#!/usr/bin/env bash
# Registers the Forgejo Actions runner (see the runner + docker-in-docker
# services in docker-compose.yml) for the silentmode organisation. Run once
# on the Hephaestus host from ~/hephaestus. Re-running replaces the
# registration with a new one; delete the old runner in the org settings.
#
# Labels: jobs that say `runs-on: linux-x64` (or ubuntu-latest) run in a
# node:22-bookworm container inside docker-in-docker, one at a time.
set -euo pipefail
cd "$(dirname "$0")/.."
NAME=${1:-hephaestus-linux}
LABELS="linux-x64:docker://node:22-bookworm,ubuntu-latest:docker://node:22-bookworm"

docker compose up -d docker-in-docker runner
TOKEN=$(docker compose exec -T -u git forgejo forgejo actions generate-runner-token --scope silentmode | tail -n 1 | tr -d '\r')
[ -n "$TOKEN" ] || { echo "no registration token" >&2; exit 1; }
docker compose exec -T runner sh -c "
  set -e
  cd /data
  rm -f .runner
  forgejo-runner register --no-interactive --instance https://code.silentmode.st --token '$TOKEN' --name '$NAME' --labels '$LABELS'
  forgejo-runner generate-config > config.yml
  sed -i 's/^  capacity: .*/  capacity: 1/' config.yml
"
docker compose restart runner
sleep 8
docker compose logs --tail 20 runner