#include "nssm.h" extern const TCHAR *exit_action_strings[]; int create_messages() { HKEY key; TCHAR registry[KEY_LENGTH]; if (_sntprintf_s(registry, _countof(registry), _TRUNCATE, _T("SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application\\%s"), NSSM) < 0) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("eventlog registry"), _T("create_messages()"), 0); return 1; } if (RegCreateKeyEx(HKEY_LOCAL_MACHINE, registry, 0, 0, REG_OPTION_NON_VOLATILE, KEY_WRITE, 0, &key, 0) != ERROR_SUCCESS) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0); return 2; } /* Get path of this program */ TCHAR path[MAX_PATH]; GetModuleFileName(0, path, _countof(path)); /* Try to register the module but don't worry so much on failure */ RegSetValueEx(key, _T("EventMessageFile"), 0, REG_SZ, (const unsigned char *) path, (unsigned long) (_tcslen(path) + 1) * sizeof(TCHAR)); unsigned long types = EVENTLOG_INFORMATION_TYPE | EVENTLOG_WARNING_TYPE | EVENTLOG_ERROR_TYPE; RegSetValueEx(key, _T("TypesSupported"), 0, REG_DWORD, (const unsigned char *) &types, sizeof(types)); return 0; } int create_parameters(nssm_service_t *service, bool editing) { /* Get registry */ TCHAR registry[KEY_LENGTH]; if (_sntprintf_s(registry, _countof(registry), _TRUNCATE, NSSM_REGISTRY, service->name) < 0) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("NSSM_REGISTRY"), _T("create_parameters()"), 0); return 1; } /* Try to open the registry */ HKEY key; if (RegCreateKeyEx(HKEY_LOCAL_MACHINE, registry, 0, 0, REG_OPTION_NON_VOLATILE, KEY_WRITE, 0, &key, 0) != ERROR_SUCCESS) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0); return 2; } /* Try to create the parameters */ if (set_expand_string(key, NSSM_REG_EXE, service->exe)) { RegDeleteKey(HKEY_LOCAL_MACHINE, NSSM_REGISTRY); RegCloseKey(key); return 3; } if (set_expand_string(key, NSSM_REG_FLAGS, service->flags)) { RegDeleteKey(HKEY_LOCAL_MACHINE, NSSM_REGISTRY); RegCloseKey(key); return 4; } if (set_expand_string(key, NSSM_REG_DIR, service->dir)) { RegDeleteKey(HKEY_LOCAL_MACHINE, NSSM_REGISTRY); RegCloseKey(key); return 5; } /* Other non-default parameters. May fail. */ unsigned long stop_method_skip = ~service->stop_method; if (stop_method_skip) set_number(key, NSSM_REG_STOP_METHOD_SKIP, stop_method_skip); else if (editing) RegDeleteValue(key, NSSM_REG_STOP_METHOD_SKIP); if (service->default_exit_action < NSSM_NUM_EXIT_ACTIONS) create_exit_action(service->name, exit_action_strings[service->default_exit_action], editing); if (service->throttle_delay != NSSM_RESET_THROTTLE_RESTART) set_number(key, NSSM_REG_THROTTLE, service->throttle_delay); else if (editing) RegDeleteValue(key, NSSM_REG_THROTTLE); if (service->kill_console_delay != NSSM_KILL_CONSOLE_GRACE_PERIOD) set_number(key, NSSM_REG_KILL_CONSOLE_GRACE_PERIOD, service->kill_console_delay); else if (editing) RegDeleteValue(key, NSSM_REG_KILL_CONSOLE_GRACE_PERIOD); if (service->kill_window_delay != NSSM_KILL_WINDOW_GRACE_PERIOD) set_number(key, NSSM_REG_KILL_WINDOW_GRACE_PERIOD, service->kill_window_delay); else if (editing) RegDeleteValue(key, NSSM_REG_KILL_WINDOW_GRACE_PERIOD); if (service->kill_threads_delay != NSSM_KILL_THREADS_GRACE_PERIOD) set_number(key, NSSM_REG_KILL_THREADS_GRACE_PERIOD, service->kill_threads_delay); else if (editing) RegDeleteValue(key, NSSM_REG_KILL_THREADS_GRACE_PERIOD); if (service->stdin_path[0] || editing) { if (service->stdin_path[0]) set_expand_string(key, NSSM_REG_STDIN, service->stdin_path); else if (editing) RegDeleteValue(key, NSSM_REG_STDIN); if (service->stdin_sharing != NSSM_STDIN_SHARING) set_createfile_parameter(key, NSSM_REG_STDIN, NSSM_REG_STDIO_SHARING, service->stdin_sharing); else if (editing) delete_createfile_parameter(key, NSSM_REG_STDIN, NSSM_REG_STDIO_SHARING); if (service->stdin_disposition != NSSM_STDIN_DISPOSITION) set_createfile_parameter(key, NSSM_REG_STDIN, NSSM_REG_STDIO_DISPOSITION, service->stdin_disposition); else if (editing) delete_createfile_parameter(key, NSSM_REG_STDIN, NSSM_REG_STDIO_DISPOSITION); if (service->stdin_flags != NSSM_STDIN_FLAGS) set_createfile_parameter(key, NSSM_REG_STDIN, NSSM_REG_STDIO_FLAGS, service->stdin_flags); else if (editing) delete_createfile_parameter(key, NSSM_REG_STDIN, NSSM_REG_STDIO_FLAGS); } if (service->stdout_path[0] || editing) { if (service->stdout_path[0]) set_expand_string(key, NSSM_REG_STDOUT, service->stdout_path); else if (editing) RegDeleteValue(key, NSSM_REG_STDOUT); if (service->stdout_sharing != NSSM_STDOUT_SHARING) set_createfile_parameter(key, NSSM_REG_STDOUT, NSSM_REG_STDIO_SHARING, service->stdout_sharing); else if (editing) delete_createfile_parameter(key, NSSM_REG_STDOUT, NSSM_REG_STDIO_SHARING); if (service->stdout_disposition != NSSM_STDOUT_DISPOSITION) set_createfile_parameter(key, NSSM_REG_STDOUT, NSSM_REG_STDIO_DISPOSITION, service->stdout_disposition); else if (editing) delete_createfile_parameter(key, NSSM_REG_STDOUT, NSSM_REG_STDIO_DISPOSITION); if (service->stdout_flags != NSSM_STDOUT_FLAGS) set_createfile_parameter(key, NSSM_REG_STDOUT, NSSM_REG_STDIO_FLAGS, service->stdout_flags); else if (editing) delete_createfile_parameter(key, NSSM_REG_STDOUT, NSSM_REG_STDIO_FLAGS); } if (service->stderr_path[0] || editing) { if (service->stderr_path[0]) set_expand_string(key, NSSM_REG_STDERR, service->stderr_path); else if (editing) RegDeleteValue(key, NSSM_REG_STDERR); if (service->stderr_sharing != NSSM_STDERR_SHARING) set_createfile_parameter(key, NSSM_REG_STDERR, NSSM_REG_STDIO_SHARING, service->stderr_sharing); else if (editing) delete_createfile_parameter(key, NSSM_REG_STDERR, NSSM_REG_STDIO_SHARING); if (service->stderr_disposition != NSSM_STDERR_DISPOSITION) set_createfile_parameter(key, NSSM_REG_STDERR, NSSM_REG_STDIO_DISPOSITION, service->stderr_disposition); else if (editing) delete_createfile_parameter(key, NSSM_REG_STDERR, NSSM_REG_STDIO_DISPOSITION); if (service->stderr_flags != NSSM_STDERR_FLAGS) set_createfile_parameter(key, NSSM_REG_STDERR, NSSM_REG_STDIO_FLAGS, service->stderr_flags); else if (editing) delete_createfile_parameter(key, NSSM_REG_STDERR, NSSM_REG_STDIO_FLAGS); } if (service->rotate_files) set_number(key, NSSM_REG_ROTATE, 1); else if (editing) RegDeleteValue(key, NSSM_REG_ROTATE); if (service->rotate_seconds) set_number(key, NSSM_REG_ROTATE_SECONDS, service->rotate_seconds); else if (editing) RegDeleteValue(key, NSSM_REG_ROTATE_SECONDS); if (service->rotate_bytes_low) set_number(key, NSSM_REG_ROTATE_BYTES_LOW, service->rotate_bytes_low); else if (editing) RegDeleteValue(key, NSSM_REG_ROTATE_BYTES_LOW); if (service->rotate_bytes_high) set_number(key, NSSM_REG_ROTATE_BYTES_HIGH, service->rotate_bytes_high); else if (editing) RegDeleteValue(key, NSSM_REG_ROTATE_BYTES_HIGH); /* Environment */ if (service->env) { if (RegSetValueEx(key, NSSM_REG_ENV, 0, REG_MULTI_SZ, (const unsigned char *) service->env, (unsigned long) service->envlen * sizeof(TCHAR)) != ERROR_SUCCESS) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, NSSM_REG_ENV, error_string(GetLastError()), 0); } } else if (editing) RegDeleteValue(key, NSSM_REG_ENV); if (service->env_extra) { if (RegSetValueEx(key, NSSM_REG_ENV_EXTRA, 0, REG_MULTI_SZ, (const unsigned char *) service->env_extra, (unsigned long) service->env_extralen * sizeof(TCHAR)) != ERROR_SUCCESS) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, NSSM_REG_ENV_EXTRA, error_string(GetLastError()), 0); } } else if (editing) RegDeleteValue(key, NSSM_REG_ENV_EXTRA); /* Close registry. */ RegCloseKey(key); return 0; } int create_exit_action(TCHAR *service_name, const TCHAR *action_string, bool editing) { /* Get registry */ TCHAR registry[KEY_LENGTH]; if (_sntprintf_s(registry, _countof(registry), _TRUNCATE, NSSM_REGISTRY _T("\\%s"), service_name, NSSM_REG_EXIT) < 0) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("NSSM_REG_EXIT"), _T("create_exit_action()"), 0); return 1; } /* Try to open the registry */ HKEY key; unsigned long disposition; if (RegCreateKeyEx(HKEY_LOCAL_MACHINE, registry, 0, 0, REG_OPTION_NON_VOLATILE, KEY_WRITE, 0, &key, &disposition) != ERROR_SUCCESS) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0); return 2; } /* Do nothing if the key already existed */ if (disposition == REG_OPENED_EXISTING_KEY && ! editing) { RegCloseKey(key); return 0; } /* Create the default value */ if (RegSetValueEx(key, 0, 0, REG_SZ, (const unsigned char *) action_string, (unsigned long) (_tcslen(action_string) + 1) * sizeof(TCHAR)) != ERROR_SUCCESS) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, NSSM_REG_EXIT, error_string(GetLastError()), 0); RegCloseKey(key); return 3; } /* Close registry */ RegCloseKey(key); return 0; } int set_environment(TCHAR *service_name, HKEY key, TCHAR *value, TCHAR **env, unsigned long *envlen) { unsigned long type = REG_MULTI_SZ; /* Dummy test to find buffer size */ unsigned long ret = RegQueryValueEx(key, value, 0, &type, NULL, envlen); if (ret != ERROR_SUCCESS) { *env = 0; *envlen = 0; /* The service probably doesn't have any environment configured */ if (ret == ERROR_FILE_NOT_FOUND) return 0; log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0); return 1; } if (type != REG_MULTI_SZ) { *env = 0; *envlen = 0; log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_INVALID_ENVIRONMENT_STRING_TYPE, value, service_name, 0); return 2; } /* Probably not possible */ if (! *envlen) return 0; /* Previously initialised? */ if (*env) HeapFree(GetProcessHeap(), 0, *env); *env = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, *envlen); if (! *env) { *envlen = 0; log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, value, _T("set_environment()"), 0); return 3; } /* Actually get the strings */ ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) *env, envlen); if (ret != ERROR_SUCCESS) { HeapFree(GetProcessHeap(), 0, *env); *env = 0; *envlen = 0; log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0); return 4; } return 0; } int expand_parameter(HKEY key, TCHAR *value, TCHAR *data, unsigned long datalen, bool sanitise, bool must_exist) { TCHAR *buffer = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, datalen); if (! buffer) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, value, _T("expand_parameter()"), 0); return 1; } ZeroMemory(data, datalen); unsigned long type = REG_EXPAND_SZ; unsigned long buflen = datalen; unsigned long ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) buffer, &buflen); if (ret != ERROR_SUCCESS) { unsigned long error = GetLastError(); HeapFree(GetProcessHeap(), 0, buffer); if (ret == ERROR_FILE_NOT_FOUND) { if (! must_exist) return 0; } log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(error), 0); return 2; } /* Paths aren't allowed to contain quotes. */ if (sanitise) PathUnquoteSpaces(buffer); /* Technically we shouldn't expand environment strings from REG_SZ values */ if (type != REG_EXPAND_SZ) { memmove(data, buffer, buflen); HeapFree(GetProcessHeap(), 0, buffer); return 0; } ret = ExpandEnvironmentStrings((TCHAR *) buffer, data, datalen); if (! ret || ret > datalen) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_EXPANDENVIRONMENTSTRINGS_FAILED, buffer, error_string(GetLastError()), 0); HeapFree(GetProcessHeap(), 0, buffer); return 3; } HeapFree(GetProcessHeap(), 0, buffer); return 0; } int expand_parameter(HKEY key, TCHAR *value, TCHAR *data, unsigned long datalen, bool sanitise) { return expand_parameter(key, value, data, datalen, sanitise, true); } /* Sets a string in the registry. Returns: 0 if it was set. 1 on error. */ int set_expand_string(HKEY key, TCHAR *value, TCHAR *string) { if (RegSetValueEx(key, value, 0, REG_EXPAND_SZ, (const unsigned char *) string, (unsigned long) (_tcslen(string) + 1) * sizeof(TCHAR)) == ERROR_SUCCESS) return 0; log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, value, error_string(GetLastError()), 0); return 1; } /* Set an unsigned long in the registry. Returns: 0 if it was set. 1 on error. */ int set_number(HKEY key, TCHAR *value, unsigned long number) { if (RegSetValueEx(key, value, 0, REG_DWORD, (const unsigned char *) &number, sizeof(number)) == ERROR_SUCCESS) return 0; log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, value, error_string(GetLastError()), 0); return 1; } /* Query an unsigned long from the registry. Returns: 1 if a number was retrieved. 0 if none was found and must_exist is false. -1 if none was found and must_exist is true. -2 otherwise. */ int get_number(HKEY key, TCHAR *value, unsigned long *number, bool must_exist) { unsigned long type = REG_DWORD; unsigned long number_len = sizeof(unsigned long); int ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) number, &number_len); if (ret == ERROR_SUCCESS) return 1; if (ret == ERROR_FILE_NOT_FOUND) { if (! must_exist) return 0; } log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0); if (ret == ERROR_FILE_NOT_FOUND) return -1; return -2; } int get_number(HKEY key, TCHAR *value, unsigned long *number) { return get_number(key, value, number, true); } void override_milliseconds(TCHAR *service_name, HKEY key, TCHAR *value, unsigned long *buffer, unsigned long default_value, unsigned long event) { unsigned long type = REG_DWORD; unsigned long buflen = sizeof(unsigned long); bool ok = false; unsigned long ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) buffer, &buflen); if (ret != ERROR_SUCCESS) { if (ret != ERROR_FILE_NOT_FOUND) { if (type != REG_DWORD) { TCHAR milliseconds[16]; _sntprintf_s(milliseconds, _countof(milliseconds), _TRUNCATE, _T("%lu"), default_value); log_event(EVENTLOG_WARNING_TYPE, event, service_name, value, milliseconds, 0); } else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0); } } else ok = true; if (! ok) *buffer = default_value; } int get_parameters(nssm_service_t *service, STARTUPINFO *si) { unsigned long ret; /* Get registry */ TCHAR registry[KEY_LENGTH]; if (_sntprintf_s(registry, _countof(registry), _TRUNCATE, NSSM_REGISTRY, service->name) < 0) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("NSSM_REGISTRY"), _T("get_parameters()"), 0); return 1; } /* Try to open the registry */ HKEY key; if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, registry, 0, KEY_READ, &key) != ERROR_SUCCESS) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0); return 2; } /* Try to get executable file - MUST succeed */ if (expand_parameter(key, NSSM_REG_EXE, service->exe, sizeof(service->exe), false)) { RegCloseKey(key); return 3; } /* Try to get flags - may fail and we don't care */ if (expand_parameter(key, NSSM_REG_FLAGS, service->flags, sizeof(service->flags), false)) { log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_NO_FLAGS, NSSM_REG_FLAGS, service->name, service->exe, 0); ZeroMemory(service->flags, sizeof(service->flags)); } /* Try to get startup directory - may fail and we fall back to a default */ if (expand_parameter(key, NSSM_REG_DIR, service->dir, sizeof(service->dir), true) || ! service->dir[0]) { _sntprintf_s(service->dir, _countof(service->dir), _TRUNCATE, _T("%s"), service->exe); strip_basename(service->dir); if (service->dir[0] == _T('\0')) { /* Help! */ ret = GetWindowsDirectory(service->dir, sizeof(service->dir)); if (! ret || ret > sizeof(service->dir)) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_NO_DIR_AND_NO_FALLBACK, NSSM_REG_DIR, service->name, 0); RegCloseKey(key); return 4; } } log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_NO_DIR, NSSM_REG_DIR, service->name, service->dir, 0); } /* Try to get environment variables - may fail */ set_environment(service->name, key, NSSM_REG_ENV, &service->env, &service->envlen); /* Environment variables to add to existing rather than replace - may fail. */ set_environment(service->name, key, NSSM_REG_ENV_EXTRA, &service->env_extra, &service->env_extralen); if (si) { if (service->env_extra) { /* Append these to any other environment variables set. */ if (service->env) { /* Append extra variables to configured variables. */ unsigned long envlen = service->envlen + service->env_extralen - 1; TCHAR *env = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, envlen); if (env) { memmove(env, service->env, service->envlen - sizeof(TCHAR)); /* envlen is in bytes. */ memmove(env + (service->envlen / sizeof(TCHAR)) - 1, service->env_extra, service->env_extralen); HeapFree(GetProcessHeap(), 0, service->env); service->env = env; service->envlen = envlen; } else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("environment"), _T("get_parameters()"), 0); } else { /* Append extra variables to our environment. */ TCHAR *env, *s; size_t envlen, len; env = service->env_extra; len = 0; while (*env) { envlen = _tcslen(env) + 1; for (s = env; *s && *s != _T('='); s++); if (*s == _T('=')) *s++ = _T('\0'); if (! SetEnvironmentVariable(env, s)) log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_SETENVIRONMENTVARIABLE_FAILED, env, s, error_string(GetLastError()), 0); env += envlen; } } } } /* Try to get file rotation settings - may fail. */ unsigned long rotate_files; if (get_number(key, NSSM_REG_ROTATE, &rotate_files, false) == 1) { if (rotate_files) service->rotate_files = true; else service->rotate_files = false; } else service->rotate_files = false; if (get_number(key, NSSM_REG_ROTATE_SECONDS, &service->rotate_seconds, false) != 1) service->rotate_seconds = 0; if (get_number(key, NSSM_REG_ROTATE_BYTES_LOW, &service->rotate_bytes_low, false) != 1) service->rotate_bytes_low = 0; if (get_number(key, NSSM_REG_ROTATE_BYTES_HIGH, &service->rotate_bytes_high, false) != 1) service->rotate_bytes_high = 0; /* Change to startup directory in case stdout/stderr are relative paths. */ TCHAR cwd[MAX_PATH]; GetCurrentDirectory(_countof(cwd), cwd); SetCurrentDirectory(service->dir); /* Try to get stdout and stderr */ if (get_output_handles(service, key, si)) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_GET_OUTPUT_HANDLES_FAILED, service->name, 0); RegCloseKey(key); SetCurrentDirectory(cwd); return 5; } /* Change back in case the startup directory needs to be deleted. */ SetCurrentDirectory(cwd); /* Try to get throttle restart delay */ override_milliseconds(service->name, key, NSSM_REG_THROTTLE, &service->throttle_delay, NSSM_RESET_THROTTLE_RESTART, NSSM_EVENT_BOGUS_THROTTLE); /* Try to get service stop flags. */ unsigned long type = REG_DWORD; unsigned long stop_method_skip; unsigned long buflen = sizeof(stop_method_skip); bool stop_ok = false; ret = RegQueryValueEx(key, NSSM_REG_STOP_METHOD_SKIP, 0, &type, (unsigned char *) &stop_method_skip, &buflen); if (ret != ERROR_SUCCESS) { if (ret != ERROR_FILE_NOT_FOUND) { if (type != REG_DWORD) { log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_BOGUS_STOP_METHOD_SKIP, service->name, NSSM_REG_STOP_METHOD_SKIP, NSSM, 0); } else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, NSSM_REG_STOP_METHOD_SKIP, error_string(GetLastError()), 0); } } else stop_ok = true; /* Try all methods except those requested to be skipped. */ service->stop_method = ~0; if (stop_ok) service->stop_method &= ~stop_method_skip; /* Try to get kill delays - may fail. */ override_milliseconds(service->name, key, NSSM_REG_KILL_CONSOLE_GRACE_PERIOD, &service->kill_console_delay, NSSM_KILL_CONSOLE_GRACE_PERIOD, NSSM_EVENT_BOGUS_KILL_CONSOLE_GRACE_PERIOD); override_milliseconds(service->name, key, NSSM_REG_KILL_WINDOW_GRACE_PERIOD, &service->kill_window_delay, NSSM_KILL_WINDOW_GRACE_PERIOD, NSSM_EVENT_BOGUS_KILL_WINDOW_GRACE_PERIOD); override_milliseconds(service->name, key, NSSM_REG_KILL_THREADS_GRACE_PERIOD, &service->kill_threads_delay, NSSM_KILL_THREADS_GRACE_PERIOD, NSSM_EVENT_BOGUS_KILL_THREADS_GRACE_PERIOD); /* Try to get default exit action. */ bool default_action; service->default_exit_action = NSSM_EXIT_RESTART; TCHAR action_string[ACTION_LEN]; if (! get_exit_action(service->name, 0, action_string, &default_action)) { for (int i = 0; exit_action_strings[i]; i++) { if (! _tcsnicmp((const TCHAR *) action_string, exit_action_strings[i], ACTION_LEN)) { service->default_exit_action = i; break; } } } /* Close registry */ RegCloseKey(key); return 0; } int get_exit_action(TCHAR *service_name, unsigned long *ret, TCHAR *action, bool *default_action) { /* Are we returning the default action or a status-specific one? */ *default_action = ! ret; /* Get registry */ TCHAR registry[KEY_LENGTH]; if (_sntprintf_s(registry, _countof(registry), _TRUNCATE, NSSM_REGISTRY _T("\\%s"), service_name, NSSM_REG_EXIT) < 0) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("NSSM_REG_EXIT"), _T("get_exit_action()"), 0); return 1; } /* Try to open the registry */ HKEY key; long error = RegOpenKeyEx(HKEY_LOCAL_MACHINE, registry, 0, KEY_READ, &key); if (error != ERROR_SUCCESS && error != ERROR_FILE_NOT_FOUND) { log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0); return 2; } unsigned long type = REG_SZ; unsigned long action_len = ACTION_LEN; TCHAR code[16]; if (! ret) code[0] = _T('\0'); else if (_sntprintf_s(code, _countof(code), _TRUNCATE, _T("%lu"), *ret) < 0) { RegCloseKey(key); return get_exit_action(service_name, 0, action, default_action); } if (RegQueryValueEx(key, code, 0, &type, (unsigned char *) action, &action_len) != ERROR_SUCCESS) { RegCloseKey(key); /* Try again with * as the key if an exit code was defined */ if (ret) return get_exit_action(service_name, 0, action, default_action); return 0; } /* Close registry */ RegCloseKey(key); return 0; }