#include "nssm.h"\r
\r
+bool is_admin;\r
SERVICE_STATUS service_status;\r
SERVICE_STATUS_HANDLE service_handle;\r
HANDLE process_handle;\r
char flags[CMD_LENGTH];\r
char dir[MAX_PATH];\r
bool stopping;\r
-CRITICAL_SECTION throttle_section;\r
-CONDITION_VARIABLE throttle_condition;\r
+unsigned long throttle_delay;\r
+HANDLE throttle_timer;\r
+LARGE_INTEGER throttle_duetime;\r
\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
SC_HANDLE open_service_manager() {\r
SC_HANDLE ret = OpenSCManager(0, SERVICES_ACTIVE_DATABASE, SC_MANAGER_ALL_ACCESS);\r
if (! ret) {\r
- log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENSCMANAGER_FAILED, 0);\r
+ if (is_admin) log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENSCMANAGER_FAILED, 0);\r
return 0;\r
}\r
\r
\r
/* Construct command */\r
char command[CMD_LENGTH];\r
- size_t runlen = strlen(NSSM_RUN);\r
size_t pathlen = strlen(path);\r
- if (pathlen + runlen + 2 >= VALUE_LENGTH) {\r
+ if (pathlen + 1 >= VALUE_LENGTH) {\r
fprintf(stderr, "The full path to " NSSM " is too long!\n");\r
return 3;\r
}\r
- if (snprintf(command, sizeof(command), "\"%s\" %s", path, NSSM_RUN) < 0) {\r
+ if (_snprintf(command, sizeof(command), "\"%s\"", path) < 0) {\r
fprintf(stderr, "Out of memory for ImagePath!\n");\r
return 4;\r
}\r
return 6;\r
}\r
\r
+ set_service_recovery(service, name);\r
+\r
/* Cleanup */\r
CloseServiceHandle(service);\r
CloseServiceHandle(services);\r
return;\r
}\r
\r
+ log_service_control(service_name, 0, true);\r
+\r
service_status.dwCurrentState = SERVICE_START_PENDING;\r
- service_status.dwWaitHint = NSSM_RESET_THROTTLE_RESTART + NSSM_WAITHINT_MARGIN;\r
+ service_status.dwWaitHint = throttle_delay + NSSM_WAITHINT_MARGIN;\r
SetServiceStatus(service_handle, &service_status);\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
+ if (is_admin) {\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
+ set_service_recovery(0, service_name);\r
+ }\r
\r
/* Used for signalling a resume if the service pauses when throttled. */\r
- InitializeCriticalSection(&throttle_section);\r
+ throttle_timer = CreateWaitableTimer(0, 1, 0);\r
+ if (! throttle_timer) {\r
+ log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_CREATEWAITABLETIMER_FAILED, service_name, error_string(GetLastError()), 0);\r
+ }\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
+void set_service_recovery(SC_HANDLE service, char *service_name) {\r
+ SC_HANDLE services = 0;\r
+\r
+ if (! service) {\r
+ 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
+ service = OpenService(services, service_name, SC_MANAGER_ALL_ACCESS);\r
+ if (! service) return;\r
+ }\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
+ if (! ChangeServiceConfig2(service, SERVICE_CONFIG_FAILURE_ACTIONS_FLAG, &flag)) {\r
+ unsigned long error = GetLastError();\r
+ /* Pre-Vista we expect to fail with ERROR_INVALID_LEVEL */\r
+ if (error != ERROR_INVALID_LEVEL) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CHANGESERVICECONFIG2_FAILED, service_name, error_string(error), 0);\r
+ }\r
+ }\r
+\r
+ if (services) {\r
+ CloseServiceHandle(service);\r
+ CloseServiceHandle(services);\r
+ }\r
}\r
\r
int monitor_service() {\r
int ret = start_service();\r
if (ret) {\r
char code[16];\r
- snprintf(code, sizeof(code), "%d", ret);\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
return 0;\r
}\r
\r
+char *service_control_text(unsigned long control) {\r
+ switch (control) {\r
+ /* HACK: there is no SERVICE_CONTROL_START constant */\r
+ case 0: return "START";\r
+ case SERVICE_CONTROL_STOP: return "STOP";\r
+ case SERVICE_CONTROL_SHUTDOWN: return "SHUTDOWN";\r
+ case SERVICE_CONTROL_PAUSE: return "PAUSE";\r
+ case SERVICE_CONTROL_CONTINUE: return "CONTINUE";\r
+ case SERVICE_CONTROL_INTERROGATE: return "INTERROGATE";\r
+ default: return 0;\r
+ }\r
+}\r
+\r
+void log_service_control(char *service_name, unsigned long control, bool handled) {\r
+ char *text = service_control_text(control);\r
+ unsigned long event;\r
+\r
+ if (! text) {\r
+ /* "0x" + 8 x hex + NULL */\r
+ text = (char *) HeapAlloc(GetProcessHeap(), 0, 11);\r
+ if (! text) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "control code", "log_service_control", 0);\r
+ return;\r
+ }\r
+ if (_snprintf(text, 11, "0x%08x", control) < 0) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "control code", "log_service_control", 0);\r
+ HeapFree(GetProcessHeap(), 0, text);\r
+ return;\r
+ }\r
+\r
+ event = NSSM_EVENT_SERVICE_CONTROL_UNKNOWN;\r
+ }\r
+ else if (handled) event = NSSM_EVENT_SERVICE_CONTROL_HANDLED;\r
+ else event = NSSM_EVENT_SERVICE_CONTROL_NOT_HANDLED;\r
+\r
+ log_event(EVENTLOG_INFORMATION_TYPE, event, service_name, text, 0);\r
+\r
+ if (event == NSSM_EVENT_SERVICE_CONTROL_UNKNOWN) {\r
+ HeapFree(GetProcessHeap(), 0, text);\r
+ }\r
+}\r
+\r
/* Service control handler */\r
unsigned long WINAPI service_control_handler(unsigned long control, unsigned long event, void *data, void *context) {\r
switch (control) {\r
case SERVICE_CONTROL_SHUTDOWN:\r
case SERVICE_CONTROL_STOP:\r
+ log_service_control(service_name, control, true);\r
stop_service(0, true, true);\r
return NO_ERROR;\r
\r
case SERVICE_CONTROL_CONTINUE:\r
+ log_service_control(service_name, control, true);\r
+ if (! throttle_timer) return ERROR_CALL_NOT_IMPLEMENTED;\r
throttle = 0;\r
- WakeConditionVariable(&throttle_condition);\r
+ ZeroMemory(&throttle_duetime, sizeof(throttle_duetime));\r
+ SetWaitableTimer(throttle_timer, &throttle_duetime, 0, 0, 0, 0);\r
service_status.dwCurrentState = SERVICE_CONTINUE_PENDING;\r
service_status.dwWaitHint = throttle_milliseconds() + NSSM_WAITHINT_MARGIN;\r
log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_RESET_THROTTLE, service_name, 0);\r
We don't accept pause messages but it isn't possible to register\r
only for continue messages so we have to handle this case.\r
*/\r
+ log_service_control(service_name, control, false);\r
return ERROR_CALL_NOT_IMPLEMENTED;\r
}\r
\r
/* Unknown control */\r
+ log_service_control(service_name, control, false);\r
return ERROR_CALL_NOT_IMPLEMENTED;\r
}\r
\r
ZeroMemory(&pi, sizeof(pi));\r
\r
/* Get startup parameters */\r
- int ret = get_parameters(service_name, exe, sizeof(exe), flags, sizeof(flags), dir, sizeof(dir));\r
+ char *env = 0;\r
+ int ret = get_parameters(service_name, exe, sizeof(exe), flags, sizeof(flags), dir, sizeof(dir), &env, &throttle_delay);\r
if (ret) {\r
log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_GET_PARAMETERS_FAILED, service_name, 0);\r
return stop_service(2, true, true);\r
\r
/* Launch executable with arguments */\r
char cmd[CMD_LENGTH];\r
- if (_snprintf(cmd, sizeof(cmd), "%s %s", exe, flags) < 0) {\r
+ if (_snprintf(cmd, sizeof(cmd), "\"%s\" %s", exe, flags) < 0) {\r
log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "command line", "start_service", 0);\r
return stop_service(2, true, true);\r
}\r
\r
throttle_restart();\r
\r
- if (! CreateProcess(0, cmd, 0, 0, false, 0, 0, dir, &si, &pi)) {\r
- log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEPROCESS_FAILED, service_name, exe, error_string(GetLastError()), 0);\r
+ if (! CreateProcess(0, cmd, 0, 0, false, 0, env, dir, &si, &pi)) {\r
+ unsigned long error = GetLastError();\r
+ if (error == ERROR_INVALID_PARAMETER && env) log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEPROCESS_FAILED_INVALID_ENVIRONMENT, service_name, exe, NSSM_REG_ENV, 0);\r
+ else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEPROCESS_FAILED, service_name, exe, error_string(error), 0);\r
return stop_service(3, true, true);\r
}\r
process_handle = pi.hProcess;\r
SetServiceStatus(service_handle, &service_status);\r
\r
/* Wait for a clean startup. */\r
- if (WaitForSingleObject(process_handle, NSSM_RESET_THROTTLE_RESTART) == WAIT_TIMEOUT) throttle = 0;\r
+ if (WaitForSingleObject(process_handle, throttle_delay) == WAIT_TIMEOUT) throttle = 0;\r
\r
return 0;\r
}\r
if (throttle > 7) throttle = 8;\r
\r
char threshold[8], milliseconds[8];\r
- _snprintf(threshold, sizeof(threshold), "%d", NSSM_RESET_THROTTLE_RESTART);\r
+ _snprintf(threshold, sizeof(threshold), "%d", throttle_delay);\r
_snprintf(milliseconds, sizeof(milliseconds), "%d", ms);\r
log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_THROTTLED, service_name, threshold, milliseconds, 0);\r
\r
- EnterCriticalSection(&throttle_section);\r
+ if (throttle_timer) {\r
+ ZeroMemory(&throttle_duetime, sizeof(throttle_duetime));\r
+ throttle_duetime.QuadPart = 0 - (ms * 10000LL);\r
+ SetWaitableTimer(throttle_timer, &throttle_duetime, 0, 0, 0, 0);\r
+ }\r
\r
service_status.dwCurrentState = SERVICE_PAUSED;\r
SetServiceStatus(service_handle, &service_status);\r
\r
- SleepConditionVariableCS(&throttle_condition, &throttle_section, ms);\r
-\r
- LeaveCriticalSection(&throttle_section);\r
+ if (throttle_timer) WaitForSingleObject(throttle_timer, INFINITE);\r
+ else Sleep(ms);\r
}\r
git://git.iain.cx/iain / nssm.git / blobdiff