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 <rx/rx_queue.h>
49 #include <opr/softsig.h>
50 #include <afs/procmgmt_softsig.h> /* must come after softsig.h */
52 #include <afs/ptclient.h>
53 #include <afs/afsint.h>
54 #include <afs/vldbint.h>
55 #include <afs/errors.h>
56 #include <afs/ihandle.h>
57 #include <afs/vnode.h>
58 #include <afs/volume.h>
60 #include <afs/cellconfig.h>
62 #include <afs/prs_fs.h>
64 #include <rx/rxstat.h>
66 #include <afs/afs_args.h>
67 #include <afs/vlserver.h>
68 #include <afs/afsutil.h>
69 #include <afs/fileutil.h>
70 #include <afs/ptuser.h>
71 #include <afs/audit.h>
72 #include <afs/partition.h>
74 #include <afs/afsutil.h>
75 #include "viced_prototypes.h"
78 #if defined(AFS_SGI_ENV)
79 # include "sys/schedctl.h"
80 # include "sys/lock.h"
82 #include <rx/rx_globals.h>
86 static void ClearXStatValues(void);
87 static void PrintCounters(void);
89 static afs_int32 Do_VLRegisterRPC(void);
91 int eventlog = 0, rxlog = 0;
93 static struct logOptions logopts;
95 pthread_mutex_t fsync_glock_mutex;
96 pthread_cond_t fsync_cond;
99 # define NT_OPEN_MAX 1024 /* This is an arbitrary no. we came up with for
100 * now. We hope this will be replaced by a more
101 * intelligent estimate later. */
104 int SystemId; /* ViceID of "Administrators" */
105 int SystemAnyUser; /* Viceid of "System:AnyUser" */
106 prlist SystemAnyUserCPS; /* CPS for "system:AnyUser */
107 int AnonymousID = 0; /* ViceId of "Anonymous" */
108 prlist AnonCPS; /* CPS for "Anonymous" */
110 struct afsconf_dir *confDir; /* Configuration dir object */
112 int restartMode = RESTART_ORDINARY;
115 * Home for the performance statistics.
117 struct afs_PerfStats afs_perfstats;
119 extern int Statistics;
124 int rxJumbograms = 0; /* default is to not send and receive jumbograms. */
125 int rxBind = 0; /* don't bind */
126 int rxkadDisableDotCheck = 0; /* disable check for dot in principal name */
128 afs_int32 implicitAdminRights = PRSFS_LOOKUP; /* The ADMINISTER right is
130 afs_int32 readonlyServer = 0;
132 int stackSize = 24000;
133 int fiveminutes = 300; /* 5 minutes. Change this for debugging only */
134 int CurrentConnections = 0;
135 int hostaclRefresh = 7200; /* refresh host clients' acls every 2 hrs */
136 #if defined(AFS_SGI_ENV)
142 * seconds to wait until forcing a panic during ShutDownAndCore(PANIC)
143 * in case we get stuck.
145 #ifdef AFS_DEMAND_ATTACH_FS
146 static int panic_timeout = 2 * 60;
148 static int panic_timeout = 30 * 60;
151 static int host_thread_quota;
152 int rxpackets = 150; /* 100 */
153 int nSmallVns = 400; /* 200 */
154 int large = 400; /* 200 */
155 int volcache = 400; /* 400 */
156 int numberofcbs = 60000; /* 60000 */
157 int lwps = 9; /* 6 */
158 int buffs = 90; /* 70 */
159 int novbc = 0; /* Enable Volume Break calls */
160 int busy_threshold = 600;
161 int abort_threshold = 10;
162 int udpBufSize = 0; /* UDP buffer size for receive */
163 int sendBufSize = 16384; /* send buffer size */
164 int saneacls = 0; /* Sane ACLs Flag */
165 static int unsafe_attach = 0; /* avoid inUse check on vol attach? */
166 static int offline_timeout = -1; /* -offline-timeout option */
167 static int offline_shutdown_timeout = -1; /* -offline-shutdown-timeout option */
171 pthread_key_t viced_uclient_key;
174 * FileServer's name and IP address, both network byte order and
177 #define ADDRSPERSITE 16 /* Same global is in rx/rx_user.c */
179 char FS_HostName[128] = "localhost";
180 char *FS_configPath = NULL;
181 afs_uint32 FS_HostAddr_NBO;
182 afs_uint32 FS_HostAddr_HBO;
183 afs_uint32 FS_HostAddrs[ADDRSPERSITE], FS_HostAddr_cnt = 0, FS_registered = 0;
184 /* All addresses in FS_HostAddrs are in NBO */
187 #ifdef AFS_DEMAND_ATTACH_FS
190 * fileserver mode support
192 * during fileserver shutdown, we have to track the graceful shutdown of
193 * certain background threads before we are allowed to dump state to
197 # if !defined(PTHREAD_RWLOCK_INITIALIZER) && defined(AFS_DARWIN80_ENV)
198 # define PTHREAD_RWLOCK_INITIALIZER {0x2DA8B3B4, {0}}
201 # ifndef AFS_NT40_ENV
202 struct fs_state fs_state =
209 PTHREAD_COND_INITIALIZER,
210 PTHREAD_RWLOCK_INITIALIZER
212 # else /* AFS_NT40_ENV */
213 struct fs_state fs_state;
215 static int fs_stateInit(void)
217 fs_state.mode = FS_MODE_NORMAL;
218 fs_state.FiveMinuteLWP_tranquil = 0;
219 fs_state.HostCheckLWP_tranquil = 0;
220 fs_state.FsyncCheckLWP_tranquil = 0;
221 fs_state.salvsync_fatal_error = 0;
223 fs_state.options.fs_state_save = 1;
224 fs_state.options.fs_state_restore = 1;
225 fs_state.options.fs_state_verify_before_save = 1;
226 fs_state.options.fs_state_verify_after_restore = 1;
228 opr_cv_init(&fs_state.worker_done_cv, "worker done");
229 opr_Verify(pthread_rwlock_init(&fs_state.state_lock, NULL) == 0);
231 # endif /* AFS_NT40_ENV */
232 #endif /* AFS_DEMAND_ATTACH_FS */
235 * Home for the performance statistics.
241 CheckDescriptors_Signal(int signo)
243 struct afs_stat status;
244 int tsize = getdtablesize();
246 for (i = 0; i < tsize; i++) {
247 if (afs_fstat(i, &status) != -1) {
248 printf("%d: dev %x, inode %u, length %u, type/mode %x\n", i,
249 (unsigned int) status.st_dev,
250 (unsigned int) status.st_ino,
251 (unsigned int) status.st_size,
259 /* Signal number for dumping debug info is platform dependent. */
260 #if defined(AFS_HPUX_ENV)
261 # define AFS_SIG_CHECK SIGPOLL
262 #elif defined(AFS_NT40_ENV)
263 # define AFS_SIG_CHECK SIGUSR2
265 # define AFS_SIG_CHECK SIGXCPU
268 CheckSignal_Signal(int x)
270 if (FS_registered > 0) {
272 * We have proper ip addresses; tell the vlserver what we got; the following
273 * routine will do the proper reporting for us
284 ShutDown_Signal(int x)
286 ShutDownAndCore(DONTPANIC);
289 /* check whether caller is authorized to perform admin operations */
291 viced_SuperUser(struct rx_call *call)
293 return afsconf_SuperUser(confDir, call, NULL);
297 * Return true if this name is a member of the local realm.
300 fs_IsLocalRealmMatch(void *rock, char *name, char *inst, char *cell)
302 struct afsconf_dir *dir = (struct afsconf_dir *)rock;
303 afs_int32 islocal = 0; /* default to no */
306 code = afsconf_IsLocalRealmMatch(dir, &islocal, name, inst, cell);
309 ("Failed local realm check; code=%d, name=%s, inst=%s, cell=%s\n",
310 code, name, inst, cell));
315 #if defined(AFS_NT40_ENV)
316 /* no viced_syscall */
317 #elif defined(AFS_DARWIN160_ENV)
318 /* no viced_syscall */
319 #elif !defined(AFS_SYSCALL)
321 viced_syscall(afs_uint32 a3, afs_uint32 a4, void *a5)
328 viced_syscall(afs_uint32 a3, afs_uint32 a4, void *a5)
331 # ifndef AFS_LINUX20_ENV
334 old = (void (*)(int))signal(SIGSYS, SIG_IGN);
336 rcode = syscall(AFS_SYSCALL, 28 /* AFSCALL_CALL */ , a3, a4, a5);
337 # ifndef AFS_LINUX20_ENV
345 #if !defined(AFS_NT40_ENV)
346 # include "AFS_component_version_number.c"
347 #endif /* !AFS_NT40_ENV */
349 #define MAXADMINNAME 64
350 char adminName[MAXADMINNAME];
356 struct afs_stat status;
358 if ((afs_stat("/AdminName", &status)) || /* if file does not exist */
359 (status.st_size <= 0) || /* or it is too short */
360 (status.st_size >= (MAXADMINNAME)) || /* or it is too long */
361 (fd = afs_open("/AdminName", O_RDONLY, 0)) < 0 || /* or open fails */
362 read(fd, adminName, status.st_size) != status.st_size) { /* or read */
364 strcpy(adminName, "System:Administrators"); /* use the default name */
367 close(fd); /* close fd if it was opened */
369 } /*CheckAdminName */
375 #if !defined(AFS_NT40_ENV)
378 /* set our 'thread-id' so that the host hold table works */
379 threadId = rx_SetThreadNum();
380 afs_pthread_setname_self(s);
381 ViceLog(0, ("Set thread id 0x%x for '%s'\n", threadId, s));
385 /* This LWP does things roughly every 5 minutes */
387 FiveMinuteCheckLWP(void *unused)
392 ViceLog(1, ("Starting five minute check process\n"));
393 setThreadId("FiveMinuteCheckLWP");
395 #ifdef AFS_DEMAND_ATTACH_FS
397 while (fs_state.mode == FS_MODE_NORMAL) {
398 fs_state.FiveMinuteLWP_tranquil = 1;
406 #ifdef AFS_DEMAND_ATTACH_FS
408 if (fs_state.mode != FS_MODE_NORMAL) {
411 fs_state.FiveMinuteLWP_tranquil = 0;
415 /* close the log so it can be removed */
416 ReOpenLog(); /* don't trunc, just append */
417 ViceLog(2, ("Cleaning up timed out callbacks\n"));
418 if (CleanupTimedOutCallBacks())
419 ViceLog(5, ("Timed out callbacks deleted\n"));
420 ViceLog(2, ("Set disk usage statistics\n"));
422 if (FS_registered == 1)
424 /* Force wakeup in case we missed something; pthreads does timedwait */
425 if (printBanner && (++msg & 1)) { /* Every 10 minutes */
426 time_t now = time(NULL);
428 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
429 localtime_r(&now, &tm));
431 ("File server is running at %s\n", tbuffer));
433 #ifdef AFS_DEMAND_ATTACH_FS
437 #ifdef AFS_DEMAND_ATTACH_FS
438 fs_state.FiveMinuteLWP_tranquil = 1;
440 opr_cv_broadcast(&fs_state.worker_done_cv);
445 AFS_UNREACHED(return(NULL));
447 } /*FiveMinuteCheckLWP */
450 /* This LWP does host checks every 5 minutes: it should not be used for
451 * other 5 minute activities because it may be delayed by timeouts when
452 * it probes the workstations
456 HostCheckLWP(void *unused)
458 ViceLog(1, ("Starting Host check process\n"));
459 setThreadId("HostCheckLWP");
460 #ifdef AFS_DEMAND_ATTACH_FS
462 while (fs_state.mode == FS_MODE_NORMAL) {
463 fs_state.HostCheckLWP_tranquil = 1;
471 #ifdef AFS_DEMAND_ATTACH_FS
473 if (fs_state.mode != FS_MODE_NORMAL) {
476 fs_state.HostCheckLWP_tranquil = 0;
480 ViceLog(2, ("Checking for dead venii & clients\n"));
483 #ifdef AFS_DEMAND_ATTACH_FS
487 #ifdef AFS_DEMAND_ATTACH_FS
488 fs_state.HostCheckLWP_tranquil = 1;
490 opr_cv_broadcast(&fs_state.worker_done_cv);
495 AFS_UNREACHED(return(NULL));
499 /* This LWP does fsync checks every 5 minutes: it should not be used for
500 * other 5 minute activities because it may be delayed by timeouts when
501 * it probes the workstations
504 FsyncCheckLWP(void *unused)
507 struct timespec fsync_next;
508 ViceLog(1, ("Starting fsync check process\n"));
510 setThreadId("FsyncCheckLWP");
512 #ifdef AFS_DEMAND_ATTACH_FS
514 while (fs_state.mode == FS_MODE_NORMAL) {
515 fs_state.FsyncCheckLWP_tranquil = 1;
521 /* rounding is fine */
522 fsync_next.tv_nsec = 0;
523 fsync_next.tv_sec = time(0) + fiveminutes;
525 code = opr_cv_timedwait(&fsync_cond, &fsync_glock_mutex,
527 if (code != 0 && code != ETIMEDOUT)
528 ViceLog(0, ("pthread_cond_timedwait returned %d\n", code));
531 #ifdef AFS_DEMAND_ATTACH_FS
533 if (fs_state.mode != FS_MODE_NORMAL) {
536 fs_state.FsyncCheckLWP_tranquil = 0;
538 #endif /* AFS_DEMAND_ATTACH_FS */
540 ViceLog(2, ("Checking for fsync events\n"));
542 code = BreakLaterCallBacks();
544 #ifdef AFS_DEMAND_ATTACH_FS
548 #ifdef AFS_DEMAND_ATTACH_FS
549 fs_state.FsyncCheckLWP_tranquil = 1;
551 opr_cv_broadcast(&fs_state.worker_done_cv);
556 AFS_UNREACHED(return(NULL));
557 #endif /* !AFS_DEMAND_ATTACH_FS */
560 /*------------------------------------------------------------------------
561 * PRIVATE ClearXStatValues
564 * Initialize all of the values collected via the xstat
574 * Must be called during File Server initialization.
578 *------------------------------------------------------------------------*/
581 ClearXStatValues(void)
582 { /*ClearXStatValues */
584 struct fs_stats_opTimingData *opTimeP; /*Ptr to timing struct */
585 struct fs_stats_xferData *opXferP; /*Ptr to xfer struct */
586 int i; /*Loop counter */
589 * Zero all xstat-related structures.
591 memset((&afs_perfstats), 0, sizeof(struct afs_PerfStats));
592 memset((&afs_FullPerfStats), 0,
593 sizeof(struct fs_stats_FullPerfStats));
596 * That's not enough. We have to set reasonable minima for
597 * time and xfer values in the detailed stats.
599 opTimeP = &(afs_FullPerfStats.det.rpcOpTimes[0]);
600 for (i = 0; i < FS_STATS_NUM_RPC_OPS; i++, opTimeP++)
601 opTimeP->minTime.tv_sec = 999999;
603 opXferP = &(afs_FullPerfStats.det.xferOpTimes[0]);
604 for (i = 0; i < FS_STATS_NUM_XFER_OPS; i++, opXferP++) {
605 opXferP->minTime.tv_sec = 999999;
606 opXferP->minBytes = 999999999;
610 * There's more. We have to set our unique system identifier, as
611 * declared in param.h. If such a thing is not defined, we bitch
612 * and declare ourselves to be an unknown system type.
615 afs_perfstats.sysname_ID = SYS_NAME_ID;
617 # ifndef AFS_NT40_ENV
618 ViceLog(0, ("Sys name ID constant not defined in param.h!!\n"));
619 ViceLog(0, ("[Choosing ``undefined'' sys name ID.\n"));
621 afs_perfstats.sysname_ID = SYS_NAME_ID_UNDEFINED;
622 # endif /* SYS_NAME_ID */
624 } /*ClearXStatValues */
626 int CopyOnWrite_calls = 0, CopyOnWrite_off0 = 0, CopyOnWrite_size0 = 0;
627 afs_fsize_t CopyOnWrite_maxsize = 0;
632 int dirbuff, dircall, dirio;
634 int workstations, activeworkstations, delworkstations;
638 #ifdef AFS_DEMAND_ATTACH_FS
642 gettimeofday(&tpl, 0);
644 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
645 localtime_r(&StartTime, &tm));
646 ViceLog(0, ("Vice was last started at %s\n", tbuffer));
648 #ifdef AFS_DEMAND_ATTACH_FS
649 if (GetLogLevel() >= 125) {
650 stats_flags = VOL_STATS_PER_CHAIN2;
651 } else if (GetLogLevel() >= 25) {
652 stats_flags = VOL_STATS_PER_CHAIN;
654 VPrintExtendedCacheStats(stats_flags);
658 DStat(&dirbuff, &dircall, &dirio);
660 ("With %d directory buffers; %d reads resulted in %d read I/Os\n",
661 dirbuff, dircall, dirio));
662 rx_PrintStats(stderr);
663 audit_PrintStats(stderr);
665 PrintCallBackStats();
666 processSize = opr_procsize();
668 ("There are %d connections, process size %d\n",
669 CurrentConnections, processSize));
670 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
671 tpl.tv_sec - 15 * 60);
673 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
674 workstations, activeworkstations, delworkstations));
675 ViceLog(0, ("CopyOnWrite: calls %d off0 %d size0 %d maxsize 0x%llx\n",
676 CopyOnWrite_calls, CopyOnWrite_off0, CopyOnWrite_size0, CopyOnWrite_maxsize));
683 ShutdownWatchdogLWP(void *unused)
685 afs_pthread_setname_self("ShutdownWatchdog");
686 sleep(panic_timeout);
687 ViceLogThenPanic(0, ("ShutdownWatchdogLWP: Failed to shutdown and panic "
688 "within %d seconds; forcing panic\n",
694 ShutDownAndCore(int dopanic)
696 time_t now = time(NULL);
701 pthread_t watchdogPid;
702 pthread_attr_t tattr;
703 opr_Verify(pthread_attr_init(&tattr) == 0);
704 opr_Verify(pthread_create(&watchdogPid, &tattr,
705 ShutdownWatchdogLWP, NULL) == 0);
708 /* do not allows new reqests to be served from now on, all new requests
709 * are returned with an error code of RX_RESTARTING ( transient failure ) */
710 rx_SetRxTranquil(); /* dhruba */
714 #ifdef AFS_DEMAND_ATTACH_FS
716 if (fs_state.mode == FS_MODE_SHUTDOWN) {
717 /* it is possible for at least fs_stateSave() (called below) to call
718 * ShutDownAndCore if there's host list corruption; prevent
719 * deinitializing some stuff twice */
720 ViceLog(0, ("ShutDownAndCore called during shutdown? Skipping volume "
721 "and host package shutdown\n"));
725 fs_state.mode = FS_MODE_SHUTDOWN;
729 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
730 localtime_r(&now, &tm));
731 ViceLog(0, ("Shutting down file server at %s\n", tbuffer));
733 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
738 /* shut down volume package */
741 #ifdef AFS_DEMAND_ATTACH_FS
742 if (fs_state.options.fs_state_save) {
745 * save fileserver state to disk */
748 ViceLog(0, ("Not saving fileserver state; abnormal shutdown\n"));
751 /* make sure background threads have finished all of their asynchronous
752 * work on host and callback structures */
754 while (!fs_state.FiveMinuteLWP_tranquil ||
755 !fs_state.HostCheckLWP_tranquil ||
756 !fs_state.FsyncCheckLWP_tranquil) {
759 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
760 opr_cv_wait(&fs_state.worker_done_cv, &fileproc_glock_mutex);
766 /* ok. it should now be fairly safe. let's do the state dump */
772 #endif /* AFS_DEMAND_ATTACH_FS */
775 rx_PrintStats(debugFile);
779 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
780 localtime_r(&now, &tm));
782 ViceLog(0, ("File server has terminated abnormally at %s\n", tbuffer));
784 ViceLog(0, ("File server has terminated normally at %s\n", tbuffer));
787 if (dopanic) /* XXX pass in file and line? */
788 osi_Panic("Panic requested\n");
794 ParseRights(char *arights)
800 if (!arights || !strcmp(arights, "")) {
801 printf("Missing list of mode bits on -implicit option\n");
804 if (!strcmp(arights, "none"))
806 else if (!strcmp(arights, "read"))
807 mode = PRSFS_READ | PRSFS_LOOKUP;
808 else if (!strcmp(arights, "write"))
810 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
811 PRSFS_WRITE | PRSFS_LOCK;
812 else if (!strcmp(arights, "all"))
814 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
815 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
817 len = strlen(arights);
818 for (i = 0; i < len; i++) {
823 mode |= PRSFS_LOOKUP;
825 mode |= PRSFS_INSERT;
827 mode |= PRSFS_DELETE;
833 mode |= PRSFS_ADMINISTER;
851 printf("Illegal -implicit rights character '%c'.\n", tc);
860 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
861 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
864 * AIX: sysconf() limit is real
865 * HP-UX: sysconf() limit is real
866 * IRIX: sysconf() limit is apparently NOT real -- too small
867 * DUX: sysconf() limit is apparently NOT real -- too big
868 * Linux: sysconf() limit is apparently NOT real -- too big
869 * Solaris: no sysconf() limit
872 max_fileserver_thread(void)
874 #if defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV)
877 ans = sysconf(_SC_THREAD_THREADS_MAX);
878 if (0 < ans && ans < MAX_FILESERVER_THREAD)
881 return MAX_FILESERVER_THREAD;
885 extern ih_init_params vol_io_params;
910 OPT_offline_shutdown_timeout,
911 OPT_vhandle_setaside,
912 OPT_vhandle_max_cachesize,
913 OPT_vhandle_initial_cachesize,
914 OPT_fs_state_dont_save,
915 OPT_fs_state_dont_restore,
922 OPT_unsafe_nosalvage,
952 ParseArgs(int argc, char *argv[])
956 char *optstring = NULL;
957 struct cmd_item *optlist;
958 struct cmd_syndesc *opts;
961 char *auditFileName = NULL;
962 char *sync_behavior = NULL;
964 #if defined(AFS_AIX32_ENV)
965 extern int aixlow_water;
968 opts = cmd_CreateSyntax(NULL, NULL, NULL, 0, NULL);
970 /* fileserver options */
971 cmd_AddParmAtOffset(opts, OPT_large, "-L", CMD_FLAG,
972 CMD_OPTIONAL, "defaults for a 'large' server");
973 cmd_AddParmAtOffset(opts, OPT_small, "-S", CMD_FLAG,
974 CMD_OPTIONAL, "defaults for a 'small' server");
976 cmd_AddParmAtOffset(opts, OPT_banner, "-banner", CMD_FLAG,
977 CMD_OPTIONAL, "print regular banners to log");
978 cmd_AddParmAtOffset(opts, OPT_implicit, "-implicit", CMD_SINGLE,
979 CMD_OPTIONAL, "implicit admin access bits");
981 #if defined(AFS_SGI_ENV)
982 cmd_AddParmAtOffset(opts, OPT_lock, "-lock", CMD_FLAG,
983 CMD_OPTIONAL, "lock filserver binary in memory");
985 cmd_AddParmAtOffset(opts, OPT_readonly, "-readonly", CMD_FLAG,
986 CMD_OPTIONAL, "be a readonly fileserver");
987 cmd_AddParmAtOffset(opts, OPT_saneacls, "-saneacls", CMD_FLAG,
988 CMD_OPTIONAL, "set the saneacls capability bit");
990 cmd_AddParmAtOffset(opts, OPT_buffers, "-b", CMD_SINGLE,
991 CMD_OPTIONAL, "buffers");
992 cmd_AddParmAtOffset(opts, OPT_callbacks, "-cb", CMD_SINGLE,
993 CMD_OPTIONAL, "number of callbacks");
994 cmd_AddParmAtOffset(opts, OPT_vcsize, "-vc", CMD_SINGLE,
995 CMD_OPTIONAL, "volume cachesize");
996 cmd_AddParmAtOffset(opts, OPT_lvnodes, "-l", CMD_SINGLE,
997 CMD_OPTIONAL, "large vnodes");
998 cmd_AddParmAtOffset(opts, OPT_svnodes, "-s", CMD_SINGLE,
999 CMD_OPTIONAL, "small vnodes");
1000 cmd_AddParmAtOffset(opts, OPT_sendsize, "-sendsize", CMD_SINGLE,
1001 CMD_OPTIONAL, "size of send buffer in bytes");
1003 #if defined(AFS_AIX32_ENV)
1004 cmd_AddParmAtOffset(opts, OPT_minspare, "-m", CMD_SINGLE,
1005 CMD_OPTIONAL, "minimum percentage spare in partition");
1008 cmd_AddParmAtOffset(opts, OPT_spare, "-spare", CMD_SINGLE,
1009 CMD_OPTIONAL, "kB overage on volume quota");
1010 cmd_AddParmAtOffset(opts, OPT_pctspare, "-pctspare", CMD_SINGLE,
1011 CMD_OPTIONAL, "percentage overage on volume quota");
1013 cmd_AddParmAtOffset(opts, OPT_hostcpsrefresh, "-hr", CMD_SINGLE,
1014 CMD_OPTIONAL, "hours between host CPS refreshes");
1016 cmd_AddParmAtOffset(opts, OPT_vattachthreads, "-vattachpar", CMD_SINGLE,
1017 CMD_OPTIONAL, "# of volume attachment threads");
1019 cmd_AddParmAtOffset(opts, OPT_abortthreshold, "-abortthreshold",
1020 CMD_SINGLE, CMD_OPTIONAL,
1022 cmd_AddParmAtOffset(opts, OPT_busyat, "-busyat", CMD_SINGLE, CMD_OPTIONAL,
1023 "# of queued entries after which server is busy");
1024 cmd_AddParmAtOffset(opts, OPT_nobusy, "-nobusy", CMD_FLAG, CMD_OPTIONAL,
1025 "send VRESTARTING while restarting the server");
1027 cmd_AddParmAtOffset(opts, OPT_offline_timeout, "-offline-timeout",
1028 CMD_SINGLE, CMD_OPTIONAL,
1029 "timeout for offlining volumes");
1030 cmd_AddParmAtOffset(opts, OPT_offline_shutdown_timeout,
1031 "-offline-shutdown-timeout", CMD_SINGLE, CMD_OPTIONAL,
1032 "timeout offlining volumes during shutdown");
1034 cmd_AddParmAtOffset(opts, OPT_vhandle_setaside, "-vhandle-setaside",
1035 CMD_SINGLE, CMD_OPTIONAL,
1036 "# fds reserved for non-cache IO");
1037 cmd_AddParmAtOffset(opts, OPT_vhandle_max_cachesize,
1038 "-vhandle-max-cachesize", CMD_SINGLE, CMD_OPTIONAL,
1040 cmd_AddParmAtOffset(opts, OPT_vhandle_initial_cachesize,
1041 "-vhandle-initial-cachesize", CMD_SINGLE,
1042 CMD_OPTIONAL, "# fds reserved for cache IO");
1043 cmd_AddParmAtOffset(opts, OPT_vhashsize, "-vhashsize",
1044 CMD_SINGLE, CMD_OPTIONAL,
1045 "log(2) of # of volume hash buckets");
1047 #ifdef AFS_DEMAND_ATTACH_FS
1049 cmd_AddParmAtOffset(opts, OPT_fs_state_dont_save,
1050 "-fs-state-dont-save", CMD_FLAG, CMD_OPTIONAL,
1051 "disable state save during shutdown");
1052 cmd_AddParmAtOffset(opts, OPT_fs_state_dont_restore,
1053 "-fs-state-dont-restore", CMD_FLAG, CMD_OPTIONAL,
1054 "disable state restore during startup");
1055 cmd_AddParmAtOffset(opts, OPT_fs_state_verify, "-fs-state-verify",
1056 CMD_SINGLE, CMD_OPTIONAL, "none|save|restore|both");
1057 cmd_AddParmAtOffset(opts, OPT_vlrudisable, "-vlrudisable",
1058 CMD_FLAG, CMD_OPTIONAL, "disable VLRU functionality");
1059 cmd_AddParmAtOffset(opts, OPT_vlruthresh, "-vlruthresh",
1060 CMD_FLAG, CMD_OPTIONAL,
1061 "mins before unused vols become eligible for detach");
1062 cmd_AddParmAtOffset(opts, OPT_vlruinterval, "-vlruinterval",
1063 CMD_FLAG, CMD_OPTIONAL, "secs between VLRU scans");
1064 cmd_AddParmAtOffset(opts, OPT_vlrumax, "-vlrumax", CMD_FLAG, CMD_OPTIONAL,
1065 "max volumes to detach in one scan");
1066 cmd_AddParmAtOffset(opts, OPT_unsafe_nosalvage, "-unsafe-nosalvage",
1067 CMD_FLAG, CMD_OPTIONAL,
1068 "bybass safety checks on volume attach");
1071 /* unrecommend options - should perhaps be CMD_HIDE */
1072 cmd_AddParmAtOffset(opts, OPT_cbwait, "-w", CMD_SINGLE, CMD_OPTIONAL,
1073 "callback wait interval");
1074 cmd_AddParmAtOffset(opts, OPT_novbc, "-novbc", CMD_SINGLE, CMD_FLAG,
1075 "disable callback breaks on reattach");
1077 /* general options */
1078 cmd_AddParmAtOffset(opts, OPT_auditlog, "-auditlog", CMD_SINGLE,
1079 CMD_OPTIONAL, "location of audit log");
1080 cmd_AddParmAtOffset(opts, OPT_auditiface, "-audit-interface", CMD_SINGLE,
1081 CMD_OPTIONAL, "interface to use for audit logging");
1082 cmd_AddParmAtOffset(opts, OPT_debug, "-d", CMD_SINGLE, CMD_OPTIONAL,
1084 cmd_AddParmAtOffset(opts, OPT_mrafslogs, "-mrafslogs", CMD_FLAG,
1085 CMD_OPTIONAL, "enable MRAFS style logging");
1086 cmd_AddParmAtOffset(opts, OPT_transarc_logs, "-transarc-logs", CMD_FLAG,
1087 CMD_OPTIONAL, "enable Transarc style logging");
1088 cmd_AddParmAtOffset(opts, OPT_threads, "-p", CMD_SINGLE, CMD_OPTIONAL,
1089 "number of threads");
1091 cmd_AddParmAtOffset(opts, OPT_syslog, "-syslog", CMD_SINGLE_OR_FLAG,
1092 CMD_OPTIONAL, "log to syslog");
1096 cmd_AddParmAtOffset(opts, OPT_peer, "-enable_peer_stats", CMD_FLAG,
1097 CMD_OPTIONAL, "enable RX transport statistics");
1098 cmd_AddParmAtOffset(opts, OPT_process, "-enable_process_stats", CMD_FLAG,
1099 CMD_OPTIONAL, "enable RX RPC statistics");
1100 cmd_AddParmAtOffset(opts, OPT_nojumbo, "-nojumbo", CMD_FLAG,
1101 CMD_OPTIONAL, "disable jumbograms");
1102 cmd_AddParmAtOffset(opts, OPT_jumbo, "-jumbo", CMD_FLAG, CMD_OPTIONAL,
1103 "enable jumbograms");
1104 cmd_AddParmAtOffset(opts, OPT_rxbind, "-rxbind", CMD_FLAG, CMD_OPTIONAL,
1105 "bind only to the primary interface");
1106 cmd_AddParmAtOffset(opts, OPT_rxdbg, "-rxdbg", CMD_FLAG, CMD_OPTIONAL,
1107 "enable rx debugging");
1108 cmd_AddParmAtOffset(opts, OPT_rxdbge, "-rxdbge", CMD_FLAG, CMD_OPTIONAL,
1109 "enable rx event debugging");
1110 cmd_AddParmAtOffset(opts, OPT_rxpck, "-rxpck", CMD_SINGLE, CMD_OPTIONAL,
1111 "# of extra rx packets");
1112 cmd_AddParmAtOffset(opts, OPT_rxmaxmtu, "-rxmaxmtu", CMD_SINGLE,
1113 CMD_OPTIONAL, "maximum MTU for RX");
1114 cmd_AddParmAtOffset(opts, OPT_udpsize, "-udpsize", CMD_SINGLE,
1115 CMD_OPTIONAL, "size of socket buffer in bytes");
1118 cmd_AddParmAtOffset(opts, OPT_dotted, "-allow-dotted-principals",
1119 CMD_FLAG, CMD_OPTIONAL,
1120 "permit Kerberos 5 principals with dots");
1121 cmd_AddParmAtOffset(opts, OPT_realm, "-realm",
1122 CMD_LIST, CMD_OPTIONAL, "local realm");
1123 cmd_AddParmAtOffset(opts, OPT_sync, "-sync",
1124 CMD_SINGLE, CMD_OPTIONAL, "always | onclose | never");
1126 /* testing options */
1127 cmd_AddParmAtOffset(opts, OPT_logfile, "-logfile", CMD_SINGLE,
1128 CMD_OPTIONAL, "location of log file");
1129 cmd_AddParmAtOffset(opts, OPT_config, "-config", CMD_SINGLE,
1130 CMD_OPTIONAL, "configuration location");
1132 code = cmd_Parse(argc, argv, &opts);
1133 if (code == CMD_HELP) {
1139 cmd_OpenConfigFile(AFSDIR_SERVER_CONFIG_FILE_FILEPATH);
1140 cmd_SetCommandName("fileserver");
1142 if (cmd_OptionPresent(opts, OPT_large)
1143 && cmd_OptionPresent(opts, OPT_small)) {
1144 printf("Only one of -L or -S must be specified\n");
1148 if (cmd_OptionPresent(opts, OPT_spare)
1149 && cmd_OptionPresent(opts, OPT_pctspare)) {
1150 printf("Both -spare and -pctspare specified, exiting.\n");
1154 if (cmd_OptionPresent(opts, OPT_large)) {
1158 numberofcbs = 64000;
1164 if (cmd_OptionPresent(opts, OPT_small)) {
1168 numberofcbs = 20000;
1174 cmd_OptionAsFlag(opts, OPT_banner, &printBanner);
1176 if (cmd_OptionAsString(opts, OPT_implicit, &optstring) == 0) {
1177 implicitAdminRights = ParseRights(optstring);
1180 if (implicitAdminRights < 0)
1181 return implicitAdminRights;
1184 #if defined(AFS_SGI_ENV)
1185 cmd_OptionAsFlag(opts, OPT_lock, &SawLock);
1187 cmd_OptionAsFlag(opts, OPT_readonly, &readonlyServer);
1188 cmd_OptionAsFlag(opts, OPT_saneacls, &saneacls);
1189 cmd_OptionAsInt(opts, OPT_buffers, &buffs);
1191 if (cmd_OptionAsInt(opts, OPT_callbacks, &numberofcbs) == 0) {
1192 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1193 printf("number of cbs %d invalid; "
1194 "must be between 10000 and 2147483647\n", numberofcbs);
1199 cmd_OptionAsInt(opts, OPT_vcsize, &volcache);
1200 cmd_OptionAsInt(opts, OPT_lvnodes, &large);
1201 cmd_OptionAsInt(opts, OPT_svnodes, &nSmallVns);
1202 if (cmd_OptionAsInt(opts, OPT_sendsize, &optval) == 0) {
1203 if (optval < 16384) {
1204 printf("Warning:sendsize %d is less than minimum %d; ignoring\n",
1207 sendBufSize = optval;
1210 #if defined(AFS_AIX32_ENV)
1211 if (cmd_OptionAsInt(opts, OPT_minspare, &aixlow_water) == 0) {
1212 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1213 printf("space reserved %d%% invalid; must be between 0-30%\n",
1220 cmd_OptionAsInt(opts, OPT_spare, &BlocksSpare);
1221 if (cmd_OptionAsInt(opts, OPT_pctspare, &PctSpare) == 0) {
1225 if (cmd_OptionAsInt(opts, OPT_hostcpsrefresh, &optval) == 0) {
1226 if ((optval < 1) || (optval > 36)) {
1227 printf("host acl refresh interval of %d hours is invalid; "
1228 "hours must be between 1 and 36\n\n", optval);
1231 hostaclRefresh = optval * 60 * 60;
1234 cmd_OptionAsInt(opts, OPT_vattachthreads, &vol_attach_threads);
1236 cmd_OptionAsInt(opts, OPT_abortthreshold, &abort_threshold);
1238 /* busyat is at the end, as rxpackets has to be set before we can use it */
1239 if (cmd_OptionPresent(opts, OPT_nobusy))
1242 if (cmd_OptionAsInt(opts, OPT_offline_timeout, &offline_timeout) == 0) {
1243 if (offline_timeout < -1) {
1244 printf("Invalid -offline-timeout value %d; the only valid "
1245 "negative value is -1\n", offline_timeout);
1250 if (cmd_OptionAsInt(opts, OPT_offline_shutdown_timeout,
1251 &offline_shutdown_timeout) == 0) {
1252 if (offline_shutdown_timeout < -1) {
1253 printf("Invalid -offline-timeout value %d; the only valid "
1254 "negative value is -1\n", offline_shutdown_timeout);
1259 cmd_OptionAsUint(opts, OPT_vhandle_setaside,
1260 &vol_io_params.fd_handle_setaside);
1261 cmd_OptionAsUint(opts, OPT_vhandle_max_cachesize,
1262 &vol_io_params.fd_max_cachesize);
1263 cmd_OptionAsUint(opts, OPT_vhandle_initial_cachesize,
1264 &vol_io_params.fd_initial_cachesize);
1265 if (cmd_OptionAsString(opts, OPT_sync, &sync_behavior) == 0) {
1266 if (ih_SetSyncBehavior(sync_behavior)) {
1267 printf("Invalid -sync value %s\n", sync_behavior);
1271 if (cmd_OptionAsInt(opts, OPT_vhashsize, &optval) == 0) {
1272 if (VSetVolHashSize(optval)) {
1273 fprintf(stderr, "specified -vhashsize (%d) is invalid or out "
1274 "of range\n", optval);
1279 #ifdef AFS_DEMAND_ATTACH_FS
1280 if (cmd_OptionPresent(opts, OPT_fs_state_dont_save))
1281 fs_state.options.fs_state_save = 0;
1282 if (cmd_OptionPresent(opts, OPT_fs_state_dont_restore))
1283 fs_state.options.fs_state_restore = 0;
1284 if (cmd_OptionAsString(opts, OPT_fs_state_verify, &optstring) == 0) {
1285 if (strcmp(optstring, "none") == 0) {
1286 fs_state.options.fs_state_verify_before_save = 0;
1287 fs_state.options.fs_state_verify_after_restore = 0;
1288 } else if (strcmp(optstring, "save") == 0) {
1289 fs_state.options.fs_state_verify_after_restore = 0;
1290 } else if (strcmp(optstring, "restore") == 0) {
1291 fs_state.options.fs_state_verify_before_save = 0;
1292 } else if (strcmp(optstring, "both") == 0) {
1295 fprintf(stderr, "invalid argument for -fs-state-verify\n");
1299 if (cmd_OptionPresent(opts, OPT_vlrudisable))
1300 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1301 if (cmd_OptionAsInt(opts, OPT_vlruthresh, &optval) == 0)
1302 VLRU_SetOptions(VLRU_SET_THRESH, 60*optval);
1303 if (cmd_OptionAsInt(opts, OPT_vlruinterval, &optval) == 0)
1304 VLRU_SetOptions(VLRU_SET_INTERVAL, optval);
1305 if (cmd_OptionAsInt(opts, OPT_vlrumax, &optval) == 0)
1306 VLRU_SetOptions(VLRU_SET_MAX, optval);
1307 cmd_OptionAsFlag(opts, OPT_unsafe_nosalvage, &unsafe_attach);
1308 #endif /* AFS_DEMAND_ATTACH_FS */
1310 cmd_OptionAsInt(opts, OPT_cbwait, &fiveminutes);
1311 cmd_OptionAsFlag(opts, OPT_novbc, &novbc);
1313 /* general server options */
1314 cmd_OptionAsString(opts, OPT_auditlog, &auditFileName);
1316 if (cmd_OptionAsString(opts, OPT_auditiface, &optstring) == 0) {
1317 if (osi_audit_interface(optstring)) {
1318 printf("Invalid audit interface '%s'\n", optstring);
1325 if (cmd_OptionAsInt(opts, OPT_threads, &lwps) == 0) {
1326 lwps_max = max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1327 if (lwps > lwps_max)
1333 /* Logging options. */
1335 if (cmd_OptionPresent(opts, OPT_syslog)) {
1336 if (cmd_OptionPresent(opts, OPT_logfile)) {
1337 fprintf(stderr, "Invalid options: -syslog and -logfile are exclusive.\n");
1340 if (cmd_OptionPresent(opts, OPT_transarc_logs)) {
1341 fprintf(stderr, "Invalid options: -syslog and -transarc-logs are exclusive.\n");
1344 if (cmd_OptionPresent(opts, OPT_mrafslogs)) {
1345 fprintf(stderr, "Invalid options: -syslog and -mrafslogs are exclusive.\n");
1349 logopts.lopt_dest = logDest_syslog;
1350 logopts.lopt_facility = LOG_DAEMON;
1351 logopts.lopt_tag = "fileserver";
1352 cmd_OptionAsInt(opts, OPT_syslog, &logopts.lopt_facility);
1356 logopts.lopt_dest = logDest_file;
1358 if (cmd_OptionPresent(opts, OPT_transarc_logs)) {
1359 if (cmd_OptionPresent(opts, OPT_mrafslogs)) {
1361 "Invalid options: -transarc-logs and -mrafslogs are exclusive.\n");
1364 logopts.lopt_rotateOnOpen = 1;
1365 logopts.lopt_rotateStyle = logRotate_old;
1366 } else if (cmd_OptionPresent(opts, OPT_mrafslogs)) {
1367 logopts.lopt_rotateOnOpen = 1;
1368 logopts.lopt_rotateOnReset = 1;
1369 logopts.lopt_rotateStyle = logRotate_timestamp;
1372 if (cmd_OptionPresent(opts, OPT_logfile))
1373 cmd_OptionAsString(opts, OPT_logfile, (char**)&logopts.lopt_filename);
1375 logopts.lopt_filename = AFSDIR_SERVER_FILELOG_FILEPATH;
1378 cmd_OptionAsInt(opts, OPT_debug, &logopts.lopt_logLevel);
1380 if (cmd_OptionPresent(opts, OPT_peer))
1381 rx_enablePeerRPCStats();
1382 if (cmd_OptionPresent(opts, OPT_process))
1383 rx_enableProcessRPCStats();
1384 if (cmd_OptionPresent(opts, OPT_nojumbo))
1386 if (cmd_OptionPresent(opts, OPT_jumbo))
1388 cmd_OptionAsFlag(opts, OPT_rxbind, &rxBind);
1389 cmd_OptionAsFlag(opts, OPT_rxdbg, &rxlog);
1390 cmd_OptionAsFlag(opts, OPT_rxdbge, &eventlog);
1391 cmd_OptionAsInt(opts, OPT_rxpck, &rxpackets);
1393 cmd_OptionAsInt(opts, OPT_rxmaxmtu, &rxMaxMTU);
1395 if (cmd_OptionAsInt(opts, OPT_udpsize, &optval) == 0) {
1396 if (optval < rx_GetMinUdpBufSize()) {
1397 printf("Warning:udpsize %d is less than minimum %d; ignoring\n",
1398 optval, rx_GetMinUdpBufSize());
1400 udpBufSize = optval;
1404 cmd_OptionAsFlag(opts, OPT_dotted, &rxkadDisableDotCheck);
1405 if (cmd_OptionAsList(opts, OPT_realm, &optlist) == 0) {
1407 for (; optlist != NULL; optlist=optlist->next) {
1408 if (strlen(optlist->data) >= AFS_REALM_SZ) {
1409 printf("-realm argument must contain fewer than %d "
1410 "characters.\n", AFS_REALM_SZ);
1413 afsconf_SetLocalRealm(optlist->data); /* overrides krb.conf file, if one */
1417 /* anything setting rxpackets must come before this */
1418 if (cmd_OptionAsInt(opts, OPT_busyat, &optval) == 0) {
1420 printf("Busy threshold %d is too low, will use default.\n",
1422 busy_threshold = 3 * rxpackets / 2;
1424 busy_threshold = optval;
1427 busy_threshold = 3 * rxpackets / 2;
1430 cmd_OptionAsString(opts, OPT_config, &FS_configPath);
1434 osi_audit_file(auditFileName);
1437 host_thread_quota = 5;
1438 } else if (lwps > 32) {
1439 host_thread_quota = 4;
1440 } else if (lwps > 16) {
1441 host_thread_quota = 3;
1443 host_thread_quota = 2;
1449 /* Once upon a time, in a galaxy far far away, IBM AFS supported the use of
1450 * a file /vice/file/parms, the contents of which would override any command
1451 * line parameters. We no longer support the use of such a file, but we warn
1452 * if we encounter its presence from an older release
1457 struct afs_stat sbuf;
1459 if (afs_stat("/vice/file/parms", &sbuf) == 0) {
1460 ViceLog(0, ("Using /vice/file/parms to override command line "
1461 "options is no longer supported"));
1465 /* Miscellaneous routines */
1467 Die(const char *msg)
1470 ViceLogThenPanic(0, ("%s\n", msg));
1480 * If this fails, it's because something major is wrong, and is not
1481 * likely to be time dependent.
1483 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1486 ("Couldn't initialize protection library; code=%d.\n", code));
1490 opr_Verify(pthread_key_create(&viced_uclient_key, NULL) == 0);
1492 SystemId = SYSADMINID;
1493 SystemAnyUser = ANYUSERID;
1494 SystemAnyUserCPS.prlist_len = 0;
1495 SystemAnyUserCPS.prlist_val = NULL;
1496 AnonCPS.prlist_len = 0;
1497 AnonCPS.prlist_val = NULL;
1499 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1502 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1506 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1509 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1513 AnonymousID = ANONYMOUSID;
1520 static struct ubik_client *cstruct;
1523 vl_Initialize(struct afsconf_dir *dir)
1526 afs_int32 scIndex = RX_SECIDX_NULL;
1527 struct afsconf_cell info;
1528 struct rx_securityClass *sc;
1529 struct rx_connection *serverconns[MAXSERVERS];
1531 memset(serverconns, 0, sizeof(serverconns));
1532 code = afsconf_ClientAuth(dir, &sc, &scIndex);
1534 ViceLog(0, ("Could not get security object for localAuth\n"));
1537 code = afsconf_GetCellInfo(dir, NULL, AFSCONF_VLDBSERVICE, &info);
1540 ("vl_Initialize: Failed to get cell information\n"));
1543 if (info.numServers > MAXSERVERS) {
1545 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1546 info.numServers, MAXSERVERS));
1549 for (i = 0; i < info.numServers; i++)
1551 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1552 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1554 code = ubik_ClientInit(serverconns, &cstruct);
1556 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1562 #define SYSIDMAGIC 0x88aabbcc
1563 #define SYSIDVERSION 1
1568 afs_int32 fd, nentries, i;
1569 struct versionStamp vsn;
1570 struct afs_stat status;
1573 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1574 || (status.st_size <= 0)) {
1575 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1578 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1580 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1584 if (read(fd, (char *)&vsn, sizeof(vsn)) != sizeof(vsn)) {
1586 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1590 if (vsn.magic != SYSIDMAGIC) {
1592 ("%s: wrong magic %x (we support %x)\n",
1593 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1596 if (vsn.version != SYSIDVERSION) {
1598 ("%s: wrong version %d (we support %d)\n",
1599 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1602 if (read(fd, (char *)&uuid, sizeof(struct afsUUID))
1603 != sizeof(struct afsUUID)) {
1605 ("%s: read of uuid failed (%d)\n",
1606 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1609 afs_ntohuuid(&uuid);
1611 if (read(fd, (char *)&nentries, sizeof(afs_int32)) != sizeof(afs_int32)) {
1613 ("%s: Read of entries failed (%d)\n",
1614 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1617 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1619 ("%s: invalid num of interfaces: %d\n",
1620 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1623 if (FS_HostAddr_cnt == 0) {
1624 FS_HostAddr_cnt = nentries;
1625 for (i = 0; i < nentries; i++) {
1626 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1627 sizeof(afs_int32)) {
1629 ("%s: Read of addresses failed (%d)\n",
1630 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1631 FS_HostAddr_cnt = 0; /* reset it */
1637 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1638 AFSDIR_SERVER_SYSID_FILEPATH));
1645 WriteSysIdFile(void)
1648 struct versionStamp vsn;
1649 struct afs_stat status;
1652 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1654 * File exists; keep the old one around
1656 rk_rename(AFSDIR_SERVER_SYSID_FILEPATH,
1657 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1659 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1663 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1667 vsn.magic = SYSIDMAGIC;
1669 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1671 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1676 afs_htonuuid(&uuid);
1678 write(fd, (char *)&uuid,
1679 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1681 ("%s: write of uuid failed (%d)\n",
1682 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1686 write(fd, (char *)&FS_HostAddr_cnt,
1687 sizeof(afs_int32))) != sizeof(afs_int32)) {
1689 ("%s: write of # of entries failed (%d)\n",
1690 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1693 for (i = 0; i < FS_HostAddr_cnt; i++) {
1694 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1695 sizeof(afs_int32)) {
1697 ("%s: write of addresses failed (%d)\n",
1698 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1708 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1709 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1710 * and so we need to convert each of them into HBO which is what the extra
1711 * array called FS_HostAddrs_HBO is used here.
1714 Do_VLRegisterRPC(void)
1718 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1721 for (i = 0; i < FS_HostAddr_cnt; i++)
1722 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1723 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1724 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1725 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1727 if (code == VL_MULTIPADDR) {
1729 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1731 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1733 } else if (code == RXGEN_OPCODE) {
1735 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1736 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1739 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1741 FS_registered = 1; /* Retry in the gc daemon */
1744 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1756 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1758 * Find addresses we are supposed to register as per the netrestrict
1759 * and netinfo files (/usr/afs/local/NetInfo and
1760 * /usr/afs/local/NetRestict)
1765 code = afsconf_ParseNetFiles(FS_HostAddrs, NULL, NULL,
1766 ADDRSPERSITE, reason,
1767 AFSDIR_SERVER_NETINFO_FILEPATH,
1768 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1770 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1773 FS_HostAddr_cnt = (afs_uint32) code;
1776 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1779 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1780 code = FS_HostAddrs[0];
1782 code = htonl(INADDR_ANY);
1787 InitVL(struct afsconf_dir *dir)
1792 * If this fails, it's because something major is wrong, and is not
1793 * likely to be time dependent.
1795 code = vl_Initialize(dir);
1798 ("Couldn't initialize volume location library; code=%d.\n", code));
1802 /* Read or create the sysid file and register the fileserver's
1803 * IP addresses with the vlserver.
1805 code = ReadSysIdFile();
1807 /* Need to create the file */
1808 ViceLog(0, ("Creating new SysID file\n"));
1809 if ((code = afs_uuid_create(&FS_HostUUID))) {
1810 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1814 /* A good sysid file exists; inform the vlserver. If any conflicts,
1815 * we always use the latest interface available as the real truth.
1818 code = Do_VLRegisterRPC();
1823 main(int argc, char *argv[])
1827 struct rx_securityClass **securityClasses;
1828 afs_int32 numClasses;
1829 struct rx_service *tservice;
1830 pthread_t serverPid;
1831 pthread_attr_t tattr;
1833 int minVnodesRequired; /* min size of vnode cache */
1834 #ifndef AFS_NT40_ENV
1835 struct rlimit rlim; /* max number of open file descriptors */
1840 afs_uint32 rx_bindhost;
1841 VolumePackageOptions opts;
1843 #ifdef AFS_AIX32_ENV
1844 struct sigaction nsa;
1846 sigemptyset(&nsa.sa_mask);
1847 nsa.sa_handler = SIG_DFL;
1848 nsa.sa_flags = SA_FULLDUMP;
1849 sigaction(SIGABRT, &nsa, NULL);
1850 sigaction(SIGSEGV, &nsa, NULL);
1854 /* Initialize dirpaths */
1855 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1857 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1859 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1863 /* set ihandle package defaults prior to parsing args */
1866 /* check for the parameter file */
1869 FS_configPath = strdup(AFSDIR_SERVER_ETC_DIRPATH);
1870 memset(&logopts, 0, sizeof(logopts));
1872 if (ParseArgs(argc, argv)) {
1875 opr_mutex_init(&fileproc_glock_mutex);
1877 #ifdef AFS_SGI_VNODE_GLUE
1878 if (afs_init_kernel_config(-1) < 0) {
1880 ("Can't determine NUMA configuration, not starting fileserver.\n");
1885 confDir = afsconf_Open(FS_configPath);
1887 fprintf(stderr, "Unable to open config directory %s\n",
1892 /* initialize audit user check */
1893 osi_audit_set_user_check(confDir, fs_IsLocalRealmMatch);
1897 LogCommandLine(argc, argv, "starting", "", "File server", FSLog);
1898 if (afsconf_GetLatestKey(confDir, NULL, NULL) == 0) {
1902 /* initialize the pthread soft signal handler thread */
1904 SetupLogSoftSignals();
1905 opr_softsig_Register(AFS_SIG_CHECK, CheckSignal_Signal);
1906 #ifndef AFS_NT40_ENV
1907 opr_softsig_Register(SIGTERM, CheckDescriptors_Signal);
1910 #if defined(AFS_SGI_ENV)
1911 /* give this guy a non-degrading priority so help busy servers */
1912 schedctl(NDPRI, 0, NDPNORMMAX);
1915 #elif !defined(AFS_NT40_ENV)
1921 #ifdef AFS_DEMAND_ATTACH_FS
1926 if (afs_winsockInit() < 0) {
1927 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
1928 ViceLog(0, ("File server failed to intialize winsock.\n"));
1934 /* if we support more than 16 threads, then we better have the ability
1935 ** to keep open a large number of files simultaneously
1937 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
1938 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
1939 #elif defined(AFS_NT40_ENV)
1940 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
1943 curLimit = 0; /* the number of open file descriptors */
1944 code = getrlimit(RLIMIT_NOFILE, &rlim);
1946 curLimit = rlim.rlim_cur;
1947 rlim.rlim_cur = rlim.rlim_max;
1948 code = setrlimit(RLIMIT_NOFILE, &rlim);
1950 curLimit = rlim.rlim_max;
1953 ViceLog(0, ("Failed to increase open file limit, using default\n"));
1955 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
1957 curLimit -= 32; /* leave a slack of 32 file descriptors */
1958 if (lwps > curLimit) {
1962 lwps = 16; /* default to a maximum of 16 threads */
1964 /* tune the ihandle fd cache accordingly */
1965 if (vol_io_params.fd_max_cachesize < curLimit)
1966 vol_io_params.fd_max_cachesize = curLimit + 1;
1969 ("The system supports a max of %d open files and we are starting %d threads (ihandle fd cache is %d)\n",
1970 curLimit, lwps, vol_io_params.fd_max_cachesize));
1973 /* Initialize volume support */
1975 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
1978 SetLogThreadNumProgram( rx_GetThreadNum );
1980 /* initialize libacl routines */
1981 acl_Initialize(ACL_VERSION);
1983 /* initialize RX support */
1984 #if !defined(AFS_NT40_ENV) && !defined(AFS_DARWIN160_ENV)
1985 rxi_syscallp = viced_syscall;
1987 rx_extraPackets = rxpackets;
1988 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
1989 rx_SetBusyThreshold(busy_threshold, VBUSY);
1990 rx_SetCallAbortThreshold(abort_threshold);
1991 rx_SetConnAbortThreshold(abort_threshold);
1993 stackSize = 128 * 1024;
1995 stackSize = lwps * 4000;
1996 if (stackSize < 32000)
1998 else if (stackSize > 44000)
2001 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
2002 rx_SetStackSize(1, stackSize);
2005 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
2006 rx_bindhost = SetupVL();
2008 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2009 ViceLog(0, ("Cannot initialize RX\n"));
2012 if (!rxJumbograms) {
2013 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2016 if (rxMaxMTU != -1) {
2017 if (rx_SetMaxMTU(rxMaxMTU) != 0) {
2018 ViceLog(0, ("rxMaxMTU %d is invalid\n", rxMaxMTU));
2023 rx_SetRxDeadTime(30);
2024 afsconf_SetSecurityFlags(confDir, AFSCONF_SECOPTS_ALWAYSENCRYPT);
2025 afsconf_BuildServerSecurityObjects(confDir, &securityClasses, &numClasses);
2027 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2028 1, /*service name */
2030 securityClasses, numClasses,
2031 RXAFS_ExecuteRequest);
2034 ("Failed to initialize RX, probably two servers running.\n"));
2037 if (rxkadDisableDotCheck) {
2038 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2039 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
2041 rx_SetMinProcs(tservice, 3);
2042 rx_SetMaxProcs(tservice, lwps);
2043 rx_SetCheckReach(tservice, 1);
2046 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
2047 numClasses, RXSTATS_ExecuteRequest);
2049 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2052 rx_SetMinProcs(tservice, 2);
2053 rx_SetMaxProcs(tservice, 4);
2055 /* Some rx debugging */
2056 if (rxlog || eventlog) {
2057 debugFile = afs_fopen("rx_dbg", "w");
2059 rx_debugFile = debugFile;
2061 rxevent_debugFile = debugFile;
2064 init_sys_error_to_et(); /* Set up error table translation */
2065 h_InitHostPackage(host_thread_quota); /* set up local cellname and realmname */
2066 InitCallBack(numberofcbs);
2069 code = InitVL(confDir);
2070 if (code && code != VL_MULTIPADDR) {
2071 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2076 if (code && code != -1) {
2077 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2081 /* allow super users to manage RX statistics */
2082 rx_SetRxStatUserOk(viced_SuperUser);
2084 opr_cv_init(&fsync_cond);
2085 opr_mutex_init(&fsync_glock_mutex);
2087 #if !defined(AFS_DEMAND_ATTACH_FS)
2089 * For DAFS, we do not start the Rx server threads until after
2090 * the volume package is initialized, and fileserver state is
2091 * restored. This is necessary in order to keep host and callback
2092 * package state pristine until we have a chance to restore state.
2094 * Furthermore, startup latency is much lower with dafs, so this
2095 * shouldn't pose a serious problem.
2097 rx_StartServer(0); /* now start handling requests */
2100 /* we ensure that there is enough space in the vnode buffer to satisfy
2101 ** requests from all concurrent threads.
2102 ** the maximum number of vnodes used by a single thread at any one time
2103 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2104 ** two vSmall for linking files and two vLarge and one vSmall for linking
2107 minVnodesRequired = 2 * lwps + 1;
2108 if (minVnodesRequired > nSmallVns) {
2109 nSmallVns = minVnodesRequired;
2111 ("Overriding -s command line parameter with %d\n",
2114 if (minVnodesRequired > large) {
2115 large = minVnodesRequired;
2116 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2119 /* We now do this after getting the listener up and running, so that client
2120 * connections don't timeout (maybe) if a file server is restarted, since it
2121 * will be available "real soon now". Worry about whether we can satisfy the
2122 * calls in the volume package itself.
2124 VOptDefaults(fileServer, &opts);
2125 opts.nLargeVnodes = large;
2126 opts.nSmallVnodes = nSmallVns;
2127 opts.volcache = volcache;
2128 opts.unsafe_attach = unsafe_attach;
2129 if (offline_timeout != -1) {
2130 opts.interrupt_rxcall = rx_InterruptCall;
2131 opts.offline_timeout = offline_timeout;
2133 if (offline_shutdown_timeout == -1) {
2134 /* default to -offline-timeout, if shutdown-specific timeout is not
2136 opts.offline_shutdown_timeout = offline_timeout;
2138 opts.interrupt_rxcall = rx_InterruptCall;
2139 opts.offline_shutdown_timeout = offline_shutdown_timeout;
2142 if (VInitVolumePackage2(fileServer, &opts)) {
2144 ("Shutting down: errors encountered initializing volume package\n"));
2149 /* Install handler to catch the shutdown signal;
2150 * bosserver assumes SIGQUIT shutdown
2152 opr_softsig_Register(SIGQUIT, ShutDown_Signal);
2154 if (VInitAttachVolumes(fileServer)) {
2156 ("Shutting down: errors encountered initializing volume package\n"));
2161 #ifdef AFS_DEMAND_ATTACH_FS
2162 if (fs_state.options.fs_state_restore) {
2165 * restore fileserver state */
2168 rx_StartServer(0); /* now start handling requests */
2169 #endif /* AFS_DEMAND_ATTACH_FS */
2172 * We are done calling fopen/fdopen. It is safe to use a large
2173 * of the file descriptor cache.
2177 ViceLog(5, ("Starting pthreads\n"));
2178 opr_Verify(pthread_attr_init(&tattr) == 0);
2179 opr_Verify(pthread_attr_setdetachstate(&tattr,
2180 PTHREAD_CREATE_DETACHED) == 0);
2182 opr_Verify(pthread_create(&serverPid, &tattr, FiveMinuteCheckLWP,
2183 &fiveminutes) == 0);
2184 opr_Verify(pthread_create(&serverPid, &tattr, HostCheckLWP,
2185 &fiveminutes) == 0);
2186 opr_Verify(pthread_create(&serverPid, &tattr, FsyncCheckLWP,
2187 &fiveminutes) == 0);
2189 gettimeofday(&tp, 0);
2192 * Figure out the FileServer's name and primary address.
2194 ViceLog(0, ("Getting FileServer name...\n"));
2195 code = gethostname(FS_HostName, 64);
2197 ViceLog(0, ("gethostname() failed\n"));
2199 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2201 ViceLog(0, ("Getting FileServer address...\n"));
2202 he = gethostbyname(FS_HostName);
2204 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2207 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2208 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2209 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2211 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2212 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2216 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
2217 localtime_r(&t, &tm));
2218 ViceLog(0, ("File Server started %s\n", tbuffer));
2219 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2221 sleep(1000); /* long time */
2223 AFS_UNREACHED(return(0));