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);
360 viced_syscall(afs_uint32 a3, afs_uint32 a4, void *a5)
363 # ifndef AFS_LINUX20_ENV
366 old = (void (*)(int))signal(SIGSYS, SIG_IGN);
368 rcode = syscall(AFS_SYSCALL, 28 /* AFSCALL_CALL */ , a3, a4, a5);
369 # ifndef AFS_LINUX20_ENV
377 #if !defined(AFS_NT40_ENV)
378 # include "AFS_component_version_number.c"
379 #endif /* !AFS_NT40_ENV */
381 #define MAXADMINNAME 64
382 char adminName[MAXADMINNAME];
388 struct afs_stat status;
390 if ((afs_stat("/AdminName", &status)) || /* if file does not exist */
391 (status.st_size <= 0) || /* or it is too short */
392 (status.st_size >= (MAXADMINNAME)) || /* or it is too long */
393 !(fd = afs_open("/AdminName", O_RDONLY, 0))) { /* or the open fails */
394 strcpy(adminName, "System:Administrators"); /* use the default name */
396 (void)read(fd, adminName, status.st_size); /* use name from the file */
399 close(fd); /* close fd if it was opened */
401 } /*CheckAdminName */
407 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
410 /* set our 'thread-id' so that the host hold table works */
411 threadId = rx_SetThreadNum();
412 afs_pthread_setname_self(s);
413 ViceLog(0, ("Set thread id 0x%x for '%s'\n", threadId, s));
417 /* This LWP does things roughly every 5 minutes */
419 FiveMinuteCheckLWP(void *unused)
424 ViceLog(1, ("Starting five minute check process\n"));
425 setThreadId("FiveMinuteCheckLWP");
427 #ifdef AFS_DEMAND_ATTACH_FS
429 while (fs_state.mode == FS_MODE_NORMAL) {
430 fs_state.FiveMinuteLWP_tranquil = 1;
436 #ifdef AFS_PTHREAD_ENV
438 #else /* AFS_PTHREAD_ENV */
439 IOMGR_Sleep(fiveminutes);
440 #endif /* AFS_PTHREAD_ENV */
442 #ifdef AFS_DEMAND_ATTACH_FS
444 if (fs_state.mode != FS_MODE_NORMAL) {
447 fs_state.FiveMinuteLWP_tranquil = 0;
451 /* close the log so it can be removed */
452 ReOpenLog(AFSDIR_SERVER_FILELOG_FILEPATH); /* don't trunc, just append */
453 ViceLog(2, ("Cleaning up timed out callbacks\n"));
454 if (CleanupTimedOutCallBacks())
455 ViceLog(5, ("Timed out callbacks deleted\n"));
456 ViceLog(2, ("Set disk usage statistics\n"));
458 if (FS_registered == 1)
460 /* Force wakeup in case we missed something; pthreads does timedwait */
461 #ifndef AFS_PTHREAD_ENV
462 LWP_NoYieldSignal(fsync_wait);
464 if (printBanner && (++msg & 1)) { /* Every 10 minutes */
465 time_t now = FT_ApproxTime();
467 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
468 localtime_r(&now, &tm));
470 ("File server is running at %s\n", tbuffer));
472 #ifdef AFS_DEMAND_ATTACH_FS
476 #ifdef AFS_DEMAND_ATTACH_FS
477 fs_state.FiveMinuteLWP_tranquil = 1;
479 CV_BROADCAST(&fs_state.worker_done_cv);
484 } /*FiveMinuteCheckLWP */
487 /* This LWP does host checks every 5 minutes: it should not be used for
488 * other 5 minute activities because it may be delayed by timeouts when
489 * it probes the workstations
493 HostCheckLWP(void *unused)
495 ViceLog(1, ("Starting Host check process\n"));
496 setThreadId("HostCheckLWP");
497 #ifdef AFS_DEMAND_ATTACH_FS
499 while (fs_state.mode == FS_MODE_NORMAL) {
500 fs_state.HostCheckLWP_tranquil = 1;
506 #ifdef AFS_PTHREAD_ENV
508 #else /* AFS_PTHREAD_ENV */
509 IOMGR_Sleep(fiveminutes);
510 #endif /* AFS_PTHREAD_ENV */
512 #ifdef AFS_DEMAND_ATTACH_FS
514 if (fs_state.mode != FS_MODE_NORMAL) {
517 fs_state.HostCheckLWP_tranquil = 0;
521 ViceLog(2, ("Checking for dead venii & clients\n"));
524 #ifdef AFS_DEMAND_ATTACH_FS
528 #ifdef AFS_DEMAND_ATTACH_FS
529 fs_state.HostCheckLWP_tranquil = 1;
531 CV_BROADCAST(&fs_state.worker_done_cv);
538 /* This LWP does fsync checks every 5 minutes: it should not be used for
539 * other 5 minute activities because it may be delayed by timeouts when
540 * it probes the workstations
543 FsyncCheckLWP(void *unused)
546 #ifdef AFS_PTHREAD_ENV
547 struct timespec fsync_next;
549 ViceLog(1, ("Starting fsync check process\n"));
551 setThreadId("FsyncCheckLWP");
553 #ifdef AFS_DEMAND_ATTACH_FS
555 while (fs_state.mode == FS_MODE_NORMAL) {
556 fs_state.FsyncCheckLWP_tranquil = 1;
562 #ifdef AFS_PTHREAD_ENV
563 /* rounding is fine */
564 fsync_next.tv_nsec = 0;
565 fsync_next.tv_sec = time(0) + fiveminutes;
567 code = CV_TIMEDWAIT(&fsync_cond, &fsync_glock_mutex,
569 if (code != 0 && code != ETIMEDOUT)
570 ViceLog(0, ("pthread_cond_timedwait returned %d\n", code));
571 #else /* AFS_PTHREAD_ENV */
572 if ((code = LWP_WaitProcess(fsync_wait)) != LWP_SUCCESS)
573 ViceLog(0, ("LWP_WaitProcess returned %d\n", code));
574 #endif /* AFS_PTHREAD_ENV */
577 #ifdef AFS_DEMAND_ATTACH_FS
579 if (fs_state.mode != FS_MODE_NORMAL) {
582 fs_state.FsyncCheckLWP_tranquil = 0;
584 #endif /* AFS_DEMAND_ATTACH_FS */
586 ViceLog(2, ("Checking for fsync events\n"));
588 code = BreakLaterCallBacks();
590 #ifdef AFS_DEMAND_ATTACH_FS
594 #ifdef AFS_DEMAND_ATTACH_FS
595 fs_state.FsyncCheckLWP_tranquil = 1;
597 CV_BROADCAST(&fs_state.worker_done_cv);
600 #endif /* AFS_DEMAND_ATTACH_FS */
604 /*------------------------------------------------------------------------
605 * PRIVATE ClearXStatValues
608 * Initialize all of the values collected via the xstat
618 * Must be called during File Server initialization.
622 *------------------------------------------------------------------------*/
625 ClearXStatValues(void)
626 { /*ClearXStatValues */
628 struct fs_stats_opTimingData *opTimeP; /*Ptr to timing struct */
629 struct fs_stats_xferData *opXferP; /*Ptr to xfer struct */
630 int i; /*Loop counter */
633 * Zero all xstat-related structures.
635 memset((&afs_perfstats), 0, sizeof(struct afs_PerfStats));
636 #if FS_STATS_DETAILED
637 memset((&afs_FullPerfStats), 0,
638 sizeof(struct fs_stats_FullPerfStats));
641 * That's not enough. We have to set reasonable minima for
642 * time and xfer values in the detailed stats.
644 opTimeP = &(afs_FullPerfStats.det.rpcOpTimes[0]);
645 for (i = 0; i < FS_STATS_NUM_RPC_OPS; i++, opTimeP++)
646 opTimeP->minTime.tv_sec = 999999;
648 opXferP = &(afs_FullPerfStats.det.xferOpTimes[0]);
649 for (i = 0; i < FS_STATS_NUM_XFER_OPS; i++, opXferP++) {
650 opXferP->minTime.tv_sec = 999999;
651 opXferP->minBytes = 999999999;
655 * There's more. We have to set our unique system identifier, as
656 * declared in param.h. If such a thing is not defined, we bitch
657 * and declare ourselves to be an unknown system type.
660 afs_perfstats.sysname_ID = SYS_NAME_ID;
662 # ifndef AFS_NT40_ENV
663 ViceLog(0, ("Sys name ID constant not defined in param.h!!\n"));
664 ViceLog(0, ("[Choosing ``undefined'' sys name ID.\n"));
666 afs_perfstats.sysname_ID = SYS_NAME_ID_UNDEFINED;
667 # endif /* SYS_NAME_ID */
670 } /*ClearXStatValues */
672 int CopyOnWrite_calls = 0, CopyOnWrite_off0 = 0, CopyOnWrite_size0 = 0;
673 afs_fsize_t CopyOnWrite_maxsize = 0;
678 int dirbuff, dircall, dirio;
680 int workstations, activeworkstations, delworkstations;
684 #ifdef AFS_DEMAND_ATTACH_FS
688 FT_GetTimeOfDay(&tpl, 0);
690 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
691 localtime_r(&StartTime, &tm));
692 ViceLog(0, ("Vice was last started at %s\n", tbuffer));
694 #ifdef AFS_DEMAND_ATTACH_FS
695 if (LogLevel >= 125) {
696 stats_flags = VOL_STATS_PER_CHAIN2;
697 } else if (LogLevel >= 25) {
698 stats_flags = VOL_STATS_PER_CHAIN;
700 VPrintExtendedCacheStats(stats_flags);
704 DStat(&dirbuff, &dircall, &dirio);
706 ("With %d directory buffers; %d reads resulted in %d read I/Os\n",
707 dirbuff, dircall, dirio));
708 rx_PrintStats(stderr);
709 audit_PrintStats(stderr);
711 PrintCallBackStats();
713 processSize = -1; /* TODO: */
715 processSize = (int)((long)sbrk(0) >> 10);
718 ("There are %d connections, process size %d\n",
719 CurrentConnections, processSize));
720 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
721 tpl.tv_sec - 15 * 60);
723 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
724 workstations, activeworkstations, delworkstations));
725 ViceLog(0, ("CopyOnWrite: calls %d off0 %d size0 %d maxsize 0x%llx\n",
726 CopyOnWrite_calls, CopyOnWrite_off0, CopyOnWrite_size0, CopyOnWrite_maxsize));
735 CheckSignal(void *unused)
737 if (FS_registered > 0) {
739 * We have proper ip addresses; tell the vlserver what we got; the following
740 * routine will do the proper reporting for us
753 ShutdownWatchdogLWP(void *unused)
755 sleep(panic_timeout);
756 ViceLogThenPanic(0, ("ShutdownWatchdogLWP: Failed to shutdown and panic "
757 "within %d seconds; forcing panic\n",
763 ShutDownAndCore(int dopanic)
765 time_t now = time(NULL);
770 #ifdef AFS_PTHREAD_ENV
771 pthread_t watchdogPid;
772 pthread_attr_t tattr;
773 osi_Assert(pthread_attr_init(&tattr) == 0);
774 osi_Assert(pthread_create(&watchdogPid, &tattr, ShutdownWatchdogLWP, NULL) == 0);
777 osi_Assert(LWP_CreateProcess
778 (ShutdownWatchdogLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
779 NULL, "ShutdownWatchdog", &watchdogPid) == LWP_SUCCESS);
783 /* do not allows new reqests to be served from now on, all new requests
784 * are returned with an error code of RX_RESTARTING ( transient failure ) */
785 rx_SetRxTranquil(); /* dhruba */
789 #ifdef AFS_DEMAND_ATTACH_FS
791 if (fs_state.mode == FS_MODE_SHUTDOWN) {
792 /* it is possible for at least fs_stateSave() (called below) to call
793 * ShutDownAndCore if there's host list corruption; prevent
794 * deinitializing some stuff twice */
795 ViceLog(0, ("ShutDownAndCore called during shutdown? Skipping volume "
796 "and host package shutdown\n"));
800 fs_state.mode = FS_MODE_SHUTDOWN;
804 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
805 localtime_r(&now, &tm));
806 ViceLog(0, ("Shutting down file server at %s\n", tbuffer));
808 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
813 /* shut down volume package */
816 #ifdef AFS_DEMAND_ATTACH_FS
817 if (fs_state.options.fs_state_save) {
820 * save fileserver state to disk */
823 ViceLog(0, ("Not saving fileserver state; abnormal shutdown\n"));
826 /* make sure background threads have finished all of their asynchronous
827 * work on host and callback structures */
829 while (!fs_state.FiveMinuteLWP_tranquil ||
830 !fs_state.HostCheckLWP_tranquil ||
831 !fs_state.FsyncCheckLWP_tranquil) {
834 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
835 CV_WAIT(&fs_state.worker_done_cv, &fileproc_glock_mutex);
841 /* ok. it should now be fairly safe. let's do the state dump */
847 #endif /* AFS_DEMAND_ATTACH_FS */
850 rx_PrintStats(debugFile);
854 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
855 localtime_r(&now, &tm));
857 ViceLog(0, ("File server has terminated abnormally at %s\n", tbuffer));
859 ViceLog(0, ("File server has terminated normally at %s\n", tbuffer));
862 if (dopanic) /* XXX pass in file and line? */
863 osi_Panic("Panic requested\n");
869 ShutDown(void *unused)
870 { /* backward compatibility */
871 ShutDownAndCore(DONTPANIC);
879 /* default supports help flag */
881 fputs("Usage: fileserver ", stdout);
882 fputs("[-auditlog <log path>] ", stdout);
883 fputs("[-audit-interface <file|sysvmq> (default is file)] ", stdout);
884 fputs("[-d <debug level>] ", stdout);
885 fputs("[-p <number of processes>] ", stdout);
886 fputs("[-spare <number of spare blocks>] ", stdout);
887 fputs("[-pctspare <percentage spare>] ", stdout);
888 fputs("[-b <buffers>] ", stdout);
889 fputs("[-l <large vnodes>] ", stdout);
890 fputs("[-s <small vnodes>] ", stdout);
891 fputs("[-vc <volume cachesize>] ", stdout);
892 fputs("[-w <call back wait interval>] ", stdout);
893 fputs("[-cb <number of call backs>] ", stdout);
894 fputs("[-banner (print banner every 10 minutes)] ", stdout);
895 fputs("[-novbc (whole volume cbs disabled)] ", stdout);
896 fputs("[-implicit <admin mode bits: rlidwka>] ", stdout);
897 fputs("[-readonly (read-only file server)] ", stdout);
898 fputs("[-hr <number of hours between refreshing the host cps>] ", stdout);
899 fputs("[-busyat <redirect clients when queue > n>] ", stdout);
900 fputs("[-nobusy <no VBUSY before a volume is attached>] ", stdout);
901 fputs("[-rxpck <number of rx extra packets>] ", stdout);
902 fputs("[-rxdbg (enable rx debugging)] ", stdout);
903 fputs("[-rxdbge (enable rxevent debugging)] ", stdout);
904 fputs("[-rxmaxmtu <bytes>] ", stdout);
905 fputs("[-rxbind (bind the Rx socket to one address)] ", stdout);
906 fputs("[-allow-dotted-principals (disable the rxkad principal name dot check)] ", stdout);
907 fputs("[-vhandle-setaside (fds reserved for non-cache io [default 128])] ", stdout);
908 fputs("[-vhandle-max-cachesize (max open files [default 128])] ", stdout);
909 fputs("[-vhandle-initial-cachesize (fds reserved for cache io [default 128])] ", stdout);
910 #ifdef AFS_DEMAND_ATTACH_FS
911 fputs("[-fs-state-dont-save (disable state save during shutdown)] ", stdout);
912 fputs("[-fs-state-dont-restore (disable state restore during startup)] ", stdout);
913 fputs("[-fs-state-verify <none|save|restore|both> (default is both)] ", stdout);
914 fputs("[-vattachpar <max number of volume attach/shutdown threads> (default is 1)] ", stdout);
915 fputs("[-vhashsize <log(2) of number of volume hash buckets> (default is 8)] ", stdout);
916 fputs("[-vlrudisable (disable VLRU functionality)] ", stdout);
917 fputs("[-vlruthresh <minutes before unused volumes become eligible for soft detach> (default is 2 hours)] ", stdout);
918 fputs("[-vlruinterval <seconds between VLRU scans> (default is 2 minutes)] ", stdout);
919 fputs("[-vlrumax <max volumes to soft detach in one VLRU scan> (default is 8)] ", stdout);
920 fputs("[-unsafe-nosalvage (bypass volume inUse safety check on attach, bypassing salvage)] ", stdout);
921 #elif AFS_PTHREAD_ENV
922 fputs("[-vattachpar <number of volume attach threads> (default is 1)] ", stdout);
925 fputs("[-m <min percentage spare in partition>] ", stdout);
927 #if defined(AFS_SGI_ENV)
928 fputs("[-lock (keep fileserver from swapping)] ", stdout);
930 fputs("[-L (large server conf)] ", stdout);
931 fputs("[-S (small server conf)] ", stdout);
932 fputs("[-k <stack size>] ", stdout);
933 fputs("[-realm <Kerberos realm name>] ", stdout);
934 fputs("[-udpsize <size of socket buffer in bytes>] ", stdout);
935 fputs("[-sendsize <size of send buffer in bytes>] ", stdout);
936 fputs("[-abortthreshold <abort threshold>] ", stdout);
937 fputs("[-nojumbo (disable jumbogram network packets - deprecated)] ", stdout);
938 fputs("[-jumbo (enable jumbogram network packets)] ", stdout);
939 fputs("[-offline-timeout <client RX timeout for offlining volumes>]", stdout);
940 fputs("[-offline-shutdown-timeout <RX timeout for offlining volumes during shutdown>]", stdout);
941 /* fputs("[-enable_peer_stats] ", stdout); */
942 /* fputs("[-enable_process_stats] ", stdout); */
943 fputs("[-help]\n", stdout);
945 ViceLog(0, ("%s", buffer));
954 ParseRights(char *arights)
960 if (!arights || !strcmp(arights, "")) {
961 printf("Missing list of mode bits on -implicit option\n");
964 if (!strcmp(arights, "none"))
966 else if (!strcmp(arights, "read"))
967 mode = PRSFS_READ | PRSFS_LOOKUP;
968 else if (!strcmp(arights, "write"))
970 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
971 PRSFS_WRITE | PRSFS_LOCK;
972 else if (!strcmp(arights, "all"))
974 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
975 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
977 len = strlen(arights);
978 for (i = 0; i < len; i++) {
983 mode |= PRSFS_LOOKUP;
985 mode |= PRSFS_INSERT;
987 mode |= PRSFS_DELETE;
993 mode |= PRSFS_ADMINISTER;
1011 printf("Illegal -implicit rights character '%c'.\n", tc);
1020 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
1021 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
1024 * AIX: sysconf() limit is real
1025 * HP-UX: sysconf() limit is real
1026 * IRIX: sysconf() limit is apparently NOT real -- too small
1027 * DUX: sysconf() limit is apparently NOT real -- too big
1028 * Linux: sysconf() limit is apparently NOT real -- too big
1029 * Solaris: no sysconf() limit
1032 max_fileserver_thread(void)
1034 #if defined(AFS_PTHREAD_ENV) && (defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV))
1037 ans = sysconf(_SC_THREAD_THREADS_MAX);
1038 if (0 < ans && ans < MAX_FILESERVER_THREAD)
1040 #endif /* defined(AFS_PTHREAD_ENV) */
1041 return MAX_FILESERVER_THREAD;
1044 /* from ihandle.c */
1045 extern ih_init_params vol_io_params;
1048 ParseArgs(int argc, char *argv[])
1050 int SawL = 0, SawS = 0, SawVC = 0;
1051 int Sawrxpck = 0, Sawsmall = 0, Sawlarge = 0, Sawcbs = 0, Sawlwps =
1055 int bufSize = 0; /* temp variable to read in udp socket buf size */
1057 char *auditFileName = NULL;
1059 for (i = 1; i < argc; i++) {
1060 if (!strcmp(argv[i], "-d")) {
1061 if ((i + 1) >= argc) {
1062 fprintf(stderr, "missing argument for -d\n");
1065 debuglevel = atoi(argv[++i]);
1066 LogLevel = debuglevel;
1067 } else if (!strcmp(argv[i], "-banner")) {
1069 } else if (!strcmp(argv[i], "-implicit")) {
1070 if ((i + 1) >= argc) {
1071 fprintf(stderr, "missing argument for -implicit\n");
1074 implicitAdminRights = ParseRights(argv[++i]);
1075 if (implicitAdminRights < 0)
1076 return implicitAdminRights;
1077 } else if (!strcmp(argv[i], "-readonly")) {
1079 } else if (!strcmp(argv[i], "-L")) {
1081 } else if (!strcmp(argv[i], "-S")) {
1083 } else if (!strcmp(argv[i], "-p")) {
1085 if ((i + 1) >= argc) {
1086 fprintf(stderr, "missing argument for -p\n");
1089 lwps = atoi(argv[++i]);
1090 } else if (!strcmp(argv[i], "-b")) {
1092 if ((i + 1) >= argc) {
1093 fprintf(stderr, "missing argument for -b\n");
1096 buffs = atoi(argv[++i]);
1097 } else if (!strcmp(argv[i], "-l")) {
1099 if ((i + 1) >= argc) {
1100 fprintf(stderr, "missing argument for -l\n");
1103 large = atoi(argv[++i]);
1104 } else if (!strcmp(argv[i], "-vc")) {
1106 if ((i + 1) >= argc) {
1107 fprintf(stderr, "missing argument for -vc\n");
1110 volcache = atoi(argv[++i]);
1111 } else if (!strcmp(argv[i], "-novbc")) {
1113 } else if (!strcmp(argv[i], "-rxpck")) {
1115 if ((i + 1) >= argc) {
1116 fprintf(stderr, "missing argument for -rxpck\n");
1119 rxpackets = atoi(argv[++i]);
1120 #ifdef AFS_PTHREAD_ENV
1121 } else if (!strcmp(argv[i], "-vattachpar")) {
1122 if ((i + 1) >= argc) {
1123 fprintf(stderr, "missing argument for %s\n", argv[i]);
1126 vol_attach_threads = atoi(argv[++i]);
1127 #endif /* AFS_PTHREAD_ENV */
1128 } else if (!strcmp(argv[i], "-vhandle-setaside")) {
1129 if ((i + 1) >= argc) {
1130 fprintf(stderr, "missing argument for %s\n", argv[i]);
1133 vol_io_params.fd_handle_setaside = atoi(argv[++i]);
1134 } else if (!strcmp(argv[i], "-vhandle-max-cachesize")) {
1135 if ((i + 1) >= argc) {
1136 fprintf(stderr, "missing argument for %s\n", argv[i]);
1139 vol_io_params.fd_max_cachesize = atoi(argv[++i]);
1140 } else if (!strcmp(argv[i], "-vhandle-initial-cachesize")) {
1141 if ((i + 1) >= argc) {
1142 fprintf(stderr, "missing argument for %s\n", argv[i]);
1145 vol_io_params.fd_initial_cachesize = atoi(argv[++i]);
1146 #ifdef AFS_DEMAND_ATTACH_FS
1147 } else if (!strcmp(argv[i], "-fs-state-dont-save")) {
1148 fs_state.options.fs_state_save = 0;
1149 } else if (!strcmp(argv[i], "-fs-state-dont-restore")) {
1150 fs_state.options.fs_state_restore = 0;
1151 } else if (!strcmp(argv[i], "-fs-state-verify")) {
1152 if ((i + 1) >= argc) {
1153 fprintf(stderr, "missing argument for %s\n", argv[i]);
1157 if (!strcmp(argv[i], "none")) {
1158 fs_state.options.fs_state_verify_before_save = 0;
1159 fs_state.options.fs_state_verify_after_restore = 0;
1160 } else if (!strcmp(argv[i], "save")) {
1161 fs_state.options.fs_state_verify_after_restore = 0;
1162 } else if (!strcmp(argv[i], "restore")) {
1163 fs_state.options.fs_state_verify_before_save = 0;
1164 } else if (!strcmp(argv[i], "both")) {
1167 fprintf(stderr, "invalid argument for %s\n", argv[i-1]);
1170 } else if (!strcmp(argv[i], "-vhashsize")) {
1172 if ((i + 1) >= argc) {
1173 fprintf(stderr, "missing argument for %s\n", argv[i]);
1176 hashsize = atoi(argv[++i]);
1177 if (VSetVolHashSize(hashsize)) {
1178 fprintf(stderr, "specified -vhashsize (%s) is invalid or out "
1179 "of range\n", argv[i]);
1182 } else if (!strcmp(argv[i], "-vlrudisable")) {
1183 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1184 } else if (!strcmp(argv[i], "-vlruthresh")) {
1185 if ((i + 1) >= argc) {
1186 fprintf(stderr, "missing argument for %s\n", argv[i]);
1189 VLRU_SetOptions(VLRU_SET_THRESH, 60*atoi(argv[++i]));
1190 } else if (!strcmp(argv[i], "-vlruinterval")) {
1191 if ((i + 1) >= argc) {
1192 fprintf(stderr, "missing argument for %s\n", argv[i]);
1195 VLRU_SetOptions(VLRU_SET_INTERVAL, atoi(argv[++i]));
1196 } else if (!strcmp(argv[i], "-vlrumax")) {
1197 if ((i + 1) >= argc) {
1198 fprintf(stderr, "missing argument for %s\n", argv[i]);
1201 VLRU_SetOptions(VLRU_SET_MAX, atoi(argv[++i]));
1202 } else if (!strcmp(argv[i], "-unsafe-nosalvage")) {
1204 #endif /* AFS_DEMAND_ATTACH_FS */
1205 } else if (!strcmp(argv[i], "-s")) {
1207 if ((i + 1) >= argc) {
1208 fprintf(stderr, "missing argument for -s\n");
1211 nSmallVns = atoi(argv[++i]);
1212 } else if (!strcmp(argv[i], "-abortthreshold")) {
1213 if ((i + 1) >= argc) {
1214 fprintf(stderr, "missing argument for -abortthreshold\n");
1217 abort_threshold = atoi(argv[++i]);
1218 } else if (!strcmp(argv[i], "-k")) {
1219 if ((i + 1) >= argc) {
1220 fprintf(stderr, "missing argument for -k\n");
1223 stack = atoi(argv[++i]);
1225 #if defined(AFS_SGI_ENV)
1226 else if (!strcmp(argv[i], "-lock")) {
1230 else if (!strcmp(argv[i], "-spare")) {
1231 if ((i + 1) >= argc) {
1232 fprintf(stderr, "missing argument for -spare\n");
1235 BlocksSpare = atoi(argv[++i]);
1237 } else if (!strcmp(argv[i], "-pctspare")) {
1238 if ((i + 1) >= argc) {
1239 fprintf(stderr, "missing argument for -pctspare\n");
1242 PctSpare = atoi(argv[++i]);
1243 BlocksSpare = 0; /* has non-zero default */
1245 } else if (!strcmp(argv[i], "-w")) {
1246 if ((i + 1) >= argc) {
1247 fprintf(stderr, "missing argument for -w\n");
1250 fiveminutes = atoi(argv[++i]);
1251 } else if (!strcmp(argv[i], "-hr")) {
1253 if ((i + 1) >= argc) {
1254 fprintf(stderr, "missing argument for -hr\n");
1257 hr = atoi(argv[++i]);
1258 if ((hr < 1) || (hr > 36)) {
1260 ("host acl refresh interval of %d hours is invalid; hours must be between 1 and 36\n\n",
1264 hostaclRefresh = hr * 60 * 60;
1265 } else if (!strcmp(argv[i], "-rxdbg"))
1267 else if (!strcmp(argv[i], "-rxdbge"))
1269 else if (!strcmp(argv[i], "-cb")) {
1271 if ((i + 1) >= argc) {
1272 fprintf(stderr, "missing argument for -cb\n");
1275 numberofcbs = atoi(argv[++i]);
1276 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1278 ("number of cbs %d invalid; must be between 10000 and 2147483647\n",
1282 } else if (!strcmp(argv[i], "-busyat")) {
1284 if ((i + 1) >= argc) {
1285 fprintf(stderr, "missing argument for -busyat\n");
1288 busy_threshold = atoi(argv[++i]);
1289 if (busy_threshold < 10) {
1291 ("Busy threshold %d is too low, will compute default.\n",
1295 } else if (!strcmp(argv[i], "-nobusy"))
1297 #ifdef AFS_AIX32_ENV
1298 else if (!strcmp(argv[i], "-m")) {
1299 extern int aixlow_water;
1300 if ((i + 1) >= argc) {
1301 fprintf(stderr, "missing argument for -m\n");
1304 aixlow_water = atoi(argv[++i]);
1305 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1306 printf("space reserved %d% invalid; must be between 0-30%\n",
1312 else if (!strcmp(argv[i], "-nojumbo")) {
1314 } else if (!strcmp(argv[i], "-jumbo")) {
1316 } else if (!strcmp(argv[i], "-rxbind")) {
1318 } else if (!strcmp(argv[i], "-allow-dotted-principals")) {
1319 rxkadDisableDotCheck = 1;
1320 } else if (!strcmp(argv[i], "-rxmaxmtu")) {
1321 if ((i + 1) >= argc) {
1322 fprintf(stderr, "missing argument for -rxmaxmtu\n");
1325 rxMaxMTU = atoi(argv[++i]);
1326 if ((rxMaxMTU < RX_MIN_PACKET_SIZE) ||
1327 (rxMaxMTU > RX_MAX_PACKET_DATA_SIZE)) {
1328 printf("rxMaxMTU %d%% invalid; must be between %d-%" AFS_SIZET_FMT "\n",
1329 rxMaxMTU, RX_MIN_PACKET_SIZE,
1330 RX_MAX_PACKET_DATA_SIZE);
1333 } else if (!strcmp(argv[i], "-realm")) {
1334 extern char local_realms[AFS_NUM_LREALMS][AFS_REALM_SZ];
1335 extern int num_lrealms;
1336 if ((i + 1) >= argc) {
1337 fprintf(stderr, "missing argument for -realm\n");
1340 if (strlen(argv[++i]) >= AFS_REALM_SZ) {
1342 ("-realm argument must contain fewer than %d characters.\n",
1346 if (num_lrealms == -1)
1348 if (num_lrealms >= AFS_NUM_LREALMS) {
1350 ("a maximum of %d -realm arguments can be specified.\n",
1354 strncpy(local_realms[num_lrealms++], argv[i], AFS_REALM_SZ);
1355 } else if (!strcmp(argv[i], "-udpsize")) {
1356 if ((i + 1) >= argc) {
1357 printf("You have to specify -udpsize <integer value>\n");
1360 bufSize = atoi(argv[++i]);
1361 if (bufSize < rx_GetMinUdpBufSize())
1363 ("Warning:udpsize %d is less than minimum %d; ignoring\n",
1364 bufSize, rx_GetMinUdpBufSize());
1366 udpBufSize = bufSize;
1367 } else if (!strcmp(argv[i], "-sendsize")) {
1368 if ((i + 1) >= argc) {
1369 printf("You have to specify -sendsize <integer value>\n");
1372 bufSize = atoi(argv[++i]);
1373 if (bufSize < 16384)
1375 ("Warning:sendsize %d is less than minimum %d; ignoring\n",
1378 sendBufSize = bufSize;
1379 } else if (!strcmp(argv[i], "-enable_peer_stats")) {
1380 rx_enablePeerRPCStats();
1381 } else if (!strcmp(argv[i], "-enable_process_stats")) {
1382 rx_enableProcessRPCStats();
1384 else if (strcmp(argv[i], "-auditlog") == 0) {
1385 auditFileName = argv[++i];
1387 else if (strcmp(argv[i], "-audit-interface") == 0) {
1388 char *interface = argv[++i];
1390 if (osi_audit_interface(interface)) {
1391 printf("Invalid audit interface '%s'\n", interface);
1395 #ifndef AFS_NT40_ENV
1396 else if (strcmp(argv[i], "-syslog") == 0) {
1397 /* set syslog logging flag */
1398 serverLogSyslog = 1;
1399 } else if (strncmp(argv[i], "-syslog=", 8) == 0) {
1400 serverLogSyslog = 1;
1401 serverLogSyslogFacility = atoi(argv[i] + 8);
1404 else if (strcmp(argv[i], "-mrafslogs") == 0) {
1405 /* set syslog logging flag */
1408 else if (strcmp(argv[i], "-saneacls") == 0) {
1411 else if (strcmp(argv[i], "-offline-timeout") == 0) {
1412 if (i + 1 >= argc) {
1413 printf("You have to specify -offline-timeout <integer>\n");
1416 offline_timeout = atoi(argv[++i]);
1417 #ifndef AFS_PTHREAD_ENV
1418 if (offline_timeout != -1) {
1419 printf("The only valid -offline-timeout value for the LWP "
1420 "fileserver is -1\n");
1423 #endif /* AFS_PTHREAD_ENV */
1424 if (offline_timeout < -1) {
1425 printf("Invalid -offline-timeout value %s; the only valid "
1426 "negative value is -1\n", argv[i]);
1430 else if (strcmp(argv[i], "-offline-shutdown-timeout") == 0) {
1431 if (i + 1 >= argc) {
1432 printf("You have to specify -offline-shutdown-timeout "
1436 offline_shutdown_timeout = atoi(argv[++i]);
1437 #ifndef AFS_PTHREAD_ENV
1438 if (offline_shutdown_timeout != -1) {
1439 printf("The only valid -offline-shutdown-timeout value for the "
1440 "LWP fileserver is -1\n");
1443 #endif /* AFS_PTHREAD_ENV */
1444 if (offline_shutdown_timeout < -1) {
1445 printf("Invalid -offline-timeout value %s; the only valid "
1446 "negative value is -1\n", argv[i]);
1455 printf("Only one of -L, or -S must be specified\n");
1466 numberofcbs = 20000;
1482 numberofcbs = 64000;
1491 busy_threshold = 3 * rxpackets / 2;
1493 osi_audit_file(auditFileName);
1495 lwps_max = max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1496 if (lwps > lwps_max)
1505 /* Once upon a time, in a galaxy far far away, IBM AFS supported the use of
1506 * a file /vice/file/parms, the contents of which would override any command
1507 * line parameters. We no longer support the use of such a file, but we warn
1508 * if we encounter its presence from an older release
1513 struct afs_stat sbuf;
1515 if (afs_stat("/vice/file/parms", &sbuf) == 0) {
1516 ViceLog(0, ("Using /vice/file/parms to override command line "
1517 "options is no longer supported"));
1521 /* Miscellaneous routines */
1526 ViceLogThenPanic(0, ("%s\n", msg));
1536 * If this fails, it's because something major is wrong, and is not
1537 * likely to be time dependent.
1539 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1542 ("Couldn't initialize protection library; code=%d.\n", code));
1546 #ifdef AFS_PTHREAD_ENV
1547 osi_Assert(pthread_key_create(&viced_uclient_key, NULL) == 0);
1550 SystemId = SYSADMINID;
1551 SystemAnyUser = ANYUSERID;
1552 SystemAnyUserCPS.prlist_len = 0;
1553 SystemAnyUserCPS.prlist_val = NULL;
1554 AnonCPS.prlist_len = 0;
1555 AnonCPS.prlist_val = NULL;
1557 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1560 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1564 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1567 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1571 AnonymousID = ANONYMOUSID;
1574 #ifdef AFS_PTHREAD_ENV
1576 #else /* AFS_PTHREAD_ENV */
1578 #endif /* AFS_PTHREAD_ENV */
1582 struct rx_connection *serverconns[MAXSERVERS];
1583 struct ubik_client *cstruct;
1586 vl_Initialize(const char *confDir)
1589 afs_int32 scIndex = RX_SECIDX_NULL;
1590 struct afsconf_dir *tdir;
1591 struct rx_securityClass *sc;
1592 struct afsconf_cell info;
1594 tdir = afsconf_Open(confDir);
1597 ("Could not open configuration directory (%s).\n", confDir));
1600 code = afsconf_ClientAuth(tdir, &sc, &scIndex);
1602 ViceLog(0, ("Could not get security object for localAuth\n"));
1605 code = afsconf_GetCellInfo(tdir, NULL, AFSCONF_VLDBSERVICE, &info);
1606 if (info.numServers > MAXSERVERS) {
1608 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1609 info.numServers, MAXSERVERS));
1612 for (i = 0; i < info.numServers; i++)
1614 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1615 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1617 code = ubik_ClientInit(serverconns, &cstruct);
1618 afsconf_Close(tdir);
1620 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1626 #define SYSIDMAGIC 0x88aabbcc
1627 #define SYSIDVERSION 1
1632 afs_int32 fd, nentries, i;
1633 struct versionStamp vsn;
1634 struct afs_stat status;
1637 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1638 || (status.st_size <= 0)) {
1639 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1642 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1644 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1648 if (read(fd, (char *)&vsn, sizeof(vsn)) != sizeof(vsn)) {
1650 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1654 if (vsn.magic != SYSIDMAGIC) {
1656 ("%s: wrong magic %x (we support %x)\n",
1657 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1660 if (vsn.version != SYSIDVERSION) {
1662 ("%s: wrong version %d (we support %d)\n",
1663 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1666 if (read(fd, (char *)&uuid, sizeof(struct afsUUID))
1667 != sizeof(struct afsUUID)) {
1669 ("%s: read of uuid failed (%d)\n",
1670 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1673 afs_ntohuuid(&uuid);
1675 if (read(fd, (char *)&nentries, sizeof(afs_int32)) != sizeof(afs_int32)) {
1677 ("%s: Read of entries failed (%d)\n",
1678 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1681 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1683 ("%s: invalid num of interfaces: %d\n",
1684 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1687 if (FS_HostAddr_cnt == 0) {
1688 FS_HostAddr_cnt = nentries;
1689 for (i = 0; i < nentries; i++) {
1690 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1691 sizeof(afs_int32)) {
1693 ("%s: Read of addresses failed (%d)\n",
1694 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1695 FS_HostAddr_cnt = 0; /* reset it */
1701 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1702 AFSDIR_SERVER_SYSID_FILEPATH));
1709 WriteSysIdFile(void)
1712 struct versionStamp vsn;
1713 struct afs_stat status;
1716 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1718 * File exists; keep the old one around
1720 renamefile(AFSDIR_SERVER_SYSID_FILEPATH,
1721 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1723 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1727 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1731 vsn.magic = SYSIDMAGIC;
1733 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1735 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1740 afs_htonuuid(&uuid);
1742 write(fd, (char *)&uuid,
1743 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1745 ("%s: write of uuid failed (%d)\n",
1746 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1750 write(fd, (char *)&FS_HostAddr_cnt,
1751 sizeof(afs_int32))) != sizeof(afs_int32)) {
1753 ("%s: write of # of entries failed (%d)\n",
1754 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1757 for (i = 0; i < FS_HostAddr_cnt; i++) {
1758 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1759 sizeof(afs_int32)) {
1761 ("%s: write of addresses failed (%d)\n",
1762 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1772 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1773 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1774 * and so we need to convert each of them into HBO which is what the extra
1775 * array called FS_HostAddrs_HBO is used here.
1778 Do_VLRegisterRPC(void)
1782 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1785 for (i = 0; i < FS_HostAddr_cnt; i++)
1786 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1787 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1788 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1789 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1791 if (code == VL_MULTIPADDR) {
1793 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1795 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1797 } else if (code == RXGEN_OPCODE) {
1799 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1800 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1803 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1805 FS_registered = 1; /* Retry in the gc daemon */
1808 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1820 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1822 * Find addresses we are supposed to register as per the netrestrict
1823 * and netinfo files (/usr/afs/local/NetInfo and
1824 * /usr/afs/local/NetRestict)
1827 afs_int32 code = parseNetFiles(FS_HostAddrs, NULL, NULL,
1828 ADDRSPERSITE, reason,
1829 AFSDIR_SERVER_NETINFO_FILEPATH,
1830 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1832 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1835 FS_HostAddr_cnt = (afs_uint32) code;
1838 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1841 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1842 code = FS_HostAddrs[0];
1844 code = htonl(INADDR_ANY);
1854 * If this fails, it's because something major is wrong, and is not
1855 * likely to be time dependent.
1857 code = vl_Initialize(AFSDIR_SERVER_ETC_DIRPATH);
1860 ("Couldn't initialize protection library; code=%d.\n", code));
1864 /* Read or create the sysid file and register the fileserver's
1865 * IP addresses with the vlserver.
1867 code = ReadSysIdFile();
1869 /* Need to create the file */
1870 ViceLog(0, ("Creating new SysID file\n"));
1871 if ((code = afs_uuid_create(&FS_HostUUID))) {
1872 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1876 /* A good sysid file exists; inform the vlserver. If any conflicts,
1877 * we always use the latest interface available as the real truth.
1880 code = Do_VLRegisterRPC();
1885 main(int argc, char *argv[])
1889 struct rx_securityClass **securityClasses;
1890 afs_int32 numClasses;
1891 struct rx_service *tservice;
1892 #ifdef AFS_PTHREAD_ENV
1893 pthread_t serverPid;
1894 pthread_attr_t tattr;
1895 #else /* AFS_PTHREAD_ENV */
1896 PROCESS parentPid, serverPid;
1897 #endif /* AFS_PTHREAD_ENV */
1899 int minVnodesRequired; /* min size of vnode cache */
1900 #ifndef AFS_NT40_ENV
1901 struct rlimit rlim; /* max number of open file descriptors */
1906 afs_uint32 rx_bindhost;
1907 VolumePackageOptions opts;
1909 #ifdef AFS_AIX32_ENV
1910 struct sigaction nsa;
1912 sigemptyset(&nsa.sa_mask);
1913 nsa.sa_handler = SIG_DFL;
1914 nsa.sa_flags = SA_FULLDUMP;
1915 sigaction(SIGABRT, &nsa, NULL);
1916 sigaction(SIGSEGV, &nsa, NULL);
1920 /* Initialize dirpaths */
1921 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1923 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1925 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1929 /* set ihandle package defaults prior to parsing args */
1932 /* check for the parameter file */
1935 if (ParseArgs(argc, argv)) {
1939 #ifdef AFS_PTHREAD_ENV
1940 MUTEX_INIT(&fileproc_glock_mutex, "fileproc", MUTEX_DEFAULT, 0);
1941 #endif /* AFS_PTHREAD_ENV */
1943 #ifdef AFS_SGI_VNODE_GLUE
1944 if (afs_init_kernel_config(-1) < 0) {
1946 ("Can't determine NUMA configuration, not starting fileserver.\n");
1950 confDir = afsconf_Open(AFSDIR_SERVER_ETC_DIRPATH);
1952 fprintf(stderr, "Unable to open config directory %s\n",
1953 AFSDIR_SERVER_ETC_DIRPATH);
1957 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1958 #ifndef AFS_NT40_ENV
1959 serverLogSyslogTag = "fileserver";
1961 OpenLog(AFSDIR_SERVER_FILELOG_FILEPATH);
1964 if (SawSpare && SawPctSpare) {
1965 ViceLog(0, ("Both -spare and -pctspare specified, exiting.\n"));
1968 LogCommandLine(argc, argv, "starting", "", "File server", FSLog);
1970 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
1971 /* initialize the pthread soft signal handler thread */
1975 /* install signal handlers for controlling the fileserver process */
1976 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1977 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1979 #if defined(AFS_SGI_ENV)
1980 /* give this guy a non-degrading priority so help busy servers */
1981 schedctl(NDPRI, 0, NDPNORMMAX);
1984 #elif !defined(AFS_NT40_ENV)
1985 nice(-5); /* TODO: */
1988 #ifdef AFS_DEMAND_ATTACH_FS
1993 if (afs_winsockInit() < 0) {
1994 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
1995 ViceLog(0, ("File server failed to intialize winsock.\n"));
2001 /* if we support more than 16 threads, then we better have the ability
2002 ** to keep open a large number of files simultaneously
2004 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
2005 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
2006 #elif defined(AFS_NT40_ENV)
2007 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
2010 curLimit = 0; /* the number of open file descriptors */
2011 code = getrlimit(RLIMIT_NOFILE, &rlim);
2013 curLimit = rlim.rlim_cur;
2014 rlim.rlim_cur = rlim.rlim_max;
2015 code = setrlimit(RLIMIT_NOFILE, &rlim);
2017 curLimit = rlim.rlim_max;
2020 ViceLog(0, ("Failed to increase open file limit, using default\n"));
2022 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
2024 curLimit -= 32; /* leave a slack of 32 file descriptors */
2025 if (lwps > curLimit) {
2029 lwps = 16; /* default to a maximum of 16 threads */
2031 /* tune the ihandle fd cache accordingly */
2032 if (vol_io_params.fd_max_cachesize < curLimit)
2033 vol_io_params.fd_max_cachesize = curLimit + 1;
2036 ("The system supports a max of %d open files and we are starting %d threads (ihandle fd cache is %d)\n",
2037 curLimit, lwps, vol_io_params.fd_max_cachesize));
2039 #ifndef AFS_PTHREAD_ENV
2040 osi_Assert(LWP_InitializeProcessSupport(LWP_MAX_PRIORITY - 2, &parentPid) ==
2042 #endif /* !AFS_PTHREAD_ENV */
2044 /* Initialize volume support */
2046 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
2049 #ifdef AFS_PTHREAD_ENV
2050 SetLogThreadNumProgram( rx_GetThreadNum );
2053 /* initialize libacl routines */
2054 acl_Initialize(ACL_VERSION);
2056 /* initialize RX support */
2057 #ifndef AFS_NT40_ENV
2058 rxi_syscallp = viced_syscall;
2060 rx_extraPackets = rxpackets;
2061 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
2062 rx_SetBusyThreshold(busy_threshold, VBUSY);
2063 rx_SetCallAbortThreshold(abort_threshold);
2064 rx_SetConnAbortThreshold(abort_threshold);
2066 stackSize = 128 * 1024;
2068 stackSize = lwps * 4000;
2069 if (stackSize < 32000)
2071 else if (stackSize > 44000)
2074 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
2075 rx_SetStackSize(1, stackSize);
2078 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
2079 rx_bindhost = SetupVL();
2081 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2082 ViceLog(0, ("Cannot initialize RX\n"));
2085 if (!rxJumbograms) {
2086 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2089 if (rxMaxMTU != -1) {
2090 rx_SetMaxMTU(rxMaxMTU);
2093 rx_SetRxDeadTime(30);
2094 afsconf_SetSecurityFlags(confDir, AFSCONF_SECOPTS_ALWAYSENCRYPT);
2095 afsconf_BuildServerSecurityObjects(confDir, &securityClasses, &numClasses);
2097 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2098 1, /*service name */
2100 securityClasses, numClasses,
2101 RXAFS_ExecuteRequest);
2104 ("Failed to initialize RX, probably two servers running.\n"));
2107 if (rxkadDisableDotCheck) {
2108 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2109 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
2111 rx_SetMinProcs(tservice, 3);
2112 rx_SetMaxProcs(tservice, lwps);
2113 rx_SetCheckReach(tservice, 1);
2114 rx_SetServerIdleDeadErr(tservice, VNOSERVICE);
2117 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
2118 numClasses, RXSTATS_ExecuteRequest);
2120 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2123 rx_SetMinProcs(tservice, 2);
2124 rx_SetMaxProcs(tservice, 4);
2127 * Enable RX hot threads, which allows the listener thread to trade
2128 * places with an idle thread and moves the context switch from listener
2129 * to worker out of the critical path.
2131 rx_EnableHotThread();
2133 /* Some rx debugging */
2134 if (rxlog || eventlog) {
2135 debugFile = afs_fopen("rx_dbg", "w");
2137 rx_debugFile = debugFile;
2139 rxevent_debugFile = debugFile;
2142 init_sys_error_to_et(); /* Set up error table translation */
2143 h_InitHostPackage(); /* set up local cellname and realmname */
2144 InitCallBack(numberofcbs);
2148 if (code && code != VL_MULTIPADDR) {
2149 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2154 if (code && code != -1) {
2155 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2159 /* allow super users to manage RX statistics */
2160 rx_SetRxStatUserOk(fs_rxstat_userok);
2162 CV_INIT(&fsync_cond, "fsync", CV_DEFAULT, 0);
2163 MUTEX_INIT(&fsync_glock_mutex, "fsync", MUTEX_DEFAULT, 0);
2165 #if !defined(AFS_DEMAND_ATTACH_FS)
2167 * For DAFS, we do not start the Rx server threads until after
2168 * the volume package is initialized, and fileserver state is
2169 * restored. This is necessary in order to keep host and callback
2170 * package state pristine until we have a chance to restore state.
2172 * Furthermore, startup latency is much lower with dafs, so this
2173 * shouldn't pose a serious problem.
2175 rx_StartServer(0); /* now start handling requests */
2178 /* we ensure that there is enough space in the vnode buffer to satisfy
2179 ** requests from all concurrent threads.
2180 ** the maximum number of vnodes used by a single thread at any one time
2181 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2182 ** two vSmall for linking files and two vLarge and one vSmall for linking
2185 minVnodesRequired = 2 * lwps + 1;
2186 if (minVnodesRequired > nSmallVns) {
2187 nSmallVns = minVnodesRequired;
2189 ("Overriding -s command line parameter with %d\n",
2192 if (minVnodesRequired > large) {
2193 large = minVnodesRequired;
2194 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2197 /* We now do this after getting the listener up and running, so that client
2198 * connections don't timeout (maybe) if a file server is restarted, since it
2199 * will be available "real soon now". Worry about whether we can satisfy the
2200 * calls in the volume package itself.
2202 VOptDefaults(fileServer, &opts);
2203 opts.nLargeVnodes = large;
2204 opts.nSmallVnodes = nSmallVns;
2205 opts.volcache = volcache;
2206 opts.unsafe_attach = unsafe_attach;
2207 if (offline_timeout != -1) {
2208 opts.interrupt_rxcall = rx_InterruptCall;
2209 opts.offline_timeout = offline_timeout;
2211 if (offline_shutdown_timeout == -1) {
2212 /* default to -offline-timeout, if shutdown-specific timeout is not
2214 opts.offline_shutdown_timeout = offline_timeout;
2216 opts.interrupt_rxcall = rx_InterruptCall;
2217 opts.offline_shutdown_timeout = offline_shutdown_timeout;
2220 if (VInitVolumePackage2(fileServer, &opts)) {
2222 ("Shutting down: errors encountered initializing volume package\n"));
2227 /* Install handler to catch the shutdown signal;
2228 * bosserver assumes SIGQUIT shutdown
2230 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
2231 softsig_signal(SIGQUIT, ShutDown_Signal);
2233 (void)signal(SIGQUIT, ShutDown_Signal);
2236 if (VInitAttachVolumes(fileServer)) {
2238 ("Shutting down: errors encountered initializing volume package\n"));
2243 #ifdef AFS_DEMAND_ATTACH_FS
2244 if (fs_state.options.fs_state_restore) {
2247 * restore fileserver state */
2250 rx_StartServer(0); /* now start handling requests */
2251 #endif /* AFS_DEMAND_ATTACH_FS */
2254 * We are done calling fopen/fdopen. It is safe to use a large
2255 * of the file descriptor cache.
2259 #ifdef AFS_PTHREAD_ENV
2260 ViceLog(5, ("Starting pthreads\n"));
2261 osi_Assert(pthread_attr_init(&tattr) == 0);
2262 osi_Assert(pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED) == 0);
2264 osi_Assert(pthread_create
2265 (&serverPid, &tattr, FiveMinuteCheckLWP,
2266 &fiveminutes) == 0);
2267 osi_Assert(pthread_create
2268 (&serverPid, &tattr, HostCheckLWP, &fiveminutes) == 0);
2269 osi_Assert(pthread_create
2270 (&serverPid, &tattr, FsyncCheckLWP, &fiveminutes) == 0);
2271 #else /* AFS_PTHREAD_ENV */
2272 ViceLog(5, ("Starting LWP\n"));
2273 osi_Assert(LWP_CreateProcess
2274 (FiveMinuteCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2275 (void *)&fiveminutes, "FiveMinuteChecks",
2276 &serverPid) == LWP_SUCCESS);
2278 osi_Assert(LWP_CreateProcess
2279 (HostCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2280 (void *)&fiveminutes, "HostCheck", &serverPid) == LWP_SUCCESS);
2281 osi_Assert(LWP_CreateProcess
2282 (FsyncCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2283 (void *)&fiveminutes, "FsyncCheck", &serverPid) == LWP_SUCCESS);
2284 #endif /* AFS_PTHREAD_ENV */
2286 FT_GetTimeOfDay(&tp, 0);
2289 * Figure out the FileServer's name and primary address.
2291 ViceLog(0, ("Getting FileServer name...\n"));
2292 code = gethostname(FS_HostName, 64);
2294 ViceLog(0, ("gethostname() failed\n"));
2296 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2298 ViceLog(0, ("Getting FileServer address...\n"));
2299 he = gethostbyname(FS_HostName);
2301 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2304 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2305 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2306 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2308 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2309 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2313 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %T %Y",
2314 localtime_r(&t, &tm));
2315 ViceLog(0, ("File Server started %s\n", tbuffer));
2316 #if FS_STATS_DETAILED
2317 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2319 #ifdef AFS_PTHREAD_ENV
2321 sleep(1000); /* long time */
2323 #else /* AFS_PTHREAD_ENV */
2324 osi_Assert(LWP_WaitProcess(&parentPid) == LWP_SUCCESS);
2325 #endif /* AFS_PTHREAD_ENV */