Use "wait_for" instead of "sleep" in ansible roles (closes #125)

provisioning/roles/sp_mini_7_configure/tasks/main.yml

@@ -7,9 +7,10 @@
     name: elasticsearch 
     state: started
 
-- name: Sleep 15 second
-  pause:
-    seconds: 15
+- name: Wait 300 seconds for Elasticsearch port 9200 to become open on the host, don't start checking for 10 seconds
+  wait_for:
+    port: 9200
+    delay: 10
 
 - name: curl put good-mapping.json
   shell: "curl -XPUT 'http://localhost:9200/good' -d @{{es_dir}}/good-mapping.json"
@@ -23,15 +24,10 @@
     name: iglu_server_0.2.0 
     state: started
 
-- name: Sleep 30 second
-  pause:
-    seconds: 30
-
-- name: Starting Kibana 
-  become: yes
-  service: 
-    name: kibana4_init
-    state: started
+- name: Wait Iglu Server port 8081 to become open on the host
+  wait_for:
+    port: 8081
+    delay: 5
 
 - name: Starting Snowplow-Mini Control API 
   become: yes
@@ -50,18 +46,21 @@
   service: 
     name: snowplow_stream_enrich
     state: started
+  register: StreamEnrichStarted
 
 - name: Starting Snowplow Elastic Search Sink Good
   become: yes
   service: 
     name: snowplow_elasticsearch_loader_good
     state: started
+  register: ESLoaderGoodStarted
 
 - name: Starting Snowplow Elastic Search Sink Bad
   become: yes
   service: 
     name: snowplow_elasticsearch_loader_bad
     state: started
+  register: ESLoaderBadStarted
 
 - name: Starting Nginx
   become: yes
@@ -87,9 +86,32 @@
     name: nsqlookupd_init 
     state: started
 
-- name: Sleep 30 second
+- name: Starting Kibana
+  become: yes
+  service:
+    name: kibana4_init
+    state: started
+
+- name: Wait the other services to start
+  wait_for:
+    port: "{{item}}"
+    delay: 1
+  with_items:
+   - 10000
+   - 8080
+   - 80
+   - 3000
+   - 5601
+
+- name: Wait until Stream Enrich and ES Loader are started
   pause:
-    seconds: 30
+    seconds: 10
+  until:
+    (StreamEnrichStarted|changed) and
+    (ESLoaderGoodStarted) and
+    (ESLoaderBadStarted)
+  retries: 5
+  delay: 10
 
 - name: add "good" index pattern to Kibana
   shell: >