SERVICE_STATUS_HANDLE service_handle;\r
HANDLE wait_handle;\r
HANDLE pid;\r
-static char service_name[MAX_PATH];\r
-char exe[MAX_PATH];\r
-char flags[MAX_PATH];\r
+static char service_name[SERVICE_NAME_LENGTH];\r
+char exe[EXE_LENGTH];\r
+char flags[CMD_LENGTH];\r
char dir[MAX_PATH];\r
\r
-static enum { NSSM_EXIT_RESTART, NSSM_EXIT_IGNORE, NSSM_EXIT_REALLY } exit_actions;\r
-static const char *exit_action_strings[] = { "Restart", "Ignore", "Exit", 0 };\r
+static enum { NSSM_EXIT_RESTART, NSSM_EXIT_IGNORE, NSSM_EXIT_REALLY, NSSM_EXIT_UNCLEAN } exit_actions;\r
+static const char *exit_action_strings[] = { "Restart", "Ignore", "Exit", "Suicide", 0 };\r
\r
/* Connect to the service manager */\r
SC_HANDLE open_service_manager() {\r
SC_HANDLE ret = OpenSCManager(0, SERVICES_ACTIVE_DATABASE, SC_MANAGER_ALL_ACCESS);\r
if (! ret) {\r
- eventprintf(EVENTLOG_ERROR_TYPE, "Unable to connect to service manager!\nPerhaps you need to be an administrator...");\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENSCMANAGER_FAILED, 0);\r
return 0;\r
}\r
\r
GetModuleFileName(0, path, MAX_PATH);\r
\r
/* Construct command */\r
- char command[MAX_PATH];\r
+ char command[CMD_LENGTH];\r
size_t runlen = strlen(NSSM_RUN);\r
size_t pathlen = strlen(path);\r
- if (pathlen + runlen + 2 >= MAX_PATH) {\r
+ if (pathlen + runlen + 2 >= VALUE_LENGTH) {\r
fprintf(stderr, "The full path to " NSSM " is too long!\n");\r
return 3;\r
}\r
/* Service initialisation */\r
void WINAPI service_main(unsigned long argc, char **argv) {\r
if (_snprintf(service_name, sizeof(service_name), "%s", argv[0]) < 0) {\r
- eventprintf(EVENTLOG_ERROR_TYPE, "service_main(): Out of memory for service_name!");\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "service_name", "service_main()", 0);\r
return;\r
}\r
\r
/* Get startup parameters */\r
int ret = get_parameters(argv[0], exe, sizeof(exe), flags, sizeof(flags), dir, sizeof(dir));\r
if (ret) {\r
- eventprintf(EVENTLOG_ERROR_TYPE, "service_main(): Can't get startup parameters: error %d", ret);\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_GET_PARAMETERS_FAILED, argv[0], 0);\r
return;\r
}\r
\r
/* Register control handler */\r
service_handle = RegisterServiceCtrlHandlerEx(NSSM, service_control_handler, 0);\r
if (! service_handle) {\r
- eventprintf(EVENTLOG_ERROR_TYPE, "service_main(): RegisterServiceCtrlHandlerEx() failed: %s", error_string(GetLastError()));\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_REGISTERSERVICECTRLHANDER_FAILED, GetLastError(), 0);\r
return;\r
}\r
\r
/* Try to create the exit action parameters; we don't care if it fails */\r
create_exit_action(argv[0], exit_action_strings[0]);\r
\r
+ set_service_recovery(service_name);\r
+\r
monitor_service();\r
}\r
\r
+/* Make sure service recovery actions are taken where necessary */\r
+void set_service_recovery(char *service_name) {\r
+ SC_HANDLE services = open_service_manager();\r
+ if (! services) return;\r
+\r
+ SC_HANDLE service = OpenService(services, service_name, SC_MANAGER_ALL_ACCESS);\r
+ if (! service) return;\r
+ return;\r
+\r
+ SERVICE_FAILURE_ACTIONS_FLAG flag;\r
+ ZeroMemory(&flag, sizeof(flag));\r
+ flag.fFailureActionsOnNonCrashFailures = true;\r
+\r
+ /* This functionality was added in Vista so the call may fail */\r
+ ChangeServiceConfig2(service, SERVICE_CONFIG_FAILURE_ACTIONS_FLAG, &flag);\r
+}\r
+\r
int monitor_service() {\r
/* Set service status to started */\r
int ret = start_service();\r
if (ret) {\r
- eventprintf(EVENTLOG_ERROR_TYPE, "Can't start service %s: error code %d", service_name, ret);\r
+ char code[16];\r
+ snprintf(code, sizeof(code), "%d", ret);\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_START_SERVICE_FAILED, exe, service_name, ret, 0);\r
return ret;\r
}\r
- eventprintf(EVENTLOG_INFORMATION_TYPE, "Started process %s %s in %s for service %s", exe, flags, dir, service_name);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_STARTED_SERVICE, exe, flags, service_name, dir, 0);\r
\r
/* Monitor service service */\r
if (! RegisterWaitForSingleObject(&wait_handle, pid, end_service, 0, INFINITE, WT_EXECUTEONLYONCE | WT_EXECUTELONGFUNCTION)) {\r
- eventprintf(EVENTLOG_WARNING_TYPE, "RegisterWaitForSingleObject() returned %s - service may claim to be still running when %s exits ", error_string(GetLastError()), exe);\r
+ log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_REGISTERWAITFORSINGLEOBJECT_FAILED, service_name, exe, GetLastError(), 0);\r
}\r
\r
return 0;\r
switch (control) {\r
case SERVICE_CONTROL_SHUTDOWN:\r
case SERVICE_CONTROL_STOP:\r
- stop_service(0);\r
+ stop_service(0, true);\r
return NO_ERROR;\r
}\r
\r
ZeroMemory(&pi, sizeof(pi));\r
\r
/* Launch executable with arguments */\r
- char cmd[MAX_PATH];\r
+ char cmd[CMD_LENGTH];\r
if (_snprintf(cmd, sizeof(cmd), "%s %s", exe, flags) < 0) {\r
- eventprintf(EVENTLOG_ERROR_TYPE, "Error constructing command line");\r
- return stop_service(2);\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "command line", "start_service", 0);\r
+ return stop_service(2, true);\r
}\r
if (! CreateProcess(0, cmd, 0, 0, 0, 0, 0, dir, &si, &pi)) {\r
- eventprintf(EVENTLOG_ERROR_TYPE, "Can't launch %s. CreateProcess() returned %s", exe, error_string(GetLastError()));\r
- return stop_service(3);\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEPROCESS_FAILED, service_name, exe, GetLastError(), 0);\r
+ return stop_service(3, true);\r
}\r
pid = pi.hProcess;\r
\r
}\r
\r
/* Stop the service */\r
-int stop_service(unsigned long exitcode) {\r
+int stop_service(unsigned long exitcode, bool graceful) {\r
/* Signal we are stopping */\r
- service_status.dwCurrentState = SERVICE_STOP_PENDING;\r
- SetServiceStatus(service_handle, &service_status);\r
+ if (graceful) {\r
+ service_status.dwCurrentState = SERVICE_STOP_PENDING;\r
+ SetServiceStatus(service_handle, &service_status);\r
+ }\r
\r
/* Nothing to do if server isn't running */\r
if (pid) {\r
/* Shut down server */\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_TERMINATEPROCESS, service_name, exe, 0);\r
TerminateProcess(pid, 0);\r
pid = 0;\r
}\r
+ else log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_PROCESS_ALREADY_STOPPED, service_name, exe, 0);\r
\r
/* Signal we stopped */\r
- service_status.dwCurrentState = SERVICE_STOPPED;\r
- if (exitcode) {\r
- service_status.dwWin32ExitCode = ERROR_SERVICE_SPECIFIC_ERROR;\r
- service_status.dwServiceSpecificExitCode = exitcode;\r
- }\r
- else {\r
- service_status.dwWin32ExitCode = NO_ERROR;\r
- service_status.dwServiceSpecificExitCode = 0;\r
+ if (graceful) {\r
+ service_status.dwCurrentState = SERVICE_STOPPED;\r
+ if (exitcode) {\r
+ service_status.dwWin32ExitCode = ERROR_SERVICE_SPECIFIC_ERROR;\r
+ service_status.dwServiceSpecificExitCode = exitcode;\r
+ }\r
+ else {\r
+ service_status.dwWin32ExitCode = NO_ERROR;\r
+ service_status.dwServiceSpecificExitCode = 0;\r
+ }\r
+ SetServiceStatus(service_handle, &service_status);\r
}\r
- SetServiceStatus(service_handle, &service_status);\r
\r
return exitcode;\r
}\r
unsigned long ret = 0;\r
GetExitCodeProcess(pid, &ret);\r
\r
- eventprintf(EVENTLOG_INFORMATION_TYPE, "Process %s for service %s exited with return code %u", exe, service_name, ret);\r
+ char code[16];\r
+ _snprintf(code, sizeof(code), "%d", ret);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_ENDED_SERVICE, exe, service_name, code, 0);\r
\r
/* What action should we take? */\r
int action = NSSM_EXIT_RESTART;\r
switch (action) {\r
/* Try to restart the service or return failure code to service manager */\r
case NSSM_EXIT_RESTART:\r
- eventprintf(EVENTLOG_INFORMATION_TYPE, "Action for exit code %lu is %s: Attempting to restart %s for service %s", ret, exit_action_strings[action], exe, service_name);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_RESTART, service_name, code, exit_action_strings[action], exe, 0);\r
while (monitor_service()) {\r
- eventprintf(EVENTLOG_INFORMATION_TYPE, "Failed to restart %s - sleeping ", exe, ret);\r
+ log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_RESTART_SERVICE_FAILED, exe, service_name, 0);\r
Sleep(30000);\r
}\r
break;\r
\r
/* Do nothing, just like srvany would */\r
case NSSM_EXIT_IGNORE:\r
- eventprintf(EVENTLOG_INFORMATION_TYPE, "Action for exit code %lu is %s: Not attempting to restart %s for service %s", ret, exit_action_strings[action], exe, service_name);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_IGNORE, service_name, code, exit_action_strings[action], exe, 0);\r
Sleep(INFINITE);\r
break;\r
\r
/* Tell the service manager we are finished */\r
case NSSM_EXIT_REALLY:\r
- eventprintf(EVENTLOG_INFORMATION_TYPE, "Action for exit code %lu is %s: Stopping service %s", ret, exit_action_strings[action], service_name);\r
- stop_service(ret);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_REALLY, service_name, code, exit_action_strings[action], 0);\r
+ stop_service(ret, true);\r
+ break;\r
+\r
+ /* Fake a crash so pre-Vista service managers will run recovery actions. */\r
+ case NSSM_EXIT_UNCLEAN:\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_UNCLEAN, service_name, code, exit_action_strings[action], 0);\r
+ exit(stop_service(ret, false));\r
break;\r
}\r
}\r
git://git.iain.cx/iain / nssm.git / blobdiff