version: '2.2'
services:
    sharelatex:
        restart: always
        image: ldap-overleaf-sl
        container_name: ldap-overleaf-sl
        depends_on:
            mongo:
                condition: service_healthy
            redis:
                condition: service_healthy
            simple-certbot:
                condition: service_started
        privileged: false
        ports:
            - 443:443
        links:
            - mongo
            - redis
            - simple-certbot
        volumes:
            - ${MYDATA}/sharelatex:/var/lib/sharelatex
            - ${MYDATA}/letsencrypt:/etc/letsencrypt
            - ${MYDATA}/letsencrypt/live/${MYDOMAIN}/:/etc/letsencrypt/certs/domain
        environment:
            SHARELATEX_APP_NAME: Overleaf
            SHARELATEX_MONGO_URL: mongodb://mongo/sharelatex
            SHARELATEX_SITE_URL: https://${MYDOMAIN}
            SHARELATEX_NAV_TITLE: Overleaf - run by ${MYDOMAIN}
            #SHARELATEX_HEADER_IMAGE_URL: https://${MYDOMAIN}/logo.svg
            SHARELATEX_ADMIN_EMAIL: ${MYMAIL}
            SHARELATEX_LEFT_FOOTER: '[{"text": "Powered by <a href=\"https://www.sharelatex.com\">ShareLaTeX</a> 2016"} ]'
            SHARELATEX_RIGHT_FOOTER: '[{"text": "LDAP Overleaf (beta)"} ]'
            SHARELATEX_EMAIL_FROM_ADDRESS: "noreply@${MYDOMAIN}"
            # SHARELATEX_EMAIL_AWS_SES_ACCESS_KEY_ID: 
            # SHARELATEX_EMAIL_AWS_SES_SECRET_KEY: 
            SHARELATEX_EMAIL_SMTP_HOST: smtp.${MYDOMAIN}
            SHARELATEX_EMAIL_SMTP_PORT: 587
            SHARELATEX_EMAIL_SMTP_SECURE: 'false'
            # SHARELATEX_EMAIL_SMTP_USER: 
            # SHARELATEX_EMAIL_SMTP_PASS: 
            # SHARELATEX_EMAIL_SMTP_TLS_REJECT_UNAUTH: true
            # SHARELATEX_EMAIL_SMTP_IGNORE_TLS: false
            SHARELATEX_CUSTOM_EMAIL_FOOTER: "This system is run by ${MYDOMAIN} - please contact ${MYMAIL} if you experience any issues." 

            LDAP_SERVER: ldaps://LDAPSERVER:636
            LDAP_BASE: ou=people,dc=DOMAIN,dc=TLD
            LDAP_BINDDN: ou=someunit,ou=people,dc=DOMAIN,dc=TLS
            # By default tries to bind directly with the ldap user - this user has to be in the LDAP GROUP
            LDAP_GROUP_FILTER: '(memberof=cn=GROUPNAME,ou=groups,dc=DOMAIN,dc=TLD)'

            # If user is in ADMIN_GROUP on user creation (first login) isAdmin is set to true. 
            # Admin Users can invite external (non ldap) users. This feature makes only sense 
            # when ALLOW_EMAIL_LOGIN is set to 'true'. Additionally adminsy can send 
            # system wide messages.
            #LDAP_ADMIN_GROUP_FILTER: '(memberof=cn=ADMINGROUPNAME,ou=groups,dc=DOMAIN,dc=TLD)'
            ALLOW_EMAIL_LOGIN: 'false'

            # All users in the LDAP_GROUP_FILTER are loaded from the ldap server into contacts.
            # This LDAP search happens without bind. If you want this and your LDAP needs a bind you can 
            # adapt this in the function getLdapContacts() in ContactsController.js (lines 82 - 107)
            LDAP_CONTACTS: 'false'

            # Same property, unfortunately with different names in
            # different locations
            SHARELATEX_REDIS_HOST: redis
            REDIS_HOST: redis
            REDIS_PORT: 6379

            ENABLED_LINKED_FILE_TYPES: 'url,project_file'

            # Enables Thumbnail generation using ImageMagick
            ENABLE_CONVERSIONS: 'true'

    mongo:
        restart: always
        image: mongo
        container_name: mongo
        ports:
            - 27017
        volumes:
            - ${MYDATA}/mongo_data:/data/db
        healthcheck:
            test: echo 'db.stats().ok' | mongo localhost:27017/test --quiet
            interval: 10s
            timeout: 10s
            retries: 5

    redis:
        restart: always
        image: redis
        container_name: redis
        # modify to get rid of the redis issue #35 and #19 with a better solution
        # WARNING: /proc/sys/net/core/somaxconn is set to the lower value of 128.
        # for vm overcommit: enable first on host system 
        # sysctl vm.overcommit_memory=1 (and add it to rc.local)
        # then you do not need it in the redis container
        sysctls:
            - net.core.somaxconn=65535
            # - vm.overcommit_memory=1
        ports:
            - 6379
        volumes:
            - ${MYDATA}/redis_data:/data
        healthcheck:
            test: ["CMD", "redis-cli", "ping"]
            interval: 10s
            timeout: 5s
            retries: 5


    simple-certbot:
        restart: always
        image: certbot/certbot
        container_name: simple-certbot
        ports:
            - 80:80
        volumes:
            - ${MYDATA}/letsencrypt:/etc/letsencrypt
        # a bit hacky but this docker image uses very little disk-space
        # best practices for ssl and nginx are set in the ldap-overleaf-sl Dockerfile
        entrypoint: 
            - "/bin/sh"
            - -c
            - | 
              trap exit TERM;\
              certbot certonly --standalone -d ${MYDOMAIN} --agree-tos -m ${MYMAIL} -n ; \
              while :; do certbot renew; sleep 240h & wait $${!}; done;