#!/bin/bash

#
# {{ ansible_managed }}
#

set -e

LOG_FILE="${0}.log"

function logInfo() {
  TIMESTAMP=$(date '+%Y-%m-%d_%H:%M:%S' )
  echo "${TIMESTAMP}: INFO: ${1}"
  echo "${TIMESTAMP}: INFO: ${1}" >> "${LOG_FILE}"
}

function logFatal() {
  TIMESTAMP=$(date '+%Y-%m-%d_%H:%M:%S' )
  echo "${TIMESTAMP}: FATAL: ${1}"
  echo "${TIMESTAMP}: FATAL: ${1}" >> "${LOG_FILE}"
  exit 1
}

POSTFIX_LETSENCRYPT_DOMAIN="{{ postfix_myhostname }}"

# The shell variable $RENEWED_DOMAINS will contain a space-delimited
# list of renewed certificate domains (for example, "example.com www.example.com")
# (default: None)
if [ -z ${RENEWED_DOMAINS+x} ]; then
  logInfo "Environment variable RENEWED_DOMAINS not defined. Skipping."
  exit 0
fi

{% raw %}
RENEWED_DOMAINS_ARRAY=(${RENEWED_DOMAINS})
if [ ${#RENEWED_DOMAINS_ARRAY[@]} -eq 0 ]; then
  logInfo "Environment variable RENEWED_DOMAINS_ARRAY is empty. Skipping."
  exit 0
fi
{% endraw %}

for RENEWED_DOMAIN in "${RENEWED_DOMAINS_ARRAY[@]}"; do
  case ${RENEWED_DOMAIN} in
    "${POSTFIX_LETSENCRYPT_DOMAIN}")
    systemctl restart postfix.service
    logInfo "Systemd service restarted!"
    exit 0
  ;;
  esac
done