Use YAML instead of JSON for configuration

Author: akscram

.travis.yml

@@ -25,14 +25,14 @@ matrix:
       node_js: "4.2.6"
       env:
         - PYTHONPATH=/home/travis/build/seecloud/availability
-        - AVAILABILITY_CONF=/home/travis/build/seecloud/availability/tests/ci/api/config.json
+        - AVAILABILITY_CONF=/home/travis/build/seecloud/availability/tests/ci/api/config.yaml
       services:
         - docker
       install:
         - wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-5.1.1.tar.gz -O - | tar xz
         - ./elasticsearch-5.1.1/bin/elasticsearch -d
         - docker build -t availability .
-        - docker run -d -p 127.0.0.1:5000:5000 --net=host -e "AVAILABILITY_CONF=/app/tests/ci/api/config.json" availability /app/entrypoint-api.sh
+        - docker run -d -p 127.0.0.1:5000:5000 --net=host -e "AVAILABILITY_CONF=/app/tests/ci/api/config.yaml" availability /app/entrypoint-api.sh
         - git clone http://github.com/cybertk/abao && cd abao && git checkout 0.5.0
         - npm install
         - cp ../tests/ci/api/abao_hooks.js hooks.js

etc/sample_config.json

@@ -0,0 +1,21 @@
+backend:
+  type: elastic
+  connection:
+    - host: 127.0.0.1
+      port: 9200
+regions:
+  - name: west-1
+    services:
+      - name: nova
+        url: http://foo.example.org:1234/
+      - name: cinder
+        url: http://foo.example.org:4567/
+  - name: west-2
+    services:
+      - name: keystone
+        url: http://example.org/ab/
+      - name: cinder
+        url: http://example.org/cd/
+period: 60
+connection_timeout: 1
+read_timeout: 10

etc/sample_config.yaml

@@ -25,5 +25,5 @@ service:
 
 files:
   availability.conf:
-    path: /etc/availability/config.json
+    path: /etc/availability/config.yaml
     content: availability.conf.j2

service/availability-api.yaml

@@ -16,5 +16,5 @@ service:
 
 files:
   availability.conf:
-    path: /etc/availability/config.json
+    path: /etc/availability/config.yaml
     content: availability.conf.j2

service/availability-watcher.yaml

@@ -1,35 +1,20 @@
-{
-    "backend": {
-        "type": "elastic",
-        "connection": [
-        {%- for node in elasticsearch.hosts %}
-            {
-              "host": "{{ node.host }}",
-              "port": {{ node.port }}
-            }
-            {%- if loop.length > 1 and not loop.last %},{% endif -%}
-        {%- endfor -%}
-        ]
-    },
-    "regions": [
-    {%- for region in availability.regions %}
-        {
-            "name": "{{ region.name }}",
-            "services": [
-            {%- for service in region.services -%}
-                {
-                    "name": "{{ service.name }}",
-                    "url": "{{ service.url }}"
-                }
-                {%- if loop.length > 1 and not loop.last %},{% endif -%}
-            {%- endfor -%}
-            ]
-        }
-        {%- if loop.length > 1 and not loop.last %},{% endif -%}
-    {%- endfor %}
-    ],
+backend:
+  type: elastic
+  connection:
+  {%- for node in elasticsearch.hosts %}
+    - host: {{ node.host }}
+      port: {{ node.port }}
+  {%- endfor -%}
+regions:
+{%- for region in availability.regions %}
+  - name: {{ region.name }}
+    services:
+    {%- for service in region.services -%}
+      - name: {{ service.name }}
+        url: {{ service.url }}
+    {%- endfor -%}
+{%- endfor %}
 
-    "period": {{ availability.watcher.period }},
-    "connection_timeout": {{ availability.watcher.connection_timeout }},
-    "read_timeout": {{ availability.watcher.read_timeout }},
-}
+period: {{ availability.watcher.period }}
+connection_timeout: {{ availability.watcher.connection_timeout }}
+read_timeout: {{ availability.watcher.read_timeout }}

service/files/availability.conf.j2

@@ -0,0 +1,23 @@
+backend:
+  type: elastic
+  connection:
+    - host: 127.0.0.1
+      port: 9200
+regions:
+  - name: foo_region
+    services:
+      - name: alpha
+        url: http://alpha.example.org/
+      - name: beta
+        url: http://beta.example.org/
+      - name: gamma
+        url: http://gamma.example.org:5555/
+  - name: bar_region
+    services:
+      - name: delta
+        url: http://example.org/delta/
+      - name: epsilon
+        url: http://example.org/epsilon/
+period: 60
+connection_timeout: 1
+read_timeout: 10