#!/bin/sh
# Validate system Caddy configuration and reload Caddy on success.
# Usage: run from the checked-out deployment directory, or pass env vars
# Environment variables:
#   SYSTEM_CADDYFILE - path to system Caddyfile that includes this repo (default /etc/caddy/Caddyfile)
#   DEPLOY_DIR - path of the checked-out config repo used by system Caddy (not modified by this script)

set -eu

SYSTEM_CADDYFILE=${SYSTEM_CADDYFILE:-/etc/caddy/Caddyfile}
DEPLOY_DIR=${DEPLOY_DIR:-/srv/caddy-config}

echo "Validating Caddy configuration: ${SYSTEM_CADDYFILE}"

if ! /usr/bin/caddy validate --config "${SYSTEM_CADDYFILE}"; then
    echo "Caddy validation failed; aborting reload" >&2
    exit 1
fi

echo "Validation succeeded; reloading Caddy"
sudo systemctl reload caddy

echo "Caddy reloaded successfully"