Add client ca bundle to nginx container

deploy/kubernetes/atst.yml

@@ -47,6 +47,9 @@ spec:
           volumeMounts:
             - name: nginx-auth-tls
               mountPath: "/etc/ssl/private"
+            - name: nginx-client-ca-bundle
+              mountPath: "/etc/ssl/client-ca-bundle.pem"
+              subPath: client-ca-bundle.pem
             - name: nginx-config
               mountPath: "/etc/nginx/conf.d/atst.conf"
               subPath: atst.conf
@@ -78,6 +81,13 @@ spec:
             - key: tls.key
               path: auth.atat.key
               mode: 0640
+        - name: nginx-ca-bundle
+          secret:
+            secretName: nginx-client-ca-bundle
+            items:
+            - key: client-ca-bundle.pem
+              path: client-ca-bundle.pem
+              mode: 0666
         - name: nginx-config
           configMap:
             name: atst-nginx