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#
# Copyright (C) 2020 FreeIPA Contributors, see COPYING for license
#
import os
import logging
import time
import contextlib
from ipaplatform.base import services as base_services
from ipapython import ipautil, dogtag
from ipaplatform.paths import paths
logger = logging.getLogger(__name__)
suse_system_units = dict(
(x, "%s.service" % x) for x in base_services.wellknownservices
)
suse_system_units["httpd"] = "apache2.service"
suse_system_units["dirsrv"] = "dirsrv@.service"
suse_system_units["pki-tomcatd"] = "pki-tomcatd@pki-tomcat.service"
suse_system_units["pki_tomcatd"] = suse_system_units["pki-tomcatd"]
suse_system_units["ipa-otpd"] = "ipa-otpd.socket"
suse_system_units["ipa-dnskeysyncd"] = "ipa-dnskeysyncd.service"
suse_system_units["named-regular"] = "named.service"
suse_system_units["named-pkcs11"] = "named.service"
suse_system_units["named"] = "named.service"
suse_system_units["ods-enforcerd"] = "ods-enforcerd.service"
suse_system_units["ods_enforcerd"] = suse_system_units["ods-enforcerd"]
suse_system_units["ods-signerd"] = "ods-signerd.service"
suse_system_units["ods_signerd"] = suse_system_units["ods-signerd"]
class SuseService(base_services.SystemdService):
system_units = suse_system_units
def __init__(self, service_name, api=None):
systemd_name = service_name
if service_name in self.system_units:
systemd_name = self.system_units[service_name]
else:
if "." not in service_name:
systemd_name = "%s.service" % (service_name)
super().__init__(service_name, systemd_name, api)
class SuseDirectoryService(SuseService):
def is_installed(self, instance_name):
file_path = "{}/{}-{}".format(
paths.ETC_DIRSRV, "slapd", instance_name
)
return os.path.exists(file_path)
def restart(
self, instance_name="", capture_output=True, wait=True, ldapi=False
):
# We need to explicitly enable instances to install proper symlinks as
# dirsrv.target.wants/ dependencies. Standard systemd service class
# does it on enable() method call. Unfortunately, ipa-server-install
# does not do explicit dirsrv.enable() because the service startup is
# handled by ipactl.
#
# If we wouldn't do this, our instances will not be started as systemd
# would not have any clue about instances (PKI-IPA and the domain we
# serve) at all. Thus, hook into dirsrv.restart().
if instance_name:
elements = self.systemd_name.split("@")
srv_etc = os.path.join(
paths.ETC_SYSTEMD_SYSTEM_DIR, self.systemd_name
)
srv_tgt = os.path.join(
paths.ETC_SYSTEMD_SYSTEM_DIR,
self.SYSTEMD_SRV_TARGET % (elements[0]),
)
srv_lnk = os.path.join(
srv_tgt, self.service_instance(instance_name)
)
if not os.path.exists(srv_etc):
self.enable(instance_name)
elif not os.path.samefile(srv_etc, srv_lnk):
os.unlink(srv_lnk)
os.symlink(srv_etc, srv_lnk)
with self._wait(instance_name, wait, ldapi) as wait:
super().restart(
instance_name, capture_output=capture_output, wait=wait
)
def start(
self, instance_name="", capture_output=True, wait=True, ldapi=False
):
with self._wait(instance_name, wait, ldapi) as wait:
super().start(
instance_name, capture_output=capture_output, wait=wait
)
@contextlib.contextmanager
def _wait(self, instance_name, wait, ldapi):
if ldapi:
instance_name = self.service_instance(instance_name)
if instance_name.endswith(".service"):
instance_name = instance_name[:-8]
if instance_name.startswith("dirsrv"):
# this is intentional, return the empty string if the instance
# name is 'dirsrv'
instance_name = instance_name[7:]
if not instance_name:
ldapi = False
if ldapi:
yield False
socket_name = paths.SLAPD_INSTANCE_SOCKET_TEMPLATE % instance_name
ipautil.wait_for_open_socket(
socket_name, self.api.env.startup_timeout
)
else:
yield wait
class SuseIPAService(SuseService):
# Credits to upstream developer
def enable(self, instance_name=""):
super().enable(instance_name)
self.restart(instance_name)
class SuseCAService(SuseService):
# Credits to upstream developer
def wait_until_running(self):
logger.debug("Waiting until the CA is running")
timeout = float(self.api.env.startup_timeout)
op_timeout = time.time() + timeout
while time.time() < op_timeout:
try:
# check status of CA instance on this host, not remote ca_host
status = dogtag.ca_status(self.api.env.host)
except Exception as e:
status = "check interrupted due to error: %s" % e
logger.debug("The CA status is: %s", status)
if status == "running":
break
logger.debug("Waiting for CA to start...")
time.sleep(1)
else:
raise RuntimeError("CA did not start in %ss" % timeout)
def is_running(self, instance_name="", wait=True):
if instance_name:
return super().is_running(instance_name)
try:
status = dogtag.ca_status()
if status == "running":
return True
elif status == "starting" and wait:
# Exception is raised if status is 'starting' even after wait
self.wait_until_running()
return True
except Exception as e:
logger.debug("Failed to check CA status: %s", e)
return False
# For services which have no SUSE counterpart
class SuseNoService(base_services.PlatformService):
def start(self):
pass
def stop(self):
pass
def restart(self):
pass
def disable(self):
pass
def suse_service_class_factory(name, api):
if name == "dirsrv":
return SuseDirectoryService(name, api)
if name == 'domainname':
return SuseNoService(name, api)
if name == "ipa":
return SuseIPAService(name, api)
if name in ("pki-tomcatd", "pki_tomcatd"):
return SuseCAService(name, api)
return SuseService(name, api)
class SuseServices(base_services.KnownServices):
def service_class_factory(self, name, api=None):
return suse_service_class_factory(name, api)
# Credits to upstream developer
def __init__(self):
# pylint: disable=ipa-forbidden-import
import ipalib
# pylint: enable=ipa-forbidden-import
services = dict()
for s in base_services.wellknownservices:
services[s] = self.service_class_factory(s, ipalib.api)
super().__init__(services)
timedate_services = base_services.timedate_services
service = suse_service_class_factory
knownservices = SuseServices()
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