#!/bin/bash

# Reading container IDs
# Wrapping as array to ensure trimmed content when calling $NGINX etc.
NGINX=($(curl --silent --insecure https://dockerapi/containers/json | jq -r '.[] | {name: .Config.Labels["com.docker.compose.service"], id: .Id}' | jq -rc 'select( .name | tostring | contains("nginx-mailcow")) | .id' | tr "\n" " "))
DOVECOT=($(curl --silent --insecure https://dockerapi/containers/json | jq -r '.[] | {name: .Config.Labels["com.docker.compose.service"], id: .Id}' | jq -rc 'select( .name | tostring | contains("dovecot-mailcow")) | .id' | tr "\n" " "))
POSTFIX=($(curl --silent --insecure https://dockerapi/containers/json | jq -r '.[] | {name: .Config.Labels["com.docker.compose.service"], id: .Id}' | jq -rc 'select( .name | tostring | contains("postfix-mailcow")) | .id' | tr "\n" " "))

reload_nginx(){
  echo "Reloading Nginx..."
  NGINX_RELOAD_RET=$(curl -X POST --insecure https://dockerapi/containers/${NGINX}/exec -d '{"cmd":"reload", "task":"nginx"}' --silent -H 'Content-type: application/json' | jq -r .type)
  [[ ${NGINX_RELOAD_RET} != 'success' ]] && { echo "Could not reload Nginx, restarting container..."; restart_container ${NGINX} ; }
}

reload_dovecot(){
  echo "Reloading Dovecot..."
  DOVECOT_RELOAD_RET=$(curl -X POST --insecure https://dockerapi/containers/${DOVECOT}/exec -d '{"cmd":"reload", "task":"dovecot"}' --silent -H 'Content-type: application/json' | jq -r .type)
  [[ ${DOVECOT_RELOAD_RET} != 'success' ]] && { echo "Could not reload Dovecot, restarting container..."; restart_container ${DOVECOT} ; }
}

reload_postfix(){
  echo "Reloading Postfix..."
  POSTFIX_RELOAD_RET=$(curl -X POST --insecure https://dockerapi/containers/${POSTFIX}/exec -d '{"cmd":"reload", "task":"postfix"}' --silent -H 'Content-type: application/json' | jq -r .type)
  [[ ${POSTFIX_RELOAD_RET} != 'success' ]] && { echo "Could not reload Postfix, restarting container..."; restart_container ${POSTFIX} ; }
}

restart_container(){
  for container in $*; do
    echo "Restarting ${container}..."
    C_REST_OUT=$(curl -X POST --insecure https://dockerapi/containers/${container}/restart --silent | jq -r '.msg')
    echo "${C_REST_OUT}"
  done
}

if [[ "${CERT_AMOUNT_CHANGED}" == "1" ]]; then
  restart_container ${NGINX}
  restart_container ${DOVECOT}
  restart_container ${POSTFIX}
else
  reload_nginx
  reload_dovecot
  #reload_postfix
  restart_container ${POSTFIX}
fi