def Start(cls):
state = cls.__CurrentState()
if state is None:
print("Service %s is not installed." % cls._svc_name_)
return
if state == win32service.SERVICE_RUNNING:
print("Service %s started already." % cls._svc_name_)
return
if state == win32service.SERVICE_STOP_PENDING:
win32serviceutil.WaitForServiceStatus(cls._svc_name_,
win32service.SERVICE_STOPPED,
30)
state = win32service.SERVICE_STOPPED
elif state == win32service.SERVICE_PAUSE_PENDING:
win32serviceutil.WaitForServiceStatus(cls._svc_name_,
win32service.SERVICE_PAUSED,
30)
state = win32service.SERVICE_PAUSED
if state == win32service.SERVICE_STOPPED:
win32serviceutil.StartService(cls._svc_name_)
elif state == win32service.SERVICE_PAUSED:
win32serviceutil.ControlService(
cls._svc_name_, win32service.SERVICE_CONTROL_CONTINUE)
win32serviceutil.WaitForServiceStatus(cls._svc_name_,
win32service.SERVICE_RUNNING, 30)
print("Service %s started successfully." % cls._svc_name_)
def start(self, start_driver, driver_exists=False):
# we are in native API mode so not starting the service/driver
if not start_driver: return True
self.use_existing_service = (win32serviceutil.QueryServiceStatus(
SERVICE_NAME)[1] == win32service.SERVICE_RUNNING)
if self.use_existing_service:
self.driver_loaded = True
if logger().VERBOSE:
logger().log("[helper] service '%s' already running" %
SERVICE_NAME)
if logger().VERBOSE:
logger().log(
"[helper] trying to connect to existing '%s' service..." %
SERVICE_NAME)
else:
#if self.use_existing_service:
# _handle_error( "connecting to existing '%s' service failed (service is not running)" % SERVICE_NAME )
try:
win32serviceutil.StartService(SERVICE_NAME)
win32serviceutil.WaitForServiceStatus(
SERVICE_NAME, win32service.SERVICE_RUNNING, 1)
self.driver_loaded = True
if logger().VERBOSE:
logger().log("[helper] service '%s' started" %
SERVICE_NAME)
except pywintypes.error, (hr, fn, msg):
_handle_error(
"service '%s' didn't start: %s (%d)" %
(SERVICE_NAME, msg, hr), hr)
def stop(self, start_driver):
if not start_driver: return True
if self.use_existing_service: return True
if logger().DEBUG:
logger().log(
"[helper] stopping service '{}'..".format(SERVICE_NAME))
try:
win32api.CloseHandle(self.driver_handle)
self.driver_handle = None
win32serviceutil.StopService(SERVICE_NAME)
except pywintypes.error as err:
if logger().DEBUG:
logger().error("StopService failed: {} ({:d})".format(
err.args[2], err.args[0]))
return False
finally:
self.driver_loaded = False
try:
win32serviceutil.WaitForServiceStatus(SERVICE_NAME,
win32service.SERVICE_STOPPED,
1)
if logger().DEBUG:
logger().log(
"[helper] service '{}' stopped".format(SERVICE_NAME))
except pywintypes.error as err:
if logger().DEBUG:
logger().warn("service '{}' didn't stop: {} ({:d})".format(
SERVICE_NAME, err.args[2], err.args[0]))
return False
return True
def start(self, start_driver, driver_exists=False):
# we are in native API mode so not starting the service/driver
if not start_driver: return True
self.use_existing_service = (win32serviceutil.QueryServiceStatus(
SERVICE_NAME)[1] == win32service.SERVICE_RUNNING)
if self.use_existing_service:
self.driver_loaded = True
if logger().DEBUG:
logger().log("[helper] service '{}' already running".format(
SERVICE_NAME))
logger().log(
"[helper] trying to connect to existing '{}' service...".
format(SERVICE_NAME))
else:
#if self.use_existing_service:
# _handle_error( "connecting to existing '{}' service failed (service is not running)".format(SERVICE_NAME) )
try:
win32serviceutil.StartService(SERVICE_NAME)
win32serviceutil.WaitForServiceStatus(
SERVICE_NAME, win32service.SERVICE_RUNNING, 1)
self.driver_loaded = True
if logger().DEBUG:
logger().log(
"[helper] service '{}' started".format(SERVICE_NAME))
except pywintypes.error as err:
_handle_error(
"service '{}' didn't start: {} ({:d})".format(
SERVICE_NAME, err.args[2], err.args[0]), err.args[0])
self.driverpath = win32serviceutil.LocateSpecificServiceExe(
SERVICE_NAME)
return True
def Start(serviceName, waitSecs=30):
err = 0
try:
win32serviceutil.StartService(serviceName)
if waitSecs:
win32serviceutil.WaitForServiceStatus(serviceName, win32service.SERVICE_RUNNING, waitSecs)
except win32service.error, exc:
print "Error starting service: %s" % exc.strerror
err = exc.winerror
def start_service(self, name):
svc_name = self._make_service_name(name)
try:
win32serviceutil.StartService(svc_name)
# TODO: what happens on timeout
win32serviceutil.WaitForServiceStatus(svc_name,
win32service.SERVICE_RUNNING,
5)
except pywintypes.error:
raise RuntimeError("can not start service '%s'" % name)
def stop_service(self, name):
svc_name = self._make_service_name(name)
try:
win32serviceutil.StopService(svc_name)
# TODO: exception on timeout
win32serviceutil.WaitForServiceStatus(svc_name,
win32service.SERVICE_STOPPED,
5)
except pywintypes.error:
pass
def EnsureServiceIsStarted(serviceName, waitSecs=30):
err = 0
try:
status = win32serviceutil.QueryServiceStatus(serviceName)[1]
if win32service.SERVICE_RUNNING != status:
if win32service.SERVICE_START_PENDING != status:
win32serviceutil.StartService(serviceName)
if waitSecs:
win32serviceutil.WaitForServiceStatus(serviceName, win32service.SERVICE_RUNNING, waitSecs)
except win32service.error, exc:
err = exc.winerror
def Stop(serviceName, waitSecs=30):
err = 0
try:
if waitSecs:
win32serviceutil.StopServiceWithDeps(serviceName, waitSecs=waitSecs)
else:
win32serviceutil.StopService(serviceName)
if waitSecs:
win32serviceutil.WaitForServiceStatus(serviceName, win32service.SERVICE_STOPPED, waitSecs)
except win32service.error, exc:
print "Error stopping service: %s (%d)" % (exc.strerror, exc.winerror)
err = exc.winerror
def setup(cls, cmd, user=None, password=None, startup='manual', cwd=None, wait=0):
from gramex.config import app_log
name, service_name = cls._svc_display_name_, cls._svc_name_
port = getattr(cls, '_svc_port_', None)
if cwd is None:
cwd = os.getcwd()
info = (name, cwd, 'port %s' % port if port is not None else '')
service_class = win32serviceutil.GetServiceClassString(cls)
startup = cls.startup_map[startup]
running = win32service.SERVICE_RUNNING
if cmd[0] == 'install':
win32serviceutil.InstallService(
service_class, service_name, displayName=name, description=cls._svc_description_,
startType=startup, userName=user, password=password)
win32serviceutil.SetServiceCustomOption(cls._svc_name_, 'cwd', cwd)
app_log.info('Installed service. %s will run from %s %s' % info)
elif cmd[0] in {'update', 'change'}:
win32serviceutil.ChangeServiceConfig(
service_class, service_name, displayName=name, description=cls._svc_description_,
startType=startup, userName=user, password=password)
win32serviceutil.SetServiceCustomOption(cls._svc_name_, 'cwd', cwd)
app_log.info('Updated service. %s will run from %s %s' % info)
elif cmd[0] in {'remove', 'uninstall'}:
try:
win32serviceutil.StopService(service_name)
except pywintypes.error as e:
if e.args[0] != winerror.ERROR_SERVICE_NOT_ACTIVE:
raise
win32serviceutil.RemoveService(service_name)
app_log.info('Removed service. %s ran from %s %s' % info)
elif cmd[0] == 'start':
win32serviceutil.StartService(service_name, cmd[1:])
if wait:
win32serviceutil.WaitForServiceStatus(service_name, running, wait)
app_log.info('Started service %s at %s %s' % info)
elif cmd[0] == 'stop':
if wait:
win32serviceutil.StopServiceWithDeps(service_name, waitSecs=wait)
else:
win32serviceutil.StopService(service_name)
app_log.info('Stopped service %s at %s %s' % info)
elif cmd[0]:
app_log.error('Unknown command: %s' % cmd[0])
if logger().VERBOSE:
logger().log("[helper] stopping service '%s'.." % SERVICE_NAME)
try:
win32api.CloseHandle(self.driver_handle)
self.driver_handle = None
win32serviceutil.StopService(SERVICE_NAME)
except pywintypes.error, (hr, fn, msg):
logger().error("StopService failed: %s (%d)" % (msg, hr))
return False
finally:
self.driver_loaded = False
try:
win32serviceutil.WaitForServiceStatus(SERVICE_NAME,
win32service.SERVICE_STOPPED,
1)
if logger().VERBOSE:
logger().log("[helper] service '%s' stopped" % SERVICE_NAME)
except pywintypes.error, (hr, fn, msg):
logger().warn("service '%s' didn't stop: %s (%d)" %
(SERVICE_NAME, msg, hr))
return False
return True
def get_driver_handle(self):
# This is bad but DeviceIoControl fails ocasionally if new device handle is not opened every time ;(
if (self.driver_handle
is not None) and (INVALID_HANDLE_VALUE != self.driver_handle):
return self.driver_handle
def wait_service(name: str, status: int, secs: int) -> None:
win32serviceutil.WaitForServiceStatus(name, status, secs)
if (len(sys.argv) < 4) :
print("[ERROR] Runtime exception: invalid number of parameters!")
host_name = socket.gethostname()
service_name = sys.argv[1]
# If this script has not superuser, it relaunch itself with superuser permissions
if not winUAC.isAdmin() :
print("[LOG] Script was running without superuser permissions!")
procInfo = winUAC.winSudo("python.exe", sys.argv)
print("[LOG] Call info: ", procInfo)
else :
print("[LOG] Script was running with superuser permissions!")
status = win32serviceutil.QueryServiceStatus(service_name, host_name)[1]
# Check if the service is running ad stop it
if (status == win32service.SERVICE_RUNNING) :
win32serviceutil.StopService(service_name, host_name)
print("Services" + service_name + " was stopped...")
win32serviceutil.WaitForServiceStatus(service_name, win32service.SERVICE_RUNNING)
# Copy all file of interests
for file in sys.argv[3:]:
src_path, file_name = os.path.split(file)
fileUtils.copy(file, sys.argv[2] + "\\" + file_name, True)
# Restart service
win32serviceutil.StartService(service_name, None, host_name)
print("Services" + service_name + " was restarted...")
if not util.has_admin_rights():
print "You must be an administrator/root to stop bam2."
sys.exit(0)
print "stopping bam2"
if util.get_platform() == "Windows":
import win32serviceutil, win32service
sc_path = os.getenv("SYSTEMROOT", "") + os.sep + "System32" + os.sep + "sc"
service_name = "bigsql.bam2"
cmd = sc_path + ' stop ' + service_name
process_output = subprocess.Popen(cmd,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
shell=True).communicate()
print process_output[0]
try:
win32serviceutil.WaitForServiceStatus(service_name,
win32service.SERVICE_STOPPED, 10)
except win32service.error as exc:
print("Error stopping service: %s" % exc.strerror)
err = exc.winerror
sys.exit(1)
elif util.get_platform() == "Darwin":
launctl_load_cmd = "launchctl stop bigsql.bam2"
os.system(launctl_load_cmd)
else:
subprocess.Popen("pkill -f " + homedir + os.sep + "bin" + os.sep +
"start_crossbar.py",
shell=True)
def service_stop(service_name):
win32serviceutil.StopService(service_name)
win32api.Sleep(2000)
return win32serviceutil.WaitForServiceStatus(service_name,
win32service.SERVICE_STOPPED,
waitSecs=4)
def service_start(service_name):
"""Start a service by its service name"""
win32serviceutil.StartService(service_name)
return win32serviceutil.WaitForServiceStatus(service_name,
win32service.SERVICE_RUNNING,
waitSecs=4)
