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 */
168 afs_int32 implicitAdminRights = PRSFS_LOOKUP; /* The ADMINISTER right is
170 afs_int32 readonlyServer = 0;
173 int stackSize = 24000;
174 int fiveminutes = 300; /* 5 minutes. Change this for debugging only */
175 int CurrentConnections = 0;
176 int hostaclRefresh = 7200; /* refresh host clients' acls every 2 hrs */
177 #if defined(AFS_SGI_ENV)
182 int rxpackets = 150; /* 100 */
183 int nSmallVns = 400; /* 200 */
184 int large = 400; /* 200 */
185 int volcache = 400; /* 400 */
186 int numberofcbs = 60000; /* 60000 */
187 int lwps = 9; /* 6 */
188 int buffs = 90; /* 70 */
189 int novbc = 0; /* Enable Volume Break calls */
190 int busy_threshold = 600;
191 int abort_threshold = 10;
192 int udpBufSize = 0; /* UDP buffer size for receive */
193 int sendBufSize = 16384; /* send buffer size */
194 int saneacls = 0; /* Sane ACLs Flag */
198 #ifdef AFS_PTHREAD_ENV
199 pthread_key_t viced_uclient_key;
203 * FileServer's name and IP address, both network byte order and
206 #define ADDRSPERSITE 16 /* Same global is in rx/rx_user.c */
208 char FS_HostName[128] = "localhost";
209 afs_uint32 FS_HostAddr_NBO;
210 afs_uint32 FS_HostAddr_HBO;
211 afs_uint32 FS_HostAddrs[ADDRSPERSITE], FS_HostAddr_cnt = 0, FS_registered = 0;
212 /* All addresses in FS_HostAddrs are in NBO */
215 static void FlagMsg();
217 #ifdef AFS_DEMAND_ATTACH_FS
220 * fileserver mode support
222 * during fileserver shutdown, we have to track the graceful shutdown of
223 * certain background threads before we are allowed to dump state to
227 #if !defined(PTHREAD_RWLOCK_INITIALIZER) && defined(AFS_DARWIN80_ENV)
228 #define PTHREAD_RWLOCK_INITIALIZER {0x2DA8B3B4, {0}}
231 struct fs_state fs_state =
238 PTHREAD_COND_INITIALIZER,
239 PTHREAD_RWLOCK_INITIALIZER
241 #endif /* AFS_DEMAND_ATTACH_FS */
244 * Home for the performance statistics.
252 struct afs_stat status;
253 register int tsize = getdtablesize();
255 for (i = 0; i < tsize; i++) {
256 if (afs_fstat(i, &status) != -1) {
257 printf("%d: dev %x, inode %u, length %u, type/mode %x\n", i,
258 status.st_dev, status.st_ino, status.st_size,
263 ResetCheckDescriptors();
266 } /*CheckDescriptors */
269 #ifdef AFS_PTHREAD_ENV
271 CheckSignal_Signal(x)
283 CheckDescriptors_Signal(x)
287 #else /* AFS_PTHREAD_ENV */
289 CheckSignal_Signal(x)
291 IOMGR_SoftSig(CheckSignal, 0);
297 IOMGR_SoftSig(ShutDown, 0);
301 CheckDescriptors_Signal(x)
303 IOMGR_SoftSig(CheckDescriptors, 0);
305 #endif /* AFS_PTHREAD_ENV */
307 /* check whether caller is authorized to manage RX statistics */
309 fs_rxstat_userok(struct rx_call *call)
311 return afsconf_SuperUser(confDir, call, NULL);
315 ResetCheckSignal(void)
319 #if defined(AFS_HPUX_ENV)
322 #if defined(AFS_NT40_ENV)
329 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
330 softsig_signal(signo, CheckSignal_Signal);
332 signal(signo, CheckSignal_Signal);
337 ResetCheckDescriptors(void)
340 #if defined(AFS_PTHREAD_ENV)
341 softsig_signal(SIGTERM, CheckDescriptors_Signal);
343 (void)signal(SIGTERM, CheckDescriptors_Signal);
348 #if defined(AFS_PTHREAD_ENV)
352 return pthread_getspecific(rx_thread_id_key);
356 /* proc called by rxkad module to get a key */
358 get_key(char *arock, register afs_int32 akvno, char *akey)
361 static struct afsconf_key tkey;
362 register afs_int32 code;
365 ViceLog(0, ("conf dir not open\n"));
368 code = afsconf_GetKey(confDir, akvno, tkey.key);
370 ViceLog(0, ("afsconf_GetKey failure: kvno %d code %d\n", akvno, code));
373 memcpy(akey, tkey.key, sizeof(tkey.key));
380 viced_syscall(afs_uint32 a3, afs_uint32 a4, void *a5)
385 #ifndef AFS_LINUX20_ENV
386 old = (void (*)())signal(SIGSYS, SIG_IGN);
388 rcode = syscall(AFS_SYSCALL, 28 /* AFSCALL_CALL */ , a3, a4, a5);
389 #ifndef AFS_LINUX20_ENV
397 #if !defined(AFS_NT40_ENV)
398 #include "AFS_component_version_number.c"
399 #endif /* !AFS_NT40_ENV */
401 #define MAXADMINNAME 64
402 char adminName[MAXADMINNAME];
408 struct afs_stat status;
410 if ((afs_stat("/AdminName", &status)) || /* if file does not exist */
411 (status.st_size <= 0) || /* or it is too short */
412 (status.st_size >= (MAXADMINNAME)) || /* or it is too long */
413 !(fd = afs_open("/AdminName", O_RDONLY, 0))) { /* or the open fails */
414 strcpy(adminName, "System:Administrators"); /* use the default name */
416 (void)read(fd, adminName, status.st_size); /* use name from the file */
419 close(fd); /* close fd if it was opened */
421 } /*CheckAdminName */
427 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
428 /* set our 'thread-id' so that the host hold table works */
429 MUTEX_ENTER(&rx_stats_mutex); /* protects rxi_pthread_hinum */
431 pthread_setspecific(rx_thread_id_key, (void *)rxi_pthread_hinum);
432 MUTEX_EXIT(&rx_stats_mutex);
434 ("Set thread id %d for '%s'\n",
435 pthread_getspecific(rx_thread_id_key), s));
439 /* This LWP does things roughly every 5 minutes */
446 ViceLog(1, ("Starting five minute check process\n"));
447 setThreadId("FiveMinuteCheckLWP");
449 #ifdef AFS_DEMAND_ATTACH_FS
451 while (fs_state.mode == FS_MODE_NORMAL) {
452 fs_state.FiveMinuteLWP_tranquil = 1;
458 #ifdef AFS_PTHREAD_ENV
460 #else /* AFS_PTHREAD_ENV */
461 IOMGR_Sleep(fiveminutes);
462 #endif /* AFS_PTHREAD_ENV */
464 #ifdef AFS_DEMAND_ATTACH_FS
466 if (fs_state.mode != FS_MODE_NORMAL) {
469 fs_state.FiveMinuteLWP_tranquil = 0;
473 /* close the log so it can be removed */
474 ReOpenLog(AFSDIR_SERVER_FILELOG_FILEPATH); /* don't trunc, just append */
475 ViceLog(2, ("Cleaning up timed out callbacks\n"));
476 if (CleanupTimedOutCallBacks())
477 ViceLog(5, ("Timed out callbacks deleted\n"));
478 ViceLog(2, ("Set disk usage statistics\n"));
480 if (FS_registered == 1)
482 /* Force wakeup in case we missed something; pthreads does timedwait */
483 #ifndef AFS_PTHREAD_ENV
484 LWP_NoYieldSignal(fsync_wait);
486 if (printBanner && (++msg & 1)) { /* Every 10 minutes */
487 time_t now = FT_ApproxTime();
488 if (console != NULL) {
489 #ifndef AFS_QUIETFS_ENV
490 fprintf(console, "File server is running at %s\r",
491 afs_ctime(&now, tbuffer, sizeof(tbuffer)));
492 #endif /* AFS_QUIETFS_ENV */
494 ("File server is running at %s\n",
495 afs_ctime(&now, tbuffer, sizeof(tbuffer))));
498 #ifdef AFS_DEMAND_ATTACH_FS
502 #ifdef AFS_DEMAND_ATTACH_FS
503 fs_state.FiveMinuteLWP_tranquil = 1;
505 assert(pthread_cond_broadcast(&fs_state.worker_done_cv)==0);
509 } /*FiveMinuteCheckLWP */
512 /* This LWP does host checks every 5 minutes: it should not be used for
513 * other 5 minute activities because it may be delayed by timeouts when
514 * it probes the workstations
520 ViceLog(1, ("Starting Host check process\n"));
521 setThreadId("HostCheckLWP");
522 #ifdef AFS_DEMAND_ATTACH_FS
524 while (fs_state.mode == FS_MODE_NORMAL) {
525 fs_state.HostCheckLWP_tranquil = 1;
531 #ifdef AFS_PTHREAD_ENV
533 #else /* AFS_PTHREAD_ENV */
534 IOMGR_Sleep(fiveminutes);
535 #endif /* AFS_PTHREAD_ENV */
537 #ifdef AFS_DEMAND_ATTACH_FS
539 if (fs_state.mode != FS_MODE_NORMAL) {
542 fs_state.HostCheckLWP_tranquil = 0;
546 ViceLog(2, ("Checking for dead venii & clients\n"));
549 #ifdef AFS_DEMAND_ATTACH_FS
553 #ifdef AFS_DEMAND_ATTACH_FS
554 fs_state.HostCheckLWP_tranquil = 1;
556 assert(pthread_cond_broadcast(&fs_state.worker_done_cv)==0);
562 /* This LWP does fsync checks every 5 minutes: it should not be used for
563 * other 5 minute activities because it may be delayed by timeouts when
564 * it probes the workstations
570 #ifdef AFS_PTHREAD_ENV
571 struct timespec fsync_next;
573 ViceLog(1, ("Starting fsync check process\n"));
575 setThreadId("FsyncCheckLWP");
577 #ifdef AFS_PTHREAD_ENV
578 assert(pthread_cond_init(&fsync_cond, NULL) == 0);
579 assert(pthread_mutex_init(&fsync_glock_mutex, NULL) == 0);
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))));
857 { /* backward compatibility */
858 ShutDownAndCore(DONTPANIC);
868 /* default supports help flag */
870 strcpy(buffer, "Usage: fileserver ");
871 strcpy(buffer, "[-auditlog <log path>] ");
872 strcat(buffer, "[-d <debug level>] ");
873 strcat(buffer, "[-p <number of processes>] ");
874 strcat(buffer, "[-spare <number of spare blocks>] ");
875 strcat(buffer, "[-pctspare <percentage spare>] ");
876 strcat(buffer, "[-b <buffers>] ");
877 strcat(buffer, "[-l <large vnodes>] ");
878 strcat(buffer, "[-s <small vnodes>] ");
879 strcat(buffer, "[-vc <volume cachesize>] ");
880 strcat(buffer, "[-w <call back wait interval>] ");
881 strcat(buffer, "[-cb <number of call backs>] ");
882 strcat(buffer, "[-banner (print banner every 10 minutes)] ");
883 strcat(buffer, "[-novbc (whole volume cbs disabled)] ");
884 strcat(buffer, "[-implicit <admin mode bits: rlidwka>] ");
885 strcat(buffer, "[-readonly (read-only file server)] ");
887 "[-hr <number of hours between refreshing the host cps>] ");
888 strcat(buffer, "[-busyat <redirect clients when queue > n>] ");
889 strcat(buffer, "[-nobusy <no VBUSY before a volume is attached>] ");
890 strcat(buffer, "[-rxpck <number of rx extra packets>] ");
891 strcat(buffer, "[-rxdbg (enable rx debugging)] ");
892 strcat(buffer, "[-rxdbge (enable rxevent debugging)] ");
893 strcat(buffer, "[-rxmaxmtu <bytes>] ");
894 strcat(buffer, "[-rxbind (bind the Rx socket to one address)] ");
895 #ifdef AFS_DEMAND_ATTACH_FS
896 strcat(buffer, "[-fs-state-dont-save (disable state save during shutdown)] ");
897 strcat(buffer, "[-fs-state-dont-restore (disable state restore during startup)] ");
898 strcat(buffer, "[-fs-state-verify <none|save|restore|both> (default is both)] ");
899 strcat(buffer, "[-vattachpar <max number of volume attach/shutdown threads> (default is 1)] ");
900 strcat(buffer, "[-vhashsize <log(2) of number of volume hash buckets> (default is 8)] ");
901 strcat(buffer, "[-vlrudisable (disable VLRU functionality)] ");
902 strcat(buffer, "[-vlruthresh <minutes before unused volumes become eligible for soft detach> (default is 2 hours)] ");
903 strcat(buffer, "[-vlruinterval <seconds between VLRU scans> (default is 2 minutes)] ");
904 strcat(buffer, "[-vlrumax <max volumes to soft detach in one VLRU scan> (default is 8)] ");
905 #elif AFS_PTHREAD_ENV
906 strcat(buffer, "[-vattachpar <number of volume attach threads> (default is 1)] ");
909 strcat(buffer, "[-m <min percentage spare in partition>] ");
911 #if defined(AFS_SGI_ENV)
912 strcat(buffer, "[-lock (keep fileserver from swapping)] ");
914 strcat(buffer, "[-L (large server conf)] ");
915 strcat(buffer, "[-S (small server conf)] ");
916 strcat(buffer, "[-k <stack size>] ");
917 strcat(buffer, "[-realm <Kerberos realm name>] ");
918 strcat(buffer, "[-udpsize <size of socket buffer in bytes>] ");
919 strcat(buffer, "[-sendsize <size of send buffer in bytes>] ");
920 strcat(buffer, "[-abortthreshold <abort threshold>] ");
921 /* strcat(buffer, "[-enable_peer_stats] "); */
922 /* strcat(buffer, "[-enable_process_stats] "); */
923 strcat(buffer, "[-help]\n");
925 ViceLog(0, ("%s", buffer));
928 printf("%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], "-rxmaxmtu")) {
1275 if ((i + 1) >= argc) {
1276 fprintf(stderr, "missing argument for -rxmaxmtu\n");
1279 rxMaxMTU = atoi(argv[++i]);
1280 if ((rxMaxMTU < RX_MIN_PACKET_SIZE) ||
1281 (rxMaxMTU > RX_MAX_PACKET_DATA_SIZE)) {
1282 printf("rxMaxMTU %d%% invalid; must be between %d-%d\n",
1283 rxMaxMTU, RX_MIN_PACKET_SIZE,
1284 RX_MAX_PACKET_DATA_SIZE);
1287 } else if (!strcmp(argv[i], "-realm")) {
1288 extern char local_realms[AFS_NUM_LREALMS][AFS_REALM_SZ];
1289 extern int num_lrealms;
1290 if ((i + 1) >= argc) {
1291 fprintf(stderr, "missing argument for -realm\n");
1294 if (strlen(argv[++i]) >= AFS_REALM_SZ) {
1296 ("-realm argument must contain fewer than %d characters.\n",
1300 if (num_lrealms == -1)
1302 if (num_lrealms >= AFS_NUM_LREALMS) {
1304 ("a maximum of %d -realm arguments can be specified.\n",
1308 strncpy(local_realms[num_lrealms++], argv[i], AFS_REALM_SZ);
1309 } else if (!strcmp(argv[i], "-udpsize")) {
1310 if ((i + 1) >= argc) {
1311 printf("You have to specify -udpsize <integer value>\n");
1314 bufSize = atoi(argv[++i]);
1315 if (bufSize < rx_GetMinUdpBufSize())
1317 ("Warning:udpsize %d is less than minimum %d; ignoring\n",
1318 bufSize, rx_GetMinUdpBufSize());
1320 udpBufSize = bufSize;
1321 } else if (!strcmp(argv[i], "-sendsize")) {
1322 if ((i + 1) >= argc) {
1323 printf("You have to specify -sendsize <integer value>\n");
1326 bufSize = atoi(argv[++i]);
1327 if (bufSize < 16384)
1329 ("Warning:sendsize %d is less than minimum %d; ignoring\n",
1332 sendBufSize = bufSize;
1333 } else if (!strcmp(argv[i], "-enable_peer_stats")) {
1334 rx_enablePeerRPCStats();
1335 } else if (!strcmp(argv[i], "-enable_process_stats")) {
1336 rx_enableProcessRPCStats();
1338 else if (strcmp(argv[i], "-auditlog") == 0) {
1341 char oldName[MAXPATHLEN];
1342 char *fileName = argv[++i];
1344 #ifndef AFS_NT40_ENV
1345 struct stat statbuf;
1347 if ((lstat(fileName, &statbuf) == 0)
1348 && (S_ISFIFO(statbuf.st_mode))) {
1349 flags = O_WRONLY | O_NONBLOCK;
1353 strcpy(oldName, fileName);
1354 strcat(oldName, ".old");
1355 renamefile(fileName, oldName);
1356 flags = O_WRONLY | O_TRUNC | O_CREAT;
1358 tempfd = open(fileName, flags, 0666);
1360 auditout = fdopen(tempfd, "a");
1362 osi_audit_file(auditout);
1364 printf("Warning: auditlog %s not writable, ignored.\n", fileName);
1366 printf("Warning: auditlog %s not writable, ignored.\n", fileName);
1368 #ifndef AFS_NT40_ENV
1369 else if (strcmp(argv[i], "-syslog") == 0) {
1370 /* set syslog logging flag */
1371 serverLogSyslog = 1;
1372 } else if (strncmp(argv[i], "-syslog=", 8) == 0) {
1373 serverLogSyslog = 1;
1374 serverLogSyslogFacility = atoi(argv[i] + 8);
1377 else if (strcmp(argv[i], "-mrafslogs") == 0) {
1378 /* set syslog logging flag */
1381 else if (strcmp(argv[i], "-saneacls") == 0) {
1389 printf("Only one of -L, or -S must be specified\n");
1400 numberofcbs = 20000;
1416 numberofcbs = 64000;
1425 busy_threshold = 3 * rxpackets / 2;
1435 NewParms(int initializing)
1437 static struct afs_stat sbuf;
1440 char *argv[MAXPARMS];
1443 if (!(afs_stat("/vice/file/parms", &sbuf))) {
1444 parms = (char *)malloc(sbuf.st_size);
1447 fd = afs_open("parms", O_RDONLY, 0666);
1449 ViceLog(0, ("Open for parms failed with errno = %d\n", errno));
1453 i = read(fd, parms, sbuf.st_size);
1455 if (i != sbuf.st_size) {
1457 ViceLog(0, ("Read on parms failed with errno = %d\n", errno));
1460 ("Read on parms failed; expected %d bytes but read %d\n",
1467 for (i = 0; i < MAXPARMS; argv[i++] = 0);
1469 for (argc = i = 0; i < sbuf.st_size; i++) {
1470 if ((*(parms + i) != ' ') && (*(parms + i) != '\n')) {
1471 if (argv[argc] == 0)
1472 argv[argc] = (parms + i);
1474 *(parms + i) = '\0';
1475 if (argv[argc] != 0) {
1476 if (++argc == MAXPARMS)
1479 while ((*(parms + i + 1) == ' ')
1480 || (*(parms + i + 1) == '\n'))
1484 if (ParseArgs(argc, argv) == 0) {
1485 ViceLog(0, ("Change parameters to:"));
1487 ViceLog(0, ("Invalid parameter in:"));
1489 for (i = 0; i < argc; i++) {
1490 ViceLog(0, (" %s", argv[i]));
1494 } else if (!initializing)
1496 ("Received request to change parms but no parms file exists\n"));
1501 /* Miscellaneous routines */
1505 ViceLog(0, ("%s\n", msg));
1517 * If this fails, it's because something major is wrong, and is not
1518 * likely to be time dependent.
1520 code = pr_Initialize(2, AFSDIR_SERVER_ETC_DIRPATH, 0);
1523 ("Couldn't initialize protection library; code=%d.\n", code));
1527 #ifdef AFS_PTHREAD_ENV
1528 assert(pthread_key_create(&viced_uclient_key, NULL) == 0);
1531 SystemId = SYSADMINID;
1532 SystemAnyUser = ANYUSERID;
1533 SystemAnyUserCPS.prlist_len = 0;
1534 SystemAnyUserCPS.prlist_val = NULL;
1535 AnonCPS.prlist_len = 0;
1536 AnonCPS.prlist_val = NULL;
1538 code = pr_GetCPS(SystemAnyUser, &SystemAnyUserCPS);
1541 ("Couldn't get CPS for AnyUser, will try again in 30 seconds; code=%d.\n",
1545 code = pr_GetCPS(ANONYMOUSID, &AnonCPS);
1548 ("Couldn't get Anonymous CPS, exiting; code=%d.\n",
1552 AnonymousID = ANONYMOUSID;
1555 #ifdef AFS_PTHREAD_ENV
1557 #else /* AFS_PTHREAD_ENV */
1559 #endif /* AFS_PTHREAD_ENV */
1563 struct rx_connection *serverconns[MAXSERVERS];
1564 struct ubik_client *cstruct;
1567 vl_Initialize(const char *confDir)
1569 afs_int32 code, scIndex = 0, i;
1570 struct afsconf_dir *tdir;
1571 struct rx_securityClass *sc;
1572 struct afsconf_cell info;
1574 tdir = afsconf_Open(confDir);
1577 ("Could not open configuration directory (%s).\n", confDir));
1580 code = afsconf_ClientAuth(tdir, &sc, &scIndex);
1582 ViceLog(0, ("Could not get security object for localAuth\n"));
1585 code = afsconf_GetCellInfo(tdir, NULL, AFSCONF_VLDBSERVICE, &info);
1586 if (info.numServers > MAXSERVERS) {
1588 ("vl_Initialize: info.numServers=%d (> MAXSERVERS=%d)\n",
1589 info.numServers, MAXSERVERS));
1592 for (i = 0; i < info.numServers; i++)
1594 rx_NewConnection(info.hostAddr[i].sin_addr.s_addr,
1595 info.hostAddr[i].sin_port, USER_SERVICE_ID, sc,
1597 code = ubik_ClientInit(serverconns, &cstruct);
1598 afsconf_Close(tdir);
1600 ViceLog(0, ("vl_Initialize: ubik client init failed.\n"));
1606 #define SYSIDMAGIC 0x88aabbcc
1607 #define SYSIDVERSION 1
1612 afs_int32 fd, nentries, i;
1613 struct versionStamp vsn;
1614 struct afs_stat status;
1617 if ((afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status))
1618 || (status.st_size <= 0)) {
1619 ViceLog(0, ("%s: doesn't exist\n", AFSDIR_SERVER_SYSID_FILEPATH));
1622 if (!(fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_RDONLY, 0))) {
1624 ("%s: can't open (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1628 if ((i = read(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1630 ("%s: Read failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1634 if (vsn.magic != SYSIDMAGIC) {
1636 ("%s: wrong magic %x (we support %x)\n",
1637 AFSDIR_SERVER_SYSID_FILEPATH, vsn.magic, SYSIDMAGIC));
1640 if (vsn.version != SYSIDVERSION) {
1642 ("%s: wrong version %d (we support %d)\n",
1643 AFSDIR_SERVER_SYSID_FILEPATH, vsn.version, SYSIDVERSION));
1647 read(fd, (char *)&uuid,
1648 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1650 ("%s: read of uuid failed (%d)\n",
1651 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1654 afs_ntohuuid(&uuid);
1657 read(fd, (char *)&nentries,
1658 sizeof(afs_int32))) != sizeof(afs_int32)) {
1660 ("%s: Read of entries failed (%d)\n",
1661 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1664 if (nentries <= 0 || nentries > ADDRSPERSITE) {
1666 ("%s: invalid num of interfaces: %d\n",
1667 AFSDIR_SERVER_SYSID_FILEPATH, nentries));
1670 if (FS_HostAddr_cnt == 0) {
1671 FS_HostAddr_cnt = nentries;
1672 for (i = 0; i < nentries; i++) {
1673 if (read(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1674 sizeof(afs_int32)) {
1676 ("%s: Read of addresses failed (%d)\n",
1677 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1678 FS_HostAddr_cnt = 0; /* reset it */
1684 ("%s: address list ignored (NetInfo/NetRestrict override)\n",
1685 AFSDIR_SERVER_SYSID_FILEPATH));
1695 struct versionStamp vsn;
1696 struct afs_stat status;
1699 if (!afs_stat(AFSDIR_SERVER_SYSID_FILEPATH, &status)) {
1701 * File exists; keep the old one around
1703 renamefile(AFSDIR_SERVER_SYSID_FILEPATH,
1704 AFSDIR_SERVER_OLDSYSID_FILEPATH);
1706 fd = afs_open(AFSDIR_SERVER_SYSID_FILEPATH, O_WRONLY | O_TRUNC | O_CREAT,
1710 ("%s: can't create (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1714 vsn.magic = SYSIDMAGIC;
1716 if ((i = write(fd, (char *)&vsn, sizeof(vsn))) != sizeof(vsn)) {
1718 ("%s: write failed (%d)\n", AFSDIR_SERVER_SYSID_FILEPATH,
1723 afs_htonuuid(&uuid);
1725 write(fd, (char *)&uuid,
1726 sizeof(struct afsUUID))) != sizeof(struct afsUUID)) {
1728 ("%s: write of uuid failed (%d)\n",
1729 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1733 write(fd, (char *)&FS_HostAddr_cnt,
1734 sizeof(afs_int32))) != sizeof(afs_int32)) {
1736 ("%s: write of # of entries failed (%d)\n",
1737 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1740 for (i = 0; i < FS_HostAddr_cnt; i++) {
1741 if (write(fd, (char *)&FS_HostAddrs[i], sizeof(afs_int32)) !=
1742 sizeof(afs_int32)) {
1744 ("%s: write of addresses failed (%d)\n",
1745 AFSDIR_SERVER_SYSID_FILEPATH, errno));
1755 * This routine sets up the buffers for the VL_RegisterAddrs RPC. All addresses
1756 * in FS_HostAddrs[] are in NBO, while the RPC treats them as a "blob" of data
1757 * and so we need to convert each of them into HBO which is what the extra
1758 * array called FS_HostAddrs_HBO is used here.
1765 extern int VL_RegisterAddrs();
1766 afs_uint32 FS_HostAddrs_HBO[ADDRSPERSITE];
1769 for (i = 0; i < FS_HostAddr_cnt; i++)
1770 FS_HostAddrs_HBO[i] = ntohl(FS_HostAddrs[i]);
1771 addrs.bulkaddrs_len = FS_HostAddr_cnt;
1772 addrs.bulkaddrs_val = (afs_uint32 *) FS_HostAddrs_HBO;
1773 code = ubik_VL_RegisterAddrs(cstruct, 0, &FS_HostUUID, 0, &addrs);
1775 if (code == VL_MULTIPADDR) {
1777 ("VL_RegisterAddrs rpc failed; The IP address exists on a different server; repair it\n"));
1779 ("VL_RegisterAddrs rpc failed; See VLLog for details\n"));
1781 } else if (code == RXGEN_OPCODE) {
1783 ("vlserver doesn't support VL_RegisterAddrs rpc; ignored\n"));
1784 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1787 ("VL_RegisterAddrs rpc failed; will retry periodically (code=%d, err=%d)\n",
1791 FS_registered = 2; /* So we don't have to retry in the gc daemon */
1802 extern int rxi_numNetAddrs;
1803 extern afs_uint32 rxi_NetAddrs[];
1805 #ifndef AFS_NT40_ENV
1806 if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || AFSDIR_SERVER_NETINFO_FILEPATH) {
1808 * Find addresses we are supposed to register as per the netrestrict
1809 * and netinfo files (/usr/afs/local/NetInfo and
1810 * /usr/afs/local/NetRestict)
1813 afs_int32 code = parseNetFiles(FS_HostAddrs, NULL, NULL,
1814 ADDRSPERSITE, reason,
1815 AFSDIR_SERVER_NETINFO_FILEPATH,
1816 AFSDIR_SERVER_NETRESTRICT_FILEPATH);
1818 ViceLog(0, ("Can't register any valid addresses: %s\n", reason));
1821 FS_HostAddr_cnt = (afs_uint32) code;
1825 FS_HostAddr_cnt = rx_getAllAddr(FS_HostAddrs, ADDRSPERSITE);
1828 if (FS_HostAddr_cnt == 1 && rxBind == 1)
1829 code = FS_HostAddrs[0];
1831 code = htonl(INADDR_ANY);
1841 * If this fails, it's because something major is wrong, and is not
1842 * likely to be time dependent.
1844 code = vl_Initialize(AFSDIR_SERVER_ETC_DIRPATH);
1847 ("Couldn't initialize protection library; code=%d.\n", code));
1851 /* Read or create the sysid file and register the fileserver's
1852 * IP addresses with the vlserver.
1854 code = ReadSysIdFile();
1856 /* Need to create the file */
1857 ViceLog(0, ("Creating new SysID file\n"));
1858 if ((code = afs_uuid_create(&FS_HostUUID))) {
1859 ViceLog(0, ("Failed to create new uuid: %d\n", code));
1863 /* A good sysid file exists; inform the vlserver. If any conflicts,
1864 * we always use the latest interface available as the real truth.
1867 code = Do_VLRegisterRPC();
1872 main(int argc, char *argv[])
1876 struct rx_securityClass *sc[4];
1877 struct rx_service *tservice;
1878 #ifdef AFS_PTHREAD_ENV
1879 pthread_t serverPid;
1880 pthread_attr_t tattr;
1881 #else /* AFS_PTHREAD_ENV */
1882 PROCESS parentPid, serverPid;
1883 #endif /* AFS_PTHREAD_ENV */
1885 int minVnodesRequired; /* min size of vnode cache */
1886 #ifndef AFS_NT40_ENV
1887 struct rlimit rlim; /* max number of open file descriptors */
1891 afs_uint32 rx_bindhost;
1893 #ifdef AFS_AIX32_ENV
1894 struct sigaction nsa;
1896 sigemptyset(&nsa.sa_mask);
1897 nsa.sa_handler = SIG_DFL;
1898 nsa.sa_flags = SA_FULLDUMP;
1899 sigaction(SIGABRT, &nsa, NULL);
1900 sigaction(SIGSEGV, &nsa, NULL);
1904 /* Initialize dirpaths */
1905 if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
1907 ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
1909 fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
1913 #ifndef AFS_QUIETFS_ENV
1914 console = afs_fopen("/dev/console", "w");
1917 if (ParseArgs(argc, argv)) {
1921 #ifdef AFS_PTHREAD_ENV
1922 assert(pthread_mutex_init(&fileproc_glock_mutex, NULL) == 0);
1923 #endif /* AFS_PTHREAD_ENV */
1925 #ifdef AFS_SGI_VNODE_GLUE
1926 if (afs_init_kernel_config(-1) < 0) {
1928 ("Can't determine NUMA configuration, not starting fileserver.\n");
1932 confDir = afsconf_Open(AFSDIR_SERVER_ETC_DIRPATH);
1934 fprintf(stderr, "Unable to open config directory %s\n",
1935 AFSDIR_SERVER_ETC_DIRPATH);
1941 /* Open FileLog on stdout, stderr, fd 1 and fd2 (for perror), sigh. */
1942 #ifndef AFS_NT40_ENV
1943 serverLogSyslogTag = "fileserver";
1945 OpenLog(AFSDIR_SERVER_FILELOG_FILEPATH);
1948 if (SawSpare && SawPctSpare) {
1949 ViceLog(0, ("Both -spare and -pctspare specified, exiting.\n"));
1952 #ifdef AFS_SGI_XFS_IOPS_ENV
1953 ViceLog(0, ("XFS/EFS File server starting\n"));
1955 ViceLog(0, ("File server starting\n"));
1958 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
1959 /* initialize the pthread soft signal handler thread */
1963 /* install signal handlers for controlling the fileserver process */
1964 ResetCheckSignal(); /* set CheckSignal_Signal() sig handler */
1965 ResetCheckDescriptors(); /* set CheckDescriptors_Signal() sig handler */
1967 #if defined(AFS_SGI_ENV)
1968 /* give this guy a non-degrading priority so help busy servers */
1969 schedctl(NDPRI, 0, NDPNORMMAX);
1973 #ifndef AFS_NT40_ENV
1974 nice(-5); /* TODO: */
1977 assert(DInit(buffs) == 0);
1980 if (afs_winsockInit() < 0) {
1981 ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
1982 ViceLog(0, ("File server failed to intialize winsock.\n"));
1988 /* if we support more than 16 threads, then we better have the ability
1989 ** to keep open a large number of files simultaneously
1991 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV)
1992 curLimit = OPEN_MAX; /* for pre AIX 4.2 systems */
1993 #elif defined(AFS_NT40_ENV)
1994 curLimit = NT_OPEN_MAX; /* open file descriptor limit on NT */
1997 curLimit = 0; /* the number of open file descriptors */
1998 code = getrlimit(RLIMIT_NOFILE, &rlim);
2000 curLimit = rlim.rlim_cur;
2001 rlim.rlim_cur = rlim.rlim_max;
2002 code = setrlimit(RLIMIT_NOFILE, &rlim);
2004 curLimit = rlim.rlim_max;
2007 ViceLog(0, ("Failed to increase open file limit, using default\n"));
2009 #endif /* defined(AFS_AIX_ENV) && !defined(AFS_AIX42_ENV) */
2011 curLimit -= 32; /* leave a slack of 32 file descriptors */
2012 if (lwps > curLimit) {
2016 lwps = 16; /* default to a maximum of 16 threads */
2018 ("The system supports a max of %d open files and we are starting %d threads\n",
2021 #ifndef AFS_PTHREAD_ENV
2022 assert(LWP_InitializeProcessSupport(LWP_MAX_PRIORITY - 2, &parentPid) ==
2024 #endif /* !AFS_PTHREAD_ENV */
2026 /* Initialize volume support */
2028 V_BreakVolumeCallbacks = BreakVolumeCallBacksLater;
2031 #ifdef AFS_PTHREAD_ENV
2032 SetLogThreadNumProgram( threadNum );
2035 /* initialize libacl routines */
2036 acl_Initialize(ACL_VERSION);
2038 /* initialize RX support */
2039 #ifndef AFS_NT40_ENV
2040 rxi_syscallp = viced_syscall;
2042 rx_extraPackets = rxpackets;
2043 rx_extraQuota = 4; /* for outgoing prserver calls from R threads */
2044 rx_SetBusyThreshold(busy_threshold, VBUSY);
2045 rx_SetCallAbortThreshold(abort_threshold);
2046 rx_SetConnAbortThreshold(abort_threshold);
2047 stackSize = lwps * 4000;
2048 if (stackSize < 32000)
2050 else if (stackSize > 44000)
2052 #if defined(AFS_HPUX_ENV) || defined(AFS_SUN_ENV) || defined(AFS_SGI51_ENV)
2053 rx_SetStackSize(1, stackSize);
2056 rx_SetUdpBufSize(udpBufSize); /* set the UDP buffer size for receive */
2057 rx_bindhost = SetupVL();
2059 if (rx_InitHost(rx_bindhost, (int)htons(7000)) < 0) {
2060 ViceLog(0, ("Cannot initialize RX\n"));
2063 if (!rxJumbograms) {
2064 /* Don't send and don't allow 3.4 clients to send jumbograms. */
2067 if (rxMaxMTU != -1) {
2068 rx_SetMaxMTU(rxMaxMTU);
2071 rx_SetRxDeadTime(30);
2072 sc[0] = rxnull_NewServerSecurityObject();
2073 sc[1] = 0; /* rxvab_NewServerSecurityObject(key1, 0) */
2074 sc[2] = rxkad_NewServerSecurityObject(rxkad_clear, NULL, get_key, NULL);
2075 sc[3] = rxkad_NewServerSecurityObject(rxkad_crypt, NULL, get_key, NULL);
2076 tservice = rx_NewServiceHost(rx_bindhost, /* port */ 0, /* service id */
2077 1, /*service name */
2079 /* security classes */ sc,
2080 /* numb sec classes */
2081 4, RXAFS_ExecuteRequest);
2084 ("Failed to initialize RX, probably two servers running.\n"));
2087 rx_SetMinProcs(tservice, 3);
2088 rx_SetMaxProcs(tservice, lwps);
2089 rx_SetCheckReach(tservice, 1);
2092 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", sc, 4,
2093 RXSTATS_ExecuteRequest);
2095 ViceLog(0, ("Failed to initialize rpc stat service.\n"));
2098 rx_SetMinProcs(tservice, 2);
2099 rx_SetMaxProcs(tservice, 4);
2102 * Enable RX hot threads, which allows the listener thread to trade
2103 * places with an idle thread and moves the context switch from listener
2104 * to worker out of the critical path.
2106 rx_EnableHotThread();
2108 /* Some rx debugging */
2109 if (rxlog || eventlog) {
2110 debugFile = afs_fopen("rx_dbg", "w");
2112 rx_debugFile = debugFile;
2114 rxevent_debugFile = debugFile;
2117 init_sys_error_to_et(); /* Set up error table translation */
2118 h_InitHostPackage(); /* set up local cellname and realmname */
2119 InitCallBack(numberofcbs);
2124 ViceLog(0, ("Fatal error in library initialization, exiting!!\n"));
2130 ViceLog(0, ("Fatal error in protection initialization, exiting!!\n"));
2134 /* allow super users to manage RX statistics */
2135 rx_SetRxStatUserOk(fs_rxstat_userok);
2137 #if !defined(AFS_DEMAND_ATTACH_FS)
2139 * For DAFS, we do not start the Rx server threads until after
2140 * the volume package is initialized, and fileserver state is
2141 * restored. This is necessary in order to keep host and callback
2142 * package state pristine until we have a chance to restore state.
2144 * Furthermore, startup latency is much lower with dafs, so this
2145 * shouldn't pose a serious problem.
2147 rx_StartServer(0); /* now start handling requests */
2150 /* we ensure that there is enough space in the vnode buffer to satisfy
2151 ** requests from all concurrent threads.
2152 ** the maximum number of vnodes used by a single thread at any one time
2153 ** is three ( "link" uses three vnodes simultaneously, one vLarge and
2154 ** two vSmall for linking files and two vLarge and one vSmall for linking
2157 minVnodesRequired = 2 * lwps + 1;
2158 if (minVnodesRequired > nSmallVns) {
2159 nSmallVns = minVnodesRequired;
2161 ("Overriding -s command line parameter with %d\n",
2164 if (minVnodesRequired > large) {
2165 large = minVnodesRequired;
2166 ViceLog(0, ("Overriding -l command line parameter with %d\n", large));
2169 /* We now do this after getting the listener up and running, so that client
2170 * connections don't timeout (maybe) if a file server is restarted, since it
2171 * will be available "real soon now". Worry about whether we can satisfy the
2172 * calls in the volume package itself.
2174 if (VInitVolumePackage(fileServer, large, nSmallVns, 0, volcache)) {
2176 ("Shutting down: errors encountered initializing volume package\n"));
2181 #ifdef AFS_DEMAND_ATTACH_FS
2182 if (fs_state.options.fs_state_restore) {
2185 * restore fileserver state */
2188 rx_StartServer(0); /* now start handling requests */
2189 #endif /* AFS_DEMAND_ATTACH_FS */
2192 * We are done calling fopen/fdopen. It is safe to use a large
2193 * of the file descriptor cache.
2197 #ifdef AFS_PTHREAD_ENV
2198 ViceLog(5, ("Starting pthreads\n"));
2199 #ifdef AFS_DEMAND_ATTACH_FS
2202 assert(pthread_attr_init(&tattr) == 0);
2203 assert(pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED) == 0);
2205 assert(pthread_create
2206 (&serverPid, &tattr, (void *)FiveMinuteCheckLWP,
2207 &fiveminutes) == 0);
2208 assert(pthread_create
2209 (&serverPid, &tattr, (void *)HostCheckLWP, &fiveminutes) == 0);
2210 assert(pthread_create
2211 (&serverPid, &tattr, (void *)FsyncCheckLWP, &fiveminutes) == 0);
2212 #else /* AFS_PTHREAD_ENV */
2213 ViceLog(5, ("Starting LWP\n"));
2214 assert(LWP_CreateProcess
2215 (FiveMinuteCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2216 (void *)&fiveminutes, "FiveMinuteChecks",
2217 &serverPid) == LWP_SUCCESS);
2219 assert(LWP_CreateProcess
2220 (HostCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2221 (void *)&fiveminutes, "HostCheck", &serverPid) == LWP_SUCCESS);
2222 assert(LWP_CreateProcess
2223 (FsyncCheckLWP, stack * 1024, LWP_MAX_PRIORITY - 2,
2224 (void *)&fiveminutes, "FsyncCheck", &serverPid) == LWP_SUCCESS);
2225 #endif /* AFS_PTHREAD_ENV */
2227 TM_GetTimeOfDay(&tp, 0);
2229 #ifndef AFS_QUIETFS_ENV
2230 if (console != NULL) {
2231 time_t t = tp.tv_sec;
2232 fprintf(console, "File server has started at %s\r",
2233 afs_ctime(&t, tbuffer, sizeof(tbuffer)));
2238 * Figure out the FileServer's name and primary address.
2240 ViceLog(0, ("Getting FileServer name...\n"));
2241 code = gethostname(FS_HostName, 64);
2243 ViceLog(0, ("gethostname() failed\n"));
2245 ViceLog(0, ("FileServer host name is '%s'\n", FS_HostName));
2247 ViceLog(0, ("Getting FileServer address...\n"));
2248 he = gethostbyname(FS_HostName);
2250 ViceLog(0, ("Can't find address for FileServer '%s'\n", FS_HostName));
2253 memcpy(&FS_HostAddr_NBO, he->h_addr, 4);
2254 (void)afs_inet_ntoa_r(FS_HostAddr_NBO, hoststr);
2255 FS_HostAddr_HBO = ntohl(FS_HostAddr_NBO);
2257 ("FileServer %s has address %s (0x%x or 0x%x in host byte order)\n",
2258 FS_HostName, hoststr, FS_HostAddr_NBO, FS_HostAddr_HBO));
2261 /* Install handler to catch the shutdown signal;
2262 * bosserver assumes SIGQUIT shutdown
2264 #if defined(AFS_PTHREAD_ENV) && !defined(AFS_NT40_ENV)
2265 softsig_signal(SIGQUIT, ShutDown_Signal);
2267 (void)signal(SIGQUIT, ShutDown_Signal);
2272 ("File Server started %s",
2273 afs_ctime(&t, tbuffer, sizeof(tbuffer))));
2274 #if FS_STATS_DETAILED
2275 afs_FullPerfStats.det.epoch.tv_sec = StartTime = tp.tv_sec;
2277 #ifdef AFS_PTHREAD_ENV
2279 sleep(1000); /* long time */
2281 #else /* AFS_PTHREAD_ENV */
2282 assert(LWP_WaitProcess(&parentPid) == LWP_SUCCESS);
2283 #endif /* AFS_PTHREAD_ENV */