {
1768 ("%s: write of # of entries failed (%d)\n",
1769 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1772 for (i = 0; i < FS_HostAddr_cnt; i++) {
1773 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1774 sizeof(afs_int32)) {
1776 ("%s: write of addresses failed (%d)\n",
1777 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1787 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1788 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1789 * and so we need to convert each of them into HBO which is what the extra
1790 * array called FS_HostAddrs_HBO is used here.
1793 Do_VLRegisterRPC(void)
1797 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1800 for (i = 0; i < FS_HostAddr_cnt; i++)
1801 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1802 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1803 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1804 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1806 if (code == VL_MULTIPADDR) {
1808 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1810 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1812 } else if (code == RXGEN_OPCODE) {
1814 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1815 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1818 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1820 FS_registered = 1; /* Retry in the gc daemon */
1823 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1835 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1837 * Find addresses we are supposed to register as per the netrestrict
1838 * and netinfo files (/usr/afs/local/NetInfo and
1839 * /usr/afs/local/NetRestict)
1842 afs_int32 code = parseNetFiles(FS_HostAddrs, NULL, NULL,
1843 ADDRSPERSITE, reason,
1844 AFSDIR_SERVER_NETINFO_FILEPATH,
1845 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1847 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1850 FS_HostAddr_cnt = (afs_uint32) code;
1853 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1856 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1857 code = FS_HostAddrs[0];
1859 code = htonl(INADDR_ANY);
1869 * If this fails, it's because something major is wrong, and is not
1870 * likely to be time dependent.
1872 code = vl_Initialize(AFSDIR_SERVER_ETC_DIRPATH);
1875 ("Couldn't initialize protection library; code=%d.\n", code));
1879 /* Read or create the sysid file and register the fileserver's
1880 * IP addresses with the vlserver.
1882 code = ReadSysIdFile();
1884 /* Need to create the file */
1885 ViceLog(0, ("Creating new SysID file\n"));
1886 if ((code = afs_uuid_create(&FS_HostUUID))) {
1887 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1891 /* A good sysid file exists; inform the vlserver. If any conflicts,
1892 * we always use the latest interface available as the real truth.
1895 code = Do_VLRegisterRPC();
1900 main(int argc, char *argv[])
1904 struct rx_securityClass **securityClasses;
1905 afs_int32 numClasses;
1906 struct rx_service *tservice;
1907 #ifdef AFS_PTHREAD_ENV
1908 pthread_t serverPid;
1909 pthread_attr_t tattr;
1910 #else /* AFS_PTHREAD_ENV */
1911 PROCESS parentPid, serverPid;
1912 #endif /* AFS_PTHREAD_ENV */
1914 int minVnodesRequired; /* min size of vnode cache */
1915 #ifndef AFS_NT40_ENV
1916 struct rlimit rlim; /* max number of open file descriptors */
1921 afs_uint32 rx_bindhost;
1922 VolumePackageOptions opts;
1924 #ifdef AFS_AIX32_ENV
1925 struct sigaction nsa;
1927 sigemptyset(&nsa.sa_mask);
1928 nsa.sa_handler = SIG_DFL;
1929 nsa.sa_flags = SA_FULLDUMP;
1930 sigaction(SIGABRT, &nsa, NULL);
1931 sigaction(SIGSEGV, &nsa, NULL);
1935 /* Initialize dirpaths */
1936 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1938 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1940 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1944 /* set ihandle package defaults prior to parsing args */
1947 /* check for the parameter file */
1950 if (ParseArgs(argc, argv)) {
1954 #ifdef AFS_PTHREAD_ENV
1955 MUTEX_INIT(&fileproc_glock_mutex, "fileproc", MUTEX_DEFAULT, 0);
1956 #endif /* AFS_PTHREAD_ENV */
1958 #ifdef AFS_SGI_VNODE_GLUE
1959 if (afs_init_kernel_config(-1) < 0) {
1961 ("Can't determine NUMA configuration, not starting fileserver.\n");
1965 confDir = afsconf_Open(AFSDIR_SERVER_ETC_DIRPATH);
1967 fprintf(stderr, "Unable to open config directory %s\n",
1968 AFSDIR_SERVER_ETC_DIRPATH);
1972 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1973 #ifndef AFS_NT40_ENV
1974 serverLogSyslogTag = "fileserver";
1976 OpenLog(AFSDIR_SERVER_FILELOG_FILEPATH);
1979 if (SawSpare && SawPctSpare) {
1980 ViceLog(0, ("Both -spare and -pctspare specified, exiting.\n"));
1983 LogCommandLine(argc, argv, "starting", "", "File server", FSLog);
1985 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
1986 /* initialize the pthread soft signal handler thread */
1990 /* install signal handlers for controlling the fileserver process */
1991 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1992 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1994 #if defined(AFS_SGI_ENV)
1995 /* give this guy a non-degrading priority so help busy servers */
1996 schedctl(NDPRI, 0, NDPNORMMAX);
2000 #ifndef AFS_NT40_ENV
2001 nice(-5); /* TODO: */
2005 #ifdef AFS_DEMAND_ATTACH_FS
2010 if (afs_winsockInit() < 0) {
2011 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
2012 ViceLog(0, ("File server failed to intialize winsock.\n"));
2018 /* if we support more than 16 threads, then we better have the ability
2019 ** to keep open a large number of files simultaneously
2021 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
2022 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
2023 #elif defined(AFS_NT40_ENV)
2024 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
2027 curLimit = 0; /* the number of open file descriptors */
2028 code = getrlimit(RLIMIT_NOFILE, &rlim);
2030 curLimit = rlim.rlim_cur;
2031 rlim.rlim_cur = rlim.rlim_max;
2032 code = setrlimit(RLIMIT_NOFILE, &rlim);
2034 curLimit = rlim.rlim_max;
2037 ViceLog(0, ("Failed to increase open file limit, using default\n"));
2039 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
2041 curLimit -= 32; /* leave a slack of 32 file descriptors */
2042 if (lwps > curLimit) {
2046 lwps = 16; /* default to a maximum of 16 threads */
2048 /* tune the ihandle fd cache accordingly */
2049 if (vol_io_params.fd_max_cachesize < curLimit)
2050 vol_io_params.fd_max_cachesize = curLimit + 1;
2053 ("The system supports a max of %d open files and we are starting %d threads (ihandle fd cache is %d)\n",
2054 curLimit, lwps, vol_io_params.fd_max_cachesize));
2056 #ifndef AFS_PTHREAD_ENV
2057 osi_Assert(LWP_InitializeProcessSupport(LWP_MAX_PRIORITY - 2, &parentPid) ==
2059 #endif /* !AFS_PTHREAD_ENV */
2061 /* Initialize volume support */
2063 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
2066 #ifdef AFS_PTHREAD_ENV
2067 SetLogThreadNumProgram( threadNum );
2070 /* initialize libacl routines */
2071 acl_Initialize(ACL_VERSION);
2073 /* initialize RX support */
2074 #ifndef AFS_NT40_ENV
2075 rxi_syscallp = viced_syscall;
2077 rx_extraPackets = rxpackets;
2078 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
2079 rx_SetBusyThreshold(busy_threshold, VBUSY);
2080 rx_SetCallAbortThreshold(abort_threshold);
2081 rx_SetConnAbortThreshold(abort_threshold);
2083 stackSize = 128 * 1024;
2085 stackSize = lwps * 4000;
2086 if (stackSize < 32000)
2088 else if (stackSize > 44000)
2091 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
2092 rx_SetStackSize(1, stackSize);
2095 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
2096 rx_bindhost = SetupVL();
2098 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2099 ViceLog(0, ("Cannot initialize RX\n"));
2102 if (!rxJumbograms) {
2103 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2106 if (rxMaxMTU != -1) {
2107 rx_SetMaxMTU(rxMaxMTU);
2110 rx_SetRxDeadTime(30);
2111 afsconf_SetSecurityFlags(confDir, AFSCONF_SECOPTS_ALWAYSENCRYPT);
2112 afsconf_BuildServerSecurityObjects(confDir, &securityClasses, &numClasses);
2114 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2115 1, /*service name */
2117 securityClasses, numClasses,
2118 RXAFS_ExecuteRequest);
2121 ("Failed to initialize RX, probably two servers running.\n"));
2124 if (rxkadDisableDotCheck) {
2125 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2126 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
2128 rx_SetMinProcs(tservice, 3);
2129 rx_SetMaxProcs(tservice, lwps);
2130 rx_SetCheckReach(tservice, 1);
2131 rx_SetServerIdleDeadErr(tservice, VNOSERVICE);
2134 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
2135 numClasses, RXSTATS_ExecuteRequest);
2137 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2140 rx_SetMinProcs(tservice, 2);
2141 rx_SetMaxProcs(tservice, 4);
2144 * Enable RX hot threads, which allows the listener thread to trade
2145 * places with an idle thread and moves the context switch from listener
2146 * to worker out of the critical path.
2148 rx_EnableHotThread();
2150 /* Some rx debugging */
2151 if (rxlog || eventlog) {
2152 debugFile = afs_fopen("rx_dbg", "w");
2154 rx_debugFile = debugFile;
2156 rxevent_debugFile = debugFile;
2159 init_sys_error_to_et(); /* Set up error table translation */
2160 h_InitHostPackage(); /* set up local cellname and realmname */
2161 InitCallBack(numberofcbs);
2165 if (code && code != VL_MULTIPADDR) {
2166 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2171 if (code && code != -1) {
2172 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2176 /* allow super users to manage RX statistics */
2177 rx_SetRxStatUserOk(fs_rxstat_userok);
2179 CV_INIT(&fsync_cond, "fsync", CV_DEFAULT, 0);
2180 MUTEX_INIT(&fsync_glock_mutex, "fsync", MUTEX_DEFAULT, 0);
2182 #if !defined(AFS_DEMAND_ATTACH_FS)
2184 * For DAFS, we do not start the Rx server threads until after
2185 * the volume package is initialized, and fileserver state is
2186 * restored. This is necessary in order to keep host and callback
2187 * package state pristine until we have a chance to restore state.
2189 * Furthermore, startup latency is much lower with dafs, so this
2190 * shouldn't pose a serious problem.
2192 rx_StartServer(0); /* now start handling requests */
2195 /* we ensure that there is enough space in the vnode buffer to satisfy
2196 ** requests from all concurrent threads.
2197 ** the maximum number of vnodes used by a single thread at any one time
2198 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2199 ** two vSmall for linking files and two vLarge and one vSmall for linking
2202 minVnodesRequired = 2 * lwps + 1;
2203 if (minVnodesRequired > nSmallVns) {
2204 nSmallVns = minVnodesRequired;
2206 ("Overriding -s command line parameter with %d\n",
2209 if (minVnodesRequired > large) {
2210 large = minVnodesRequired;
2211 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2214 /* We now do this after getting the listener up and running, so that client
2215 * connections don't timeout (maybe) if a file server is restarted, since it
2216 * will be available "real soon now". Worry about whether we can satisfy the
2217 * calls in the volume package itself.
2219 VOptDefaults(fileServer, &opts);
2220 opts.nLargeVnodes = large;
2221 opts.nSmallVnodes = nSmallVns;
2222 opts.volcache = volcache;
2223 opts.unsafe_attach = unsafe_attach;
2224 if (offline_timeout != -1) {
2225 opts.interrupt_rxcall = rx_InterruptCall;
2226 opts.offline_timeout = offline_timeout;
2228 if (offline_shutdown_timeout == -1) {
2229 /* default to -offline-timeout, if shutdown-specific timeout is not
2231 opts.offline_shutdown_timeout = offline_timeout;
2233 opts.interrupt_rxcall = rx_InterruptCall;
2234 opts.offline_shutdown_timeout = offline_shutdown_timeout;
2237 if (VInitVolumePackage2(fileServer, &opts)) {
2239 ("Shutting down: errors encountered initializing volume package\n"));
2244 /* Install handler to catch the shutdown signal;
2245 * bosserver assumes SIGQUIT shutdown
2247 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
2248 softsig_signal(SIGQUIT, ShutDown_Signal);
2250 (void)signal(SIGQUIT, ShutDown_Signal);
2253 if (VInitAttachVolumes(fileServer)) {
2255 ("Shutting down: errors encountered initializing volume package\n"));
2260 #ifdef AFS_DEMAND_ATTACH_FS
2261 if (fs_state.options.fs_state_restore) {
2264 * restore fileserver state */
2267 rx_StartServer(0); /* now start handling requests */
2268 #endif /* AFS_DEMAND_ATTACH_FS */
2271 * We are done calling fopen/fdopen. It is safe to use a large
2272 * of the file descriptor cache.
2276 #ifdef AFS_PTHREAD_ENV
2277 ViceLog(5, ("Starting pthreads\n"));
2278 osi_Assert(pthread_attr_init(&tattr) == 0);
2279 osi_Assert(pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED) == 0);
2281 osi_Assert(pthread_create
2282 (&serverPid, &tattr, FiveMinuteCheckLWP,
2283 &fiveminutes) == 0);
2284 osi_Assert(pthread_create
2285 (&serverPid, &tattr, HostCheckLWP, &fiveminutes) == 0);
2286 osi_Assert(pthread_create
2287 (&serverPid, &tattr, FsyncCheckLWP, &fiveminutes) == 0);
2288 #else /* AFS_PTHREAD_ENV */
2289 ViceLog(5, ("Starting LWP\n"));
2290 osi_Assert(LWP_CreateProcess
2291 (FiveMinuteCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2292 (void *)&fiveminutes, "FiveMinuteChecks",
2293 &serverPid) == LWP_SUCCESS);
2295 osi_Assert(LWP_CreateProcess
2296 (HostCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2297 (void *)&fiveminutes, "HostCheck", &serverPid) == LWP_SUCCESS);
2298 osi_Assert(LWP_CreateProcess
2299 (FsyncCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2300 (void *)&fiveminutes, "FsyncCheck", &serverPid) == LWP_SUCCESS);
2301 #endif /* AFS_PTHREAD_ENV */
2303 FT_GetTimeOfDay(&tp, 0);
2306 * Figure out the FileServer's name and primary address.
2308 ViceLog(0, ("Getting FileServer name...\n"));
2309 code = gethostname(FS_HostName, 64);
2311 ViceLog(0, ("gethostname() failed\n"));
2313 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2315 ViceLog(0, ("Getting FileServer address...\n"));
2316 he = gethostbyname(FS_HostName);
2318 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2321 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2322 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2323 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2325 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2326 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2330 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
2331 localtime_r(&t, &tm));
2332 ViceLog(0, ("File Server started %s\n", tbuffer));
2333 #if FS_STATS_DETAILED
2334 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2336 #ifdef AFS_PTHREAD_ENV
2338 sleep(1000); /* long time */
2340 #else /* AFS_PTHREAD_ENV */
2341 osi_Assert(LWP_WaitProcess(&parentPid) == LWP_SUCCESS);
2342 #endif /* AFS_PTHREAD_ENV */