e535c6fdb1
Masking the `lxc-net` service on CentOS causes all LXC containers to fail to start after a reboot. The `lxc-net` service configures the `lxcbr0` interface and runs `dnsmasq` -- both of which are required for functional containers on CentOS. Closes-Bug: 1657513 Change-Id: I8f0e6a88031daccaf2c2a9f943f2c4212b46d92f
111 lines
2.8 KiB
YAML
111 lines
2.8 KiB
YAML
---
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# Copyright 2014, Rackspace US, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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- name: Drop lxc net bridge
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template:
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src: "{{ item.src }}"
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dest: "{{ item.dest }}"
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owner: "root"
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group: "root"
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mode: "0644"
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with_items: "{{ lxc_cached_network_interfaces }}"
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notify:
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- Bring bridge up
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tags:
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- lxc-files
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- lxc-net
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- lxc-bridge
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- lxc-interfaces
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# All Debian installations of LXC use the lxc-net service. This service breaks our network
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# model and needs to be disabled
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- name: Disable and stop lxc-net
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service:
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name: lxc-net
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enabled: no
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state: stopped
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when:
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- ansible_os_family == "Debian"
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tags:
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- lxc-net
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- name: Mask lxc-net systemd service
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file:
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src: /dev/null
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path: /etc/systemd/system/lxc-net.service
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state: link
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when:
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- ansible_service_mgr == 'systemd'
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- ansible_os_family == "Debian"
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tags:
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- lxc-files
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- lxc-net
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# CentOS systems need the lxc-net service for LXC containers to boot with a
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# network interface.
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- name: Enable the lxc-net service upon reboot (CentOS)
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service:
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name: lxc-net
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enabled: yes
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when:
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- ansible_os_family == 'RedHat'
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tags:
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- lxc-net
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# All Debian based systems use the interfaces.d directory for extra network configs
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# this check ensures the needed source line is in the base config file
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- name: Ensure networking includes interfaces.d
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lineinfile:
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dest: "/etc/network/interfaces"
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line: "source /etc/network/interfaces.d/*.cfg"
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backup: "yes"
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when:
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- ansible_os_family == "Debian"
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tags:
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- lxc-net
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- lxc-interfaces
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- name: Drop lxc net bridge - Debian
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template:
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src: "lxc-net-bridge.cfg.j2"
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dest: "/etc/network/interfaces.d/lxc-net-bridge.cfg"
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owner: "root"
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group: "root"
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mode: "0644"
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when:
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- ansible_os_family == "Debian"
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notify:
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- Restart bridge
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tags:
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- lxc-files
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- lxc-net
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- lxc-bridge
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# Check that the container bridge exists, if not bring it up
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- name: Check Container Bridge exists
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file:
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state: "file"
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path: "/sys/class/net/{{ lxc_net_bridge }}/bridge/bridge_id"
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register: bridge_check
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failed_when: false
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changed_when: bridge_check.state == 'absent'
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notify:
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- Bring bridge up
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tags:
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- lxc-bridge
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# Ensure lxc networks are running as they're supposed to
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- meta: flush_handlers
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