diff options
Diffstat (limited to 'bin/bbackupd/Win32ServiceFunctions.cpp')
| -rw-r--r-- | bin/bbackupd/Win32ServiceFunctions.cpp | 184 |
1 files changed, 132 insertions, 52 deletions
diff --git a/bin/bbackupd/Win32ServiceFunctions.cpp b/bin/bbackupd/Win32ServiceFunctions.cpp index b74c7e09..1b50a7fa 100644 --- a/bin/bbackupd/Win32ServiceFunctions.cpp +++ b/bin/bbackupd/Win32ServiceFunctions.cpp @@ -93,28 +93,30 @@ void WINAPI ServiceControlHandler( DWORD controlCode ) // It also returns on any error because the // service cannot start if there is an eror. +static char* spConfigFileName; + VOID ServiceMain(DWORD argc, LPTSTR *argv) { - // initialise service status - gServiceStatus.dwServiceType = SERVICE_WIN32; - gServiceStatus.dwCurrentState = SERVICE_STOPPED; - gServiceStatus.dwControlsAccepted = 0; - gServiceStatus.dwWin32ExitCode = NO_ERROR; - gServiceStatus.dwServiceSpecificExitCode = NO_ERROR; - gServiceStatus.dwCheckPoint = 0; - gServiceStatus.dwWaitHint = 0; - - gServiceStatusHandle = RegisterServiceCtrlHandler(gServiceName, - ServiceControlHandler); - - if (gServiceStatusHandle) - { - // service is starting - gServiceStatus.dwCurrentState = SERVICE_START_PENDING; - SetServiceStatus(gServiceStatusHandle, &gServiceStatus); - - // do initialisation here - gStopServiceEvent = CreateEvent( 0, TRUE, FALSE, 0 ); + // initialise service status + gServiceStatus.dwServiceType = SERVICE_WIN32; + gServiceStatus.dwCurrentState = SERVICE_STOPPED; + gServiceStatus.dwControlsAccepted = 0; + gServiceStatus.dwWin32ExitCode = NO_ERROR; + gServiceStatus.dwServiceSpecificExitCode = NO_ERROR; + gServiceStatus.dwCheckPoint = 0; + gServiceStatus.dwWaitHint = 0; + + gServiceStatusHandle = RegisterServiceCtrlHandler(gServiceName, + ServiceControlHandler); + + if (gServiceStatusHandle) + { + // service is starting + gServiceStatus.dwCurrentState = SERVICE_START_PENDING; + SetServiceStatus(gServiceStatusHandle, &gServiceStatus); + + // do initialisation here + gStopServiceEvent = CreateEvent(0, TRUE, FALSE, 0); if (!gStopServiceEvent) { gServiceStatus.dwControlsAccepted &= @@ -129,7 +131,7 @@ VOID ServiceMain(DWORD argc, LPTSTR *argv) NULL, 0, RunService, - 0, + spConfigFileName, CREATE_SUSPENDED, NULL); @@ -138,7 +140,7 @@ VOID ServiceMain(DWORD argc, LPTSTR *argv) // we are now running so tell the SCM gServiceStatus.dwControlsAccepted |= - (SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN); + (SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN); gServiceStatus.dwCurrentState = SERVICE_RUNNING; SetServiceStatus(gServiceStatusHandle, &gServiceStatus); @@ -156,11 +158,13 @@ VOID ServiceMain(DWORD argc, LPTSTR *argv) ~(SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN); gServiceStatus.dwCurrentState = SERVICE_STOPPED; SetServiceStatus(gServiceStatusHandle, &gServiceStatus); - } + } } -void OurService(void) +void OurService(char* pConfigFileName) { + spConfigFileName = pConfigFileName; + SERVICE_TABLE_ENTRY serviceTable[] = { { SERVICE_NAME, (LPSERVICE_MAIN_FUNCTION) ServiceMain }, @@ -179,28 +183,52 @@ void OurService(void) } } -void InstallService(void) +int InstallService(const char* pConfigFileName) { - SC_HANDLE newService, scm; + if (pConfigFileName != NULL) + { + struct stat st; - scm = OpenSCManager(0,0,SC_MANAGER_CREATE_SERVICE); + if (emu_stat(pConfigFileName, &st) != 0) + { + syslog(LOG_ERR, "Failed to open configuration file: " + "%s: %s", pConfigFileName, strerror(errno)); + return 1; + } + + if (! st.st_mode & S_IFREG) + { + + syslog(LOG_ERR, "Failed to open configuration file: " + "%s: not a file", pConfigFileName); + return 1; + } + } + + SC_HANDLE scm = OpenSCManager(0,0,SC_MANAGER_CREATE_SERVICE); if (!scm) { syslog(LOG_ERR, "Failed to open service control manager: " "error %d", GetLastError()); - return; + return 1; } char cmd[MAX_PATH]; GetModuleFileName(NULL, cmd, sizeof(cmd)-1); cmd[sizeof(cmd)-1] = 0; - char cmd_args[MAX_PATH]; - _snprintf(cmd_args, sizeof(cmd_args)-1, "%s --service", cmd); - cmd_args[sizeof(cmd_args)-1] = 0; + std::string cmdWithArgs(cmd); + cmdWithArgs += " --service"; - newService = CreateService( + if (pConfigFileName != NULL) + { + cmdWithArgs += " \""; + cmdWithArgs += pConfigFileName; + cmdWithArgs += "\""; + } + + SC_HANDLE newService = CreateService( scm, SERVICE_NAME, "Box Backup", @@ -208,14 +236,36 @@ void InstallService(void) SERVICE_WIN32_OWN_PROCESS, SERVICE_AUTO_START, SERVICE_ERROR_NORMAL, - cmd_args, + cmdWithArgs.c_str(), 0,0,0,0,0); + DWORD err = GetLastError(); + CloseServiceHandle(scm); + if (!newService) { - ::syslog(LOG_ERR, "Failed to create Box Backup service: " - "error %d", GetLastError()); - return; + if (err == ERROR_SERVICE_EXISTS) + { + ::syslog(LOG_ERR, "Failed to create Box Backup " + "service: it already exists"); + } + else if (err == ERROR_SERVICE_MARKED_FOR_DELETE) + { + ::syslog(LOG_ERR, "Failed to create Box Backup " + "service: it is waiting to be deleted"); + } + else if (err == ERROR_DUPLICATE_SERVICE_NAME) + { + ::syslog(LOG_ERR, "Failed to create Box Backup " + "service: a service with this name " + "already exists"); + } + else + { + ::syslog(LOG_ERR, "Failed to create Box Backup " + "service: error %d", err); + } + return 1; } ::syslog(LOG_INFO, "Created Box Backup service"); @@ -231,45 +281,75 @@ void InstallService(void) } CloseServiceHandle(newService); - CloseServiceHandle(scm); + + return 0; } -void RemoveService(void) +int RemoveService(void) { - SC_HANDLE service, scm; - SERVICE_STATUS status; - - scm = OpenSCManager(0,0,SC_MANAGER_CREATE_SERVICE); + SC_HANDLE scm = OpenSCManager(0,0,SC_MANAGER_CREATE_SERVICE); if (!scm) { syslog(LOG_ERR, "Failed to open service control manager: " "error %d", GetLastError()); - return; + return 1; } - service = OpenService(scm, SERVICE_NAME, SERVICE_ALL_ACCESS|DELETE); - ControlService(service, SERVICE_CONTROL_STOP, &status); + SC_HANDLE service = OpenService(scm, SERVICE_NAME, + SERVICE_ALL_ACCESS|DELETE); + DWORD err = GetLastError(); + CloseServiceHandle(scm); if (!service) { - syslog(LOG_ERR, "Failed to open Box Backup service: " - "error %d", GetLastError()); - return; + if (err == ERROR_SERVICE_DOES_NOT_EXIST || + err == ERROR_IO_PENDING) + // hello microsoft? anyone home? + { + syslog(LOG_ERR, "Failed to open Box Backup service: " + "not installed or not found"); + } + else + { + syslog(LOG_ERR, "Failed to open Box Backup service: " + "error %d", err); + } + return 1; } - if (DeleteService(service)) + SERVICE_STATUS status; + if (!ControlService(service, SERVICE_CONTROL_STOP, &status)) + { + err = GetLastError(); + if (err != ERROR_SERVICE_NOT_ACTIVE) + { + syslog(LOG_WARNING, "Failed to stop Box Backup " + "service: error %d", err); + } + } + + BOOL deleted = DeleteService(service); + err = GetLastError(); + CloseServiceHandle(service); + + if (deleted) { syslog(LOG_INFO, "Box Backup service deleted"); + return 0; + } + else if (err == ERROR_SERVICE_MARKED_FOR_DELETE) + { + syslog(LOG_ERR, "Failed to remove Box Backup service: " + "it is already being deleted"); } else { syslog(LOG_ERR, "Failed to remove Box Backup service: " - "error %d", GetLastError()); + "error %d", err); } - CloseServiceHandle(service); - CloseServiceHandle(scm); + return 1; } #endif // WIN32 |