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>
31 #include <sys/types.h>
32 #include <afs/procmgmt.h> /* signal(), kill(), wait(), etc. */
38 #include <WINNT/afsevent.h>
41 #include <netinet/in.h>
43 #include <unistd.h> /* sysconf() */
47 #endif /* ITIMER_REAL */
48 #include <sys/resource.h>
49 #endif /* AFS_NT40_ENV */
54 #ifdef AFS_PTHREAD_ENV
56 #else /* AFS_PTHREAD_ENV */
57 #include <afs/assert.h>
58 #endif /* AFS_PTHREAD_ENV */
61 #include <afs/ptclient.h>
62 #include <afs/afsint.h>
63 #include <afs/vldbint.h>
64 #include <afs/errors.h>
65 #include <afs/ihandle.h>
66 #include <afs/vnode.h>
67 #include <afs/volume.h>
69 #include <afs/cellconfig.h>
71 #include <afs/prs_fs.h>
74 #include <afs/afs_args.h>
75 #include <afs/vlserver.h>
76 #include <afs/afsutil.h>
77 #include <afs/fileutil.h>
78 #include <afs/ptuser.h>
79 #include <afs/audit.h>
80 #include <afs/partition.h>
82 #include <afs/netutils.h>
84 #include "viced_prototypes.h"
87 #ifdef AFS_PTHREAD_ENV
90 #if defined(AFS_SGI_ENV)
91 #include "sys/schedctl.h"
94 #include <rx/rx_globals.h>
97 #define afs_stat stat64
98 #define afs_fstat fstat64
99 #define afs_open open64
100 #define afs_fopen fopen64
101 #else /* !O_LARGEFILE */
102 #define afs_stat stat
103 #define afs_fstat fstat
104 #define afs_open open
105 #define afs_fopen fopen
106 #endif /* !O_LARGEFILE */
108 extern int BreakVolumeCallBacks(), InitCallBack();
109 extern int BreakVolumeCallBacks(), InitCallBack(), BreakLaterCallBacks();
110 extern int BreakVolumeCallBacksLater();
111 extern int LogLevel, etext;
112 extern afs_int32 BlocksSpare, PctSpare;
114 void *ShutDown(void *);
115 static void ClearXStatValues(), NewParms(), PrintCounters();
116 static void ResetCheckDescriptors(void), ResetCheckSignal(void);
117 static void *CheckSignal(void *);
118 extern int GetKeysFromToken();
119 extern int RXAFS_ExecuteRequest();
120 extern int RXSTATS_ExecuteRequest();
121 afs_int32 Do_VLRegisterRPC();
123 int eventlog = 0, rxlog = 0;
125 FILE *console = NULL;
127 #ifdef AFS_PTHREAD_ENV
128 pthread_mutex_t fsync_glock_mutex;
129 pthread_cond_t fsync_cond;
132 #endif /* AFS_PTHREAD_ENV */
135 #define AFS_QUIETFS_ENV 1
136 #define NT_OPEN_MAX 1024 /* This is an arbitrary no. we came up with for
137 * now. We hope this will be replaced by a more
138 * intelligent estimate later. */
141 int SystemId; /* ViceID of "Administrators" */
142 int SystemAnyUser; /* Viceid of "System:AnyUser" */
143 prlist SystemAnyUserCPS; /* CPS for "system:AnyUser */
144 int AnonymousID = 0; /* ViceId of "Anonymous" */
145 prlist AnonCPS; /* CPS for "Anonymous" */
147 struct afsconf_dir *confDir; /* Configuration dir object */
149 int restartMode = RESTART_ORDINARY;
152 * Home for the performance statistics.
154 struct afs_PerfStats afs_perfstats;
157 extern int Statistics;
165 int rxJumbograms = 0; /* default is to not send and receive jumbograms. */
166 int rxBind = 0; /* don't bind */
167 int rxkadDisableDotCheck = 0; /* disable check for dot in principal name */
169 afs_int32 implicitAdminRights = PRSFS_LOOKUP; /* The ADMINISTER right is
171 afs_int32 readonlyServer = 0;
174 int stackSize = 24000;
175 int fiveminutes = 300; /* 5 minutes. Change this for debugging only */
176 int CurrentConnections = 0;
177 int hostaclRefresh = 7200; /* refresh host clients' acls every 2 hrs */
178 #if defined(AFS_SGI_ENV)
183 int rxpackets = 150; /* 100 */
184 int nSmallVns = 400; /* 200 */
185 int large = 400; /* 200 */
186 int volcache = 400; /* 400 */
187 int numberofcbs = 60000; /* 60000 */
188 int lwps = 9; /* 6 */
189 int buffs = 90; /* 70 */
190 int novbc = 0; /* Enable Volume Break calls */
191 int busy_threshold = 600;
192 int abort_threshold = 10;
193 int udpBufSize = 0; /* UDP buffer size for receive */
194 int sendBufSize = 16384; /* send buffer size */
195 int saneacls = 0; /* Sane ACLs Flag */
199 #ifdef AFS_PTHREAD_ENV
200 pthread_key_t viced_uclient_key;
203 #ifdef AFS_PTHREAD_ENV
204 pthread_key_t viced_uclient_key;
208 * FileServer's name and IP address, both network byte order and
211 #define ADDRSPERSITE 16 /* Same global is in rx/rx_user.c */
213 char FS_HostName[128] = "localhost";
214 afs_uint32 FS_HostAddr_NBO;
215 afs_uint32 FS_HostAddr_HBO;
216 afs_uint32 FS_HostAddrs[ADDRSPERSITE], FS_HostAddr_cnt = 0, FS_registered = 0;
217 /* All addresses in FS_HostAddrs are in NBO */
220 static void FlagMsg();
222 #ifdef AFS_DEMAND_ATTACH_FS
225 * fileserver mode support
227 * during fileserver shutdown, we have to track the graceful shutdown of
228 * certain background threads before we are allowed to dump state to
232 #if !defined(PTHREAD_RWLOCK_INITIALIZER) && defined(AFS_DARWIN80_ENV)
233 #define PTHREAD_RWLOCK_INITIALIZER {0x2DA8B3B4, {0}}
236 struct fs_state fs_state =
243 PTHREAD_COND_INITIALIZER,
244 PTHREAD_RWLOCK_INITIALIZER
246 #endif /* AFS_DEMAND_ATTACH_FS */
249 * Home for the performance statistics.
254 CheckDescriptors(void *unused)
257 struct afs_stat status;
258 register int tsize = getdtablesize();
260 for (i = 0; i < tsize; i++) {
261 if (afs_fstat(i, &status) != -1) {
262 printf("%d: dev %x, inode %u, length %u, type/mode %x\n", i,
263 status.st_dev, status.st_ino,
264 (unsigned int) status.st_size,
269 ResetCheckDescriptors();
272 } /*CheckDescriptors */
275 #ifdef AFS_PTHREAD_ENV
277 CheckSignal_Signal(x)
289 CheckDescriptors_Signal(x)
291 CheckDescriptors(NULL);
293 #else /* AFS_PTHREAD_ENV */
295 CheckSignal_Signal(x)
297 IOMGR_SoftSig(CheckSignal, 0);
303 IOMGR_SoftSig(ShutDown, 0);
307 CheckDescriptors_Signal(x)
309 IOMGR_SoftSig(CheckDescriptors, 0);
311 #endif /* AFS_PTHREAD_ENV */
313 /* check whether caller is authorized to manage RX statistics */
315 fs_rxstat_userok(struct rx_call *call)
317 return afsconf_SuperUser(confDir, call, NULL);
321 ResetCheckSignal(void)
325 #if defined(AFS_HPUX_ENV)
328 #if defined(AFS_NT40_ENV)
335 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
336 softsig_signal(signo, CheckSignal_Signal);
338 signal(signo, CheckSignal_Signal);
343 ResetCheckDescriptors(void)
346 #if defined(AFS_PTHREAD_ENV)
347 softsig_signal(SIGTERM, CheckDescriptors_Signal);
349 (void)signal(SIGTERM, CheckDescriptors_Signal);
354 #if defined(AFS_PTHREAD_ENV)
358 return pthread_getspecific(rx_thread_id_key);
362 /* proc called by rxkad module to get a key */
364 get_key(char *arock, register afs_int32 akvno, struct ktc_encryptionKey *akey)
367 static struct afsconf_key tkey;
368 register afs_int32 code;
371 ViceLog(0, ("conf dir not open\n"));
374 code = afsconf_GetKey(confDir, akvno, (struct ktc_encryptionKey *)tkey.key);
376 ViceLog(0, ("afsconf_GetKey failure: kvno %d code %d\n", akvno, code));
379 memcpy(akey, tkey.key, sizeof(tkey.key));
386 viced_syscall(afs_uint32 a3, afs_uint32 a4, void *a5)
391 #ifndef AFS_LINUX20_ENV
392 old = (void (*)())signal(SIGSYS, SIG_IGN);
394 rcode = syscall(AFS_SYSCALL, 28 /* AFSCALL_CALL */ , a3, a4, a5);
395 #ifndef AFS_LINUX20_ENV
403 #if !defined(AFS_NT40_ENV)
404 #include "AFS_component_version_number.c"
405 #endif /* !AFS_NT40_ENV */
407 #define MAXADMINNAME 64
408 char adminName[MAXADMINNAME];
414 struct afs_stat status;
416 if ((afs_stat("/AdminName", &status)) || /* if file does not exist */
417 (status.st_size <= 0) || /* or it is too short */
418 (status.st_size >= (MAXADMINNAME)) || /* or it is too long */
419 !(fd = afs_open("/AdminName", O_RDONLY, 0))) { /* or the open fails */
420 strcpy(adminName, "System:Administrators"); /* use the default name */
422 (void)read(fd, adminName, status.st_size); /* use name from the file */
425 close(fd); /* close fd if it was opened */
427 } /*CheckAdminName */
433 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
434 /* set our 'thread-id' so that the host hold table works */
435 MUTEX_ENTER(&rx_stats_mutex); /* protects rxi_pthread_hinum */
437 pthread_setspecific(rx_thread_id_key, (void *)rxi_pthread_hinum);
438 MUTEX_EXIT(&rx_stats_mutex);
440 ("Set thread id %d for '%s'\n",
441 pthread_getspecific(rx_thread_id_key), s));
445 /* This LWP does things roughly every 5 minutes */
447 FiveMinuteCheckLWP(void *unused)
452 ViceLog(1, ("Starting five minute check process\n"));
453 setThreadId("FiveMinuteCheckLWP");
455 #ifdef AFS_DEMAND_ATTACH_FS
457 while (fs_state.mode == FS_MODE_NORMAL) {
458 fs_state.FiveMinuteLWP_tranquil = 1;
464 #ifdef AFS_PTHREAD_ENV
466 #else /* AFS_PTHREAD_ENV */
467 IOMGR_Sleep(fiveminutes);
468 #endif /* AFS_PTHREAD_ENV */
470 #ifdef AFS_DEMAND_ATTACH_FS
472 if (fs_state.mode != FS_MODE_NORMAL) {
475 fs_state.FiveMinuteLWP_tranquil = 0;
479 /* close the log so it can be removed */
480 ReOpenLog(AFSDIR_SERVER_FILELOG_FILEPATH); /* don't trunc, just append */
481 ViceLog(2, ("Cleaning up timed out callbacks\n"));
482 if (CleanupTimedOutCallBacks())
483 ViceLog(5, ("Timed out callbacks deleted\n"));
484 ViceLog(2, ("Set disk usage statistics\n"));
486 if (FS_registered == 1)
488 /* Force wakeup in case we missed something; pthreads does timedwait */
489 #ifndef AFS_PTHREAD_ENV
490 LWP_NoYieldSignal(fsync_wait);
492 if (printBanner && (++msg & 1)) { /* Every 10 minutes */
493 time_t now = FT_ApproxTime();
494 if (console != NULL) {
495 #ifndef AFS_QUIETFS_ENV
496 fprintf(console, "File server is running at %s\r",
497 afs_ctime(&now, tbuffer, sizeof(tbuffer)));
498 #endif /* AFS_QUIETFS_ENV */
500 ("File server is running at %s\n",
501 afs_ctime(&now, tbuffer, sizeof(tbuffer))));
504 #ifdef AFS_DEMAND_ATTACH_FS
508 #ifdef AFS_DEMAND_ATTACH_FS
509 fs_state.FiveMinuteLWP_tranquil = 1;
511 assert(pthread_cond_broadcast(&fs_state.worker_done_cv)==0);
516 } /*FiveMinuteCheckLWP */
519 /* This LWP does host checks every 5 minutes: it should not be used for
520 * other 5 minute activities because it may be delayed by timeouts when
521 * it probes the workstations
525 HostCheckLWP(void *unused)
527 ViceLog(1, ("Starting Host check process\n"));
528 setThreadId("HostCheckLWP");
529 #ifdef AFS_DEMAND_ATTACH_FS
531 while (fs_state.mode == FS_MODE_NORMAL) {
532 fs_state.HostCheckLWP_tranquil = 1;
538 #ifdef AFS_PTHREAD_ENV
540 #else /* AFS_PTHREAD_ENV */
541 IOMGR_Sleep(fiveminutes);
542 #endif /* AFS_PTHREAD_ENV */
544 #ifdef AFS_DEMAND_ATTACH_FS
546 if (fs_state.mode != FS_MODE_NORMAL) {
549 fs_state.HostCheckLWP_tranquil = 0;
553 ViceLog(2, ("Checking for dead venii & clients\n"));
556 #ifdef AFS_DEMAND_ATTACH_FS
560 #ifdef AFS_DEMAND_ATTACH_FS
561 fs_state.HostCheckLWP_tranquil = 1;
563 assert(pthread_cond_broadcast(&fs_state.worker_done_cv)==0);
570 /* This LWP does fsync checks every 5 minutes: it should not be used for
571 * other 5 minute activities because it may be delayed by timeouts when
572 * it probes the workstations
575 FsyncCheckLWP(void *unused)
578 #ifdef AFS_PTHREAD_ENV
579 struct timespec fsync_next;
581 ViceLog(1, ("Starting fsync check process\n"));
583 setThreadId("FsyncCheckLWP");
585 #ifdef AFS_DEMAND_ATTACH_FS
587 while (fs_state.mode == FS_MODE_NORMAL) {
588 fs_state.FsyncCheckLWP_tranquil = 1;
594 #ifdef AFS_PTHREAD_ENV
595 /* rounding is fine */
596 fsync_next.tv_nsec = 0;
597 fsync_next.tv_sec = time(0) + fiveminutes;
600 pthread_cond_timedwait(&fsync_cond, &fsync_glock_mutex,
602 if (code != 0 && code != ETIMEDOUT)
603 ViceLog(0, ("pthread_cond_timedwait returned %d\n", code));
604 #else /* AFS_PTHREAD_ENV */
605 if ((code = LWP_WaitProcess(fsync_wait)) != LWP_SUCCESS)
606 ViceLog(0, ("LWP_WaitProcess returned %d\n", code));
607 #endif /* AFS_PTHREAD_ENV */
610 #ifdef AFS_DEMAND_ATTACH_FS
612 if (fs_state.mode != FS_MODE_NORMAL) {
615 fs_state.FsyncCheckLWP_tranquil = 0;
617 #endif /* AFS_DEMAND_ATTACH_FS */
619 ViceLog(2, ("Checking for fsync events\n"));
621 code = BreakLaterCallBacks();
623 #ifdef AFS_DEMAND_ATTACH_FS
627 #ifdef AFS_DEMAND_ATTACH_FS
628 fs_state.FsyncCheckLWP_tranquil = 1;
630 assert(pthread_cond_broadcast(&fs_state.worker_done_cv)==0);
633 #endif /* AFS_DEMAND_ATTACH_FS */
637 /*------------------------------------------------------------------------
638 * PRIVATE ClearXStatValues
641 * Initialize all of the values collected via the xstat
651 * Must be called during File Server initialization.
655 *------------------------------------------------------------------------*/
659 { /*ClearXStatValues */
661 struct fs_stats_opTimingData *opTimeP; /*Ptr to timing struct */
662 struct fs_stats_xferData *opXferP; /*Ptr to xfer struct */
663 int i; /*Loop counter */
666 * Zero all xstat-related structures.
668 memset((char *)(&afs_perfstats), 0, sizeof(struct afs_PerfStats));
669 #if FS_STATS_DETAILED
670 memset((char *)(&afs_FullPerfStats), 0,
671 sizeof(struct fs_stats_FullPerfStats));
674 * That's not enough. We have to set reasonable minima for
675 * time and xfer values in the detailed stats.
677 opTimeP = &(afs_FullPerfStats.det.rpcOpTimes[0]);
678 for (i = 0; i < FS_STATS_NUM_RPC_OPS; i++, opTimeP++)
679 opTimeP->minTime.tv_sec = 999999;
681 opXferP = &(afs_FullPerfStats.det.xferOpTimes[0]);
682 for (i = 0; i < FS_STATS_NUM_XFER_OPS; i++, opXferP++) {
683 opXferP->minTime.tv_sec = 999999;
684 opXferP->minBytes = 999999999;
688 * There's more. We have to set our unique system identifier, as
689 * declared in param.h. If such a thing is not defined, we bitch
690 * and declare ourselves to be an unknown system type.
693 afs_perfstats.sysname_ID = SYS_NAME_ID;
696 ViceLog(0, ("Sys name ID constant not defined in param.h!!\n"));
697 ViceLog(0, ("[Choosing ``undefined'' sys name ID.\n"));
699 afs_perfstats.sysname_ID = SYS_NAME_ID_UNDEFINED;
700 #endif /* SYS_NAME_ID */
703 } /*ClearXStatValues */
705 int CopyOnWrite_calls = 0, CopyOnWrite_off0 = 0, CopyOnWrite_size0 = 0;
706 afs_fsize_t CopyOnWrite_maxsize = 0;
711 int dirbuff, dircall, dirio;
713 int workstations, activeworkstations, delworkstations;
717 FT_GetTimeOfDay(&tpl, 0);
720 ("Vice was last started at %s\n",
721 afs_ctime(&StartTime, tbuffer, sizeof(tbuffer))));
723 #ifdef AFS_DEMAND_ATTACH_FS
724 /* XXX perhaps set extended stats verbosity flags
725 * based upon LogLevel ?? */
726 VPrintExtendedCacheStats(VOL_STATS_PER_CHAIN2);
730 DStat(&dirbuff, &dircall, &dirio);
732 ("With %d directory buffers; %d reads resulted in %d read I/Os\n",
733 dirbuff, dircall, dirio));
734 rx_PrintStats(stderr);
736 PrintCallBackStats();
738 processSize = -1; /* TODO: */
740 processSize = (int)((long)sbrk(0) >> 10);
743 ("There are %d connections, process size %d\n",
744 CurrentConnections, processSize));
745 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
746 tpl.tv_sec - 15 * 60);
748 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
749 workstations, activeworkstations, delworkstations));
750 ViceLog(0, ("CopyOnWrite: calls %d off0 %d size0 %d maxsize 0x%llx\n",
751 CopyOnWrite_calls, CopyOnWrite_off0, CopyOnWrite_size0, CopyOnWrite_maxsize));
760 CheckSignal(void *unused)
762 if (FS_registered > 0) {
764 * We have proper ip addresses; tell the vlserver what we got; the following
765 * routine will do the proper reporting for us
778 ShutDownAndCore(int dopanic)
780 time_t now = time(0);
783 /* do not allows new reqests to be served from now on, all new requests
784 * are returned with an error code of RX_RESTARTING ( transient failure ) */
785 rx_SetRxTranquil(); /* dhruba */
787 #ifdef AFS_DEMAND_ATTACH_FS
789 fs_state.mode = FS_MODE_SHUTDOWN;
794 ("Shutting down file server at %s",
795 afs_ctime(&now, tbuffer, sizeof(tbuffer))));
797 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
798 #ifndef AFS_QUIETFS_ENV
799 if (console != NULL) {
800 fprintf(console, "File server restart/shutdown received at %s\r",
801 afs_ctime(&now, tbuffer, sizeof(tbuffer)));
808 /* shut down volume package */
811 #ifdef AFS_DEMAND_ATTACH_FS
812 if (fs_state.options.fs_state_save) {
815 * save fileserver state to disk */
817 /* make sure background threads have finished all of their asynchronous
818 * work on host and callback structures */
820 while (!fs_state.FiveMinuteLWP_tranquil ||
821 !fs_state.HostCheckLWP_tranquil ||
822 !fs_state.FsyncCheckLWP_tranquil) {
825 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
826 assert(pthread_cond_wait(&fs_state.worker_done_cv, &fileproc_glock_mutex) == 0);
831 /* ok. it should now be fairly safe. let's do the state dump */
834 #endif /* AFS_DEMAND_ATTACH_FS */
837 rx_PrintStats(debugFile);
840 if (console != NULL) {
843 #ifndef AFS_QUIETFS_ENV
844 fprintf(console, "File server has terminated abnormally at %s\r",
845 afs_ctime(&now, tbuffer, sizeof(tbuffer)));
848 ("File server has terminated abnormally at %s\n",
849 afs_ctime(&now, tbuffer, sizeof(tbuffer))));
851 #ifndef AFS_QUIETFS_ENV
852 fprintf(console, "File server has terminated normally at %s\r",
853 afs_ctime(&now, tbuffer, sizeof(tbuffer)));
856 ("File server has terminated normally at %s\n",
857 afs_ctime(&now, tbuffer, sizeof(tbuffer))));
868 ShutDown(void *unused)
869 { /* backward compatibility */
870 ShutDownAndCore(DONTPANIC);
878 /* default supports help flag */
880 fputs("Usage: fileserver ", stdout);
881 fputs("[-auditlog <log path>] ", stdout);
882 fputs("[-d <debug level>] ", stdout);
883 fputs("[-p <number of processes>] ", stdout);
884 fputs("[-spare <number of spare blocks>] ", stdout);
885 fputs("[-pctspare <percentage spare>] ", stdout);
886 fputs("[-b <buffers>] ", stdout);
887 fputs("[-l <large vnodes>] ", stdout);
888 fputs("[-s <small vnodes>] ", stdout);
889 fputs("[-vc <volume cachesize>] ", stdout);
890 fputs("[-w <call back wait interval>] ", stdout);
891 fputs("[-cb <number of call backs>] ", stdout);
892 fputs("[-banner (print banner every 10 minutes)] ", stdout);
893 fputs("[-novbc (whole volume cbs disabled)] ", stdout);
894 fputs("[-implicit <admin mode bits: rlidwka>] ", stdout);
895 fputs("[-readonly (read-only file server)] ", stdout);
896 fputs("[-hr <number of hours between refreshing the host cps>] ", stdout);
897 fputs("[-busyat <redirect clients when queue > n>] ", stdout);
898 fputs("[-nobusy <no VBUSY before a volume is attached>] ", stdout);
899 fputs("[-rxpck <number of rx extra packets>] ", stdout);
900 fputs("[-rxdbg (enable rx debugging)] ", stdout);
901 fputs("[-rxdbge (enable rxevent debugging)] ", stdout);
902 fputs("[-rxmaxmtu <bytes>] ", stdout);
903 fputs("[-rxbind (bind the Rx socket to one address)] ", stdout);
904 fputs("[-allow-dotted-principals (disable the rxkad principal name dot check)] ", stdout);
905 #ifdef AFS_DEMAND_ATTACH_FS
906 fputs("[-fs-state-dont-save (disable state save during shutdown)] ", stdout);
907 fputs("[-fs-state-dont-restore (disable state restore during startup)] ", stdout);
908 fputs("[-fs-state-verify <none|save|restore|both> (default is both)] ", stdout);
909 fputs("[-vattachpar <max number of volume attach/shutdown threads> (default is 1)] ", stdout);
910 fputs("[-vhashsize <log(2) of number of volume hash buckets> (default is 8)] ", stdout);
911 fputs("[-vlrudisable (disable VLRU functionality)] ", stdout);
912 fputs("[-vlruthresh <minutes before unused volumes become eligible for soft detach> (default is 2 hours)] ", stdout);
913 fputs("[-vlruinterval <seconds between VLRU scans> (default is 2 minutes)] ", stdout);
914 fputs("[-vlrumax <max volumes to soft detach in one VLRU scan> (default is 8)] ", stdout);
915 #elif AFS_PTHREAD_ENV
916 fputs("[-vattachpar <number of volume attach threads> (default is 1)] ", stdout);
919 fputs("[-m <min percentage spare in partition>] ", stdout);
921 #if defined(AFS_SGI_ENV)
922 fputs("[-lock (keep fileserver from swapping)] ", stdout);
924 fputs("[-L (large server conf)] ", stdout);
925 fputs("[-S (small server conf)] ", stdout);
926 fputs("[-k <stack size>] ", stdout);
927 fputs("[-realm <Kerberos realm name>] ", stdout);
928 fputs("[-udpsize <size of socket buffer in bytes>] ", stdout);
929 fputs("[-sendsize <size of send buffer in bytes>] ", stdout);
930 fputs("[-abortthreshold <abort threshold>] ", stdout);
931 fputs("[-nojumbo (disable jumbogram network packets - deprecated)] ", stdout);
932 fputs("[-jumbo (enable jumbogram network packets)] ", stdout);
933 /* fputs("[-enable_peer_stats] ", stdout); */
934 /* fputs("[-enable_process_stats] ", stdout); */
935 fputs("[-help]\n", stdout);
937 ViceLog(0, ("%s", buffer));
946 ParseRights(char *arights)
952 if (!arights || !strcmp(arights, "")) {
953 printf("Missing list of mode bits on -implicit option\n");
956 if (!strcmp(arights, "none"))
958 else if (!strcmp(arights, "read"))
959 mode = PRSFS_READ | PRSFS_LOOKUP;
960 else if (!strcmp(arights, "write"))
962 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
963 PRSFS_WRITE | PRSFS_LOCK;
964 else if (!strcmp(arights, "all"))
966 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
967 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
969 len = strlen(arights);
970 for (i = 0; i < len; i++) {
975 mode |= PRSFS_LOOKUP;
977 mode |= PRSFS_INSERT;
979 mode |= PRSFS_DELETE;
985 mode |= PRSFS_ADMINISTER;
1003 printf("Illegal -implicit rights character '%c'.\n", tc);
1012 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
1013 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
1016 * AIX: sysconf() limit is real
1017 * HP-UX: sysconf() limit is real
1018 * IRIX: sysconf() limit is apparently NOT real -- too small
1019 * DUX: sysconf() limit is apparently NOT real -- too big
1020 * Linux: sysconf() limit is apparently NOT real -- too big
1021 * Solaris: no sysconf() limit
1024 max_fileserver_thread(void)
1026 #if defined(AFS_PTHREAD_ENV)
1027 #if defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV)
1030 ans = sysconf(_SC_THREAD_THREADS_MAX);
1031 if (0 < ans && ans < MAX_FILESERVER_THREAD)
1034 #endif /* defined(AFS_PTHREAD_ENV) */
1035 return MAX_FILESERVER_THREAD;
1039 ParseArgs(int argc, char *argv[])
1041 int SawL = 0, SawS = 0, SawVC = 0;
1042 int Sawrxpck = 0, Sawsmall = 0, Sawlarge = 0, Sawcbs = 0, Sawlwps =
1046 int bufSize = 0; /* temp variable to read in udp socket buf size */
1048 for (i = 1; i < argc; i++) {
1049 if (!strcmp(argv[i], "-d")) {
1050 if ((i + 1) >= argc) {
1051 fprintf(stderr, "missing argument for -d\n");
1054 debuglevel = atoi(argv[++i]);
1055 LogLevel = debuglevel;
1056 } else if (!strcmp(argv[i], "-banner")) {
1058 } else if (!strcmp(argv[i], "-implicit")) {
1059 if ((i + 1) >= argc) {
1060 fprintf(stderr, "missing argument for -implicit\n");
1063 implicitAdminRights = ParseRights(argv[++i]);
1064 if (implicitAdminRights < 0)
1065 return implicitAdminRights;
1066 } else if (!strcmp(argv[i], "-readonly")) {
1068 } else if (!strcmp(argv[i], "-L")) {
1070 } else if (!strcmp(argv[i], "-S")) {
1072 } else if (!strcmp(argv[i], "-p")) {
1074 max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1076 if ((i + 1) >= argc) {
1077 fprintf(stderr, "missing argument for -p\n");
1080 lwps = atoi(argv[++i]);
1081 if (lwps > lwps_max)
1085 } else if (!strcmp(argv[i], "-b")) {
1087 if ((i + 1) >= argc) {
1088 fprintf(stderr, "missing argument for -b\n");
1091 buffs = atoi(argv[++i]);
1092 } else if (!strcmp(argv[i], "-l")) {
1094 if ((i + 1) >= argc) {
1095 fprintf(stderr, "missing argument for -l\n");
1098 large = atoi(argv[++i]);
1099 } else if (!strcmp(argv[i], "-vc")) {
1101 if ((i + 1) >= argc) {
1102 fprintf(stderr, "missing argument for -vc\n");
1105 volcache = atoi(argv[++i]);
1106 } else if (!strcmp(argv[i], "-novbc")) {
1108 } else if (!strcmp(argv[i], "-rxpck")) {
1110 if ((i + 1) >= argc) {
1111 fprintf(stderr, "missing argument for -rxpck\n");
1114 rxpackets = atoi(argv[++i]);
1115 #ifdef AFS_PTHREAD_ENV
1116 } else if (!strcmp(argv[i], "-vattachpar")) {
1117 if ((i + 1) >= argc) {
1118 fprintf(stderr, "missing argument for %s\n", argv[i]);
1121 vol_attach_threads = atoi(argv[++i]);
1122 #endif /* AFS_PTHREAD_ENV */
1123 #ifdef AFS_DEMAND_ATTACH_FS
1124 } else if (!strcmp(argv[i], "-fs-state-dont-save")) {
1125 fs_state.options.fs_state_save = 0;
1126 } else if (!strcmp(argv[i], "-fs-state-dont-restore")) {
1127 fs_state.options.fs_state_restore = 0;
1128 } else if (!strcmp(argv[i], "-fs-state-verify")) {
1129 if ((i + 1) >= argc) {
1130 fprintf(stderr, "missing argument for %s\n", argv[i]);
1134 if (!strcmp(argv[i], "none")) {
1135 fs_state.options.fs_state_verify_before_save = 0;
1136 fs_state.options.fs_state_verify_after_restore = 0;
1137 } else if (!strcmp(argv[i], "save")) {
1138 fs_state.options.fs_state_verify_after_restore = 0;
1139 } else if (!strcmp(argv[i], "restore")) {
1140 fs_state.options.fs_state_verify_before_save = 0;
1141 } else if (!strcmp(argv[i], "both")) {
1144 fprintf(stderr, "invalid argument for %s\n", argv[i-1]);
1147 } else if (!strcmp(argv[i], "-vhashsize")) {
1148 if ((i + 1) >= argc) {
1149 fprintf(stderr, "missing argument for %s\n", argv[i]);
1152 VSetVolHashSize(atoi(argv[++i]));
1153 } else if (!strcmp(argv[i], "-vlrudisable")) {
1154 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1155 } else if (!strcmp(argv[i], "-vlruthresh")) {
1156 if ((i + 1) >= argc) {
1157 fprintf(stderr, "missing argument for %s\n", argv[i]);
1160 VLRU_SetOptions(VLRU_SET_THRESH, 60*atoi(argv[++i]));
1161 } else if (!strcmp(argv[i], "-vlruinterval")) {
1162 if ((i + 1) >= argc) {
1163 fprintf(stderr, "missing argument for %s\n", argv[i]);
1166 VLRU_SetOptions(VLRU_SET_INTERVAL, atoi(argv[++i]));
1167 } else if (!strcmp(argv[i], "-vlrumax")) {
1168 if ((i + 1) >= argc) {
1169 fprintf(stderr, "missing argument for %s\n", argv[i]);
1172 VLRU_SetOptions(VLRU_SET_MAX, atoi(argv[++i]));
1173 #endif /* AFS_DEMAND_ATTACH_FS */
1174 } else if (!strcmp(argv[i], "-s")) {
1176 if ((i + 1) >= argc) {
1177 fprintf(stderr, "missing argument for -s\n");
1180 nSmallVns = atoi(argv[++i]);
1181 } else if (!strcmp(argv[i], "-abortthreshold")) {
1182 if ((i + 1) >= argc) {
1183 fprintf(stderr, "missing argument for -abortthreshold\n");
1186 abort_threshold = atoi(argv[++i]);
1187 } else if (!strcmp(argv[i], "-k")) {
1188 if ((i + 1) >= argc) {
1189 fprintf(stderr, "missing argument for -k\n");
1192 stack = atoi(argv[++i]);
1194 #if defined(AFS_SGI_ENV)
1195 else if (!strcmp(argv[i], "-lock")) {
1199 else if (!strcmp(argv[i], "-spare")) {
1200 if ((i + 1) >= argc) {
1201 fprintf(stderr, "missing argument for -spare\n");
1204 BlocksSpare = atoi(argv[++i]);
1206 } else if (!strcmp(argv[i], "-pctspare")) {
1207 if ((i + 1) >= argc) {
1208 fprintf(stderr, "missing argument for -pctspare\n");
1211 PctSpare = atoi(argv[++i]);
1212 BlocksSpare = 0; /* has non-zero default */
1214 } else if (!strcmp(argv[i], "-w")) {
1215 if ((i + 1) >= argc) {
1216 fprintf(stderr, "missing argument for -w\n");
1219 fiveminutes = atoi(argv[++i]);
1220 } else if (!strcmp(argv[i], "-hr")) {
1222 if ((i + 1) >= argc) {
1223 fprintf(stderr, "missing argument for -hr\n");
1226 hr = atoi(argv[++i]);
1227 if ((hr < 1) || (hr > 36)) {
1229 ("host acl refresh interval of %d hours is invalid; hours must be between 1 and 36\n\n",
1233 hostaclRefresh = hr * 60 * 60;
1234 } else if (!strcmp(argv[i], "-rxdbg"))
1236 else if (!strcmp(argv[i], "-rxdbge"))
1238 else if (!strcmp(argv[i], "-cb")) {
1240 if ((i + 1) >= argc) {
1241 fprintf(stderr, "missing argument for -cb\n");
1244 numberofcbs = atoi(argv[++i]);
1245 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1247 ("number of cbs %d invalid; must be between 10000 and 2147483647\n",
1251 } else if (!strcmp(argv[i], "-busyat")) {
1253 if ((i + 1) >= argc) {
1254 fprintf(stderr, "missing argument for -busyat\n");
1257 busy_threshold = atoi(argv[++i]);
1258 if (busy_threshold < 10) {
1260 ("Busy threshold %d is too low, will compute default.\n",
1264 } else if (!strcmp(argv[i], "-nobusy"))
1266 #ifdef AFS_AIX32_ENV
1267 else if (!strcmp(argv[i], "-m")) {
1268 extern int aixlow_water;
1269 if ((i + 1) >= argc) {
1270 fprintf(stderr, "missing argument for -m\n");
1273 aixlow_water = atoi(argv[++i]);
1274 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1275 printf("space reserved %d% invalid; must be between 0-30%\n",
1281 else if (!strcmp(argv[i], "-nojumbo")) {
1283 } else if (!strcmp(argv[i], "-jumbo")) {
1285 } else if (!strcmp(argv[i], "-rxbind")) {
1287 } else if (!strcmp(argv[i], "-allow-dotted-principals")) {
1288 rxkadDisableDotCheck = 1;
1289 } else if (!strcmp(argv[i], "-rxmaxmtu")) {
1290 if ((i + 1) >= argc) {
1291 fprintf(stderr, "missing argument for -rxmaxmtu\n");
1294 rxMaxMTU = atoi(argv[++i]);
1295 if ((rxMaxMTU < RX_MIN_PACKET_SIZE) ||
1296 (rxMaxMTU > RX_MAX_PACKET_DATA_SIZE)) {
1297 printf("rxMaxMTU %d%% invalid; must be between %d-%d\n",
1298 rxMaxMTU, RX_MIN_PACKET_SIZE,
1299 RX_MAX_PACKET_DATA_SIZE);
1302 } else if (!strcmp(argv[i], "-realm")) {
1303 extern char local_realms[AFS_NUM_LREALMS][AFS_REALM_SZ];
1304 extern int num_lrealms;
1305 if ((i + 1) >= argc) {
1306 fprintf(stderr, "missing argument for -realm\n");
1309 if (strlen(argv[++i]) >= AFS_REALM_SZ) {
1311 ("-realm argument must contain fewer than %d characters.\n",
1315 if (num_lrealms == -1)
1317 if (num_lrealms >= AFS_NUM_LREALMS) {
1319 ("a maximum of %d -realm arguments can be specified.\n",
1323 strncpy(local_realms[num_lrealms++], argv[i], AFS_REALM_SZ);
1324 } else if (!strcmp(argv[i], "-udpsize")) {
1325 if ((i + 1) >= argc) {
1326 printf("You have to specify -udpsize <integer value>\n");
1329 bufSize = atoi(argv[++i]);
1330 if (bufSize < rx_GetMinUdpBufSize())
1332 ("Warning:udpsize %d is less than minimum %d; ignoring\n",
1333 bufSize, rx_GetMinUdpBufSize());
1335 udpBufSize = bufSize;
1336 } else if (!strcmp(argv[i], "-sendsize")) {
1337 if ((i + 1) >= argc) {
1338 printf("You have to specify -sendsize <integer value>\n");
1341 bufSize = atoi(argv[++i]);
1342 if (bufSize < 16384)
1344 ("Warning:sendsize %d is less than minimum %d; ignoring\n",
1347 sendBufSize = bufSize;
1348 } else if (!strcmp(argv[i], "-enable_peer_stats")) {
1349 rx_enablePeerRPCStats();
1350 } else if (!strcmp(argv[i], "-enable_process_stats")) {
1351 rx_enableProcessRPCStats();
1353 else if (strcmp(argv[i], "-auditlog") == 0) {
1354 char *fileName = argv[++i];
1356 osi_audit_file(fileName);
1358 #ifndef AFS_NT40_ENV
1359 else if (strcmp(argv[i], "-syslog") == 0) {
1360 /* set syslog logging flag */
1361 serverLogSyslog = 1;
1362 } else if (strncmp(argv[i], "-syslog=", 8) == 0) {
1363 serverLogSyslog = 1;
1364 serverLogSyslogFacility = atoi(argv[i] + 8);
1367 else if (strcmp(argv[i], "-mrafslogs") == 0) {
1368 /* set syslog logging flag */
1371 else if (strcmp(argv[i], "-saneacls") == 0) {
1379 printf("Only one of -L, or -S must be specified\n");
1390 numberofcbs = 20000;
1406 numberofcbs = 64000;
1415 busy_threshold = 3 * rxpackets / 2;
1425 NewParms(int initializing)
1427 static struct afs_stat sbuf;
1430 char *argv[MAXPARMS];
1433 if (!(afs_stat("/vice/file/parms", &sbuf))) {
1434 parms = (char *)malloc(sbuf.st_size);
1437 fd = afs_open("parms", O_RDONLY, 0666);
1439 ViceLog(0, ("Open for parms failed with errno = %d\n", errno));
1443 i = read(fd, parms, sbuf.st_size);
1445 if (i != sbuf.st_size) {
1447 ViceLog(0, ("Read on parms failed with errno = %d\n", errno));
1450 ("Read on parms failed; expected %d bytes but read %d\n",
1457 for (i = 0; i < MAXPARMS; argv[i++] = 0);
1459 for (argc = i = 0; i < sbuf.st_size; i++) {
1460 if ((*(parms + i) != ' ') && (*(parms + i) != '\n')) {
1461 if (argv[argc] == 0)
1462 argv[argc] = (parms + i);
1464 *(parms + i) = '\0';
1465 if (argv[argc] != 0) {
1466 if (++argc == MAXPARMS)
1469 while ((*(parms + i + 1) == ' ')
1470 || (*(parms + i + 1) == '\n'))
1474 if (ParseArgs(argc, argv) == 0) {
1475 ViceLog(0, ("Change parameters to:"));
1477 ViceLog(0, ("Invalid parameter in:"));
1479 for (i = 0; i < argc; i++) {
1480 ViceLog(0, (" %s", argv[i]));
1484 } else if (!initializing)
1486 ("Received request to change parms but no parms file exists\n"));
1491 /* Miscellaneous routines */
1495 ViceLog(0, ("%s\n", msg));
1507 * If this fails, it's because something major is wrong, and is not
1508 * likely to be time dependent.
1510 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1513 ("Couldn't initialize protection library; code=%d.\n", code));
1517 #ifdef AFS_PTHREAD_ENV
1518 assert(pthread_key_create(&viced_uclient_key, NULL) == 0);
1521 SystemId = SYSADMINID;
1522 SystemAnyUser = ANYUSERID;
1523 SystemAnyUserCPS.prlist_len = 0;
1524 SystemAnyUserCPS.prlist_val = NULL;
1525 AnonCPS.prlist_len = 0;
1526 AnonCPS.prlist_val = NULL;
1528 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1531 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1535 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1538 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1542 AnonymousID = ANONYMOUSID;
1545 #ifdef AFS_PTHREAD_ENV
1547 #else /* AFS_PTHREAD_ENV */
1549 #endif /* AFS_PTHREAD_ENV */
1553 struct rx_connection *serverconns[MAXSERVERS];
1554 struct ubik_client *cstruct;
1557 vl_Initialize(const char *confDir)
1559 afs_int32 code, scIndex = 0, i;
1560 struct afsconf_dir *tdir;
1561 struct rx_securityClass *sc;
1562 struct afsconf_cell info;
1564 tdir = afsconf_Open(confDir);
1567 ("Could not open configuration directory (%s).\n", confDir));
1570 code = afsconf_ClientAuth(tdir, &sc, &scIndex);
1572 ViceLog(0, ("Could not get security object for localAuth\n"));
1575 code = afsconf_GetCellInfo(tdir, NULL, AFSCONF_VLDBSERVICE, &info);
1576 if (info.numServers > MAXSERVERS) {
1578 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1579 info.numServers, MAXSERVERS));
1582 for (i = 0; i < info.numServers; i++)
1584 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1585 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1587 code = ubik_ClientInit(serverconns, &cstruct);
1588 afsconf_Close(tdir);
1590 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1596 #define SYSIDMAGIC 0x88aabbcc
1597 #define SYSIDVERSION 1
1602 afs_int32 fd, nentries, i;
1603 struct versionStamp vsn;
1604 struct afs_stat status;
1607 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1608 || (status.st_size <= 0)) {
1609 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1612 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1614 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1618 if ((i = read(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1620 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1624 if (vsn.magic != SYSIDMAGIC) {
1626 ("%s: wrong magic %x (we support %x)\n",
1627 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1630 if (vsn.version != SYSIDVERSION) {
1632 ("%s: wrong version %d (we support %d)\n",
1633 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1637 read(fd, (char *)&uuid,
1638 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1640 ("%s: read of uuid failed (%d)\n",
1641 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1644 afs_ntohuuid(&uuid);
1647 read(fd, (char *)&nentries,
1648 sizeof(afs_int32))) != sizeof(afs_int32)) {
1650 ("%s: Read of entries failed (%d)\n",
1651 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1654 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1656 ("%s: invalid num of interfaces: %d\n",
1657 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1660 if (FS_HostAddr_cnt == 0) {
1661 FS_HostAddr_cnt = nentries;
1662 for (i = 0; i < nentries; i++) {
1663 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1664 sizeof(afs_int32)) {
1666 ("%s: Read of addresses failed (%d)\n",
1667 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1668 FS_HostAddr_cnt = 0; /* reset it */
1674 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1675 AFSDIR_SERVER_SYSID_FILEPATH));
1685 struct versionStamp vsn;
1686 struct afs_stat status;
1689 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1691 * File exists; keep the old one around
1693 renamefile(AFSDIR_SERVER_SYSID_FILEPATH,
1694 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1696 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1700 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1704 vsn.magic = SYSIDMAGIC;
1706 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1708 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1713 afs_htonuuid(&uuid);
1715 write(fd, (char *)&uuid,
1716 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1718 ("%s: write of uuid failed (%d)\n",
1719 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1723 write(fd, (char *)&FS_HostAddr_cnt,
1724 sizeof(afs_int32))) != sizeof(afs_int32)) {
1726 ("%s: write of # of entries failed (%d)\n",
1727 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1730 for (i = 0; i < FS_HostAddr_cnt; i++) {
1731 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1732 sizeof(afs_int32)) {
1734 ("%s: write of addresses failed (%d)\n",
1735 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1745 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1746 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1747 * and so we need to convert each of them into HBO which is what the extra
1748 * array called FS_HostAddrs_HBO is used here.
1755 extern int VL_RegisterAddrs();
1756 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1759 for (i = 0; i < FS_HostAddr_cnt; i++)
1760 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1761 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1762 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1763 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1765 if (code == VL_MULTIPADDR) {
1767 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1769 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1771 } else if (code == RXGEN_OPCODE) {
1773 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1774 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1777 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1781 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1792 extern int rxi_numNetAddrs;
1793 extern afs_uint32 rxi_NetAddrs[];
1795 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1797 * Find addresses we are supposed to register as per the netrestrict
1798 * and netinfo files (/usr/afs/local/NetInfo and
1799 * /usr/afs/local/NetRestict)
1802 afs_int32 code = parseNetFiles(FS_HostAddrs, NULL, NULL,
1803 ADDRSPERSITE, reason,
1804 AFSDIR_SERVER_NETINFO_FILEPATH,
1805 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1807 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1810 FS_HostAddr_cnt = (afs_uint32) code;
1813 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1816 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1817 code = FS_HostAddrs[0];
1819 code = htonl(INADDR_ANY);
1829 * If this fails, it's because something major is wrong, and is not
1830 * likely to be time dependent.
1832 code = vl_Initialize(AFSDIR_SERVER_ETC_DIRPATH);
1835 ("Couldn't initialize protection library; code=%d.\n", code));
1839 /* Read or create the sysid file and register the fileserver's
1840 * IP addresses with the vlserver.
1842 code = ReadSysIdFile();
1844 /* Need to create the file */
1845 ViceLog(0, ("Creating new SysID file\n"));
1846 if ((code = afs_uuid_create(&FS_HostUUID))) {
1847 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1851 /* A good sysid file exists; inform the vlserver. If any conflicts,
1852 * we always use the latest interface available as the real truth.
1855 code = Do_VLRegisterRPC();
1860 main(int argc, char *argv[])
1864 struct rx_securityClass *sc[4];
1865 struct rx_service *tservice;
1866 #ifdef AFS_PTHREAD_ENV
1867 pthread_t serverPid;
1868 pthread_attr_t tattr;
1869 #else /* AFS_PTHREAD_ENV */
1870 PROCESS parentPid, serverPid;
1871 #endif /* AFS_PTHREAD_ENV */
1873 int minVnodesRequired; /* min size of vnode cache */
1874 #ifndef AFS_NT40_ENV
1875 struct rlimit rlim; /* max number of open file descriptors */
1879 afs_uint32 rx_bindhost;
1881 #ifdef AFS_AIX32_ENV
1882 struct sigaction nsa;
1884 sigemptyset(&nsa.sa_mask);
1885 nsa.sa_handler = SIG_DFL;
1886 nsa.sa_flags = SA_FULLDUMP;
1887 sigaction(SIGABRT, &nsa, NULL);
1888 sigaction(SIGSEGV, &nsa, NULL);
1892 /* Initialize dirpaths */
1893 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1895 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1897 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1901 #ifndef AFS_QUIETFS_ENV
1902 console = afs_fopen("/dev/console", "w");
1905 if (ParseArgs(argc, argv)) {
1909 #ifdef AFS_PTHREAD_ENV
1910 assert(pthread_mutex_init(&fileproc_glock_mutex, NULL) == 0);
1911 #endif /* AFS_PTHREAD_ENV */
1913 #ifdef AFS_SGI_VNODE_GLUE
1914 if (afs_init_kernel_config(-1) < 0) {
1916 ("Can't determine NUMA configuration, not starting fileserver.\n");
1920 confDir = afsconf_Open(AFSDIR_SERVER_ETC_DIRPATH);
1922 fprintf(stderr, "Unable to open config directory %s\n",
1923 AFSDIR_SERVER_ETC_DIRPATH);
1929 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1930 #ifndef AFS_NT40_ENV
1931 serverLogSyslogTag = "fileserver";
1933 OpenLog(AFSDIR_SERVER_FILELOG_FILEPATH);
1936 if (SawSpare && SawPctSpare) {
1937 ViceLog(0, ("Both -spare and -pctspare specified, exiting.\n"));
1940 #ifdef AFS_SGI_XFS_IOPS_ENV
1941 ViceLog(0, ("XFS/EFS File server starting\n"));
1943 ViceLog(0, ("File server starting\n"));
1946 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
1947 /* initialize the pthread soft signal handler thread */
1951 /* install signal handlers for controlling the fileserver process */
1952 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1953 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1955 #if defined(AFS_SGI_ENV)
1956 /* give this guy a non-degrading priority so help busy servers */
1957 schedctl(NDPRI, 0, NDPNORMMAX);
1961 #ifndef AFS_NT40_ENV
1962 nice(-5); /* TODO: */
1965 assert(DInit(buffs) == 0);
1968 if (afs_winsockInit() < 0) {
1969 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
1970 ViceLog(0, ("File server failed to intialize winsock.\n"));
1976 /* if we support more than 16 threads, then we better have the ability
1977 ** to keep open a large number of files simultaneously
1979 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
1980 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
1981 #elif defined(AFS_NT40_ENV)
1982 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
1985 curLimit = 0; /* the number of open file descriptors */
1986 code = getrlimit(RLIMIT_NOFILE, &rlim);
1988 curLimit = rlim.rlim_cur;
1989 rlim.rlim_cur = rlim.rlim_max;
1990 code = setrlimit(RLIMIT_NOFILE, &rlim);
1992 curLimit = rlim.rlim_max;
1995 ViceLog(0, ("Failed to increase open file limit, using default\n"));
1997 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
1999 curLimit -= 32; /* leave a slack of 32 file descriptors */
2000 if (lwps > curLimit) {
2004 lwps = 16; /* default to a maximum of 16 threads */
2006 ("The system supports a max of %d open files and we are starting %d threads\n",
2009 #ifndef AFS_PTHREAD_ENV
2010 assert(LWP_InitializeProcessSupport(LWP_MAX_PRIORITY - 2, &parentPid) ==
2012 #endif /* !AFS_PTHREAD_ENV */
2014 /* Initialize volume support */
2016 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
2019 #ifdef AFS_PTHREAD_ENV
2020 SetLogThreadNumProgram( threadNum );
2023 /* initialize libacl routines */
2024 acl_Initialize(ACL_VERSION);
2026 /* initialize RX support */
2027 #ifndef AFS_NT40_ENV
2028 rxi_syscallp = viced_syscall;
2030 rx_extraPackets = rxpackets;
2031 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
2032 rx_SetBusyThreshold(busy_threshold, VBUSY);
2033 rx_SetCallAbortThreshold(abort_threshold);
2034 rx_SetConnAbortThreshold(abort_threshold);
2036 stackSize = 128 * 1024;
2038 stackSize = lwps * 4000;
2039 if (stackSize < 32000)
2041 else if (stackSize > 44000)
2044 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
2045 rx_SetStackSize(1, stackSize);
2048 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
2049 rx_bindhost = SetupVL();
2051 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2052 ViceLog(0, ("Cannot initialize RX\n"));
2055 if (!rxJumbograms) {
2056 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2059 if (rxMaxMTU != -1) {
2060 rx_SetMaxMTU(rxMaxMTU);
2063 rx_SetRxDeadTime(30);
2064 sc[0] = rxnull_NewServerSecurityObject();
2065 sc[1] = 0; /* rxvab_NewServerSecurityObject(key1, 0) */
2066 sc[2] = rxkad_NewServerSecurityObject(rxkad_clear, NULL, get_key, NULL);
2067 sc[3] = rxkad_NewServerSecurityObject(rxkad_crypt, NULL, get_key, NULL);
2068 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2069 1, /*service name */
2071 /* security classes */ sc,
2072 /* numb sec classes */
2073 4, RXAFS_ExecuteRequest);
2076 ("Failed to initialize RX, probably two servers running.\n"));
2079 if (rxkadDisableDotCheck) {
2080 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2081 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
2083 rx_SetMinProcs(tservice, 3);
2084 rx_SetMaxProcs(tservice, lwps);
2085 rx_SetCheckReach(tservice, 1);
2086 rx_SetServerIdleDeadErr(tservice, VNOSERVICE);
2089 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", sc, 4,
2090 RXSTATS_ExecuteRequest);
2092 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2095 rx_SetMinProcs(tservice, 2);
2096 rx_SetMaxProcs(tservice, 4);
2099 * Enable RX hot threads, which allows the listener thread to trade
2100 * places with an idle thread and moves the context switch from listener
2101 * to worker out of the critical path.
2103 rx_EnableHotThread();
2105 /* Some rx debugging */
2106 if (rxlog || eventlog) {
2107 debugFile = afs_fopen("rx_dbg", "w");
2109 rx_debugFile = debugFile;
2111 rxevent_debugFile = debugFile;
2114 init_sys_error_to_et(); /* Set up error table translation */
2115 h_InitHostPackage(); /* set up local cellname and realmname */
2116 InitCallBack(numberofcbs);
2121 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2127 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2131 /* allow super users to manage RX statistics */
2132 rx_SetRxStatUserOk(fs_rxstat_userok);
2134 #ifdef AFS_PTHREAD_ENV
2135 assert(pthread_cond_init(&fsync_cond, NULL) == 0);
2136 assert(pthread_mutex_init(&fsync_glock_mutex, NULL) == 0);
2139 #if !defined(AFS_DEMAND_ATTACH_FS)
2141 * For DAFS, we do not start the Rx server threads until after
2142 * the volume package is initialized, and fileserver state is
2143 * restored. This is necessary in order to keep host and callback
2144 * package state pristine until we have a chance to restore state.
2146 * Furthermore, startup latency is much lower with dafs, so this
2147 * shouldn't pose a serious problem.
2149 rx_StartServer(0); /* now start handling requests */
2152 /* we ensure that there is enough space in the vnode buffer to satisfy
2153 ** requests from all concurrent threads.
2154 ** the maximum number of vnodes used by a single thread at any one time
2155 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2156 ** two vSmall for linking files and two vLarge and one vSmall for linking
2159 minVnodesRequired = 2 * lwps + 1;
2160 if (minVnodesRequired > nSmallVns) {
2161 nSmallVns = minVnodesRequired;
2163 ("Overriding -s command line parameter with %d\n",
2166 if (minVnodesRequired > large) {
2167 large = minVnodesRequired;
2168 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2171 /* We now do this after getting the listener up and running, so that client
2172 * connections don't timeout (maybe) if a file server is restarted, since it
2173 * will be available "real soon now". Worry about whether we can satisfy the
2174 * calls in the volume package itself.
2176 if (VInitVolumePackage(fileServer, large, nSmallVns, 0, volcache)) {
2178 ("Shutting down: errors encountered initializing volume package\n"));
2183 #ifdef AFS_DEMAND_ATTACH_FS
2184 if (fs_state.options.fs_state_restore) {
2187 * restore fileserver state */
2190 rx_StartServer(0); /* now start handling requests */
2191 #endif /* AFS_DEMAND_ATTACH_FS */
2194 * We are done calling fopen/fdopen. It is safe to use a large
2195 * of the file descriptor cache.
2199 #ifdef AFS_PTHREAD_ENV
2200 ViceLog(5, ("Starting pthreads\n"));
2201 #ifdef AFS_DEMAND_ATTACH_FS
2204 assert(pthread_attr_init(&tattr) == 0);
2205 assert(pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED) == 0);
2207 assert(pthread_create
2208 (&serverPid, &tattr, FiveMinuteCheckLWP,
2209 &fiveminutes) == 0);
2210 assert(pthread_create
2211 (&serverPid, &tattr, HostCheckLWP, &fiveminutes) == 0);
2212 assert(pthread_create
2213 (&serverPid, &tattr, FsyncCheckLWP, &fiveminutes) == 0);
2214 #else /* AFS_PTHREAD_ENV */
2215 ViceLog(5, ("Starting LWP\n"));
2216 assert(LWP_CreateProcess
2217 (FiveMinuteCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2218 (void *)&fiveminutes, "FiveMinuteChecks",
2219 &serverPid) == LWP_SUCCESS);
2221 assert(LWP_CreateProcess
2222 (HostCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2223 (void *)&fiveminutes, "HostCheck", &serverPid) == LWP_SUCCESS);
2224 assert(LWP_CreateProcess
2225 (FsyncCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2226 (void *)&fiveminutes, "FsyncCheck", &serverPid) == LWP_SUCCESS);
2227 #endif /* AFS_PTHREAD_ENV */
2229 FT_GetTimeOfDay(&tp, 0);
2231 #ifndef AFS_QUIETFS_ENV
2232 if (console != NULL) {
2233 time_t t = tp.tv_sec;
2234 fprintf(console, "File server has started at %s\r",
2235 afs_ctime(&t, tbuffer, sizeof(tbuffer)));
2240 * Figure out the FileServer's name and primary address.
2242 ViceLog(0, ("Getting FileServer name...\n"));
2243 code = gethostname(FS_HostName, 64);
2245 ViceLog(0, ("gethostname() failed\n"));
2247 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2249 ViceLog(0, ("Getting FileServer address...\n"));
2250 he = gethostbyname(FS_HostName);
2252 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2255 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2256 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2257 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2259 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2260 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2263 /* Install handler to catch the shutdown signal;
2264 * bosserver assumes SIGQUIT shutdown
2266 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
2267 softsig_signal(SIGQUIT, ShutDown_Signal);
2269 (void)signal(SIGQUIT, ShutDown_Signal);
2274 ("File Server started %s",
2275 afs_ctime(&t, tbuffer, sizeof(tbuffer))));
2276 #if FS_STATS_DETAILED
2277 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2279 #ifdef AFS_PTHREAD_ENV
2281 sleep(1000); /* long time */
2283 #else /* AFS_PTHREAD_ENV */
2284 assert(LWP_WaitProcess(&parentPid) == LWP_SUCCESS);
2285 #endif /* AFS_PTHREAD_ENV */