102 lines
3.8 KiB
YAML
102 lines
3.8 KiB
YAML
# This can be removed if we add this functionality to Zuul directly
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- name: Load information from zuul_return
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when: buildset_registry is not defined
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set_fact:
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buildset_registry: "{{ (lookup('file', zuul.executor.work_root + '/results.json') | from_json)['buildset_registry'] }}"
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# Start a socat tunnel to the buildset registry to work around the
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# fact that docker does not correctly parse ipv6 addresses. The socat
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# process will terminate when the playbook ends.
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- name: Start socat to work around https://github.com/moby/moby/issues/39033
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shell: "socat -d -d TCP-LISTEN:0,fork TCP:{{ buildset_registry.host | ipwrap }}:{{ buildset_registry.port }} 2> {{ zuul.executor.work_root }}/socat_port &"
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# Use slurp instead of file lookup to make this testable on a fake
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# executor node.
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- name: Read socat port
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slurp:
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src: "{{ zuul.executor.work_root }}/socat_port"
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register: read_socat_port
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- name: Set socat port
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set_fact:
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socat_port: "{{ read_socat_port['content'] | b64decode | regex_replace('.*?0\\.0\\.0\\.0:(\\d+)', '\\1') | regex_replace('\n', '') }}"
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# Set up cert files for the buildset registry
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- name: Ensure registry cert directory exists
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file:
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path: "/etc/docker/certs.d/127.0.0.1:{{ socat_port }}/"
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state: directory
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- name: Write registry TLS certificate
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copy:
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content: "{{ buildset_registry.cert }}"
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dest: "/etc/docker/certs.d/127.0.0.1:{{ socat_port }}/ca.crt"
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# Update user config for intermediate and buildset registries
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- name: Ensure docker user directory exists
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file:
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state: directory
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path: "~/.docker"
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mode: 0700
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- name: Check if docker user configuration exists
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stat:
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path: "~/.docker/config.json"
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register: docker_config_stat
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- name: Load docker user configuration
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when: docker_config_stat.stat.exists
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slurp:
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path: "~/.docker/config.json"
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register: docker_config
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- name: Parse docker user configuration
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when: docker_config_stat.stat.exists
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set_fact:
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docker_config: "{{ docker_config.content | b64decode | from_json }}"
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- name: Set default docker user configuration
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when: not docker_config_stat.stat.exists
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set_fact:
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docker_config:
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auths: {}
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- name: Add registry to docker user configuration
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no_log: true
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vars:
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new_config:
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auths: |
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{
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"{{ intermediate_registry.host | ipwrap }}:{{ intermediate_registry.port }}":
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{"auth": "{{ (intermediate_registry.username + ":" + intermediate_registry.password) | b64encode }}"},
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"127.0.0.1:{{ socat_port }}":
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{"auth": "{{ (buildset_registry.username + ":" + buildset_registry.password) | b64encode }}"},
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}
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set_fact:
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new_docker_config: "{{ docker_config | combine(new_config, recursive=True) }}"
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- name: Save docker user configuration
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copy:
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content: "{{ new_docker_config | to_nice_json }}"
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dest: "~/.docker/config.json"
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mode: 0600
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# Pull the images
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# To support usage with both docker and podman, the buildset registry
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# keeps "docker.io" entries un-namespaced, and any other namespaces
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# are namespaced. Therefore, if we see docker.io in the repository
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# name, we strip it here.
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- name: Pull artifacts from intermediate registry
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block:
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- name: Pull artifacts from intermediate registry
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command: >-
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skopeo --insecure-policy copy
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{{ item.url }}
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docker://127.0.0.1:{{ socat_port }}/{{ item.metadata.repository | regex_replace('^docker\.io/(.*)', '\1') }}:{{ item.metadata.tag }}
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retries: 3
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register: result
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until: result is success
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when: "'metadata' in item and item.metadata.type | default('') == 'container_image'"
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loop: "{{ zuul.artifacts | default([]) }}"
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always:
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- name: Remove docker user config
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command: "shred ~/.docker/config.json"
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- name: Replace docker user configuration
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copy:
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content: "{{ docker_config | to_nice_json }}"
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dest: "~/.docker/config.json"
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mode: 0600
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