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-rw-r--r--servers/slapd/main.c989
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diff --git a/servers/slapd/main.c b/servers/slapd/main.c
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+++ b/servers/slapd/main.c
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+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2022 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* Portions Copyright (c) 1995 Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that this notice is preserved and that due credit is given
+ * to the University of Michigan at Ann Arbor. The name of the University
+ * may not be used to endorse or promote products derived from this
+ * software without specific prior written permission. This software
+ * is provided ``as is'' without express or implied warranty.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/ctype.h>
+#include <ac/socket.h>
+#include <ac/string.h>
+#include <ac/time.h>
+#include <ac/unistd.h>
+#include <ac/wait.h>
+#include <ac/errno.h>
+
+#include "slap.h"
+#include "lutil.h"
+#include "ldif.h"
+
+#ifdef LDAP_SLAPI
+#include "slapi/slapi.h"
+#endif
+
+#ifdef LDAP_SIGCHLD
+static RETSIGTYPE wait4child( int sig );
+#endif
+
+#ifdef HAVE_NT_SERVICE_MANAGER
+#define MAIN_RETURN(x) return
+static struct sockaddr_in bind_addr;
+
+#define SERVICE_EXIT( e, n ) do { \
+ if ( is_NT_Service ) { \
+ lutil_ServiceStatus.dwWin32ExitCode = (e); \
+ lutil_ServiceStatus.dwServiceSpecificExitCode = (n); \
+ } \
+} while ( 0 )
+
+#else
+#define SERVICE_EXIT( e, n )
+#define MAIN_RETURN(x) return(x)
+#endif
+
+typedef int (MainFunc) LDAP_P(( int argc, char *argv[] ));
+extern MainFunc slapadd, slapcat, slapdn, slapindex, slappasswd,
+ slaptest, slapauth, slapacl, slapschema, slapmodify;
+
+static struct {
+ char *name;
+ MainFunc *func;
+} tools[] = {
+ {"slapadd", slapadd},
+ {"slapcat", slapcat},
+ {"slapdn", slapdn},
+ {"slapindex", slapindex},
+ {"slapmodify", slapmodify},
+ {"slappasswd", slappasswd},
+ {"slapschema", slapschema},
+ {"slaptest", slaptest},
+ {"slapauth", slapauth},
+ {"slapacl", slapacl},
+ /* NOTE: new tools must be added in chronological order,
+ * not in alphabetical order, because for backwards
+ * compatibility name[4] is used to identify the
+ * tools; so name[4]=='a' must refer to "slapadd" and
+ * not to "slapauth". Alphabetical order can be used
+ * for tools whose name[4] is not used yet */
+ {NULL, NULL}
+};
+
+/*
+ * when more than one slapd is running on one machine, each one might have
+ * it's own LOCAL for syslogging and must have its own pid/args files
+ */
+
+#ifndef HAVE_MKVERSION
+const char Versionstr[] =
+ OPENLDAP_PACKAGE " " OPENLDAP_VERSION " Standalone LDAP Server (slapd)";
+#endif
+
+extern OverlayInit slap_oinfo[];
+extern BackendInfo slap_binfo[];
+
+#define CHECK_NONE 0x00
+#define CHECK_CONFIG 0x01
+#define CHECK_LOGLEVEL 0x02
+static int check = CHECK_NONE;
+static int version = 0;
+
+void *slap_tls_ctx;
+LDAP *slap_tls_ld;
+
+static int
+slapd_opt_slp( const char *val, void *arg )
+{
+#ifdef HAVE_SLP
+ /* NULL is default */
+ if ( val == NULL || *val == '(' || strcasecmp( val, "on" ) == 0 ) {
+ slapd_register_slp = 1;
+ slapd_slp_attrs = (val != NULL && *val == '(') ? val : NULL;
+
+ } else if ( strcasecmp( val, "off" ) == 0 ) {
+ slapd_register_slp = 0;
+
+ /* NOTE: add support for URL specification? */
+
+ } else {
+ fprintf(stderr, "unrecognized value \"%s\" for SLP option\n", val );
+ return -1;
+ }
+
+ return 0;
+
+#else
+ fputs( "slapd: SLP support is not available\n", stderr );
+ return 0;
+#endif
+}
+
+/*
+ * Option helper structure:
+ *
+ * oh_nam is left-hand part of <option>[=<value>]
+ * oh_fnc is handler function
+ * oh_arg is an optional arg to oh_fnc
+ * oh_usage is the one-line usage string related to the option,
+ * which is assumed to start with <option>[=<value>]
+ *
+ * please leave valid options in the structure, and optionally #ifdef
+ * their processing inside the helper, so that reasonable and helpful
+ * error messages can be generated if a disabled option is requested.
+ */
+struct option_helper {
+ struct berval oh_name;
+ int (*oh_fnc)(const char *val, void *arg);
+ void *oh_arg;
+ const char *oh_usage;
+} option_helpers[] = {
+ { BER_BVC("slp"), slapd_opt_slp, NULL, "slp[={on|off|(attrs)}] enable/disable SLP using (attrs)" },
+ { BER_BVNULL, 0, NULL, NULL }
+};
+
+static void
+usage( char *name )
+{
+ fprintf( stderr,
+ "usage: %s options\n", name );
+ fprintf( stderr,
+ "\t-4\t\tIPv4 only\n"
+#ifdef LDAP_PF_INET6
+ "\t-6\t\tIPv6 only\n"
+#endif
+ "\t-T {acl|add|auth|cat|dn|index|modify|passwd|test}\n"
+ "\t\t\tRun in Tool mode\n"
+ "\t-c cookie\tSync cookie of consumer\n"
+ "\t-d level\tDebug level" "\n"
+ "\t-f filename\tConfiguration file\n"
+ "\t-F dir\tConfiguration directory\n"
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ "\t-g group\tGroup (id or name) to run as\n"
+#endif
+ "\t-h URLs\t\tList of URLs to serve\n"
+#ifdef SLAP_DEFAULT_SYSLOG_USER
+ "\t-l facility\tSyslog facility (default: LOCAL4)\n"
+#endif
+ "\t-n serverName\tService name\n"
+ "\t-o <opt>[=val] generic means to specify options" );
+ if ( !BER_BVISNULL( &option_helpers[0].oh_name ) ) {
+ int i;
+
+ fprintf( stderr, "; supported options:\n" );
+ for ( i = 0; !BER_BVISNULL( &option_helpers[i].oh_name ); i++) {
+ fprintf( stderr, "\t\t%s\n", option_helpers[i].oh_usage );
+ }
+ } else {
+ fprintf( stderr, "\n" );
+ }
+ fprintf( stderr,
+#ifdef HAVE_CHROOT
+ "\t-r directory\tSandbox directory to chroot to\n"
+#endif
+ "\t-s level\tSyslog level\n"
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ "\t-u user\t\tUser (id or name) to run as\n"
+#endif
+ "\t-V\t\tprint version info (-VV exit afterwards, -VVV print\n"
+ "\t\t\tinfo about static overlays and backends)\n"
+ );
+}
+
+#ifdef HAVE_NT_SERVICE_MANAGER
+void WINAPI ServiceMain( DWORD argc, LPTSTR *argv )
+#else
+int main( int argc, char **argv )
+#endif
+{
+ int i, no_detach = 0;
+ int rc = 1;
+ char *urls = NULL;
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ char *username = NULL;
+ char *groupname = NULL;
+#endif
+#if defined(HAVE_CHROOT)
+ char *sandbox = NULL;
+#endif
+#ifdef SLAP_DEFAULT_SYSLOG_USER
+ int syslogUser = SLAP_DEFAULT_SYSLOG_USER;
+#endif
+
+#ifndef HAVE_WINSOCK
+ int pid, waitfds[2];
+#endif
+ int g_argc = argc;
+ char **g_argv = argv;
+
+ char *configfile = NULL;
+ char *configdir = NULL;
+ int serverMode = SLAP_SERVER_MODE;
+
+ struct sync_cookie *scp = NULL;
+ struct sync_cookie *scp_entry = NULL;
+
+ char *serverNamePrefix = "";
+ size_t l;
+
+ int slapd_pid_file_unlink = 0, slapd_args_file_unlink = 0;
+ int firstopt = 1;
+
+#ifdef CSRIMALLOC
+ FILE *leakfile;
+ if( ( leakfile = fopen( "slapd.leak", "w" )) == NULL ) {
+ leakfile = stderr;
+ }
+#endif
+
+ slap_sl_mem_init();
+
+ (void) ldap_pvt_thread_initialize();
+ ldap_pvt_thread_mutex_init( &logfile_mutex );
+
+#ifdef HAVE_TLS
+ rc = ldap_create( &slap_tls_ld );
+ if ( rc ) {
+ MAIN_RETURN( rc );
+ }
+ /* Library defaults to full certificate checking. This is correct when
+ * a client is verifying a server because all servers should have a
+ * valid cert. But few clients have valid certs, so we want our default
+ * to be no checking. The config file can override this as usual.
+ */
+ rc = LDAP_OPT_X_TLS_NEVER;
+ (void) ldap_pvt_tls_set_option( slap_tls_ld, LDAP_OPT_X_TLS_REQUIRE_CERT, &rc );
+#endif
+
+ global_host = ldap_pvt_get_fqdn( NULL );
+ ber_str2bv( global_host, 0, 0, &global_host_bv );
+
+ serverName = lutil_progname( "slapd", argc, argv );
+
+ if ( strcmp( serverName, "slapd" ) ) {
+#ifdef DEBUG_CLOSE
+ extern void slapd_debug_close();
+ slapd_debug_close();
+#endif
+ for (i=0; tools[i].name; i++) {
+ if ( !strcmp( serverName, tools[i].name ) ) {
+ rc = tools[i].func(argc, argv);
+ MAIN_RETURN(rc);
+ }
+ }
+ }
+
+#ifdef HAVE_NT_SERVICE_MANAGER
+ {
+ int *ip;
+ char *newConfigFile;
+ char *newConfigDir;
+ char *newUrls;
+ char *regService = NULL;
+
+ if ( is_NT_Service ) {
+ lutil_CommenceStartupProcessing( serverName, slap_sig_shutdown );
+ if ( strcmp(serverName, SERVICE_NAME) )
+ regService = serverName;
+ }
+
+ ip = (int*)lutil_getRegParam( regService, "DebugLevel" );
+ if ( ip != NULL ) {
+ slap_debug = *ip;
+ Debug( LDAP_DEBUG_ANY,
+ "new debug level from registry is: %d\n", slap_debug );
+ }
+
+ newUrls = (char *) lutil_getRegParam(regService, "Urls");
+ if (newUrls) {
+ urls = ch_strdup(newUrls);
+ Debug(LDAP_DEBUG_ANY, "new urls from registry: %s\n",
+ urls );
+ }
+
+ newConfigFile = (char*)lutil_getRegParam( regService, "ConfigFile" );
+ if ( newConfigFile != NULL ) {
+ configfile = ch_strdup(newConfigFile);
+ Debug ( LDAP_DEBUG_ANY, "new config file from registry is: %s\n", configfile );
+ }
+
+ newConfigDir = (char*)lutil_getRegParam( regService, "ConfigDir" );
+ if ( newConfigDir != NULL ) {
+ configdir = ch_strdup(newConfigDir);
+ Debug ( LDAP_DEBUG_ANY, "new config dir from registry is: %s\n", configdir );
+ }
+ }
+#endif
+
+ while ( (i = getopt( argc, argv,
+ "c:d:f:F:h:n:o:s:tT:V"
+#ifdef LDAP_PF_INET6
+ "46"
+#endif
+#ifdef HAVE_CHROOT
+ "r:"
+#endif
+#if defined(LDAP_DEBUG) && defined(LDAP_SYSLOG)
+ "S:"
+#ifdef LOG_LOCAL4
+ "l:"
+#endif
+#endif
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ "u:g:"
+#endif
+ )) != EOF ) {
+ switch ( i ) {
+ case '4':
+ slap_inet4or6 = AF_INET;
+ break;
+#ifdef LDAP_PF_INET6
+ case '6':
+ slap_inet4or6 = AF_INET6;
+ break;
+#endif
+
+ case 'h': /* listen URLs */
+ urls = optarg;
+ break;
+
+ case 'c': /* provide sync cookie, override if exist in consumer */
+ scp = (struct sync_cookie *) ch_calloc( 1,
+ sizeof( struct sync_cookie ));
+ ber_str2bv( optarg, 0, 1, &scp->octet_str );
+
+ /* This only parses out the rid at this point */
+ slap_parse_sync_cookie( scp, NULL );
+
+ if ( scp->rid == -1 ) {
+ Debug( LDAP_DEBUG_ANY,
+ "main: invalid cookie \"%s\"\n",
+ optarg );
+ slap_sync_cookie_free( scp, 1 );
+ goto destroy;
+ }
+
+ LDAP_STAILQ_FOREACH( scp_entry, &slap_sync_cookie, sc_next ) {
+ if ( scp->rid == scp_entry->rid ) {
+ Debug( LDAP_DEBUG_ANY,
+ "main: duplicated replica id in cookies\n" );
+ slap_sync_cookie_free( scp, 1 );
+ goto destroy;
+ }
+ }
+ LDAP_STAILQ_INSERT_TAIL( &slap_sync_cookie, scp, sc_next );
+ break;
+
+ case 'd': { /* set debug level and 'do not detach' flag */
+ int level = 0;
+
+ if ( strcmp( optarg, "?" ) == 0 ) {
+ check |= CHECK_LOGLEVEL;
+ break;
+ }
+
+ no_detach = 1;
+ if ( slap_parse_debug_level( optarg, &level, 0 ) ) {
+ goto destroy;
+ }
+#ifdef LDAP_DEBUG
+ slap_debug |= level;
+#else
+ if ( level != 0 )
+ fputs( "must compile with LDAP_DEBUG for debugging\n",
+ stderr );
+#endif
+ } break;
+
+ case 'f': /* read config file */
+ configfile = optarg;
+ break;
+
+ case 'F': /* use config dir */
+ configdir = optarg;
+ break;
+
+ case 'o': {
+ char *val = strchr( optarg, '=' );
+ struct berval opt;
+
+ opt.bv_val = optarg;
+
+ if ( val ) {
+ opt.bv_len = ( val - optarg );
+ val++;
+
+ } else {
+ opt.bv_len = strlen( optarg );
+ }
+
+ for ( i = 0; !BER_BVISNULL( &option_helpers[i].oh_name ); i++ ) {
+ if ( ber_bvstrcasecmp( &option_helpers[i].oh_name, &opt ) == 0 ) {
+ assert( option_helpers[i].oh_fnc != NULL );
+ if ( (*option_helpers[i].oh_fnc)( val, option_helpers[i].oh_arg ) == -1 ) {
+ /* we assume the option parsing helper
+ * issues appropriate and self-explanatory
+ * error messages... */
+ goto stop;
+ }
+ break;
+ }
+ }
+
+ if ( BER_BVISNULL( &option_helpers[i].oh_name ) ) {
+ goto unhandled_option;
+ }
+ break;
+ }
+
+ case 's': /* set syslog level */
+ if ( strcmp( optarg, "?" ) == 0 ) {
+ check |= CHECK_LOGLEVEL;
+ break;
+ }
+
+ if ( slap_parse_debug_level( optarg, &ldap_syslog, 1 ) ) {
+ goto destroy;
+ }
+ break;
+
+#if defined(LDAP_DEBUG) && defined(LDAP_SYSLOG)
+ case 'S':
+ if ( slap_parse_syslog_level( optarg, &ldap_syslog_level ) ) {
+ goto destroy;
+ }
+ break;
+
+#ifdef LOG_LOCAL4
+ case 'l': /* set syslog local user */
+ if ( slap_parse_syslog_user( optarg, &syslogUser ) ) {
+ goto destroy;
+ }
+ break;
+#endif
+#endif /* LDAP_DEBUG && LDAP_SYSLOG */
+
+#ifdef HAVE_CHROOT
+ case 'r':
+ sandbox = optarg;
+ break;
+#endif
+
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ case 'u': /* user name */
+ username = optarg;
+ break;
+
+ case 'g': /* group name */
+ groupname = optarg;
+ break;
+#endif /* SETUID && GETUID */
+
+ case 'n': /* NT service name */
+ serverName = optarg;
+ break;
+
+ case 't':
+ /* deprecated; use slaptest instead */
+ fprintf( stderr, "option -t deprecated; "
+ "use slaptest command instead\n" );
+ check |= CHECK_CONFIG;
+ break;
+
+ case 'V':
+ version++;
+ break;
+
+ case 'T':
+ if ( firstopt == 0 ) {
+ fprintf( stderr, "warning: \"-T %s\" "
+ "should be the first option.\n",
+ optarg );
+ }
+
+#ifdef DEBUG_CLOSE
+ extern void slapd_debug_close();
+ slapd_debug_close();
+#endif
+ /* try full option string first */
+ for ( i = 0; tools[i].name; i++ ) {
+ if ( strcmp( optarg, &tools[i].name[4] ) == 0 ) {
+ rc = tools[i].func( argc, argv );
+ MAIN_RETURN( rc );
+ }
+ }
+
+ /* try bits of option string (backward compatibility for single char) */
+ l = strlen( optarg );
+ for ( i = 0; tools[i].name; i++ ) {
+ if ( strncmp( optarg, &tools[i].name[4], l ) == 0 ) {
+ rc = tools[i].func( argc, argv );
+ MAIN_RETURN( rc );
+ }
+ }
+
+ /* issue error */
+ serverName = optarg;
+ serverNamePrefix = "slap";
+ fprintf( stderr, "program name \"%s%s\" unrecognized; "
+ "aborting...\n", serverNamePrefix, serverName );
+ /* FALLTHRU */
+ default:
+unhandled_option:;
+ usage( argv[0] );
+ rc = 1;
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 15 );
+ goto stop;
+ }
+
+ if ( firstopt ) {
+ firstopt = 0;
+ }
+ }
+
+ if ( optind != argc )
+ goto unhandled_option;
+
+ ber_set_option(NULL, LBER_OPT_LOG_PRINT_FN, slap_debug_print);
+ ber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &slap_debug);
+ ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &slap_debug);
+ ldif_debug = slap_debug;
+ slap_debug_orig = slap_debug;
+
+ if ( version ) {
+ fprintf( stderr, "%s\n", Versionstr );
+ if ( version > 2 ) {
+ if ( slap_oinfo[0].ov_type ) {
+ fprintf( stderr, "Included static overlays:\n");
+ for ( i= 0 ; slap_oinfo[i].ov_type; i++ ) {
+ fprintf( stderr, " %s\n", slap_oinfo[i].ov_type );
+ }
+ }
+ if ( slap_binfo[0].bi_type ) {
+ fprintf( stderr, "Included static backends:\n");
+ for ( i= 0 ; slap_binfo[i].bi_type; i++ ) {
+ fprintf( stderr, " %s\n", slap_binfo[i].bi_type );
+ }
+ }
+ }
+
+ if ( version > 1 ) goto stop;
+ }
+
+#if defined(LDAP_DEBUG) && defined(LDAP_SYSLOG)
+ {
+ char *logName;
+#ifdef HAVE_EBCDIC
+ logName = ch_strdup( serverName );
+ __atoe( logName );
+#else
+ logName = serverName;
+#endif
+
+#ifdef LOG_LOCAL4
+ openlog( logName, OPENLOG_OPTIONS, syslogUser );
+#elif defined LOG_DEBUG
+ openlog( logName, OPENLOG_OPTIONS );
+#endif
+#ifdef HAVE_EBCDIC
+ free( logName );
+#endif
+ }
+#endif /* LDAP_DEBUG && LDAP_SYSLOG */
+
+ Debug( LDAP_DEBUG_ANY, "%s", Versionstr );
+
+ if( check == CHECK_NONE && slapd_daemon_init( urls ) != 0 ) {
+ rc = 1;
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 16 );
+ goto stop;
+ }
+
+#if defined(HAVE_CHROOT)
+ if ( sandbox ) {
+ if ( chdir( sandbox ) ) {
+ perror("chdir");
+ rc = 1;
+ goto stop;
+ }
+ if ( chroot( sandbox ) ) {
+ perror("chroot");
+ rc = 1;
+ goto stop;
+ }
+ if ( chdir( "/" ) ) {
+ perror("chdir");
+ rc = 1;
+ goto stop;
+ }
+ }
+#endif
+
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ if ( username != NULL || groupname != NULL ) {
+ slap_init_user( username, groupname );
+ }
+#endif
+
+ extops_init();
+ lutil_passwd_init();
+
+ rc = slap_init( serverMode, serverName );
+ if ( rc ) {
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 18 );
+ goto destroy;
+ }
+
+ if ( read_config( configfile, configdir ) != 0 ) {
+ rc = 1;
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 19 );
+
+ if ( check & CHECK_CONFIG ) {
+ fprintf( stderr, "config check failed\n" );
+ }
+
+ goto destroy;
+ }
+
+ rc = slap_parse_debug_unknowns();
+ if ( rc )
+ goto destroy;
+
+ if ( check & CHECK_LOGLEVEL ) {
+ rc = 0;
+ goto destroy;
+ }
+
+ if ( check & CHECK_CONFIG ) {
+ fprintf( stderr, "config check succeeded\n" );
+
+ check &= ~CHECK_CONFIG;
+ if ( check == CHECK_NONE ) {
+ rc = 0;
+ goto destroy;
+ }
+ }
+
+ if ( glue_sub_attach( 0 ) != 0 ) {
+ Debug( LDAP_DEBUG_ANY,
+ "subordinate config error\n" );
+
+ goto destroy;
+ }
+
+ if ( slap_schema_check( ) != 0 ) {
+ Debug( LDAP_DEBUG_ANY,
+ "schema prep error\n" );
+
+ goto destroy;
+ }
+
+#ifdef HAVE_TLS
+ rc = ldap_pvt_tls_init( 1 );
+ if( rc != 0) {
+ Debug( LDAP_DEBUG_ANY,
+ "main: TLS init failed: %d\n",
+ rc );
+ rc = 1;
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
+ goto destroy;
+ }
+
+ {
+ int opt = 1;
+
+ /* Force new ctx to be created */
+ rc = ldap_pvt_tls_set_option( slap_tls_ld, LDAP_OPT_X_TLS_NEWCTX, &opt );
+ if( rc == 0 ) {
+ /* The ctx's refcount is bumped up here */
+ ldap_pvt_tls_get_option( slap_tls_ld, LDAP_OPT_X_TLS_CTX, &slap_tls_ctx );
+ load_extop( &slap_EXOP_START_TLS, 0, starttls_extop );
+ } else if ( rc != LDAP_NOT_SUPPORTED ) {
+ char *errmsg = NULL;
+ ldap_get_option( slap_tls_ld, LDAP_OPT_DIAGNOSTIC_MESSAGE, &errmsg );
+ Debug( LDAP_DEBUG_ANY,
+ "main: TLS init def ctx failed: %d %s\n",
+ rc, errmsg ? errmsg : "" );
+ ldap_memfree( errmsg );
+ rc = 1;
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
+ goto destroy;
+ }
+ }
+#endif
+
+#ifdef HAVE_CYRUS_SASL
+ if( sasl_host == NULL ) {
+ sasl_host = ch_strdup( global_host );
+ }
+#endif
+
+ (void) SIGNAL( LDAP_SIGUSR1, slap_sig_wake );
+ (void) SIGNAL( LDAP_SIGUSR2, slap_sig_shutdown );
+
+#ifdef SIGPIPE
+ (void) SIGNAL( SIGPIPE, SIG_IGN );
+#endif
+#ifdef SIGHUP
+ (void) SIGNAL( SIGHUP, slap_sig_shutdown );
+#endif
+ (void) SIGNAL( SIGINT, slap_sig_shutdown );
+ (void) SIGNAL( SIGTERM, slap_sig_shutdown );
+#ifdef SIGTRAP
+ (void) SIGNAL( SIGTRAP, slap_sig_shutdown );
+#endif
+#ifdef LDAP_SIGCHLD
+ (void) SIGNAL( LDAP_SIGCHLD, wait4child );
+#endif
+#ifdef SIGBREAK
+ /* SIGBREAK is generated when Ctrl-Break is pressed. */
+ (void) SIGNAL( SIGBREAK, slap_sig_shutdown );
+#endif
+
+#ifndef HAVE_WINSOCK
+ if ( !no_detach ) {
+ if ( lutil_pair( waitfds ) < 0 ) {
+ Debug( LDAP_DEBUG_ANY,
+ "main: lutil_pair failed: %d\n",
+ 0 );
+ rc = 1;
+ goto destroy;
+ }
+ pid = lutil_detach( no_detach, 0 );
+ if ( pid ) {
+ char buf[4];
+ rc = EXIT_SUCCESS;
+ close( waitfds[1] );
+ if ( read( waitfds[0], buf, 1 ) != 1 )
+ rc = EXIT_FAILURE;
+ _exit( rc );
+ } else {
+ close( waitfds[0] );
+ }
+ }
+#endif /* HAVE_WINSOCK */
+
+#ifdef CSRIMALLOC
+ mal_leaktrace(1);
+#endif
+
+ if ( slapd_pid_file != NULL ) {
+ FILE *fp = fopen( slapd_pid_file, "w" );
+
+ if ( fp == NULL ) {
+ char ebuf[128];
+ int save_errno = errno;
+
+ Debug( LDAP_DEBUG_ANY, "unable to open pid file "
+ "\"%s\": %d (%s)\n",
+ slapd_pid_file,
+ save_errno, AC_STRERROR_R( save_errno, ebuf, sizeof(ebuf) ) );
+
+ free( slapd_pid_file );
+ slapd_pid_file = NULL;
+
+ rc = 1;
+ goto destroy;
+ }
+ fprintf( fp, "%d\n", (int) getpid() );
+ fclose( fp );
+ slapd_pid_file_unlink = 1;
+ }
+
+ if ( slapd_args_file != NULL ) {
+ FILE *fp = fopen( slapd_args_file, "w" );
+
+ if ( fp == NULL ) {
+ char ebuf[128];
+ int save_errno = errno;
+
+ Debug( LDAP_DEBUG_ANY, "unable to open args file "
+ "\"%s\": %d (%s)\n",
+ slapd_args_file,
+ save_errno, AC_STRERROR_R( save_errno, ebuf, sizeof(ebuf) ) );
+
+ free( slapd_args_file );
+ slapd_args_file = NULL;
+
+ rc = 1;
+ goto destroy;
+ }
+
+ for ( i = 0; i < g_argc; i++ ) {
+ fprintf( fp, "%s ", g_argv[i] );
+ }
+ fprintf( fp, "\n" );
+ fclose( fp );
+ slapd_args_file_unlink = 1;
+ }
+
+ /*
+ * FIXME: moved here from slapd_daemon_task()
+ * because back-monitor db_open() needs it
+ */
+ time( &starttime );
+
+ connections_init();
+
+ if ( slap_startup( NULL ) != 0 ) {
+ rc = 1;
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 21 );
+ goto shutdown;
+ }
+
+ Debug( LDAP_DEBUG_ANY, "slapd starting\n" );
+
+#ifndef HAVE_WINSOCK
+ if ( !no_detach ) {
+ write( waitfds[1], "1", 1 );
+ close( waitfds[1] );
+ }
+#endif
+
+#ifdef HAVE_NT_EVENT_LOG
+ if (is_NT_Service)
+ lutil_LogStartedEvent( serverName, slap_debug, configfile ?
+ configfile : SLAPD_DEFAULT_CONFIGFILE , urls );
+#endif
+
+ rc = slapd_daemon();
+
+#ifdef HAVE_NT_SERVICE_MANAGER
+ /* Throw away the event that we used during the startup process. */
+ if ( is_NT_Service )
+ ldap_pvt_thread_cond_destroy( &started_event );
+#endif
+
+shutdown:
+ /* remember an error during shutdown */
+ rc |= slap_shutdown( NULL );
+
+destroy:
+ if ( check & CHECK_LOGLEVEL ) {
+ (void)loglevel_print( stdout );
+ }
+ /* remember an error during destroy */
+ rc |= slap_destroy();
+
+ while ( !LDAP_STAILQ_EMPTY( &slap_sync_cookie )) {
+ scp = LDAP_STAILQ_FIRST( &slap_sync_cookie );
+ LDAP_STAILQ_REMOVE_HEAD( &slap_sync_cookie, sc_next );
+ ch_free( scp );
+ }
+
+#ifdef SLAPD_MODULES
+ module_kill();
+#endif
+
+ extops_kill();
+
+ supported_feature_destroy();
+ entry_info_destroy();
+
+stop:
+#ifdef HAVE_NT_EVENT_LOG
+ if (is_NT_Service)
+ lutil_LogStoppedEvent( serverName );
+#endif
+
+ Debug( LDAP_DEBUG_ANY, "slapd stopped.\n" );
+
+
+#ifdef HAVE_NT_SERVICE_MANAGER
+ lutil_ReportShutdownComplete();
+#endif
+
+#ifdef LOG_DEBUG
+ closelog();
+#endif
+ slapd_daemon_destroy();
+
+ controls_destroy();
+
+ filter_destroy();
+
+ schema_destroy();
+
+ lutil_passwd_destroy();
+
+#ifdef HAVE_TLS
+ if ( slap_tls_ld ) {
+ ldap_pvt_tls_ctx_free( slap_tls_ctx );
+ ldap_unbind_ext( slap_tls_ld, NULL, NULL );
+ }
+ ldap_pvt_tls_destroy();
+#endif
+
+ slap_sasl_regexp_destroy();
+
+ if ( slapd_pid_file_unlink ) {
+ unlink( slapd_pid_file );
+ }
+ if ( slapd_args_file_unlink ) {
+ unlink( slapd_args_file );
+ }
+
+ config_destroy();
+
+ if ( global_host )
+ ch_free( global_host );
+
+ /* kludge, get symbols referenced */
+ ldap_tavl_free( NULL, NULL );
+
+#ifdef CSRIMALLOC
+ mal_dumpleaktrace( leakfile );
+#endif
+
+ ldap_pvt_thread_mutex_destroy( &logfile_mutex );
+ MAIN_RETURN(rc);
+}
+
+
+#ifdef LDAP_SIGCHLD
+
+/*
+ * Catch and discard terminated child processes, to avoid zombies.
+ */
+
+static RETSIGTYPE
+wait4child( int sig )
+{
+ int save_errno = errno;
+
+#ifdef WNOHANG
+ do
+ errno = 0;
+#ifdef HAVE_WAITPID
+ while ( waitpid( (pid_t)-1, NULL, WNOHANG ) > 0 || errno == EINTR );
+#else
+ while ( wait3( NULL, WNOHANG, NULL ) > 0 || errno == EINTR );
+#endif
+#else
+ (void) wait( NULL );
+#endif
+ (void) SIGNAL_REINSTALL( sig, wait4child );
+ errno = save_errno;
+}
+
+#endif /* LDAP_SIGCHLD */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-05 18:08:50 +0000