Esempio n. 1
0
int 
main(int argc, char **argv)
{
    afs_int32 code;
    struct rx_securityClass **securityClasses;
    afs_int32 numClasses;
    struct rx_service *service;
    struct ktc_encryptionKey tkey;
    int rxpackets = 100;
    int rxJumbograms = 0;	/* default is to send and receive jumbograms. */
    int rxMaxMTU = -1;
    int bufSize = 0;		/* temp variable to read in udp socket buf size */
    afs_uint32 host = ntohl(INADDR_ANY);
    char *auditFileName = NULL;
    VolumePackageOptions opts;

#ifdef	AFS_AIX32_ENV
    /*
     * The following signal action for AIX is necessary so that in case of a 
     * crash (i.e. core is generated) we can include the user's data section 
     * in the core dump. Unfortunately, by default, only a partial core is
     * generated which, in many cases, isn't too useful.
     */
    struct sigaction nsa;

    sigemptyset(&nsa.sa_mask);
    nsa.sa_handler = SIG_DFL;
    nsa.sa_flags = SA_FULLDUMP;
    sigaction(SIGABRT, &nsa, NULL);
    sigaction(SIGSEGV, &nsa, NULL);
#endif
    osi_audit_init();
    osi_audit(VS_StartEvent, 0, AUD_END);

    /* Initialize dirpaths */
    if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
#ifdef AFS_NT40_ENV
	ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
#endif
	fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
		argv[0]);
	exit(2);
    }

    TTsleep = TTrun = 0;

    /* parse cmd line */
    for (code = 1; code < argc; code++) {
	if (strcmp(argv[code], "-log") == 0) {
	    /* set extra logging flag */
	    DoLogging = 1;
	} else if (strcmp(argv[code], "-help") == 0) {
	    goto usage;
	} else if (strcmp(argv[code], "-rxbind") == 0) {
	    rxBind = 1;
	} else if (strcmp(argv[code], "-allow-dotted-principals") == 0) {
	    rxkadDisableDotCheck = 1;
	} else if (strcmp(argv[code], "-d") == 0) {
	    if ((code + 1) >= argc) {
		fprintf(stderr, "missing argument for -d\n"); 
		return -1; 
	    }
	    debuglevel = atoi(argv[++code]);
	    LogLevel = debuglevel;
	} else if (strcmp(argv[code], "-p") == 0) {
	    lwps = atoi(argv[++code]);
	    if (lwps > MAXLWP) {
		printf("Warning: '-p %d' is too big; using %d instead\n",
		       lwps, MAXLWP);
		lwps = MAXLWP;
	    }
	} else if (strcmp(argv[code], "-auditlog") == 0) {
	    auditFileName = argv[++code];

	} else if (strcmp(argv[code], "-audit-interface") == 0) {
	    char *interface = argv[++code];

	    if (osi_audit_interface(interface)) {
		printf("Invalid audit interface '%s'\n", interface);
		return -1;
	    }
	} else if (strcmp(argv[code], "-nojumbo") == 0) {
	    rxJumbograms = 0;
	} else if (strcmp(argv[code], "-jumbo") == 0) {
	    rxJumbograms = 1;
	} else if (!strcmp(argv[code], "-rxmaxmtu")) {
	    if ((code + 1) >= argc) {
		fprintf(stderr, "missing argument for -rxmaxmtu\n"); 
		exit(1); 
	    }
	    rxMaxMTU = atoi(argv[++code]);
	    if ((rxMaxMTU < RX_MIN_PACKET_SIZE) || 
		(rxMaxMTU > RX_MAX_PACKET_DATA_SIZE)) {
		printf("rxMaxMTU %d invalid; must be between %d-%" AFS_SIZET_FMT "\n",
		       rxMaxMTU, RX_MIN_PACKET_SIZE, 
		       RX_MAX_PACKET_DATA_SIZE);
		exit(1);
	    }
	} else if (strcmp(argv[code], "-sleep") == 0) {
	    sscanf(argv[++code], "%d/%d", &TTsleep, &TTrun);
	    if ((TTsleep < 0) || (TTrun <= 0)) {
		printf("Warning: '-sleep %d/%d' is incorrect; ignoring\n",
		       TTsleep, TTrun);
		TTsleep = TTrun = 0;
	    }
        } else if (strcmp(argv[code], "-mbpersleep") == 0) {
            sscanf(argv[++code], "%d", &MBperSecSleep);
            if (MBperSecSleep < 0)
                MBperSecSleep = 0;
	} else if (strcmp(argv[code], "-udpsize") == 0) {
	    if ((code + 1) >= argc) {
		printf("You have to specify -udpsize <integer value>\n");
		exit(1);
	    }
	    sscanf(argv[++code], "%d", &bufSize);
	    if (bufSize < rx_GetMinUdpBufSize())
		printf
		    ("Warning:udpsize %d is less than minimum %d; ignoring\n",
		     bufSize, rx_GetMinUdpBufSize());
	    else
		udpBufSize = bufSize;
	} else if (strcmp(argv[code], "-enable_peer_stats") == 0) {
	    rx_enablePeerRPCStats();
	} else if (strcmp(argv[code], "-enable_process_stats") == 0) {
	    rx_enableProcessRPCStats();
	} else if (strcmp(argv[code], "-preserve-vol-stats") == 0) {
	    DoPreserveVolumeStats = 1;
        } else if (strcmp(argv[code], "-sync") == 0) {
            if ((code + 1) >= argc) {
                printf("You have to specify -sync <sync_behavior>\n");
                exit(1);
            }
            ih_PkgDefaults();
            if (ih_SetSyncBehavior(argv[++code])) {
                printf("Invalid -sync value %s\n", argv[code]);
                exit(1);
            }
        }
#ifndef AFS_NT40_ENV
	else if (strcmp(argv[code], "-syslog") == 0) {
	    /* set syslog logging flag */
	    serverLogSyslog = 1;
	} else if (strncmp(argv[code], "-syslog=", 8) == 0) {
	    serverLogSyslog = 1;
	    serverLogSyslogFacility = atoi(argv[code] + 8);
	}
#endif
#ifdef AFS_PTHREAD_ENV
        else if (strcmp(argv[code], "-convert") == 0)
            convertToOsd = 1;
        else if (strcmp(argv[code], "-libafsosd") == 0)
            libafsosd = 1;
#endif
	else {
	    printf("volserver: unrecognized flag '%s'\n", argv[code]);
	  usage:
#ifndef AFS_NT40_ENV
	    printf("Usage: volserver [-log] [-p <number of processes>] "
		   "[-auditlog <log path>] [-d <debug level>] "
		   "[-nojumbo] [-jumbo] [-rxmaxmtu <bytes>] [-rxbind] [-allow-dotted-principals] "
		   "[-udpsize <size of socket buffer in bytes>] "
		   "[-syslog[=FACILITY]] -mbpersleep <MB / 1 sec sleep>"
		   "%s"
		   "[-enable_peer_stats] [-enable_process_stats] "
		   "[-sync <always | delayed | onclose | never>] "
#ifdef AFS_PTHREAD_ENV
		   , libafsosd ?  "[-convert] ":"",
#endif
		   "[-help]\n");
#else
	    printf("Usage: volserver [-log] [-p <number of processes>] "
		   "[-auditlog <log path>] [-d <debug level>] "
		   "[-nojumbo] [-jumbo] [-rxmaxmtu <bytes>] [-rxbind] [-allow-dotted-principals] "
		   "[-udpsize <size of socket buffer in bytes>] "
		   "[-enable_peer_stats] [-enable_process_stats] "
		   "[-sync <always | delayed | onclose | never>] "
		   "[-help]\n");
#endif
	    VS_EXIT(1);
	}
    }

    if (auditFileName) {
	osi_audit_file(auditFileName);
	osi_audit(VS_StartEvent, 0, AUD_END);
    }
#ifdef AFS_SGI_VNODE_GLUE
    if (afs_init_kernel_config(-1) < 0) {
	printf
	    ("Can't determine NUMA configuration, not starting volserver.\n");
	exit(1);
    }
#endif
    InitErrTabs();

#ifdef AFS_PTHREAD_ENV
    SetLogThreadNumProgram( threadNum );
#endif

#ifdef AFS_NT40_ENV
    if (afs_winsockInit() < 0) {
	ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
	printf("Volume server unable to start winsock, exiting.\n");
	exit(1);
    }
#endif
    /* Open VolserLog and map stdout, stderr into it; VInitVolumePackage2 can
       log, so we need to do this here */
    OpenLog(AFSDIR_SERVER_VOLSERLOG_FILEPATH);

    VOptDefaults(volumeServer, &opts);
#ifdef AFS_PTHREAD_ENV
    if (libafsosd) {
        extern struct vol_data_v0 vol_data_v0;
        extern struct volser_data_v0 volser_data_v0;
        struct init_volser_inputs input = {
            &vol_data_v0,
            &volser_data_v0
        };
        struct init_volser_outputs output = {
            &osdvol,
            &osdvolser
        };

        code = load_libafsosd("init_volser_afsosd", &input, &output);
        if (code) {
            ViceLog(0, ("Loading libafsosd.so failed with code %d, aborting\n",
                        code));
            return -1;
        }
    }
#endif
    if (VInitVolumePackage2(volumeServer, &opts)) {
	Log("Shutting down: errors encountered initializing volume package\n");
	exit(1);
    }
    /* For nuke() */
    Lock_Init(&localLock);
    DInit(40);
#ifndef AFS_PTHREAD_ENV
    vol_PollProc = IOMGR_Poll;	/* tell vol pkg to poll io system periodically */
#endif
#ifndef AFS_NT40_ENV
    rxi_syscallp = volser_syscall;
#endif
    rx_nPackets = rxpackets;	/* set the max number of packets */
    if (udpBufSize)
	rx_SetUdpBufSize(udpBufSize);	/* set the UDP buffer size for receive */
    if (rxBind) {
	afs_int32 ccode;
        if (AFSDIR_SERVER_NETRESTRICT_FILEPATH || 
            AFSDIR_SERVER_NETINFO_FILEPATH) {
            char reason[1024];
            ccode = parseNetFiles(SHostAddrs, NULL, NULL,
                                           ADDRSPERSITE, reason,
                                           AFSDIR_SERVER_NETINFO_FILEPATH,
                                           AFSDIR_SERVER_NETRESTRICT_FILEPATH);
        } else 
	{
            ccode = rx_getAllAddr(SHostAddrs, ADDRSPERSITE);
        }
        if (ccode == 1) 
            host = SHostAddrs[0];
    }

    code = rx_InitHost(host, (int)htons(AFSCONF_VOLUMEPORT));
    if (code) {
	fprintf(stderr, "rx init failed on socket AFSCONF_VOLUMEPORT %u\n",
		AFSCONF_VOLUMEPORT);
	VS_EXIT(1);
    }
    if (!rxJumbograms) {
	/* Don't allow 3.4 vos clients to send jumbograms and we don't send. */
	rx_SetNoJumbo();
    }
    if (rxMaxMTU != -1) {
	rx_SetMaxMTU(rxMaxMTU);
    }
    rx_GetIFInfo();
#ifndef AFS_PTHREAD_ENV
    rx_SetRxDeadTime(420);
#endif
    memset(busyFlags, 0, sizeof(busyFlags));

    SetupLogSignals();

    {
#ifdef AFS_PTHREAD_ENV
	pthread_t tid;
	pthread_attr_t tattr;
	osi_Assert(pthread_attr_init(&tattr) == 0);
	osi_Assert(pthread_attr_setdetachstate(&tattr, PTHREAD_CREATE_DETACHED) == 0);

	osi_Assert(pthread_create(&tid, &tattr, BKGLoop, NULL) == 0);
#else
	PROCESS pid;
	LWP_CreateProcess(BKGLoop, 16*1024, 3, 0, "vol bkg daemon", &pid);
	LWP_CreateProcess(BKGSleep,16*1024, 3, 0, "vol slp daemon", &pid);
#endif
    }

    /* Create a single security object, in this case the null security object, for unauthenticated connections, which will be used to control security on connections made to this server */

    tdir = afsconf_Open(AFSDIR_SERVER_ETC_DIRPATH);
    if (!tdir) {
	Abort("volser: could not open conf files in %s\n",
	      AFSDIR_SERVER_ETC_DIRPATH);
	VS_EXIT(1);
    }
    afsconf_GetKey(tdir, 999, &tkey);
    afsconf_BuildServerSecurityObjects(tdir, 0, &securityClasses, &numClasses);
    if (securityClasses[0] == NULL)
	Abort("rxnull_NewServerSecurityObject");
    service =
	rx_NewServiceHost(host, 0, VOLSERVICE_ID, "VOLSER", securityClasses,
			  numClasses, AFSVolExecuteRequest);
    if (service == (struct rx_service *)0)
	Abort("rx_NewService");
    rx_SetBeforeProc(service, MyBeforeProc);
    rx_SetAfterProc(service, MyAfterProc);
    rx_SetIdleDeadTime(service, 0);	/* never timeout */
    if (lwps < 4)
	lwps = 4;
    rx_SetMaxProcs(service, lwps);
#if defined(AFS_XBSD_ENV)
    rx_SetStackSize(service, (128 * 1024));
#elif defined(AFS_SGI_ENV)
    rx_SetStackSize(service, (48 * 1024));
#else
    rx_SetStackSize(service, (32 * 1024));
#endif

    if (rxkadDisableDotCheck) {
        rx_SetSecurityConfiguration(service, RXS_CONFIG_FLAGS,
                                    (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
    }

    service =
	rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
		      numClasses, RXSTATS_ExecuteRequest);
    if (service == (struct rx_service *)0)
	Abort("rx_NewService");
    rx_SetMinProcs(service, 2);
    rx_SetMaxProcs(service, 4);

#ifdef AFS_PTHREAD_ENV
    if (libafsosd) {
        service =
            rx_NewService(0, 7, "afsosd", securityClasses,
                      numClasses, (osdvolser->op_AFSVOLOSD_ExecuteRequest));
        if (!service) {
            ViceLog(0, ("Failed to initialize afsosd rpc service.\n"));
            exit(-1);
        }
        rx_SetBeforeProc(service, MyBeforeProc);
        rx_SetAfterProc(service, MyAfterProc);
        rx_SetIdleDeadTime(service, 0);	/* never timeout */
        rx_SetMinProcs(service, 2);
        if (lwps < 4)
	    lwps = 4;
        rx_SetMaxProcs(service, lwps);
#if defined(AFS_XBSD_ENV)
        rx_SetStackSize(service, (128 * 1024));
#elif defined(AFS_SGI_ENV)
        rx_SetStackSize(service, (48 * 1024));
#else
        rx_SetStackSize(service, (32 * 1024));
#endif
    }
#endif /* AFS_PTHREAD_ENV */

    LogCommandLine(argc, argv, "Volserver", VolserVersion, "Starting AFS",
		   Log);
    FT_GetTimeOfDay(&statisticStart, 0);
    if (afsconf_GetLatestKey(tdir, NULL, NULL) == 0) {
	LogDesWarning();
    }
    if (TTsleep) {
	Log("Will sleep %d second%s every %d second%s\n", TTsleep,
	    (TTsleep > 1) ? "s" : "", TTrun + TTsleep,
	    (TTrun + TTsleep > 1) ? "s" : "");
    }

    /* allow super users to manage RX statistics */
    /* allow super users to manage RX statistics */
    rx_SetRxStatUserOk(vol_rxstat_userok);

    rx_StartServer(1);		/* Donate this process to the server process pool */

    osi_audit(VS_FinishEvent, (-1), AUD_END);
    Abort("StartServer returned?");
    return 0;	/* not reached */
}
Esempio n. 2
0
int
main(int argc, char **argv)
{
    afs_int32 code;
    struct rx_securityClass **securityClasses;
    afs_int32 numClasses;
    struct rx_service *service;
    int rxpackets = 100;
    char hoststr[16];
    afs_uint32 host = ntohl(INADDR_ANY);
    VolumePackageOptions opts;

#ifdef	AFS_AIX32_ENV
    /*
     * The following signal action for AIX is necessary so that in case of a
     * crash (i.e. core is generated) we can include the user's data section
     * in the core dump. Unfortunately, by default, only a partial core is
     * generated which, in many cases, isn't too useful.
     */
    struct sigaction nsa;

    sigemptyset(&nsa.sa_mask);
    nsa.sa_handler = SIG_DFL;
    nsa.sa_flags = SA_FULLDUMP;
    sigaction(SIGABRT, &nsa, NULL);
    sigaction(SIGSEGV, &nsa, NULL);
#endif
    osi_audit_init();
    osi_audit(VS_StartEvent, 0, AUD_END);

    /* Initialize dirpaths */
    if (!(initAFSDirPath() & AFSDIR_SERVER_PATHS_OK)) {
#ifdef AFS_NT40_ENV
	ReportErrorEventAlt(AFSEVT_SVR_NO_INSTALL_DIR, 0, argv[0], 0);
#endif
	fprintf(stderr, "%s: Unable to obtain AFS server directory.\n",
		argv[0]);
	exit(2);
    }

    configDir = strdup(AFSDIR_SERVER_ETC_DIRPATH);

    if (ParseArgs(argc, argv)) {
	exit(1);
    }

    if (auditFileName) {
	osi_audit_file(auditFileName);
	osi_audit(VS_StartEvent, 0, AUD_END);
    }
#ifdef AFS_SGI_VNODE_GLUE
    if (afs_init_kernel_config(-1) < 0) {
	printf
	    ("Can't determine NUMA configuration, not starting volserver.\n");
	exit(1);
    }
#endif
    InitErrTabs();

#ifdef AFS_PTHREAD_ENV
    SetLogThreadNumProgram( rx_GetThreadNum );
#endif

#ifdef AFS_NT40_ENV
    if (afs_winsockInit() < 0) {
	ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
	printf("Volume server unable to start winsock, exiting.\n");
	exit(1);
    }
#endif

    OpenLog(&logopts);

    VOptDefaults(volumeServer, &opts);
    if (VInitVolumePackage2(volumeServer, &opts)) {
	Log("Shutting down: errors encountered initializing volume package\n");
	exit(1);
    }
    /* For nuke() */
    Lock_Init(&localLock);
    DInit(40);
#ifndef AFS_PTHREAD_ENV
    vol_PollProc = IOMGR_Poll;	/* tell vol pkg to poll io system periodically */
#endif
#if !defined( AFS_NT40_ENV ) && !defined(AFS_DARWIN160_ENV)
    rxi_syscallp = volser_syscall;
#endif
    rx_nPackets = rxpackets;	/* set the max number of packets */
    if (udpBufSize)
	rx_SetUdpBufSize(udpBufSize);	/* set the UDP buffer size for receive */
    if (rxBind) {
	afs_int32 ccode;
        if (AFSDIR_SERVER_NETRESTRICT_FILEPATH ||
            AFSDIR_SERVER_NETINFO_FILEPATH) {
            char reason[1024];
            ccode = afsconf_ParseNetFiles(SHostAddrs, NULL, NULL,
                                          ADDRSPERSITE, reason,
                                          AFSDIR_SERVER_NETINFO_FILEPATH,
                                          AFSDIR_SERVER_NETRESTRICT_FILEPATH);
        } else
	{
            ccode = rx_getAllAddr(SHostAddrs, ADDRSPERSITE);
        }
        if (ccode == 1)
            host = SHostAddrs[0];
    }

    Log("Volserver binding rx to %s:%d\n",
        afs_inet_ntoa_r(host, hoststr), AFSCONF_VOLUMEPORT);
    code = rx_InitHost(host, (int)htons(AFSCONF_VOLUMEPORT));
    if (code) {
	fprintf(stderr, "rx init failed on socket AFSCONF_VOLUMEPORT %u\n",
		AFSCONF_VOLUMEPORT);
	VS_EXIT(1);
    }
    if (!rxJumbograms) {
	/* Don't allow 3.4 vos clients to send jumbograms and we don't send. */
	rx_SetNoJumbo();
    }
    if (rxMaxMTU != -1) {
	if (rx_SetMaxMTU(rxMaxMTU) != 0) {
	    fprintf(stderr, "rxMaxMTU %d is invalid\n", rxMaxMTU);
	    VS_EXIT(1);
	}
    }
    rx_GetIFInfo();
    rx_SetRxDeadTime(420);
    memset(busyFlags, 0, sizeof(busyFlags));

#ifdef AFS_PTHREAD_ENV
    opr_softsig_Init();
    SetupLogSoftSignals();
#else
    SetupLogSignals();
#endif

    {
#ifdef AFS_PTHREAD_ENV
	pthread_t tid;
	pthread_attr_t tattr;
	opr_Verify(pthread_attr_init(&tattr) == 0);
	opr_Verify(pthread_attr_setdetachstate(&tattr,
					       PTHREAD_CREATE_DETACHED) == 0);
	opr_Verify(pthread_create(&tid, &tattr, BKGLoop, NULL) == 0);
#else
	PROCESS pid;
	LWP_CreateProcess(BKGLoop, 16*1024, 3, 0, "vol bkg daemon", &pid);
#endif
    }

    /* Create a single security object, in this case the null security object, for unauthenticated connections, which will be used to control security on connections made to this server */

    tdir = afsconf_Open(configDir);
    if (!tdir) {
	Abort("volser: could not open conf files in %s\n",
	      configDir);
	AFS_UNREACHED(VS_EXIT(1));
    }

    /* initialize audit user check */
    osi_audit_set_user_check(tdir, vol_IsLocalRealmMatch);

    afsconf_BuildServerSecurityObjects(tdir, &securityClasses, &numClasses);
    if (securityClasses[0] == NULL)
	Abort("rxnull_NewServerSecurityObject");
    service =
	rx_NewServiceHost(host, 0, VOLSERVICE_ID, "VOLSER", securityClasses,
			  numClasses, AFSVolExecuteRequest);
    if (service == (struct rx_service *)0)
	Abort("rx_NewService");
    rx_SetBeforeProc(service, MyBeforeProc);
    rx_SetAfterProc(service, MyAfterProc);
    rx_SetIdleDeadTime(service, 0);	/* never timeout */
    if (lwps < 4)
	lwps = 4;
    rx_SetMaxProcs(service, lwps);
#if defined(AFS_XBSD_ENV)
    rx_SetStackSize(service, (128 * 1024));
#elif defined(AFS_SGI_ENV)
    rx_SetStackSize(service, (48 * 1024));
#else
    rx_SetStackSize(service, (32 * 1024));
#endif

    if (rxkadDisableDotCheck) {
	code = rx_SetSecurityConfiguration(service, RXS_CONFIG_FLAGS,
					   (void *)RXS_CONFIG_FLAGS_DISABLE_DOTCHECK);
	if (code) {
	    fprintf(stderr,
		    "volser: failed to allow dotted principals: code %d\n",
		    code);
	    VS_EXIT(1);
	}
    }

    service =
	rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", securityClasses,
		      numClasses, RXSTATS_ExecuteRequest);
    if (service == (struct rx_service *)0)
	Abort("rx_NewService");
    rx_SetMinProcs(service, 2);
    rx_SetMaxProcs(service, 4);

    LogCommandLine(argc, argv, "Volserver", VolserVersion, "Starting AFS",
		   Log);
    if (afsconf_GetLatestKey(tdir, NULL, NULL) == 0) {
	LogDesWarning();
    }

    /* allow super users to manage RX statistics */
    rx_SetRxStatUserOk(vol_rxstat_userok);

    rx_StartServer(1);		/* Donate this process to the server process pool */

    osi_audit(VS_FinishEvent, (-1), AUD_END);
    Abort("StartServer returned?");
    AFS_UNREACHED(return 0);
}