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;
115 static void ClearXStatValues(), NewParms(), PrintCounters();
116 static void ResetCheckDescriptors(void), ResetCheckSignal(void);
117 static int 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 = 1; /* default is to 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.
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, status.st_size,
268 ResetCheckDescriptors();
271 } /*CheckDescriptors */
274 #ifdef AFS_PTHREAD_ENV
276 CheckSignal_Signal(x)
288 CheckDescriptors_Signal(x)
292 #else /* AFS_PTHREAD_ENV */
294 CheckSignal_Signal(x)
296 IOMGR_SoftSig(CheckSignal, 0);
302 IOMGR_SoftSig(ShutDown, 0);
306 CheckDescriptors_Signal(x)
308 IOMGR_SoftSig(CheckDescriptors, 0);
310 #endif /* AFS_PTHREAD_ENV */
312 /* check whether caller is authorized to manage RX statistics */
314 fs_rxstat_userok(struct rx_call *call)
316 return afsconf_SuperUser(confDir, call, NULL);
320 ResetCheckSignal(void)
324 #if defined(AFS_HPUX_ENV)
327 #if defined(AFS_NT40_ENV)
334 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
335 softsig_signal(signo, CheckSignal_Signal);
337 signal(signo, CheckSignal_Signal);
342 ResetCheckDescriptors(void)
345 #if defined(AFS_PTHREAD_ENV)
346 softsig_signal(SIGTERM, CheckDescriptors_Signal);
348 (void)signal(SIGTERM, CheckDescriptors_Signal);
353 #if defined(AFS_PTHREAD_ENV)
357 return pthread_getspecific(rx_thread_id_key);
361 /* proc called by rxkad module to get a key */
363 get_key(char *arock, register afs_int32 akvno, char *akey)
366 static struct afsconf_key tkey;
367 register afs_int32 code;
370 ViceLog(0, ("conf dir not open\n"));
373 code = afsconf_GetKey(confDir, akvno, tkey.key);
375 ViceLog(0, ("afsconf_GetKey failure: kvno %d code %d\n", akvno, code));
378 memcpy(akey, tkey.key, sizeof(tkey.key));
385 viced_syscall(afs_uint32 a3, afs_uint32 a4, void *a5)
390 #ifndef AFS_LINUX20_ENV
391 old = (void (*)())signal(SIGSYS, SIG_IGN);
393 rcode = syscall(AFS_SYSCALL, 28 /* AFSCALL_CALL */ , a3, a4, a5);
394 #ifndef AFS_LINUX20_ENV
402 #if !defined(AFS_NT40_ENV)
403 #include "AFS_component_version_number.c"
404 #endif /* !AFS_NT40_ENV */
406 #define MAXADMINNAME 64
407 char adminName[MAXADMINNAME];
413 struct afs_stat status;
415 if ((afs_stat("/AdminName", &status)) || /* if file does not exist */
416 (status.st_size <= 0) || /* or it is too short */
417 (status.st_size >= (MAXADMINNAME)) || /* or it is too long */
418 !(fd = afs_open("/AdminName", O_RDONLY, 0))) { /* or the open fails */
419 strcpy(adminName, "System:Administrators"); /* use the default name */
421 (void)read(fd, adminName, status.st_size); /* use name from the file */
424 close(fd); /* close fd if it was opened */
426 } /*CheckAdminName */
432 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
433 /* set our 'thread-id' so that the host hold table works */
434 MUTEX_ENTER(&rx_stats_mutex); /* protects rxi_pthread_hinum */
436 pthread_setspecific(rx_thread_id_key, (void *)rxi_pthread_hinum);
437 MUTEX_EXIT(&rx_stats_mutex);
439 ("Set thread id %d for '%s'\n",
440 pthread_getspecific(rx_thread_id_key), s));
444 /* This LWP does things roughly every 5 minutes */
451 ViceLog(1, ("Starting five minute check process\n"));
452 setThreadId("FiveMinuteCheckLWP");
454 #ifdef AFS_DEMAND_ATTACH_FS
456 while (fs_state.mode == FS_MODE_NORMAL) {
457 fs_state.FiveMinuteLWP_tranquil = 1;
463 #ifdef AFS_PTHREAD_ENV
465 #else /* AFS_PTHREAD_ENV */
466 IOMGR_Sleep(fiveminutes);
467 #endif /* AFS_PTHREAD_ENV */
469 #ifdef AFS_DEMAND_ATTACH_FS
471 if (fs_state.mode != FS_MODE_NORMAL) {
474 fs_state.FiveMinuteLWP_tranquil = 0;
478 /* close the log so it can be removed */
479 ReOpenLog(AFSDIR_SERVER_FILELOG_FILEPATH); /* don't trunc, just append */
480 ViceLog(2, ("Cleaning up timed out callbacks\n"));
481 if (CleanupTimedOutCallBacks())
482 ViceLog(5, ("Timed out callbacks deleted\n"));
483 ViceLog(2, ("Set disk usage statistics\n"));
485 if (FS_registered == 1)
487 /* Force wakeup in case we missed something; pthreads does timedwait */
488 #ifndef AFS_PTHREAD_ENV
489 LWP_NoYieldSignal(fsync_wait);
491 if (printBanner && (++msg & 1)) { /* Every 10 minutes */
492 time_t now = FT_ApproxTime();
493 if (console != NULL) {
494 #ifndef AFS_QUIETFS_ENV
495 fprintf(console, "File server is running at %s\r",
496 afs_ctime(&now, tbuffer, sizeof(tbuffer)));
497 #endif /* AFS_QUIETFS_ENV */
499 ("File server is running at %s\n",
500 afs_ctime(&now, tbuffer, sizeof(tbuffer))));
503 #ifdef AFS_DEMAND_ATTACH_FS
507 #ifdef AFS_DEMAND_ATTACH_FS
508 fs_state.FiveMinuteLWP_tranquil = 1;
510 assert(pthread_cond_broadcast(&fs_state.worker_done_cv)==0);
514 } /*FiveMinuteCheckLWP */
517 /* This LWP does host checks every 5 minutes: it should not be used for
518 * other 5 minute activities because it may be delayed by timeouts when
519 * it probes the workstations
525 ViceLog(1, ("Starting Host check process\n"));
526 setThreadId("HostCheckLWP");
527 #ifdef AFS_DEMAND_ATTACH_FS
529 while (fs_state.mode == FS_MODE_NORMAL) {
530 fs_state.HostCheckLWP_tranquil = 1;
536 #ifdef AFS_PTHREAD_ENV
538 #else /* AFS_PTHREAD_ENV */
539 IOMGR_Sleep(fiveminutes);
540 #endif /* AFS_PTHREAD_ENV */
542 #ifdef AFS_DEMAND_ATTACH_FS
544 if (fs_state.mode != FS_MODE_NORMAL) {
547 fs_state.HostCheckLWP_tranquil = 0;
551 ViceLog(2, ("Checking for dead venii & clients\n"));
554 #ifdef AFS_DEMAND_ATTACH_FS
558 #ifdef AFS_DEMAND_ATTACH_FS
559 fs_state.HostCheckLWP_tranquil = 1;
561 assert(pthread_cond_broadcast(&fs_state.worker_done_cv)==0);
567 /* This LWP does fsync checks every 5 minutes: it should not be used for
568 * other 5 minute activities because it may be delayed by timeouts when
569 * it probes the workstations
575 #ifdef AFS_PTHREAD_ENV
576 struct timespec fsync_next;
578 ViceLog(1, ("Starting fsync check process\n"));
580 setThreadId("FsyncCheckLWP");
582 #ifdef AFS_DEMAND_ATTACH_FS
584 while (fs_state.mode == FS_MODE_NORMAL) {
585 fs_state.FsyncCheckLWP_tranquil = 1;
591 #ifdef AFS_PTHREAD_ENV
592 /* rounding is fine */
593 fsync_next.tv_nsec = 0;
594 fsync_next.tv_sec = time(0) + fiveminutes;
597 pthread_cond_timedwait(&fsync_cond, &fsync_glock_mutex,
599 if (code != 0 && code != ETIMEDOUT)
600 ViceLog(0, ("pthread_cond_timedwait returned %d\n", code));
601 #else /* AFS_PTHREAD_ENV */
602 if ((code = LWP_WaitProcess(fsync_wait)) != LWP_SUCCESS)
603 ViceLog(0, ("LWP_WaitProcess returned %d\n", code));
604 #endif /* AFS_PTHREAD_ENV */
607 #ifdef AFS_DEMAND_ATTACH_FS
609 if (fs_state.mode != FS_MODE_NORMAL) {
612 fs_state.FsyncCheckLWP_tranquil = 0;
614 #endif /* AFS_DEMAND_ATTACH_FS */
616 ViceLog(2, ("Checking for fsync events\n"));
618 code = BreakLaterCallBacks();
620 #ifdef AFS_DEMAND_ATTACH_FS
624 #ifdef AFS_DEMAND_ATTACH_FS
625 fs_state.FsyncCheckLWP_tranquil = 1;
627 assert(pthread_cond_broadcast(&fs_state.worker_done_cv)==0);
630 #endif /* AFS_DEMAND_ATTACH_FS */
633 /*------------------------------------------------------------------------
634 * PRIVATE ClearXStatValues
637 * Initialize all of the values collected via the xstat
647 * Must be called during File Server initialization.
651 *------------------------------------------------------------------------*/
655 { /*ClearXStatValues */
657 struct fs_stats_opTimingData *opTimeP; /*Ptr to timing struct */
658 struct fs_stats_xferData *opXferP; /*Ptr to xfer struct */
659 int i; /*Loop counter */
662 * Zero all xstat-related structures.
664 memset((char *)(&afs_perfstats), 0, sizeof(struct afs_PerfStats));
665 #if FS_STATS_DETAILED
666 memset((char *)(&afs_FullPerfStats), 0,
667 sizeof(struct fs_stats_FullPerfStats));
670 * That's not enough. We have to set reasonable minima for
671 * time and xfer values in the detailed stats.
673 opTimeP = &(afs_FullPerfStats.det.rpcOpTimes[0]);
674 for (i = 0; i < FS_STATS_NUM_RPC_OPS; i++, opTimeP++)
675 opTimeP->minTime.tv_sec = 999999;
677 opXferP = &(afs_FullPerfStats.det.xferOpTimes[0]);
678 for (i = 0; i < FS_STATS_NUM_XFER_OPS; i++, opXferP++) {
679 opXferP->minTime.tv_sec = 999999;
680 opXferP->minBytes = 999999999;
684 * There's more. We have to set our unique system identifier, as
685 * declared in param.h. If such a thing is not defined, we bitch
686 * and declare ourselves to be an unknown system type.
689 afs_perfstats.sysname_ID = SYS_NAME_ID;
692 ViceLog(0, ("Sys name ID constant not defined in param.h!!\n"));
693 ViceLog(0, ("[Choosing ``undefined'' sys name ID.\n"));
695 afs_perfstats.sysname_ID = SYS_NAME_ID_UNDEFINED;
696 #endif /* SYS_NAME_ID */
699 } /*ClearXStatValues */
705 int dirbuff, dircall, dirio;
707 int workstations, activeworkstations, delworkstations;
711 TM_GetTimeOfDay(&tpl, 0);
714 ("Vice was last started at %s\n",
715 afs_ctime(&StartTime, tbuffer, sizeof(tbuffer))));
717 #ifdef AFS_DEMAND_ATTACH_FS
718 /* XXX perhaps set extended stats verbosity flags
719 * based upon LogLevel ?? */
720 VPrintExtendedCacheStats(VOL_STATS_PER_CHAIN2);
724 DStat(&dirbuff, &dircall, &dirio);
726 ("With %d directory buffers; %d reads resulted in %d read I/Os\n",
727 dirbuff, dircall, dirio));
728 rx_PrintStats(stderr);
730 PrintCallBackStats();
732 processSize = -1; /* TODO: */
734 processSize = (int)((long)sbrk(0) >> 10);
737 ("There are %d connections, process size %d\n",
738 CurrentConnections, processSize));
739 h_GetWorkStats(&workstations, &activeworkstations, &delworkstations,
740 tpl.tv_sec - 15 * 60);
742 ("There are %d workstations, %d are active (req in < 15 mins), %d marked \"down\"\n",
743 workstations, activeworkstations, delworkstations));
753 if (FS_registered > 0) {
755 * We have proper ip addresses; tell the vlserver what we got; the following
756 * routine will do the proper reporting for us
769 ShutDownAndCore(int dopanic)
771 time_t now = time(0);
774 /* do not allows new reqests to be served from now on, all new requests
775 * are returned with an error code of RX_RESTARTING ( transient failure ) */
776 rx_SetRxTranquil(); /* dhruba */
778 #ifdef AFS_DEMAND_ATTACH_FS
780 fs_state.mode = FS_MODE_SHUTDOWN;
785 ("Shutting down file server at %s",
786 afs_ctime(&now, tbuffer, sizeof(tbuffer))));
788 ViceLog(0, ("ABNORMAL SHUTDOWN, see core file.\n"));
789 #ifndef AFS_QUIETFS_ENV
790 if (console != NULL) {
791 fprintf(console, "File server restart/shutdown received at %s\r",
792 afs_ctime(&now, tbuffer, sizeof(tbuffer)));
799 /* shut down volume package */
802 #ifdef AFS_DEMAND_ATTACH_FS
803 if (fs_state.options.fs_state_save) {
806 * save fileserver state to disk */
808 /* make sure background threads have finished all of their asynchronous
809 * work on host and callback structures */
811 while (!fs_state.FiveMinuteLWP_tranquil ||
812 !fs_state.HostCheckLWP_tranquil ||
813 !fs_state.FsyncCheckLWP_tranquil) {
816 ViceLog(0, ("waiting for background host/callback threads to quiesce before saving fileserver state...\n"));
817 assert(pthread_cond_wait(&fs_state.worker_done_cv, &fileproc_glock_mutex) == 0);
822 /* ok. it should now be fairly safe. let's do the state dump */
825 #endif /* AFS_DEMAND_ATTACH_FS */
828 rx_PrintStats(debugFile);
831 if (console != NULL) {
834 #ifndef AFS_QUIETFS_ENV
835 fprintf(console, "File server has terminated abnormally at %s\r",
836 afs_ctime(&now, tbuffer, sizeof(tbuffer)));
839 ("File server has terminated abnormally at %s\n",
840 afs_ctime(&now, tbuffer, sizeof(tbuffer))));
842 #ifndef AFS_QUIETFS_ENV
843 fprintf(console, "File server has terminated normally at %s\r",
844 afs_ctime(&now, tbuffer, sizeof(tbuffer)));
847 ("File server has terminated normally at %s\n",
848 afs_ctime(&now, tbuffer, sizeof(tbuffer))));
860 { /* backward compatibility */
861 ShutDownAndCore(DONTPANIC);
869 /* default supports help flag */
871 fputs("Usage: fileserver ", stdout);
872 fputs("[-auditlog <log path>] ", stdout);
873 fputs("[-d <debug level>] ", stdout);
874 fputs("[-p <number of processes>] ", stdout);
875 fputs("[-spare <number of spare blocks>] ", stdout);
876 fputs("[-pctspare <percentage spare>] ", stdout);
877 fputs("[-b <buffers>] ", stdout);
878 fputs("[-l <large vnodes>] ", stdout);
879 fputs("[-s <small vnodes>] ", stdout);
880 fputs("[-vc <volume cachesize>] ", stdout);
881 fputs("[-w <call back wait interval>] ", stdout);
882 fputs("[-cb <number of call backs>] ", stdout);
883 fputs("[-banner (print banner every 10 minutes)] ", stdout);
884 fputs("[-novbc (whole volume cbs disabled)] ", stdout);
885 fputs("[-implicit <admin mode bits: rlidwka>] ", stdout);
886 fputs("[-readonly (read-only file server)] ", stdout);
887 fputs("[-hr <number of hours between refreshing the host cps>] ", stdout);
888 fputs("[-busyat <redirect clients when queue > n>] ", stdout);
889 fputs("[-nobusy <no VBUSY before a volume is attached>] ", stdout);
890 fputs("[-rxpck <number of rx extra packets>] ", stdout);
891 fputs("[-rxdbg (enable rx debugging)] ", stdout);
892 fputs("[-rxdbge (enable rxevent debugging)] ", stdout);
893 fputs("[-rxmaxmtu <bytes>] ", stdout);
894 fputs("[-rxbind (bind the Rx socket to one address)] ", stdout);
895 fputs("[-allow-dotted-principals (disable the rxkad principal name dot check)] ", stdout);
896 #ifdef AFS_DEMAND_ATTACH_FS
897 fputs("[-fs-state-dont-save (disable state save during shutdown)] ", stdout);
898 fputs("[-fs-state-dont-restore (disable state restore during startup)] ", stdout);
899 fputs("[-fs-state-verify <none|save|restore|both> (default is both)] ", stdout);
900 fputs("[-vattachpar <max number of volume attach/shutdown threads> (default is 1)] ", stdout);
901 fputs("[-vhashsize <log(2) of number of volume hash buckets> (default is 8)] ", stdout);
902 fputs("[-vlrudisable (disable VLRU functionality)] ", stdout);
903 fputs("[-vlruthresh <minutes before unused volumes become eligible for soft detach> (default is 2 hours)] ", stdout);
904 fputs("[-vlruinterval <seconds between VLRU scans> (default is 2 minutes)] ", stdout);
905 fputs("[-vlrumax <max volumes to soft detach in one VLRU scan> (default is 8)] ", stdout);
906 #elif AFS_PTHREAD_ENV
907 fputs("[-vattachpar <number of volume attach threads> (default is 1)] ", stdout);
910 fputs("[-m <min percentage spare in partition>] ", stdout);
912 #if defined(AFS_SGI_ENV)
913 fputs("[-lock (keep fileserver from swapping)] ", stdout);
915 fputs("[-L (large server conf)] ", stdout);
916 fputs("[-S (small server conf)] ", stdout);
917 fputs("[-k <stack size>] ", stdout);
918 fputs("[-realm <Kerberos realm name>] ", stdout);
919 fputs("[-udpsize <size of socket buffer in bytes>] ", stdout);
920 fputs("[-sendsize <size of send buffer in bytes>] ", stdout);
921 fputs("[-abortthreshold <abort threshold>] ", stdout);
922 /* fputs("[-enable_peer_stats] ", stdout); */
923 /* fputs("[-enable_process_stats] ", stdout); */
924 fputs("[-help]\n", stdout);
926 ViceLog(0, ("%s", buffer));
935 ParseRights(char *arights)
941 if (!arights || !strcmp(arights, "")) {
942 printf("Missing list of mode bits on -implicit option\n");
945 if (!strcmp(arights, "none"))
947 else if (!strcmp(arights, "read"))
948 mode = PRSFS_READ | PRSFS_LOOKUP;
949 else if (!strcmp(arights, "write"))
951 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
952 PRSFS_WRITE | PRSFS_LOCK;
953 else if (!strcmp(arights, "all"))
955 PRSFS_READ | PRSFS_LOOKUP | PRSFS_INSERT | PRSFS_DELETE |
956 PRSFS_WRITE | PRSFS_LOCK | PRSFS_ADMINISTER;
958 len = strlen(arights);
959 for (i = 0; i < len; i++) {
964 mode |= PRSFS_LOOKUP;
966 mode |= PRSFS_INSERT;
968 mode |= PRSFS_DELETE;
974 mode |= PRSFS_ADMINISTER;
992 printf("Illegal -implicit rights character '%c'.\n", tc);
1001 * Limit MAX_FILESERVER_THREAD by the system limit on the number of
1002 * pthreads (sysconf(_SC_THREAD_THREADS_MAX)), if applicable and
1005 * AIX: sysconf() limit is real
1006 * HP-UX: sysconf() limit is real
1007 * IRIX: sysconf() limit is apparently NOT real -- too small
1008 * DUX: sysconf() limit is apparently NOT real -- too big
1009 * Linux: sysconf() limit is apparently NOT real -- too big
1010 * Solaris: no sysconf() limit
1013 max_fileserver_thread(void)
1015 #if defined(AFS_PTHREAD_ENV)
1016 #if defined(AFS_AIX_ENV) || defined(AFS_HPUX_ENV)
1019 ans = sysconf(_SC_THREAD_THREADS_MAX);
1020 if (0 < ans && ans < MAX_FILESERVER_THREAD)
1023 #endif /* defined(AFS_PTHREAD_ENV) */
1024 return MAX_FILESERVER_THREAD;
1028 ParseArgs(int argc, char *argv[])
1030 int SawL = 0, SawS = 0, SawVC = 0;
1031 int Sawrxpck = 0, Sawsmall = 0, Sawlarge = 0, Sawcbs = 0, Sawlwps =
1035 int bufSize = 0; /* temp variable to read in udp socket buf size */
1037 for (i = 1; i < argc; i++) {
1038 if (!strcmp(argv[i], "-d")) {
1039 if ((i + 1) >= argc) {
1040 fprintf(stderr, "missing argument for -d\n");
1043 debuglevel = atoi(argv[++i]);
1044 LogLevel = debuglevel;
1045 } else if (!strcmp(argv[i], "-banner")) {
1047 } else if (!strcmp(argv[i], "-implicit")) {
1048 if ((i + 1) >= argc) {
1049 fprintf(stderr, "missing argument for -implicit\n");
1052 implicitAdminRights = ParseRights(argv[++i]);
1053 if (implicitAdminRights < 0)
1054 return implicitAdminRights;
1055 } else if (!strcmp(argv[i], "-readonly")) {
1057 } else if (!strcmp(argv[i], "-L")) {
1059 } else if (!strcmp(argv[i], "-S")) {
1061 } else if (!strcmp(argv[i], "-p")) {
1063 max_fileserver_thread() - FILESERVER_HELPER_THREADS;
1065 if ((i + 1) >= argc) {
1066 fprintf(stderr, "missing argument for -p\n");
1069 lwps = atoi(argv[++i]);
1070 if (lwps > lwps_max)
1074 } else if (!strcmp(argv[i], "-b")) {
1076 if ((i + 1) >= argc) {
1077 fprintf(stderr, "missing argument for -b\n");
1080 buffs = atoi(argv[++i]);
1081 } else if (!strcmp(argv[i], "-l")) {
1083 if ((i + 1) >= argc) {
1084 fprintf(stderr, "missing argument for -l\n");
1087 large = atoi(argv[++i]);
1088 } else if (!strcmp(argv[i], "-vc")) {
1090 if ((i + 1) >= argc) {
1091 fprintf(stderr, "missing argument for -vc\n");
1094 volcache = atoi(argv[++i]);
1095 } else if (!strcmp(argv[i], "-novbc")) {
1097 } else if (!strcmp(argv[i], "-rxpck")) {
1099 if ((i + 1) >= argc) {
1100 fprintf(stderr, "missing argument for -rxpck\n");
1103 rxpackets = atoi(argv[++i]);
1104 #ifdef AFS_PTHREAD_ENV
1105 } else if (!strcmp(argv[i], "-vattachpar")) {
1106 if ((i + 1) >= argc) {
1107 fprintf(stderr, "missing argument for %s\n", argv[i]);
1110 vol_attach_threads = atoi(argv[++i]);
1111 #endif /* AFS_PTHREAD_ENV */
1112 #ifdef AFS_DEMAND_ATTACH_FS
1113 } else if (!strcmp(argv[i], "-fs-state-dont-save")) {
1114 fs_state.options.fs_state_save = 0;
1115 } else if (!strcmp(argv[i], "-fs-state-dont-restore")) {
1116 fs_state.options.fs_state_restore = 0;
1117 } else if (!strcmp(argv[i], "-fs-state-verify")) {
1118 if ((i + 1) >= argc) {
1119 fprintf(stderr, "missing argument for %s\n", argv[i]);
1123 if (!strcmp(argv[i], "none")) {
1124 fs_state.options.fs_state_verify_before_save = 0;
1125 fs_state.options.fs_state_verify_after_restore = 0;
1126 } else if (!strcmp(argv[i], "save")) {
1127 fs_state.options.fs_state_verify_after_restore = 0;
1128 } else if (!strcmp(argv[i], "restore")) {
1129 fs_state.options.fs_state_verify_before_save = 0;
1130 } else if (!strcmp(argv[i], "both")) {
1133 fprintf(stderr, "invalid argument for %s\n", argv[i-1]);
1136 } else if (!strcmp(argv[i], "-vhashsize")) {
1137 if ((i + 1) >= argc) {
1138 fprintf(stderr, "missing argument for %s\n", argv[i]);
1141 VSetVolHashSize(atoi(argv[++i]));
1142 } else if (!strcmp(argv[i], "-vlrudisable")) {
1143 VLRU_SetOptions(VLRU_SET_ENABLED, 0);
1144 } else if (!strcmp(argv[i], "-vlruthresh")) {
1145 if ((i + 1) >= argc) {
1146 fprintf(stderr, "missing argument for %s\n", argv[i]);
1149 VLRU_SetOptions(VLRU_SET_THRESH, 60*atoi(argv[++i]));
1150 } else if (!strcmp(argv[i], "-vlruinterval")) {
1151 if ((i + 1) >= argc) {
1152 fprintf(stderr, "missing argument for %s\n", argv[i]);
1155 VLRU_SetOptions(VLRU_SET_INTERVAL, atoi(argv[++i]));
1156 } else if (!strcmp(argv[i], "-vlrumax")) {
1157 if ((i + 1) >= argc) {
1158 fprintf(stderr, "missing argument for %s\n", argv[i]);
1161 VLRU_SetOptions(VLRU_SET_MAX, atoi(argv[++i]));
1162 #endif /* AFS_DEMAND_ATTACH_FS */
1163 } else if (!strcmp(argv[i], "-s")) {
1165 if ((i + 1) >= argc) {
1166 fprintf(stderr, "missing argument for -s\n");
1169 nSmallVns = atoi(argv[++i]);
1170 } else if (!strcmp(argv[i], "-abortthreshold")) {
1171 if ((i + 1) >= argc) {
1172 fprintf(stderr, "missing argument for -abortthreshold\n");
1175 abort_threshold = atoi(argv[++i]);
1176 } else if (!strcmp(argv[i], "-k")) {
1177 if ((i + 1) >= argc) {
1178 fprintf(stderr, "missing argument for -k\n");
1181 stack = atoi(argv[++i]);
1183 #if defined(AFS_SGI_ENV)
1184 else if (!strcmp(argv[i], "-lock")) {
1188 else if (!strcmp(argv[i], "-spare")) {
1189 if ((i + 1) >= argc) {
1190 fprintf(stderr, "missing argument for -spare\n");
1193 BlocksSpare = atoi(argv[++i]);
1195 } else if (!strcmp(argv[i], "-pctspare")) {
1196 if ((i + 1) >= argc) {
1197 fprintf(stderr, "missing argument for -pctspare\n");
1200 PctSpare = atoi(argv[++i]);
1201 BlocksSpare = 0; /* has non-zero default */
1203 } else if (!strcmp(argv[i], "-w")) {
1204 if ((i + 1) >= argc) {
1205 fprintf(stderr, "missing argument for -w\n");
1208 fiveminutes = atoi(argv[++i]);
1209 } else if (!strcmp(argv[i], "-hr")) {
1211 if ((i + 1) >= argc) {
1212 fprintf(stderr, "missing argument for -hr\n");
1215 hr = atoi(argv[++i]);
1216 if ((hr < 1) || (hr > 36)) {
1218 ("host acl refresh interval of %d hours is invalid; hours must be between 1 and 36\n\n",
1222 hostaclRefresh = hr * 60 * 60;
1223 } else if (!strcmp(argv[i], "-rxdbg"))
1225 else if (!strcmp(argv[i], "-rxdbge"))
1227 else if (!strcmp(argv[i], "-cb")) {
1229 if ((i + 1) >= argc) {
1230 fprintf(stderr, "missing argument for -cb\n");
1233 numberofcbs = atoi(argv[++i]);
1234 if ((numberofcbs < 10000) || (numberofcbs > 2147483647)) {
1236 ("number of cbs %d invalid; must be between 10000 and 2147483647\n",
1240 } else if (!strcmp(argv[i], "-busyat")) {
1242 if ((i + 1) >= argc) {
1243 fprintf(stderr, "missing argument for -busyat\n");
1246 busy_threshold = atoi(argv[++i]);
1247 if (busy_threshold < 10) {
1249 ("Busy threshold %d is too low, will compute default.\n",
1253 } else if (!strcmp(argv[i], "-nobusy"))
1255 #ifdef AFS_AIX32_ENV
1256 else if (!strcmp(argv[i], "-m")) {
1257 extern int aixlow_water;
1258 if ((i + 1) >= argc) {
1259 fprintf(stderr, "missing argument for -m\n");
1262 aixlow_water = atoi(argv[++i]);
1263 if ((aixlow_water < 0) || (aixlow_water > 30)) {
1264 printf("space reserved %d% invalid; must be between 0-30%\n",
1270 else if (!strcmp(argv[i], "-nojumbo")) {
1272 } else if (!strcmp(argv[i], "-rxbind")) {
1274 } else if (!strcmp(argv[i], "-allow-dotted-principals")) {
1275 rxkadDisableDotCheck = 1;
1276 } else if (!strcmp(argv[i], "-rxmaxmtu")) {
1277 if ((i + 1) >= argc) {
1278 fprintf(stderr, "missing argument for -rxmaxmtu\n");
1281 rxMaxMTU = atoi(argv[++i]);
1282 if ((rxMaxMTU < RX_MIN_PACKET_SIZE) ||
1283 (rxMaxMTU > RX_MAX_PACKET_DATA_SIZE)) {
1284 printf("rxMaxMTU %d%% invalid; must be between %d-%d\n",
1285 rxMaxMTU, RX_MIN_PACKET_SIZE,
1286 RX_MAX_PACKET_DATA_SIZE);
1289 } else if (!strcmp(argv[i], "-realm")) {
1290 extern char local_realms[AFS_NUM_LREALMS][AFS_REALM_SZ];
1291 extern int num_lrealms;
1292 if ((i + 1) >= argc) {
1293 fprintf(stderr, "missing argument for -realm\n");
1296 if (strlen(argv[++i]) >= AFS_REALM_SZ) {
1298 ("-realm argument must contain fewer than %d characters.\n",
1302 if (num_lrealms == -1)
1304 if (num_lrealms >= AFS_NUM_LREALMS) {
1306 ("a maximum of %d -realm arguments can be specified.\n",
1310 strncpy(local_realms[num_lrealms++], argv[i], AFS_REALM_SZ);
1311 } else if (!strcmp(argv[i], "-udpsize")) {
1312 if ((i + 1) >= argc) {
1313 printf("You have to specify -udpsize <integer value>\n");
1316 bufSize = atoi(argv[++i]);
1317 if (bufSize < rx_GetMinUdpBufSize())
1319 ("Warning:udpsize %d is less than minimum %d; ignoring\n",
1320 bufSize, rx_GetMinUdpBufSize());
1322 udpBufSize = bufSize;
1323 } else if (!strcmp(argv[i], "-sendsize")) {
1324 if ((i + 1) >= argc) {
1325 printf("You have to specify -sendsize <integer value>\n");
1328 bufSize = atoi(argv[++i]);
1329 if (bufSize < 16384)
1331 ("Warning:sendsize %d is less than minimum %d; ignoring\n",
1334 sendBufSize = bufSize;
1335 } else if (!strcmp(argv[i], "-enable_peer_stats")) {
1336 rx_enablePeerRPCStats();
1337 } else if (!strcmp(argv[i], "-enable_process_stats")) {
1338 rx_enableProcessRPCStats();
1340 else if (strcmp(argv[i], "-auditlog") == 0) {
1343 char oldName[MAXPATHLEN];
1344 char *fileName = argv[++i];
1346 #ifndef AFS_NT40_ENV
1347 struct stat statbuf;
1349 if ((lstat(fileName, &statbuf) == 0)
1350 && (S_ISFIFO(statbuf.st_mode))) {
1351 flags = O_WRONLY | O_NONBLOCK;
1355 strcpy(oldName, fileName);
1356 strcat(oldName, ".old");
1357 renamefile(fileName, oldName);
1358 flags = O_WRONLY | O_TRUNC | O_CREAT;
1360 tempfd = open(fileName, flags, 0666);
1362 auditout = fdopen(tempfd, "a");
1364 osi_audit_file(auditout);
1366 printf("Warning: auditlog %s not writable, ignored.\n", fileName);
1368 printf("Warning: auditlog %s not writable, ignored.\n", fileName);
1370 #ifndef AFS_NT40_ENV
1371 else if (strcmp(argv[i], "-syslog") == 0) {
1372 /* set syslog logging flag */
1373 serverLogSyslog = 1;
1374 } else if (strncmp(argv[i], "-syslog=", 8) == 0) {
1375 serverLogSyslog = 1;
1376 serverLogSyslogFacility = atoi(argv[i] + 8);
1379 else if (strcmp(argv[i], "-mrafslogs") == 0) {
1380 /* set syslog logging flag */
1383 else if (strcmp(argv[i], "-saneacls") == 0) {
1391 printf("Only one of -L, or -S must be specified\n");
1402 numberofcbs = 20000;
1418 numberofcbs = 64000;
1427 busy_threshold = 3 * rxpackets / 2;
1437 NewParms(int initializing)
1439 static struct afs_stat sbuf;
1442 char *argv[MAXPARMS];
1445 if (!(afs_stat("/vice/file/parms", &sbuf))) {
1446 parms = (char *)malloc(sbuf.st_size);
1449 fd = afs_open("parms", O_RDONLY, 0666);
1451 ViceLog(0, ("Open for parms failed with errno = %d\n", errno));
1455 i = read(fd, parms, sbuf.st_size);
1457 if (i != sbuf.st_size) {
1459 ViceLog(0, ("Read on parms failed with errno = %d\n", errno));
1462 ("Read on parms failed; expected %d bytes but read %d\n",
1469 for (i = 0; i < MAXPARMS; argv[i++] = 0);
1471 for (argc = i = 0; i < sbuf.st_size; i++) {
1472 if ((*(parms + i) != ' ') && (*(parms + i) != '\n')) {
1473 if (argv[argc] == 0)
1474 argv[argc] = (parms + i);
1476 *(parms + i) = '\0';
1477 if (argv[argc] != 0) {
1478 if (++argc == MAXPARMS)
1481 while ((*(parms + i + 1) == ' ')
1482 || (*(parms + i + 1) == '\n'))
1486 if (ParseArgs(argc, argv) == 0) {
1487 ViceLog(0, ("Change parameters to:"));
1489 ViceLog(0, ("Invalid parameter in:"));
1491 for (i = 0; i < argc; i++) {
1492 ViceLog(0, (" %s", argv[i]));
1496 } else if (!initializing)
1498 ("Received request to change parms but no parms file exists\n"));
1503 /* Miscellaneous routines */
1507 ViceLog(0, ("%s\n", msg));
1519 * If this fails, it's because something major is wrong, and is not
1520 * likely to be time dependent.
1522 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1525 ("Couldn't initialize protection library; code=%d.\n", code));
1529 #ifdef AFS_PTHREAD_ENV
1530 assert(pthread_key_create(&viced_uclient_key, NULL) == 0);
1533 SystemId = SYSADMINID;
1534 SystemAnyUser = ANYUSERID;
1535 SystemAnyUserCPS.prlist_len = 0;
1536 SystemAnyUserCPS.prlist_val = NULL;
1537 AnonCPS.prlist_len = 0;
1538 AnonCPS.prlist_val = NULL;
1540 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1543 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1547 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1550 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1554 AnonymousID = ANONYMOUSID;
1557 #ifdef AFS_PTHREAD_ENV
1559 #else /* AFS_PTHREAD_ENV */
1561 #endif /* AFS_PTHREAD_ENV */
1565 struct rx_connection *serverconns[MAXSERVERS];
1566 struct ubik_client *cstruct;
1569 vl_Initialize(const char *confDir)
1571 afs_int32 code, scIndex = 0, i;
1572 struct afsconf_dir *tdir;
1573 struct rx_securityClass *sc;
1574 struct afsconf_cell info;
1576 tdir = afsconf_Open(confDir);
1579 ("Could not open configuration directory (%s).\n", confDir));
1582 code = afsconf_ClientAuth(tdir, &sc, &scIndex);
1584 ViceLog(0, ("Could not get security object for localAuth\n"));
1587 code = afsconf_GetCellInfo(tdir, NULL, AFSCONF_VLDBSERVICE, &info);
1588 if (info.numServers > MAXSERVERS) {
1590 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1591 info.numServers, MAXSERVERS));
1594 for (i = 0; i < info.numServers; i++)
1596 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1597 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1599 code = ubik_ClientInit(serverconns, &cstruct);
1600 afsconf_Close(tdir);
1602 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1608 #define SYSIDMAGIC 0x88aabbcc
1609 #define SYSIDVERSION 1
1614 afs_int32 fd, nentries, i;
1615 struct versionStamp vsn;
1616 struct afs_stat status;
1619 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1620 || (status.st_size <= 0)) {
1621 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1624 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1626 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1630 if ((i = read(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1632 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1636 if (vsn.magic != SYSIDMAGIC) {
1638 ("%s: wrong magic %x (we support %x)\n",
1639 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1642 if (vsn.version != SYSIDVERSION) {
1644 ("%s: wrong version %d (we support %d)\n",
1645 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1649 read(fd, (char *)&uuid,
1650 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1652 ("%s: read of uuid failed (%d)\n",
1653 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1656 afs_ntohuuid(&uuid);
1659 read(fd, (char *)&nentries,
1660 sizeof(afs_int32))) != sizeof(afs_int32)) {
1662 ("%s: Read of entries failed (%d)\n",
1663 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1666 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1668 ("%s: invalid num of interfaces: %d\n",
1669 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1672 if (FS_HostAddr_cnt == 0) {
1673 FS_HostAddr_cnt = nentries;
1674 for (i = 0; i < nentries; i++) {
1675 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1676 sizeof(afs_int32)) {
1678 ("%s: Read of addresses failed (%d)\n",
1679 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1680 FS_HostAddr_cnt = 0; /* reset it */
1686 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1687 AFSDIR_SERVER_SYSID_FILEPATH));
1697 struct versionStamp vsn;
1698 struct afs_stat status;
1701 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1703 * File exists; keep the old one around
1705 renamefile(AFSDIR_SERVER_SYSID_FILEPATH,
1706 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1708 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1712 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1716 vsn.magic = SYSIDMAGIC;
1718 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1720 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1725 afs_htonuuid(&uuid);
1727 write(fd, (char *)&uuid,
1728 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1730 ("%s: write of uuid failed (%d)\n",
1731 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1735 write(fd, (char *)&FS_HostAddr_cnt,
1736 sizeof(afs_int32))) != sizeof(afs_int32)) {
1738 ("%s: write of # of entries failed (%d)\n",
1739 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1742 for (i = 0; i < FS_HostAddr_cnt; i++) {
1743 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1744 sizeof(afs_int32)) {
1746 ("%s: write of addresses failed (%d)\n",
1747 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1757 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1758 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1759 * and so we need to convert each of them into HBO which is what the extra
1760 * array called FS_HostAddrs_HBO is used here.
1767 extern int VL_RegisterAddrs();
1768 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1771 for (i = 0; i < FS_HostAddr_cnt; i++)
1772 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1773 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1774 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1775 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1777 if (code == VL_MULTIPADDR) {
1779 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1781 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1783 } else if (code == RXGEN_OPCODE) {
1785 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1786 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1789 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1793 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1804 extern int rxi_numNetAddrs;
1805 extern afs_uint32 rxi_NetAddrs[];
1807 #ifndef AFS_NT40_ENV
1808 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1810 * Find addresses we are supposed to register as per the netrestrict
1811 * and netinfo files (/usr/afs/local/NetInfo and
1812 * /usr/afs/local/NetRestict)
1815 afs_int32 code = parseNetFiles(FS_HostAddrs, NULL, NULL,
1816 ADDRSPERSITE, reason,
1817 AFSDIR_SERVER_NETINFO_FILEPATH,
1818 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1820 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1823 FS_HostAddr_cnt = (afs_uint32) code;
1827 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1830 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1831 code = FS_HostAddrs[0];
1833 code = htonl(INADDR_ANY);
1843 * If this fails, it's because something major is wrong, and is not
1844 * likely to be time dependent.
1846 code = vl_Initialize(AFSDIR_SERVER_ETC_DIRPATH);
1849 ("Couldn't initialize protection library; code=%d.\n", code));
1853 /* Read or create the sysid file and register the fileserver's
1854 * IP addresses with the vlserver.
1856 code = ReadSysIdFile();
1858 /* Need to create the file */
1859 ViceLog(0, ("Creating new SysID file\n"));
1860 if ((code = afs_uuid_create(&FS_HostUUID))) {
1861 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1865 /* A good sysid file exists; inform the vlserver. If any conflicts,
1866 * we always use the latest interface available as the real truth.
1869 code = Do_VLRegisterRPC();
1874 main(int argc, char *argv[])
1878 struct rx_securityClass *sc[4];
1879 struct rx_service *tservice;
1880 #ifdef AFS_PTHREAD_ENV
1881 pthread_t serverPid;
1882 pthread_attr_t tattr;
1883 #else /* AFS_PTHREAD_ENV */
1884 PROCESS parentPid, serverPid;
1885 #endif /* AFS_PTHREAD_ENV */
1887 int minVnodesRequired; /* min size of vnode cache */
1888 #ifndef AFS_NT40_ENV
1889 struct rlimit rlim; /* max number of open file descriptors */
1893 afs_uint32 rx_bindhost;
1895 #ifdef AFS_AIX32_ENV
1896 struct sigaction nsa;
1898 sigemptyset(&nsa.sa_mask);
1899 nsa.sa_handler = SIG_DFL;
1900 nsa.sa_flags = SA_FULLDUMP;
1901 sigaction(SIGABRT, &nsa, NULL);
1902 sigaction(SIGSEGV, &nsa, NULL);
1906 /* Initialize dirpaths */
1907 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1909 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1911 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1915 #ifndef AFS_QUIETFS_ENV
1916 console = afs_fopen("/dev/console", "w");
1919 if (ParseArgs(argc, argv)) {
1923 #ifdef AFS_PTHREAD_ENV
1924 assert(pthread_mutex_init(&fileproc_glock_mutex, NULL) == 0);
1925 #endif /* AFS_PTHREAD_ENV */
1927 #ifdef AFS_SGI_VNODE_GLUE
1928 if (afs_init_kernel_config(-1) < 0) {
1930 ("Can't determine NUMA configuration, not starting fileserver.\n");
1934 confDir = afsconf_Open(AFSDIR_SERVER_ETC_DIRPATH);
1936 fprintf(stderr, "Unable to open config directory %s\n",
1937 AFSDIR_SERVER_ETC_DIRPATH);
1943 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1944 #ifndef AFS_NT40_ENV
1945 serverLogSyslogTag = "fileserver";
1947 OpenLog(AFSDIR_SERVER_FILELOG_FILEPATH);
1950 if (SawSpare && SawPctSpare) {
1951 ViceLog(0, ("Both -spare and -pctspare specified, exiting.\n"));
1954 #ifdef AFS_SGI_XFS_IOPS_ENV
1955 ViceLog(0, ("XFS/EFS File server starting\n"));
1957 ViceLog(0, ("File server starting\n"));
1960 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
1961 /* initialize the pthread soft signal handler thread */
1965 /* install signal handlers for controlling the fileserver process */
1966 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1967 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1969 #if defined(AFS_SGI_ENV)
1970 /* give this guy a non-degrading priority so help busy servers */
1971 schedctl(NDPRI, 0, NDPNORMMAX);
1975 #ifndef AFS_NT40_ENV
1976 nice(-5); /* TODO: */
1979 assert(DInit(buffs) == 0);
1982 if (afs_winsockInit() < 0) {
1983 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
1984 ViceLog(0, ("File server failed to intialize winsock.\n"));
1990 /* if we support more than 16 threads, then we better have the ability
1991 ** to keep open a large number of files simultaneously
1993 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
1994 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
1995 #elif defined(AFS_NT40_ENV)
1996 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
1999 curLimit = 0; /* the number of open file descriptors */
2000 code = getrlimit(RLIMIT_NOFILE, &rlim);
2002 curLimit = rlim.rlim_cur;
2003 rlim.rlim_cur = rlim.rlim_max;
2004 code = setrlimit(RLIMIT_NOFILE, &rlim);
2006 curLimit = rlim.rlim_max;
2009 ViceLog(0, ("Failed to increase open file limit, using default\n"));
2011 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
2013 curLimit -= 32; /* leave a slack of 32 file descriptors */
2014 if (lwps > curLimit) {
2018 lwps = 16; /* default to a maximum of 16 threads */
2020 ("The system supports a max of %d open files and we are starting %d threads\n",
2023 #ifndef AFS_PTHREAD_ENV
2024 assert(LWP_InitializeProcessSupport(LWP_MAX_PRIORITY - 2, &parentPid) ==
2026 #endif /* !AFS_PTHREAD_ENV */
2028 /* Initialize volume support */
2030 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
2033 #ifdef AFS_PTHREAD_ENV
2034 SetLogThreadNumProgram( threadNum );
2037 /* initialize libacl routines */
2038 acl_Initialize(ACL_VERSION);
2040 /* initialize RX support */
2041 #ifndef AFS_NT40_ENV
2042 rxi_syscallp = viced_syscall;
2044 rx_extraPackets = rxpackets;
2045 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
2046 rx_SetBusyThreshold(busy_threshold, VBUSY);
2047 rx_SetCallAbortThreshold(abort_threshold);
2048 rx_SetConnAbortThreshold(abort_threshold);
2050 stackSize = 128 * 1024;
2052 stackSize = lwps * 4000;
2053 if (stackSize < 32000)
2055 else if (stackSize > 44000)
2058 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV) || defined(AFS_XBSD_ENV)
2059 rx_SetStackSize(1, stackSize);
2062 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
2063 rx_bindhost = SetupVL();
2065 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2066 ViceLog(0, ("Cannot initialize RX\n"));
2069 if (!rxJumbograms) {
2070 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2073 if (rxMaxMTU != -1) {
2074 rx_SetMaxMTU(rxMaxMTU);
2077 rx_SetRxDeadTime(30);
2078 sc[0] = rxnull_NewServerSecurityObject();
2079 sc[1] = 0; /* rxvab_NewServerSecurityObject(key1, 0) */
2080 sc[2] = rxkad_NewServerSecurityObject(rxkad_clear, NULL, get_key, NULL);
2081 sc[3] = rxkad_NewServerSecurityObject(rxkad_crypt, NULL, get_key, NULL);
2082 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2083 1, /*service name */
2085 /* security classes */ sc,
2086 /* numb sec classes */
2087 4, RXAFS_ExecuteRequest);
2090 ("Failed to initialize RX, probably two servers running.\n"));
2093 if (rxkadDisableDotCheck) {
2094 rx_SetSecurityConfiguration(tservice, RXS_CONFIG_FLAGS,
2095 (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK,
2098 rx_SetMinProcs(tservice, 3);
2099 rx_SetMaxProcs(tservice, lwps);
2100 rx_SetCheckReach(tservice, 1);
2103 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", sc, 4,
2104 RXSTATS_ExecuteRequest);
2106 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2109 rx_SetMinProcs(tservice, 2);
2110 rx_SetMaxProcs(tservice, 4);
2113 * Enable RX hot threads, which allows the listener thread to trade
2114 * places with an idle thread and moves the context switch from listener
2115 * to worker out of the critical path.
2117 rx_EnableHotThread();
2119 /* Some rx debugging */
2120 if (rxlog || eventlog) {
2121 debugFile = afs_fopen("rx_dbg", "w");
2123 rx_debugFile = debugFile;
2125 rxevent_debugFile = debugFile;
2128 init_sys_error_to_et(); /* Set up error table translation */
2129 h_InitHostPackage(); /* set up local cellname and realmname */
2130 InitCallBack(numberofcbs);
2135 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2141 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2145 /* allow super users to manage RX statistics */
2146 rx_SetRxStatUserOk(fs_rxstat_userok);
2148 #ifdef AFS_PTHREAD_ENV
2149 assert(pthread_cond_init(&fsync_cond, NULL) == 0);
2150 assert(pthread_mutex_init(&fsync_glock_mutex, NULL) == 0);
2153 #if !defined(AFS_DEMAND_ATTACH_FS)
2155 * For DAFS, we do not start the Rx server threads until after
2156 * the volume package is initialized, and fileserver state is
2157 * restored. This is necessary in order to keep host and callback
2158 * package state pristine until we have a chance to restore state.
2160 * Furthermore, startup latency is much lower with dafs, so this
2161 * shouldn't pose a serious problem.
2163 rx_StartServer(0); /* now start handling requests */
2166 /* we ensure that there is enough space in the vnode buffer to satisfy
2167 ** requests from all concurrent threads.
2168 ** the maximum number of vnodes used by a single thread at any one time
2169 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2170 ** two vSmall for linking files and two vLarge and one vSmall for linking
2173 minVnodesRequired = 2 * lwps + 1;
2174 if (minVnodesRequired > nSmallVns) {
2175 nSmallVns = minVnodesRequired;
2177 ("Overriding -s command line parameter with %d\n",
2180 if (minVnodesRequired > large) {
2181 large = minVnodesRequired;
2182 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2185 /* We now do this after getting the listener up and running, so that client
2186 * connections don't timeout (maybe) if a file server is restarted, since it
2187 * will be available "real soon now". Worry about whether we can satisfy the
2188 * calls in the volume package itself.
2190 if (VInitVolumePackage(fileServer, large, nSmallVns, 0, volcache)) {
2192 ("Shutting down: errors encountered initializing volume package\n"));
2197 #ifdef AFS_DEMAND_ATTACH_FS
2198 if (fs_state.options.fs_state_restore) {
2201 * restore fileserver state */
2204 rx_StartServer(0); /* now start handling requests */
2205 #endif /* AFS_DEMAND_ATTACH_FS */
2208 * We are done calling fopen/fdopen. It is safe to use a large
2209 * of the file descriptor cache.
2213 #ifdef AFS_PTHREAD_ENV
2214 ViceLog(5, ("Starting pthreads\n"));
2215 #ifdef AFS_DEMAND_ATTACH_FS
2218 assert(pthread_attr_init(&tattr) == 0);
2219 assert(pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED) == 0);
2221 assert(pthread_create
2222 (&serverPid, &tattr, (void *)FiveMinuteCheckLWP,
2223 &fiveminutes) == 0);
2224 assert(pthread_create
2225 (&serverPid, &tattr, (void *)HostCheckLWP, &fiveminutes) == 0);
2226 assert(pthread_create
2227 (&serverPid, &tattr, (void *)FsyncCheckLWP, &fiveminutes) == 0);
2228 #else /* AFS_PTHREAD_ENV */
2229 ViceLog(5, ("Starting LWP\n"));
2230 assert(LWP_CreateProcess
2231 (FiveMinuteCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2232 (void *)&fiveminutes, "FiveMinuteChecks",
2233 &serverPid) == LWP_SUCCESS);
2235 assert(LWP_CreateProcess
2236 (HostCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2237 (void *)&fiveminutes, "HostCheck", &serverPid) == LWP_SUCCESS);
2238 assert(LWP_CreateProcess
2239 (FsyncCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2240 (void *)&fiveminutes, "FsyncCheck", &serverPid) == LWP_SUCCESS);
2241 #endif /* AFS_PTHREAD_ENV */
2243 TM_GetTimeOfDay(&tp, 0);
2245 #ifndef AFS_QUIETFS_ENV
2246 if (console != NULL) {
2247 time_t t = tp.tv_sec;
2248 fprintf(console, "File server has started at %s\r",
2249 afs_ctime(&t, tbuffer, sizeof(tbuffer)));
2254 * Figure out the FileServer's name and primary address.
2256 ViceLog(0, ("Getting FileServer name...\n"));
2257 code = gethostname(FS_HostName, 64);
2259 ViceLog(0, ("gethostname() failed\n"));
2261 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2263 ViceLog(0, ("Getting FileServer address...\n"));
2264 he = gethostbyname(FS_HostName);
2266 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2269 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2270 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2271 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2273 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2274 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2277 /* Install handler to catch the shutdown signal;
2278 * bosserver assumes SIGQUIT shutdown
2280 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
2281 softsig_signal(SIGQUIT, ShutDown_Signal);
2283 (void)signal(SIGQUIT, ShutDown_Signal);
2288 ("File Server started %s",
2289 afs_ctime(&t, tbuffer, sizeof(tbuffer))));
2290 #if FS_STATS_DETAILED
2291 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2293 #ifdef AFS_PTHREAD_ENV
2295 sleep(1000); /* long time */
2297 #else /* AFS_PTHREAD_ENV */
2298 assert(LWP_WaitProcess(&parentPid) == LWP_SUCCESS);
2299 #endif /* AFS_PTHREAD_ENV */