fixed to demoes test and docker container image

Change-Id: I786c4ef81caa8841c9e67e1b7584618ac0b64ac5
diff --git a/src/test/cord-api/Dockerfile.k8s-api-tester b/src/test/cord-api/Dockerfile.k8s-api-tester
index 75a68db..206c62c 100644
--- a/src/test/cord-api/Dockerfile.k8s-api-tester
+++ b/src/test/cord-api/Dockerfile.k8s-api-tester
@@ -18,7 +18,7 @@
 
 FROM python:2.7
 
-RUN pip install robotframework robotframework-requests pexpect \
+RUN pip install httpie robotframework robotframework-requests pexpect \
      robotframework-httplibrary robotframework-ride robotframework-kafkalibrary pygments pyyaml && \
     pip install -U requests && rm -rf /var/lib/apt/lists/*
 
diff --git a/src/test/cord-api/Tests/DemoSimpleExampleService.robot b/src/test/cord-api/Tests/DemoSimpleExampleService.robot
index 2dbb8dd..da40feb 100644
--- a/src/test/cord-api/Tests/DemoSimpleExampleService.robot
+++ b/src/test/cord-api/Tests/DemoSimpleExampleService.robot
@@ -19,9 +19,7 @@
 Validate Kubernetes Service Instance
     [Documentation]    Modify the demo-simpleexampleservice instance and validate webserver
     Wait Until Keyword Succeeds    120s    2s    Obtain SimpleExampleService SI
-    ${resp}=    CORD Get    /xosapi/v1/kubernetes/kubernetesserviceinstances/${k8_si_id}
-    ${k8_pod_ip}=    Get Json Value    ${resp.content}    /pod_ip
-    Set Suite Variable    ${k8_pod_ip}
+    Wait Until Keyword Succeeds    300s    2s    Get Kubernetes SI Pod IP
     Send Kafka Event    SimpleExampleEvent    {"service_instance": "My Simple Example Service Instance", "tenant_message": "world"}
     Wait Until Keyword Succeeds    60s    2s    Validate SI Message    world
     Wait Until Keyword Succeeds    120s    2s    Validate WebService Message    world
@@ -61,6 +59,11 @@
     Set Suite Variable    ${k8_si_id}
     Set Suite Variable    ${demo_si_id}
 
+Get Kubernetes SI Pod IP
+    ${resp}=    CORD Get    /xosapi/v1/kubernetes/kubernetesserviceinstances/${k8_si_id}
+    ${k8_pod_ip}=    Get Json Value    ${resp.content}    /pod_ip
+    Set Suite Variable    ${k8_pod_ip}
+
 Validate SI Message
     [Arguments]    ${message}
     ${resp}=    CORD Get    /xosapi/v1/simpleexampleservice/simpleexampleserviceinstances