diff options
Diffstat (limited to 'ipaserver/install/installutils.py')
| -rw-r--r-- | ipaserver/install/installutils.py | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/ipaserver/install/installutils.py b/ipaserver/install/installutils.py index d17d53d1d..268279dc9 100644 --- a/ipaserver/install/installutils.py +++ b/ipaserver/install/installutils.py @@ -42,6 +42,7 @@ from ipapython import config from ipalib import errors from ipapython.dn import DN from ipaserver.install import certs +from ipapython import services as ipaservices # Used to determine install status IPA_MODULES = [ @@ -792,3 +793,38 @@ def private_ccache(path=None): if os.path.exists(path): os.remove(path) + + +@contextmanager +def stopped_service(service, instance_name=""): + """ + Ensure that the specified service is stopped while the commands within + this context are executed. + + Service is started at the end of the execution. + """ + + if instance_name: + log_instance_name = "@{instance}".format(instance=instance_name) + else: + log_instance_name = "" + + root_logger.debug('Ensuring that service %s%s is not running while ' + 'the next set of commands is being executed.', service, + log_instance_name) + + # Figure out if the service is running, if not, yield + if not ipaservices.knownservices[service].is_running(instance_name): + root_logger.debug('Service %s%s is not running, continue.', service, + log_instance_name) + yield + root_logger.debug('Starting %s%s.', service, log_instance_name) + ipaservices.knownservices[service].start(instance_name) + return + else: + # Stop the service, do the required stuff and start it again + root_logger.debug('Stopping %s%s.', service, log_instance_name) + ipaservices.knownservices[service].stop(instance_name) + yield + root_logger.debug('Starting %s%s.', service, log_instance_name) + ipaservices.knownservices[service].start(instance_name) |