Add Zammad

inventories/chaosknoten/host_vars/zammad.yaml

@@ -0,0 +1,12 @@
+docker_compose__compose_file_content: "{{ lookup('ansible.builtin.template', 'chaosknoten/configs/zammad/compose.yaml.j2') }}"
+docker_compose__configuration_files: []
+
+certbot__version_spec: ""
+certbot__acme_account_email_address: le-admin@hamburg.ccc.de
+certbot__certificate_domains:
+  - "zammad.hamburg.ccc.de"
+
+nginx__version_spec: ""
+nginx__configurations:
+  - name: zammad.hamburg.ccc.de
+    content: "{{ lookup('ansible.builtin.file', 'chaosknoten/configs/zammad/nginx/zammad.hamburg.ccc.de.conf') }}"

inventories/chaosknoten/hosts.yaml

@@ -36,6 +36,11 @@ all:
           ansible_host: wiki-intern.hamburg.ccc.de
           ansible_user: chaos
           ansible_ssh_common_args: -J ssh://chaos@public-reverse-proxy.hamburg.ccc.de:42666
+        zammad:
+          ansible_host: zammad-intern.hamburg.ccc.de
+          ansible_port: 42666
+          ansible_user: chaos
+          ansible_ssh_common_args: -J ssh://chaos@public-reverse-proxy.hamburg.ccc.de:42666
     docker_compose_hosts:
       hosts:
         hackertours:
@@ -43,6 +48,7 @@ all:
         lists:
         onlyoffice:
         pad:
+        zammad:
     nextcloud_hosts:
       hosts:
         cloud:
@@ -55,6 +61,7 @@ all:
         pad:
         public-reverse-proxy:
         wiki:
+        zammad:
     public_reverse_proxy_hosts:
       hosts:
         public-reverse-proxy:
@@ -70,6 +77,7 @@ all:
         onlyoffice:
         pad:
         wiki:
+        zammad:
     infrastructure_authorized_keys_hosts:
       hosts:
         hackertours:
@@ -79,3 +87,4 @@ all:
         pad:
         public-reverse-proxy:
         wiki:
+        zammad:

playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/acme_challenge.conf

@@ -13,6 +13,7 @@ map $host $upstream_acme_challenge_host {
     branding-resources.hamburg.ccc.de 172.31.17.151:31820;
     next.hamburg.ccc.de 172.31.17.151:31820;
     spaceapi.hamburg.ccc.de 172.31.17.151:31820;
+    zammad.hamburg.ccc.de 172.31.17.152:31820;
     default "";
 }
 

playbooks/files/chaosknoten/configs/public-reverse-proxy/nginx/nginx.conf

@@ -31,6 +31,7 @@ stream {
         element.hamburg.ccc.de 172.31.17.151:8443;
         branding-resources.hamburg.ccc.de 172.31.17.151:8443;
         next.hamburg.ccc.de 172.31.17.151:8443;
+        zammad.hamburg.ccc.de 172.31.17.152:8443;
     }
 
     server {

playbooks/files/chaosknoten/configs/zammad/nginx/zammad.hamburg.ccc.de.conf

@@ -0,0 +1,43 @@
+# partly generated 2022-01-08, Mozilla Guideline v5.6, nginx 1.17.7, OpenSSL 1.1.1k, intermediate configuration
+# https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
+server {
+    # Listen on a custom port for the proxy protocol.
+    listen 8443 ssl http2 proxy_protocol;
+    # Make use of the ngx_http_realip_module to set the $remote_addr and
+    # $remote_port to the client address and client port, when using proxy
+    # protocol.
+    # First set our proxy protocol proxy as trusted.
+    set_real_ip_from 172.31.17.140;
+    # Then tell the realip_module to get the addreses from the proxy protocol
+    # header.
+    real_ip_header proxy_protocol;
+
+    server_name zammad.hamburg.ccc.de;
+
+    ssl_certificate /etc/letsencrypt/live/zammad.hamburg.ccc.de/fullchain.pem;
+    ssl_certificate_key /etc/letsencrypt/live/zammad.hamburg.ccc.de/privkey.pem;
+    # verify chain of trust of OCSP response using Root CA and Intermediate certs
+    ssl_trusted_certificate /etc/letsencrypt/live/zammad.hamburg.ccc.de/chain.pem;
+
+    # HSTS (ngx_http_headers_module is required) (63072000 seconds)
+    add_header Strict-Transport-Security "max-age=63072000" always;
+
+    proxy_set_header Host $host;
+    proxy_set_header X-Forwarded-Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Port 443;
+    # This is https in any case.
+    proxy_set_header X-Forwarded-Proto https;
+    # Hide the X-Forwarded header.
+    proxy_hide_header X-Forwarded;
+    # Assume we are the only Reverse Proxy (well using Proxy Protocol, but that
+    # is transparent).
+    # Also provide "_hidden" for by, since it's not relevant.
+    proxy_set_header Forwarded "for=$remote_addr;proto=https;host=$host;by=_hidden";
+
+    location / {
+        proxy_pass http://127.0.0.1:8080/;
+    }
+
+}

playbooks/templates/chaosknoten/configs/zammad/compose.yaml.j2

@@ -0,0 +1,158 @@
+---
+version: '3.8'
+
+{#
+https://github.com/zammad/zammad-docker-compose
+Docker Compose does not allow defining variables in the compose file (only in .env files), so we use Jinja variables instead
+see https://github.com/zammad/zammad-docker-compose/blob/master/.env
+#}
+{%- set ELASTICSEARCH_VERSION = "8" | quote -%}
+{%- set IMAGE_REPO = "ghcr.io/zammad/zammad" | quote -%}
+{%- set MEMCACHE_SERVERS = "zammad-memcached:11211" | quote -%}
+{%- set MEMCACHE_VERSION = "1.6-alpine" | quote -%}
+{%- set POSTGRES_DB = "zammad_production" | quote -%}
+{%- set POSTGRES_HOST = "zammad-postgresql" | quote -%}
+{%- set POSTGRES_USER = "zammad" | quote -%}
+{%- set POSTGRES_PASS = lookup("community.general.passwordstore", "noc/vm-secrets/chaosknoten/zammad/DB_PASSWORD", create=false, missing="error") | quote -%}
+{%- set POSTGRES_PORT = "5432" | quote -%}
+{%- set POSTGRES_VERSION = "15-alpine" | quote -%}
+{%- set REDIS_URL = "redis://zammad-redis:6379" | quote -%}
+{%- set REDIS_VERSION = "7-alpine" | quote -%}
+{%- set RESTART = "always" | quote -%}
+{%- set VERSION = "6" | quote -%}
+x-shared:
+  zammad-service: &zammad-service
+    environment: &zammad-environment
+      MEMCACHE_SERVERS: {{ MEMCACHE_SERVERS }}
+      POSTGRESQL_DB: {{ POSTGRES_DB }}
+      POSTGRESQL_HOST: {{ POSTGRES_HOST }}
+      POSTGRESQL_USER: {{ POSTGRES_USER }}
+      POSTGRESQL_PASS: {{ POSTGRES_PASS }}
+      POSTGRESQL_PORT: {{ POSTGRES_PORT }}
+      REDIS_URL: {{ REDIS_URL }}
+      # Allow passing in these variables via .env:
+      AUTOWIZARD_JSON:
+      AUTOWIZARD_RELATIVE_PATH:
+      ELASTICSEARCH_ENABLED:
+      ELASTICSEARCH_HOST:
+      ELASTICSEARCH_PORT:
+      ELASTICSEARCH_SCHEMA:
+      ELASTICSEARCH_NAMESPACE:
+      ELASTICSEARCH_REINDEX:
+      ELASTICSEARCH_SSL_VERIFY:
+      NGINX_PORT:
+      NGINX_SERVER_NAME:
+      NGINX_SERVER_SCHEME: https
+      POSTGRESQL_DB_CREATE:
+      POSTGRESQL_OPTIONS:
+      RAILS_TRUSTED_PROXIES:
+      ZAMMAD_WEB_CONCURRENCY:
+      ZAMMAD_SESSION_JOBS:
+      ZAMMAD_PROCESS_SCHEDULED:
+      ZAMMAD_PROCESS_DELAYED_JOBS_WORKERS:
+    image: {{ IMAGE_REPO }}:{{ VERSION }}
+    restart: {{ RESTART }}
+    volumes:
+      - zammad-storage:/opt/zammad/storage
+      - zammad-var:/opt/zammad/var
+    depends_on:
+      - zammad-memcached
+      - zammad-postgresql
+      - zammad-redis
+
+services:
+
+  zammad-backup:
+    command: ["zammad-backup"]
+    depends_on:
+      - zammad-railsserver
+      - zammad-postgresql
+    entrypoint: /usr/local/bin/backup.sh
+    environment:
+      <<: *zammad-environment
+      BACKUP_TIME: "03:00"
+      HOLD_DAYS: "10"
+      TZ: Europe/Berlin
+    image: postgres:{{ POSTGRES_VERSION }}
+    restart: {{ RESTART }}
+    volumes:
+      - zammad-backup:/var/tmp/zammad
+      - zammad-storage:/opt/zammad/storage:ro
+      - zammad-var:/opt/zammad/var:ro
+      - ./scripts/backup.sh:/usr/local/bin/backup.sh:ro
+
+  zammad-elasticsearch:
+    image: bitnami/elasticsearch:{{ ELASTICSEARCH_VERSION }}
+    restart: {{ RESTART }}
+    volumes:
+      - elasticsearch-data:/bitnami/elasticsearch/data
+
+  zammad-init:
+    <<: *zammad-service
+    command: ["zammad-init"]
+    depends_on:
+      - zammad-postgresql
+    restart: on-failure
+    user: 0:0
+    volumes:
+      - zammad-storage:/opt/zammad/storage
+      - zammad-var:/opt/zammad/var
+
+  zammad-memcached:
+    command: memcached -m 256M
+    image: memcached:{{ MEMCACHE_VERSION }}
+    restart: {{ RESTART }}
+
+  zammad-nginx:
+    <<: *zammad-service
+    command: ["zammad-nginx"]
+    expose:
+      - "8080"
+    ports:
+      - "8080:8080"
+    depends_on:
+      - zammad-railsserver
+    volumes:
+      - zammad-var:/opt/zammad/var:ro # required for the zammad-ready check file
+
+  zammad-postgresql:
+    environment:
+      POSTGRES_DB: {{ POSTGRES_DB }}
+      POSTGRES_USER: {{ POSTGRES_USER }}
+      POSTGRES_PASSWORD: {{ POSTGRES_PASS }}
+    image: postgres:{{ POSTGRES_VERSION }}
+    restart: {{ RESTART }}
+    volumes:
+      - postgresql-data:/var/lib/postgresql/data
+
+  zammad-railsserver:
+    <<: *zammad-service
+    command: ["zammad-railsserver"]
+
+  zammad-redis:
+    image: redis:{{ REDIS_VERSION }}
+    restart: {{ RESTART }}
+    volumes:
+      - redis-data:/data
+
+  zammad-scheduler:
+    <<: *zammad-service
+    command: ["zammad-scheduler"]
+
+  zammad-websocket:
+    <<: *zammad-service
+    command: ["zammad-websocket"]
+
+volumes:
+  elasticsearch-data:
+    driver: local
+  postgresql-data:
+    driver: local
+  redis-data:
+    driver: local
+  zammad-backup:
+    driver: local
+  zammad-storage:
+    driver: local
+  zammad-var:
+    driver: local