Allow set tty for containers

This change adds support to comfigure tty,
it was enabled by default but a recent patch
removed it. Some services such as Karaf in opendaylight
requires a TTY during startup.

Closes-Bug: #1806662
Change-Id: Ia4335523b727d0e45505cbb1efb40ccf04c27db7

ansible/library/kolla_docker.py

@@ -173,6 +173,12 @@ options:
       - running
       - exited
       - paused
+  tty:
+    description:
+      - Allocate TTY to container
+    required: False
+    default: False
+    type: bool
 author: Sam Yaple
 '''
 
@@ -639,6 +645,7 @@ class DockerWorker(object):
             'image': self.params.get('image'),
             'name': self.params.get('name'),
             'volumes': volumes,
+            'tty': self.params.get('tty'),
         }
 
     def create_container(self):
@@ -842,7 +849,8 @@ def generate_module():
         tls_cacert=dict(required=False, type='str'),
         volumes=dict(required=False, type='list'),
         volumes_from=dict(required=False, type='list'),
-        dimensions=dict(required=False, type='dict', default=dict())
+        dimensions=dict(required=False, type='dict', default=dict()),
+        tty=dict(required=False, type='bool', default=False),
     )
     required_if = [
         ['action', 'pull_image', ['image']],

ansible/roles/opendaylight/defaults/main.yml

@@ -14,6 +14,7 @@ opendaylight_services:
       - "/etc/localtime:/etc/localtime:ro"
       - "kolla_logs:/var/log/kolla/"
     dimensions: "{{ opendaylight_dimensions }}"
+    tty: True
     haproxy:
       opendaylight_api:
         enabled: "{{ enable_opendaylight }}"

ansible/roles/opendaylight/handlers/main.yml

@@ -12,6 +12,7 @@
     volumes: "{{ service.volumes }}"
     privileged: "{{ service.privileged | default(False) }}"
     dimensions: "{{ service.dimensions }}"
+    tty: "{{ service.tty }}"
   when:
     - kolla_action != "config"
     - service.enabled | bool

ansible/roles/opendaylight/tasks/config.yml

@@ -217,6 +217,7 @@
     privileged: "{{ item.value.privileged | default(False) }}"
     volumes: "{{ item.value.volumes }}"
     dimensions: "{{ item.value.dimensions }}"
+    tty: "{{ item.value.tty }}"
   register: check_opendaylight_containers
   when:
     - kolla_action != "config"

releasenotes/notes/support-tty-containers-c2d189f2e7c25dba.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Added new parameter in kolla_docker to support configuring
+    TTY in containers, value is False by default

tests/test_kolla_docker.py

@@ -84,7 +84,8 @@ class ModuleArgsTest(base.BaseTestCase):
             tls_cacert=dict(required=False, type='str'),
             volumes=dict(required=False, type='list'),
             volumes_from=dict(required=False, type='list'),
-            dimensions=dict(required=False, type='dict', default=dict())
+            dimensions=dict(required=False, type='dict', default=dict()),
+            tty=dict(required=False, type='bool', default=False),
             )
         required_if = [
             ['action', 'pull_image', ['image']],
@@ -133,6 +134,7 @@ FAKE_DATA = {
         'image': 'myregistrydomain.com:5000/ubuntu:16.04',
         'name': 'test_container',
         'volumes': None,
+        'tty': False,
     },
 
     'images': [