Generate ssh key

README.md

@@ -77,6 +77,8 @@ kind: Zuul
 metadata:
   name: example-zuul
 spec:
+  # Optional user-provided ssh key
+  sshsecretename: ""
   merger:
     instances: 0
   executor:
@@ -95,6 +97,10 @@ $ oc get zuul
 NAME           AGE
 example-zuul   10s
 
+# Get zuul public key
+$ oc get secret example-ssh-secret-pub -o "jsonpath={.data.id_rsa\.pub}" | base64 -d
+ssh-rsa AAAAB3Nza...
+
 $ oc get pods
 NAME                                      READY     STATUS      RESTARTS   AGE
 example-zuul-executor-696f969c4-6cpjv     1/1       Running     0          8s

ansible/group_vars/all.yaml

@@ -6,6 +6,7 @@ tenants:
   - tenant:
       name: demo
       source: {}
+sshsecretname: "{{ zuul_cluster_name }}-ssh-secret"
 connections: []
 merger:
   instances: 0
@@ -20,7 +21,10 @@ zuul_app_name: "zuul"
 zuul_cluster_name: "{{ meta.name }}"
 
 zuul_version: "latest" #"3.7.1"
-zuul_image_name_base: "docker.io/zuul/zuul"
+# Use local image for https://review.openstack.org/650246
+#zuul_image_name_base: "docker.io/zuul/zuul"
+zuul_image_name_base: "172.30.1.1:5000/myproject/zuul"
+
 zuul_image_name:
   scheduler: "{{ zuul_image_name_base }}-scheduler:{{ zuul_version }}"
   merger: "{{ zuul_image_name_base }}-merger:{{ zuul_version }}"

ansible/roles/create_config/tasks/main.yaml

@@ -25,6 +25,50 @@
           - username: dGVzdHVzZXI=
             password: UE5xOEVFVTBxTQ==
 
+- name: Create ssh key
+  when: not zuul_ssh_key
+  block:
+    - name: Create ssh key
+      command: "ssh-keygen -f /opt/ansible/ssh-{{ zuul_cluster_name }} -t rsa -N '' -C zuul"
+      args:
+        creates: "/opt/ansible/ssh-{{ zuul_cluster_name }}"
+
+    - name: Create ssh secret
+      k8s:
+        state: "{{ state }}"
+        definition:
+          apiVersion: v1
+          kind: Secret
+          metadata:
+            labels:
+              app: "{{ zuul_app_name }}"
+              zuul_cluster: "{{ zuul_cluster_name }}"
+            name: "{{ sshsecretname }}"
+            namespace: "{{ namespace }}"
+          type: Opaque
+          stringData:
+            id_rsa: |-
+              {{lookup('file', '/opt/ansible/ssh-' + zuul_cluster_name) }}
+
+    - name: Create ssh pub secret
+      k8s:
+        state: "{{ state }}"
+        definition:
+          apiVersion: v1
+          kind: Secret
+          metadata:
+            labels:
+              app: "{{ zuul_app_name }}"
+              zuul_cluster: "{{ zuul_cluster_name }}"
+            name: "{{ sshsecretname }}-pub"
+            namespace: "{{ namespace }}"
+          type: Opaque
+          stringData:
+            id_rsa.pub: |-
+              {{lookup('file', '/opt/ansible/ssh-' + zuul_cluster_name + '.pub') }}
+
+    # TODO: cleanup key file from operator pod
+
 - name: Create the scheduler configmap
   k8s:
     state: "{{ state }}"
@@ -58,6 +102,9 @@
 
           {% for connection in connections %}
           [connection {{ connection["name"] }}]
+          {% if connection["driver"] == "gerrit" %}
+          sshkey=/var/lib/zuul/ssh-secret/id_rsa
+          {% endif %}
           {% for k, v in connection.items() %}{% if k != "name" %}
           {{ k }}={{ v }}
           {% endif %}{% endfor %}
@@ -105,12 +152,19 @@
           listen_address=0.0.0.0
           port=9000
 
+          [executor]
+          # TODO: add secret map for executor ssh key
+          private_key_file=/var/lib/zuul/ssh-secret/id_rsa
+
           [connection sqlreporter]
           driver=sql
           dburi=postgresql://{{ zuul_pg_user[0]["username"] | b64decode }}:{{ zuul_pg_user[0]["password"] | b64decode }}@{{ pg_cluster_name }}/zuul
 
           {% for connection in connections %}
           [connection {{ connection["name"] }}]
+          {% if connection["driver"] == "gerrit" %}
+          sshkey=/var/lib/zuul/ssh-secret/id_rsa
+          {% endif %}
           {% for k, v in connection.items() %}{% if k != "name" %}
           {{ k }}={{ v }}
           {% endif %}{% endfor %}

ansible/roles/deploy/tasks/create_deployment.yaml

@@ -39,7 +39,10 @@
                 readOnly: true
               - mountPath: "/var/lib/zuul"
                 name: zuul-data-volume
+              - mountPath: "/var/lib/zuul/ssh-secret/"
+                name: zuul-ssh-key
               command:
+                - "/uid_entrypoint"
                 - "zuul-{{ deployment_name }}"
                 - "-d"
             volumes:
@@ -48,3 +51,7 @@
                   name: "{{ deployment_config|default(zuul_configmap_name) }}"
               - name: zuul-data-volume
                 emptyDir: {}
+              - name: zuul-ssh-key
+                secret:
+                  secretName: "{{ sshsecretname }}"
+                  defaultMode: 256

ansible/roles/get_status/tasks/main.yaml

@@ -3,14 +3,16 @@
     label_selector_value: "zuul_cluster={{ zuul_cluster_name }},app={{ zuul_app_name }}"
     sched_selector_value: "zuul_cluster={{ zuul_cluster_name }},app={{ zuul_cluster_name }}-scheduler"
     pg_user_query: "[?metadata.name=='{{ pg_cluster_name }}-zuul-secret'].data"
+    ssh_key_query: "[?metadata.name=='{{ sshsecretname }}'].data"
 
 - name: lookup k8s secrets
   set_fact:
     secrets_lookup: "{{ lookup('k8s', api_version='v1', kind='Secret', namespace=namespace, label_selector=label_selector_value) }}"
 
-- name: lookup pg user
+- name: lookup cluster secret
   set_fact:
     zuul_pg_user: "{{ secrets_lookup | json_query(pg_user_query) }}"
+    zuul_ssh_key: "{{ secrets_lookup | json_query(ssh_key_query) }}"
 
 - name: lookup k8s postgres cr
   set_fact: