Five fixes for rootless Docker setup on Arch Linux runners: 1. Write daemon.json (with containerd-snapshotter: false) BEFORE running dockerd-rootless-setuptool.sh, so Docker 29 starts with overlay2 from the very first boot instead of containerd snapshots. 2. Add DBUS_SESSION_BUS_ADDRESS to all systemctl --user tasks. Without it, systemctl --user fails with "Connection refused" on Arch Linux where the D-Bus session bus isn't auto-discovered. 3. Fix pre-configure override port driver: use 'builtin' for slirp4netns and 'implicit' only for pasta. The previous unconditional 'implicit' caused dockerd to exit immediately on slirp4netns hosts. 4. Fix prune timer schedule from '*-* * */6:00:00' (invalid) to '*-*-* 00/6:00:00' (every 6 hours, valid systemd calendar spec). 5. Add explicit Docker 29→28 downgrade task for Debian/Ubuntu using version-pinned apt install with allow_downgrades. Closes GRM-158 Generated with [Devin](https://devin.ai) Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>
29 lines
1.2 KiB
YAML
29 lines
1.2 KiB
YAML
---
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# Pre-pull Docker images that CI runners need to avoid pulling them on
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# every CI run. The runner container image (ci-full) is large (~3.3GB)
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# and pulling it on every run causes timeouts and disk pressure.
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#
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# The healthcheck script's disk-space prune only removes dangling images
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# (not tagged ones), so pre-pulled images persist between CI runs.
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#
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# Set gitea_runner_pre_pull_images to a list of image refs to pull, or
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# empty list to skip pre-pulling.
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- name: Pre-pull Docker images for CI runner
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ansible.builtin.command: "docker pull {{ item }}"
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become: true
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become_user: "{{ gitea_runner_service_user }}"
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environment:
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DOCKER_HOST: "unix:///run/user/{{ gitea_runner_uid }}/docker.sock"
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XDG_RUNTIME_DIR: "/run/user/{{ gitea_runner_uid }}"
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DBUS_SESSION_BUS_ADDRESS: "unix:path=/run/user/{{ gitea_runner_uid | default(0) }}/bus"
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register: gitea_runner_pre_pull_result
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changed_when: "'Status: Downloaded' in gitea_runner_pre_pull_result.stdout or 'Status: Downloaded' in gitea_runner_pre_pull_result.stderr"
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retries: 3
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delay: 5
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until: gitea_runner_pre_pull_result is success
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loop: "{{ gitea_runner_pre_pull_images }}"
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when:
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- gitea_runner_docker_rootless_setup
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- gitea_runner_pre_pull_images | length > 0
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