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#!/bin/sh
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# Instant auto-update: poll the registry and redeploy a container as soon as
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# its published image differs from what is running. Cron runs this every 2 min
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# (/boot/config/plugins/dynamix/registry-autoupdate.cron).
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# Skips entirely while a CI job container is active: recreating gitgudlab would
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# kill the registry mid-push, and the runner must not recreate itself mid-job
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# (redeploy-gitgudlab-runner.sh also guards this itself).
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LOCK=/var/run/registry-autoupdate.lock
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mkdir "$LOCK" 2>/dev/null || exit 0
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trap 'rmdir "$LOCK"' EXIT
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if docker ps --format '{{.Names}}' | grep -q '^gitgud-job-'; then
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  exit 0
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fi
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check() {
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  name=$1; ref=$2; script=$3
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  docker pull -q "$ref" >/dev/null 2>&1 || return 0
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  latest=$(docker image inspect --format '{{.Id}}' "$ref" 2>/dev/null) || return 0
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  running=$(docker inspect --format '{{.Image}}' "$name" 2>/dev/null)
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  if [ "$latest" != "$running" ]; then
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    logger -t registry-autoupdate "updating $name ($running -> $latest)"
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    if sh "$script" >/dev/null 2>&1; then
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      logger -t registry-autoupdate "$name updated"
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    else
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      logger -t registry-autoupdate "$name redeploy failed or refused, will retry"
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    fi
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  fi
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}
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check gitgudlab git.nas.home.htl-sky.net/permissionbrick/gitgudlab:latest /boot/config/redeploy-gitgudlab.sh
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check gitgudlab-runner git.nas.home.htl-sky.net/permissionbrick/gitgudlab:runner-latest /boot/config/redeploy-gitgudlab-runner.sh
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check sillytavern ghcr.io/sillytavern/sillytavern:latest /boot/config/redeploy-sillytavern.sh
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check runpod-lazy ghcr.io/permissionbrick/st-runpod-proxy:latest /boot/config/redeploy-runpod-lazy.sh