971 lines
32 KiB
Python
971 lines
32 KiB
Python
import os
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import shutil
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import subprocess
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from shutil import copy2
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from charmhelpers.core.host import (
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lsb_release,
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mkdir,
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service_running,
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service_stop,
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service_restart,
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init_is_systemd,
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CompareHostReleases,
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)
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from charmhelpers.core.hookenv import (
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log,
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DEBUG,
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INFO,
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ERROR,
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config,
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is_relation_made,
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relation_ids,
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)
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from charmhelpers.fetch import (
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apt_upgrade,
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apt_update,
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apt_install,
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)
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from charmhelpers.contrib.network.ovs import (
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add_bridge,
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add_bridge_port,
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is_linuxbridge_interface,
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add_ovsbridge_linuxbridge,
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full_restart,
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enable_ipfix,
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disable_ipfix,
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)
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from charmhelpers.contrib.hahelpers.cluster import (
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get_hacluster_config,
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)
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from charmhelpers.contrib.openstack.utils import (
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configure_installation_source,
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get_os_codename_install_source,
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make_assess_status_func,
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os_release,
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pause_unit,
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reset_os_release,
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resume_unit,
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os_application_version_set,
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CompareOpenStackReleases,
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)
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from charmhelpers.contrib.openstack.neutron import (
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determine_dkms_package
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)
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import charmhelpers.contrib.openstack.context as context
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from charmhelpers.contrib.openstack.context import (
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SyslogContext,
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NeutronAPIContext,
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NetworkServiceContext,
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ExternalPortContext,
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PhyNICMTUContext,
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DataPortContext,
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)
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import charmhelpers.contrib.openstack.templating as templating
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from charmhelpers.contrib.openstack.neutron import headers_package
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from neutron_contexts import (
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CORE_PLUGIN, OVS, NSX, N1KV, OVS_ODL,
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NeutronGatewayContext,
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L3AgentContext,
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)
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from charmhelpers.contrib.openstack.neutron import (
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parse_bridge_mappings,
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)
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from copy import deepcopy
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def valid_plugin():
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return config('plugin') in CORE_PLUGIN
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NEUTRON_COMMON = 'neutron-common'
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VERSION_PACKAGE = NEUTRON_COMMON
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NEUTRON_CONF_DIR = '/etc/neutron'
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NEUTRON_ML2_PLUGIN_CONF = \
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"/etc/neutron/plugins/ml2/ml2_conf.ini"
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NEUTRON_OVS_AGENT_CONF = \
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"/etc/neutron/plugins/ml2/openvswitch_agent.ini"
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NEUTRON_NVP_PLUGIN_CONF = \
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"/etc/neutron/plugins/nicira/nvp.ini"
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NEUTRON_NSX_PLUGIN_CONF = \
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"/etc/neutron/plugins/vmware/nsx.ini"
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NEUTRON_PLUGIN_CONF = {
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OVS: NEUTRON_ML2_PLUGIN_CONF,
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NSX: NEUTRON_NSX_PLUGIN_CONF,
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}
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NEUTRON_DHCP_AA_PROFILE = 'usr.bin.neutron-dhcp-agent'
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NEUTRON_L3_AA_PROFILE = 'usr.bin.neutron-l3-agent'
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NEUTRON_LBAAS_AA_PROFILE = 'usr.bin.neutron-lbaas-agent'
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NEUTRON_LBAASV2_AA_PROFILE = 'usr.bin.neutron-lbaasv2-agent'
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NEUTRON_METADATA_AA_PROFILE = 'usr.bin.neutron-metadata-agent'
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NEUTRON_METERING_AA_PROFILE = 'usr.bin.neutron-metering-agent'
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NOVA_API_METADATA_AA_PROFILE = 'usr.bin.nova-api-metadata'
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NEUTRON_OVS_AA_PROFILE = 'usr.bin.neutron-openvswitch-agent'
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APPARMOR_PROFILES = [
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NEUTRON_DHCP_AA_PROFILE,
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NEUTRON_L3_AA_PROFILE,
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NEUTRON_LBAAS_AA_PROFILE,
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NEUTRON_METADATA_AA_PROFILE,
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NEUTRON_METERING_AA_PROFILE,
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NOVA_API_METADATA_AA_PROFILE,
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NEUTRON_OVS_AA_PROFILE
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]
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NEUTRON_OVS_AA_PROFILE_PATH = ('/etc/apparmor.d/{}'
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''.format(NEUTRON_OVS_AA_PROFILE))
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NEUTRON_DHCP_AA_PROFILE_PATH = ('/etc/apparmor.d/{}'
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''.format(NEUTRON_DHCP_AA_PROFILE))
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NEUTRON_L3_AA_PROFILE_PATH = ('/etc/apparmor.d/{}'
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''.format(NEUTRON_L3_AA_PROFILE))
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NEUTRON_LBAAS_AA_PROFILE_PATH = ('/etc/apparmor.d/{}'
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''.format(NEUTRON_LBAAS_AA_PROFILE))
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NEUTRON_LBAASV2_AA_PROFILE_PATH = ('/etc/apparmor.d/{}'
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''.format(NEUTRON_LBAASV2_AA_PROFILE))
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NEUTRON_METADATA_AA_PROFILE_PATH = ('/etc/apparmor.d/{}'
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''.format(NEUTRON_METADATA_AA_PROFILE))
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NEUTRON_METERING_AA_PROFILE_PATH = ('/etc/apparmor.d/{}'
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''.format(NEUTRON_METERING_AA_PROFILE))
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NOVA_API_METADATA_AA_PROFILE_PATH = ('/etc/apparmor.d/{}'
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''.format(NOVA_API_METADATA_AA_PROFILE))
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GATEWAY_PKGS = {
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OVS: [
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"neutron-plugin-openvswitch-agent",
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"openvswitch-switch",
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"neutron-l3-agent",
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"neutron-dhcp-agent",
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'python-mysqldb',
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'python-psycopg2',
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'python-oslo.config', # Force upgrade
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"nova-api-metadata",
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"neutron-metering-agent",
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"neutron-lbaas-agent",
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],
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NSX: [
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"neutron-dhcp-agent",
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'python-mysqldb',
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'python-psycopg2',
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'python-oslo.config', # Force upgrade
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"nova-api-metadata"
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],
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N1KV: [
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"neutron-plugin-cisco",
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"neutron-dhcp-agent",
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"python-mysqldb",
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"python-psycopg2",
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"nova-api-metadata",
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"neutron-common",
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"neutron-l3-agent"
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],
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OVS_ODL: [
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"openvswitch-switch",
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"neutron-l3-agent",
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"neutron-dhcp-agent",
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"nova-api-metadata",
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"neutron-metering-agent",
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"neutron-lbaas-agent",
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],
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}
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EARLY_PACKAGES = {
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OVS: ['openvswitch-datapath-dkms'],
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NSX: [],
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N1KV: [],
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OVS_ODL: [],
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}
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LEGACY_HA_TEMPLATE_FILES = 'files'
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LEGACY_FILES_MAP = {
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'neutron-ha-monitor.py': {
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'path': '/usr/local/bin/',
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'permissions': 0o755
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},
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'neutron-ha-monitor.conf': {
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'path': '/var/lib/juju-neutron-ha/',
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},
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'NeutronAgentMon': {
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'path': '/usr/lib/ocf/resource.d/canonical',
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'permissions': 0o755
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},
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}
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LEGACY_RES_MAP = ['res_monitor']
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L3HA_PACKAGES = ['keepalived', 'conntrack']
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# The interface is said to be satisfied if anyone of the interfaces in the
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# list has a complete context.
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REQUIRED_INTERFACES = {
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'messaging': ['amqp'],
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'neutron-plugin-api': ['neutron-plugin-api'],
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'network-service': ['quantum-network-service'],
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}
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def get_early_packages():
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'''Return a list of package for pre-install based on configured plugin'''
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if config('plugin') in [OVS]:
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pkgs = determine_dkms_package()
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else:
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return []
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# ensure headers are installed build any required dkms packages
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if [p for p in pkgs if 'dkms' in p]:
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return pkgs + [headers_package()]
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return pkgs
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def get_packages():
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'''Return a list of packages for install based on the configured plugin'''
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plugin = config('plugin')
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packages = deepcopy(GATEWAY_PKGS[plugin])
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cmp_os_source = CompareOpenStackReleases(os_release('neutron-common'))
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cmp_host_release = CompareHostReleases(lsb_release()['DISTRIB_CODENAME'])
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if plugin == OVS:
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if (cmp_os_source >= 'icehouse' and cmp_os_source < 'mitaka' and
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cmp_host_release < 'utopic'):
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# NOTE(jamespage) neutron-vpn-agent supercedes l3-agent for
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# icehouse but openswan was removed in utopic.
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packages.remove('neutron-l3-agent')
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packages.append('neutron-vpn-agent')
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packages.append('openswan')
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if cmp_os_source >= 'liberty':
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# Switch out mysql driver
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packages.remove('python-mysqldb')
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packages.append('python-pymysql')
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if cmp_os_source >= 'mitaka':
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# Switch out to actual ovs agent package
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packages.remove('neutron-plugin-openvswitch-agent')
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packages.append('neutron-openvswitch-agent')
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if cmp_os_source >= 'kilo':
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packages.append('python-neutron-fwaas')
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if plugin in (OVS, OVS_ODL):
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if cmp_os_source >= 'newton':
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# LBaaS v1 dropped in newton
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packages.remove('neutron-lbaas-agent')
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packages.append('neutron-lbaasv2-agent')
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packages.extend(determine_l3ha_packages())
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return packages
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def determine_l3ha_packages():
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if use_l3ha():
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return L3HA_PACKAGES
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return []
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def use_l3ha():
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return NeutronAPIContext()()['enable_l3ha']
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EXT_PORT_CONF = '/etc/init/ext-port.conf'
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PHY_NIC_MTU_CONF = '/etc/init/os-charm-phy-nic-mtu.conf'
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STOPPED_SERVICES = ['os-charm-phy-nic-mtu', 'ext-port']
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TEMPLATES = 'templates'
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QUANTUM_CONF = "/etc/quantum/quantum.conf"
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QUANTUM_L3_AGENT_CONF = "/etc/quantum/l3_agent.ini"
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QUANTUM_DHCP_AGENT_CONF = "/etc/quantum/dhcp_agent.ini"
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QUANTUM_METADATA_AGENT_CONF = "/etc/quantum/metadata_agent.ini"
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NEUTRON_CONF = "/etc/neutron/neutron.conf"
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NEUTRON_L3_AGENT_CONF = "/etc/neutron/l3_agent.ini"
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NEUTRON_DHCP_AGENT_CONF = "/etc/neutron/dhcp_agent.ini"
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NEUTRON_DNSMASQ_CONF = "/etc/neutron/dnsmasq.conf"
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NEUTRON_METADATA_AGENT_CONF = "/etc/neutron/metadata_agent.ini"
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NEUTRON_METERING_AGENT_CONF = "/etc/neutron/metering_agent.ini"
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NEUTRON_LBAAS_AGENT_CONF = "/etc/neutron/lbaas_agent.ini"
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NEUTRON_VPNAAS_AGENT_CONF = "/etc/neutron/vpn_agent.ini"
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NEUTRON_FWAAS_CONF = "/etc/neutron/fwaas_driver.ini"
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NOVA_CONF_DIR = '/etc/nova'
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NOVA_CONF = "/etc/nova/nova.conf"
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NOVA_CONFIG_FILES = {
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NOVA_CONF: {
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'hook_contexts': [NetworkServiceContext(),
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NeutronGatewayContext(),
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SyslogContext(),
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context.WorkerConfigContext(),
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context.ZeroMQContext(),
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context.NotificationDriverContext()],
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'services': ['nova-api-metadata']
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},
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NOVA_API_METADATA_AA_PROFILE_PATH: {
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'services': ['nova-api-metadata'],
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'hook_contexts': [
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context.AppArmorContext(NOVA_API_METADATA_AA_PROFILE)
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],
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},
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}
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NEUTRON_SHARED_CONFIG_FILES = {
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NEUTRON_DHCP_AGENT_CONF: {
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'hook_contexts': [NeutronGatewayContext()],
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'services': ['neutron-dhcp-agent']
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},
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NEUTRON_DNSMASQ_CONF: {
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'hook_contexts': [NeutronGatewayContext()],
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'services': ['neutron-dhcp-agent']
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},
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NEUTRON_METADATA_AGENT_CONF: {
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'hook_contexts': [NetworkServiceContext(),
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context.WorkerConfigContext(),
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NeutronGatewayContext()],
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'services': ['neutron-metadata-agent']
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},
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NEUTRON_DHCP_AA_PROFILE_PATH: {
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'services': ['neutron-dhcp-agent'],
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'hook_contexts': [
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context.AppArmorContext(NEUTRON_DHCP_AA_PROFILE)
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],
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},
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NEUTRON_LBAAS_AA_PROFILE_PATH: {
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'services': ['neutron-lbaas-agent'],
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'hook_contexts': [
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context.AppArmorContext(NEUTRON_LBAAS_AA_PROFILE)
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],
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},
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NEUTRON_LBAASV2_AA_PROFILE_PATH: {
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'services': ['neutron-lbaasv2-agent'],
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'hook_contexts': [
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context.AppArmorContext(NEUTRON_LBAASV2_AA_PROFILE)
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],
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},
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NEUTRON_METADATA_AA_PROFILE_PATH: {
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'services': ['neutron-metadata-agent'],
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'hook_contexts': [
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context.AppArmorContext(NEUTRON_METADATA_AA_PROFILE)
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],
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},
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NEUTRON_METERING_AA_PROFILE_PATH: {
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'services': ['neutron-metering-agent'],
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'hook_contexts': [
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context.AppArmorContext(NEUTRON_METERING_AA_PROFILE)
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],
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},
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}
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NEUTRON_SHARED_CONFIG_FILES.update(NOVA_CONFIG_FILES)
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NEUTRON_OVS_CONFIG_FILES = {
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NEUTRON_CONF: {
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'hook_contexts': [context.AMQPContext(ssl_dir=NEUTRON_CONF_DIR),
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NeutronGatewayContext(),
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SyslogContext(),
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context.ZeroMQContext(),
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context.WorkerConfigContext(),
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context.NotificationDriverContext()],
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'services': ['neutron-l3-agent',
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'neutron-dhcp-agent',
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'neutron-metadata-agent',
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'neutron-plugin-openvswitch-agent',
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'neutron-plugin-metering-agent',
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'neutron-metering-agent',
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'neutron-lbaas-agent',
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'neutron-vpn-agent']
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},
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NEUTRON_L3_AGENT_CONF: {
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'hook_contexts': [NetworkServiceContext(),
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L3AgentContext(),
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NeutronGatewayContext()],
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'services': ['neutron-l3-agent', 'neutron-vpn-agent']
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},
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NEUTRON_METERING_AGENT_CONF: {
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'hook_contexts': [NeutronGatewayContext()],
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'services': ['neutron-plugin-metering-agent',
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'neutron-metering-agent']
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},
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NEUTRON_LBAAS_AGENT_CONF: {
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'hook_contexts': [NeutronGatewayContext()],
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'services': ['neutron-lbaas-agent']
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},
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NEUTRON_VPNAAS_AGENT_CONF: {
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'hook_contexts': [NeutronGatewayContext()],
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'services': ['neutron-vpn-agent']
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},
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NEUTRON_FWAAS_CONF: {
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'hook_contexts': [NeutronGatewayContext()],
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'services': ['neutron-l3-agent', 'neutron-vpn-agent']
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},
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NEUTRON_ML2_PLUGIN_CONF: {
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'hook_contexts': [NeutronGatewayContext()],
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'services': ['neutron-plugin-openvswitch-agent']
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},
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NEUTRON_OVS_AGENT_CONF: {
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'hook_contexts': [NeutronGatewayContext()],
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'services': ['neutron-plugin-openvswitch-agent']
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},
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NEUTRON_OVS_AA_PROFILE_PATH: {
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'services': ['neutron-plugin-openvswitch-agent'],
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'hook_contexts': [
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context.AppArmorContext(NEUTRON_OVS_AA_PROFILE)
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],
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},
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NEUTRON_L3_AA_PROFILE_PATH: {
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'services': ['neutron-l3-agent', 'neutron-vpn-agent'],
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'hook_contexts': [
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context.AppArmorContext(NEUTRON_L3_AA_PROFILE)
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],
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},
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EXT_PORT_CONF: {
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'hook_contexts': [ExternalPortContext()],
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'services': ['ext-port']
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},
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PHY_NIC_MTU_CONF: {
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'hook_contexts': [PhyNICMTUContext()],
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'services': ['os-charm-phy-nic-mtu']
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}
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}
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NEUTRON_OVS_CONFIG_FILES.update(NEUTRON_SHARED_CONFIG_FILES)
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|
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NEUTRON_OVS_ODL_CONFIG_FILES = {
|
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NEUTRON_CONF: {
|
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'hook_contexts': [context.AMQPContext(ssl_dir=NEUTRON_CONF_DIR),
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NeutronGatewayContext(),
|
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SyslogContext(),
|
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context.ZeroMQContext(),
|
|
context.WorkerConfigContext(),
|
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context.NotificationDriverContext()],
|
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'services': ['neutron-l3-agent',
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'neutron-dhcp-agent',
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'neutron-metadata-agent',
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'neutron-plugin-metering-agent',
|
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'neutron-metering-agent',
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'neutron-lbaas-agent',
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'neutron-vpn-agent']
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},
|
|
NEUTRON_L3_AGENT_CONF: {
|
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'hook_contexts': [NetworkServiceContext(),
|
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L3AgentContext(),
|
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NeutronGatewayContext()],
|
|
'services': ['neutron-l3-agent', 'neutron-vpn-agent']
|
|
},
|
|
NEUTRON_METERING_AGENT_CONF: {
|
|
'hook_contexts': [NeutronGatewayContext()],
|
|
'services': ['neutron-plugin-metering-agent',
|
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'neutron-metering-agent']
|
|
},
|
|
NEUTRON_LBAAS_AGENT_CONF: {
|
|
'hook_contexts': [NeutronGatewayContext()],
|
|
'services': ['neutron-lbaas-agent']
|
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},
|
|
NEUTRON_VPNAAS_AGENT_CONF: {
|
|
'hook_contexts': [NeutronGatewayContext()],
|
|
'services': ['neutron-vpn-agent']
|
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},
|
|
NEUTRON_FWAAS_CONF: {
|
|
'hook_contexts': [NeutronGatewayContext()],
|
|
'services': ['neutron-l3-agent', 'neutron-vpn-agent']
|
|
},
|
|
EXT_PORT_CONF: {
|
|
'hook_contexts': [ExternalPortContext()],
|
|
'services': ['ext-port']
|
|
},
|
|
PHY_NIC_MTU_CONF: {
|
|
'hook_contexts': [PhyNICMTUContext()],
|
|
'services': ['os-charm-phy-nic-mtu']
|
|
}
|
|
}
|
|
NEUTRON_OVS_ODL_CONFIG_FILES.update(NEUTRON_SHARED_CONFIG_FILES)
|
|
|
|
NEUTRON_NSX_CONFIG_FILES = {
|
|
NEUTRON_CONF: {
|
|
'hook_contexts': [context.AMQPContext(ssl_dir=NEUTRON_CONF_DIR),
|
|
NeutronGatewayContext(),
|
|
context.WorkerConfigContext(),
|
|
SyslogContext()],
|
|
'services': ['neutron-dhcp-agent', 'neutron-metadata-agent']
|
|
},
|
|
}
|
|
NEUTRON_NSX_CONFIG_FILES.update(NEUTRON_SHARED_CONFIG_FILES)
|
|
|
|
NEUTRON_N1KV_CONFIG_FILES = {
|
|
NEUTRON_CONF: {
|
|
'hook_contexts': [context.AMQPContext(ssl_dir=NEUTRON_CONF_DIR),
|
|
NeutronGatewayContext(),
|
|
context.WorkerConfigContext(),
|
|
SyslogContext()],
|
|
'services': ['neutron-l3-agent',
|
|
'neutron-dhcp-agent',
|
|
'neutron-metadata-agent']
|
|
},
|
|
NEUTRON_L3_AGENT_CONF: {
|
|
'hook_contexts': [NetworkServiceContext(),
|
|
L3AgentContext(),
|
|
NeutronGatewayContext()],
|
|
'services': ['neutron-l3-agent']
|
|
},
|
|
}
|
|
NEUTRON_N1KV_CONFIG_FILES.update(NEUTRON_SHARED_CONFIG_FILES)
|
|
|
|
CONFIG_FILES = {
|
|
NSX: NEUTRON_NSX_CONFIG_FILES,
|
|
OVS: NEUTRON_OVS_CONFIG_FILES,
|
|
N1KV: NEUTRON_N1KV_CONFIG_FILES,
|
|
OVS_ODL: NEUTRON_OVS_ODL_CONFIG_FILES
|
|
}
|
|
|
|
SERVICE_RENAMES = {
|
|
'icehouse': {
|
|
'neutron-plugin-metering-agent': 'neutron-metering-agent',
|
|
},
|
|
'mitaka': {
|
|
'neutron-plugin-openvswitch-agent': 'neutron-openvswitch-agent',
|
|
},
|
|
}
|
|
|
|
|
|
# Override file for systemd
|
|
SYSTEMD_NOVA_OVERRIDE = (
|
|
'/etc/systemd/system/nova-api-metadata.service.d/override.conf'
|
|
)
|
|
|
|
|
|
def install_systemd_override():
|
|
'''
|
|
Install systemd override files for nova-api-metadata
|
|
and reload systemd daemon if required.
|
|
'''
|
|
if init_is_systemd() and not os.path.exists(SYSTEMD_NOVA_OVERRIDE):
|
|
mkdir(os.path.dirname(SYSTEMD_NOVA_OVERRIDE))
|
|
shutil.copy(os.path.join('files',
|
|
os.path.basename(SYSTEMD_NOVA_OVERRIDE)),
|
|
SYSTEMD_NOVA_OVERRIDE)
|
|
subprocess.check_call(['systemctl', 'daemon-reload'])
|
|
|
|
|
|
def remap_service(service_name):
|
|
'''
|
|
Remap service names based on openstack release to deal
|
|
with changes to packaging
|
|
|
|
:param service_name: name of service to remap
|
|
:returns: remapped service name or original value
|
|
'''
|
|
source = os_release('neutron-common')
|
|
for rename_source in SERVICE_RENAMES:
|
|
if (source >= rename_source and
|
|
service_name in SERVICE_RENAMES[rename_source]):
|
|
service_name = SERVICE_RENAMES[rename_source][service_name]
|
|
return service_name
|
|
|
|
|
|
def resolve_config_files(plugin, release):
|
|
'''
|
|
Resolve configuration files and contexts
|
|
|
|
:param plugin: shortname of plugin e.g. ovs
|
|
:param release: openstack release codename
|
|
:returns: dict of configuration files, contexts
|
|
and associated services
|
|
'''
|
|
config_files = deepcopy(CONFIG_FILES)
|
|
drop_config = []
|
|
cmp_os_release = CompareOpenStackReleases(release)
|
|
if plugin == OVS:
|
|
# NOTE: deal with switch to ML2 plugin for >= icehouse
|
|
drop_config = [NEUTRON_OVS_AGENT_CONF]
|
|
if cmp_os_release >= 'mitaka':
|
|
# ml2 -> ovs_agent
|
|
drop_config = [NEUTRON_ML2_PLUGIN_CONF]
|
|
|
|
# Use MAAS1.9 for MTU and external port config on xenial and above
|
|
if CompareHostReleases(lsb_release()['DISTRIB_CODENAME']) >= 'xenial':
|
|
drop_config.extend([EXT_PORT_CONF, PHY_NIC_MTU_CONF])
|
|
|
|
# Rename to lbaasv2 in newton
|
|
if cmp_os_release < 'newton':
|
|
drop_config.extend([NEUTRON_LBAASV2_AA_PROFILE_PATH])
|
|
else:
|
|
drop_config.extend([NEUTRON_LBAAS_AA_PROFILE_PATH])
|
|
|
|
for _config in drop_config:
|
|
if _config in config_files[plugin]:
|
|
config_files[plugin].pop(_config)
|
|
|
|
if is_relation_made('amqp-nova'):
|
|
amqp_nova_ctxt = context.AMQPContext(
|
|
ssl_dir=NOVA_CONF_DIR,
|
|
rel_name='amqp-nova',
|
|
relation_prefix='nova')
|
|
else:
|
|
amqp_nova_ctxt = context.AMQPContext(
|
|
ssl_dir=NOVA_CONF_DIR,
|
|
rel_name='amqp')
|
|
config_files[plugin][NOVA_CONF][
|
|
'hook_contexts'].append(amqp_nova_ctxt)
|
|
return config_files
|
|
|
|
|
|
def register_configs(release=None):
|
|
'''
|
|
Register config files with their respective contexts.
|
|
|
|
:param release: string containing the openstack release to use
|
|
over automatic detection based on installed pkgs.
|
|
'''
|
|
release = release or os_release('neutron-common')
|
|
plugin = config('plugin')
|
|
config_files = resolve_config_files(plugin, release)
|
|
configs = templating.OSConfigRenderer(templates_dir=TEMPLATES,
|
|
openstack_release=release)
|
|
for conf in config_files[plugin]:
|
|
configs.register(conf,
|
|
config_files[plugin][conf]['hook_contexts'])
|
|
return configs
|
|
|
|
|
|
def stop_services():
|
|
release = os_release('neutron-common')
|
|
plugin = config('plugin')
|
|
config_files = resolve_config_files(plugin, release)
|
|
svcs = set()
|
|
for ctxt in config_files[config('plugin')].values():
|
|
for svc in ctxt['services']:
|
|
svcs.add(remap_service(svc))
|
|
for svc in svcs:
|
|
service_stop(svc)
|
|
|
|
|
|
def restart_map(release=None):
|
|
'''
|
|
Determine the correct resource map to be passed to
|
|
charmhelpers.core.restart_on_change() based on the services configured.
|
|
|
|
:param release: string containing the openstack release to use
|
|
over automatic detection based on installed pkgs.
|
|
:returns: dict: A dictionary mapping config file to lists of services
|
|
that should be restarted when file changes.
|
|
'''
|
|
release = release or os_release('neutron-common')
|
|
plugin = config('plugin')
|
|
config_files = resolve_config_files(plugin, release)
|
|
_map = {}
|
|
enable_vpn_agent = 'neutron-vpn-agent' in get_packages()
|
|
for f, ctxt in config_files[plugin].items():
|
|
svcs = set()
|
|
for svc in ctxt['services']:
|
|
svcs.add(remap_service(svc))
|
|
if not enable_vpn_agent and 'neutron-vpn-agent' in svcs:
|
|
svcs.remove('neutron-vpn-agent')
|
|
if 'neutron-vpn-agent' in svcs and 'neutron-l3-agent' in svcs:
|
|
svcs.remove('neutron-l3-agent')
|
|
if (CompareOpenStackReleases(release) >= 'newton' and
|
|
'neutron-lbaas-agent' in svcs):
|
|
svcs.remove('neutron-lbaas-agent')
|
|
svcs.add('neutron-lbaasv2-agent')
|
|
if svcs:
|
|
_map[f] = list(svcs)
|
|
return _map
|
|
|
|
|
|
INT_BRIDGE = "br-int"
|
|
EXT_BRIDGE = "br-ex"
|
|
|
|
|
|
def services():
|
|
''' Returns a list of services associate with this charm '''
|
|
_services = []
|
|
for v in restart_map().values():
|
|
_services = _services + v
|
|
return list(set(_services))
|
|
|
|
|
|
def do_openstack_upgrade(configs):
|
|
"""
|
|
Perform an upgrade. Takes care of upgrading packages, rewriting
|
|
configs, database migrations and potentially any other post-upgrade
|
|
actions.
|
|
"""
|
|
new_src = config('openstack-origin')
|
|
new_os_rel = get_os_codename_install_source(new_src)
|
|
log('Performing OpenStack upgrade to %s.' % (new_os_rel))
|
|
|
|
configure_installation_source(new_src)
|
|
|
|
# NOTE(jamespage):
|
|
# Write-out new openstack release configuration files prior to upgrading
|
|
# to avoid having to restart services immediately after upgrade.
|
|
configs = register_configs(new_os_rel)
|
|
configs.write_all()
|
|
|
|
dpkg_opts = [
|
|
'--option', 'Dpkg::Options::=--force-confnew',
|
|
'--option', 'Dpkg::Options::=--force-confdef',
|
|
]
|
|
apt_update(fatal=True)
|
|
apt_upgrade(options=dpkg_opts,
|
|
fatal=True, dist=True)
|
|
# The cached version of os_release will now be invalid as the pkg version
|
|
# should have changed during the upgrade.
|
|
reset_os_release()
|
|
apt_install(get_early_packages(), fatal=True)
|
|
apt_install(get_packages(), fatal=True)
|
|
|
|
|
|
def configure_ovs():
|
|
if config('plugin') in [OVS, OVS_ODL]:
|
|
if not service_running('openvswitch-switch'):
|
|
full_restart()
|
|
add_bridge(INT_BRIDGE)
|
|
add_bridge(EXT_BRIDGE)
|
|
ext_port_ctx = ExternalPortContext()()
|
|
if ext_port_ctx and ext_port_ctx['ext_port']:
|
|
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
|
|
|
|
portmaps = DataPortContext()()
|
|
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
|
|
for br in bridgemaps.values():
|
|
add_bridge(br)
|
|
if not portmaps:
|
|
continue
|
|
|
|
for port, _br in portmaps.items():
|
|
if _br == br:
|
|
if not is_linuxbridge_interface(port):
|
|
add_bridge_port(br, port, promisc=True)
|
|
else:
|
|
add_ovsbridge_linuxbridge(br, port)
|
|
|
|
target = config('ipfix-target')
|
|
bridges = [INT_BRIDGE, EXT_BRIDGE]
|
|
bridges.extend(bridgemaps.values())
|
|
|
|
if target:
|
|
for bridge in bridges:
|
|
disable_ipfix(bridge)
|
|
enable_ipfix(bridge, target)
|
|
else:
|
|
# NOTE: removing ipfix setting from a bridge is idempotent and
|
|
# will pass regardless of the existence of the setting
|
|
for bridge in bridges:
|
|
disable_ipfix(bridge)
|
|
|
|
# Ensure this runs so that mtu is applied to data-port interfaces if
|
|
# provided.
|
|
service_restart('os-charm-phy-nic-mtu')
|
|
|
|
|
|
def copy_file(src, dst, perms=None, force=False):
|
|
"""Copy file to destination and optionally set permissionss.
|
|
|
|
If destination does not exist it will be created.
|
|
"""
|
|
if not os.path.isdir(dst):
|
|
log('Creating directory %s' % dst, level=DEBUG)
|
|
mkdir(dst)
|
|
|
|
fdst = os.path.join(dst, os.path.basename(src))
|
|
if not os.path.isfile(fdst) or force:
|
|
try:
|
|
copy2(src, fdst)
|
|
if perms:
|
|
os.chmod(fdst, perms)
|
|
except IOError:
|
|
log('Failed to copy file from %s to %s.' % (src, dst), level=ERROR)
|
|
raise
|
|
|
|
|
|
def remove_file(path):
|
|
if not os.path.isfile(path):
|
|
log('File %s does not exist.' % path, level=INFO)
|
|
return
|
|
|
|
try:
|
|
os.remove(path)
|
|
except IOError:
|
|
log('Failed to remove file %s.' % path, level=ERROR)
|
|
|
|
|
|
def install_legacy_ha_files(force=False):
|
|
for f, p in LEGACY_FILES_MAP.items():
|
|
srcfile = os.path.join(LEGACY_HA_TEMPLATE_FILES, f)
|
|
copy_file(srcfile, p['path'], p.get('permissions', None), force=force)
|
|
|
|
|
|
def remove_legacy_ha_files():
|
|
for f, p in LEGACY_FILES_MAP.items():
|
|
remove_file(os.path.join(p['path'], f))
|
|
|
|
|
|
def update_legacy_ha_files(force=False):
|
|
if config('ha-legacy-mode'):
|
|
install_legacy_ha_files(force=force)
|
|
else:
|
|
remove_legacy_ha_files()
|
|
|
|
|
|
def cache_env_data():
|
|
env = NetworkServiceContext()()
|
|
if not env:
|
|
log('Unable to get NetworkServiceContext at this time', level=ERROR)
|
|
return
|
|
|
|
no_envrc = False
|
|
envrc_f = '/etc/legacy_ha_envrc'
|
|
if os.path.isfile(envrc_f):
|
|
with open(envrc_f, 'r') as f:
|
|
data = f.read()
|
|
|
|
data = data.strip().split('\n')
|
|
diff = False
|
|
for line in data:
|
|
k = line.split('=')[0]
|
|
v = line.split('=')[1]
|
|
if k not in env or v != env[k]:
|
|
diff = True
|
|
break
|
|
else:
|
|
no_envrc = True
|
|
|
|
if no_envrc or diff:
|
|
with open(envrc_f, 'w') as f:
|
|
for k, v in env.items():
|
|
f.write(''.join([k, '=', v, '\n']))
|
|
|
|
|
|
def stop_neutron_ha_monitor_daemon():
|
|
try:
|
|
cmd = ['pgrep', '-f', 'neutron-ha-monitor.py']
|
|
res = subprocess.check_output(cmd).decode('UTF-8')
|
|
pid = res.strip()
|
|
if pid:
|
|
subprocess.call(['sudo', 'kill', '-9', pid])
|
|
except subprocess.CalledProcessError as e:
|
|
log('Faild to kill neutron-ha-monitor daemon, %s' % e, level=ERROR)
|
|
|
|
|
|
def cleanup_ovs_netns():
|
|
try:
|
|
subprocess.call('neutron-ovs-cleanup')
|
|
subprocess.call('neutron-netns-cleanup')
|
|
except subprocess.CalledProcessError as e:
|
|
log('Faild to cleanup ovs and netns, %s' % e, level=ERROR)
|
|
|
|
|
|
def get_optional_interfaces():
|
|
"""Return the optional interfaces that should be checked if the relavent
|
|
relations have appeared.
|
|
:returns: {general_interface: [specific_int1, specific_int2, ...], ...}
|
|
"""
|
|
optional_interfaces = {}
|
|
if relation_ids('ha'):
|
|
optional_interfaces['ha'] = ['cluster']
|
|
return optional_interfaces
|
|
|
|
|
|
def check_optional_relations(configs):
|
|
"""Check that if we have a relation_id for high availability that we can
|
|
get the hacluster config. If we can't then we are blocked.
|
|
|
|
This function is called from assess_status/set_os_workload_status as the
|
|
charm_func and needs to return either "unknown", "" if there is no problem
|
|
or the status, message if there is a problem.
|
|
|
|
:param configs: an OSConfigRender() instance.
|
|
:return 2-tuple: (string, string) = (status, message)
|
|
"""
|
|
if relation_ids('ha'):
|
|
try:
|
|
get_hacluster_config()
|
|
except:
|
|
return ('blocked',
|
|
'hacluster missing configuration: '
|
|
'vip, vip_iface, vip_cidr')
|
|
|
|
# return 'unknown' as the lowest priority to not clobber an existing
|
|
# status.
|
|
return 'unknown', ''
|
|
|
|
|
|
def assess_status(configs):
|
|
"""Assess status of current unit
|
|
Decides what the state of the unit should be based on the current
|
|
configuration.
|
|
SIDE EFFECT: calls set_os_workload_status(...) which sets the workload
|
|
status of the unit.
|
|
Also calls status_set(...) directly if paused state isn't complete.
|
|
@param configs: a templating.OSConfigRenderer() object
|
|
@returns None - this function is executed for its side-effect
|
|
"""
|
|
assess_status_func(configs)()
|
|
os_application_version_set(VERSION_PACKAGE)
|
|
|
|
|
|
def assess_status_func(configs):
|
|
"""Helper function to create the function that will assess_status() for
|
|
the unit.
|
|
Uses charmhelpers.contrib.openstack.utils.make_assess_status_func() to
|
|
create the appropriate status function and then returns it.
|
|
Used directly by assess_status() and also for pausing and resuming
|
|
the unit.
|
|
|
|
NOTE: REQUIRED_INTERFACES is augmented with the optional interfaces
|
|
depending on the current config before being passed to the
|
|
make_assess_status_func() function.
|
|
|
|
NOTE(ajkavanagh) ports are not checked due to race hazards with services
|
|
that don't behave sychronously w.r.t their service scripts. e.g.
|
|
apache2.
|
|
@param configs: a templating.OSConfigRenderer() object
|
|
@return f() -> None : a function that assesses the unit's workload status
|
|
"""
|
|
required_interfaces = REQUIRED_INTERFACES.copy()
|
|
required_interfaces.update(get_optional_interfaces())
|
|
active_services = [s for s in services() if s not in STOPPED_SERVICES]
|
|
return make_assess_status_func(
|
|
configs, required_interfaces,
|
|
charm_func=check_optional_relations,
|
|
services=active_services, ports=None)
|
|
|
|
|
|
def pause_unit_helper(configs):
|
|
"""Helper function to pause a unit, and then call assess_status(...) in
|
|
effect, so that the status is correctly updated.
|
|
Uses charmhelpers.contrib.openstack.utils.pause_unit() to do the work.
|
|
@param configs: a templating.OSConfigRenderer() object
|
|
@returns None - this function is executed for its side-effect
|
|
"""
|
|
_pause_resume_helper(pause_unit, configs)
|
|
|
|
|
|
def resume_unit_helper(configs):
|
|
"""Helper function to resume a unit, and then call assess_status(...) in
|
|
effect, so that the status is correctly updated.
|
|
Uses charmhelpers.contrib.openstack.utils.resume_unit() to do the work.
|
|
@param configs: a templating.OSConfigRenderer() object
|
|
@returns None - this function is executed for its side-effect
|
|
"""
|
|
_pause_resume_helper(resume_unit, configs)
|
|
|
|
|
|
def _pause_resume_helper(f, configs):
|
|
"""Helper function that uses the make_assess_status_func(...) from
|
|
charmhelpers.contrib.openstack.utils to create an assess_status(...)
|
|
function that can be used with the pause/resume of the unit
|
|
@param f: the function to be used with the assess_status(...) function
|
|
@returns None - this function is executed for its side-effect
|
|
"""
|
|
active_services = [s for s in services() if s not in STOPPED_SERVICES]
|
|
# TODO(ajkavanagh) - ports= has been left off because of the race hazard
|
|
# that exists due to service_start()
|
|
f(assess_status_func(configs),
|
|
services=active_services,
|
|
ports=None)
|
|
|
|
|
|
def configure_apparmor():
|
|
'''Configure all apparmor profiles for the local unit'''
|
|
profiles = deepcopy(APPARMOR_PROFILES)
|
|
cmp_os_source = CompareOpenStackReleases(os_release('neutron-common'))
|
|
if cmp_os_source >= 'newton':
|
|
profiles.remove(NEUTRON_LBAAS_AA_PROFILE)
|
|
profiles.append(NEUTRON_LBAASV2_AA_PROFILE)
|
|
for profile in profiles:
|
|
context.AppArmorContext(profile).setup_aa_profile()
|