コード例 #1
0
ファイル: vlserver.c プロジェクト: bagdxk/openafs
int
main(int argc, char **argv)
{
    afs_int32 code;
    afs_uint32 myHost;
    struct rx_service *tservice;
    struct rx_securityClass **securityClasses;
    afs_int32 numClasses;
    struct afsconf_dir *tdir;
    struct ktc_encryptionKey tkey;
    struct afsconf_cell info;
    struct hostent *th;
    char hostname[VL_MAXNAMELEN];
    int noAuth = 0;
    char clones[MAXHOSTSPERCELL];
    afs_uint32 host = ntohl(INADDR_ANY);
    struct cmd_syndesc *opts;
    struct logOptions logopts;

    char *vl_dbaseName;
    char *configDir;

    char *auditFileName = NULL;
    char *interface = NULL;
    char *optstring = NULL;

    char *restricted_query_parameter = NULL;

#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;

    rx_extraPackets = 100;	/* should be a switch, I guess... */
    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();

    memset(&logopts, 0, sizeof(logopts));

    /* 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);
    }

    vl_dbaseName = strdup(AFSDIR_SERVER_VLDB_FILEPATH);
    configDir = strdup(AFSDIR_SERVER_ETC_DIRPATH);

    cmd_DisableAbbreviations();
    cmd_DisablePositionalCommands();
    opts = cmd_CreateSyntax(NULL, NULL, NULL, 0, NULL);

    /* vlserver specific options */
    cmd_AddParmAtOffset(opts, OPT_noauth, "-noauth", CMD_FLAG,
		        CMD_OPTIONAL, "disable authentication");
    cmd_AddParmAtOffset(opts, OPT_smallmem, "-smallmem", CMD_FLAG,
		        CMD_OPTIONAL, "optimise for small memory systems");

    /* general server options */
    cmd_AddParmAtOffset(opts, OPT_auditlog, "-auditlog", CMD_SINGLE,
		        CMD_OPTIONAL, "location of audit log");
    cmd_AddParmAtOffset(opts, OPT_auditiface, "-audit-interface", CMD_SINGLE,
		        CMD_OPTIONAL, "interface to use for audit logging");
    cmd_AddParmAtOffset(opts, OPT_config, "-config", CMD_SINGLE,
		        CMD_OPTIONAL, "configuration location");
    cmd_AddParmAtOffset(opts, OPT_debug, "-d", CMD_SINGLE,
		        CMD_OPTIONAL, "debug level");
    cmd_AddParmAtOffset(opts, OPT_database, "-database", CMD_SINGLE,
		        CMD_OPTIONAL, "database file");
    cmd_AddParmAlias(opts, OPT_database, "-db");
    cmd_AddParmAtOffset(opts, OPT_logfile, "-logfile", CMD_SINGLE,
		        CMD_OPTIONAL, "location of logfile");
    cmd_AddParmAtOffset(opts, OPT_threads, "-p", CMD_SINGLE, CMD_OPTIONAL,
		        "number of threads");
#ifdef HAVE_SYSLOG
    cmd_AddParmAtOffset(opts, OPT_syslog, "-syslog", CMD_SINGLE_OR_FLAG,
		        CMD_OPTIONAL, "log to syslog");
#endif
    cmd_AddParmAtOffset(opts, OPT_transarc_logs, "-transarc-logs", CMD_FLAG,
			CMD_OPTIONAL, "enable Transarc style logging");

    /* rx options */
    cmd_AddParmAtOffset(opts, OPT_peer, "-enable_peer_stats", CMD_FLAG,
		        CMD_OPTIONAL, "enable RX transport statistics");
    cmd_AddParmAtOffset(opts, OPT_process, "-enable_process_stats", CMD_FLAG,
		        CMD_OPTIONAL, "enable RX RPC statistics");
    cmd_AddParmAtOffset(opts, OPT_nojumbo, "-nojumbo", CMD_FLAG,
		        CMD_OPTIONAL, "disable jumbograms");
    cmd_AddParmAtOffset(opts, OPT_jumbo, "-jumbo", CMD_FLAG,
		        CMD_OPTIONAL, "enable jumbograms");
    cmd_AddParmAtOffset(opts, OPT_rxbind, "-rxbind", CMD_FLAG,
		        CMD_OPTIONAL, "bind only to the primary interface");
    cmd_AddParmAtOffset(opts, OPT_rxmaxmtu, "-rxmaxmtu", CMD_SINGLE,
		        CMD_OPTIONAL, "maximum MTU for RX");
    cmd_AddParmAtOffset(opts, OPT_trace, "-trace", CMD_SINGLE,
		        CMD_OPTIONAL, "rx trace file");
    cmd_AddParmAtOffset(opts, OPT_restricted_query, "-restricted_query",
			CMD_SINGLE, CMD_OPTIONAL, "anyuser | admin");


    /* rxkad options */
    cmd_AddParmAtOffset(opts, OPT_dotted, "-allow-dotted-principals",
		        CMD_FLAG, CMD_OPTIONAL,
		        "permit Kerberos 5 principals with dots");

    code = cmd_Parse(argc, argv, &opts);
    if (code == CMD_HELP) {
	exit(0);
    }
    if (code)
	return -1;

    cmd_OptionAsString(opts, OPT_config, &configDir);

    cmd_OpenConfigFile(AFSDIR_SERVER_CONFIG_FILE_FILEPATH);
    cmd_SetCommandName("vlserver");

    /* vlserver options */
    cmd_OptionAsFlag(opts, OPT_noauth, &noAuth);
    cmd_OptionAsFlag(opts, OPT_smallmem, &smallMem);
    if (cmd_OptionAsString(opts, OPT_trace, &optstring) == 0) {
	extern char rxi_tracename[80];
	strcpy(rxi_tracename, optstring);
	free(optstring);
	optstring = NULL;
    }

    /* general server options */

    cmd_OptionAsString(opts, OPT_auditlog, &auditFileName);

    if (cmd_OptionAsString(opts, OPT_auditiface, &interface) == 0) {
	if (osi_audit_interface(interface)) {
	    printf("Invalid audit interface '%s'\n", interface);
	    return -1;
	}
	free(interface);
    }

    cmd_OptionAsString(opts, OPT_database, &vl_dbaseName);

    if (cmd_OptionAsInt(opts, OPT_threads, &lwps) == 0) {
	if (lwps > MAXLWP) {
	     printf("Warning: '-p %d' is too big; using %d instead\n",
		    lwps, MAXLWP);
	     lwps = MAXLWP;
	}
    }

    cmd_OptionAsInt(opts, OPT_debug, &logopts.lopt_logLevel);
#ifdef HAVE_SYSLOG
    if (cmd_OptionPresent(opts, OPT_syslog)) {
	if (cmd_OptionPresent(opts, OPT_logfile)) {
	    fprintf(stderr, "Invalid options: -syslog and -logfile are exclusive.\n");
	    return -1;
	}
	if (cmd_OptionPresent(opts, OPT_transarc_logs)) {
	    fprintf(stderr, "Invalid options: -syslog and -transarc-logs are exclusive.\n");
	    return -1;
	}

	logopts.lopt_dest = logDest_syslog;
	logopts.lopt_facility = LOG_DAEMON; /* default value */
	logopts.lopt_tag = "vlserver";
	cmd_OptionAsInt(opts, OPT_syslog, &logopts.lopt_facility);
    } else
#endif
    {
	logopts.lopt_dest = logDest_file;
	if (cmd_OptionPresent(opts, OPT_transarc_logs)) {
	    logopts.lopt_rotateOnOpen = 1;
	    logopts.lopt_rotateStyle = logRotate_old;
	}
	if (cmd_OptionPresent(opts, OPT_logfile))
	    cmd_OptionAsString(opts, OPT_logfile, (char**)&logopts.lopt_filename);
	else
	    logopts.lopt_filename = AFSDIR_SERVER_VLOG_FILEPATH;
    }


    /* rx options */
    if (cmd_OptionPresent(opts, OPT_peer))
	rx_enablePeerRPCStats();
    if (cmd_OptionPresent(opts, OPT_process))
	rx_enableProcessRPCStats();
    if (cmd_OptionPresent(opts, OPT_nojumbo))
	rxJumbograms = 0;
    if (cmd_OptionPresent(opts, OPT_jumbo))
	rxJumbograms = 1;

    cmd_OptionAsFlag(opts, OPT_rxbind, &rxBind);

    cmd_OptionAsInt(opts, OPT_rxmaxmtu, &rxMaxMTU);

    /* rxkad options */
    cmd_OptionAsFlag(opts, OPT_dotted, &rxkadDisableDotCheck);

    /* restricted query */
    if (cmd_OptionAsString(opts, OPT_restricted_query,
			   &restricted_query_parameter) == 0) {
	if (strcmp(restricted_query_parameter, "anyuser") == 0)
	    restrictedQueryLevel = RESTRICTED_QUERY_ANYUSER;
	else if (strcmp(restricted_query_parameter, "admin") == 0)
	    restrictedQueryLevel = RESTRICTED_QUERY_ADMIN;
	else {
	    printf("invalid argument for -restricted_query: %s\n",
		   restricted_query_parameter);
	    return -1;
	}
	free(restricted_query_parameter);
    }

    if (auditFileName) {
	osi_audit_file(auditFileName);
    }

    OpenLog(&logopts);
#ifdef AFS_PTHREAD_ENV
    opr_softsig_Init();
    SetupLogSoftSignals();
#else
    SetupLogSignals();
#endif

    tdir = afsconf_Open(configDir);
    if (!tdir) {
	VLog(0,
	    ("vlserver: can't open configuration files in dir %s, giving up.\n",
	     configDir));
	exit(1);
    }

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

#ifdef AFS_NT40_ENV
    /* initialize winsock */
    if (afs_winsockInit() < 0) {
	ReportErrorEventAlt(AFSEVT_SVR_WINSOCK_INIT_FAILED, 0, argv[0], 0);
	VLog(0, ("vlserver: couldn't initialize winsock. \n"));
	exit(1);
    }
#endif
    /* get this host */
    gethostname(hostname, sizeof(hostname));
    th = gethostbyname(hostname);
    if (!th) {
	VLog(0, ("vlserver: couldn't get address of this host (%s).\n",
	       hostname));
	exit(1);
    }
    memcpy(&myHost, th->h_addr, sizeof(afs_uint32));

#if !defined(AFS_HPUX_ENV) && !defined(AFS_NT40_ENV)
    signal(SIGXCPU, CheckSignal_Signal);
#endif
    /* get list of servers */
    code =
	afsconf_GetExtendedCellInfo(tdir, NULL, AFSCONF_VLDBSERVICE, &info,
				    clones);
    if (code) {
	printf("vlserver: Couldn't get cell server list for 'afsvldb'.\n");
	exit(2);
    }

    vldb_confdir = tdir;	/* Preserve our configuration dir */
    /* rxvab no longer supported */
    memset(&tkey, 0, sizeof(tkey));

    if (noAuth)
	afsconf_SetNoAuthFlag(tdir, 1);

    if (rxBind) {
	afs_int32 ccode;
#ifndef AFS_NT40_ENV
        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
#endif
	{
            ccode = rx_getAllAddr(SHostAddrs, ADDRSPERSITE);
        }
        if (ccode == 1) {
            host = SHostAddrs[0];
	    rx_InitHost(host, htons(AFSCONF_VLDBPORT));
	}
    }

    if (!rxJumbograms) {
	rx_SetNoJumbo();
    }
    if (rxMaxMTU != -1) {
	if (rx_SetMaxMTU(rxMaxMTU) != 0) {
	    VLog(0, ("rxMaxMTU %d invalid\n", rxMaxMTU));
	    return -1;
	}
    }

    ubik_nBuffers = 512;
    ubik_SetClientSecurityProcs(afsconf_ClientAuth, afsconf_UpToDate, tdir);
    ubik_SetServerSecurityProcs(afsconf_BuildServerSecurityObjects,
				afsconf_CheckAuth, tdir);

    ubik_SyncWriterCacheProc = vlsynccache;
    code =
	ubik_ServerInitByInfo(myHost, htons(AFSCONF_VLDBPORT), &info, clones,
			      vl_dbaseName, &VL_dbase);
    if (code) {
	VLog(0, ("vlserver: Ubik init failed: %s\n", afs_error_message(code)));
	exit(2);
    }
    rx_SetRxDeadTime(50);

    memset(rd_HostAddress, 0, sizeof(rd_HostAddress));
    memset(wr_HostAddress, 0, sizeof(wr_HostAddress));
    initialize_dstats();

    afsconf_BuildServerSecurityObjects(tdir, &securityClasses, &numClasses);

    tservice =
	rx_NewServiceHost(host, 0, USER_SERVICE_ID, "Vldb server",
			  securityClasses, numClasses,
			  VL_ExecuteRequest);
    if (tservice == (struct rx_service *)0) {
	VLog(0, ("vlserver: Could not create VLDB_SERVICE rx service\n"));
	exit(3);
    }
    rx_SetMinProcs(tservice, 2);
    if (lwps < 4)
	lwps = 4;
    rx_SetMaxProcs(tservice, lwps);

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

    tservice =
	rx_NewServiceHost(host, 0, RX_STATS_SERVICE_ID, "rpcstats",
			  securityClasses, numClasses,
			  RXSTATS_ExecuteRequest);
    if (tservice == (struct rx_service *)0) {
	VLog(0, ("vlserver: Could not create rpc stats rx service\n"));
	exit(3);
    }
    rx_SetMinProcs(tservice, 2);
    rx_SetMaxProcs(tservice, 4);

    LogCommandLine(argc, argv, "vlserver", VldbVersion, "Starting AFS", FSLog);
    if (afsconf_GetLatestKey(tdir, NULL, NULL) == 0) {
	LogDesWarning();
    }
    VLog(0, ("%s\n", cml_version_number));

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

    rx_StartServer(1);		/* Why waste this idle process?? */

    return 0; /* not reachable */
}
コード例 #2
0
ファイル: volmain.c プロジェクト: openafs/openafs
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);
}