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FabledSteward/Dockerfile
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bvandeusenandClaude Opus 5.5 edcfa4d3db
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fix(ansible): git sources work in the image and survive a redeploy; pulls time out; alert vars go in a JSON file (#5157)
- git ships in the image; checkouts live under /data/ansible/sources
  (STEWARD_ANSIBLE_SOURCE_DIR), on the persistent volume.
- One task, ansible_git_pulls, reads the sources every 30 s and pulls each
  as its interval passes: a source added in Settings is pulled without a
  restart, a removed one is forgotten.
- git_pull: a 120 s timeout ending the process group, GIT_TERMINAL_PROMPT=0,
  pull --ff-only, a failed clone removed; it raises GitPullError with git's
  message, so the Sync button stops saying Synced after a failure (and the
  message is now escaped).
- An alert action's vars and the firing's steward_alert_* vars reach
  ansible-playbook as one JSON extra-vars file, not -e key=value, which
  Ansible split on whitespace (a rule named 'High CPU on web').

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 21:13:14 -04:00

49 lines
1.8 KiB
Docker

FROM python:3.13-slim
RUN DEBIAN_FRONTEND=noninteractive apt-get update \
&& DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
iputils-ping \
# gosu — minimal privilege-drop tool used by entrypoint.sh
gosu \
# openssh-client — ansible-playbook reaches remote hosts over ssh
openssh-client \
# sshpass — Ansible shells out to it for first-contact password SSH
# (provisioning a fresh host before the managed key is installed)
sshpass \
# git — clones and pulls Ansible git sources (Settings > Ansible)
git \
&& rm -rf /var/lib/apt/lists/*
# Upgrade pip to suppress the version notice
RUN pip install --upgrade pip
WORKDIR /app
COPY pyproject.toml .
COPY steward/ steward/
# Bundle the extras whose features ship in the image: [ansible] for the
# playbook runner, [snmp] (pysnmp) for the SNMP poller, [ldap] (ldap3, pure
# Python) for LDAP sign-in under Settings -> Auth. Without them those features
# load but fail for want of their runtime dependency.
RUN pip install --no-cache-dir '.[ansible,snmp,ldap]'
COPY alembic.ini .
# First-party plugins ship inside the image (bundled root at /app/plugins).
# Third-party plugins are mounted at runtime into the external root
# (STEWARD_PLUGIN_DIR, default /data/plugins).
COPY plugins/ plugins/
COPY entrypoint.sh /entrypoint.sh
RUN chmod +x /entrypoint.sh
# Runtime directories — owned by app user. The container starts as root
# so the entrypoint can fix up /data permissions if needed, then drops to
# 'app' (uid 1000) via gosu before launching steward.
RUN useradd -m -u 1000 app \
&& mkdir -p /data/ansible/sources /data/ansible/runs /data/ansible/playbooks /data/plugins \
&& chown -R app:app /data /app
EXPOSE 5000
ENTRYPOINT ["/entrypoint.sh"]
CMD ["steward", "--host", "0.0.0.0", "--port", "5000"]