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-rw-r--r--libraries/liblutil/ntservice.c509
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diff --git a/libraries/liblutil/ntservice.c b/libraries/liblutil/ntservice.c
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+++ b/libraries/liblutil/ntservice.c
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+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2021 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>.
+ */
+
+/*
+ * NT Service manager utilities for OpenLDAP services
+ */
+
+#include "portable.h"
+
+#ifdef HAVE_NT_SERVICE_MANAGER
+
+#include <ac/stdlib.h>
+#include <ac/string.h>
+
+#include <stdio.h>
+
+#include <windows.h>
+#include <winsvc.h>
+
+#include <ldap.h>
+
+#include "ldap_pvt_thread.h"
+
+#include "ldap_defaults.h"
+
+#include "slapdmsg.h"
+
+#define SCM_NOTIFICATION_INTERVAL 5000
+#define THIRTY_SECONDS (30 * 1000)
+
+int is_NT_Service; /* is this is an NT service? */
+
+SERVICE_STATUS lutil_ServiceStatus;
+SERVICE_STATUS_HANDLE hlutil_ServiceStatus;
+
+ldap_pvt_thread_cond_t started_event, stopped_event;
+ldap_pvt_thread_t start_status_tid, stop_status_tid;
+
+void (*stopfunc)(int);
+
+static char *GetLastErrorString( void );
+
+int lutil_srv_install(LPCTSTR lpszServiceName, LPCTSTR lpszDisplayName,
+ LPCTSTR lpszBinaryPathName, int auto_start)
+{
+ HKEY hKey;
+ DWORD dwValue, dwDisposition;
+ SC_HANDLE schSCManager, schService;
+ char *sp = strrchr( lpszBinaryPathName, '\\');
+
+ if ( sp ) sp = strchr(sp, ' ');
+ if ( sp ) *sp = '\0';
+ fprintf( stderr, "The install path is %s.\n", lpszBinaryPathName );
+ if ( sp ) *sp = ' ';
+ if ((schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CONNECT|SC_MANAGER_CREATE_SERVICE ) ) != NULL )
+ {
+ if ((schService = CreateService(
+ schSCManager,
+ lpszServiceName,
+ lpszDisplayName,
+ SERVICE_ALL_ACCESS,
+ SERVICE_WIN32_OWN_PROCESS,
+ auto_start ? SERVICE_AUTO_START : SERVICE_DEMAND_START,
+ SERVICE_ERROR_NORMAL,
+ lpszBinaryPathName,
+ NULL, NULL, NULL, NULL, NULL)) != NULL)
+ {
+ char regpath[132];
+ CloseServiceHandle(schService);
+ CloseServiceHandle(schSCManager);
+
+ snprintf( regpath, sizeof regpath,
+ "SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application\\%s",
+ lpszServiceName );
+ /* Create the registry key for event logging to the Windows NT event log. */
+ if ( RegCreateKeyEx(HKEY_LOCAL_MACHINE,
+ regpath, 0,
+ "REG_SZ", REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hKey,
+ &dwDisposition) != ERROR_SUCCESS)
+ {
+ fprintf( stderr, "RegCreateKeyEx() failed. GetLastError=%lu (%s)\n", GetLastError(), GetLastErrorString() );
+ RegCloseKey(hKey);
+ return(0);
+ }
+ if ( sp ) *sp = '\0';
+ if ( RegSetValueEx(hKey, "EventMessageFile", 0, REG_EXPAND_SZ, lpszBinaryPathName, strlen(lpszBinaryPathName) + 1) != ERROR_SUCCESS)
+ {
+ fprintf( stderr, "RegSetValueEx(EventMessageFile) failed. GetLastError=%lu (%s)\n", GetLastError(), GetLastErrorString() );
+ RegCloseKey(hKey);
+ return(0);
+ }
+
+ dwValue = EVENTLOG_ERROR_TYPE | EVENTLOG_WARNING_TYPE | EVENTLOG_INFORMATION_TYPE;
+ if ( RegSetValueEx(hKey, "TypesSupported", 0, REG_DWORD, (LPBYTE) &dwValue, sizeof(DWORD)) != ERROR_SUCCESS)
+ {
+ fprintf( stderr, "RegCreateKeyEx(TypesSupported) failed. GetLastError=%lu (%s)\n", GetLastError(), GetLastErrorString() );
+ RegCloseKey(hKey);
+ return(0);
+ }
+ RegCloseKey(hKey);
+ return(1);
+ }
+ else
+ {
+ fprintf( stderr, "CreateService() failed. GetLastError=%lu (%s)\n", GetLastError(), GetLastErrorString() );
+ CloseServiceHandle(schSCManager);
+ return(0);
+ }
+ }
+ else
+ fprintf( stderr, "OpenSCManager() failed. GetLastError=%lu (%s)\n", GetLastError(), GetLastErrorString() );
+ return(0);
+}
+
+
+int lutil_srv_remove(LPCTSTR lpszServiceName, LPCTSTR lpszBinaryPathName)
+{
+ SC_HANDLE schSCManager, schService;
+
+ fprintf( stderr, "The installed path is %s.\n", lpszBinaryPathName );
+ if ((schSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_CONNECT|SC_MANAGER_CREATE_SERVICE)) != NULL )
+ {
+ if ((schService = OpenService(schSCManager, lpszServiceName, DELETE)) != NULL)
+ {
+ if ( DeleteService(schService) == TRUE)
+ {
+ CloseServiceHandle(schService);
+ CloseServiceHandle(schSCManager);
+ return(1);
+ } else {
+ fprintf( stderr, "DeleteService() failed. GetLastError=%lu (%s)\n", GetLastError(), GetLastErrorString() );
+ fprintf( stderr, "The %s service has not been removed.\n", lpszBinaryPathName);
+ CloseServiceHandle(schService);
+ CloseServiceHandle(schSCManager);
+ return(0);
+ }
+ } else {
+ fprintf( stderr, "OpenService() failed. GetLastError=%lu (%s)\n", GetLastError(), GetLastErrorString() );
+ CloseServiceHandle(schSCManager);
+ return(0);
+ }
+ }
+ else
+ fprintf( stderr, "OpenSCManager() failed. GetLastError=%lu (%s)\n", GetLastError(), GetLastErrorString() );
+ return(0);
+}
+
+
+#if 0 /* unused */
+DWORD
+svc_installed (LPTSTR lpszServiceName, LPTSTR lpszBinaryPathName)
+{
+ char buf[256];
+ HKEY key;
+ DWORD rc;
+ DWORD type;
+ long len;
+
+ strcpy(buf, TEXT("SYSTEM\\CurrentControlSet\\Services\\"));
+ strcat(buf, lpszServiceName);
+ if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, buf, 0, KEY_QUERY_VALUE, &key) != ERROR_SUCCESS)
+ return(-1);
+
+ rc = 0;
+ if (lpszBinaryPathName) {
+ len = sizeof(buf);
+ if (RegQueryValueEx(key, "ImagePath", NULL, &type, buf, &len) == ERROR_SUCCESS) {
+ if (strcmp(lpszBinaryPathName, buf))
+ rc = -1;
+ }
+ }
+ RegCloseKey(key);
+ return(rc);
+}
+
+
+DWORD
+svc_running (LPTSTR lpszServiceName)
+{
+ SC_HANDLE service;
+ SC_HANDLE scm;
+ DWORD rc;
+ SERVICE_STATUS ss;
+
+ if (!(scm = OpenSCManager(NULL, NULL, GENERIC_READ)))
+ return(GetLastError());
+
+ rc = 1;
+ service = OpenService(scm, lpszServiceName, SERVICE_QUERY_STATUS);
+ if (service) {
+ if (!QueryServiceStatus(service, &ss))
+ rc = GetLastError();
+ else if (ss.dwCurrentState != SERVICE_STOPPED)
+ rc = 0;
+ CloseServiceHandle(service);
+ }
+ CloseServiceHandle(scm);
+ return(rc);
+}
+#endif
+
+static void *start_status_routine( void *ptr )
+{
+ DWORD wait_result;
+ int done = 0;
+
+ while ( !done )
+ {
+ wait_result = WaitForSingleObject( started_event, SCM_NOTIFICATION_INTERVAL );
+ switch ( wait_result )
+ {
+ case WAIT_ABANDONED:
+ case WAIT_OBJECT_0:
+ /* the object that we were waiting for has been destroyed (ABANDONED) or
+ * signalled (TIMEOUT_0). We can assume that the startup process is
+ * complete and tell the Service Control Manager that we are now runnng */
+ lutil_ServiceStatus.dwCurrentState = SERVICE_RUNNING;
+ lutil_ServiceStatus.dwWin32ExitCode = NO_ERROR;
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = 1000;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ done = 1;
+ break;
+ case WAIT_TIMEOUT:
+ /* We've waited for the required time, so send an update to the Service Control
+ * Manager saying to wait again. */
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = SCM_NOTIFICATION_INTERVAL * 2;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ break;
+ case WAIT_FAILED:
+ /* theres been some problem with WaitForSingleObject so tell the Service
+ * Control Manager to wait 30 seconds before deploying its assasin and
+ * then leave the thread. */
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = THIRTY_SECONDS;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ done = 1;
+ break;
+ }
+ }
+ ldap_pvt_thread_exit(NULL);
+ return NULL;
+}
+
+
+
+static void *stop_status_routine( void *ptr )
+{
+ DWORD wait_result;
+ int done = 0;
+
+ while ( !done )
+ {
+ wait_result = WaitForSingleObject( stopped_event, SCM_NOTIFICATION_INTERVAL );
+ switch ( wait_result )
+ {
+ case WAIT_ABANDONED:
+ case WAIT_OBJECT_0:
+ /* the object that we were waiting for has been destroyed (ABANDONED) or
+ * signalled (TIMEOUT_0). The shutting down process is therefore complete
+ * and the final SERVICE_STOPPED message will be sent to the service control
+ * manager prior to the process terminating. */
+ done = 1;
+ break;
+ case WAIT_TIMEOUT:
+ /* We've waited for the required time, so send an update to the Service Control
+ * Manager saying to wait again. */
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = SCM_NOTIFICATION_INTERVAL * 2;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ break;
+ case WAIT_FAILED:
+ /* theres been some problem with WaitForSingleObject so tell the Service
+ * Control Manager to wait 30 seconds before deploying its assasin and
+ * then leave the thread. */
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = THIRTY_SECONDS;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ done = 1;
+ break;
+ }
+ }
+ ldap_pvt_thread_exit(NULL);
+ return NULL;
+}
+
+
+
+static void WINAPI lutil_ServiceCtrlHandler( IN DWORD Opcode)
+{
+ switch (Opcode)
+ {
+ case SERVICE_CONTROL_STOP:
+ case SERVICE_CONTROL_SHUTDOWN:
+
+ lutil_ServiceStatus.dwCurrentState = SERVICE_STOP_PENDING;
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = SCM_NOTIFICATION_INTERVAL * 2;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+
+ ldap_pvt_thread_cond_init( &stopped_event );
+ if ( stopped_event == NULL )
+ {
+ /* the event was not created. We will ask the service control manager for 30
+ * seconds to shutdown */
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = THIRTY_SECONDS;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ }
+ else
+ {
+ /* start a thread to report the progress to the service control manager
+ * until the stopped_event is fired. */
+ if ( ldap_pvt_thread_create( &stop_status_tid, 0, stop_status_routine, NULL ) == 0 )
+ {
+
+ }
+ else {
+ /* failed to create the thread that tells the Service Control Manager that the
+ * service stopping is proceeding.
+ * tell the Service Control Manager to wait another 30 seconds before deploying its
+ * assasin. */
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = THIRTY_SECONDS;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ }
+ }
+ stopfunc( -1 );
+ break;
+
+ case SERVICE_CONTROL_INTERROGATE:
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ break;
+ }
+ return;
+}
+
+void *lutil_getRegParam( char *svc, char *value )
+{
+ HKEY hkey;
+ char path[255];
+ DWORD vType;
+ static char vValue[1024];
+ DWORD valLen = sizeof( vValue );
+
+ if ( svc != NULL )
+ snprintf ( path, sizeof path, "SOFTWARE\\%s", svc );
+ else
+ snprintf ( path, sizeof path, "SOFTWARE\\OpenLDAP\\Parameters" );
+
+ if ( RegOpenKeyEx( HKEY_LOCAL_MACHINE, path, 0, KEY_READ, &hkey ) != ERROR_SUCCESS )
+ {
+ return NULL;
+ }
+
+ if ( RegQueryValueEx( hkey, value, NULL, &vType, vValue, &valLen ) != ERROR_SUCCESS )
+ {
+ RegCloseKey( hkey );
+ return NULL;
+ }
+ RegCloseKey( hkey );
+
+ switch ( vType )
+ {
+ case REG_BINARY:
+ case REG_DWORD:
+ return (void*)&vValue;
+ case REG_SZ:
+ return (void*)&vValue;
+ }
+ return (void*)NULL;
+}
+
+void lutil_LogStartedEvent( char *svc, int slap_debug, char *configfile, char *urls )
+{
+ char *Inserts[5];
+ WORD i = 0, j;
+ HANDLE hEventLog;
+
+ hEventLog = RegisterEventSource( NULL, svc );
+
+ Inserts[i] = (char *)malloc( 20 );
+ itoa( slap_debug, Inserts[i++], 10 );
+ Inserts[i++] = strdup( configfile );
+ Inserts[i++] = strdup( urls ? urls : "ldap:///" );
+
+ ReportEvent( hEventLog, EVENTLOG_INFORMATION_TYPE, 0,
+ MSG_SVC_STARTED, NULL, i, 0, (LPCSTR *) Inserts, NULL );
+
+ for ( j = 0; j < i; j++ )
+ ldap_memfree( Inserts[j] );
+ DeregisterEventSource( hEventLog );
+}
+
+
+
+void lutil_LogStoppedEvent( char *svc )
+{
+ HANDLE hEventLog;
+
+ hEventLog = RegisterEventSource( NULL, svc );
+ ReportEvent( hEventLog, EVENTLOG_INFORMATION_TYPE, 0,
+ MSG_SVC_STOPPED, NULL, 0, 0, NULL, NULL );
+ DeregisterEventSource( hEventLog );
+}
+
+
+void lutil_CommenceStartupProcessing( char *lpszServiceName,
+ void (*stopper)(int) )
+{
+ hlutil_ServiceStatus = RegisterServiceCtrlHandler( lpszServiceName, (LPHANDLER_FUNCTION)lutil_ServiceCtrlHandler);
+
+ stopfunc = stopper;
+
+ /* initialize the Service Status structure */
+ lutil_ServiceStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS;
+ lutil_ServiceStatus.dwCurrentState = SERVICE_START_PENDING;
+ lutil_ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN;
+ lutil_ServiceStatus.dwWin32ExitCode = NO_ERROR;
+ lutil_ServiceStatus.dwServiceSpecificExitCode = 0;
+ lutil_ServiceStatus.dwCheckPoint = 1;
+ lutil_ServiceStatus.dwWaitHint = SCM_NOTIFICATION_INTERVAL * 2;
+
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+
+ /* start up a thread to keep sending SERVICE_START_PENDING to the Service Control Manager
+ * until the slapd listener is completed and listening. Only then should we send
+ * SERVICE_RUNNING to the Service Control Manager. */
+ ldap_pvt_thread_cond_init( &started_event );
+ if ( started_event == NULL)
+ {
+ /* failed to create the event to determine when the startup process is complete so
+ * tell the Service Control Manager to wait another 30 seconds before deploying its
+ * assasin */
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = THIRTY_SECONDS;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ }
+ else
+ {
+ /* start a thread to report the progress to the service control manager
+ * until the started_event is fired. */
+ if ( ldap_pvt_thread_create( &start_status_tid, 0, start_status_routine, NULL ) == 0 )
+ {
+
+ }
+ else {
+ /* failed to create the thread that tells the Service Control Manager that the
+ * service startup is proceeding.
+ * tell the Service Control Manager to wait another 30 seconds before deploying its
+ * assasin. */
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = THIRTY_SECONDS;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ }
+ }
+}
+
+void lutil_ReportShutdownComplete( )
+{
+ if ( is_NT_Service )
+ {
+ /* stop sending SERVICE_STOP_PENDING messages to the Service Control Manager */
+ ldap_pvt_thread_cond_signal( &stopped_event );
+ ldap_pvt_thread_cond_destroy( &stopped_event );
+
+ /* wait for the thread sending the SERVICE_STOP_PENDING messages to the Service Control Manager to die.
+ * if the wait fails then put ourselves to sleep for half the Service Control Manager update interval */
+ if (ldap_pvt_thread_join( stop_status_tid, (void *) NULL ) == -1)
+ ldap_pvt_thread_sleep( SCM_NOTIFICATION_INTERVAL / 2 );
+
+ lutil_ServiceStatus.dwCurrentState = SERVICE_STOPPED;
+ lutil_ServiceStatus.dwCheckPoint++;
+ lutil_ServiceStatus.dwWaitHint = SCM_NOTIFICATION_INTERVAL;
+ SetServiceStatus(hlutil_ServiceStatus, &lutil_ServiceStatus);
+ }
+}
+
+static char *GetErrorString( int err )
+{
+ static char msgBuf[1024];
+
+ FormatMessage(
+ FORMAT_MESSAGE_FROM_SYSTEM,
+ NULL,
+ err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+ msgBuf, 1024, NULL );
+
+ return msgBuf;
+}
+
+static char *GetLastErrorString( void )
+{
+ return GetErrorString( GetLastError() );
+}
+#endif