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Diffstat (limited to 'ipapython/platform/redhat/service.py')
-rw-r--r-- | ipapython/platform/redhat/service.py | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/ipapython/platform/redhat/service.py b/ipapython/platform/redhat/service.py new file mode 100644 index 00000000..61511b48 --- /dev/null +++ b/ipapython/platform/redhat/service.py @@ -0,0 +1,123 @@ +# Authors: Simo Sorce <ssorce@redhat.com> +# Alexander Bokovoy <abokovoy@redhat.com> +# +# Copyright (C) 2007-2011 Red Hat +# see file 'COPYING' for use and warranty information +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +import time + +from ipapython import ipautil +from ipapython.ipa_log_manager import root_logger +from ipapython.platform import base +from ipalib import api + +class RedHatService(base.PlatformService): + def __wait_for_open_ports(self, instance_name=""): + """ + If this is a service we need to wait for do so. + """ + ports = None + if instance_name in base.wellknownports: + ports = base.wellknownports[instance_name] + else: + if self.service_name in base.wellknownports: + ports = base.wellknownports[self.service_name] + if ports: + ipautil.wait_for_open_ports('localhost', ports, api.env.startup_timeout) + + def stop(self, instance_name="", capture_output=True): + ipautil.run(["/sbin/service", self.service_name, "stop", instance_name], capture_output=capture_output) + super(RedHatService, self).stop(instance_name) + + def start(self, instance_name="", capture_output=True, wait=True): + ipautil.run(["/sbin/service", self.service_name, "start", instance_name], capture_output=capture_output) + if wait and self.is_running(instance_name): + self.__wait_for_open_ports(instance_name) + super(RedHatService, self).start(instance_name) + + def restart(self, instance_name="", capture_output=True, wait=True): + ipautil.run(["/sbin/service", self.service_name, "restart", instance_name], capture_output=capture_output) + if wait and self.is_running(instance_name): + self.__wait_for_open_ports(instance_name) + + def is_running(self, instance_name=""): + ret = True + try: + (sout,serr,rcode) = ipautil.run(["/sbin/service", self.service_name, "status", instance_name]) + if sout.find("is stopped") >= 0: + ret = False + except ipautil.CalledProcessError: + ret = False + return ret + + def is_installed(self): + installed = True + try: + ipautil.run(["/sbin/service", self.service_name, "status"]) + except ipautil.CalledProcessError, e: + if e.returncode == 1: + # service is not installed or there is other serious issue + installed = False + return installed + + def is_enabled(self, instance_name=""): + (stdout, stderr, returncode) = ipautil.run(["/sbin/chkconfig", self.service_name],raiseonerr=False) + return (returncode == 0) + + def enable(self, instance_name=""): + ipautil.run(["/sbin/chkconfig", self.service_name, "on"]) + + def disable(self, instance_name=""): + ipautil.run(["/sbin/chkconfig", self.service_name, "off"]) + + def install(self, instance_name=""): + ipautil.run(["/sbin/chkconfig", "--add", self.service_name]) + + def remove(self, instance_name=""): + ipautil.run(["/sbin/chkconfig", "--del", self.service_name]) + +class RedHatSSHService(RedHatService): + def get_config_dir(self, instance_name=""): + return '/etc/ssh' + +class RedHatHTTPDService(RedHatService): + def restart(self, instance_name="", capture_output=True, wait=True): + try: + super(RedHatHTTPDService, self).restart(instance_name, capture_output, wait) + except ipautil.CalledProcessError: + # http may have issues with binding to ports, try to fallback + # https://bugzilla.redhat.com/show_bug.cgi?id=845405 + root_logger.debug("%s restart failed, try to stop&start again", self.service_name) + time.sleep(5) + self.stop(instance_name, capture_output) + time.sleep(5) + self.start(instance_name, capture_output, wait) + +def redhat_service(name): + if name == 'sshd': + return RedHatSSHService(name) + elif name == 'httpd': + return RedHatHTTPDService(name) + return RedHatService(name) + +class RedHatServices(base.KnownServices): + def __init__(self): + services = dict() + for s in base.wellknownservices: + services[s] = redhat_service(s) + # Call base class constructor. This will lock services to read-only + super(RedHatServices, self).__init__(services) |