#!/bin/bash
#
# Autodiscover service for mail

PATH=$HOME/.docker/cli-plugins:/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

config_autodiscover() {
  echo -ne "\n* Configuring /federated/apps/autodiscover container.."
  spin &
  SPINPID=$!

  if [ ! -d "/federated/apps/autodiscover" ]; then
    mkdir -p /federated/apps/autodiscover
  fi

cat > /federated/apps/autodiscover/docker-compose.yml <<EOF
version: '3.7'

services:
  autodiscover:
    image: monogramm/autodiscover-email-settings:latest
    container_name: autodiscover
    hostname: autodiscover.$DOMAIN
    domainname: $DOMAIN
    restart: always
    networks:
      federated:
        ipv4_address: 172.99.0.32
    env_file:
      - ./.env
    labels:
      - "traefik.enable=true"
      - "traefik.http.routers.autodiscover.rule=Host(`autoconfig.$DOMAIN`,`autodiscover.$DOMAIN`)"
      - "traefik.http.routers.autodiscover.entrypoints=websecure"
      - "traefik.http.routers.autodiscover.tls.certresolver=letsencrypt"
      - "traefik.http.services.autodiscover.loadbalancer.server.port=8000"

networks:
  federated:
    external: true
EOF

cat > /federated/apps/autodiscover/.env <<EOF
IMAGE_VERSION="620af02"
COMPANY_NAME=$COMPANY
SUPPORT_URL=https://autodiscover.$DOMAIN
DOMAIN=$DOMAIN
# IMAP configuration (host mandatory to enable)
IMAP_HOST=mail.$DOMAIN
IMAP_PORT=993
IMAP_SOCKET=SSL
# POP configuration (host mandatory to enable)
POP_HOST=mail.$DOMAIN
POP_PORT=995
POP_SOCKET=SSL
# SMTP configuration (host mandatory to enable)
SMTP_HOST=mail.$DOMAIN
SMTP_PORT=587
SMTP_SOCKET=STARTTLS
# MobileSync/ActiveSync configuration (url mandatory to enable)
#      - MOBILESYNC_URL=https://sync.example.com
#- MOBILESYNC_NAME=sync.example.com
# LDAP configuration (host mandatory to enable)
LDAP_HOST=ldap.$DOMAIN
LDAP_PORT=636
LDAP_SOCKET=SSL
LDAP_BASE=dc=federatedcomputer,dc=cloud
LDAP_USER_FIELD=mail
LDAP_USER_BASE=ou=people,dc=federatedcomputer,dc=cloud
LDAP_SEARCH=(|(objectClass=PostfixBookMailAccount))
# Apple mobile config identifiers (identifier mandatory to enable)
PROFILE_IDENTIFIER=cloud.federatedcomputer.autodiscover
PROFILE_UUID=92943D26-CAB3-4086-897D-DC6C0D8B1E86
MAIL_UUID=7A981A9E-D5D0-4EF8-87FE-39FD6A506FAC
LDAP_UUID=6ECB6BA9-2208-4ABF-9E60-4E9F4CD7309E
EOF
chmod 600 /federated/apps/autodiscover/.env

# Add DNS records for auto discovery
docker exec -it pdns pdnsutil add-record $DOMAIN autoconfig A 86400 $EXTERNALIP
[ $? -ne 0 ] && fail "Couldn't add dns record for auto discovery"
docker exec -it pdns pdnsutil add-record $DOMAIN autodiscover A 86400 $EXTERNALIP
[ $? -ne 0 ] && fail "Couldn't add dns record for auto discovery"
docker exec -it pdns pdnsutil add-record $DOMAIN @ TXT 86400 "\"mailconf=https://autoconfig.$DOMAIN/mail/config-v1.1.xml\""
[ $? -ne 0 ] && fail "Couldn't add dns record for auto discovery"
docker exec -it pdns pdnsutil add-record $DOMAIN _imaps._tcp SRV "0 0 993 mail.$DOMAIN"
[ $? -ne 0 ] && fail "Couldn't add dns record for auto discovery"
docker exec -it pdns pdnsutil add-record $DOMAIN _pop3s._tcp SRV "0 0 995 mail.$DOMAIN"
[ $? -ne 0 ] && fail "Couldn't add dns record for auto discovery"
docker exec -it pdns pdnsutil add-record $DOMAIN _imaps._tcp SRV "0 0 993 mail.$DOMAIN"
[ $? -ne 0 ] && fail "Couldn't add dns record for auto discovery"
docker exec -it pdns pdnsutil add-record $DOMAIN _submission._tcp SRV 86400 "0 0 587 $DOMAIN"
[ $? -ne 0 ] && fail "Couldn't add dns record for auto discovery"
docker exec -it pdns pdnsutil add-record $DOMAIN _autodiscover._tcp SRV 86400 "0 0 443 autodiscover.$DOMAIN"
[ $? -ne 0 ] && fail "Couldn't add dns record for auto discovery"
docker exec -it pdns pdnsutil add-record $DOMAIN _ldap._tcp SRV 86400 "0 0 636 ldap.$DOMAIN"
[ $? -ne 0 ] && fail "Couldn't add dns record for auto discovery"

kill -9 $SPINPID &> /dev/null
echo -ne "done."
}

start_autodiscover() {
  # Start service with command to make sure it's up before proceeding
  start_service "autodiscover" "nc -z 172.99.0.32 8000 &> /dev/null" "8"

  kill -9 $SPINPID &> /dev/null
  echo -ne "done."
}