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 } /*FiveMinuteCheckLWP */
448 /* This LWP does host checks every 5 minutes: it should not be used for
449 * other 5 minute activities because it may be delayed by timeouts when
450 * it probes the workstations
454 HostCheckLWP(void *unused)
456 ViceLog(1, ("Starting Host check process\n"));
457 setThreadId("HostCheckLWP");
458 #ifdef AFS_DEMAND_ATTACH_FS
460 while (fs_state.mode == FS_MODE_NORMAL) {
461 fs_state.HostCheckLWP_tranquil = 1;
469 #ifdef AFS_DEMAND_ATTACH_FS
471 if (fs_state.mode != FS_MODE_NORMAL) {
474 fs_state.HostCheckLWP_tranquil = 0;
478 ViceLog(2, ("Checking for dead venii & clients\n"));
481 #ifdef AFS_DEMAND_ATTACH_FS
485 #ifdef AFS_DEMAND_ATTACH_FS
486 fs_state.HostCheckLWP_tranquil = 1;
488 opr_cv_broadcast(&fs_state.worker_done_cv);
495 /* This LWP does fsync checks every 5 minutes: it should not be used for
496 * other 5 minute activities because it may be delayed by timeouts when
497 * it probes the workstations
500 FsyncCheckLWP(void *unused)
503 struct timespec fsync_next;
504 ViceLog(1, ("Starting fsync check process\n"));
506 setThreadId("FsyncCheckLWP");
508 #ifdef AFS_DEMAND_ATTACH_FS
510 while (fs_state.mode == FS_MODE_NORMAL) {
511 fs_state.FsyncCheckLWP_tranquil = 1;
517 /* rounding is fine */
518 fsync_next.tv_nsec = 0;
519 fsync_next.tv_sec = time(0) + fiveminutes;
521 code = opr_cv_timedwait(&fsync_cond, &fsync_glock_mutex,
523 if (code != 0 && code != ETIMEDOUT)
524 ViceLog(0, ("pthread_cond_timedwait returned %d\n", code));
527 #ifdef AFS_DEMAND_ATTACH_FS
529 if (fs_state.mode != FS_MODE_NORMAL) {
532 fs_state.FsyncCheckLWP_tranquil = 0;
534 #endif /* AFS_DEMAND_ATTACH_FS */
536 ViceLog(2, ("Checking for fsync events\n"));
538 code = BreakLaterCallBacks();
540 #ifdef AFS_DEMAND_ATTACH_FS
544 #ifdef AFS_DEMAND_ATTACH_FS
545 fs_state.FsyncCheckLWP_tranquil = 1;
547 opr_cv_broadcast(&fs_state.worker_done_cv);
550 #endif /* AFS_DEMAND_ATTACH_FS */
554 /*------------------------------------------------------------------------
555 * PRIVATE ClearXStatValues
558 * Initialize all of the values collected via the xstat
568 * Must be called during File Server initialization.
572 *------------------------------------------------------------------------*/
575 ClearXStatValues(void)
576 { /*ClearXStatValues */
578 struct fs_stats_opTimingData *opTimeP; /*Ptr to timing struct */
579 struct fs_stats_xferData *opXferP; /*Ptr to xfer struct */
580 int i; /*Loop counter */
583 * Zero all xstat-related structures.
585 memset((&afs_perfstats), 0, sizeof(struct afs_PerfStats));
586 memset((&afs_FullPerfStats), 0,
587 sizeof(struct fs_stats_FullPerfStats));
590 * That's not enough. We have to set reasonable minima for
591 * time and xfer values in the detailed stats.
593 opTimeP = &(afs_FullPerfStats.det.rpcOpTimes[0]);
594 for (i = 0; i < FS_STATS_NUM_RPC_OPS; i++, opTimeP++)
595 opTimeP->minTime.tv_sec = 999999;
597 opXferP = &(afs_FullPerfStats.det.xferOpTimes[0]);
598 for (i = 0; i < FS_STATS_NUM_XFER_OPS; i++, opXferP++) {
599 opXferP->minTime.tv_sec = 999999;
600 opXferP->minBytes = 999999999;
604 * There's more. We have to set our unique system identifier, as
605 * declared in param.h. If such a thing is not defined, we bitch
606 * and declare ourselves to be an unknown system type.
609 afs_perfstats.sysname_ID = SYS_NAME_ID;
611 # ifndef AFS_NT40_ENV
612 ViceLog(0, ("Sys name ID constant not defined in param.h!!\n"));
613 ViceLog(0, ("[Choosing ``undefined'' sys name ID.\n"));
615 afs_perfstats.sysname_ID = SYS_NAME_ID_UNDEFINED;
616 # endif /* SYS_NAME_ID */
618 } /*ClearXStatValues */
620 int CopyOnWrite_calls = 0, CopyOnWrite_off0 = 0, CopyOnWrite_size0 = 0;
621 afs_fsize_t CopyOnWrite_maxsize = 0;
626 int dirbuff, dircall, dirio;
628 int workstations, activeworkstations, delworkstations;
632 #ifdef AFS_DEMAND_ATTACH_FS
636 gettimeofday(&tpl, 0);
638 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
639 localtime_r(&StartTime, &tm));
640 ViceLog(0, ("Vice was last started at %s\n", tbuffer));
642 #ifdef AFS_DEMAND_ATTACH_FS
643 if (GetLogLevel() >= 125) {
644 stats_flags = VOL_STATS_PER_CHAIN2;
645 } else if (GetLogLevel() >= 25) {
646 stats_flags = VOL_STATS_PER_CHAIN;
648 VPrintExtendedCacheStats(stats_flags);
652 DStat(&dirbuff, &dircall, &dirio);
654 ("With %d directory buffers; %d reads resulted in %d read I/Os\n",
655 dirbuff, dircall, dirio));
656 rx_PrintStats(stderr);
657 audit_PrintStats(stderr);
659 PrintCallBackStats();
660 processSize = opr_procsize();
662 ("There are %d connections, process size %d\n",
663 CurrentConnections, processSize));
664 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
665 tpl.tv_sec - 15 * 60);
667 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
668 workstations, activeworkstations, delworkstations));
669 ViceLog(0, ("CopyOnWrite: calls %d off0 %d size0 %d maxsize 0x%llx\n",
670 CopyOnWrite_calls, CopyOnWrite_off0, CopyOnWrite_size0, CopyOnWrite_maxsize));
677 ShutdownWatchdogLWP(void *unused)
679 afs_pthread_setname_self("ShutdownWatchdog");
680 sleep(panic_timeout);
681 ViceLogThenPanic(0, ("ShutdownWatchdogLWP: Failed to shutdown and panic "
682 "within %d seconds; forcing panic\n",
688 ShutDownAndCore(int dopanic)
690 time_t now = time(NULL);
695 pthread_t watchdogPid;
696 pthread_attr_t tattr;
697 opr_Verify(pthread_attr_init(&tattr) == 0);
698 opr_Verify(pthread_create(&watchdogPid, &tattr,
699 ShutdownWatchdogLWP, NULL) == 0);
702 /* do not allows new reqests to be served from now on, all new requests
703 * are returned with an error code of RX_RESTARTING ( transient failure ) */
704 rx_SetRxTranquil(); /* dhruba */
708 #ifdef AFS_DEMAND_ATTACH_FS
710 if (fs_state.mode == FS_MODE_SHUTDOWN) {
711 /* it is possible for at least fs_stateSave() (called below) to call
712 * ShutDownAndCore if there's host list corruption; prevent
713 * deinitializing some stuff twice */
714 ViceLog(0, ("ShutDownAndCore called during shutdown? Skipping volume "
715 "and host package shutdown\n"));
719 fs_state.mode = FS_MODE_SHUTDOWN;
723 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
724 localtime_r(&now, &tm));
725 ViceLog(0, ("Shutting down file server at %s\n", tbuffer));
727 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
732 /* shut down volume package */
735 #ifdef AFS_DEMAND_ATTACH_FS
736 if (fs_state.options.fs_state_save) {
739 * save fileserver state to disk */
742 ViceLog(0, ("Not saving fileserver state; abnormal shutdown\n"));
745 /* make sure background threads have finished all of their asynchronous
746 * work on host and callback structures */
748 while (!fs_state.FiveMinuteLWP_tranquil ||
749 !fs_state.HostCheckLWP_tranquil ||
750 !fs_state.FsyncCheckLWP_tranquil) {
753 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
754 opr_cv_wait(&fs_state.worker_done_cv, &fileproc_glock_mutex);
760 /* ok. it should now be fairly safe. let's do the state dump */
766 #endif /* AFS_DEMAND_ATTACH_FS */
769 rx_PrintStats(debugFile);
773 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
774 localtime_r(&now, &tm));
776 ViceLog(0, ("File server has terminated abnormally at %s\n", tbuffer));
778 ViceLog(0, ("File server has terminated normally at %s\n", tbuffer));
781 if (dopanic) /* XXX pass in file and line? */
782 osi_Panic("Panic requested\n");
788 ParseRights(char *arights)
794 if (!arights || !strcmp(arights, "")) {
795 printf("Missing list of mode bits on -implicit option\n");
798 if (!strcmp(arights, "none"))
800 else if (!strcmp(arights, "read"))
801 mode = PRSFS_READ | PRSFS_LOOKUP;
802 else if (!strcmp(arights, "write"))
804 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
805 PRSFS_WRITE | PRSFS_LOCK;
806 else if (!strcmp(arights, "all"))
808 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
809 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
811 len = strlen(arights);
812 for (i = 0; i < len; i++) {
817 mode |= PRSFS_LOOKUP;
819 mode |= PRSFS_INSERT;
821 mode |= PRSFS_DELETE;
827 mode |= PRSFS_ADMINISTER;
845 printf("Illegal -implicit rights character '%c'.\n", tc);
854 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
855 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
858 * AIX: sysconf() limit is real
859 * HP-UX: sysconf() limit is real
860 * IRIX: sysconf() limit is apparently NOT real -- too small
861 * DUX: sysconf() limit is apparently NOT real -- too big
862 * Linux: sysconf() limit is apparently NOT real -- too big
863 * Solaris: no sysconf() limit
866 max_fileserver_thread(void)
868 #if defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV)
871 ans = sysconf(_SC_THREAD_THREADS_MAX);
872 if (0 < ans && ans < MAX_FILESERVER_THREAD)
875 return MAX_FILESERVER_THREAD;
879 extern ih_init_params vol_io_params;
904 OPT_offline_shutdown_timeout,
905 OPT_vhandle_setaside,
906 OPT_vhandle_max_cachesize,
907 OPT_vhandle_initial_cachesize,
908 OPT_fs_state_dont_save,
909 OPT_fs_state_dont_restore,
916 OPT_unsafe_nosalvage,
946 ParseArgs(int argc, char *argv[])
950 char *optstring = NULL;
951 struct cmd_item *optlist;
952 struct cmd_syndesc *opts;
955 char *auditFileName = NULL;
956 char *sync_behavior = NULL;
958 #if defined(AFS_AIX32_ENV)
959 extern int aixlow_water;
962 opts = cmd_CreateSyntax(NULL, NULL, NULL, 0, NULL);
964 /* fileserver options */
965 cmd_AddParmAtOffset(opts, OPT_large, "-L", CMD_FLAG,
966 CMD_OPTIONAL, "defaults for a 'large' server");
967 cmd_AddParmAtOffset(opts, OPT_small, "-S", CMD_FLAG,
968 CMD_OPTIONAL, "defaults for a 'small' server");
970 cmd_AddParmAtOffset(opts, OPT_banner, "-banner", CMD_FLAG,
971 CMD_OPTIONAL, "print regular banners to log");
972 cmd_AddParmAtOffset(opts, OPT_implicit, "-implicit", CMD_SINGLE,
973 CMD_OPTIONAL, "implicit admin access bits");
975 #if defined(AFS_SGI_ENV)
976 cmd_AddParmAtOffset(opts, OPT_lock, "-lock", CMD_FLAG,
977 CMD_OPTIONAL, "lock filserver binary in memory");
979 cmd_AddParmAtOffset(opts, OPT_readonly, "-readonly", CMD_FLAG,
980 CMD_OPTIONAL, "be a readonly fileserver");
981 cmd_AddParmAtOffset(opts, OPT_saneacls, "-saneacls", CMD_FLAG,
982 CMD_OPTIONAL, "set the saneacls capability bit");
984 cmd_AddParmAtOffset(opts, OPT_buffers, "-b", CMD_SINGLE,
985 CMD_OPTIONAL, "buffers");
986 cmd_AddParmAtOffset(opts, OPT_callbacks, "-cb", CMD_SINGLE,
987 CMD_OPTIONAL, "number of callbacks");
988 cmd_AddParmAtOffset(opts, OPT_vcsize, "-vc", CMD_SINGLE,
989 CMD_OPTIONAL, "volume cachesize");
990 cmd_AddParmAtOffset(opts, OPT_lvnodes, "-l", CMD_SINGLE,
991 CMD_OPTIONAL, "large vnodes");
992 cmd_AddParmAtOffset(opts, OPT_svnodes, "-s", CMD_SINGLE,
993 CMD_OPTIONAL, "small vnodes");
994 cmd_AddParmAtOffset(opts, OPT_sendsize, "-sendsize", CMD_SINGLE,
995 CMD_OPTIONAL, "size of send buffer in bytes");
997 #if defined(AFS_AIX32_ENV)
998 cmd_AddParmAtOffset(opts, OPT_minspare, "-m", CMD_SINGLE,
999 CMD_OPTIONAL, "minimum percentage spare in partition");
1002 cmd_AddParmAtOffset(opts, OPT_spare, "-spare", CMD_SINGLE,
1003 CMD_OPTIONAL, "kB overage on volume quota");
1004 cmd_AddParmAtOffset(opts, OPT_pctspare, "-pctspare", CMD_SINGLE,
1005 CMD_OPTIONAL, "percentage overage on volume quota");
1007 cmd_AddParmAtOffset(opts, OPT_hostcpsrefresh, "-hr", CMD_SINGLE,
1008 CMD_OPTIONAL, "hours between host CPS refreshes");
1010 cmd_AddParmAtOffset(opts, OPT_vattachthreads, "-vattachpar", CMD_SINGLE,
1011 CMD_OPTIONAL, "# of volume attachment threads");
1013 cmd_AddParmAtOffset(opts, OPT_abortthreshold, "-abortthreshold",
1014 CMD_SINGLE, CMD_OPTIONAL,
1016 cmd_AddParmAtOffset(opts, OPT_busyat, "-busyat", CMD_SINGLE, CMD_OPTIONAL,
1017 "# of queued entries after which server is busy");
1018 cmd_AddParmAtOffset(opts, OPT_nobusy, "-nobusy", CMD_FLAG, CMD_OPTIONAL,
1019 "send VRESTARTING while restarting the server");
1021 cmd_AddParmAtOffset(opts, OPT_offline_timeout, "-offline-timeout",
1022 CMD_SINGLE, CMD_OPTIONAL,
1023 "timeout for offlining volumes");
1024 cmd_AddParmAtOffset(opts, OPT_offline_shutdown_timeout,
1025 "-offline-shutdown-timeout", CMD_SINGLE, CMD_OPTIONAL,
1026 "timeout offlining volumes during shutdown");
1028 cmd_AddParmAtOffset(opts, OPT_vhandle_setaside, "-vhandle-setaside",
1029 CMD_SINGLE, CMD_OPTIONAL,
1030 "# fds reserved for non-cache IO");
1031 cmd_AddParmAtOffset(opts, OPT_vhandle_max_cachesize,
1032 "-vhandle-max-cachesize", CMD_SINGLE, CMD_OPTIONAL,
1034 cmd_AddParmAtOffset(opts, OPT_vhandle_initial_cachesize,
1035 "-vhandle-initial-cachesize", CMD_SINGLE,
1036 CMD_OPTIONAL, "# fds reserved for cache IO");
1037 cmd_AddParmAtOffset(opts, OPT_vhashsize, "-vhashsize",
1038 CMD_SINGLE, CMD_OPTIONAL,
1039 "log(2) of # of volume hash buckets");
1041 #ifdef AFS_DEMAND_ATTACH_FS
1043 cmd_AddParmAtOffset(opts, OPT_fs_state_dont_save,
1044 "-fs-state-dont-save", CMD_FLAG, CMD_OPTIONAL,
1045 "disable state save during shutdown");
1046 cmd_AddParmAtOffset(opts, OPT_fs_state_dont_restore,
1047 "-fs-state-dont-restore", CMD_FLAG, CMD_OPTIONAL,
1048 "disable state restore during startup");
1049 cmd_AddParmAtOffset(opts, OPT_fs_state_verify, "-fs-state-verify",
1050 CMD_SINGLE, CMD_OPTIONAL, "none|save|restore|both");
1051 cmd_AddParmAtOffset(opts, OPT_vlrudisable, "-vlrudisable",
1052 CMD_FLAG, CMD_OPTIONAL, "disable VLRU functionality");
1053 cmd_AddParmAtOffset(opts, OPT_vlruthresh, "-vlruthresh",
1054 CMD_FLAG, CMD_OPTIONAL,
1055 "mins before unused vols become eligible for detach");
1056 cmd_AddParmAtOffset(opts, OPT_vlruinterval, "-vlruinterval",
1057 CMD_FLAG, CMD_OPTIONAL, "secs between VLRU scans");
1058 cmd_AddParmAtOffset(opts, OPT_vlrumax, "-vlrumax", CMD_FLAG, CMD_OPTIONAL,
1059 "max volumes to detach in one scan");
1060 cmd_AddParmAtOffset(opts, OPT_unsafe_nosalvage, "-unsafe-nosalvage",
1061 CMD_FLAG, CMD_OPTIONAL,
1062 "bybass safety checks on volume attach");
1065 /* unrecommend options - should perhaps be CMD_HIDE */
1066 cmd_AddParmAtOffset(opts, OPT_cbwait, "-w", CMD_SINGLE, CMD_OPTIONAL,
1067 "callback wait interval");
1068 cmd_AddParmAtOffset(opts, OPT_novbc, "-novbc", CMD_SINGLE, CMD_FLAG,
1069 "disable callback breaks on reattach");
1071 /* general options */
1072 cmd_AddParmAtOffset(opts, OPT_auditlog, "-auditlog", CMD_SINGLE,
1073 CMD_OPTIONAL, "location of audit log");
1074 cmd_AddParmAtOffset(opts, OPT_auditiface, "-audit-interface", CMD_SINGLE,
1075 CMD_OPTIONAL, "interface to use for audit logging");
1076 cmd_AddParmAtOffset(opts, OPT_debug, "-d", CMD_SINGLE, CMD_OPTIONAL,
1078 cmd_AddParmAtOffset(opts, OPT_mrafslogs, "-mrafslogs", CMD_FLAG,
1079 CMD_OPTIONAL, "enable MRAFS style logging");
1080 cmd_AddParmAtOffset(opts, OPT_transarc_logs, "-transarc-logs", CMD_FLAG,
1081 CMD_OPTIONAL, "enable Transarc style logging");
1082 cmd_AddParmAtOffset(opts, OPT_threads, "-p", CMD_SINGLE, CMD_OPTIONAL,
1083 "number of threads");
1085 cmd_AddParmAtOffset(opts, OPT_syslog, "-syslog", CMD_SINGLE_OR_FLAG,
1086 CMD_OPTIONAL, "log to syslog");
1090 cmd_AddParmAtOffset(opts, OPT_peer, "-enable_peer_stats", CMD_FLAG,
1091 CMD_OPTIONAL, "enable RX transport statistics");
1092 cmd_AddParmAtOffset(opts, OPT_process, "-enable_process_stats", CMD_FLAG,
1093 CMD_OPTIONAL, "enable RX RPC statistics");
1094 cmd_AddParmAtOffset(opts, OPT_nojumbo, "-nojumbo", CMD_FLAG,
1095 CMD_OPTIONAL, "disable jumbograms");
1096 cmd_AddParmAtOffset(opts, OPT_jumbo, "-jumbo", CMD_FLAG, CMD_OPTIONAL,
1097 "enable jumbograms");
1098 cmd_AddParmAtOffset(opts, OPT_rxbind, "-rxbind", CMD_FLAG, CMD_OPTIONAL,
1099 "bind only to the primary interface");
1100 cmd_AddParmAtOffset(opts, OPT_rxdbg, "-rxdbg", CMD_FLAG, CMD_OPTIONAL,
1101 "enable rx debugging");
1102 cmd_AddParmAtOffset(opts, OPT_rxdbge, "-rxdbge", CMD_FLAG, CMD_OPTIONAL,
1103 "enable rx event debugging");
1104 cmd_AddParmAtOffset(opts, OPT_rxpck, "-rxpck", CMD_SINGLE, CMD_OPTIONAL,
1105 "# of extra rx packets");
1106 cmd_AddParmAtOffset(opts, OPT_rxmaxmtu, "-rxmaxmtu", CMD_SINGLE,
1107 CMD_OPTIONAL, "maximum MTU for RX");
1108 cmd_AddParmAtOffset(opts, OPT_udpsize, "-udpsize", CMD_SINGLE,
1109 CMD_OPTIONAL, "size of socket buffer in bytes");
1112 cmd_AddParmAtOffset(opts, OPT_dotted, "-allow-dotted-principals",
1113 CMD_FLAG, CMD_OPTIONAL,
1114 "permit Kerberos 5 principals with dots");
1115 cmd_AddParmAtOffset(opts, OPT_realm, "-realm",
1116 CMD_LIST, CMD_OPTIONAL, "local realm");
1117 cmd_AddParmAtOffset(opts, OPT_sync, "-sync",
1118 CMD_SINGLE, CMD_OPTIONAL, "always | onclose | never");
1120 /* testing options */
1121 cmd_AddParmAtOffset(opts, OPT_logfile, "-logfile", CMD_SINGLE,
1122 CMD_OPTIONAL, "location of log file");
1123 cmd_AddParmAtOffset(opts, OPT_config, "-config", CMD_SINGLE,
1124 CMD_OPTIONAL, "configuration location");
1126 code = cmd_Parse(argc, argv, &opts);
1127 if (code == CMD_HELP) {
1133 cmd_OpenConfigFile(AFSDIR_SERVER_CONFIG_FILE_FILEPATH);
1134 cmd_SetCommandName("fileserver");
1136 if (cmd_OptionPresent(opts, OPT_large)
1137 && cmd_OptionPresent(opts, OPT_small)) {
1138 printf("Only one of -L or -S must be specified\n");
1142 if (cmd_OptionPresent(opts, OPT_spare)
1143 && cmd_OptionPresent(opts, OPT_pctspare)) {
1144 printf("Both -spare and -pctspare specified, exiting.\n");
1148 if (cmd_OptionPresent(opts, OPT_large)) {
1152 numberofcbs = 64000;
1158 if (cmd_OptionPresent(opts, OPT_small)) {
1162 numberofcbs = 20000;
1168 cmd_OptionAsFlag(opts, OPT_banner, &printBanner);
1170 if (cmd_OptionAsString(opts, OPT_implicit, &optstring) == 0) {
1171 implicitAdminRights = ParseRights(optstring);
1174 if (implicitAdminRights < 0)
1175 return implicitAdminRights;
1178 #if defined(AFS_SGI_ENV)
1179 cmd_OptionAsFlag(opts, OPT_lock, &SawLock);
1181 cmd_OptionAsFlag(opts, OPT_readonly, &readonlyServer);
1182 cmd_OptionAsFlag(opts, OPT_saneacls, &saneacls);
1183 cmd_OptionAsInt(opts, OPT_buffers, &buffs);
1185 if (cmd_OptionAsInt(opts, OPT_callbacks, &numberofcbs) == 0) {
1186 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1187 printf("number of cbs %d invalid; "
1188 "must be between 10000 and 2147483647\n", numberofcbs);
1193 cmd_OptionAsInt(opts, OPT_vcsize, &volcache);
1194 cmd_OptionAsInt(opts, OPT_lvnodes, &large);
1195 cmd_OptionAsInt(opts, OPT_svnodes, &nSmallVns);
1196 if (cmd_OptionAsInt(opts, OPT_sendsize, &optval) == 0) {
1197 if (optval < 16384) {
1198 printf("Warning:sendsize %d is less than minimum %d; ignoring\n",
1201 sendBufSize = optval;
1204 #if defined(AFS_AIX32_ENV)
1205 if (cmd_OptionAsInt(opts, OPT_minspare, &aixlow_water) == 0) {
1206 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1207 printf("space reserved %d%% invalid; must be between 0-30%\n",
1214 cmd_OptionAsInt(opts, OPT_spare, &BlocksSpare);
1215 if (cmd_OptionAsInt(opts, OPT_pctspare, &PctSpare) == 0) {
1219 if (cmd_OptionAsInt(opts, OPT_hostcpsrefresh, &optval) == 0) {
1220 if ((optval < 1) || (optval > 36)) {
1221 printf("host acl refresh interval of %d hours is invalid; "
1222 "hours must be between 1 and 36\n\n", optval);
1225 hostaclRefresh = optval * 60 * 60;
1228 cmd_OptionAsInt(opts, OPT_vattachthreads, &vol_attach_threads);
1230 cmd_OptionAsInt(opts, OPT_abortthreshold, &abort_threshold);
1232 /* busyat is at the end, as rxpackets has to be set before we can use it */
1233 if (cmd_OptionPresent(opts, OPT_nobusy))
1236 if (cmd_OptionAsInt(opts, OPT_offline_timeout, &offline_timeout) == 0) {
1237 if (offline_timeout < -1) {
1238 printf("Invalid -offline-timeout value %d; the only valid "
1239 "negative value is -1\n", offline_timeout);
1244 if (cmd_OptionAsInt(opts, OPT_offline_shutdown_timeout,
1245 &offline_shutdown_timeout) == 0) {
1246 if (offline_shutdown_timeout < -1) {
1247 printf("Invalid -offline-timeout value %d; the only valid "
1248 "negative value is -1\n", offline_shutdown_timeout);
1253 cmd_OptionAsUint(opts, OPT_vhandle_setaside,
1254 &vol_io_params.fd_handle_setaside);
1255 cmd_OptionAsUint(opts, OPT_vhandle_max_cachesize,
1256 &vol_io_params.fd_max_cachesize);
1257 cmd_OptionAsUint(opts, OPT_vhandle_initial_cachesize,
1258 &vol_io_params.fd_initial_cachesize);
1259 if (cmd_OptionAsString(opts, OPT_sync, &sync_behavior) == 0) {
1260 if (ih_SetSyncBehavior(sync_behavior)) {
1261 printf("Invalid -sync value %s\n", sync_behavior);
1265 if (cmd_OptionAsInt(opts, OPT_vhashsize, &optval) == 0) {
1266 if (VSetVolHashSize(optval)) {
1267 fprintf(stderr, "specified -vhashsize (%d) is invalid or out "
1268 "of range\n", optval);
1273 #ifdef AFS_DEMAND_ATTACH_FS
1274 if (cmd_OptionPresent(opts, OPT_fs_state_dont_save))
1275 fs_state.options.fs_state_save = 0;
1276 if (cmd_OptionPresent(opts, OPT_fs_state_dont_restore))
1277 fs_state.options.fs_state_restore = 0;
1278 if (cmd_OptionAsString(opts, OPT_fs_state_verify, &optstring) == 0) {
1279 if (strcmp(optstring, "none") == 0) {
1280 fs_state.options.fs_state_verify_before_save = 0;
1281 fs_state.options.fs_state_verify_after_restore = 0;
1282 } else if (strcmp(optstring, "save") == 0) {
1283 fs_state.options.fs_state_verify_after_restore = 0;
1284 } else if (strcmp(optstring, "restore") == 0) {
1285 fs_state.options.fs_state_verify_before_save = 0;
1286 } else if (strcmp(optstring, "both") == 0) {
1289 fprintf(stderr, "invalid argument for -fs-state-verify\n");
1293 if (cmd_OptionPresent(opts, OPT_vlrudisable))
1294 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1295 if (cmd_OptionAsInt(opts, OPT_vlruthresh, &optval) == 0)
1296 VLRU_SetOptions(VLRU_SET_THRESH, 60*optval);
1297 if (cmd_OptionAsInt(opts, OPT_vlruinterval, &optval) == 0)
1298 VLRU_SetOptions(VLRU_SET_INTERVAL, optval);
1299 if (cmd_OptionAsInt(opts, OPT_vlrumax, &optval) == 0)
1300 VLRU_SetOptions(VLRU_SET_MAX, optval);
1301 cmd_OptionAsFlag(opts, OPT_unsafe_nosalvage, &unsafe_attach);
1302 #endif /* AFS_DEMAND_ATTACH_FS */
1304 cmd_OptionAsInt(opts, OPT_cbwait, &fiveminutes);
1305 cmd_OptionAsFlag(opts, OPT_novbc, &novbc);
1307 /* general server options */
1308 cmd_OptionAsString(opts, OPT_auditlog, &auditFileName);
1310 if (cmd_OptionAsString(opts, OPT_auditiface, &optstring) == 0) {
1311 if (osi_audit_interface(optstring)) {
1312 printf("Invalid audit interface '%s'\n", optstring);
1319 if (cmd_OptionAsInt(opts, OPT_threads, &lwps) == 0) {
1320 lwps_max = max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1321 if (lwps > lwps_max)
1327 /* Logging options. */
1329 if (cmd_OptionPresent(opts, OPT_syslog)) {
1330 if (cmd_OptionPresent(opts, OPT_logfile)) {
1331 fprintf(stderr, "Invalid options: -syslog and -logfile are exclusive.\n");
1334 if (cmd_OptionPresent(opts, OPT_transarc_logs)) {
1335 fprintf(stderr, "Invalid options: -syslog and -transarc-logs are exclusive.\n");
1338 if (cmd_OptionPresent(opts, OPT_mrafslogs)) {
1339 fprintf(stderr, "Invalid options: -syslog and -mrafslogs are exclusive.\n");
1343 logopts.lopt_dest = logDest_syslog;
1344 logopts.lopt_facility = LOG_DAEMON;
1345 logopts.lopt_tag = "fileserver";
1346 cmd_OptionAsInt(opts, OPT_syslog, &logopts.lopt_facility);
1350 logopts.lopt_dest = logDest_file;
1352 if (cmd_OptionPresent(opts, OPT_transarc_logs)) {
1353 if (cmd_OptionPresent(opts, OPT_mrafslogs)) {
1355 "Invalid options: -transarc-logs and -mrafslogs are exclusive.\n");
1358 logopts.lopt_rotateOnOpen = 1;
1359 logopts.lopt_rotateStyle = logRotate_old;
1360 } else if (cmd_OptionPresent(opts, OPT_mrafslogs)) {
1361 logopts.lopt_rotateOnOpen = 1;
1362 logopts.lopt_rotateOnReset = 1;
1363 logopts.lopt_rotateStyle = logRotate_timestamp;
1366 if (cmd_OptionPresent(opts, OPT_logfile))
1367 cmd_OptionAsString(opts, OPT_logfile, (char**)&logopts.lopt_filename);
1369 logopts.lopt_filename = AFSDIR_SERVER_FILELOG_FILEPATH;
1372 cmd_OptionAsInt(opts, OPT_debug, &logopts.lopt_logLevel);
1374 if (cmd_OptionPresent(opts, OPT_peer))
1375 rx_enablePeerRPCStats();
1376 if (cmd_OptionPresent(opts, OPT_process))
1377 rx_enableProcessRPCStats();
1378 if (cmd_OptionPresent(opts, OPT_nojumbo))
1380 if (cmd_OptionPresent(opts, OPT_jumbo))
1382 cmd_OptionAsFlag(opts, OPT_rxbind, &rxBind);
1383 cmd_OptionAsFlag(opts, OPT_rxdbg, &rxlog);
1384 cmd_OptionAsFlag(opts, OPT_rxdbge, &eventlog);
1385 cmd_OptionAsInt(opts, OPT_rxpck, &rxpackets);
1387 cmd_OptionAsInt(opts, OPT_rxmaxmtu, &rxMaxMTU);
1389 if (cmd_OptionAsInt(opts, OPT_udpsize, &optval) == 0) {
1390 if (optval < rx_GetMinUdpBufSize()) {
1391 printf("Warning:udpsize %d is less than minimum %d; ignoring\n",
1392 optval, rx_GetMinUdpBufSize());
1394 udpBufSize = optval;
1398 cmd_OptionAsFlag(opts, OPT_dotted, &rxkadDisableDotCheck);
1399 if (cmd_OptionAsList(opts, OPT_realm, &optlist) == 0) {
1401 for (; optlist != NULL; optlist=optlist->next) {
1402 if (strlen(optlist->data) >= AFS_REALM_SZ) {
1403 printf("-realm argument must contain fewer than %d "
1404 "characters.\n", AFS_REALM_SZ);
1407 afsconf_SetLocalRealm(optlist->data); /* overrides krb.conf file, if one */
1411 /* anything setting rxpackets must come before this */
1412 if (cmd_OptionAsInt(opts, OPT_busyat, &optval) == 0) {
1414 printf("Busy threshold %d is too low, will use default.\n",
1416 busy_threshold = 3 * rxpackets / 2;
1418 busy_threshold = optval;
1421 busy_threshold = 3 * rxpackets / 2;
1424 cmd_OptionAsString(opts, OPT_config, &FS_configPath);
1428 osi_audit_file(auditFileName);
1431 host_thread_quota = 5;
1432 } else if (lwps > 32) {
1433 host_thread_quota = 4;
1434 } else if (lwps > 16) {
1435 host_thread_quota = 3;
1437 host_thread_quota = 2;
1443 /* Once upon a time, in a galaxy far far away, IBM AFS supported the use of
1444 * a file /vice/file/parms, the contents of which would override any command
1445 * line parameters. We no longer support the use of such a file, but we warn
1446 * if we encounter its presence from an older release
1451 struct afs_stat sbuf;
1453 if (afs_stat("/vice/file/parms", &sbuf) == 0) {
1454 ViceLog(0, ("Using /vice/file/parms to override command line "
1455 "options is no longer supported"));
1459 /* Miscellaneous routines */
1461 Die(const char *msg)
1464 ViceLogThenPanic(0, ("%s\n", msg));
1474 * If this fails, it's because something major is wrong, and is not
1475 * likely to be time dependent.
1477 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1480 ("Couldn't initialize protection library; code=%d.\n", code));
1484 opr_Verify(pthread_key_create(&viced_uclient_key, NULL) == 0);
1486 SystemId = SYSADMINID;
1487 SystemAnyUser = ANYUSERID;
1488 SystemAnyUserCPS.prlist_len = 0;
1489 SystemAnyUserCPS.prlist_val = NULL;
1490 AnonCPS.prlist_len = 0;
1491 AnonCPS.prlist_val = NULL;
1493 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1496 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1500 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1503 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1507 AnonymousID = ANONYMOUSID;
1514 static struct ubik_client *cstruct;
1517 vl_Initialize(struct afsconf_dir *dir)
1520 afs_int32 scIndex = RX_SECIDX_NULL;
1521 struct afsconf_cell info;
1522 struct rx_securityClass *sc;
1523 struct rx_connection *serverconns[MAXSERVERS];
1525 memset(serverconns, 0, sizeof(serverconns));
1526 code = afsconf_ClientAuth(dir, &sc, &scIndex);
1528 ViceLog(0, ("Could not get security object for localAuth\n"));
1531 code = afsconf_GetCellInfo(dir, NULL, AFSCONF_VLDBSERVICE, &info);
1534 ("vl_Initialize: Failed to get cell information\n"));
1537 if (info.numServers > MAXSERVERS) {
1539 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1540 info.numServers, MAXSERVERS));
1543 for (i = 0; i < info.numServers; i++)
1545 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1546 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1548 code = ubik_ClientInit(serverconns, &cstruct);
1550 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1556 #define SYSIDMAGIC 0x88aabbcc
1557 #define SYSIDVERSION 1
1562 afs_int32 fd, nentries, i;
1563 struct versionStamp vsn;
1564 struct afs_stat status;
1567 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1568 || (status.st_size <= 0)) {
1569 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1572 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1574 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1578 if (read(fd, (char *)&vsn, sizeof(vsn)) != sizeof(vsn)) {
1580 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1584 if (vsn.magic != SYSIDMAGIC) {
1586 ("%s: wrong magic %x (we support %x)\n",
1587 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1590 if (vsn.version != SYSIDVERSION) {
1592 ("%s: wrong version %d (we support %d)\n",
1593 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1596 if (read(fd, (char *)&uuid, sizeof(struct afsUUID))
1597 != sizeof(struct afsUUID)) {
1599 ("%s: read of uuid failed (%d)\n",
1600 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1603 afs_ntohuuid(&uuid);
1605 if (read(fd, (char *)&nentries, sizeof(afs_int32)) != sizeof(afs_int32)) {
1607 ("%s: Read of entries failed (%d)\n",
1608 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1611 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1613 ("%s: invalid num of interfaces: %d\n",
1614 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1617 if (FS_HostAddr_cnt == 0) {
1618 FS_HostAddr_cnt = nentries;
1619 for (i = 0; i < nentries; i++) {
1620 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1621 sizeof(afs_int32)) {
1623 ("%s: Read of addresses failed (%d)\n",
1624 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1625 FS_HostAddr_cnt = 0; /* reset it */
1631 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1632 AFSDIR_SERVER_SYSID_FILEPATH));
1639 WriteSysIdFile(void)
1642 struct versionStamp vsn;
1643 struct afs_stat status;
1646 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1648 * File exists; keep the old one around
1650 rk_rename(AFSDIR_SERVER_SYSID_FILEPATH,
1651 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1653 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1657 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1661 vsn.magic = SYSIDMAGIC;
1663 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1665 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1670 afs_htonuuid(&uuid);
1672 write(fd, (char *)&uuid,
1673 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1675 ("%s: write of uuid failed (%d)\n",
1676 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1680 write(fd, (char *)&FS_HostAddr_cnt,
1681 sizeof(afs_int32))) != sizeof(afs_int32)) {
1683 ("%s: write of # of entries failed (%d)\n",
1684 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1687 for (i = 0; i < FS_HostAddr_cnt; i++) {
1688 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1689 sizeof(afs_int32)) {
1691 ("%s: write of addresses failed (%d)\n",
1692 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1702 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1703 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1704 * and so we need to convert each of them into HBO which is what the extra
1705 * array called FS_HostAddrs_HBO is used here.
1708 Do_VLRegisterRPC(void)
1712 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1715 for (i = 0; i < FS_HostAddr_cnt; i++)
1716 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1717 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1718 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1719 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1721 if (code == VL_MULTIPADDR) {
1723 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1725 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1727 } else if (code == RXGEN_OPCODE) {
1729 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1730 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1733 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1735 FS_registered = 1; /* Retry in the gc daemon */
1738 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1750 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1752 * Find addresses we are supposed to register as per the netrestrict
1753 * and netinfo files (/usr/afs/local/NetInfo and
1754 * /usr/afs/local/NetRestict)
1759 code = afsconf_ParseNetFiles(FS_HostAddrs, NULL, NULL,
1760 ADDRSPERSITE, reason,
1761 AFSDIR_SERVER_NETINFO_FILEPATH,
1762 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1764 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1767 FS_HostAddr_cnt = (afs_uint32) code;
1770 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1773 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1774 code = FS_HostAddrs[0];
1776 code = htonl(INADDR_ANY);
1781 InitVL(struct afsconf_dir *dir)
1786 * If this fails, it's because something major is wrong, and is not
1787 * likely to be time dependent.
1789 code = vl_Initialize(dir);
1792 ("Couldn't initialize volume location library; code=%d.\n", code));
1796 /* Read or create the sysid file and register the fileserver's
1797 * IP addresses with the vlserver.
1799 code = ReadSysIdFile();
1801 /* Need to create the file */
1802 ViceLog(0, ("Creating new SysID file\n"));
1803 if ((code = afs_uuid_create(&FS_HostUUID))) {
1804 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1808 /* A good sysid file exists; inform the vlserver. If any conflicts,
1809 * we always use the latest interface available as the real truth.
1812 code = Do_VLRegisterRPC();
1817 main(int argc, char *argv[])
1821 struct rx_securityClass **securityClasses;
1822 afs_int32 numClasses;
1823 struct rx_service *tservice;
1824 pthread_t serverPid;
1825 pthread_attr_t tattr;
1827 int minVnodesRequired; /* min size of vnode cache */
1828 #ifndef AFS_NT40_ENV
1829 struct rlimit rlim; /* max number of open file descriptors */
1834 afs_uint32 rx_bindhost;
1835 VolumePackageOptions opts;
1837 #ifdef AFS_AIX32_ENV
1838 struct sigaction nsa;
1840 sigemptyset(&nsa.sa_mask);
1841 nsa.sa_handler = SIG_DFL;
1842 nsa.sa_flags = SA_FULLDUMP;
1843 sigaction(SIGABRT, &nsa, NULL);
1844 sigaction(SIGSEGV, &nsa, NULL);
1848 /* Initialize dirpaths */
1849 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1851 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1853 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1857 /* set ihandle package defaults prior to parsing args */
1860 /* check for the parameter file */
1863 FS_configPath = strdup(AFSDIR_SERVER_ETC_DIRPATH);
1864 memset(&logopts, 0, sizeof(logopts));
1866 if (ParseArgs(argc, argv)) {
1869 opr_mutex_init(&fileproc_glock_mutex);
1871 #ifdef AFS_SGI_VNODE_GLUE
1872 if (afs_init_kernel_config(-1) < 0) {
1874 ("Can't determine NUMA configuration, not starting fileserver.\n");
1879 confDir = afsconf_Open(FS_configPath);
1881 fprintf(stderr, "Unable to open config directory %s\n",
1886 /* initialize audit user check */
1887 osi_audit_set_user_check(confDir, fs_IsLocalRealmMatch);
1891 LogCommandLine(argc, argv, "starting", "", "File server", FSLog);
1892 if (afsconf_GetLatestKey(confDir, NULL, NULL) == 0) {
1896 /* initialize the pthread soft signal handler thread */
1898 SetupLogSoftSignals();
1899 opr_softsig_Register(AFS_SIG_CHECK, CheckSignal_Signal);
1900 #ifndef AFS_NT40_ENV
1901 opr_softsig_Register(SIGTERM, CheckDescriptors_Signal);
1904 #if defined(AFS_SGI_ENV)
1905 /* give this guy a non-degrading priority so help busy servers */
1906 schedctl(NDPRI, 0, NDPNORMMAX);
1909 #elif !defined(AFS_NT40_ENV)
1914 #ifdef AFS_DEMAND_ATTACH_FS
1919 if (afs_winsockInit() < 0) {
1920 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
1921 ViceLog(0, ("File server failed to intialize winsock.\n"));
1927 /* if we support more than 16 threads, then we better have the ability
1928 ** to keep open a large number of files simultaneously
1930 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
1931 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
1932 #elif defined(AFS_NT40_ENV)
1933 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
1936 curLimit = 0; /* the number of open file descriptors */
1937 code = getrlimit(RLIMIT_NOFILE, &rlim);
1939 curLimit = rlim.rlim_cur;
1940 rlim.rlim_cur = rlim.rlim_max;
1941 code = setrlimit(RLIMIT_NOFILE, &rlim);
1943 curLimit = rlim.rlim_max;
1946 ViceLog(0, ("Failed to increase open file limit, using default\n"));
1948 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
1950 curLimit -= 32; /* leave a slack of 32 file descriptors */
1951 if (lwps > curLimit) {
1955 lwps = 16; /* default to a maximum of 16 threads */
1957 /* tune the ihandle fd cache accordingly */
1958 if (vol_io_params.fd_max_cachesize < curLimit)
1959 vol_io_params.fd_max_cachesize = curLimit + 1;
1962 ("The system supports a max of %d open files and we are starting %d threads (ihandle fd cache is %d)\n",
1963 curLimit, lwps, vol_io_params.fd_max_cachesize));
1966 /* Initialize volume support */
1968 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
1971 SetLogThreadNumProgram( rx_GetThreadNum );
1973 /* initialize libacl routines */
1974 acl_Initialize(ACL_VERSION);
1976 /* initialize RX support */
1977 #if !defined(AFS_NT40_ENV) && !defined(AFS_DARWIN160_ENV)
1978 rxi_syscallp = viced_syscall;
1980 rx_extraPackets = rxpackets;
1981 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
1982 rx_SetBusyThreshold(busy_threshold, VBUSY);
1983 rx_SetCallAbortThreshold(abort_threshold);
1984 rx_SetConnAbortThreshold(abort_threshold);
1986 stackSize = 128 * 1024;
1988 stackSize = lwps * 4000;
1989 if (stackSize < 32000)
1991 else if (stackSize > 44000)
1994 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
1995 rx_SetStackSize(1, stackSize);
1998 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
1999 rx_bindhost = SetupVL();
2001 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2002 ViceLog(0, ("Cannot initialize RX\n"));
2005 if (!rxJumbograms) {
2006 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2009 if (rxMaxMTU != -1) {
2010 if (rx_SetMaxMTU(rxMaxMTU) != 0) {
2011 ViceLog(0, ("rxMaxMTU %d is invalid\n", rxMaxMTU));
2016 rx_SetRxDeadTime(30);
2017 afsconf_SetSecurityFlags(confDir, AFSCONF_SECOPTS_ALWAYSENCRYPT);
2018 afsconf_BuildServerSecurityObjects(confDir, &securityClasses, &numClasses);
2020 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2021 1, /*service name */
2023 securityClasses, numClasses,
2024 RXAFS_ExecuteRequest);
2027 ("Failed to initialize RX, probably two servers running.\n"));
2030 if (rxkadDisableDotCheck) {
2031 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2032 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
2034 rx_SetMinProcs(tservice, 3);
2035 rx_SetMaxProcs(tservice, lwps);
2036 rx_SetCheckReach(tservice, 1);
2039 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
2040 numClasses, RXSTATS_ExecuteRequest);
2042 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2045 rx_SetMinProcs(tservice, 2);
2046 rx_SetMaxProcs(tservice, 4);
2048 /* Some rx debugging */
2049 if (rxlog || eventlog) {
2050 debugFile = afs_fopen("rx_dbg", "w");
2052 rx_debugFile = debugFile;
2054 rxevent_debugFile = debugFile;
2057 init_sys_error_to_et(); /* Set up error table translation */
2058 h_InitHostPackage(host_thread_quota); /* set up local cellname and realmname */
2059 InitCallBack(numberofcbs);
2062 code = InitVL(confDir);
2063 if (code && code != VL_MULTIPADDR) {
2064 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2069 if (code && code != -1) {
2070 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2074 /* allow super users to manage RX statistics */
2075 rx_SetRxStatUserOk(viced_SuperUser);
2077 opr_cv_init(&fsync_cond);
2078 opr_mutex_init(&fsync_glock_mutex);
2080 #if !defined(AFS_DEMAND_ATTACH_FS)
2082 * For DAFS, we do not start the Rx server threads until after
2083 * the volume package is initialized, and fileserver state is
2084 * restored. This is necessary in order to keep host and callback
2085 * package state pristine until we have a chance to restore state.
2087 * Furthermore, startup latency is much lower with dafs, so this
2088 * shouldn't pose a serious problem.
2090 rx_StartServer(0); /* now start handling requests */
2093 /* we ensure that there is enough space in the vnode buffer to satisfy
2094 ** requests from all concurrent threads.
2095 ** the maximum number of vnodes used by a single thread at any one time
2096 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2097 ** two vSmall for linking files and two vLarge and one vSmall for linking
2100 minVnodesRequired = 2 * lwps + 1;
2101 if (minVnodesRequired > nSmallVns) {
2102 nSmallVns = minVnodesRequired;
2104 ("Overriding -s command line parameter with %d\n",
2107 if (minVnodesRequired > large) {
2108 large = minVnodesRequired;
2109 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2112 /* We now do this after getting the listener up and running, so that client
2113 * connections don't timeout (maybe) if a file server is restarted, since it
2114 * will be available "real soon now". Worry about whether we can satisfy the
2115 * calls in the volume package itself.
2117 VOptDefaults(fileServer, &opts);
2118 opts.nLargeVnodes = large;
2119 opts.nSmallVnodes = nSmallVns;
2120 opts.volcache = volcache;
2121 opts.unsafe_attach = unsafe_attach;
2122 if (offline_timeout != -1) {
2123 opts.interrupt_rxcall = rx_InterruptCall;
2124 opts.offline_timeout = offline_timeout;
2126 if (offline_shutdown_timeout == -1) {
2127 /* default to -offline-timeout, if shutdown-specific timeout is not
2129 opts.offline_shutdown_timeout = offline_timeout;
2131 opts.interrupt_rxcall = rx_InterruptCall;
2132 opts.offline_shutdown_timeout = offline_shutdown_timeout;
2135 if (VInitVolumePackage2(fileServer, &opts)) {
2137 ("Shutting down: errors encountered initializing volume package\n"));
2142 /* Install handler to catch the shutdown signal;
2143 * bosserver assumes SIGQUIT shutdown
2145 opr_softsig_Register(SIGQUIT, ShutDown_Signal);
2147 if (VInitAttachVolumes(fileServer)) {
2149 ("Shutting down: errors encountered initializing volume package\n"));
2154 #ifdef AFS_DEMAND_ATTACH_FS
2155 if (fs_state.options.fs_state_restore) {
2158 * restore fileserver state */
2161 rx_StartServer(0); /* now start handling requests */
2162 #endif /* AFS_DEMAND_ATTACH_FS */
2165 * We are done calling fopen/fdopen. It is safe to use a large
2166 * of the file descriptor cache.
2170 ViceLog(5, ("Starting pthreads\n"));
2171 opr_Verify(pthread_attr_init(&tattr) == 0);
2172 opr_Verify(pthread_attr_setdetachstate(&tattr,
2173 PTHREAD_CREATE_DETACHED) == 0);
2175 opr_Verify(pthread_create(&serverPid, &tattr, FiveMinuteCheckLWP,
2176 &fiveminutes) == 0);
2177 opr_Verify(pthread_create(&serverPid, &tattr, HostCheckLWP,
2178 &fiveminutes) == 0);
2179 opr_Verify(pthread_create(&serverPid, &tattr, FsyncCheckLWP,
2180 &fiveminutes) == 0);
2182 gettimeofday(&tp, 0);
2185 * Figure out the FileServer's name and primary address.
2187 ViceLog(0, ("Getting FileServer name...\n"));
2188 code = gethostname(FS_HostName, 64);
2190 ViceLog(0, ("gethostname() failed\n"));
2192 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2194 ViceLog(0, ("Getting FileServer address...\n"));
2195 he = gethostbyname(FS_HostName);
2197 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2200 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2201 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2202 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2204 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2205 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2209 strftime(tbuffer, sizeof(tbuffer), "%a %b %d %H:%M:%S %Y",
2210 localtime_r(&t, &tm));
2211 ViceLog(0, ("File Server started %s\n", tbuffer));
2212 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2214 sleep(1000); /* long time */