Always run tests against localhost or the service endpoint

This makes sure that:

1. The tests work in ipv4 and ipv6 environments
2. Testing the service endpoint makes sure that the listening address is
properly configured to allow traffic

Addresses: #169 (review)

elasticsearch/examples/default/test/goss.yaml

@@ -11,7 +11,7 @@ http:
       - '"number_of_nodes":3'
       - '"number_of_data_nodes":3'
 
-  http://0.0.0.0:9200:
+  http://localhost:9200:
     status: 200
     timeout: 2000
     body:

elasticsearch/examples/security/test/goss.yaml

@@ -10,7 +10,7 @@ http:
       - '"number_of_nodes":3'
       - '"number_of_data_nodes":3'
 
-  https://0.0.0.0:9200/:
+  https://localhost:9200/:
     status: 200
     timeout: 2000
     allow-insecure: true
@@ -21,7 +21,7 @@ http:
       - '"name" : "security-master-0"'
       - 'You Know, for Search'
 
-  https://0.0.0.0:9200/_xpack/license:
+  https://localhost:9200/_xpack/license:
     status: 200
     timeout: 2000
     allow-insecure: true

kibana/examples/default/test/goss.yaml

@@ -1,11 +1,11 @@
 http:
-  http://0.0.0.0:5601/api/status:
+  http://localhost:5601/api/status:
     status: 200
     timeout: 2000
     body:
       - '"number":"7.1.1"'
 
-  http://0.0.0.0:5601/app/kibana:
+  http://localhost:5601/app/kibana:
     status: 200
     timeout: 2000
 

kibana/examples/security/test/goss.yaml

@@ -1,5 +1,12 @@
 http:
-  https://0.0.0.0:5601/app/kibana:
+  https://localhost:5601/app/kibana:
+    status: 200
+    timeout: 2000
+    allow-insecure: true
+    username: '{{ .Env.ELASTICSEARCH_USERNAME }}'
+    password: '{{ .Env.ELASTICSEARCH_PASSWORD }}'
+
+  https://helm-kibana-security-kibana:5601/app/kibana:
     status: 200
     timeout: 2000
     allow-insecure: true