#include "nssm.h"\r
\r
-SERVICE_STATUS service_status;\r
-SERVICE_STATUS_HANDLE service_handle;\r
-HANDLE process_handle;\r
-HANDLE wait_handle;\r
-unsigned long pid;\r
-static char service_name[SERVICE_NAME_LENGTH];\r
-char exe[EXE_LENGTH];\r
-char flags[CMD_LENGTH];\r
-char dir[MAX_PATH];\r
-bool stopping;\r
-CRITICAL_SECTION throttle_section;\r
-CONDITION_VARIABLE throttle_condition;\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
-\r
-static unsigned long throttle;\r
-\r
-static inline int throttle_milliseconds() {\r
+/* This is explicitly a wide string. */\r
+#define NSSM_LOGON_AS_SERVICE_RIGHT L"SeServiceLogonRight"\r
+\r
+bool is_admin;\r
+bool use_critical_section;\r
+\r
+extern imports_t imports;\r
+extern settings_t settings[];\r
+\r
+const TCHAR *exit_action_strings[] = { _T("Restart"), _T("Ignore"), _T("Exit"), _T("Suicide"), 0 };\r
+const TCHAR *startup_strings[] = { _T("SERVICE_AUTO_START"), _T("SERVICE_DELAYED_AUTO_START"), _T("SERVICE_DEMAND_START"), _T("SERVICE_DISABLED"), 0 };\r
+const TCHAR *priority_strings[] = { _T("REALTIME_PRIORITY_CLASS"), _T("HIGH_PRIORITY_CLASS"), _T("ABOVE_NORMAL_PRIORITY_CLASS"), _T("NORMAL_PRIORITY_CLASS"), _T("BELOW_NORMAL_PRIORITY_CLASS"), _T("IDLE_PRIORITY_CLASS"), 0 };\r
+\r
+typedef struct {\r
+ int first;\r
+ int last;\r
+} list_t;\r
+\r
+/*\r
+ Check the status in response to a control.\r
+ Returns: 1 if the status is expected, eg STOP following CONTROL_STOP.\r
+ 0 if the status is desired, eg STOPPED following CONTROL_STOP.\r
+ -1 if the status is undesired, eg STOPPED following CONTROL_START.\r
+*/\r
+static inline int service_control_response(unsigned long control, unsigned long status) {\r
+ switch (control) {\r
+ case NSSM_SERVICE_CONTROL_START:\r
+ switch (status) {\r
+ case SERVICE_START_PENDING:\r
+ return 1;\r
+\r
+ case SERVICE_RUNNING:\r
+ return 0;\r
+\r
+ default:\r
+ return -1;\r
+ }\r
+\r
+ case SERVICE_CONTROL_STOP:\r
+ case SERVICE_CONTROL_SHUTDOWN:\r
+ switch (status) {\r
+ case SERVICE_STOP_PENDING:\r
+ return 1;\r
+\r
+ case SERVICE_STOPPED:\r
+ return 0;\r
+\r
+ default:\r
+ return -1;\r
+ }\r
+\r
+ case SERVICE_CONTROL_PAUSE:\r
+ switch (status) {\r
+ case SERVICE_PAUSE_PENDING:\r
+ return 1;\r
+\r
+ case SERVICE_PAUSED:\r
+ return 0;\r
+\r
+ default:\r
+ return -1;\r
+ }\r
+\r
+ case SERVICE_CONTROL_CONTINUE:\r
+ switch (status) {\r
+ case SERVICE_CONTINUE_PENDING:\r
+ return 1;\r
+\r
+ case SERVICE_RUNNING:\r
+ return 0;\r
+\r
+ default:\r
+ return -1;\r
+ }\r
+\r
+ case SERVICE_CONTROL_INTERROGATE:\r
+ return 0;\r
+ }\r
+\r
+ return 0;\r
+}\r
+\r
+static inline int await_service_control_response(unsigned long control, SC_HANDLE service_handle, SERVICE_STATUS *service_status, unsigned long initial_status) {\r
+ int tries = 0;\r
+ while (QueryServiceStatus(service_handle, service_status)) {\r
+ int response = service_control_response(control, service_status->dwCurrentState);\r
+ /* Alas we can't WaitForSingleObject() on an SC_HANDLE. */\r
+ if (! response) return response;\r
+ if (response > 0 || service_status->dwCurrentState == initial_status) {\r
+ if (++tries > 10) return response;\r
+ Sleep(50 * tries);\r
+ }\r
+ else return response;\r
+ }\r
+ return -1;\r
+}\r
+\r
+int affinity_mask_to_string(__int64 mask, TCHAR **string) {\r
+ if (! string) return 1;\r
+ if (! mask) {\r
+ *string = 0;\r
+ return 0;\r
+ }\r
+\r
+ __int64 i, n;\r
+\r
+ /* SetProcessAffinityMask() accepts a mask of up to 64 processors. */\r
+ list_t set[64];\r
+ for (n = 0; n < _countof(set); n++) set[n].first = set[n].last = -1;\r
+\r
+ for (i = 0, n = 0; i < _countof(set); i++) {\r
+ if (mask & (1LL << i)) {\r
+ if (set[n].first == -1) set[n].first = set[n].last = (int) i;\r
+ else if (set[n].last == (int) i - 1) set[n].last = (int) i;\r
+ else {\r
+ n++;\r
+ set[n].first = set[n].last = (int) i;\r
+ }\r
+ }\r
+ }\r
+\r
+ /* Worst case is 2x2 characters for first and last CPU plus - and/or , */\r
+ size_t len = (size_t) (n + 1) * 6;\r
+ *string = (TCHAR *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len * sizeof(TCHAR));\r
+ if (! string) return 2;\r
+\r
+ size_t s = 0;\r
+ int ret;\r
+ for (i = 0; i <= n; i++) {\r
+ if (i) (*string)[s++] = _T(',');\r
+ ret = _sntprintf_s(*string + s, 3, _TRUNCATE, _T("%u"), set[i].first);\r
+ if (ret < 0) {\r
+ HeapFree(GetProcessHeap(), 0, *string);\r
+ *string = 0;\r
+ return 3;\r
+ }\r
+ else s += ret;\r
+ if (set[i].last != set[i].first) {\r
+ ret =_sntprintf_s(*string + s, 4, _TRUNCATE, _T("%c%u"), (set[i].last == set[i].first + 1) ? _T(',') : _T('-'), set[i].last);\r
+ if (ret < 0) {\r
+ HeapFree(GetProcessHeap(), 0, *string);\r
+ *string = 0;\r
+ return 4;\r
+ }\r
+ else s += ret;\r
+ }\r
+ }\r
+\r
+ return 0;\r
+}\r
+\r
+int affinity_string_to_mask(TCHAR *string, __int64 *mask) {\r
+ if (! mask) return 1;\r
+\r
+ *mask = 0LL;\r
+ if (! string) return 0;\r
+\r
+ list_t set[64];\r
+\r
+ TCHAR *s = string;\r
+ TCHAR *end;\r
+ int ret;\r
+ int i;\r
+ int n = 0;\r
+ unsigned long number;\r
+\r
+ for (n = 0; n < _countof(set); n++) set[n].first = set[n].last = -1;\r
+ n = 0;\r
+\r
+ while (*s) {\r
+ ret = str_number(s, &number, &end);\r
+ s = end;\r
+ if (ret == 0 || ret == 2) {\r
+ if (number >= _countof(set)) return 2;\r
+ set[n].first = set[n].last = (int) number;\r
+\r
+ switch (*s) {\r
+ case 0:\r
+ break;\r
+\r
+ case _T(','):\r
+ n++;\r
+ s++;\r
+ break;\r
+\r
+ case _T('-'):\r
+ if (! *(++s)) return 3;\r
+ ret = str_number(s, &number, &end);\r
+ if (ret == 0 || ret == 2) {\r
+ s = end;\r
+ if (! *s || *s == _T(',')) {\r
+ set[n].last = (int) number;\r
+ if (! *s) break;\r
+ n++;\r
+ s++;\r
+ }\r
+ else return 3;\r
+ }\r
+ else return 3;\r
+ break;\r
+\r
+ default:\r
+ return 3;\r
+ }\r
+ }\r
+ else return 4;\r
+ }\r
+\r
+ for (i = 0; i <= n; i++) {\r
+ for (int j = set[i].first; j <= set[i].last; j++) (__int64) *mask |= (1LL << (__int64) j);\r
+ }\r
+\r
+ return 0;\r
+}\r
+\r
+inline unsigned long priority_mask() {\r
+ return REALTIME_PRIORITY_CLASS | HIGH_PRIORITY_CLASS | ABOVE_NORMAL_PRIORITY_CLASS | NORMAL_PRIORITY_CLASS | BELOW_NORMAL_PRIORITY_CLASS | IDLE_PRIORITY_CLASS;\r
+}\r
+\r
+int priority_constant_to_index(unsigned long constant) {\r
+ switch (constant & priority_mask()) {\r
+ case REALTIME_PRIORITY_CLASS: return NSSM_REALTIME_PRIORITY;\r
+ case HIGH_PRIORITY_CLASS: return NSSM_HIGH_PRIORITY;\r
+ case ABOVE_NORMAL_PRIORITY_CLASS: return NSSM_ABOVE_NORMAL_PRIORITY;\r
+ case BELOW_NORMAL_PRIORITY_CLASS: return NSSM_BELOW_NORMAL_PRIORITY;\r
+ case IDLE_PRIORITY_CLASS: return NSSM_IDLE_PRIORITY;\r
+ }\r
+ return NSSM_NORMAL_PRIORITY;\r
+}\r
+\r
+unsigned long priority_index_to_constant(int index) {\r
+ switch (index) {\r
+ case NSSM_REALTIME_PRIORITY: return REALTIME_PRIORITY_CLASS;\r
+ case NSSM_HIGH_PRIORITY: return HIGH_PRIORITY_CLASS;\r
+ case NSSM_ABOVE_NORMAL_PRIORITY: return ABOVE_NORMAL_PRIORITY_CLASS;\r
+ case NSSM_BELOW_NORMAL_PRIORITY: return BELOW_NORMAL_PRIORITY_CLASS;\r
+ case NSSM_IDLE_PRIORITY: return IDLE_PRIORITY_CLASS;\r
+ }\r
+ return NORMAL_PRIORITY_CLASS;\r
+}\r
+\r
+static inline unsigned long throttle_milliseconds(unsigned long throttle) {\r
/* pow() operates on doubles. */\r
- int ret = 1; for (unsigned long i = 1; i < throttle; i++) ret *= 2;\r
+ unsigned long ret = 1; for (unsigned long i = 1; i < throttle; i++) ret *= 2;\r
return ret * 1000;\r
}\r
\r
+/*\r
+ Wrapper to be called in a new thread so that we can acknowledge a STOP\r
+ control immediately.\r
+*/\r
+static unsigned long WINAPI shutdown_service(void *arg) {\r
+ return stop_service((nssm_service_t *) arg, 0, true, true);\r
+}\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
- 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
return ret;\r
}\r
\r
+/* Open a service by name or display name. */\r
+SC_HANDLE open_service(SC_HANDLE services, TCHAR *service_name, TCHAR *canonical_name, unsigned long canonical_namelen) {\r
+ SC_HANDLE service_handle = OpenService(services, service_name, SERVICE_ALL_ACCESS);\r
+ if (service_handle) {\r
+ if (canonical_name && canonical_name != service_name) {\r
+ if (_sntprintf_s(canonical_name, canonical_namelen, _TRUNCATE, _T("%s"), service_name) < 0) {\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("canonical_name"), _T("open_service()"));\r
+ return 0;\r
+ }\r
+ }\r
+ return service_handle;\r
+ }\r
+\r
+ unsigned long error = GetLastError();\r
+ if (error != ERROR_SERVICE_DOES_NOT_EXIST) {\r
+ print_message(stderr, NSSM_MESSAGE_OPENSERVICE_FAILED, error_string(GetLastError()));\r
+ return 0;\r
+ }\r
+\r
+ /* We can't look for a display name because there's no buffer to store it. */\r
+ if (! canonical_name) {\r
+ print_message(stderr, NSSM_MESSAGE_OPENSERVICE_FAILED, error_string(GetLastError()));\r
+ return 0;\r
+ }\r
+\r
+ unsigned long bufsize, required, count, i;\r
+ unsigned long resume = 0;\r
+ EnumServicesStatus(services, SERVICE_DRIVER | SERVICE_FILE_SYSTEM_DRIVER | SERVICE_KERNEL_DRIVER | SERVICE_WIN32, SERVICE_STATE_ALL, 0, 0, &required, &count, &resume);\r
+ error = GetLastError();\r
+ if (error != ERROR_MORE_DATA) {\r
+ print_message(stderr, NSSM_MESSAGE_ENUMSERVICESSTATUS_FAILED, error_string(GetLastError()));\r
+ return 0;\r
+ }\r
+\r
+ ENUM_SERVICE_STATUS *status = (ENUM_SERVICE_STATUS *) HeapAlloc(GetProcessHeap(), 0, required);\r
+ if (! status) {\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("ENUM_SERVICE_STATUS"), _T("open_service()"));\r
+ return 0;\r
+ }\r
+\r
+ bufsize = required;\r
+ while (true) {\r
+ /*\r
+ EnumServicesStatus() returns:\r
+ 1 when it retrieved data and there's no more data to come.\r
+ 0 and sets last error to ERROR_MORE_DATA when it retrieved data and\r
+ there's more data to come.\r
+ 0 and sets last error to something else on error.\r
+ */\r
+ int ret = EnumServicesStatus(services, SERVICE_DRIVER | SERVICE_FILE_SYSTEM_DRIVER | SERVICE_KERNEL_DRIVER | SERVICE_WIN32, SERVICE_STATE_ALL, status, bufsize, &required, &count, &resume);\r
+ if (! ret) {\r
+ error = GetLastError();\r
+ if (error != ERROR_MORE_DATA) {\r
+ HeapFree(GetProcessHeap(), 0, status);\r
+ print_message(stderr, NSSM_MESSAGE_ENUMSERVICESSTATUS_FAILED, error_string(GetLastError()));\r
+ return 0;\r
+ }\r
+ }\r
+\r
+ for (i = 0; i < count; i++) {\r
+ if (str_equiv(status[i].lpDisplayName, service_name)) {\r
+ if (_sntprintf_s(canonical_name, canonical_namelen, _TRUNCATE, _T("%s"), status[i].lpServiceName) < 0) {\r
+ HeapFree(GetProcessHeap(), 0, status);\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("canonical_name"), _T("open_service()"));\r
+ return 0;\r
+ }\r
+\r
+ HeapFree(GetProcessHeap(), 0, status);\r
+ return open_service(services, canonical_name, 0, 0);\r
+ }\r
+ }\r
+\r
+ if (ret) break;\r
+ }\r
+\r
+ /* Recurse so we can get an error message. */\r
+ return open_service(services, service_name, 0, 0);\r
+}\r
+\r
+QUERY_SERVICE_CONFIG *query_service_config(const TCHAR *service_name, SC_HANDLE service_handle) {\r
+ QUERY_SERVICE_CONFIG *qsc;\r
+ unsigned long bufsize;\r
+ unsigned long error;\r
+\r
+ QueryServiceConfig(service_handle, 0, 0, &bufsize);\r
+ error = GetLastError();\r
+ if (error == ERROR_INSUFFICIENT_BUFFER) {\r
+ qsc = (QUERY_SERVICE_CONFIG *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, bufsize);\r
+ if (! qsc) {\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("QUERY_SERVICE_CONFIG"), _T("query_service_config()"), 0);\r
+ return 0;\r
+ }\r
+ }\r
+ else {\r
+ print_message(stderr, NSSM_MESSAGE_QUERYSERVICECONFIG_FAILED, service_name, error_string(error), 0);\r
+ return 0;\r
+ }\r
+\r
+ if (! QueryServiceConfig(service_handle, qsc, bufsize, &bufsize)) {\r
+ HeapFree(GetProcessHeap(), 0, qsc);\r
+ print_message(stderr, NSSM_MESSAGE_QUERYSERVICECONFIG_FAILED, service_name, error_string(GetLastError()), 0);\r
+ return 0;\r
+ }\r
+\r
+ return qsc;\r
+}\r
+\r
+int set_service_description(const TCHAR *service_name, SC_HANDLE service_handle, TCHAR *buffer) {\r
+ SERVICE_DESCRIPTION description;\r
+ ZeroMemory(&description, sizeof(description));\r
+ /*\r
+ lpDescription must be NULL if we aren't changing, the new description\r
+ or "".\r
+ */\r
+ if (buffer && buffer[0]) description.lpDescription = buffer;\r
+ else description.lpDescription = _T("");\r
+\r
+ if (ChangeServiceConfig2(service_handle, SERVICE_CONFIG_DESCRIPTION, &description)) return 0;\r
+\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_SERVICE_CONFIG_DESCRIPTION_FAILED, service_name, error_string(GetLastError()), 0);\r
+ return 1;\r
+}\r
+\r
+int get_service_description(const TCHAR *service_name, SC_HANDLE service_handle, unsigned long len, TCHAR *buffer) {\r
+ if (! buffer) return 1;\r
+\r
+ unsigned long bufsize;\r
+ QueryServiceConfig2(service_handle, SERVICE_CONFIG_DESCRIPTION, 0, 0, &bufsize);\r
+ unsigned long error = GetLastError();\r
+ if (error == ERROR_INSUFFICIENT_BUFFER) {\r
+ SERVICE_DESCRIPTION *description = (SERVICE_DESCRIPTION *) HeapAlloc(GetProcessHeap(), 0, bufsize);\r
+ if (! description) {\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("SERVICE_CONFIG_DESCRIPTION"), _T("get_service_description()"));\r
+ return 2;\r
+ }\r
+\r
+ if (QueryServiceConfig2(service_handle, SERVICE_CONFIG_DESCRIPTION, (unsigned char *) description, bufsize, &bufsize)) {\r
+ if (description->lpDescription) _sntprintf_s(buffer, len, _TRUNCATE, _T("%s"), description->lpDescription);\r
+ else ZeroMemory(buffer, len * sizeof(TCHAR));\r
+ HeapFree(GetProcessHeap(), 0, description);\r
+ return 0;\r
+ }\r
+ else {\r
+ HeapFree(GetProcessHeap(), 0, description);\r
+ print_message(stderr, NSSM_MESSAGE_QUERYSERVICECONFIG2_FAILED, service_name, _T("SERVICE_CONFIG_DESCRIPTION"), error_string(error));\r
+ return 3;\r
+ }\r
+ }\r
+ else {\r
+ print_message(stderr, NSSM_MESSAGE_QUERYSERVICECONFIG2_FAILED, service_name, _T("SERVICE_CONFIG_DESCRIPTION"), error_string(error));\r
+ return 4;\r
+ }\r
+\r
+ return 0;\r
+}\r
+\r
+int get_service_startup(const TCHAR *service_name, SC_HANDLE service_handle, const QUERY_SERVICE_CONFIG *qsc, unsigned long *startup) {\r
+ if (! qsc) return 1;\r
+\r
+ switch (qsc->dwStartType) {\r
+ case SERVICE_DEMAND_START: *startup = NSSM_STARTUP_MANUAL; break;\r
+ case SERVICE_DISABLED: *startup = NSSM_STARTUP_DISABLED; break;\r
+ default: *startup = NSSM_STARTUP_AUTOMATIC;\r
+ }\r
+\r
+ if (*startup != NSSM_STARTUP_AUTOMATIC) return 0;\r
+\r
+ /* Check for delayed start. */\r
+ unsigned long bufsize;\r
+ unsigned long error;\r
+ QueryServiceConfig2(service_handle, SERVICE_CONFIG_DELAYED_AUTO_START_INFO, 0, 0, &bufsize);\r
+ error = GetLastError();\r
+ if (error == ERROR_INSUFFICIENT_BUFFER) {\r
+ SERVICE_DELAYED_AUTO_START_INFO *info = (SERVICE_DELAYED_AUTO_START_INFO *) HeapAlloc(GetProcessHeap(), 0, bufsize);\r
+ if (! info) {\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("SERVICE_DELAYED_AUTO_START_INFO"), _T("get_service_startup()"));\r
+ return 2;\r
+ }\r
+\r
+ if (QueryServiceConfig2(service_handle, SERVICE_CONFIG_DELAYED_AUTO_START_INFO, (unsigned char *) info, bufsize, &bufsize)) {\r
+ if (info->fDelayedAutostart) *startup = NSSM_STARTUP_DELAYED;\r
+ HeapFree(GetProcessHeap(), 0, info);\r
+ return 0;\r
+ }\r
+ else {\r
+ error = GetLastError();\r
+ if (error != ERROR_INVALID_LEVEL) {\r
+ print_message(stderr, NSSM_MESSAGE_QUERYSERVICECONFIG2_FAILED, service_name, _T("SERVICE_CONFIG_DELAYED_AUTO_START_INFO"), error_string(error));\r
+ return 3;\r
+ }\r
+ }\r
+ }\r
+ else if (error != ERROR_INVALID_LEVEL) {\r
+ print_message(stderr, NSSM_MESSAGE_QUERYSERVICECONFIG2_FAILED, service_name, _T("SERVICE_DELAYED_AUTO_START_INFO"), error_string(error));\r
+ return 3;\r
+ }\r
+\r
+ return 0;\r
+}\r
+\r
+int get_service_username(const TCHAR *service_name, const QUERY_SERVICE_CONFIG *qsc, TCHAR **username, size_t *usernamelen) {\r
+ if (! username) return 1;\r
+ if (! usernamelen) return 1;\r
+\r
+ *username = 0;\r
+ *usernamelen = 0;\r
+\r
+ if (! qsc) return 1;\r
+\r
+ if (str_equiv(qsc->lpServiceStartName, NSSM_LOCALSYSTEM_ACCOUNT)) return 0;\r
+\r
+ size_t len = _tcslen(qsc->lpServiceStartName);\r
+ *username = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(TCHAR));\r
+ if (! *username) {\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("username"), _T("get_service_username()"));\r
+ return 2;\r
+ }\r
+\r
+ memmove(*username, qsc->lpServiceStartName, (len + 1) * sizeof(TCHAR));\r
+ *usernamelen = len;\r
+\r
+ return 0;\r
+}\r
+\r
+int grant_logon_as_service(const TCHAR *username) {\r
+ if (! username) return 0;\r
+ if (str_equiv(username, NSSM_LOCALSYSTEM_ACCOUNT)) return 0;\r
+\r
+ /* Open Policy object. */\r
+ LSA_OBJECT_ATTRIBUTES attributes;\r
+ ZeroMemory(&attributes, sizeof(attributes));\r
+\r
+ LSA_HANDLE policy;\r
+\r
+ NTSTATUS status = LsaOpenPolicy(0, &attributes, POLICY_ALL_ACCESS, &policy);\r
+ if (status) {\r
+ print_message(stderr, NSSM_MESSAGE_LSAOPENPOLICY_FAILED, error_string(LsaNtStatusToWinError(status)));\r
+ return 1;\r
+ }\r
+\r
+ /* Look up SID for the account. */\r
+ LSA_UNICODE_STRING lsa_username;\r
+#ifdef UNICODE\r
+ lsa_username.Buffer = (wchar_t *) username;\r
+ lsa_username.Length = (unsigned short) _tcslen(username) * sizeof(TCHAR);\r
+ lsa_username.MaximumLength = lsa_username.Length + sizeof(TCHAR);\r
+#else\r
+ size_t buflen;\r
+ mbstowcs_s(&buflen, NULL, 0, username, _TRUNCATE);\r
+ lsa_username.MaximumLength = (unsigned short) buflen * sizeof(wchar_t);\r
+ lsa_username.Length = lsa_username.MaximumLength - sizeof(wchar_t);\r
+ lsa_username.Buffer = (wchar_t *) HeapAlloc(GetProcessHeap(), 0, lsa_username.MaximumLength);\r
+ if (lsa_username.Buffer) mbstowcs_s(&buflen, lsa_username.Buffer, lsa_username.MaximumLength, username, _TRUNCATE);\r
+ else {\r
+ LsaClose(policy);\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("LSA_UNICODE_STRING"), _T("grant_logon_as_service()"));\r
+ return 2;\r
+ }\r
+#endif\r
+\r
+ LSA_REFERENCED_DOMAIN_LIST *translated_domains;\r
+ LSA_TRANSLATED_SID *translated_sid;\r
+ status = LsaLookupNames(policy, 1, &lsa_username, &translated_domains, &translated_sid);\r
+#ifndef UNICODE\r
+ HeapFree(GetProcessHeap(), 0, lsa_username.Buffer);\r
+#endif\r
+ if (status) {\r
+ LsaFreeMemory(translated_domains);\r
+ LsaFreeMemory(translated_sid);\r
+ LsaClose(policy);\r
+ print_message(stderr, NSSM_MESSAGE_LSALOOKUPNAMES_FAILED, username, error_string(LsaNtStatusToWinError(status)));\r
+ return 3;\r
+ }\r
+\r
+ if (translated_sid->Use != SidTypeUser) {\r
+ LsaFreeMemory(translated_domains);\r
+ LsaFreeMemory(translated_sid);\r
+ LsaClose(policy);\r
+ print_message(stderr, NSSM_GUI_INVALID_USERNAME, username);\r
+ return 4;\r
+ }\r
+\r
+ LSA_TRUST_INFORMATION *trust = &translated_domains->Domains[translated_sid->DomainIndex];\r
+ if (! trust || ! IsValidSid(trust->Sid)) {\r
+ LsaFreeMemory(translated_domains);\r
+ LsaFreeMemory(translated_sid);\r
+ LsaClose(policy);\r
+ print_message(stderr, NSSM_GUI_INVALID_USERNAME, username);\r
+ return 4;\r
+ }\r
+\r
+ /* GetSidSubAuthority*() return pointers! */\r
+ unsigned char *n = GetSidSubAuthorityCount(trust->Sid);\r
+\r
+ /* Convert translated SID to SID. */\r
+ SID *sid = (SID *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, GetSidLengthRequired(*n + 1));\r
+ if (! sid) {\r
+ LsaFreeMemory(translated_domains);\r
+ LsaFreeMemory(translated_sid);\r
+ LsaClose(policy);\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("SID"), _T("grant_logon_as_service"));\r
+ return 4;\r
+ }\r
+\r
+ unsigned long error;\r
+ if (! InitializeSid(sid, GetSidIdentifierAuthority(trust->Sid), *n + 1)) {\r
+ error = GetLastError();\r
+ HeapFree(GetProcessHeap(), 0, sid);\r
+ LsaFreeMemory(translated_domains);\r
+ LsaFreeMemory(translated_sid);\r
+ LsaClose(policy);\r
+ print_message(stderr, NSSM_MESSAGE_INITIALIZESID_FAILED, username, error_string(error));\r
+ return 5;\r
+ }\r
+\r
+ for (unsigned char i = 0; i <= *n; i++) {\r
+ unsigned long *sub = GetSidSubAuthority(sid, i);\r
+ if (i < *n) *sub = *GetSidSubAuthority(trust->Sid, i);\r
+ else *sub = translated_sid->RelativeId;\r
+ }\r
+\r
+ LsaFreeMemory(translated_domains);\r
+ LsaFreeMemory(translated_sid);\r
+\r
+ /* Check if the SID has the "Log on as a service" right. */\r
+ LSA_UNICODE_STRING lsa_right;\r
+ lsa_right.Buffer = NSSM_LOGON_AS_SERVICE_RIGHT;\r
+ lsa_right.Length = (unsigned short) wcslen(lsa_right.Buffer) * sizeof(wchar_t);\r
+ lsa_right.MaximumLength = lsa_right.Length + sizeof(wchar_t);\r
+\r
+ LSA_UNICODE_STRING *rights;\r
+ unsigned long count = ~0;\r
+ status = LsaEnumerateAccountRights(policy, sid, &rights, &count);\r
+ if (status) {\r
+ /*\r
+ If the account has no rights set LsaEnumerateAccountRights() will return\r
+ STATUS_OBJECT_NAME_NOT_FOUND and set count to 0.\r
+ */\r
+ error = LsaNtStatusToWinError(status);\r
+ if (error != ERROR_FILE_NOT_FOUND) {\r
+ HeapFree(GetProcessHeap(), 0, sid);\r
+ LsaClose(policy);\r
+ print_message(stderr, NSSM_MESSAGE_LSAENUMERATEACCOUNTRIGHTS_FAILED, username, error_string(error));\r
+ return 4;\r
+ }\r
+ }\r
+\r
+ for (unsigned long i = 0; i < count; i++) {\r
+ if (rights[i].Length != lsa_right.Length) continue;\r
+ if (_wcsnicmp(rights[i].Buffer, lsa_right.Buffer, lsa_right.MaximumLength)) continue;\r
+ /* The SID has the right. */\r
+ HeapFree(GetProcessHeap(), 0, sid);\r
+ LsaFreeMemory(rights);\r
+ LsaClose(policy);\r
+ return 0;\r
+ }\r
+ LsaFreeMemory(rights);\r
+\r
+ /* Add the right. */\r
+ status = LsaAddAccountRights(policy, sid, &lsa_right, 1);\r
+ HeapFree(GetProcessHeap(), 0, sid);\r
+ LsaClose(policy);\r
+ if (status) {\r
+ print_message(stderr, NSSM_MESSAGE_LSAADDACCOUNTRIGHTS_FAILED, error_string(LsaNtStatusToWinError(status)));\r
+ return 5;\r
+ }\r
+\r
+ print_message(stdout, NSSM_MESSAGE_GRANTED_LOGON_AS_SERVICE, username);\r
+ return 0;\r
+}\r
+\r
+/* Set default values which aren't zero. */\r
+void set_nssm_service_defaults(nssm_service_t *service) {\r
+ if (! service) return;\r
+\r
+ service->type = SERVICE_WIN32_OWN_PROCESS;\r
+ service->priority = NORMAL_PRIORITY_CLASS;\r
+ service->stdin_sharing = NSSM_STDIN_SHARING;\r
+ service->stdin_disposition = NSSM_STDIN_DISPOSITION;\r
+ service->stdin_flags = NSSM_STDIN_FLAGS;\r
+ service->stdout_sharing = NSSM_STDOUT_SHARING;\r
+ service->stdout_disposition = NSSM_STDOUT_DISPOSITION;\r
+ service->stdout_flags = NSSM_STDOUT_FLAGS;\r
+ service->stderr_sharing = NSSM_STDERR_SHARING;\r
+ service->stderr_disposition = NSSM_STDERR_DISPOSITION;\r
+ service->stderr_flags = NSSM_STDERR_FLAGS;\r
+ service->throttle_delay = NSSM_RESET_THROTTLE_RESTART;\r
+ service->stop_method = ~0;\r
+ service->kill_console_delay = NSSM_KILL_CONSOLE_GRACE_PERIOD;\r
+ service->kill_window_delay = NSSM_KILL_WINDOW_GRACE_PERIOD;\r
+ service->kill_threads_delay = NSSM_KILL_THREADS_GRACE_PERIOD;\r
+}\r
+\r
+/* Allocate and zero memory for a service. */\r
+nssm_service_t *alloc_nssm_service() {\r
+ nssm_service_t *service = (nssm_service_t *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(nssm_service_t));\r
+ if (! service) log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("service"), _T("alloc_nssm_service()"), 0);\r
+ return service;\r
+}\r
+\r
+/* Free memory for a service. */\r
+void cleanup_nssm_service(nssm_service_t *service) {\r
+ if (! service) return;\r
+ if (service->username) HeapFree(GetProcessHeap(), 0, service->username);\r
+ if (service->password) {\r
+ SecureZeroMemory(service->password, service->passwordlen);\r
+ HeapFree(GetProcessHeap(), 0, service->password);\r
+ }\r
+ if (service->env) HeapFree(GetProcessHeap(), 0, service->env);\r
+ if (service->env_extra) HeapFree(GetProcessHeap(), 0, service->env_extra);\r
+ if (service->handle) CloseServiceHandle(service->handle);\r
+ if (service->process_handle) CloseHandle(service->process_handle);\r
+ if (service->wait_handle) UnregisterWait(service->process_handle);\r
+ if (service->throttle_section_initialised) DeleteCriticalSection(&service->throttle_section);\r
+ if (service->throttle_timer) CloseHandle(service->throttle_timer);\r
+ HeapFree(GetProcessHeap(), 0, service);\r
+}\r
+\r
/* About to install the service */\r
-int pre_install_service(int argc, char **argv) {\r
- /* Show the dialogue box if we didn't give the */\r
- if (argc < 2) return nssm_gui(IDD_INSTALL, argv[0]);\r
+int pre_install_service(int argc, TCHAR **argv) {\r
+ nssm_service_t *service = alloc_nssm_service();\r
+ set_nssm_service_defaults(service);\r
+ if (argc) _sntprintf_s(service->name, _countof(service->name), _TRUNCATE, _T("%s"), argv[0]);\r
+\r
+ /* Show the dialogue box if we didn't give the service name and path */\r
+ if (argc < 2) return nssm_gui(IDD_INSTALL, service);\r
+\r
+ if (! service) {\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("service"), _T("pre_install_service()"));\r
+ return 1;\r
+ }\r
+ _sntprintf_s(service->exe, _countof(service->exe), _TRUNCATE, _T("%s"), argv[1]);\r
\r
/* Arguments are optional */\r
- char *flags;\r
size_t flagslen = 0;\r
size_t s = 0;\r
int i;\r
- for (i = 2; i < argc; i++) flagslen += strlen(argv[i]) + 1;\r
+ for (i = 2; i < argc; i++) flagslen += _tcslen(argv[i]) + 1;\r
if (! flagslen) flagslen = 1;\r
-\r
- flags = (char *) HeapAlloc(GetProcessHeap(), 0, flagslen);\r
- if (! flags) {\r
- log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "flags", "pre_install_service()", 0);\r
+ if (flagslen > _countof(service->flags)) {\r
+ print_message(stderr, NSSM_MESSAGE_FLAGS_TOO_LONG);\r
return 2;\r
}\r
- ZeroMemory(flags, flagslen);\r
\r
- /*\r
- This probably isn't UTF8-safe and should use std::string or something\r
- but it's been broken for the best part of a decade and due for a rewrite\r
- anyway so it'll do as a quick-'n'-dirty fix. Note that we don't free\r
- the flags buffer but as the program exits that isn't a big problem.\r
- */\r
for (i = 2; i < argc; i++) {\r
- size_t len = strlen(argv[i]);\r
- memmove(flags + s, argv[i], len);\r
+ size_t len = _tcslen(argv[i]);\r
+ memmove(service->flags + s, argv[i], len * sizeof(TCHAR));\r
s += len;\r
- if (i < argc - 1) flags[s++] = ' ';\r
+ if (i < argc - 1) service->flags[s++] = _T(' ');\r
+ }\r
+\r
+ /* Work out directory name */\r
+ _sntprintf_s(service->dir, _countof(service->dir), _TRUNCATE, _T("%s"), service->exe);\r
+ strip_basename(service->dir);\r
+\r
+ int ret = install_service(service);\r
+ cleanup_nssm_service(service);\r
+ return ret;\r
+}\r
+\r
+/* About to edit the service. */\r
+int pre_edit_service(int argc, TCHAR **argv) {\r
+ /* Require service name. */\r
+ if (argc < 2) return usage(1);\r
+\r
+ /* Are we editing on the command line? */\r
+ enum { MODE_EDITING, MODE_GETTING, MODE_SETTING, MODE_RESETTING } mode = MODE_EDITING;\r
+ const TCHAR *verb = argv[0];\r
+ const TCHAR *service_name = argv[1];\r
+ bool getting = false;\r
+ bool unsetting = false;\r
+\r
+ /* Minimum number of arguments. */\r
+ int mandatory = 2;\r
+ /* Index of first value. */\r
+ int remainder = 3;\r
+ int i;\r
+ if (str_equiv(verb, _T("get"))) {\r
+ mandatory = 3;\r
+ mode = MODE_GETTING;\r
+ }\r
+ else if (str_equiv(verb, _T("set"))) {\r
+ mandatory = 4;\r
+ mode = MODE_SETTING;\r
+ }\r
+ else if (str_equiv(verb, _T("reset")) || str_equiv(verb, _T("unset"))) {\r
+ mandatory = 3;\r
+ mode = MODE_RESETTING;\r
+ }\r
+ if (argc < mandatory) return usage(1);\r
+\r
+ const TCHAR *parameter = 0;\r
+ settings_t *setting = 0;\r
+ TCHAR *additional;\r
+\r
+ /* Validate the parameter. */\r
+ if (mandatory > 2) {\r
+ bool additional_mandatory = false;\r
+\r
+ parameter = argv[2];\r
+ for (i = 0; settings[i].name; i++) {\r
+ setting = &settings[i];\r
+ if (! str_equiv(setting->name, parameter)) continue;\r
+ if (((setting->additional & ADDITIONAL_GETTING) && mode == MODE_GETTING) || ((setting->additional & ADDITIONAL_SETTING) && mode == MODE_SETTING) || ((setting->additional & ADDITIONAL_RESETTING) && mode == MODE_RESETTING)) {\r
+ additional_mandatory = true;\r
+ mandatory++;\r
+ }\r
+ break;\r
+ }\r
+ if (! settings[i].name) {\r
+ print_message(stderr, NSSM_MESSAGE_INVALID_PARAMETER, parameter);\r
+ for (i = 0; settings[i].name; i++) _ftprintf(stderr, _T("%s\n"), settings[i].name);\r
+ return 1;\r
+ }\r
+\r
+ additional = 0;\r
+ if (additional_mandatory) {\r
+ if (argc < mandatory) {\r
+ print_message(stderr, NSSM_MESSAGE_MISSING_SUBPARAMETER, parameter);\r
+ return 1;\r
+ }\r
+ additional = argv[3];\r
+ remainder = 4;\r
+ }\r
+ else {\r
+ additional = argv[remainder];\r
+ if (argc < mandatory) return usage(1);\r
+ }\r
+ }\r
+\r
+ nssm_service_t *service = alloc_nssm_service();\r
+ _sntprintf_s(service->name, _countof(service->name), _TRUNCATE, _T("%s"), service_name);\r
+\r
+ /* Open service manager */\r
+ SC_HANDLE services = open_service_manager();\r
+ if (! services) {\r
+ print_message(stderr, NSSM_MESSAGE_OPEN_SERVICE_MANAGER_FAILED);\r
+ return 2;\r
}\r
\r
- return install_service(argv[0], argv[1], flags);\r
+ /* Try to open the service */\r
+ service->handle = open_service(services, service->name, service->name, _countof(service->name));\r
+ if (! service->handle) {\r
+ CloseServiceHandle(services);\r
+ return 3;\r
+ }\r
+\r
+ /* Get system details. */\r
+ QUERY_SERVICE_CONFIG *qsc = query_service_config(service->name, service->handle);\r
+ if (! qsc) {\r
+ CloseHandle(service->handle);\r
+ CloseServiceHandle(services);\r
+ return 4;\r
+ }\r
+\r
+ service->type = qsc->dwServiceType;\r
+ if (! (service->type & SERVICE_WIN32_OWN_PROCESS)) {\r
+ if (mode != MODE_GETTING) {\r
+ HeapFree(GetProcessHeap(), 0, qsc);\r
+ CloseHandle(service->handle);\r
+ CloseServiceHandle(services);\r
+ print_message(stderr, NSSM_MESSAGE_CANNOT_EDIT, service->name, NSSM_WIN32_OWN_PROCESS, 0);\r
+ return 3;\r
+ }\r
+ }\r
+\r
+ if (get_service_startup(service->name, service->handle, qsc, &service->startup)) {\r
+ if (mode != MODE_GETTING) {\r
+ HeapFree(GetProcessHeap(), 0, qsc);\r
+ CloseHandle(service->handle);\r
+ CloseServiceHandle(services);\r
+ return 4;\r
+ }\r
+ }\r
+\r
+ if (get_service_username(service->name, qsc, &service->username, &service->usernamelen)) {\r
+ if (mode != MODE_GETTING) {\r
+ HeapFree(GetProcessHeap(), 0, qsc);\r
+ CloseHandle(service->handle);\r
+ CloseServiceHandle(services);\r
+ return 5;\r
+ }\r
+ }\r
+\r
+ _sntprintf_s(service->displayname, _countof(service->displayname), _TRUNCATE, _T("%s"), qsc->lpDisplayName);\r
+\r
+ /* Get the canonical service name. We open it case insensitively. */\r
+ unsigned long bufsize = _countof(service->name);\r
+ GetServiceKeyName(services, service->displayname, service->name, &bufsize);\r
+\r
+ /* Remember the executable in case it isn't NSSM. */\r
+ _sntprintf_s(service->image, _countof(service->image), _TRUNCATE, _T("%s"), qsc->lpBinaryPathName);\r
+ HeapFree(GetProcessHeap(), 0, qsc);\r
+\r
+ /* Get extended system details. */\r
+ if (get_service_description(service->name, service->handle, _countof(service->description), service->description)) {\r
+ if (mode != MODE_GETTING) {\r
+ CloseHandle(service->handle);\r
+ CloseServiceHandle(services);\r
+ return 6;\r
+ }\r
+ }\r
+\r
+ /* Get NSSM details. */\r
+ get_parameters(service, 0);\r
+\r
+ CloseServiceHandle(services);\r
+\r
+ if (! service->exe[0]) {\r
+ service->native = true;\r
+ if (mode != MODE_GETTING) print_message(stderr, NSSM_MESSAGE_INVALID_SERVICE, service->name, NSSM, service->image);\r
+ }\r
+\r
+ /* Editing with the GUI. */\r
+ if (mode == MODE_EDITING) {\r
+ nssm_gui(IDD_EDIT, service);\r
+ return 0;\r
+ }\r
+\r
+ /* Trying to manage App* parameters for a non-NSSM service. */\r
+ if (! setting->native && service->native) {\r
+ CloseHandle(service->handle);\r
+ print_message(stderr, NSSM_MESSAGE_NATIVE_PARAMETER, setting->name, NSSM);\r
+ return 1;\r
+ }\r
+\r
+ HKEY key;\r
+ value_t value;\r
+ int ret;\r
+\r
+ if (mode == MODE_GETTING) {\r
+ if (! service->native) {\r
+ key = open_registry(service->name, KEY_READ);\r
+ if (! key) return 4;\r
+ }\r
+\r
+ if (setting->native) ret = get_setting(service->name, service->handle, setting, &value, additional);\r
+ else ret = get_setting(service->name, key, setting, &value, additional);\r
+ if (ret < 0) {\r
+ CloseHandle(service->handle);\r
+ return 5;\r
+ }\r
+\r
+ switch (setting->type) {\r
+ case REG_EXPAND_SZ:\r
+ case REG_MULTI_SZ:\r
+ case REG_SZ:\r
+ _tprintf(_T("%s\n"), value.string ? value.string : _T(""));\r
+ HeapFree(GetProcessHeap(), 0, value.string);\r
+ break;\r
+\r
+ case REG_DWORD:\r
+ _tprintf(_T("%u\n"), value.numeric);\r
+ break;\r
+ }\r
+\r
+ if (! service->native) RegCloseKey(key);\r
+ CloseHandle(service->handle);\r
+ return 0;\r
+ }\r
+\r
+ /* Build the value. */\r
+ if (mode == MODE_RESETTING) {\r
+ /* Unset the parameter. */\r
+ value.string = 0;\r
+ }\r
+ else {\r
+ /* Set the parameter. */\r
+ size_t len = 0;\r
+ size_t delimiterlen = (setting->additional & ADDITIONAL_CRLF) ? 2 : 1;\r
+ for (i = remainder; i < argc; i++) len += _tcslen(argv[i]) + delimiterlen;\r
+ len++;\r
+\r
+ value.string = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, len * sizeof(TCHAR));\r
+ if (! value.string) {\r
+ print_message(stderr, NSSM_MESSAGE_OUT_OF_MEMORY, _T("value"), _T("edit_service()"));\r
+ CloseHandle(service->handle);\r
+ return 2;\r
+ }\r
+\r
+ size_t s = 0;\r
+ for (i = remainder; i < argc; i++) {\r
+ size_t len = _tcslen(argv[i]);\r
+ memmove(value.string + s, argv[i], len * sizeof(TCHAR));\r
+ s += len;\r
+ if (i < argc - 1) {\r
+ if (setting->additional & ADDITIONAL_CRLF) {\r
+ value.string[s++] = _T('\r');\r
+ value.string[s++] = _T('\n');\r
+ }\r
+ else value.string[s++] = _T(' ');\r
+ }\r
+ }\r
+ value.string[s] = _T('\0');\r
+ }\r
+\r
+ if (! service->native) {\r
+ key = open_registry(service->name, KEY_WRITE);\r
+ if (! key) {\r
+ if (value.string) HeapFree(GetProcessHeap(), 0, value.string);\r
+ return 4;\r
+ }\r
+ }\r
+\r
+ if (setting->native) ret = set_setting(service->name, service->handle, setting, &value, additional);\r
+ else ret = set_setting(service->name, key, setting, &value, additional);\r
+ if (value.string) HeapFree(GetProcessHeap(), 0, value.string);\r
+ if (ret < 0) {\r
+ if (! service->native) RegCloseKey(key);\r
+ CloseHandle(service->handle);\r
+ return 6;\r
+ }\r
+\r
+ if (! service->native) RegCloseKey(key);\r
+ CloseHandle(service->handle);\r
+\r
+ return 0;\r
}\r
\r
/* About to remove the service */\r
-int pre_remove_service(int argc, char **argv) {\r
+int pre_remove_service(int argc, TCHAR **argv) {\r
+ nssm_service_t *service = alloc_nssm_service();\r
+ set_nssm_service_defaults(service);\r
+ if (argc) _sntprintf_s(service->name, _countof(service->name), _TRUNCATE, _T("%s"), argv[0]);\r
+\r
/* Show dialogue box if we didn't pass service name and "confirm" */\r
- if (argc < 2) return nssm_gui(IDD_REMOVE, argv[0]);\r
- if (str_equiv(argv[1], "confirm")) return remove_service(argv[0]);\r
- fprintf(stderr, "To remove a service without confirmation: nssm remove <servicename> confirm\n");\r
+ if (argc < 2) return nssm_gui(IDD_REMOVE, service);\r
+ if (str_equiv(argv[1], _T("confirm"))) {\r
+ int ret = remove_service(service);\r
+ cleanup_nssm_service(service);\r
+ return ret;\r
+ }\r
+ print_message(stderr, NSSM_MESSAGE_PRE_REMOVE_SERVICE);\r
return 100;\r
}\r
\r
/* Install the service */\r
-int install_service(char *name, char *exe, char *flags) {\r
+int install_service(nssm_service_t *service) {\r
+ if (! service) return 1;\r
+\r
/* Open service manager */\r
SC_HANDLE services = open_service_manager();\r
if (! services) {\r
- fprintf(stderr, "Error opening service manager!\n");\r
+ print_message(stderr, NSSM_MESSAGE_OPEN_SERVICE_MANAGER_FAILED);\r
+ cleanup_nssm_service(service);\r
return 2;\r
}\r
- \r
+\r
/* Get path of this program */\r
- char path[MAX_PATH];\r
- GetModuleFileName(0, path, MAX_PATH);\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
- 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
- fprintf(stderr, "Out of memory for ImagePath!\n");\r
- return 4;\r
- }\r
+ GetModuleFileName(0, service->image, _countof(service->image));\r
\r
- /* Work out directory name */\r
- size_t len = strlen(exe);\r
- size_t i;\r
- for (i = len; i && exe[i] != '\\' && exe[i] != '/'; i--);\r
- char dir[MAX_PATH];\r
- memmove(dir, exe, i);\r
- dir[i] = '\0';\r
-\r
- /* Create the service */\r
- SC_HANDLE service = CreateService(services, name, name, SC_MANAGER_ALL_ACCESS, SERVICE_WIN32_OWN_PROCESS, SERVICE_AUTO_START, SERVICE_ERROR_NORMAL, command, 0, 0, 0, 0, 0);\r
- if (! service) {\r
- fprintf(stderr, "Error creating service!\n");\r
+ /* Create the service - settings will be changed in edit_service() */\r
+ service->handle = CreateService(services, service->name, service->name, SERVICE_ALL_ACCESS, SERVICE_WIN32_OWN_PROCESS, SERVICE_AUTO_START, SERVICE_ERROR_NORMAL, service->image, 0, 0, 0, 0, 0);\r
+ if (! service->handle) {\r
+ print_message(stderr, NSSM_MESSAGE_CREATESERVICE_FAILED, error_string(GetLastError()));\r
CloseServiceHandle(services);\r
return 5;\r
}\r
\r
- /* Now we need to put the parameters into the registry */\r
- if (create_parameters(name, exe, flags, dir)) {\r
- fprintf(stderr, "Error setting startup parameters for the service!\n");\r
- DeleteService(service);\r
+ if (edit_service(service, false)) {\r
+ DeleteService(service->handle);\r
CloseServiceHandle(services);\r
return 6;\r
}\r
\r
+ print_message(stdout, NSSM_MESSAGE_SERVICE_INSTALLED, service->name);\r
+\r
/* Cleanup */\r
- CloseServiceHandle(service);\r
CloseServiceHandle(services);\r
\r
- printf("Service \"%s\" installed successfully!\n", name);\r
return 0;\r
}\r
\r
+/* Edit the service. */\r
+int edit_service(nssm_service_t *service, bool editing) {\r
+ if (! service) return 1;\r
+\r
+ /*\r
+ The only two valid flags for service type are SERVICE_WIN32_OWN_PROCESS\r
+ and SERVICE_INTERACTIVE_PROCESS.\r
+ */\r
+ service->type &= SERVICE_INTERACTIVE_PROCESS;\r
+ service->type |= SERVICE_WIN32_OWN_PROCESS;\r
+\r
+ /* Startup type. */\r
+ unsigned long startup;\r
+ switch (service->startup) {\r
+ case NSSM_STARTUP_MANUAL: startup = SERVICE_DEMAND_START; break;\r
+ case NSSM_STARTUP_DISABLED: startup = SERVICE_DISABLED; break;\r
+ default: startup = SERVICE_AUTO_START;\r
+ }\r
+\r
+ /* Display name. */\r
+ if (! service->displayname[0]) _sntprintf_s(service->displayname, _countof(service->displayname), _TRUNCATE, _T("%s"), service->name);\r
+\r
+ /*\r
+ Username must be NULL if we aren't changing or an account name.\r
+ We must explicitly use LOCALSYSTEM to change it when we are editing.\r
+ Password must be NULL if we aren't changing, a password or "".\r
+ Empty passwords are valid but we won't allow them in the GUI.\r
+ */\r
+ TCHAR *username = 0;\r
+ TCHAR *password = 0;\r
+ if (service->usernamelen) {\r
+ username = service->username;\r
+ if (service->passwordlen) password = service->password;\r
+ else password = _T("");\r
+ }\r
+ else if (editing) username = NSSM_LOCALSYSTEM_ACCOUNT;\r
+\r
+ if (grant_logon_as_service(username)) {\r
+ print_message(stderr, NSSM_MESSAGE_GRANT_LOGON_AS_SERVICE_FAILED, username);\r
+ return 5;\r
+ }\r
+\r
+ if (! ChangeServiceConfig(service->handle, service->type, startup, SERVICE_NO_CHANGE, 0, 0, 0, 0, username, password, service->displayname)) {\r
+ print_message(stderr, NSSM_MESSAGE_CHANGESERVICECONFIG_FAILED, error_string(GetLastError()));\r
+ return 5;\r
+ }\r
+\r
+ if (service->description[0] || editing) {\r
+ set_service_description(service->name, service->handle, service->description);\r
+ }\r
+\r
+ SERVICE_DELAYED_AUTO_START_INFO delayed;\r
+ ZeroMemory(&delayed, sizeof(delayed));\r
+ if (service->startup == NSSM_STARTUP_DELAYED) delayed.fDelayedAutostart = 1;\r
+ else delayed.fDelayedAutostart = 0;\r
+ /* Delayed startup isn't supported until Vista. */\r
+ if (! ChangeServiceConfig2(service->handle, SERVICE_CONFIG_DELAYED_AUTO_START_INFO, &delayed)) {\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_SERVICE_CONFIG_DELAYED_AUTO_START_INFO_FAILED, service->name, error_string(error), 0);\r
+ }\r
+ }\r
+\r
+ /* Don't mess with parameters which aren't ours. */\r
+ if (! service->native) {\r
+ /* Now we need to put the parameters into the registry */\r
+ if (create_parameters(service, editing)) {\r
+ print_message(stderr, NSSM_MESSAGE_CREATE_PARAMETERS_FAILED);\r
+ return 6;\r
+ }\r
+\r
+ set_service_recovery(service);\r
+ }\r
+\r
+ return 0;\r
+}\r
+\r
+/* Control a service. */\r
+int control_service(unsigned long control, int argc, TCHAR **argv) {\r
+ if (argc < 1) return usage(1);\r
+ TCHAR *service_name = argv[0];\r
+ TCHAR canonical_name[SERVICE_NAME_LENGTH];\r
+\r
+ SC_HANDLE services = open_service_manager();\r
+ if (! services) {\r
+ print_message(stderr, NSSM_MESSAGE_OPEN_SERVICE_MANAGER_FAILED);\r
+ return 2;\r
+ }\r
+\r
+ SC_HANDLE service_handle = open_service(services, service_name, canonical_name, _countof(canonical_name));\r
+ if (! service_handle) {\r
+ CloseServiceHandle(services);\r
+ return 3;\r
+ }\r
+\r
+ int ret;\r
+ unsigned long error;\r
+ SERVICE_STATUS service_status;\r
+ if (control == NSSM_SERVICE_CONTROL_START) {\r
+ unsigned long initial_status = SERVICE_STOPPED;\r
+ ret = StartService(service_handle, (unsigned long) argc, (const TCHAR **) argv);\r
+ error = GetLastError();\r
+ CloseServiceHandle(services);\r
+\r
+ if (error == ERROR_IO_PENDING) {\r
+ /*\r
+ Older versions of Windows return immediately with ERROR_IO_PENDING\r
+ indicate that the operation is still in progress. Newer versions\r
+ will return it if there really is a delay.\r
+ */\r
+ ret = 1;\r
+ error = ERROR_SUCCESS;\r
+ }\r
+\r
+ if (ret) {\r
+ int response = await_service_control_response(control, service_handle, &service_status, initial_status);\r
+ CloseHandle(service_handle);\r
+\r
+ if (response) {\r
+ print_message(stderr, NSSM_MESSAGE_BAD_CONTROL_RESPONSE, canonical_name, service_status_text(service_status.dwCurrentState), service_control_text(control));\r
+ return 1;\r
+ }\r
+ else _tprintf(_T("%s: %s: %s"), canonical_name, service_control_text(control), error_string(error));\r
+ return 0;\r
+ }\r
+ else {\r
+ CloseHandle(service_handle);\r
+ _ftprintf(stderr, _T("%s: %s: %s"), canonical_name, service_control_text(control), error_string(error));\r
+ return 1;\r
+ }\r
+ }\r
+ else if (control == SERVICE_CONTROL_INTERROGATE) {\r
+ /*\r
+ We could actually send an INTERROGATE control but that won't return\r
+ any information if the service is stopped and we don't care about\r
+ the extra details it might give us in any case. So we'll fake it.\r
+ */\r
+ ret = QueryServiceStatus(service_handle, &service_status);\r
+ error = GetLastError();\r
+\r
+ if (ret) {\r
+ _tprintf(_T("%s\n"), service_status_text(service_status.dwCurrentState));\r
+ return 0;\r
+ }\r
+ else {\r
+ _ftprintf(stderr, _T("%s: %s\n"), canonical_name, error_string(error));\r
+ return 1;\r
+ }\r
+ }\r
+ else {\r
+ ret = ControlService(service_handle, control, &service_status);\r
+ unsigned long initial_status = service_status.dwCurrentState;\r
+ error = GetLastError();\r
+ CloseServiceHandle(services);\r
+\r
+ if (error == ERROR_IO_PENDING) {\r
+ ret = 1;\r
+ error = ERROR_SUCCESS;\r
+ }\r
+\r
+ if (ret) {\r
+ int response = await_service_control_response(control, service_handle, &service_status, initial_status);\r
+ CloseHandle(service_handle);\r
+\r
+ if (response) {\r
+ print_message(stderr, NSSM_MESSAGE_BAD_CONTROL_RESPONSE, canonical_name, service_status_text(service_status.dwCurrentState), service_control_text(control));\r
+ return 1;\r
+ }\r
+ else _tprintf(_T("%s: %s: %s"), canonical_name, service_control_text(control), error_string(error));\r
+ return 0;\r
+ }\r
+ else {\r
+ CloseHandle(service_handle);\r
+ _ftprintf(stderr, _T("%s: %s: %s"), canonical_name, service_control_text(control), error_string(error));\r
+ return 1;\r
+ }\r
+ }\r
+}\r
+\r
/* Remove the service */\r
-int remove_service(char *name) {\r
+int remove_service(nssm_service_t *service) {\r
+ if (! service) return 1;\r
+\r
/* Open service manager */\r
SC_HANDLE services = open_service_manager();\r
if (! services) {\r
- fprintf(stderr, "Error opening service manager!\n");\r
+ print_message(stderr, NSSM_MESSAGE_OPEN_SERVICE_MANAGER_FAILED);\r
return 2;\r
}\r
- \r
+\r
/* Try to open the service */\r
- SC_HANDLE service = OpenService(services, name, SC_MANAGER_ALL_ACCESS);\r
- if (! service) {\r
- fprintf(stderr, "Can't open service!");\r
+ service->handle = open_service(services, service->name, service->name, _countof(service->name));\r
+ if (! service->handle) {\r
CloseServiceHandle(services);\r
return 3;\r
}\r
\r
+ /* Get the canonical service name. We open it case insensitively. */\r
+ unsigned long bufsize = _countof(service->displayname);\r
+ GetServiceDisplayName(services, service->name, service->displayname, &bufsize);\r
+ bufsize = _countof(service->name);\r
+ GetServiceKeyName(services, service->displayname, service->name, &bufsize);\r
+\r
/* Try to delete the service */\r
- if (! DeleteService(service)) {\r
- fprintf(stderr, "Error deleting service!\n");\r
- CloseServiceHandle(service);\r
+ if (! DeleteService(service->handle)) {\r
+ print_message(stderr, NSSM_MESSAGE_DELETESERVICE_FAILED);\r
CloseServiceHandle(services);\r
return 4;\r
}\r
\r
/* Cleanup */\r
- CloseServiceHandle(service);\r
CloseServiceHandle(services);\r
\r
- printf("Service \"%s\" removed successfully!\n", name);\r
+ print_message(stdout, NSSM_MESSAGE_SERVICE_REMOVED, service->name);\r
return 0;\r
}\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
- log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, "service_name", "service_main()", 0);\r
+void WINAPI service_main(unsigned long argc, TCHAR **argv) {\r
+ nssm_service_t *service = alloc_nssm_service();\r
+ if (! service) return;\r
+\r
+ if (_sntprintf_s(service->name, _countof(service->name), _TRUNCATE, _T("%s"), argv[0]) < 0) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("service->name"), _T("service_main()"), 0);\r
return;\r
}\r
\r
+ /* We can use a condition variable in a critical section on Vista or later. */\r
+ if (imports.SleepConditionVariableCS && imports.WakeConditionVariable) use_critical_section = true;\r
+ else use_critical_section = false;\r
+\r
/* Initialise status */\r
- ZeroMemory(&service_status, sizeof(service_status));\r
- service_status.dwServiceType = SERVICE_WIN32_OWN_PROCESS | SERVICE_INTERACTIVE_PROCESS;\r
- service_status.dwControlsAccepted = SERVICE_ACCEPT_SHUTDOWN | SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE;\r
- service_status.dwWin32ExitCode = NO_ERROR;\r
- service_status.dwServiceSpecificExitCode = 0;\r
- service_status.dwCheckPoint = 0;\r
- service_status.dwWaitHint = NSSM_WAITHINT_MARGIN;\r
+ ZeroMemory(&service->status, sizeof(service->status));\r
+ service->status.dwServiceType = SERVICE_WIN32_OWN_PROCESS | SERVICE_INTERACTIVE_PROCESS;\r
+ service->status.dwControlsAccepted = SERVICE_ACCEPT_SHUTDOWN | SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE;\r
+ service->status.dwWin32ExitCode = NO_ERROR;\r
+ service->status.dwServiceSpecificExitCode = 0;\r
+ service->status.dwCheckPoint = 0;\r
+ service->status.dwWaitHint = NSSM_WAITHINT_MARGIN;\r
\r
/* Signal we AREN'T running the server */\r
- process_handle = 0;\r
- pid = 0;\r
+ service->process_handle = 0;\r
+ service->pid = 0;\r
\r
/* Register control handler */\r
- service_handle = RegisterServiceCtrlHandlerEx(NSSM, service_control_handler, 0);\r
- if (! service_handle) {\r
+ service->status_handle = RegisterServiceCtrlHandlerEx(NSSM, service_control_handler, (void *) service);\r
+ if (! service->status_handle) {\r
log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_REGISTERSERVICECTRLHANDER_FAILED, error_string(GetLastError()), 0);\r
return;\r
}\r
\r
- service_status.dwCurrentState = SERVICE_START_PENDING;\r
- service_status.dwWaitHint = NSSM_RESET_THROTTLE_RESTART + NSSM_WAITHINT_MARGIN;\r
- SetServiceStatus(service_handle, &service_status);\r
+ log_service_control(service->name, 0, true);\r
+\r
+ service->status.dwCurrentState = SERVICE_START_PENDING;\r
+ service->status.dwWaitHint = service->throttle_delay + NSSM_WAITHINT_MARGIN;\r
+ SetServiceStatus(service->status_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(service->name, exit_action_strings[0], false);\r
\r
- set_service_recovery(service_name);\r
+ SC_HANDLE services = open_service_manager();\r
+ if (services) {\r
+ service->handle = OpenService(services, service->name, SC_MANAGER_ALL_ACCESS);\r
+ set_service_recovery(service);\r
+ CloseServiceHandle(services);\r
+ }\r
+ }\r
\r
/* Used for signalling a resume if the service pauses when throttled. */\r
- InitializeCriticalSection(&throttle_section);\r
+ if (use_critical_section) {\r
+ InitializeCriticalSection(&service->throttle_section);\r
+ service->throttle_section_initialised = true;\r
+ }\r
+ else {\r
+ service->throttle_timer = CreateWaitableTimer(0, 1, 0);\r
+ if (! service->throttle_timer) {\r
+ log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_CREATEWAITABLETIMER_FAILED, service->name, error_string(GetLastError()), 0);\r
+ }\r
+ }\r
\r
- monitor_service();\r
+ monitor_service(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
+void set_service_recovery(nssm_service_t *service) {\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->handle, 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_SERVICE_CONFIG_FAILURE_ACTIONS_FAILED, service->name, error_string(error), 0);\r
+ }\r
+ }\r
}\r
\r
-int monitor_service() {\r
+int monitor_service(nssm_service_t *service) {\r
/* Set service status to started */\r
- int ret = start_service();\r
+ int ret = start_service(service);\r
if (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
+ TCHAR code[16];\r
+ _sntprintf_s(code, _countof(code), _TRUNCATE, _T("%d"), ret);\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_START_SERVICE_FAILED, service->exe, service->name, ret, 0);\r
return ret;\r
}\r
- log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_STARTED_SERVICE, exe, flags, service_name, dir, 0);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_STARTED_SERVICE, service->exe, service->flags, service->name, service->dir, 0);\r
\r
- /* Monitor service service */\r
- if (! RegisterWaitForSingleObject(&wait_handle, process_handle, end_service, (void *) pid, INFINITE, WT_EXECUTEONLYONCE | WT_EXECUTELONGFUNCTION)) {\r
- log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_REGISTERWAITFORSINGLEOBJECT_FAILED, service_name, exe, error_string(GetLastError()), 0);\r
+ /* Monitor service */\r
+ if (! RegisterWaitForSingleObject(&service->wait_handle, service->process_handle, end_service, (void *) service, INFINITE, WT_EXECUTEONLYONCE | WT_EXECUTELONGFUNCTION)) {\r
+ log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_REGISTERWAITFORSINGLEOBJECT_FAILED, service->name, service->exe, error_string(GetLastError()), 0);\r
}\r
\r
return 0;\r
}\r
\r
+TCHAR *service_control_text(unsigned long control) {\r
+ switch (control) {\r
+ /* HACK: there is no SERVICE_CONTROL_START constant */\r
+ case NSSM_SERVICE_CONTROL_START: return _T("START");\r
+ case SERVICE_CONTROL_STOP: return _T("STOP");\r
+ case SERVICE_CONTROL_SHUTDOWN: return _T("SHUTDOWN");\r
+ case SERVICE_CONTROL_PAUSE: return _T("PAUSE");\r
+ case SERVICE_CONTROL_CONTINUE: return _T("CONTINUE");\r
+ case SERVICE_CONTROL_INTERROGATE: return _T("INTERROGATE");\r
+ case NSSM_SERVICE_CONTROL_ROTATE: return _T("ROTATE");\r
+ default: return 0;\r
+ }\r
+}\r
+\r
+TCHAR *service_status_text(unsigned long status) {\r
+ switch (status) {\r
+ case SERVICE_STOPPED: return _T("SERVICE_STOPPED");\r
+ case SERVICE_START_PENDING: return _T("SERVICE_START_PENDING");\r
+ case SERVICE_STOP_PENDING: return _T("SERVICE_STOP_PENDING");\r
+ case SERVICE_RUNNING: return _T("SERVICE_RUNNING");\r
+ case SERVICE_CONTINUE_PENDING: return _T("SERVICE_CONTINUE_PENDING");\r
+ case SERVICE_PAUSE_PENDING: return _T("SERVICE_PAUSE_PENDING");\r
+ case SERVICE_PAUSED: return _T("SERVICE_PAUSED");\r
+ default: return 0;\r
+ }\r
+}\r
+\r
+void log_service_control(TCHAR *service_name, unsigned long control, bool handled) {\r
+ TCHAR *text = service_control_text(control);\r
+ unsigned long event;\r
+\r
+ if (! text) {\r
+ /* "0x" + 8 x hex + NULL */\r
+ text = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, 11 * sizeof(TCHAR));\r
+ if (! text) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("control code"), _T("log_service_control()"), 0);\r
+ return;\r
+ }\r
+ if (_sntprintf_s(text, 11, _TRUNCATE, _T("0x%08x"), control) < 0) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("control code"), _T("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
+ nssm_service_t *service = (nssm_service_t *) context;\r
+\r
switch (control) {\r
+ case SERVICE_CONTROL_INTERROGATE:\r
+ /* We always keep the service status up-to-date so this is a no-op. */\r
+ return NO_ERROR;\r
+\r
case SERVICE_CONTROL_SHUTDOWN:\r
case SERVICE_CONTROL_STOP:\r
- stop_service(0, true, true);\r
+ log_service_control(service->name, control, true);\r
+ /*\r
+ We MUST acknowledge the stop request promptly but we're committed to\r
+ waiting for the application to exit. Spawn a new thread to wait\r
+ while we acknowledge the request.\r
+ */\r
+ if (! CreateThread(NULL, 0, shutdown_service, context, 0, NULL)) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATETHREAD_FAILED, error_string(GetLastError()), 0);\r
+\r
+ /*\r
+ We couldn't create a thread to tidy up so we'll have to force the tidyup\r
+ to complete in time in this thread.\r
+ */\r
+ service->kill_console_delay = NSSM_KILL_CONSOLE_GRACE_PERIOD;\r
+ service->kill_window_delay = NSSM_KILL_WINDOW_GRACE_PERIOD;\r
+ service->kill_threads_delay = NSSM_KILL_THREADS_GRACE_PERIOD;\r
+\r
+ stop_service(service, 0, true, true);\r
+ }\r
return NO_ERROR;\r
\r
case SERVICE_CONTROL_CONTINUE:\r
- throttle = 0;\r
- WakeConditionVariable(&throttle_condition);\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
- SetServiceStatus(service_handle, &service_status);\r
+ log_service_control(service->name, control, true);\r
+ service->throttle = 0;\r
+ if (use_critical_section) imports.WakeConditionVariable(&service->throttle_condition);\r
+ else {\r
+ if (! service->throttle_timer) return ERROR_CALL_NOT_IMPLEMENTED;\r
+ ZeroMemory(&service->throttle_duetime, sizeof(service->throttle_duetime));\r
+ SetWaitableTimer(service->throttle_timer, &service->throttle_duetime, 0, 0, 0, 0);\r
+ }\r
+ /* We can't continue if the application is running! */\r
+ if (! service->process_handle) service->status.dwCurrentState = SERVICE_CONTINUE_PENDING;\r
+ service->status.dwWaitHint = throttle_milliseconds(service->throttle) + NSSM_WAITHINT_MARGIN;\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_RESET_THROTTLE, service->name, 0);\r
+ SetServiceStatus(service->status_handle, &service->status);\r
return NO_ERROR;\r
\r
case SERVICE_CONTROL_PAUSE:\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
+ case NSSM_SERVICE_CONTROL_ROTATE:\r
+ log_service_control(service->name, control, true);\r
+ if (service->rotate_stdout_online == NSSM_ROTATE_ONLINE) service->rotate_stdout_online = NSSM_ROTATE_ONLINE_ASAP;\r
+ if (service->rotate_stderr_online == NSSM_ROTATE_ONLINE) service->rotate_stderr_online = NSSM_ROTATE_ONLINE_ASAP;\r
+ return NO_ERROR;\r
}\r
\r
/* Unknown control */\r
+ log_service_control(service->name, control, false);\r
return ERROR_CALL_NOT_IMPLEMENTED;\r
}\r
\r
/* Start the service */\r
-int start_service() {\r
- stopping = false;\r
+int start_service(nssm_service_t *service) {\r
+ service->stopping = false;\r
+ service->allow_restart = true;\r
\r
- if (process_handle) return 0;\r
+ if (service->process_handle) return 0;\r
\r
/* Allocate a STARTUPINFO structure for a new process */\r
STARTUPINFO si;\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
+ int ret = get_parameters(service, &si);\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
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_GET_PARAMETERS_FAILED, service->name, 0);\r
+ return stop_service(service, 2, true, true);\r
}\r
\r
/* Launch executable with arguments */\r
- char cmd[CMD_LENGTH];\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
+ TCHAR cmd[CMD_LENGTH];\r
+ if (_sntprintf_s(cmd, _countof(cmd), _TRUNCATE, _T("\"%s\" %s"), service->exe, service->flags) < 0) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("command line"), _T("start_service"), 0);\r
+ close_output_handles(&si);\r
+ return stop_service(service, 2, true, true);\r
}\r
\r
- throttle_restart();\r
+ throttle_restart(service);\r
+\r
+ bool inherit_handles = false;\r
+ if (si.dwFlags & STARTF_USESTDHANDLES) inherit_handles = true;\r
+ unsigned long flags = service->priority & priority_mask();\r
+ if (service->affinity) flags |= CREATE_SUSPENDED;\r
+#ifdef UNICODE\r
+ flags |= CREATE_UNICODE_ENVIRONMENT;\r
+#endif\r
+ if (! CreateProcess(0, cmd, 0, 0, inherit_handles, flags, service->env, service->dir, &si, &pi)) {\r
+ unsigned long exitcode = 3;\r
+ unsigned long error = GetLastError();\r
+ if (error == ERROR_INVALID_PARAMETER && service->env) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEPROCESS_FAILED_INVALID_ENVIRONMENT, service->name, service->exe, NSSM_REG_ENV, 0);\r
+ if (test_environment(service->env)) exitcode = 4;\r
+ }\r
+ else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEPROCESS_FAILED, service->name, service->exe, error_string(error), 0);\r
+ close_output_handles(&si);\r
+ return stop_service(service, exitcode, true, true);\r
+ }\r
+ service->process_handle = pi.hProcess;\r
+ service->pid = pi.dwProcessId;\r
+\r
+ if (get_process_creation_time(service->process_handle, &service->creation_time)) ZeroMemory(&service->creation_time, sizeof(service->creation_time));\r
+\r
+ close_output_handles(&si);\r
+\r
+ if (service->affinity) {\r
+ /*\r
+ We are explicitly storing service->affinity as a 64-bit unsigned integer\r
+ so that we can parse it regardless of whether we're running in 32-bit\r
+ or 64-bit mode. The arguments to SetProcessAffinityMask(), however, are\r
+ defined as type DWORD_PTR and hence limited to 32 bits on a 32-bit system\r
+ (or when running the 32-bit NSSM).\r
+\r
+ The result is a lot of seemingly-unnecessary casting throughout the code\r
+ and potentially confusion when we actually try to start the service.\r
+ Having said that, however, it's unlikely that we're actually going to\r
+ run in 32-bit mode on a system which has more than 32 CPUs so the\r
+ likelihood of seeing a confusing situation is somewhat diminished.\r
+ */\r
+ DWORD_PTR affinity, system_affinity;\r
+\r
+ if (GetProcessAffinityMask(service->process_handle, &affinity, &system_affinity)) affinity = service->affinity & system_affinity;\r
+ else {\r
+ affinity = (DWORD_PTR) service->affinity;\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_GETPROCESSAFFINITYMASK_FAILED, service->name, error_string(GetLastError()), 0);\r
+ }\r
+\r
+ if (! SetProcessAffinityMask(service->process_handle, affinity)) {\r
+ log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_SETPROCESSAFFINITYMASK_FAILED, service->name, error_string(GetLastError()), 0);\r
+ }\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
- return stop_service(3, true, true);\r
+ ResumeThread(pi.hThread);\r
+ }\r
+\r
+ /*\r
+ Wait for a clean startup before changing the service status to RUNNING\r
+ but be mindful of the fact that we are blocking the service control manager\r
+ so abandon the wait before too much time has elapsed.\r
+ */\r
+ unsigned long delay = service->throttle_delay;\r
+ if (delay > NSSM_SERVICE_STATUS_DEADLINE) {\r
+ TCHAR delay_milliseconds[16];\r
+ _sntprintf_s(delay_milliseconds, _countof(delay_milliseconds), _TRUNCATE, _T("%lu"), delay);\r
+ TCHAR deadline_milliseconds[16];\r
+ _sntprintf_s(deadline_milliseconds, _countof(deadline_milliseconds), _TRUNCATE, _T("%lu"), NSSM_SERVICE_STATUS_DEADLINE);\r
+ log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_STARTUP_DELAY_TOO_LONG, service->name, delay_milliseconds, NSSM, deadline_milliseconds, 0);\r
+ delay = NSSM_SERVICE_STATUS_DEADLINE;\r
}\r
- process_handle = pi.hProcess;\r
- pid = pi.dwProcessId;\r
+ unsigned long deadline = WaitForSingleObject(service->process_handle, delay);\r
\r
/* Signal successful start */\r
- service_status.dwCurrentState = SERVICE_RUNNING;\r
- SetServiceStatus(service_handle, &service_status);\r
+ service->status.dwCurrentState = SERVICE_RUNNING;\r
+ SetServiceStatus(service->status_handle, &service->status);\r
\r
- /* Wait for a clean startup. */\r
- if (WaitForSingleObject(process_handle, NSSM_RESET_THROTTLE_RESTART) == WAIT_TIMEOUT) throttle = 0;\r
+ /* Continue waiting for a clean startup. */\r
+ if (deadline == WAIT_TIMEOUT) {\r
+ if (service->throttle_delay > delay) {\r
+ if (WaitForSingleObject(service->process_handle, service->throttle_delay - delay) == WAIT_TIMEOUT) service->throttle = 0;\r
+ }\r
+ else service->throttle = 0;\r
+ }\r
+\r
+ /* Ensure the restart delay is always applied. */\r
+ if (service->restart_delay && ! service->throttle) service->throttle++;\r
\r
return 0;\r
}\r
\r
/* Stop the service */\r
-int stop_service(unsigned long exitcode, bool graceful, bool default_action) {\r
+int stop_service(nssm_service_t *service, unsigned long exitcode, bool graceful, bool default_action) {\r
+ service->allow_restart = false;\r
+ if (service->wait_handle) {\r
+ UnregisterWait(service->wait_handle);\r
+ service->wait_handle = 0;\r
+ }\r
+\r
+ service->rotate_stdout_online = service->rotate_stderr_online = NSSM_ROTATE_OFFLINE;\r
+\r
if (default_action && ! exitcode && ! graceful) {\r
- log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_GRACEFUL_SUICIDE, service_name, exe, exit_action_strings[NSSM_EXIT_UNCLEAN], exit_action_strings[NSSM_EXIT_UNCLEAN], exit_action_strings[NSSM_EXIT_UNCLEAN], exit_action_strings[NSSM_EXIT_REALLY] ,0);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_GRACEFUL_SUICIDE, service->name, service->exe, exit_action_strings[NSSM_EXIT_UNCLEAN], exit_action_strings[NSSM_EXIT_UNCLEAN], exit_action_strings[NSSM_EXIT_UNCLEAN], exit_action_strings[NSSM_EXIT_REALLY], 0);\r
graceful = true;\r
}\r
\r
/* Signal we are stopping */\r
if (graceful) {\r
- service_status.dwCurrentState = SERVICE_STOP_PENDING;\r
- service_status.dwWaitHint = NSSM_KILL_WINDOW_GRACE_PERIOD + NSSM_KILL_THREADS_GRACE_PERIOD + NSSM_WAITHINT_MARGIN;\r
- SetServiceStatus(service_handle, &service_status);\r
+ service->status.dwCurrentState = SERVICE_STOP_PENDING;\r
+ service->status.dwWaitHint = NSSM_WAITHINT_MARGIN;\r
+ SetServiceStatus(service->status_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
- kill_process(service_name, process_handle, pid, 0);\r
- process_handle = 0;\r
+ /* Nothing to do if service isn't running */\r
+ if (service->pid) {\r
+ /* Shut down service */\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_TERMINATEPROCESS, service->name, service->exe, 0);\r
+ kill_process(service, service->process_handle, service->pid, 0);\r
}\r
- else log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_PROCESS_ALREADY_STOPPED, service_name, exe, 0);\r
+ else log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_PROCESS_ALREADY_STOPPED, service->name, service->exe, 0);\r
\r
- end_service((void *) pid, true);\r
+ end_service((void *) service, true);\r
\r
/* Signal we stopped */\r
if (graceful) {\r
- service_status.dwCurrentState = SERVICE_STOPPED;\r
+ service->status.dwCurrentState = SERVICE_STOPPED;\r
if (exitcode) {\r
- service_status.dwWin32ExitCode = ERROR_SERVICE_SPECIFIC_ERROR;\r
- service_status.dwServiceSpecificExitCode = 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
+ service->status.dwWin32ExitCode = NO_ERROR;\r
+ service->status.dwServiceSpecificExitCode = 0;\r
}\r
- SetServiceStatus(service_handle, &service_status);\r
+ SetServiceStatus(service->status_handle, &service->status);\r
}\r
\r
return exitcode;\r
\r
/* Callback function triggered when the server exits */\r
void CALLBACK end_service(void *arg, unsigned char why) {\r
- if (stopping) return;\r
+ nssm_service_t *service = (nssm_service_t *) arg;\r
+\r
+ if (service->stopping) return;\r
\r
- stopping = true;\r
+ service->stopping = true;\r
\r
- pid = (unsigned long) arg;\r
+ service->rotate_stdout_online = service->rotate_stderr_online = NSSM_ROTATE_OFFLINE;\r
\r
/* Check exit code */\r
unsigned long exitcode = 0;\r
- GetExitCodeProcess(process_handle, &exitcode);\r
+ TCHAR code[16];\r
+ if (service->process_handle) {\r
+ GetExitCodeProcess(service->process_handle, &exitcode);\r
+ if (exitcode == STILL_ACTIVE || get_process_exit_time(service->process_handle, &service->exit_time)) GetSystemTimeAsFileTime(&service->exit_time);\r
+ CloseHandle(service->process_handle);\r
+ }\r
+ else GetSystemTimeAsFileTime(&service->exit_time);\r
+\r
+ service->process_handle = 0;\r
+\r
+ /*\r
+ Log that the service ended BEFORE logging about killing the process\r
+ tree. See below for the possible values of the why argument.\r
+ */\r
+ if (! why) {\r
+ _sntprintf_s(code, _countof(code), _TRUNCATE, _T("%lu"), exitcode);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_ENDED_SERVICE, service->exe, service->name, code, 0);\r
+ }\r
\r
/* Clean up. */\r
- kill_process_tree(service_name, pid, exitcode, pid);\r
+ if (exitcode == STILL_ACTIVE) exitcode = 0;\r
+ if (service->pid) kill_process_tree(service, service->pid, exitcode, service->pid);\r
+ service->pid = 0;\r
\r
/*\r
The why argument is true if our wait timed out or false otherwise.\r
this is a controlled shutdown, and don't take any restart action.\r
*/\r
if (why) return;\r
-\r
- char code[16];\r
- _snprintf(code, sizeof(code), "%d", exitcode);\r
- log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_ENDED_SERVICE, exe, service_name, code, 0);\r
+ if (! service->allow_restart) return;\r
\r
/* What action should we take? */\r
int action = NSSM_EXIT_RESTART;\r
- unsigned char action_string[ACTION_LEN];\r
+ TCHAR action_string[ACTION_LEN];\r
bool default_action;\r
- if (! get_exit_action(service_name, &exitcode, action_string, &default_action)) {\r
+ if (! get_exit_action(service->name, &exitcode, action_string, &default_action)) {\r
for (int i = 0; exit_action_strings[i]; i++) {\r
- if (! _strnicmp((const char *) action_string, exit_action_strings[i], ACTION_LEN)) {\r
+ if (! _tcsnicmp((const TCHAR *) action_string, exit_action_strings[i], ACTION_LEN)) {\r
action = i;\r
break;\r
}\r
}\r
}\r
\r
- process_handle = 0;\r
- pid = 0;\r
switch (action) {\r
/* Try to restart the service or return failure code to service manager */\r
case NSSM_EXIT_RESTART:\r
- log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_RESTART, service_name, code, exit_action_strings[action], exe, 0);\r
- while (monitor_service()) {\r
- log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_RESTART_SERVICE_FAILED, exe, service_name, 0);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_RESTART, service->name, code, exit_action_strings[action], service->exe, 0);\r
+ while (monitor_service(service)) {\r
+ log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_RESTART_SERVICE_FAILED, service->exe, service->name, 0);\r
Sleep(30000);\r
}\r
break;\r
\r
/* Do nothing, just like srvany would */\r
case NSSM_EXIT_IGNORE:\r
- log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_IGNORE, service_name, code, exit_action_strings[action], exe, 0);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_IGNORE, service->name, code, exit_action_strings[action], service->exe, 0);\r
Sleep(INFINITE);\r
break;\r
\r
/* Tell the service manager we are finished */\r
case NSSM_EXIT_REALLY:\r
- log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_REALLY, service_name, code, exit_action_strings[action], 0);\r
- stop_service(exitcode, true, default_action);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_REALLY, service->name, code, exit_action_strings[action], 0);\r
+ stop_service(service, exitcode, true, default_action);\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(exitcode, false, default_action));\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_EXIT_UNCLEAN, service->name, code, exit_action_strings[action], 0);\r
+ stop_service(service, exitcode, false, default_action);\r
+ free_imports();\r
+ exit(exitcode);\r
break;\r
}\r
}\r
\r
-void throttle_restart() {\r
+void throttle_restart(nssm_service_t *service) {\r
/* This can't be a restart if the service is already running. */\r
- if (! throttle++) return;\r
+ if (! service->throttle++) return;\r
\r
- int ms = throttle_milliseconds();\r
+ unsigned long ms;\r
+ unsigned long throttle_ms = throttle_milliseconds(service->throttle);\r
+ TCHAR threshold[8], milliseconds[8];\r
\r
- if (throttle > 7) throttle = 8;\r
+ if (service->restart_delay > throttle_ms) ms = service->restart_delay;\r
+ else ms = throttle_ms;\r
\r
- char threshold[8], milliseconds[8];\r
- _snprintf(threshold, sizeof(threshold), "%d", NSSM_RESET_THROTTLE_RESTART);\r
- _snprintf(milliseconds, sizeof(milliseconds), "%d", ms);\r
- log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_THROTTLED, service_name, threshold, milliseconds, 0);\r
+ if (service->throttle > 7) service->throttle = 8;\r
\r
- EnterCriticalSection(&throttle_section);\r
+ _sntprintf_s(milliseconds, _countof(milliseconds), _TRUNCATE, _T("%lu"), ms);\r
\r
- service_status.dwCurrentState = SERVICE_PAUSED;\r
- SetServiceStatus(service_handle, &service_status);\r
+ if (service->throttle == 1 && service->restart_delay > throttle_ms) log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_RESTART_DELAY, service->name, milliseconds, 0);\r
+ else {\r
+ _sntprintf_s(threshold, _countof(threshold), _TRUNCATE, _T("%lu"), service->throttle_delay);\r
+ log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_THROTTLED, service->name, threshold, milliseconds, 0);\r
+ }\r
\r
- SleepConditionVariableCS(&throttle_condition, &throttle_section, ms);\r
+ if (use_critical_section) EnterCriticalSection(&service->throttle_section);\r
+ else if (service->throttle_timer) {\r
+ ZeroMemory(&service->throttle_duetime, sizeof(service->throttle_duetime));\r
+ service->throttle_duetime.QuadPart = 0 - (ms * 10000LL);\r
+ SetWaitableTimer(service->throttle_timer, &service->throttle_duetime, 0, 0, 0, 0);\r
+ }\r
+\r
+ service->status.dwCurrentState = SERVICE_PAUSED;\r
+ SetServiceStatus(service->status_handle, &service->status);\r
\r
- LeaveCriticalSection(&throttle_section);\r
+ if (use_critical_section) {\r
+ imports.SleepConditionVariableCS(&service->throttle_condition, &service->throttle_section, ms);\r
+ LeaveCriticalSection(&service->throttle_section);\r
+ }\r
+ else {\r
+ if (service->throttle_timer) WaitForSingleObject(service->throttle_timer, INFINITE);\r
+ else Sleep(ms);\r
+ }\r
+}\r
+\r
+/*\r
+ When responding to a stop (or any other) request we need to set dwWaitHint to\r
+ the number of milliseconds we expect the operation to take, and optionally\r
+ increase dwCheckPoint. If dwWaitHint milliseconds elapses without the\r
+ operation completing or dwCheckPoint increasing, the system will consider the\r
+ service to be hung.\r
+\r
+ However the system will consider the service to be hung after 30000\r
+ milliseconds regardless of the value of dwWaitHint if dwCheckPoint has not\r
+ changed. Therefore if we want to wait longer than that we must periodically\r
+ increase dwCheckPoint.\r
+\r
+ Furthermore, it will consider the service to be hung after 60000 milliseconds\r
+ regardless of the value of dwCheckPoint unless dwWaitHint is increased every\r
+ time dwCheckPoint is also increased.\r
+\r
+ Our strategy then is to retrieve the initial dwWaitHint and wait for\r
+ NSSM_SERVICE_STATUS_DEADLINE milliseconds. If the process is still running\r
+ and we haven't finished waiting we increment dwCheckPoint and add whichever is\r
+ smaller of NSSM_SERVICE_STATUS_DEADLINE or the remaining timeout to\r
+ dwWaitHint.\r
+\r
+ Only doing both these things will prevent the system from killing the service.\r
+\r
+ Returns: 1 if the wait timed out.\r
+ 0 if the wait completed.\r
+ -1 on error.\r
+*/\r
+int await_shutdown(nssm_service_t *service, TCHAR *function_name, unsigned long timeout) {\r
+ unsigned long interval;\r
+ unsigned long waithint;\r
+ unsigned long ret;\r
+ unsigned long waited;\r
+ TCHAR interval_milliseconds[16];\r
+ TCHAR timeout_milliseconds[16];\r
+ TCHAR waited_milliseconds[16];\r
+ TCHAR *function = function_name;\r
+\r
+ /* Add brackets to function name. */\r
+ size_t funclen = _tcslen(function_name) + 3;\r
+ TCHAR *func = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, funclen * sizeof(TCHAR));\r
+ if (func) {\r
+ if (_sntprintf_s(func, funclen, _TRUNCATE, _T("%s()"), function_name) > -1) function = func;\r
+ }\r
+\r
+ _sntprintf_s(timeout_milliseconds, _countof(timeout_milliseconds), _TRUNCATE, _T("%lu"), timeout);\r
+\r
+ waithint = service->status.dwWaitHint;\r
+ waited = 0;\r
+ while (waited < timeout) {\r
+ interval = timeout - waited;\r
+ if (interval > NSSM_SERVICE_STATUS_DEADLINE) interval = NSSM_SERVICE_STATUS_DEADLINE;\r
+\r
+ service->status.dwCurrentState = SERVICE_STOP_PENDING;\r
+ service->status.dwWaitHint += interval;\r
+ service->status.dwCheckPoint++;\r
+ SetServiceStatus(service->status_handle, &service->status);\r
+\r
+ if (waited) {\r
+ _sntprintf_s(waited_milliseconds, _countof(waited_milliseconds), _TRUNCATE, _T("%lu"), waited);\r
+ _sntprintf_s(interval_milliseconds, _countof(interval_milliseconds), _TRUNCATE, _T("%lu"), interval);\r
+ log_event(EVENTLOG_INFORMATION_TYPE, NSSM_EVENT_AWAITING_SHUTDOWN, function, service->name, waited_milliseconds, interval_milliseconds, timeout_milliseconds, 0);\r
+ }\r
+\r
+ switch (WaitForSingleObject(service->process_handle, interval)) {\r
+ case WAIT_OBJECT_0:\r
+ ret = 0;\r
+ goto awaited;\r
+\r
+ case WAIT_TIMEOUT:\r
+ ret = 1;\r
+ break;\r
+\r
+ default:\r
+ ret = -1;\r
+ goto awaited;\r
+ }\r
+\r
+ waited += interval;\r
+ }\r
+\r
+awaited:\r
+ if (func) HeapFree(GetProcessHeap(), 0, func);\r
+\r
+ return ret;\r
}\r