fix: variables hostname telegraf/influx

roles/cobald/tasks/telegraf.yml

@@ -43,7 +43,7 @@
     group: docker
   vars:
     influx_token: "{{influx_telegraf_token.token}}"
-    influx_url: "http://{{influx_hostname}}:8086"
+    influx_url: "http://{{cobald_influx_hostname}}:8086"
   register: telegraf_config_gen
 
 - name: run telegraf container
@@ -51,9 +51,10 @@
     name: ed-telegraf
     image: ed-telegraf
     hostname: telegraf
-    domainname: cobald.local
+    domainname: "{{ cobald_domainname }}"
     networks:
     - name: "{{ cobald_docker_network }}"
+      aliases: ["ed-telegraf"]
     volumes:
     - "/container/volumes/telegraf/telegraf.conf:/etc/telegraf/telegraf.conf:ro"
     state: started
@@ -64,5 +65,5 @@
 
 - import_tasks: grafana.yml
   vars:
-    influx_url: "http://{{influx_hostname}}:8086"
+    influx_url: "http://{{cobald_influx_hostname}}:8086"
   tags: influxdb