3 extern const char *exit_action_strings[];
\r
5 int create_messages() {
\r
8 char registry[KEY_LENGTH];
\r
9 if (_snprintf_s(registry, sizeof(registry), _TRUNCATE, "SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application\\%s", NSSM) < 0) {
\r
10 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "eventlog registry", "create_messages()", 0);
\r
14 if (RegCreateKeyEx(HKEY_LOCAL_MACHINE, registry, 0, 0, REG_OPTION_NON_VOLATILE, KEY_WRITE, 0, &key, 0) != ERROR_SUCCESS) {
\r
15 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0);
\r
19 /* Get path of this program */
\r
20 char path[MAX_PATH];
\r
21 GetModuleFileName(0, path, MAX_PATH);
\r
23 /* Try to register the module but don't worry so much on failure */
\r
24 RegSetValueEx(key, "EventMessageFile", 0, REG_SZ, (const unsigned char *) path, (unsigned long) strlen(path) + 1);
\r
25 unsigned long types = EVENTLOG_INFORMATION_TYPE | EVENTLOG_WARNING_TYPE | EVENTLOG_ERROR_TYPE;
\r
26 RegSetValueEx(key, "TypesSupported", 0, REG_DWORD, (const unsigned char *) &types, sizeof(types));
\r
31 int create_parameters(nssm_service_t *service) {
\r
33 char registry[KEY_LENGTH];
\r
34 if (_snprintf_s(registry, sizeof(registry), _TRUNCATE, NSSM_REGISTRY, service->name) < 0) {
\r
35 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "NSSM_REGISTRY", "create_parameters()", 0);
\r
39 /* Try to open the registry */
\r
41 if (RegCreateKeyEx(HKEY_LOCAL_MACHINE, registry, 0, 0, REG_OPTION_NON_VOLATILE, KEY_WRITE, 0, &key, 0) != ERROR_SUCCESS) {
\r
42 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0);
\r
46 /* Try to create the parameters */
\r
47 if (set_expand_string(key, NSSM_REG_EXE, service->exe)) {
\r
48 RegDeleteKey(HKEY_LOCAL_MACHINE, NSSM_REGISTRY);
\r
52 if (set_expand_string(key, NSSM_REG_FLAGS, service->flags)) {
\r
53 RegDeleteKey(HKEY_LOCAL_MACHINE, NSSM_REGISTRY);
\r
57 if (set_expand_string(key, NSSM_REG_DIR, service->dir)) {
\r
58 RegDeleteKey(HKEY_LOCAL_MACHINE, NSSM_REGISTRY);
\r
63 /* Other non-default parameters. May fail. */
\r
64 unsigned long stop_method_skip = ~service->stop_method;
\r
65 if (stop_method_skip) set_number(key, NSSM_REG_STOP_METHOD_SKIP, stop_method_skip);
\r
66 if (service->default_exit_action < NSSM_NUM_EXIT_ACTIONS) create_exit_action(service->name, exit_action_strings[service->default_exit_action]);
\r
67 if (service->throttle_delay != NSSM_RESET_THROTTLE_RESTART) set_number(key, NSSM_REG_THROTTLE, service->throttle_delay);
\r
68 if (service->kill_console_delay != NSSM_KILL_CONSOLE_GRACE_PERIOD) set_number(key, NSSM_REG_KILL_CONSOLE_GRACE_PERIOD, service->kill_console_delay);
\r
69 if (service->kill_window_delay != NSSM_KILL_WINDOW_GRACE_PERIOD) set_number(key, NSSM_REG_KILL_WINDOW_GRACE_PERIOD, service->kill_window_delay);
\r
70 if (service->kill_threads_delay != NSSM_KILL_THREADS_GRACE_PERIOD) set_number(key, NSSM_REG_KILL_THREADS_GRACE_PERIOD, service->kill_threads_delay);
\r
71 if (service->stdin_path[0]) {
\r
72 set_expand_string(key, NSSM_REG_STDIN, service->stdin_path);
\r
73 if (service->stdin_sharing != NSSM_STDIN_SHARING) set_createfile_parameter(key, NSSM_REG_STDIN, NSSM_REG_STDIO_SHARING, service->stdin_sharing);
\r
74 if (service->stdin_disposition != NSSM_STDIN_DISPOSITION) set_createfile_parameter(key, NSSM_REG_STDIN, NSSM_REG_STDIO_DISPOSITION, service->stdin_disposition);
\r
75 if (service->stdin_flags != NSSM_STDIN_FLAGS) set_createfile_parameter(key, NSSM_REG_STDIN, NSSM_REG_STDIO_FLAGS, service->stdin_flags);
\r
77 if (service->stdout_path[0]) {
\r
78 set_expand_string(key, NSSM_REG_STDOUT, service->stdout_path);
\r
79 if (service->stdout_sharing != NSSM_STDOUT_SHARING) set_createfile_parameter(key, NSSM_REG_STDOUT, NSSM_REG_STDIO_SHARING, service->stdout_sharing);
\r
80 if (service->stdout_disposition != NSSM_STDOUT_DISPOSITION) set_createfile_parameter(key, NSSM_REG_STDOUT, NSSM_REG_STDIO_DISPOSITION, service->stdout_disposition);
\r
81 if (service->stdout_flags != NSSM_STDOUT_FLAGS) set_createfile_parameter(key, NSSM_REG_STDOUT, NSSM_REG_STDIO_FLAGS, service->stdout_flags);
\r
83 if (service->stderr_path[0]) {
\r
84 set_expand_string(key, NSSM_REG_STDERR, service->stderr_path);
\r
85 if (service->stderr_sharing != NSSM_STDERR_SHARING) set_createfile_parameter(key, NSSM_REG_STDERR, NSSM_REG_STDIO_SHARING, service->stderr_sharing);
\r
86 if (service->stderr_disposition != NSSM_STDERR_DISPOSITION) set_createfile_parameter(key, NSSM_REG_STDERR, NSSM_REG_STDIO_DISPOSITION, service->stderr_disposition);
\r
87 if (service->stderr_flags != NSSM_STDERR_FLAGS) set_createfile_parameter(key, NSSM_REG_STDERR, NSSM_REG_STDIO_FLAGS, service->stderr_flags);
\r
92 if (RegSetValueEx(key, NSSM_REG_ENV, 0, REG_MULTI_SZ, (const unsigned char *) service->env, (unsigned long) service->envlen) != ERROR_SUCCESS) {
\r
93 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, NSSM_REG_ENV, error_string(GetLastError()), 0);
\r
96 if (service->env_extra) {
\r
97 if (RegSetValueEx(key, NSSM_REG_ENV_EXTRA, 0, REG_MULTI_SZ, (const unsigned char *) service->env_extra, (unsigned long) service->env_extralen) != ERROR_SUCCESS) {
\r
98 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, NSSM_REG_ENV_EXTRA, error_string(GetLastError()), 0);
\r
102 /* Close registry. */
\r
108 int create_exit_action(char *service_name, const char *action_string) {
\r
110 char registry[KEY_LENGTH];
\r
111 if (_snprintf_s(registry, sizeof(registry), _TRUNCATE, NSSM_REGISTRY "\\%s", service_name, NSSM_REG_EXIT) < 0) {
\r
112 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "NSSM_REG_EXIT", "create_exit_action()", 0);
\r
116 /* Try to open the registry */
\r
118 unsigned long disposition;
\r
119 if (RegCreateKeyEx(HKEY_LOCAL_MACHINE, registry, 0, 0, REG_OPTION_NON_VOLATILE, KEY_WRITE, 0, &key, &disposition) != ERROR_SUCCESS) {
\r
120 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0);
\r
124 /* Do nothing if the key already existed */
\r
125 if (disposition == REG_OPENED_EXISTING_KEY) {
\r
130 /* Create the default value */
\r
131 if (RegSetValueEx(key, 0, 0, REG_SZ, (const unsigned char *) action_string, (unsigned long) strlen(action_string) + 1) != ERROR_SUCCESS) {
\r
132 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, NSSM_REG_EXIT, error_string(GetLastError()), 0);
\r
137 /* Close registry */
\r
143 int set_environment(char *service_name, HKEY key, char *value, char **env, unsigned long *envlen) {
\r
144 unsigned long type = REG_MULTI_SZ;
\r
146 /* Dummy test to find buffer size */
\r
147 unsigned long ret = RegQueryValueEx(key, value, 0, &type, NULL, envlen);
\r
148 if (ret != ERROR_SUCCESS) {
\r
150 /* The service probably doesn't have any environment configured */
\r
151 if (ret == ERROR_FILE_NOT_FOUND) return 0;
\r
152 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
156 if (type != REG_MULTI_SZ) {
\r
157 log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_INVALID_ENVIRONMENT_STRING_TYPE, value, service_name, 0);
\r
161 /* Probably not possible */
\r
162 if (! *envlen) return 0;
\r
164 /* Previously initialised? */
\r
165 if (*env) HeapFree(GetProcessHeap(), 0, *env);
\r
167 *env = (char *) HeapAlloc(GetProcessHeap(), 0, *envlen);
\r
169 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, value, "set_environment()", 0);
\r
173 /* Actually get the strings */
\r
174 ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) *env, envlen);
\r
175 if (ret != ERROR_SUCCESS) {
\r
176 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
177 HeapFree(GetProcessHeap(), 0, *env);
\r
186 int expand_parameter(HKEY key, char *value, char *data, unsigned long datalen, bool sanitise, bool must_exist) {
\r
187 unsigned char *buffer = (unsigned char *) HeapAlloc(GetProcessHeap(), 0, datalen);
\r
189 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, value, "expand_parameter()", 0);
\r
193 ZeroMemory(data, datalen);
\r
195 unsigned long type = REG_EXPAND_SZ;
\r
196 unsigned long buflen = datalen;
\r
198 unsigned long ret = RegQueryValueEx(key, value, 0, &type, buffer, &buflen);
\r
199 if (ret != ERROR_SUCCESS) {
\r
200 unsigned long error = GetLastError();
\r
201 HeapFree(GetProcessHeap(), 0, buffer);
\r
203 if (ret == ERROR_FILE_NOT_FOUND) {
\r
204 if (! must_exist) return 0;
\r
207 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(error), 0);
\r
211 /* Paths aren't allowed to contain quotes. */
\r
212 if (sanitise) PathUnquoteSpaces((LPSTR) buffer);
\r
214 /* Technically we shouldn't expand environment strings from REG_SZ values */
\r
215 if (type != REG_EXPAND_SZ) {
\r
216 memmove(data, buffer, buflen);
\r
217 HeapFree(GetProcessHeap(), 0, buffer);
\r
221 ret = ExpandEnvironmentStrings((char *) buffer, data, datalen);
\r
222 if (! ret || ret > datalen) {
\r
223 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_EXPANDENVIRONMENTSTRINGS_FAILED, buffer, error_string(GetLastError()), 0);
\r
224 HeapFree(GetProcessHeap(), 0, buffer);
\r
228 HeapFree(GetProcessHeap(), 0, buffer);
\r
232 int expand_parameter(HKEY key, char *value, char *data, unsigned long datalen, bool sanitise) {
\r
233 return expand_parameter(key, value, data, datalen, sanitise, true);
\r
237 Sets a string in the registry.
\r
238 Returns: 0 if it was set.
\r
241 int set_expand_string(HKEY key, char *value, char *string) {
\r
242 if (RegSetValueEx(key, value, 0, REG_EXPAND_SZ, (const unsigned char *) string, (unsigned long) strlen(string) + 1) == ERROR_SUCCESS) return 0;
\r
243 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
248 Set an unsigned long in the registry.
\r
249 Returns: 0 if it was set.
\r
252 int set_number(HKEY key, char *value, unsigned long number) {
\r
253 if (RegSetValueEx(key, value, 0, REG_DWORD, (const unsigned char *) &number, sizeof(number)) == ERROR_SUCCESS) return 0;
\r
254 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
259 Query an unsigned long from the registry.
\r
260 Returns: 1 if a number was retrieved.
\r
261 0 if none was found and must_exist is false.
\r
262 -1 if none was found and must_exist is true.
\r
265 int get_number(HKEY key, char *value, unsigned long *number, bool must_exist) {
\r
266 unsigned long type = REG_DWORD;
\r
267 unsigned long number_len = sizeof(unsigned long);
\r
269 int ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) number, &number_len);
\r
270 if (ret == ERROR_SUCCESS) return 1;
\r
272 if (ret == ERROR_FILE_NOT_FOUND) {
\r
273 if (! must_exist) return 0;
\r
276 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
277 if (ret == ERROR_FILE_NOT_FOUND) return -1;
\r
282 int get_number(HKEY key, char *value, unsigned long *number) {
\r
283 return get_number(key, value, number, true);
\r
286 void override_milliseconds(char *service_name, HKEY key, char *value, unsigned long *buffer, unsigned long default_value, unsigned long event) {
\r
287 unsigned long type = REG_DWORD;
\r
288 unsigned long buflen = sizeof(unsigned long);
\r
290 unsigned long ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) buffer, &buflen);
\r
291 if (ret != ERROR_SUCCESS) {
\r
292 if (ret != ERROR_FILE_NOT_FOUND) {
\r
293 if (type != REG_DWORD) {
\r
294 char milliseconds[16];
\r
295 _snprintf_s(milliseconds, sizeof(milliseconds), _TRUNCATE, "%lu", default_value);
\r
296 log_event(EVENTLOG_WARNING_TYPE, event, service_name, value, milliseconds, 0);
\r
298 else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
303 if (! ok) *buffer = default_value;
\r
306 int get_parameters(nssm_service_t *service, STARTUPINFO *si) {
\r
310 char registry[KEY_LENGTH];
\r
311 if (_snprintf_s(registry, sizeof(registry), _TRUNCATE, NSSM_REGISTRY, service->name) < 0) {
\r
312 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "NSSM_REGISTRY", "get_parameters()", 0);
\r
316 /* Try to open the registry */
\r
318 if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, registry, 0, KEY_READ, &key) != ERROR_SUCCESS) {
\r
319 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0);
\r
323 /* Try to get executable file - MUST succeed */
\r
324 if (expand_parameter(key, NSSM_REG_EXE, service->exe, sizeof(service->exe), false)) {
\r
329 /* Try to get flags - may fail and we don't care */
\r
330 if (expand_parameter(key, NSSM_REG_FLAGS, service->flags, sizeof(service->flags), false)) {
\r
331 log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_NO_FLAGS, NSSM_REG_FLAGS, service->name, service->exe, 0);
\r
332 ZeroMemory(service->flags, sizeof(service->flags));
\r
335 /* Try to get startup directory - may fail and we fall back to a default */
\r
336 if (expand_parameter(key, NSSM_REG_DIR, service->dir, sizeof(service->dir), true) || ! service->dir[0]) {
\r
337 /* Our buffers are defined to be long enough for this to be safe */
\r
339 for (i = strlen(service->exe); i && service->exe[i] != '\\' && service->exe[i] != '/'; i--);
\r
341 memmove(service->dir, service->exe, i);
\r
342 service->dir[i] = '\0';
\r
346 ret = GetWindowsDirectory(service->dir, sizeof(service->dir));
\r
347 if (! ret || ret > sizeof(service->dir)) {
\r
348 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_NO_DIR_AND_NO_FALLBACK, NSSM_REG_DIR, service->name, 0);
\r
353 log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_NO_DIR, NSSM_REG_DIR, service->name, service->dir, 0);
\r
356 /* Try to get environment variables - may fail */
\r
357 set_environment(service->name, key, NSSM_REG_ENV, &service->env, &service->envlen);
\r
358 /* Environment variables to add to existing rather than replace - may fail. */
\r
359 set_environment(service->name, key, NSSM_REG_ENV_EXTRA, &service->env_extra, &service->env_extralen);
\r
361 if (service->env_extra) {
\r
362 /* Append these to any other environment variables set. */
\r
363 if (service->env) {
\r
364 /* Append extra variables to configured variables. */
\r
365 unsigned long envlen = service->envlen + service->env_extralen - 1;
\r
366 char *env = (char *) HeapAlloc(GetProcessHeap(), 0, envlen);
\r
368 memmove(env, service->env, service->envlen - 1);
\r
369 memmove(env + service->envlen - 1, service->env_extra, service->env_extralen);
\r
371 HeapFree(GetProcessHeap(), 0, service->env);
\r
372 service->env = env;
\r
373 service->envlen = envlen;
\r
375 else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "environment", "get_parameters()", 0);
\r
378 /* Append extra variables to our environment. */
\r
380 size_t envlen, len;
\r
382 env = service->env_extra;
\r
385 envlen = strlen(env) + 1;
\r
386 for (s = env; *s && *s != '='; s++);
\r
387 if (*s == '=') *s++ = '\0';
\r
388 if (! SetEnvironmentVariable(env, s)) log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_SETENVIRONMENTVARIABLE_FAILED, env, s, error_string(GetLastError()));
\r
394 /* Try to get stdout and stderr */
\r
395 if (get_output_handles(key, si)) {
\r
396 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_GET_OUTPUT_HANDLES_FAILED, service->name, 0);
\r
401 /* Try to get throttle restart delay */
\r
402 override_milliseconds(service->name, key, NSSM_REG_THROTTLE, &service->throttle_delay, NSSM_RESET_THROTTLE_RESTART, NSSM_EVENT_BOGUS_THROTTLE);
\r
404 /* Try to get service stop flags. */
\r
405 unsigned long type = REG_DWORD;
\r
406 unsigned long stop_method_skip;
\r
407 unsigned long buflen = sizeof(stop_method_skip);
\r
408 bool stop_ok = false;
\r
409 ret = RegQueryValueEx(key, NSSM_REG_STOP_METHOD_SKIP, 0, &type, (unsigned char *) &stop_method_skip, &buflen);
\r
410 if (ret != ERROR_SUCCESS) {
\r
411 if (ret != ERROR_FILE_NOT_FOUND) {
\r
412 if (type != REG_DWORD) {
\r
413 log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_BOGUS_STOP_METHOD_SKIP, service->name, NSSM_REG_STOP_METHOD_SKIP, NSSM, 0);
\r
415 else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, NSSM_REG_STOP_METHOD_SKIP, error_string(GetLastError()), 0);
\r
418 else stop_ok = true;
\r
420 /* Try all methods except those requested to be skipped. */
\r
421 service->stop_method = ~0;
\r
422 if (stop_ok) service->stop_method &= ~stop_method_skip;
\r
424 /* Try to get kill delays - may fail. */
\r
425 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);
\r
426 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);
\r
427 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);
\r
429 /* Close registry */
\r
435 int get_exit_action(char *service_name, unsigned long *ret, unsigned char *action, bool *default_action) {
\r
436 /* Are we returning the default action or a status-specific one? */
\r
437 *default_action = ! ret;
\r
440 char registry[KEY_LENGTH];
\r
441 if (_snprintf_s(registry, sizeof(registry), _TRUNCATE, NSSM_REGISTRY "\\%s", service_name, NSSM_REG_EXIT) < 0) {
\r
442 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "NSSM_REG_EXIT", "get_exit_action()", 0);
\r
446 /* Try to open the registry */
\r
448 long error = RegOpenKeyEx(HKEY_LOCAL_MACHINE, registry, 0, KEY_READ, &key);
\r
449 if (error != ERROR_SUCCESS && error != ERROR_FILE_NOT_FOUND) {
\r
450 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0);
\r
454 unsigned long type = REG_SZ;
\r
455 unsigned long action_len = ACTION_LEN;
\r
458 if (! ret) code[0] = '\0';
\r
459 else if (_snprintf_s(code, sizeof(code), _TRUNCATE, "%lu", *ret) < 0) {
\r
461 return get_exit_action(service_name, 0, action, default_action);
\r
463 if (RegQueryValueEx(key, code, 0, &type, action, &action_len) != ERROR_SUCCESS) {
\r
465 /* Try again with * as the key if an exit code was defined */
\r
466 if (ret) return get_exit_action(service_name, 0, action, default_action);
\r
470 /* Close registry */
\r