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]) set_expand_string(key, NSSM_REG_STDIN, service->stdin_path);
\r
72 if (service->stdout_path[0]) set_expand_string(key, NSSM_REG_STDOUT, service->stdout_path);
\r
73 if (service->stderr_path[0]) set_expand_string(key, NSSM_REG_STDERR, service->stderr_path);
\r
75 /* Close registry. */
\r
81 int create_exit_action(char *service_name, const char *action_string) {
\r
83 char registry[KEY_LENGTH];
\r
84 if (_snprintf_s(registry, sizeof(registry), _TRUNCATE, NSSM_REGISTRY "\\%s", service_name, NSSM_REG_EXIT) < 0) {
\r
85 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "NSSM_REG_EXIT", "create_exit_action()", 0);
\r
89 /* Try to open the registry */
\r
91 unsigned long disposition;
\r
92 if (RegCreateKeyEx(HKEY_LOCAL_MACHINE, registry, 0, 0, REG_OPTION_NON_VOLATILE, KEY_WRITE, 0, &key, &disposition) != ERROR_SUCCESS) {
\r
93 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0);
\r
97 /* Do nothing if the key already existed */
\r
98 if (disposition == REG_OPENED_EXISTING_KEY) {
\r
103 /* Create the default value */
\r
104 if (RegSetValueEx(key, 0, 0, REG_SZ, (const unsigned char *) action_string, (unsigned long) strlen(action_string) + 1) != ERROR_SUCCESS) {
\r
105 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, NSSM_REG_EXIT, error_string(GetLastError()), 0);
\r
110 /* Close registry */
\r
116 int set_environment(char *service_name, HKEY key, char *value, char **env, unsigned long *envlen) {
\r
117 unsigned long type = REG_MULTI_SZ;
\r
119 /* Dummy test to find buffer size */
\r
120 unsigned long ret = RegQueryValueEx(key, value, 0, &type, NULL, envlen);
\r
121 if (ret != ERROR_SUCCESS) {
\r
123 /* The service probably doesn't have any environment configured */
\r
124 if (ret == ERROR_FILE_NOT_FOUND) return 0;
\r
125 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
129 if (type != REG_MULTI_SZ) {
\r
130 log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_INVALID_ENVIRONMENT_STRING_TYPE, value, service_name, 0);
\r
134 /* Probably not possible */
\r
135 if (! *envlen) return 0;
\r
137 /* Previously initialised? */
\r
138 if (*env) HeapFree(GetProcessHeap(), 0, *env);
\r
140 *env = (char *) HeapAlloc(GetProcessHeap(), 0, *envlen);
\r
142 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, value, "set_environment()", 0);
\r
146 /* Actually get the strings */
\r
147 ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) *env, envlen);
\r
148 if (ret != ERROR_SUCCESS) {
\r
149 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
150 HeapFree(GetProcessHeap(), 0, *env);
\r
159 int expand_parameter(HKEY key, char *value, char *data, unsigned long datalen, bool sanitise, bool must_exist) {
\r
160 unsigned char *buffer = (unsigned char *) HeapAlloc(GetProcessHeap(), 0, datalen);
\r
162 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, value, "expand_parameter()", 0);
\r
166 ZeroMemory(data, datalen);
\r
168 unsigned long type = REG_EXPAND_SZ;
\r
169 unsigned long buflen = datalen;
\r
171 unsigned long ret = RegQueryValueEx(key, value, 0, &type, buffer, &buflen);
\r
172 if (ret != ERROR_SUCCESS) {
\r
173 unsigned long error = GetLastError();
\r
174 HeapFree(GetProcessHeap(), 0, buffer);
\r
176 if (ret == ERROR_FILE_NOT_FOUND) {
\r
177 if (! must_exist) return 0;
\r
180 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(error), 0);
\r
184 /* Paths aren't allowed to contain quotes. */
\r
185 if (sanitise) PathUnquoteSpaces((LPSTR) buffer);
\r
187 /* Technically we shouldn't expand environment strings from REG_SZ values */
\r
188 if (type != REG_EXPAND_SZ) {
\r
189 memmove(data, buffer, buflen);
\r
190 HeapFree(GetProcessHeap(), 0, buffer);
\r
194 ret = ExpandEnvironmentStrings((char *) buffer, data, datalen);
\r
195 if (! ret || ret > datalen) {
\r
196 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_EXPANDENVIRONMENTSTRINGS_FAILED, buffer, error_string(GetLastError()), 0);
\r
197 HeapFree(GetProcessHeap(), 0, buffer);
\r
201 HeapFree(GetProcessHeap(), 0, buffer);
\r
205 int expand_parameter(HKEY key, char *value, char *data, unsigned long datalen, bool sanitise) {
\r
206 return expand_parameter(key, value, data, datalen, sanitise, true);
\r
210 Sets a string in the registry.
\r
211 Returns: 0 if it was set.
\r
214 int set_expand_string(HKEY key, char *value, char *string) {
\r
215 if (RegSetValueEx(key, value, 0, REG_EXPAND_SZ, (const unsigned char *) string, (unsigned long) strlen(string) + 1) == ERROR_SUCCESS) return 0;
\r
216 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
221 Set an unsigned long in the registry.
\r
222 Returns: 0 if it was set.
\r
225 int set_number(HKEY key, char *value, unsigned long number) {
\r
226 if (RegSetValueEx(key, value, 0, REG_DWORD, (const unsigned char *) &number, sizeof(number)) == ERROR_SUCCESS) return 0;
\r
227 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SETVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
232 Query an unsigned long from the registry.
\r
233 Returns: 1 if a number was retrieved.
\r
234 0 if none was found and must_exist is false.
\r
235 -1 if none was found and must_exist is true.
\r
238 int get_number(HKEY key, char *value, unsigned long *number, bool must_exist) {
\r
239 unsigned long type = REG_DWORD;
\r
240 unsigned long number_len = sizeof(unsigned long);
\r
242 int ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) number, &number_len);
\r
243 if (ret == ERROR_SUCCESS) return 1;
\r
245 if (ret == ERROR_FILE_NOT_FOUND) {
\r
246 if (! must_exist) return 0;
\r
249 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
250 if (ret == ERROR_FILE_NOT_FOUND) return -1;
\r
255 int get_number(HKEY key, char *value, unsigned long *number) {
\r
256 return get_number(key, value, number, true);
\r
259 void override_milliseconds(char *service_name, HKEY key, char *value, unsigned long *buffer, unsigned long default_value, unsigned long event) {
\r
260 unsigned long type = REG_DWORD;
\r
261 unsigned long buflen = sizeof(unsigned long);
\r
263 unsigned long ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) buffer, &buflen);
\r
264 if (ret != ERROR_SUCCESS) {
\r
265 if (ret != ERROR_FILE_NOT_FOUND) {
\r
266 if (type != REG_DWORD) {
\r
267 char milliseconds[16];
\r
268 _snprintf_s(milliseconds, sizeof(milliseconds), _TRUNCATE, "%lu", default_value);
\r
269 log_event(EVENTLOG_WARNING_TYPE, event, service_name, value, milliseconds, 0);
\r
271 else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);
\r
276 if (! ok) *buffer = default_value;
\r
279 int get_parameters(nssm_service_t *service, STARTUPINFO *si) {
\r
283 char registry[KEY_LENGTH];
\r
284 if (_snprintf_s(registry, sizeof(registry), _TRUNCATE, NSSM_REGISTRY, service->name) < 0) {
\r
285 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "NSSM_REGISTRY", "get_parameters()", 0);
\r
289 /* Try to open the registry */
\r
291 if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, registry, 0, KEY_READ, &key) != ERROR_SUCCESS) {
\r
292 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0);
\r
296 /* Try to get executable file - MUST succeed */
\r
297 if (expand_parameter(key, NSSM_REG_EXE, service->exe, sizeof(service->exe), false)) {
\r
302 /* Try to get flags - may fail and we don't care */
\r
303 if (expand_parameter(key, NSSM_REG_FLAGS, service->flags, sizeof(service->flags), false)) {
\r
304 log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_NO_FLAGS, NSSM_REG_FLAGS, service->name, service->exe, 0);
\r
305 ZeroMemory(service->flags, sizeof(service->flags));
\r
308 /* Try to get startup directory - may fail and we fall back to a default */
\r
309 if (expand_parameter(key, NSSM_REG_DIR, service->dir, sizeof(service->dir), true) || ! service->dir[0]) {
\r
310 /* Our buffers are defined to be long enough for this to be safe */
\r
312 for (i = strlen(service->exe); i && service->exe[i] != '\\' && service->exe[i] != '/'; i--);
\r
314 memmove(service->dir, service->exe, i);
\r
315 service->dir[i] = '\0';
\r
319 ret = GetWindowsDirectory(service->dir, sizeof(service->dir));
\r
320 if (! ret || ret > sizeof(service->dir)) {
\r
321 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_NO_DIR_AND_NO_FALLBACK, NSSM_REG_DIR, service->name, 0);
\r
326 log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_NO_DIR, NSSM_REG_DIR, service->name, service->dir, 0);
\r
329 /* Try to get environment variables - may fail */
\r
330 set_environment(service->name, key, NSSM_REG_ENV, &service->env, &service->envlen);
\r
331 /* Environment variables to add to existing rather than replace - may fail. */
\r
332 set_environment(service->name, key, NSSM_REG_ENV_EXTRA, &service->env_extra, &service->env_extralen);
\r
334 if (service->env_extra) {
\r
335 /* Append these to any other environment variables set. */
\r
336 if (service->env) {
\r
337 /* Append extra variables to configured variables. */
\r
338 unsigned long envlen = service->envlen + service->env_extralen - 1;
\r
339 char *env = (char *) HeapAlloc(GetProcessHeap(), 0, envlen);
\r
341 memmove(env, service->env, service->envlen - 1);
\r
342 memmove(env + service->envlen - 1, service->env_extra, service->env_extralen);
\r
344 HeapFree(GetProcessHeap(), 0, service->env);
\r
345 service->env = env;
\r
346 service->envlen = envlen;
\r
348 else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "environment", "get_parameters()", 0);
\r
351 /* Append extra variables to our environment. */
\r
353 size_t envlen, len;
\r
355 env = service->env_extra;
\r
358 envlen = strlen(env) + 1;
\r
359 for (s = env; *s && *s != '='; s++);
\r
360 if (*s == '=') *s++ = '\0';
\r
361 if (! SetEnvironmentVariable(env, s)) log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_SETENVIRONMENTVARIABLE_FAILED, env, s, error_string(GetLastError()));
\r
367 /* Try to get stdout and stderr */
\r
368 if (get_output_handles(key, si)) {
\r
369 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_GET_OUTPUT_HANDLES_FAILED, service->name, 0);
\r
374 /* Try to get throttle restart delay */
\r
375 override_milliseconds(service->name, key, NSSM_REG_THROTTLE, &service->throttle_delay, NSSM_RESET_THROTTLE_RESTART, NSSM_EVENT_BOGUS_THROTTLE);
\r
377 /* Try to get service stop flags. */
\r
378 unsigned long type = REG_DWORD;
\r
379 unsigned long stop_method_skip;
\r
380 unsigned long buflen = sizeof(stop_method_skip);
\r
381 bool stop_ok = false;
\r
382 ret = RegQueryValueEx(key, NSSM_REG_STOP_METHOD_SKIP, 0, &type, (unsigned char *) &stop_method_skip, &buflen);
\r
383 if (ret != ERROR_SUCCESS) {
\r
384 if (ret != ERROR_FILE_NOT_FOUND) {
\r
385 if (type != REG_DWORD) {
\r
386 log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_BOGUS_STOP_METHOD_SKIP, service->name, NSSM_REG_STOP_METHOD_SKIP, NSSM, 0);
\r
388 else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, NSSM_REG_STOP_METHOD_SKIP, error_string(GetLastError()), 0);
\r
391 else stop_ok = true;
\r
393 /* Try all methods except those requested to be skipped. */
\r
394 service->stop_method = ~0;
\r
395 if (stop_ok) service->stop_method &= ~stop_method_skip;
\r
397 /* Try to get kill delays - may fail. */
\r
398 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
399 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
400 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
402 /* Close registry */
\r
408 int get_exit_action(char *service_name, unsigned long *ret, unsigned char *action, bool *default_action) {
\r
409 /* Are we returning the default action or a status-specific one? */
\r
410 *default_action = ! ret;
\r
413 char registry[KEY_LENGTH];
\r
414 if (_snprintf_s(registry, sizeof(registry), _TRUNCATE, NSSM_REGISTRY "\\%s", service_name, NSSM_REG_EXIT) < 0) {
\r
415 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "NSSM_REG_EXIT", "get_exit_action()", 0);
\r
419 /* Try to open the registry */
\r
421 long error = RegOpenKeyEx(HKEY_LOCAL_MACHINE, registry, 0, KEY_READ, &key);
\r
422 if (error != ERROR_SUCCESS && error != ERROR_FILE_NOT_FOUND) {
\r
423 log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OPENKEY_FAILED, registry, error_string(GetLastError()), 0);
\r
427 unsigned long type = REG_SZ;
\r
428 unsigned long action_len = ACTION_LEN;
\r
431 if (! ret) code[0] = '\0';
\r
432 else if (_snprintf_s(code, sizeof(code), _TRUNCATE, "%lu", *ret) < 0) {
\r
434 return get_exit_action(service_name, 0, action, default_action);
\r
436 if (RegQueryValueEx(key, code, 0, &type, action, &action_len) != ERROR_SUCCESS) {
\r
438 /* Try again with * as the key if an exit code was defined */
\r
439 if (ret) return get_exit_action(service_name, 0, action, default_action);
\r
443 /* Close registry */
\r