fix(contrib/azure): fix health-check for builder

contrib/azure/azure-coreos-cluster

@@ -130,14 +130,18 @@ def linux_config(hostname, args):
     system.disable_ssh_password_authentication = True
     return system
 
-def endpoint_config(name, port):
+def endpoint_config(name, port, probe=False):
     endpoint = ConfigurationSetInputEndpoint(name, 'tcp', port, port, name)
+    if probe:
+      endpoint.load_balancer_probe = probe
+    return endpoint
+
+def load_balancer_probe(path, port, protocol):
     load_balancer_probe = LoadBalancerProbe()
-    load_balancer_probe.path = 'health-check'
+    load_balancer_probe.path = path
     load_balancer_probe.port = port
-    load_balancer_probe.protocol = 'http'
-    endpoint.load_balancer_probe = load_balancer_probe
-    return endpoint
+    load_balancer_probe.protocol = protocol
+    return load_balancer_probe
 
 def network_config(subnet_name=None, port='59913', public_ip_name=None):
     network = ConfigurationSet()
@@ -149,8 +153,10 @@ def network_config(subnet_name=None, port='59913', public_ip_name=None):
     if public_ip_name:
         network.public_ips.public_ips.append(PublicIP(name=public_ip_name))
     if args.deis:
-        network.input_endpoints.input_endpoints.append(endpoint_config('http', '80'))
-        network.input_endpoints.input_endpoints.append(endpoint_config('deis', '2222'))
+        # create web endpoint with probe checking /health-check
+        network.input_endpoints.input_endpoints.append(endpoint_config('web', '80', load_balancer_probe('/health-check', '80', 'http')))
+        # create builder endpoint with no health check
+        network.input_endpoints.input_endpoints.append(endpoint_config('builder', '2222', load_balancer_probe(None, '2222', 'tcp')))
     return network
 
 def data_hd(target_container_url, target_blob_name, target_lun, target_disk_size_in_gb):