def consume_in_thread(self):
"""Runs the ZmqProxy service"""
ipc_dir = CONF.rpc_zmq_ipc_dir
consume_in = "tcp://%s:%s" % \
(CONF.rpc_zmq_bind_address,
CONF.rpc_zmq_port)
consumption_proxy = InternalContext(None)
if not os.path.isdir(ipc_dir):
try:
utils.execute('mkdir', '-p', ipc_dir, run_as_root=True)
utils.execute('chown',
"%s:%s" % (os.getuid(), os.getgid()),
ipc_dir,
run_as_root=True)
utils.execute('chmod', '750', ipc_dir, run_as_root=True)
except utils.ProcessExecutionError:
with excutils.save_and_reraise_exception():
LOG.error(
_("Could not create IPC directory %s") % (ipc_dir, ))
try:
self.register(consumption_proxy,
consume_in,
zmq.PULL,
out_bind=True)
except zmq.ZMQError:
with excutils.save_and_reraise_exception():
LOG.error(
_("Could not create ZeroMQ receiver daemon. "
"Socket may already be in use."))
super(ZmqProxy, self).consume_in_thread()
def consume_in_thread(self):
"""Runs the ZmqProxy service"""
ipc_dir = CONF.rpc_zmq_ipc_dir
consume_in = "tcp://%s:%s" % \
(CONF.rpc_zmq_bind_address,
CONF.rpc_zmq_port)
consumption_proxy = InternalContext(None)
if not os.path.isdir(ipc_dir):
try:
utils.execute('mkdir', '-p', ipc_dir, run_as_root=True)
utils.execute('chown', "%s:%s" % (os.getuid(), os.getgid()),
ipc_dir, run_as_root=True)
utils.execute('chmod', '750', ipc_dir, run_as_root=True)
except utils.ProcessExecutionError:
with excutils.save_and_reraise_exception():
LOG.error(_("Could not create IPC directory %s") %
(ipc_dir, ))
try:
self.register(consumption_proxy,
consume_in,
zmq.PULL,
out_bind=True)
except zmq.ZMQError:
with excutils.save_and_reraise_exception():
LOG.error(_("Could not create ZeroMQ receiver daemon. "
"Socket may already be in use."))
super(ZmqProxy, self).consume_in_thread()
def consume_in_thread(self):
"""Runs the ZmqProxy service."""
ipc_dir = CONF.rpc_zmq_ipc_dir
consume_in = "tcp://%s:%s" % \
(CONF.rpc_zmq_bind_address,
CONF.rpc_zmq_port)
consumption_proxy = InternalContext(None)
try:
os.makedirs(ipc_dir)
except os.error:
if not os.path.isdir(ipc_dir):
with excutils.save_and_reraise_exception():
LOG.error(
_("Required IPC directory does not exist at"
" %s") % (ipc_dir, ))
try:
self.register(consumption_proxy, consume_in, zmq.PULL)
except zmq.ZMQError:
if os.access(ipc_dir, os.X_OK):
with excutils.save_and_reraise_exception():
LOG.error(
_("Permission denied to IPC directory at"
" %s") % (ipc_dir, ))
with excutils.save_and_reraise_exception():
LOG.error(
_("Could not create ZeroMQ receiver daemon. "
"Socket may already be in use."))
super(ZmqProxy, self).consume_in_thread()
def consume_in_thread(self):
"""Runs the ZmqProxy service."""
ipc_dir = CONF.rpc_zmq_ipc_dir
consume_in = "tcp://%s:%s" % \
(CONF.rpc_zmq_bind_address,
CONF.rpc_zmq_port)
consumption_proxy = InternalContext(None)
try:
os.makedirs(ipc_dir)
except os.error:
if not os.path.isdir(ipc_dir):
with excutils.save_and_reraise_exception():
LOG.error(_("Required IPC directory does not exist at"
" %s") % (ipc_dir, ))
try:
self.register(consumption_proxy,
consume_in,
zmq.PULL)
except zmq.ZMQError:
if os.access(ipc_dir, os.X_OK):
with excutils.save_and_reraise_exception():
LOG.error(_("Permission denied to IPC directory at"
" %s") % (ipc_dir, ))
with excutils.save_and_reraise_exception():
LOG.error(_("Could not create ZeroMQ receiver daemon. "
"Socket may already be in use."))
super(ZmqProxy, self).consume_in_thread()
def create_domain(self, context, domain):
self.master.create_domain(context, domain)
try:
self.slave.create_domain(context, domain)
except (exceptions.Base, exceptions.Backend):
with excutils.save_and_reraise_exception():
self.master.delete_domain(context, domain)
def delete_tsigkey(self, context, tsigkey):
self.slave.delete_tsigkey(context, tsigkey)
try:
self.master.delete_tsigkey(context, tsigkey)
except (exceptions.Base, exceptions.Backend):
with excutils.save_and_reraise_exception():
self.slave.create_tsigkey(context, tsigkey)
def delete_server(self, context, server):
self.slave.delete_server(context, server)
try:
self.master.delete_server(context, server)
except (exceptions.Base, exceptions.Backend):
with excutils.save_and_reraise_exception():
self.slave.create_server(context, server)
def create_tsigkey(self, context, tsigkey):
self.master.create_tsigkey(context, tsigkey)
try:
self.slave.create_tsigkey(context, tsigkey)
except Exception:
with excutils.save_and_reraise_exception():
self.master.delete_tsigkey(context, tsigkey)
def create_server(self, context, server):
self.master.create_server(context, server)
try:
self.slave.create_server(context, server)
except Exception:
with excutils.save_and_reraise_exception():
self.master.delete_server(context, server)
def create_domain(self, context, domain):
try:
self.session.begin()
servers = self.central_service.find_servers(self.admin_context)
domain_values = {
'designate_id': domain['id'],
'name': domain['name'].rstrip('.'),
'master': servers[0]['name'].rstrip('.'),
'type': CONF['backend:powerdns'].domain_type,
'account': context.tenant
}
domain_ref = self._create(tables.domains, domain_values)
# Install all TSIG Keys on this domain
query = select([tables.tsigkeys.c.name])
resultproxy = self.session.execute(query)
values = [i for i in resultproxy.fetchall()]
self._update_domainmetadata(domain_ref['id'], 'TSIG-ALLOW-AXFR',
values)
# Install all Also Notify's on this domain
self._update_domainmetadata(domain_ref['id'], 'ALSO-NOTIFY',
CONF['backend:powerdns'].also_notify)
except Exception:
with excutils.save_and_reraise_exception():
self.session.rollback()
else:
self.session.commit()
def _update_domains_on_server_delete(self, server):
"""
For performance, manually prepare a bulk update query to
update all NS records for all existing domains that need
updating of their corresponding NS record in Record table
"""
# find a replacement server
replacement_server_name = None
servers = self.central_service.find_servers(self.admin_context)
for replacement in servers:
if replacement["id"] != server["id"]:
replacement_server_name = replacement["name"]
break
LOG.debug(
"This existing server name will be used to update existing"
" SOA records upon server delete: %s " % replacement_server_name
)
# NOTE: because replacement_server_name came from central storage
# it has the trailing period
# Execute the manually prepared query
# A TX is required for, at the least, SQLite.
try:
self.session.begin()
# first delete affected NS records
self.session.query(models.Record).filter_by(type="NS", designate_id=server["id"]).delete()
# then update all SOA records as necessary
# Do the SOA last, ensuring we don't trigger a
# NOTIFY before the NS records are in place.
#
# Update the content field of every SOA record that
# has the deleted server name as part of its
# 'content' field to reflect the name of another
# server that exists
# both server['name'] and replacement_server_name
# have trailing period so we are fine just doing the
# substitution without striping trailing period
self.session.execute(
models.Record.__table__.update()
.where(
and_(
models.Record.__table__.c.type == "SOA",
models.Record.__table__.c.content.like("%s%%" % server["name"]),
)
)
.values(
content=func.replace(models.Record.__table__.c.content, server["name"], replacement_server_name)
)
)
except Exception:
with excutils.save_and_reraise_exception():
self.session.rollback()
else:
self.session.commit()
def delete_tsigkey(self, context, tsigkey):
self.slave.delete_tsigkey(context, tsigkey)
try:
self.master.delete_tsigkey(context, tsigkey)
except (exceptions.Base, exceptions.Backend):
with excutils.save_and_reraise_exception():
self.slave.create_tsigkey(context, tsigkey)
def delete_server(self, context, server):
self.slave.delete_server(context, server)
try:
self.master.delete_server(context, server)
except (exceptions.Base, exceptions.Backend):
with excutils.save_and_reraise_exception():
self.slave.create_server(context, server)
def create_domain(self, context, domain):
self.master.create_domain(context, domain)
try:
self.slave.create_domain(context, domain)
except (exceptions.Base, exceptions.Backend):
with excutils.save_and_reraise_exception():
self.master.delete_domain(context, domain)
def _update_domains_on_server_create(self, server):
"""
For performance, manually prepare a bulk insert query to
build NS records for all existing domains for insertion
into Record table
"""
ns_rec_content = self._sanitize_content("NS", server['name'])
LOG.debug("Content field of newly created NS records for "
"existing domains upon server create is: %s" %
ns_rec_content)
query_select = select([
null(), models.Domain.__table__.c.id,
models.Domain.__table__.c.name, "'NS'",
"'%s'" % ns_rec_content,
null(),
null(),
null(),
null(), 1,
"'%s'" % self._sanitize_uuid_str(server['id']), 1
])
query = InsertFromSelect(models.Record.__table__, query_select)
# Execute the manually prepared query
# A TX is required for, at the least, SQLite.
try:
self.session.begin()
self.session.execute(query)
except Exception:
with excutils.save_and_reraise_exception():
self.session.rollback()
else:
self.session.commit()
def _update_domains_on_server_delete(self, server):
"""
For performance, manually prepare a bulk update query to
update all NS records for all existing domains that need
updating of their corresponding NS record in Record table
"""
# find a replacement server
replacement_server_name = None
servers = self.central_service.find_servers(self.admin_context)
for replacement in servers:
if replacement['id'] != server['id']:
replacement_server_name = replacement['name']
break
LOG.debug("This existing server name will be used to update existing"
" SOA records upon server delete: %s "
% replacement_server_name)
# NOTE: because replacement_server_name came from central storage
# it has the trailing period
# Execute the manually prepared query
# A TX is required for, at the least, SQLite.
try:
self.session.begin()
# first delete affected NS records
self.session.query(models.Record)\
.filter_by(type='NS', designate_id=server['id'])\
.delete()
# then update all SOA records as necessary
# Do the SOA last, ensuring we don't trigger a
# NOTIFY before the NS records are in place.
#
# Update the content field of every SOA record that
# has the deleted server name as part of its
# 'content' field to reflect the name of another
# server that exists
# both server['name'] and replacement_server_name
# have trailing period so we are fine just doing the
# substitution without striping trailing period
self.session.execute(models.Record.__table__
.update()
.where(and_(models.Record.__table__.c.type == "SOA",
models.Record.__table__.c.content.like
("%s%%" % server['name'])))
.values(content=func.replace(
models.Record.__table__.c.content,
server['name'],
replacement_server_name)))
except Exception:
with excutils.save_and_reraise_exception():
self.session.rollback()
else:
self.session.commit()
def _serialize(data):
"""Serialization wrapper.
We prefer using JSON, but it cannot encode all types.
Error if a developer passes us bad data.
"""
try:
return jsonutils.dumps(data, ensure_ascii=True)
except TypeError:
with excutils.save_and_reraise_exception():
LOG.error(_("JSON serialization failed."))
def _serialize(data):
"""
Serialization wrapper
We prefer using JSON, but it cannot encode all types.
Error if a developer passes us bad data.
"""
try:
return jsonutils.dumps(data, ensure_ascii=True)
except TypeError:
with excutils.save_and_reraise_exception():
LOG.error(_("JSON serialization failed."))
def create_recordset(self, context, domain, recordset):
try:
self.session.begin(subtransactions=True)
# Create all the records..
for record in recordset.records:
self.create_record(context, domain, recordset, record)
except Exception:
with excutils.save_and_reraise_exception():
self.session.rollback()
else:
self.session.commit()
def create_tsigkey(self, context, values):
"""
Create a TSIG Key.
:param context: RPC Context.
"""
tsigkey = self.storage.create_tsigkey(context, values)
try:
yield tsigkey
except Exception:
with excutils.save_and_reraise_exception():
self.storage.delete_tsigkey(context, tsigkey['id'])
def create_tsigkey(self, context, values):
"""
Create a TSIG Key.
:param context: RPC Context.
"""
tsigkey = self.storage.create_tsigkey(context, values)
try:
yield tsigkey
except Exception:
with excutils.save_and_reraise_exception():
self.storage.delete_tsigkey(context, tsigkey['id'])
def remove_path_on_error(path, remove=delete_if_exists):
"""Protect code that wants to operate on PATH atomically.
Any exception will cause PATH to be removed.
:param path: File to work with
:param remove: Optional function to remove passed path
"""
try:
yield
except Exception:
with excutils.save_and_reraise_exception():
remove(path)
def create_quota(self, context, values):
"""
Create a Quota.
:param context: RPC Context.
:param values: Values to create the new Quota from.
"""
quota = self.storage.create_quota(context, values)
try:
yield quota
except Exception:
with excutils.save_and_reraise_exception():
self.storage.delete_quota(context, quota['id'])
def create_domain(self, context, values):
"""
Create a new Domain.
:param context: RPC Context.
:param values: Values to create the new Domain from.
"""
domain = self.storage.create_domain(context, values)
try:
yield domain
except Exception:
with excutils.save_and_reraise_exception():
self.storage.delete_domain(context, domain['id'])
def create_server(self, context, values):
"""
Create a Server.
:param context: RPC Context.
:param values: Values to create the new Domain from.
"""
server = self.storage.create_server(context, values)
try:
yield server
except Exception:
with excutils.save_and_reraise_exception():
self.storage.delete_server(context, server['id'])
def update_recordset(self, context, domain, recordset):
# TODO(kiall): This is a total kludge. Intended as the simplest
# possible fix for the issue. This needs to be
# re-implemented correctly.
try:
self.session.begin(subtransactions=True)
self.delete_recordset(context, domain, recordset)
self.create_recordset(context, domain, recordset)
except Exception:
with excutils.save_and_reraise_exception():
self.session.rollback()
else:
self.session.commit()
def delete_domain(self, context, domain):
# Get the "full" domain (including id) from Central first, as we may
# have to recreate it on slave if delete on master fails
full_domain = self.central.find_domain(
context, criterion={'name': domain['name']})
self.slave.delete_domain(context, domain)
try:
self.master.delete_domain(context, domain)
except (exceptions.Base, exceptions.Backend):
with excutils.save_and_reraise_exception():
self.slave.create_domain(context, domain)
[self.slave.create_record(context, domain, record)
for record in self.central.find_records(context,
full_domain['id'])]
def create_domain(self, context, values):
"""
Create a new Domain.
:param context: RPC Context.
:param values: Values to create the new Domain from.
"""
domain = self.storage.create_domain(context, values)
try:
yield domain
except Exception:
with excutils.save_and_reraise_exception():
self.storage.delete_domain(context, domain['id'])
def create_quota(self, context, values):
"""
Create a Quota.
:param context: RPC Context.
:param values: Values to create the new Quota from.
"""
quota = self.storage.create_quota(context, values)
try:
yield quota
except Exception:
with excutils.save_and_reraise_exception():
self.storage.delete_quota(context, quota['id'])
def create_server(self, context, values):
"""
Create a Server.
:param context: RPC Context.
:param values: Values to create the new Domain from.
"""
server = self.storage.create_server(context, values)
try:
yield server
except Exception:
with excutils.save_and_reraise_exception():
self.storage.delete_server(context, server['id'])
def create_record(self, context, domain_id, values):
"""
Create a record on a given Domain ID
:param context: RPC Context.
:param domain_id: Domain ID to create the record in.
:param values: Values to create the new Record from.
"""
record = self.storage.create_record(context, domain_id, values)
try:
yield record
except Exception:
with excutils.save_and_reraise_exception():
self.storage.delete_record(context, record['id'])
def create_record(self, context, domain_id, values):
"""
Create a record on a given Domain ID
:param context: RPC Context.
:param domain_id: Domain ID to create the record in.
:param values: Values to create the new Record from.
"""
record = self.storage.create_record(context, domain_id, values)
try:
yield record
except Exception:
with excutils.save_and_reraise_exception():
self.storage.delete_record(context, record['id'])
def create_tsigkey(self, context, values):
"""
Create a TSIG Key.
:param context: RPC Context.
"""
self.storage.begin()
try:
tsigkey = self.storage.create_tsigkey(context, values)
yield tsigkey
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def create_tsigkey(self, context, values):
"""
Create a TSIG Key.
:param context: RPC Context.
"""
self.storage.begin()
try:
tsigkey = self.storage.create_tsigkey(context, values)
yield tsigkey
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def update_record(self, context, record_id, values):
"""
Update a record via ID
:param context: RPC Context
:param record_id: Record ID to update
"""
backup = self.storage.get_record(context, record_id)
record = self.storage.update_record(context, record_id, values)
try:
yield record
except Exception:
with excutils.save_and_reraise_exception():
restore = self._extract_dict_subset(backup, values.keys())
self.storage.update_record(context, record_id, restore)
def update_record(self, context, record_id, values):
"""
Update a record via ID
:param context: RPC Context
:param record_id: Record ID to update
"""
backup = self.storage.get_record(context, record_id)
record = self.storage.update_record(context, record_id, values)
try:
yield record
except Exception:
with excutils.save_and_reraise_exception():
restore = self._extract_dict_subset(backup, values.keys())
self.storage.update_record(context, record_id, restore)
def _update_domains_on_server_create(self, server):
"""
For performance, manually prepare a bulk insert query to
build NS records for all existing domains for insertion
into Record table
"""
ns_rec_content = self._sanitize_content("NS", server["name"])
LOG.debug(
"Content field of newly created NS records for "
"existing domains upon server create is: %s" % ns_rec_content
)
query_select = select(
[
models.Domain.__table__.c.id,
"'%s'" % self._sanitize_uuid_str(server["id"]),
models.Domain.__table__.c.name,
"'NS'",
"'%s'" % ns_rec_content,
1,
1,
]
)
columns = [
models.Record.__table__.c.domain_id,
models.Record.__table__.c.designate_id,
models.Record.__table__.c.name,
models.Record.__table__.c.type,
models.Record.__table__.c.content,
models.Record.__table__.c.auth,
models.Record.__table__.c.inherit_ttl,
]
query = InsertFromSelect(models.Record.__table__, query_select, columns)
# Execute the manually prepared query
# A TX is required for, at the least, SQLite.
try:
self.session.begin()
self.session.execute(query)
except Exception:
with excutils.save_and_reraise_exception():
self.session.rollback()
else:
self.session.commit()
def create_tsigkey(self, context, tsigkey):
"""
Create a TSIG Key.
:param context: RPC Context.
:param tsigkey: TsigKey object with the values to be created.
"""
self.storage.begin()
try:
created_tsigkey = self.storage.create_tsigkey(context, tsigkey)
yield created_tsigkey
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_tsigkey(self, context, tsigkey_id):
"""
Delete a TSIG Key via ID.
:param context: RPC Context.
:param tsigkey_id: Delete a TSIG Key via ID
"""
self.storage.begin()
try:
tsigkey = self.storage.delete_tsigkey(context, tsigkey_id)
yield tsigkey
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def create_quota(self, context, values):
"""
Create a Quota.
:param context: RPC Context.
:param values: Values to create the new Quota from.
"""
self.storage.begin()
try:
quota = self.storage.create_quota(context, values)
yield quota
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_domain(self, context, domain_id):
"""
Delete a Domain
:param context: RPC Context.
:param domain_id: Domain ID to delete.
"""
self.storage.begin()
try:
domain = self.storage.delete_domain(context, domain_id)
yield domain
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def update_record(self, context, record_id, values):
"""
Update a record via ID
:param context: RPC Context
:param record_id: Record ID to update
"""
self.storage.begin()
try:
record = self.storage.update_record(context, record_id, values)
yield record
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def create_domain(self, context, domain):
"""
Create a new Domain.
:param context: RPC Context.
:param domain: Domain object with the values to be created.
"""
self.storage.begin()
try:
created_domain = self.storage.create_domain(context, domain)
yield created_domain
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_quota(self, context, quota_id):
"""
Delete a Quota via ID.
:param context: RPC Context.
:param quota_id: Delete a Quota via ID
"""
self.storage.begin()
try:
quota = self.storage.delete_quota(context, quota_id)
yield quota
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_blacklist(self, context, blacklist_id):
"""
Delete a Blacklisted Domain
:param context: RPC Context.
:param blacklist_id: Blacklist ID to delete.
"""
self.storage.begin()
try:
blacklist = self.storage.delete_blacklist(context, blacklist_id)
yield blacklist
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_record(self, context, record_id):
"""
Delete a record
:param context: RPC Context
:param record_id: Record ID to delete
"""
self.storage.begin()
try:
record = self.storage.delete_record(context, record_id)
yield record
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def update_record(self, context, record_id, values):
"""
Update a record via ID
:param context: RPC Context
:param record_id: Record ID to update
"""
self.storage.begin()
try:
record = self.storage.update_record(context, record_id, values)
yield record
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def create_quota(self, context, values):
"""
Create a Quota.
:param context: RPC Context.
:param values: Values to create the new Quota from.
"""
self.storage.begin()
try:
quota = self.storage.create_quota(context, values)
yield quota
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_blacklist(self, context, blacklist_id):
"""
Delete a Blacklisted Domain
:param context: RPC Context.
:param blacklist_id: Blacklist ID to delete.
"""
self.storage.begin()
try:
blacklist = self.storage.delete_blacklist(context, blacklist_id)
yield blacklist
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_tsigkey(self, context, tsigkey_id):
"""
Delete a TSIG Key via ID.
:param context: RPC Context.
:param tsigkey_id: Delete a TSIG Key via ID
"""
self.storage.begin()
try:
tsigkey = self.storage.delete_tsigkey(context, tsigkey_id)
yield tsigkey
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def create_domain(self, context, domain):
"""
Create a new Domain.
:param context: RPC Context.
:param domain: Domain object with the values to be created.
"""
self.storage.begin()
try:
created_domain = self.storage.create_domain(context, domain)
yield created_domain
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_domain(self, context, domain_id):
"""
Delete a Domain
:param context: RPC Context.
:param domain_id: Domain ID to delete.
"""
self.storage.begin()
try:
domain = self.storage.delete_domain(context, domain_id)
yield domain
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def update_quota(self, context, quota_id, values):
"""
Update a Quota via ID
:param context: RPC Context.
:param quota_id: Quota ID to update.
:param values: Values to update the Quota from
"""
backup = self.storage.get_quota(context, quota_id)
quota = self.storage.update_quota(context, quota_id, values)
try:
yield quota
except Exception:
with excutils.save_and_reraise_exception():
restore = self._extract_dict_subset(backup, values.keys())
self.storage.update_quota(context, quota_id, restore)
def delete_record(self, context, record_id):
"""
Delete a record
:param context: RPC Context
:param record_id: Record ID to delete
"""
self.storage.begin()
try:
record = self.storage.delete_record(context, record_id)
yield record
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def create_tld(self, context, tld):
"""
Create a TLD.
:param context: RPC Context.
:param tld: Tld object with the values to be created.
"""
self.storage.begin()
try:
created_tld = self.storage.create_tld(context, tld)
yield created_tld
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_quota(self, context, quota_id):
"""
Delete a Quota via ID.
:param context: RPC Context.
:param quota_id: Delete a Quota via ID
"""
self.storage.begin()
try:
quota = self.storage.delete_quota(context, quota_id)
yield quota
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def create_server(self, context, server):
"""
Create a Server.
:param context: RPC Context.
:param server: Server object with the values to be created.
"""
self.storage.begin()
try:
created_server = self.storage.create_server(context, server)
yield created_server
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_tld(self, context, tld_id):
"""
Delete a TLD via ID.
:param context: RPC Context.
:param tld_id: Delete a TLD via ID
"""
self.storage.begin()
try:
tld = self.storage.delete_tld(context, tld_id)
yield tld
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
def delete_server(self, context, server_id):
"""
Delete a Server via ID.
:param context: RPC Context.
:param server_id: Delete a Server via ID
"""
self.storage.begin()
try:
server = self.storage.delete_server(context, server_id)
yield server
except Exception:
with excutils.save_and_reraise_exception():
self.storage.rollback()
else:
self.storage.commit()
