return 1;\r
}\r
\r
-HANDLE append_to_file(TCHAR *path, unsigned long sharing, SECURITY_ATTRIBUTES *attributes, unsigned long disposition, unsigned long flags) {\r
- HANDLE ret;\r
-\r
- /* Try to append to the file first. */\r
- ret = CreateFile(path, FILE_APPEND_DATA, sharing, attributes, disposition, flags, 0);\r
+HANDLE write_to_file(TCHAR *path, unsigned long sharing, SECURITY_ATTRIBUTES *attributes, unsigned long disposition, unsigned long flags) {\r
+ HANDLE ret = CreateFile(path, FILE_WRITE_DATA, sharing, attributes, disposition, flags, 0);\r
if (ret) {\r
- SetEndOfFile(ret);\r
+ if (SetFilePointer(ret, 0, 0, FILE_END) != INVALID_SET_FILE_POINTER) SetEndOfFile(ret);\r
return ret;\r
}\r
\r
- unsigned long error = GetLastError();\r
- if (error != ERROR_FILE_NOT_FOUND) {\r
- log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEFILE_FAILED, path, error_string(error), 0);\r
- return (HANDLE) 0;\r
- }\r
-\r
- /* It didn't exist. Create it. */\r
- ret = CreateFile(path, FILE_WRITE_DATA, sharing, attributes, disposition, flags, 0);\r
- if (! ret) log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEFILE_FAILED, path, error_string(GetLastError()), 0);\r
-\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEFILE_FAILED, path, error_string(GetLastError()), 0);\r
return ret;\r
}\r
\r
ZeroMemory(&attributes, sizeof(attributes));\r
attributes.bInheritHandle = true;\r
\r
- /* stdin */\r
- if (get_createfile_parameters(key, NSSM_REG_STDIN, service->stdin_path, &service->stdin_sharing, NSSM_STDIN_SHARING, &service->stdin_disposition, NSSM_STDIN_DISPOSITION, &service->stdin_flags, NSSM_STDIN_FLAGS)) {\r
- service->stdin_sharing = service->stdin_disposition = service->stdin_flags = 0;\r
- ZeroMemory(service->stdin_path, _countof(service->stdin_path) * sizeof(TCHAR));\r
- return 1;\r
- }\r
- if (si && service->stdin_path[0]) {\r
- si->hStdInput = CreateFile(service->stdin_path, FILE_READ_DATA, service->stdin_sharing, &attributes, service->stdin_disposition, service->stdin_flags, 0);\r
- if (! si->hStdInput) {\r
- log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEFILE_FAILED, service->stdin_path, error_string(GetLastError()), 0);\r
- return 2;\r
- }\r
- set_flags = true;\r
- }\r
-\r
/* stdout */\r
if (get_createfile_parameters(key, NSSM_REG_STDOUT, service->stdout_path, &service->stdout_sharing, NSSM_STDOUT_SHARING, &service->stdout_disposition, NSSM_STDOUT_DISPOSITION, &service->stdout_flags, NSSM_STDOUT_FLAGS)) {\r
service->stdout_sharing = service->stdout_disposition = service->stdout_flags = 0;\r
}\r
if (si && service->stdout_path[0]) {\r
if (service->rotate_files) rotate_file(service->name, service->stdout_path, service->rotate_seconds, service->rotate_bytes_low, service->rotate_bytes_high);\r
- HANDLE stdout_handle = append_to_file(service->stdout_path, service->stdout_sharing, 0, service->stdout_disposition, service->stdout_flags);\r
+ HANDLE stdout_handle = write_to_file(service->stdout_path, service->stdout_sharing, 0, service->stdout_disposition, service->stdout_flags);\r
if (! stdout_handle) return 4;\r
\r
if (service->rotate_files && service->rotate_stdout_online) {\r
}\r
else if (si) {\r
if (service->rotate_files) rotate_file(service->name, service->stderr_path, service->rotate_seconds, service->rotate_bytes_low, service->rotate_bytes_high);\r
- HANDLE stderr_handle = append_to_file(service->stderr_path, service->stderr_sharing, 0, service->stderr_disposition, service->stderr_flags);\r
+ HANDLE stderr_handle = write_to_file(service->stderr_path, service->stderr_sharing, 0, service->stderr_disposition, service->stderr_flags);\r
if (! stderr_handle) return 7;\r
\r
if (service->rotate_files && service->rotate_stderr_online) {\r
}\r
}\r
\r
+ /* stdin */\r
+ if (get_createfile_parameters(key, NSSM_REG_STDIN, service->stdin_path, &service->stdin_sharing, NSSM_STDIN_SHARING, &service->stdin_disposition, NSSM_STDIN_DISPOSITION, &service->stdin_flags, NSSM_STDIN_FLAGS)) {\r
+ service->stdin_sharing = service->stdin_disposition = service->stdin_flags = 0;\r
+ ZeroMemory(service->stdin_path, _countof(service->stdin_path) * sizeof(TCHAR));\r
+ return 1;\r
+ }\r
+ if (si && service->stdin_path[0]) {\r
+ if (str_equiv(service->stdin_path, _T("|"))) {\r
+ /* Fake stdin with a pipe. */\r
+ if (set_flags) {\r
+ /*\r
+ None of this is necessary if we aren't redirecting stdout and/or\r
+ stderr as well.\r
+\r
+ If we don't redirect any handles the application will start and be\r
+ quite happy with its console. If we start it with\r
+ STARTF_USESTDHANDLES set it will interpret a NULL value for\r
+ hStdInput as meaning no input. Because the service starts with\r
+ no stdin we can't just pass GetStdHandle(STD_INPUT_HANDLE) to\r
+ the application.\r
+\r
+ The only way we can successfully redirect the application's output\r
+ while preventing programs which exit after reading all input from\r
+ exiting prematurely is to create a pipe between ourselves and the\r
+ application but write nothing to it.\r
+ */\r
+ if (! CreatePipe(&si->hStdInput, &service->stdin_pipe, 0, 0)) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_STDIN_CREATEPIPE_FAILED, service->name, error_string(GetLastError()), 0);\r
+ return 2;\r
+ }\r
+ SetHandleInformation(si->hStdInput, HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT);\r
+ }\r
+ }\r
+ else {\r
+ si->hStdInput = CreateFile(service->stdin_path, FILE_READ_DATA, service->stdin_sharing, &attributes, service->stdin_disposition, service->stdin_flags, 0);\r
+ if (! si->hStdInput) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEFILE_FAILED, service->stdin_path, error_string(GetLastError()), 0);\r
+ return 2;\r
+ }\r
+\r
+ set_flags = true;\r
+ }\r
+ }\r
+\r
if (! set_flags) return 0;\r
\r
/*\r
}\r
\r
/* Reopen. */\r
- logger->write_handle = append_to_file(logger->path, logger->sharing, 0, logger->disposition, logger->flags);\r
+ logger->write_handle = write_to_file(logger->path, logger->sharing, 0, logger->disposition, logger->flags);\r
if (! logger->write_handle) {\r
error = GetLastError();\r
log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_CREATEFILE_FAILED, logger->path, error_string(error), 0);\r