dashboard: add ceph iscsi management

When deploying with ceph-iscsi nodes and dashboard enabled, we need to
add the ceph iscsi gateway endpoints to the dashboard configuration and
add the mgr ip address in the trusted list in the iscsi gateway
configuration file.

Closes: #4638
Closes: https://bugzilla.redhat.com/show_bug.cgi?id=1764173

https://docs.ceph.com/docs/master/mgr/dashboard/#enabling-iscsi-management

Signed-off-by: Dimitri Savineau <dsavinea@redhat.com>

roles/ceph-dashboard/tasks/configure_dashboard.yml

@@ -180,6 +180,25 @@
         - dashboard_rgw_api_no_ssl_verify | bool
         - radosgw_frontend_ssl_certificate | length > 0
 
+- name: dashboard iscsi management
+  when: groups.get(iscsi_gw_group_name, []) | length > 0
+  block:
+    - name: disable iscsi api ssl verification
+      command: "{{ container_exec_cmd }} ceph --cluster {{ cluster }} dashboard set-iscsi-api-ssl-verification false"
+      changed_when: false
+      delegate_to: "{{ groups[mon_group_name][0] }}"
+      run_once: true
+      when:
+        - api_secure | default(false) | bool
+        - generate_crt | default(false) | bool
+
+    - name: add iscsi gateways
+      command: "{{ container_exec_cmd }} ceph --cluster {{ cluster }} dashboard iscsi-gateway-add {{ 'https' if hostvars[item]['api_secure'] | default(false) | bool else 'http' }}://{{ hostvars[item]['api_user'] | default('admin') }}:{{ hostvars[item]['api_password'] | default('admin') }}@{{ hostvars[item]['ansible_default_ipv4']['address'] }}:{{ hostvars[item]['api_port'] | default(5000) }}"
+      changed_when: false
+      delegate_to: "{{ groups[mon_group_name][0] }}"
+      with_items: "{{ groups[iscsi_gw_group_name] }}"
+      run_once: true
+
 - name: inject grafana dashboard layouts
   command: "{{ container_exec_cmd }} ceph --cluster {{ cluster }} dashboard grafana dashboards update"
   delegate_to: "{{ groups[mon_group_name][0] }}"

roles/ceph-iscsi-gw/tasks/common.yml

@@ -22,6 +22,12 @@
     - cephx | bool
     - item.item.copy_key | bool
 
+- name: add mgr ip address to trusted list with dashboard
+  set_fact:
+    trusted_ip_list: '{{ trusted_ip_list }},{{ hostvars[item]["ansible_all_ipv4_addresses"] | ips_in_ranges(public_network.split(",")) | first }}'
+  with_items: '{{ groups[mgr_group_name] | default(groups[mon_group_name]) }}'
+  when: dashboard_enabled | bool
+
 - name: deploy gateway settings, used by the ceph_iscsi_config modules
   config_template:
     src: "{{ role_path }}/templates/iscsi-gateway.cfg.j2"