Merge pull request #331 from stackhpc/feat/ood-sshkey

Avoid prompting user to accept hostkey in OOD shell

Author: sjpb

ansible/roles/openondemand/tasks/main.yml

@@ -128,3 +128,19 @@
 #   loop:
 #     - /var/www/ood/public
 #     - /usr/share/ondemand-dex/web/themes/
+
+- name: Keyscan login host
+  command:
+    cmd: "ssh-keyscan {{ openondemand_clusters.slurm.v2.login.host }}"
+  register: _openondemand_login_key
+  changed_when: false
+
+- name: Add login hostkeys to known hosts
+  blockinfile:
+    path: /etc/ssh/ssh_known_hosts
+    create: true
+    block: "{{ _openondemand_login_key.stdout_lines | sort | join('\n') }}"
+    marker: "# {mark} ANSIBLE MANAGED BLOCK: openondemand login host" # allows other tasks to use blockinfile on this file
+    owner: root
+    group: root
+    mode: o=rw,go=r

environments/common/inventory/group_vars/all/openondemand.yml

@@ -24,13 +24,15 @@ openondemand_dashboard_links_grafana:
     url: "{{ grafana_url_openondemand_proxy }}"
 openondemand_dashboard_links: "{{ openondemand_dashboard_links_grafana if groups['grafana'] | length > 0 }}"
 
+openondemand_login_host: localhost
+
 openondemand_clusters:
   slurm:
     v2:
       metadata:
         title: "{{ openhpc_cluster_name }}" # interpolation here works as openondemand is lexically after openhpc
       login:
-        host: "{{ hostvars[groups['login'].0].api_address }}"
+        host: "{{ openondemand_login_host }}"
         default: true
       job:
         adapter: slurm