diff --git a/hooks/charmhelpers/contrib/hahelpers/apache.py b/hooks/charmhelpers/contrib/hahelpers/apache.py index 22acb683..605a1bec 100644 --- a/hooks/charmhelpers/contrib/hahelpers/apache.py +++ b/hooks/charmhelpers/contrib/hahelpers/apache.py @@ -65,7 +65,8 @@ def get_ca_cert(): if ca_cert is None: log("Inspecting identity-service relations for CA SSL certificate.", level=INFO) - for r_id in relation_ids('identity-service'): + for r_id in (relation_ids('identity-service') + + relation_ids('identity-credentials')): for unit in relation_list(r_id): if ca_cert is None: ca_cert = relation_get('ca_cert', @@ -76,7 +77,7 @@ def get_ca_cert(): def retrieve_ca_cert(cert_file): cert = None if os.path.isfile(cert_file): - with open(cert_file, 'r') as crt: + with open(cert_file, 'rb') as crt: cert = crt.read() return cert diff --git a/hooks/charmhelpers/contrib/hahelpers/cluster.py b/hooks/charmhelpers/contrib/hahelpers/cluster.py index 4207e42c..47facd91 100644 --- a/hooks/charmhelpers/contrib/hahelpers/cluster.py +++ b/hooks/charmhelpers/contrib/hahelpers/cluster.py @@ -371,6 +371,7 @@ def distributed_wait(modulo=None, wait=None, operation_name='operation'): ''' Distribute operations by waiting based on modulo_distribution If modulo and or wait are not set, check config_get for those values. + If config values are not set, default to modulo=3 and wait=30. :param modulo: int The modulo number creates the group distribution :param wait: int The constant time wait value @@ -382,10 +383,17 @@ def distributed_wait(modulo=None, wait=None, operation_name='operation'): :side effect: Calls time.sleep() ''' if modulo is None: - modulo = config_get('modulo-nodes') + modulo = config_get('modulo-nodes') or 3 if wait is None: - wait = config_get('known-wait') - calculated_wait = modulo_distribution(modulo=modulo, wait=wait) + wait = config_get('known-wait') or 30 + if juju_is_leader(): + # The leader should never wait + calculated_wait = 0 + else: + # non_zero_wait=True guarantees the non-leader who gets modulo 0 + # will still wait + calculated_wait = modulo_distribution(modulo=modulo, wait=wait, + non_zero_wait=True) msg = "Waiting {} seconds for {} ...".format(calculated_wait, operation_name) log(msg, DEBUG) diff --git a/hooks/charmhelpers/contrib/openstack/amulet/deployment.py b/hooks/charmhelpers/contrib/openstack/amulet/deployment.py index 5afbbd87..66beeda2 100644 --- a/hooks/charmhelpers/contrib/openstack/amulet/deployment.py +++ b/hooks/charmhelpers/contrib/openstack/amulet/deployment.py @@ -21,6 +21,9 @@ from collections import OrderedDict from charmhelpers.contrib.amulet.deployment import ( AmuletDeployment ) +from charmhelpers.contrib.openstack.amulet.utils import ( + OPENSTACK_RELEASES_PAIRS +) DEBUG = logging.DEBUG ERROR = logging.ERROR @@ -271,11 +274,8 @@ class OpenStackAmuletDeployment(AmuletDeployment): release. """ # Must be ordered by OpenStack release (not by Ubuntu release): - (self.trusty_icehouse, self.trusty_kilo, self.trusty_liberty, - self.trusty_mitaka, self.xenial_mitaka, self.xenial_newton, - self.yakkety_newton, self.xenial_ocata, self.zesty_ocata, - self.xenial_pike, self.artful_pike, self.xenial_queens, - self.bionic_queens,) = range(13) + for i, os_pair in enumerate(OPENSTACK_RELEASES_PAIRS): + setattr(self, os_pair, i) releases = { ('trusty', None): self.trusty_icehouse, diff --git a/hooks/charmhelpers/contrib/openstack/amulet/utils.py b/hooks/charmhelpers/contrib/openstack/amulet/utils.py index d93cff3c..84e87f5d 100644 --- a/hooks/charmhelpers/contrib/openstack/amulet/utils.py +++ b/hooks/charmhelpers/contrib/openstack/amulet/utils.py @@ -50,6 +50,13 @@ ERROR = logging.ERROR NOVA_CLIENT_VERSION = "2" +OPENSTACK_RELEASES_PAIRS = [ + 'trusty_icehouse', 'trusty_kilo', 'trusty_liberty', + 'trusty_mitaka', 'xenial_mitaka', 'xenial_newton', + 'yakkety_newton', 'xenial_ocata', 'zesty_ocata', + 'xenial_pike', 'artful_pike', 'xenial_queens', + 'bionic_queens'] + class OpenStackAmuletUtils(AmuletUtils): """OpenStack amulet utilities. @@ -63,7 +70,34 @@ class OpenStackAmuletUtils(AmuletUtils): super(OpenStackAmuletUtils, self).__init__(log_level) def validate_endpoint_data(self, endpoints, admin_port, internal_port, - public_port, expected): + public_port, expected, openstack_release=None): + """Validate endpoint data. Pick the correct validator based on + OpenStack release. Expected data should be in the v2 format: + { + 'id': id, + 'region': region, + 'adminurl': adminurl, + 'internalurl': internalurl, + 'publicurl': publicurl, + 'service_id': service_id} + + """ + validation_function = self.validate_v2_endpoint_data + xenial_queens = OPENSTACK_RELEASES_PAIRS.index('xenial_queens') + if openstack_release and openstack_release >= xenial_queens: + validation_function = self.validate_v3_endpoint_data + expected = { + 'id': expected['id'], + 'region': expected['region'], + 'region_id': 'RegionOne', + 'url': self.valid_url, + 'interface': self.not_null, + 'service_id': expected['service_id']} + return validation_function(endpoints, admin_port, internal_port, + public_port, expected) + + def validate_v2_endpoint_data(self, endpoints, admin_port, internal_port, + public_port, expected): """Validate endpoint data. Validate actual endpoint data vs expected endpoint data. The ports @@ -141,7 +175,86 @@ class OpenStackAmuletUtils(AmuletUtils): if len(found) != expected_num_eps: return 'Unexpected number of endpoints found' - def validate_svc_catalog_endpoint_data(self, expected, actual): + def convert_svc_catalog_endpoint_data_to_v3(self, ep_data): + """Convert v2 endpoint data into v3. + + { + 'service_name1': [ + { + 'adminURL': adminURL, + 'id': id, + 'region': region. + 'publicURL': publicURL, + 'internalURL': internalURL + }], + 'service_name2': [ + { + 'adminURL': adminURL, + 'id': id, + 'region': region. + 'publicURL': publicURL, + 'internalURL': internalURL + }], + } + """ + self.log.warn("Endpoint ID and Region ID validation is limited to not " + "null checks after v2 to v3 conversion") + for svc in ep_data.keys(): + assert len(ep_data[svc]) == 1, "Unknown data format" + svc_ep_data = ep_data[svc][0] + ep_data[svc] = [ + { + 'url': svc_ep_data['adminURL'], + 'interface': 'admin', + 'region': svc_ep_data['region'], + 'region_id': self.not_null, + 'id': self.not_null}, + { + 'url': svc_ep_data['publicURL'], + 'interface': 'public', + 'region': svc_ep_data['region'], + 'region_id': self.not_null, + 'id': self.not_null}, + { + 'url': svc_ep_data['internalURL'], + 'interface': 'internal', + 'region': svc_ep_data['region'], + 'region_id': self.not_null, + 'id': self.not_null}] + return ep_data + + def validate_svc_catalog_endpoint_data(self, expected, actual, + openstack_release=None): + """Validate service catalog endpoint data. Pick the correct validator + for the OpenStack version. Expected data should be in the v2 format: + { + 'service_name1': [ + { + 'adminURL': adminURL, + 'id': id, + 'region': region. + 'publicURL': publicURL, + 'internalURL': internalURL + }], + 'service_name2': [ + { + 'adminURL': adminURL, + 'id': id, + 'region': region. + 'publicURL': publicURL, + 'internalURL': internalURL + }], + } + + """ + validation_function = self.validate_v2_svc_catalog_endpoint_data + xenial_queens = OPENSTACK_RELEASES_PAIRS.index('xenial_queens') + if openstack_release and openstack_release >= xenial_queens: + validation_function = self.validate_v3_svc_catalog_endpoint_data + expected = self.convert_svc_catalog_endpoint_data_to_v3(expected) + return validation_function(expected, actual) + + def validate_v2_svc_catalog_endpoint_data(self, expected, actual): """Validate service catalog endpoint data. Validate a list of actual service catalog endpoints vs a list of @@ -328,7 +441,7 @@ class OpenStackAmuletUtils(AmuletUtils): if rel.get('api_version') != str(api_version): raise Exception("api_version not propagated through relation" " data yet ('{}' != '{}')." - "".format(rel['api_version'], api_version)) + "".format(rel.get('api_version'), api_version)) def keystone_configure_api_version(self, sentry_relation_pairs, deployment, api_version): @@ -350,16 +463,13 @@ class OpenStackAmuletUtils(AmuletUtils): deployment._auto_wait_for_status() self.keystone_wait_for_propagation(sentry_relation_pairs, api_version) - def authenticate_cinder_admin(self, keystone_sentry, username, - password, tenant, api_version=2): + def authenticate_cinder_admin(self, keystone, api_version=2): """Authenticates admin user with cinder.""" - # NOTE(beisner): cinder python client doesn't accept tokens. - keystone_ip = keystone_sentry.info['public-address'] - ept = "http://{}:5000/v2.0".format(keystone_ip.strip().decode('utf-8')) + self.log.debug('Authenticating cinder admin...') _clients = { 1: cinder_client.Client, 2: cinder_clientv2.Client} - return _clients[api_version](username, password, tenant, ept) + return _clients[api_version](session=keystone.session) def authenticate_keystone(self, keystone_ip, username, password, api_version=False, admin_port=False, @@ -367,13 +477,36 @@ class OpenStackAmuletUtils(AmuletUtils): project_domain_name=None, project_name=None): """Authenticate with Keystone""" self.log.debug('Authenticating with keystone...') - port = 5000 - if admin_port: - port = 35357 - base_ep = "http://{}:{}".format(keystone_ip.strip().decode('utf-8'), - port) - if not api_version or api_version == 2: - ep = base_ep + "/v2.0" + if not api_version: + api_version = 2 + sess, auth = self.get_keystone_session( + keystone_ip=keystone_ip, + username=username, + password=password, + api_version=api_version, + admin_port=admin_port, + user_domain_name=user_domain_name, + domain_name=domain_name, + project_domain_name=project_domain_name, + project_name=project_name + ) + if api_version == 2: + client = keystone_client.Client(session=sess) + else: + client = keystone_client_v3.Client(session=sess) + # This populates the client.service_catalog + client.auth_ref = auth.get_access(sess) + return client + + def get_keystone_session(self, keystone_ip, username, password, + api_version=False, admin_port=False, + user_domain_name=None, domain_name=None, + project_domain_name=None, project_name=None): + """Return a keystone session object""" + ep = self.get_keystone_endpoint(keystone_ip, + api_version=api_version, + admin_port=admin_port) + if api_version == 2: auth = v2.Password( username=username, password=password, @@ -381,12 +514,7 @@ class OpenStackAmuletUtils(AmuletUtils): auth_url=ep ) sess = keystone_session.Session(auth=auth) - client = keystone_client.Client(session=sess) - # This populates the client.service_catalog - client.auth_ref = auth.get_access(sess) - return client else: - ep = base_ep + "/v3" auth = v3.Password( user_domain_name=user_domain_name, username=username, @@ -397,10 +525,57 @@ class OpenStackAmuletUtils(AmuletUtils): auth_url=ep ) sess = keystone_session.Session(auth=auth) - client = keystone_client_v3.Client(session=sess) - # This populates the client.service_catalog - client.auth_ref = auth.get_access(sess) - return client + return (sess, auth) + + def get_keystone_endpoint(self, keystone_ip, api_version=None, + admin_port=False): + """Return keystone endpoint""" + port = 5000 + if admin_port: + port = 35357 + base_ep = "http://{}:{}".format(keystone_ip.strip().decode('utf-8'), + port) + if api_version == 2: + ep = base_ep + "/v2.0" + else: + ep = base_ep + "/v3" + return ep + + def get_default_keystone_session(self, keystone_sentry, + openstack_release=None): + """Return a keystone session object and client object assuming standard + default settings + + Example call in amulet tests: + self.keystone_session, self.keystone = u.get_default_keystone_session( + self.keystone_sentry, + openstack_release=self._get_openstack_release()) + + The session can then be used to auth other clients: + neutronclient.Client(session=session) + aodh_client.Client(session=session) + eyc + """ + self.log.debug('Authenticating keystone admin...') + api_version = 2 + client_class = keystone_client.Client + # 11 => xenial_queens + if openstack_release and openstack_release >= 11: + api_version = 3 + client_class = keystone_client_v3.Client + keystone_ip = keystone_sentry.info['public-address'] + session, auth = self.get_keystone_session( + keystone_ip, + api_version=api_version, + username='admin', + password='openstack', + project_name='admin', + user_domain_name='admin_domain', + project_domain_name='admin_domain') + client = client_class(session=session) + # This populates the client.service_catalog + client.auth_ref = auth.get_access(session) + return session, client def authenticate_keystone_admin(self, keystone_sentry, user, password, tenant=None, api_version=None, diff --git a/hooks/charmhelpers/contrib/openstack/context.py b/hooks/charmhelpers/contrib/openstack/context.py index 36cf32fc..6c4497b1 100644 --- a/hooks/charmhelpers/contrib/openstack/context.py +++ b/hooks/charmhelpers/contrib/openstack/context.py @@ -384,6 +384,7 @@ class IdentityServiceContext(OSContextGenerator): # so a missing value just indicates keystone needs # upgrading ctxt['admin_tenant_id'] = rdata.get('service_tenant_id') + ctxt['admin_domain_id'] = rdata.get('service_domain_id') return ctxt return {} diff --git a/hooks/charmhelpers/contrib/openstack/utils.py b/hooks/charmhelpers/contrib/openstack/utils.py index b753275d..e7194264 100644 --- a/hooks/charmhelpers/contrib/openstack/utils.py +++ b/hooks/charmhelpers/contrib/openstack/utils.py @@ -182,7 +182,7 @@ SWIFT_CODENAMES = OrderedDict([ ('pike', ['2.13.0', '2.15.0']), ('queens', - ['2.16.0']), + ['2.16.0', '2.17.0']), ]) # >= Liberty version->codename mapping diff --git a/hooks/charmhelpers/contrib/storage/linux/lvm.py b/hooks/charmhelpers/contrib/storage/linux/lvm.py index 79a7a245..c8bde692 100644 --- a/hooks/charmhelpers/contrib/storage/linux/lvm.py +++ b/hooks/charmhelpers/contrib/storage/linux/lvm.py @@ -151,3 +151,32 @@ def extend_logical_volume_by_device(lv_name, block_device): ''' cmd = ['lvextend', lv_name, block_device] check_call(cmd) + + +def create_logical_volume(lv_name, volume_group, size=None): + ''' + Create a new logical volume in an existing volume group + + :param lv_name: str: name of logical volume to be created. + :param volume_group: str: Name of volume group to use for the new volume. + :param size: str: Size of logical volume to create (100% if not supplied) + :raises subprocess.CalledProcessError: in the event that the lvcreate fails. + ''' + if size: + check_call([ + 'lvcreate', + '--yes', + '-L', + '{}'.format(size), + '-n', lv_name, volume_group + ]) + # create the lv with all the space available, this is needed because the + # system call is different for LVM + else: + check_call([ + 'lvcreate', + '--yes', + '-l', + '100%FREE', + '-n', lv_name, volume_group + ]) diff --git a/hooks/charmhelpers/core/hookenv.py b/hooks/charmhelpers/core/hookenv.py index 7ed1cc4e..89f10240 100644 --- a/hooks/charmhelpers/core/hookenv.py +++ b/hooks/charmhelpers/core/hookenv.py @@ -27,6 +27,7 @@ import glob import os import json import yaml +import re import subprocess import sys import errno @@ -67,7 +68,7 @@ def cached(func): @wraps(func) def wrapper(*args, **kwargs): global cache - key = str((func, args, kwargs)) + key = json.dumps((func, args, kwargs), sort_keys=True, default=str) try: return cache[key] except KeyError: @@ -1043,7 +1044,6 @@ def juju_version(): universal_newlines=True).strip() -@cached def has_juju_version(minimum_version): """Return True if the Juju version is at least the provided version""" return LooseVersion(juju_version()) >= LooseVersion(minimum_version) @@ -1103,6 +1103,8 @@ def _run_atexit(): @translate_exc(from_exc=OSError, to_exc=NotImplementedError) def network_get_primary_address(binding): ''' + Deprecated since Juju 2.3; use network_get() + Retrieve the primary network address for a named binding :param binding: string. The name of a relation of extra-binding @@ -1123,7 +1125,6 @@ def network_get_primary_address(binding): return response -@translate_exc(from_exc=OSError, to_exc=NotImplementedError) def network_get(endpoint, relation_id=None): """ Retrieve the network details for a relation endpoint @@ -1131,24 +1132,20 @@ def network_get(endpoint, relation_id=None): :param endpoint: string. The name of a relation endpoint :param relation_id: int. The ID of the relation for the current context. :return: dict. The loaded YAML output of the network-get query. - :raise: NotImplementedError if run on Juju < 2.1 + :raise: NotImplementedError if request not supported by the Juju version. """ + if not has_juju_version('2.2'): + raise NotImplementedError(juju_version()) # earlier versions require --primary-address + if relation_id and not has_juju_version('2.3'): + raise NotImplementedError # 2.3 added the -r option + cmd = ['network-get', endpoint, '--format', 'yaml'] if relation_id: cmd.append('-r') cmd.append(relation_id) - try: - response = subprocess.check_output( - cmd, - stderr=subprocess.STDOUT).decode('UTF-8').strip() - except CalledProcessError as e: - # Early versions of Juju 2.0.x required the --primary-address argument. - # We catch that condition here and raise NotImplementedError since - # the requested semantics are not available - the caller can then - # use the network_get_primary_address() method instead. - if '--primary-address is currently required' in e.output.decode('UTF-8'): - raise NotImplementedError - raise + response = subprocess.check_output( + cmd, + stderr=subprocess.STDOUT).decode('UTF-8').strip() return yaml.safe_load(response) @@ -1204,9 +1201,23 @@ def iter_units_for_relation_name(relation_name): def ingress_address(rid=None, unit=None): """ - Retrieve the ingress-address from a relation when available. Otherwise, - return the private-address. This function is to be used on the consuming - side of the relation. + Retrieve the ingress-address from a relation when available. + Otherwise, return the private-address. + + When used on the consuming side of the relation (unit is a remote + unit), the ingress-address is the IP address that this unit needs + to use to reach the provided service on the remote unit. + + When used on the providing side of the relation (unit == local_unit()), + the ingress-address is the IP address that is advertised to remote + units on this relation. Remote units need to use this address to + reach the local provided service on this unit. + + Note that charms may document some other method to use in + preference to the ingress_address(), such as an address provided + on a different relation attribute or a service discovery mechanism. + This allows charms to redirect inbound connections to their peers + or different applications such as load balancers. Usage: addresses = [ingress_address(rid=u.rid, unit=u.unit) @@ -1220,3 +1231,40 @@ def ingress_address(rid=None, unit=None): settings = relation_get(rid=rid, unit=unit) return (settings.get('ingress-address') or settings.get('private-address')) + + +def egress_subnets(rid=None, unit=None): + """ + Retrieve the egress-subnets from a relation. + + This function is to be used on the providing side of the + relation, and provides the ranges of addresses that client + connections may come from. The result is uninteresting on + the consuming side of a relation (unit == local_unit()). + + Returns a stable list of subnets in CIDR format. + eg. ['192.168.1.0/24', '2001::F00F/128'] + + If egress-subnets is not available, falls back to using the published + ingress-address, or finally private-address. + + :param rid: string relation id + :param unit: string unit name + :side effect: calls relation_get + :return: list of subnets in CIDR format. eg. ['192.168.1.0/24', '2001::F00F/128'] + """ + def _to_range(addr): + if re.search(r'^(?:\d{1,3}\.){3}\d{1,3}$', addr) is not None: + addr += '/32' + elif ':' in addr and '/' not in addr: # IPv6 + addr += '/128' + return addr + + settings = relation_get(rid=rid, unit=unit) + if 'egress-subnets' in settings: + return [n.strip() for n in settings['egress-subnets'].split(',') if n.strip()] + if 'ingress-address' in settings: + return [_to_range(settings['ingress-address'])] + if 'private-address' in settings: + return [_to_range(settings['private-address'])] + return [] # Should never happen diff --git a/hooks/charmhelpers/core/host.py b/hooks/charmhelpers/core/host.py index fd14d60f..322ab2ac 100644 --- a/hooks/charmhelpers/core/host.py +++ b/hooks/charmhelpers/core/host.py @@ -993,7 +993,7 @@ def updatedb(updatedb_text, new_path): return output -def modulo_distribution(modulo=3, wait=30): +def modulo_distribution(modulo=3, wait=30, non_zero_wait=False): """ Modulo distribution This helper uses the unit number, a modulo value and a constant wait time @@ -1015,7 +1015,14 @@ def modulo_distribution(modulo=3, wait=30): @param modulo: int The modulo number creates the group distribution @param wait: int The constant time wait value + @param non_zero_wait: boolean Override unit % modulo == 0, + return modulo * wait. Used to avoid collisions with + leader nodes which are often given priority. @return: int Calculated time to wait for unit operation """ unit_number = int(local_unit().split('/')[1]) - return (unit_number % modulo) * wait + calculated_wait_time = (unit_number % modulo) * wait + if non_zero_wait and calculated_wait_time == 0: + return modulo * wait + else: + return calculated_wait_time diff --git a/hooks/charmhelpers/core/services/base.py b/hooks/charmhelpers/core/services/base.py index ca9dc996..345b60dc 100644 --- a/hooks/charmhelpers/core/services/base.py +++ b/hooks/charmhelpers/core/services/base.py @@ -313,17 +313,26 @@ class PortManagerCallback(ManagerCallback): with open(port_file) as fp: old_ports = fp.read().split(',') for old_port in old_ports: - if bool(old_port): - old_port = int(old_port) - if old_port not in new_ports: - hookenv.close_port(old_port) + if bool(old_port) and not self.ports_contains(old_port, new_ports): + hookenv.close_port(old_port) with open(port_file, 'w') as fp: fp.write(','.join(str(port) for port in new_ports)) for port in new_ports: + # A port is either a number or 'ICMP' + protocol = 'TCP' + if str(port).upper() == 'ICMP': + protocol = 'ICMP' if event_name == 'start': - hookenv.open_port(port) + hookenv.open_port(port, protocol) elif event_name == 'stop': - hookenv.close_port(port) + hookenv.close_port(port, protocol) + + def ports_contains(self, port, ports): + if not bool(port): + return False + if str(port).upper() != 'ICMP': + port = int(port) + return port in ports def service_stop(service_name): diff --git a/tests/charmhelpers/contrib/openstack/amulet/deployment.py b/tests/charmhelpers/contrib/openstack/amulet/deployment.py index 5afbbd87..66beeda2 100644 --- a/tests/charmhelpers/contrib/openstack/amulet/deployment.py +++ b/tests/charmhelpers/contrib/openstack/amulet/deployment.py @@ -21,6 +21,9 @@ from collections import OrderedDict from charmhelpers.contrib.amulet.deployment import ( AmuletDeployment ) +from charmhelpers.contrib.openstack.amulet.utils import ( + OPENSTACK_RELEASES_PAIRS +) DEBUG = logging.DEBUG ERROR = logging.ERROR @@ -271,11 +274,8 @@ class OpenStackAmuletDeployment(AmuletDeployment): release. """ # Must be ordered by OpenStack release (not by Ubuntu release): - (self.trusty_icehouse, self.trusty_kilo, self.trusty_liberty, - self.trusty_mitaka, self.xenial_mitaka, self.xenial_newton, - self.yakkety_newton, self.xenial_ocata, self.zesty_ocata, - self.xenial_pike, self.artful_pike, self.xenial_queens, - self.bionic_queens,) = range(13) + for i, os_pair in enumerate(OPENSTACK_RELEASES_PAIRS): + setattr(self, os_pair, i) releases = { ('trusty', None): self.trusty_icehouse, diff --git a/tests/charmhelpers/contrib/openstack/amulet/utils.py b/tests/charmhelpers/contrib/openstack/amulet/utils.py index d93cff3c..84e87f5d 100644 --- a/tests/charmhelpers/contrib/openstack/amulet/utils.py +++ b/tests/charmhelpers/contrib/openstack/amulet/utils.py @@ -50,6 +50,13 @@ ERROR = logging.ERROR NOVA_CLIENT_VERSION = "2" +OPENSTACK_RELEASES_PAIRS = [ + 'trusty_icehouse', 'trusty_kilo', 'trusty_liberty', + 'trusty_mitaka', 'xenial_mitaka', 'xenial_newton', + 'yakkety_newton', 'xenial_ocata', 'zesty_ocata', + 'xenial_pike', 'artful_pike', 'xenial_queens', + 'bionic_queens'] + class OpenStackAmuletUtils(AmuletUtils): """OpenStack amulet utilities. @@ -63,7 +70,34 @@ class OpenStackAmuletUtils(AmuletUtils): super(OpenStackAmuletUtils, self).__init__(log_level) def validate_endpoint_data(self, endpoints, admin_port, internal_port, - public_port, expected): + public_port, expected, openstack_release=None): + """Validate endpoint data. Pick the correct validator based on + OpenStack release. Expected data should be in the v2 format: + { + 'id': id, + 'region': region, + 'adminurl': adminurl, + 'internalurl': internalurl, + 'publicurl': publicurl, + 'service_id': service_id} + + """ + validation_function = self.validate_v2_endpoint_data + xenial_queens = OPENSTACK_RELEASES_PAIRS.index('xenial_queens') + if openstack_release and openstack_release >= xenial_queens: + validation_function = self.validate_v3_endpoint_data + expected = { + 'id': expected['id'], + 'region': expected['region'], + 'region_id': 'RegionOne', + 'url': self.valid_url, + 'interface': self.not_null, + 'service_id': expected['service_id']} + return validation_function(endpoints, admin_port, internal_port, + public_port, expected) + + def validate_v2_endpoint_data(self, endpoints, admin_port, internal_port, + public_port, expected): """Validate endpoint data. Validate actual endpoint data vs expected endpoint data. The ports @@ -141,7 +175,86 @@ class OpenStackAmuletUtils(AmuletUtils): if len(found) != expected_num_eps: return 'Unexpected number of endpoints found' - def validate_svc_catalog_endpoint_data(self, expected, actual): + def convert_svc_catalog_endpoint_data_to_v3(self, ep_data): + """Convert v2 endpoint data into v3. + + { + 'service_name1': [ + { + 'adminURL': adminURL, + 'id': id, + 'region': region. + 'publicURL': publicURL, + 'internalURL': internalURL + }], + 'service_name2': [ + { + 'adminURL': adminURL, + 'id': id, + 'region': region. + 'publicURL': publicURL, + 'internalURL': internalURL + }], + } + """ + self.log.warn("Endpoint ID and Region ID validation is limited to not " + "null checks after v2 to v3 conversion") + for svc in ep_data.keys(): + assert len(ep_data[svc]) == 1, "Unknown data format" + svc_ep_data = ep_data[svc][0] + ep_data[svc] = [ + { + 'url': svc_ep_data['adminURL'], + 'interface': 'admin', + 'region': svc_ep_data['region'], + 'region_id': self.not_null, + 'id': self.not_null}, + { + 'url': svc_ep_data['publicURL'], + 'interface': 'public', + 'region': svc_ep_data['region'], + 'region_id': self.not_null, + 'id': self.not_null}, + { + 'url': svc_ep_data['internalURL'], + 'interface': 'internal', + 'region': svc_ep_data['region'], + 'region_id': self.not_null, + 'id': self.not_null}] + return ep_data + + def validate_svc_catalog_endpoint_data(self, expected, actual, + openstack_release=None): + """Validate service catalog endpoint data. Pick the correct validator + for the OpenStack version. Expected data should be in the v2 format: + { + 'service_name1': [ + { + 'adminURL': adminURL, + 'id': id, + 'region': region. + 'publicURL': publicURL, + 'internalURL': internalURL + }], + 'service_name2': [ + { + 'adminURL': adminURL, + 'id': id, + 'region': region. + 'publicURL': publicURL, + 'internalURL': internalURL + }], + } + + """ + validation_function = self.validate_v2_svc_catalog_endpoint_data + xenial_queens = OPENSTACK_RELEASES_PAIRS.index('xenial_queens') + if openstack_release and openstack_release >= xenial_queens: + validation_function = self.validate_v3_svc_catalog_endpoint_data + expected = self.convert_svc_catalog_endpoint_data_to_v3(expected) + return validation_function(expected, actual) + + def validate_v2_svc_catalog_endpoint_data(self, expected, actual): """Validate service catalog endpoint data. Validate a list of actual service catalog endpoints vs a list of @@ -328,7 +441,7 @@ class OpenStackAmuletUtils(AmuletUtils): if rel.get('api_version') != str(api_version): raise Exception("api_version not propagated through relation" " data yet ('{}' != '{}')." - "".format(rel['api_version'], api_version)) + "".format(rel.get('api_version'), api_version)) def keystone_configure_api_version(self, sentry_relation_pairs, deployment, api_version): @@ -350,16 +463,13 @@ class OpenStackAmuletUtils(AmuletUtils): deployment._auto_wait_for_status() self.keystone_wait_for_propagation(sentry_relation_pairs, api_version) - def authenticate_cinder_admin(self, keystone_sentry, username, - password, tenant, api_version=2): + def authenticate_cinder_admin(self, keystone, api_version=2): """Authenticates admin user with cinder.""" - # NOTE(beisner): cinder python client doesn't accept tokens. - keystone_ip = keystone_sentry.info['public-address'] - ept = "http://{}:5000/v2.0".format(keystone_ip.strip().decode('utf-8')) + self.log.debug('Authenticating cinder admin...') _clients = { 1: cinder_client.Client, 2: cinder_clientv2.Client} - return _clients[api_version](username, password, tenant, ept) + return _clients[api_version](session=keystone.session) def authenticate_keystone(self, keystone_ip, username, password, api_version=False, admin_port=False, @@ -367,13 +477,36 @@ class OpenStackAmuletUtils(AmuletUtils): project_domain_name=None, project_name=None): """Authenticate with Keystone""" self.log.debug('Authenticating with keystone...') - port = 5000 - if admin_port: - port = 35357 - base_ep = "http://{}:{}".format(keystone_ip.strip().decode('utf-8'), - port) - if not api_version or api_version == 2: - ep = base_ep + "/v2.0" + if not api_version: + api_version = 2 + sess, auth = self.get_keystone_session( + keystone_ip=keystone_ip, + username=username, + password=password, + api_version=api_version, + admin_port=admin_port, + user_domain_name=user_domain_name, + domain_name=domain_name, + project_domain_name=project_domain_name, + project_name=project_name + ) + if api_version == 2: + client = keystone_client.Client(session=sess) + else: + client = keystone_client_v3.Client(session=sess) + # This populates the client.service_catalog + client.auth_ref = auth.get_access(sess) + return client + + def get_keystone_session(self, keystone_ip, username, password, + api_version=False, admin_port=False, + user_domain_name=None, domain_name=None, + project_domain_name=None, project_name=None): + """Return a keystone session object""" + ep = self.get_keystone_endpoint(keystone_ip, + api_version=api_version, + admin_port=admin_port) + if api_version == 2: auth = v2.Password( username=username, password=password, @@ -381,12 +514,7 @@ class OpenStackAmuletUtils(AmuletUtils): auth_url=ep ) sess = keystone_session.Session(auth=auth) - client = keystone_client.Client(session=sess) - # This populates the client.service_catalog - client.auth_ref = auth.get_access(sess) - return client else: - ep = base_ep + "/v3" auth = v3.Password( user_domain_name=user_domain_name, username=username, @@ -397,10 +525,57 @@ class OpenStackAmuletUtils(AmuletUtils): auth_url=ep ) sess = keystone_session.Session(auth=auth) - client = keystone_client_v3.Client(session=sess) - # This populates the client.service_catalog - client.auth_ref = auth.get_access(sess) - return client + return (sess, auth) + + def get_keystone_endpoint(self, keystone_ip, api_version=None, + admin_port=False): + """Return keystone endpoint""" + port = 5000 + if admin_port: + port = 35357 + base_ep = "http://{}:{}".format(keystone_ip.strip().decode('utf-8'), + port) + if api_version == 2: + ep = base_ep + "/v2.0" + else: + ep = base_ep + "/v3" + return ep + + def get_default_keystone_session(self, keystone_sentry, + openstack_release=None): + """Return a keystone session object and client object assuming standard + default settings + + Example call in amulet tests: + self.keystone_session, self.keystone = u.get_default_keystone_session( + self.keystone_sentry, + openstack_release=self._get_openstack_release()) + + The session can then be used to auth other clients: + neutronclient.Client(session=session) + aodh_client.Client(session=session) + eyc + """ + self.log.debug('Authenticating keystone admin...') + api_version = 2 + client_class = keystone_client.Client + # 11 => xenial_queens + if openstack_release and openstack_release >= 11: + api_version = 3 + client_class = keystone_client_v3.Client + keystone_ip = keystone_sentry.info['public-address'] + session, auth = self.get_keystone_session( + keystone_ip, + api_version=api_version, + username='admin', + password='openstack', + project_name='admin', + user_domain_name='admin_domain', + project_domain_name='admin_domain') + client = client_class(session=session) + # This populates the client.service_catalog + client.auth_ref = auth.get_access(session) + return session, client def authenticate_keystone_admin(self, keystone_sentry, user, password, tenant=None, api_version=None, diff --git a/tests/charmhelpers/core/hookenv.py b/tests/charmhelpers/core/hookenv.py index 7ed1cc4e..89f10240 100644 --- a/tests/charmhelpers/core/hookenv.py +++ b/tests/charmhelpers/core/hookenv.py @@ -27,6 +27,7 @@ import glob import os import json import yaml +import re import subprocess import sys import errno @@ -67,7 +68,7 @@ def cached(func): @wraps(func) def wrapper(*args, **kwargs): global cache - key = str((func, args, kwargs)) + key = json.dumps((func, args, kwargs), sort_keys=True, default=str) try: return cache[key] except KeyError: @@ -1043,7 +1044,6 @@ def juju_version(): universal_newlines=True).strip() -@cached def has_juju_version(minimum_version): """Return True if the Juju version is at least the provided version""" return LooseVersion(juju_version()) >= LooseVersion(minimum_version) @@ -1103,6 +1103,8 @@ def _run_atexit(): @translate_exc(from_exc=OSError, to_exc=NotImplementedError) def network_get_primary_address(binding): ''' + Deprecated since Juju 2.3; use network_get() + Retrieve the primary network address for a named binding :param binding: string. The name of a relation of extra-binding @@ -1123,7 +1125,6 @@ def network_get_primary_address(binding): return response -@translate_exc(from_exc=OSError, to_exc=NotImplementedError) def network_get(endpoint, relation_id=None): """ Retrieve the network details for a relation endpoint @@ -1131,24 +1132,20 @@ def network_get(endpoint, relation_id=None): :param endpoint: string. The name of a relation endpoint :param relation_id: int. The ID of the relation for the current context. :return: dict. The loaded YAML output of the network-get query. - :raise: NotImplementedError if run on Juju < 2.1 + :raise: NotImplementedError if request not supported by the Juju version. """ + if not has_juju_version('2.2'): + raise NotImplementedError(juju_version()) # earlier versions require --primary-address + if relation_id and not has_juju_version('2.3'): + raise NotImplementedError # 2.3 added the -r option + cmd = ['network-get', endpoint, '--format', 'yaml'] if relation_id: cmd.append('-r') cmd.append(relation_id) - try: - response = subprocess.check_output( - cmd, - stderr=subprocess.STDOUT).decode('UTF-8').strip() - except CalledProcessError as e: - # Early versions of Juju 2.0.x required the --primary-address argument. - # We catch that condition here and raise NotImplementedError since - # the requested semantics are not available - the caller can then - # use the network_get_primary_address() method instead. - if '--primary-address is currently required' in e.output.decode('UTF-8'): - raise NotImplementedError - raise + response = subprocess.check_output( + cmd, + stderr=subprocess.STDOUT).decode('UTF-8').strip() return yaml.safe_load(response) @@ -1204,9 +1201,23 @@ def iter_units_for_relation_name(relation_name): def ingress_address(rid=None, unit=None): """ - Retrieve the ingress-address from a relation when available. Otherwise, - return the private-address. This function is to be used on the consuming - side of the relation. + Retrieve the ingress-address from a relation when available. + Otherwise, return the private-address. + + When used on the consuming side of the relation (unit is a remote + unit), the ingress-address is the IP address that this unit needs + to use to reach the provided service on the remote unit. + + When used on the providing side of the relation (unit == local_unit()), + the ingress-address is the IP address that is advertised to remote + units on this relation. Remote units need to use this address to + reach the local provided service on this unit. + + Note that charms may document some other method to use in + preference to the ingress_address(), such as an address provided + on a different relation attribute or a service discovery mechanism. + This allows charms to redirect inbound connections to their peers + or different applications such as load balancers. Usage: addresses = [ingress_address(rid=u.rid, unit=u.unit) @@ -1220,3 +1231,40 @@ def ingress_address(rid=None, unit=None): settings = relation_get(rid=rid, unit=unit) return (settings.get('ingress-address') or settings.get('private-address')) + + +def egress_subnets(rid=None, unit=None): + """ + Retrieve the egress-subnets from a relation. + + This function is to be used on the providing side of the + relation, and provides the ranges of addresses that client + connections may come from. The result is uninteresting on + the consuming side of a relation (unit == local_unit()). + + Returns a stable list of subnets in CIDR format. + eg. ['192.168.1.0/24', '2001::F00F/128'] + + If egress-subnets is not available, falls back to using the published + ingress-address, or finally private-address. + + :param rid: string relation id + :param unit: string unit name + :side effect: calls relation_get + :return: list of subnets in CIDR format. eg. ['192.168.1.0/24', '2001::F00F/128'] + """ + def _to_range(addr): + if re.search(r'^(?:\d{1,3}\.){3}\d{1,3}$', addr) is not None: + addr += '/32' + elif ':' in addr and '/' not in addr: # IPv6 + addr += '/128' + return addr + + settings = relation_get(rid=rid, unit=unit) + if 'egress-subnets' in settings: + return [n.strip() for n in settings['egress-subnets'].split(',') if n.strip()] + if 'ingress-address' in settings: + return [_to_range(settings['ingress-address'])] + if 'private-address' in settings: + return [_to_range(settings['private-address'])] + return [] # Should never happen diff --git a/tests/charmhelpers/core/host.py b/tests/charmhelpers/core/host.py index fd14d60f..322ab2ac 100644 --- a/tests/charmhelpers/core/host.py +++ b/tests/charmhelpers/core/host.py @@ -993,7 +993,7 @@ def updatedb(updatedb_text, new_path): return output -def modulo_distribution(modulo=3, wait=30): +def modulo_distribution(modulo=3, wait=30, non_zero_wait=False): """ Modulo distribution This helper uses the unit number, a modulo value and a constant wait time @@ -1015,7 +1015,14 @@ def modulo_distribution(modulo=3, wait=30): @param modulo: int The modulo number creates the group distribution @param wait: int The constant time wait value + @param non_zero_wait: boolean Override unit % modulo == 0, + return modulo * wait. Used to avoid collisions with + leader nodes which are often given priority. @return: int Calculated time to wait for unit operation """ unit_number = int(local_unit().split('/')[1]) - return (unit_number % modulo) * wait + calculated_wait_time = (unit_number % modulo) * wait + if non_zero_wait and calculated_wait_time == 0: + return modulo * wait + else: + return calculated_wait_time diff --git a/tests/charmhelpers/core/services/base.py b/tests/charmhelpers/core/services/base.py index ca9dc996..345b60dc 100644 --- a/tests/charmhelpers/core/services/base.py +++ b/tests/charmhelpers/core/services/base.py @@ -313,17 +313,26 @@ class PortManagerCallback(ManagerCallback): with open(port_file) as fp: old_ports = fp.read().split(',') for old_port in old_ports: - if bool(old_port): - old_port = int(old_port) - if old_port not in new_ports: - hookenv.close_port(old_port) + if bool(old_port) and not self.ports_contains(old_port, new_ports): + hookenv.close_port(old_port) with open(port_file, 'w') as fp: fp.write(','.join(str(port) for port in new_ports)) for port in new_ports: + # A port is either a number or 'ICMP' + protocol = 'TCP' + if str(port).upper() == 'ICMP': + protocol = 'ICMP' if event_name == 'start': - hookenv.open_port(port) + hookenv.open_port(port, protocol) elif event_name == 'stop': - hookenv.close_port(port) + hookenv.close_port(port, protocol) + + def ports_contains(self, port, ports): + if not bool(port): + return False + if str(port).upper() != 'ICMP': + port = int(port) + return port in ports def service_stop(service_name):