X-Git-Url: http://git.iain.cx/?a=blobdiff_plain;f=service.cpp;h=ce3fb925ca86e3d38fb658c7e42f72e7a5562a43;hb=651295f206ecac10db9a24200e67762d24166db5;hp=6cdad355d12591bd2a497534abdaba9026e53d5c;hpb=ffbcd9c99074239f1edd1a7d9a9a6c816ff893d8;p=nssm.git

diff --git a/service.cpp b/service.cpp
index 6cdad35..ce3fb92 100644
--- a/service.cpp
+++ b/service.cpp
@@ -240,7 +240,7 @@ int affinity_string_to_mask(TCHAR *string, __int64 *mask) {
   return 0;
 }
 
-inline unsigned long priority_mask() {
+unsigned long priority_mask() {
  return REALTIME_PRIORITY_CLASS | HIGH_PRIORITY_CLASS | ABOVE_NORMAL_PRIORITY_CLASS | NORMAL_PRIORITY_CLASS | BELOW_NORMAL_PRIORITY_CLASS | IDLE_PRIORITY_CLASS;
 }
 
@@ -273,6 +273,27 @@ static inline unsigned long throttle_milliseconds(unsigned long throttle) {
   return ret * 1000;
 }
 
+void set_service_environment(nssm_service_t *service) {
+  if (! service) return;
+
+  /*
+    We have to duplicate the block because this function will be called
+    multiple times between registry reads.
+  */
+  if (service->env) duplicate_environment_strings(service->env);
+  if (! service->env_extra) return;
+  TCHAR *env_extra = copy_environment_block(service->env_extra);
+  if (! env_extra) return;
+
+  set_environment_block(env_extra);
+  HeapFree(GetProcessHeap(), 0, env_extra);
+}
+
+void unset_service_environment(nssm_service_t *service) {
+  if (! service) return;
+  duplicate_environment_strings(service->initial_env);
+}
+
 /*
   Wrapper to be called in a new thread so that we can acknowledge a STOP
   control immediately.
@@ -632,8 +653,6 @@ int get_service_description(const TCHAR *service_name, SC_HANDLE service_handle,
     print_message(stderr, NSSM_MESSAGE_QUERYSERVICECONFIG2_FAILED, service_name, _T("SERVICE_CONFIG_DESCRIPTION"), error_string(error));
     return 4;
   }
-
-  return 0;
 }
 
 int get_service_startup(const TCHAR *service_name, SC_HANDLE service_handle, const QUERY_SERVICE_CONFIG *qsc, unsigned long *startup) {
@@ -753,7 +772,7 @@ void cleanup_nssm_service(nssm_service_t *service) {
   if (service->throttle_section_initialised) DeleteCriticalSection(&service->throttle_section);
   if (service->throttle_timer) CloseHandle(service->throttle_timer);
   if (service->hook_section_initialised) DeleteCriticalSection(&service->hook_section);
-  if (service->initial_env) FreeEnvironmentStrings(service->initial_env);
+  if (service->initial_env) HeapFree(GetProcessHeap(), 0, service->initial_env);
   HeapFree(GetProcessHeap(), 0, service);
 }
 
@@ -1105,7 +1124,7 @@ int install_service(nssm_service_t *service) {
   }
 
   /* Get path of this program */
-  GetModuleFileName(0, service->image, _countof(service->image));
+  _sntprintf_s(service->image, _countof(service->image), _TRUNCATE, _T("%s"), nssm_imagepath());
 
   /* Create the service - settings will be changed in edit_service() */
   service->handle = CreateService(services, service->name, service->name, SERVICE_ALL_ACCESS, SERVICE_WIN32_OWN_PROCESS, SERVICE_AUTO_START, SERVICE_ERROR_NORMAL, service->image, 0, 0, 0, 0, 0);
@@ -1458,7 +1477,7 @@ void WINAPI service_main(unsigned long argc, TCHAR **argv) {
   service->hook_section_initialised = true;
 
   /* Remember our initial environment. */
-  service->initial_env = GetEnvironmentStrings();
+  service->initial_env = copy_environment();
 
   /* Remember our creation time. */
   if (get_process_creation_time(GetCurrentProcess(), &service->nssm_creation_time)) ZeroMemory(&service->nssm_creation_time, sizeof(service->nssm_creation_time));
@@ -1684,6 +1703,7 @@ int start_service(nssm_service_t *service) {
   int ret = get_parameters(service, &si);
   if (ret) {
     log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_GET_PARAMETERS_FAILED, service->name, 0);
+    unset_service_environment(service);
     return stop_service(service, 2, true, true);
   }
 
@@ -1691,15 +1711,12 @@ int start_service(nssm_service_t *service) {
   TCHAR cmd[CMD_LENGTH];
   if (_sntprintf_s(cmd, _countof(cmd), _TRUNCATE, _T("\"%s\" %s"), service->exe, service->flags) < 0) {
     log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("command line"), _T("start_service"), 0);
+    unset_service_environment(service);
     return stop_service(service, 2, true, true);
   }
 
   throttle_restart(service);
 
-  /* Set the environment. */
-  if (service->env) duplicate_environment(service->env);
-  if (service->env_extra) set_environment_block(service->env_extra);
-
   service->status.dwCurrentState = SERVICE_START_PENDING;
   service->status.dwControlsAccepted = SERVICE_ACCEPT_POWEREVENT | SERVICE_ACCEPT_SHUTDOWN | SERVICE_ACCEPT_STOP;
   SetServiceStatus(service->status_handle, &service->status);
@@ -1710,7 +1727,7 @@ int start_service(nssm_service_t *service) {
     TCHAR code[16];
     _sntprintf_s(code, _countof(code), _TRUNCATE, _T("%lu"), NSSM_HOOK_STATUS_ABORT);
     log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_PRESTART_HOOK_ABORT, NSSM_HOOK_EVENT_START, NSSM_HOOK_ACTION_PRE, service->name, code, 0);
-    duplicate_environment_strings(service->initial_env);
+    unset_service_environment(service);
     return stop_service(service, 5, true, true);
   }
 
@@ -1721,10 +1738,13 @@ int start_service(nssm_service_t *service) {
       log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_GET_OUTPUT_HANDLES_FAILED, service->name, 0);
       if (! service->no_console) FreeConsole();
       close_output_handles(&si);
-      duplicate_environment_strings(service->initial_env);
+      unset_service_environment(service);
       return stop_service(service, 4, true, true);
     }
 
+    /* The pre-start hook will have cleaned the environment. */
+    set_service_environment(service);
+
     bool inherit_handles = false;
     if (si.dwFlags & STARTF_USESTDHANDLES) inherit_handles = true;
     unsigned long flags = service->priority & priority_mask();
@@ -1734,7 +1754,7 @@ int start_service(nssm_service_t *service) {
       unsigned long error = GetLastError();
       log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEPROCESS_FAILED, service->name, service->exe, error_string(error), 0);
       close_output_handles(&si);
-      duplicate_environment_strings(service->initial_env);
+      unset_service_environment(service);
       return stop_service(service, exitcode, true, true);
     }
     service->start_count++;
@@ -1778,7 +1798,7 @@ int start_service(nssm_service_t *service) {
   }
 
   /* Restore our environment. */
-  duplicate_environment_strings(service->initial_env);
+  unset_service_environment(service);
 
   /*
     Wait for a clean startup before changing the service status to RUNNING
@@ -1960,7 +1980,6 @@ void CALLBACK end_service(void *arg, unsigned char why) {
       wait_for_hooks(service, false);
       free_imports();
       exit(exitcode);
-    break;
   }
 }
 
@@ -2093,3 +2112,62 @@ awaited:
 
   return ret;
 }
+
+int list_nssm_services() {
+  /* Open service manager. */
+  SC_HANDLE services = open_service_manager(SC_MANAGER_CONNECT | SC_MANAGER_ENUMERATE_SERVICE);
+  if (! services) {
+    print_message(stderr, NSSM_MESSAGE_OPEN_SERVICE_MANAGER_FAILED);
+    return 1;
+  }
+
+  unsigned long bufsize, required, count, i;
+  unsigned long resume = 0;
+  EnumServicesStatus(services, SERVICE_WIN32, SERVICE_STATE_ALL, 0, 0, &required, &count, &resume);
+  unsigned long error = GetLastError();
+  if (error != ERROR_MORE_DATA) {
+    print_message(stderr, NSSM_MESSAGE_ENUMSERVICESSTATUS_FAILED, error_string(GetLastError()));
+    return 2;
+  }
+
+  ENUM_SERVICE_STATUS *status = (ENUM_SERVICE_STATUS *) HeapAlloc(GetProcessHeap(), 0, required);
+  if (! status) {
+    print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("ENUM_SERVICE_STATUS"), _T("list_nssm_services()"));
+    return 3;
+  }
+
+  bufsize = required;
+  while (true) {
+    int ret = EnumServicesStatus(services, SERVICE_WIN32, SERVICE_STATE_ALL, status, bufsize, &required, &count, &resume);
+    if (! ret) {
+      error = GetLastError();
+      if (error != ERROR_MORE_DATA) {
+        HeapFree(GetProcessHeap(), 0, status);
+        print_message(stderr, NSSM_MESSAGE_ENUMSERVICESSTATUS_FAILED, error_string(GetLastError()));
+        return 4;
+      }
+    }
+
+    for (i = 0; i < count; i++) {
+      /* Try to get the service parameters. */
+      nssm_service_t *service = alloc_nssm_service();
+      if (! service) {
+        HeapFree(GetProcessHeap(), 0, status);
+        print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("nssm_service_t"), _T("list_nssm_services()"));
+        return 5;
+      }
+      _sntprintf_s(service->name, _countof(service->name), _TRUNCATE, _T("%s"), status[i].lpServiceName);
+
+      get_parameters(service, 0);
+      /* We manage the service if we have an Application. */
+      if (service->exe[0]) _tprintf(_T("%s\n"), service->name);
+
+      cleanup_nssm_service(service);
+    }
+
+    if (ret) break;
+  }
+
+  HeapFree(GetProcessHeap(), 0, status);
+  return 0;
+}