Merge pull request 'add-influx-db' (!89) from add-influx-db into master

Reviewed-on: https://gitea.n39.eu/Netz39_Admin/netz39-infra-ansible/pulls/89
Reviewed-by: tux <tux@netz39.de>

holmium.yml

@@ -28,6 +28,8 @@
                 local: true
               - name: jabber.n39.eu
               - name: conference.jabber.n39.eu
+              - name: influx.n39.eu
+                local: true
           - server: radon
             hosts:
               - name: nodered.n39.eu

inventory.yml

@@ -102,6 +102,14 @@ all:
         32366339366433626466306634383563343633343736393735336130363462346265646431393839
         3566326231663663340a383731353935366234643132386438663736313938356266613432303232
         3165
+      influxdb_init_username: admin
+      influxdb_init_password: !vault |
+        $ANSIBLE_VAULT;1.1;AES256
+        30316166356665623137386637353262316230616462356365333734323464363438666461323262
+        6463643839386563313765323534386365396131323462650a313737643139656638373265623433
+        37663136346132623166336139303234323433616634336332663133653532643336303362303161
+        3231306434626336370a363265643462366231326263313563306366393930633765633934386362
+        34316566643132353936636661623365663331333636636462316366623366383864
     unicorn.n39.eu:
       server_admin: "admin+unicorn@netz39.de"
     platon.n39.eu:

pottwal.yml

@@ -24,6 +24,9 @@
     redmine_mysql_image: mysql:5.7
     redmine_database: redmine
 
+    influxdb_host_port: 8088
+    influxdb_image: influxdb:2.4-alpine
+
   roles:
     - role: docker_setup
       vars:
@@ -44,6 +47,7 @@
               - conference.jabber.n39.eu
             deploy_cert_hook: "docker exec prosody prosodyctl --root cert import ${DOMAIN} /var/lib/dehydrated/certs"
           - name: redmine.n39.eu
+          - name: influx.n39.eu
     - role: penguineer.dehydrated_cron
     - role: dd24-dyndns-cron
       # variables are set in the inventory
@@ -258,6 +262,37 @@
         site_name: pad.n39.eu
         proxy_port: "{{ hedgedoc_host_port }}"
 
+    - name: Ensure the influxdb directories exist
+      file:
+        path: "{{ item }}"
+        state: directory
+      with_items:
+        - "{{ data_dir }}/influxdb"
+
+    - name: Ensure container for influxdb is running
+      docker_container:
+        name: influxdb
+        image: "{{ influxdb_image }}"
+        pull: true
+        state: started
+        detach: yes
+        ports:
+          - "127.0.0.1:{{ influxdb_host_port }}:8086"
+        restart_policy: unless-stopped
+        env:
+          DOCKER_INFLUXDB_INIT_USERNAME: "{{ influxdb_init_username }}"
+          DOCKER_INFLUXDB_INIT_PASSWORD: "{{ influxdb_init_password }}"
+          DOCKER_INFLUXDB_INIT_ORG: Netz39
+          DOCKER_INFLUXDB_INIT_BUCKET: default
+        volumes:
+          - "{{ data_dir }}/influxdb:/var/lib/influxdb2"
+
+    - name: Setup proxy site influx.n39.eu
+      include_role:
+        name: setup-http-site-proxy
+      vars:
+        site_name: influx.n39.eu
+        proxy_port: "{{ influxdb_host_port }}"
 
     # Expected setup for the data directory
     #   file: configuration.yml