#!/usr/bin/env bash
set -euo pipefail

apk add lavinmq lavinmq-doc lavinmq-openrc

diagnose_lavinmq() {
  rc-service lavinmq status || true
  ps -ef | grep -E '[l]avinmq|start-stop' || true
  tail -120 /var/log/lavinmq/lavinmq.log || true
}

wait_for_lavinmq() {
  local attempt

  for attempt in $(seq 1 30); do
    if lavinmqctl --silent status >/dev/null 2>&1; then
      return 0
    fi
    sleep 1
  done

  diagnose_lavinmq >&2
  return 1
}

test -x /usr/bin/lavinmq
test -x /usr/bin/lavinmqctl
test -x /usr/bin/lavinmqperf
test -f /etc/lavinmq/lavinmq.ini
test -d /var/lib/lavinmq
test "$(stat -c '%U:%G %a' /var/lib/lavinmq)" = "lavinmq:lavinmq 750"
test -f /etc/conf.d/lavinmq
test -f /etc/init.d/lavinmq
test -f /usr/share/doc/lavinmq/README.md

lavinmq -v
lavinmqctl --version
lavinmqperf --version

rc-update add lavinmq default || true
test -L /etc/runlevels/default/lavinmq
rc-service lavinmq start
rc-service lavinmq status
wait_for_lavinmq
test -f /var/lib/lavinmq/.lock
rc-service lavinmq stop

chown root:root /var/lib/lavinmq/.lock
chmod 0600 /var/lib/lavinmq/.lock
rc-service lavinmq start
rc-service lavinmq status
wait_for_lavinmq
test "$(stat -c '%U:%G %a' /var/lib/lavinmq/.lock)" = "lavinmq:lavinmq 640"
rc-service lavinmq stop