Add SO Update Check if SDC activities deployment end point for custom worlflows is alive

Make changes to verify if SDC activities deployment
end point(mso.asdc.config.activity.endpoint)  for custom worlflows is alive
Issue-ID: SO-2294
Signed-off-by: Bonkur, Venkat (vb8416) <vb8416@att.com>
Change-Id: Iff916a33b403d507a383cebf8d668bb5cbf9fb55

1 files changed, 26 insertions, 0 deletions

diff --git a/asdc-controller/src/main/java/org/onap/so/asdc/activity/DeployActivitySpecs.java b/asdc-controller/src/main/java/org/onap/so/asdc/activity/DeployActivitySpecs.java
index 0fc94c8bd6..7f1c1968c1 100644
--- a/asdc-controller/src/main/java/org/onap/so/asdc/activity/DeployActivitySpecs.java
+++ b/asdc-controller/src/main/java/org/onap/so/asdc/activity/DeployActivitySpecs.java
@@ -20,6 +20,8 @@
 
 package org.onap.so.asdc.activity;
 
+import java.net.HttpURLConnection;
+import java.net.URL;
 import java.util.ArrayList;
 import java.util.List;
 import org.onap.so.logger.LoggingAnchor;
@@ -27,6 +29,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.env.Environment;
 import org.springframework.stereotype.Component;
 import org.springframework.transaction.annotation.Transactional;
+import org.apache.http.HttpStatus;
 import org.onap.so.asdc.activity.beans.ActivitySpec;
 import org.onap.so.asdc.activity.beans.Input;
 import org.onap.so.asdc.activity.beans.Output;
@@ -59,6 +62,11 @@ public class DeployActivitySpecs {
         String hostname = env.getProperty(SDC_ENDPOINT);
         logger.debug("{} {}", "SDC ActivitySpec endpoint: ", hostname);
         if (hostname == null || hostname.isEmpty()) {
+            logger.warn("The hostname for SDC activities deployment is not configured in SO");
+            return;
+        }
+        if (!checkHttpOk(hostname)) {
+            logger.warn("The sdc end point is not alive");
             return;
         }
         List<org.onap.so.db.catalog.beans.ActivitySpec> activitySpecsFromCatalog = activitySpecRepository.findAll();
@@ -135,4 +143,22 @@ public class DeployActivitySpecs {
         activitySpec.setOutputs(outputs);
         return;
     }
+
+    public boolean checkHttpOk(String host) {
+        URL url = null;
+        boolean isOk = false;
+
+        int responseCode = 0;
+        try {
+            url = new URL(host);
+            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+            responseCode = connection.getResponseCode();
+        } catch (Exception e) {
+            logger.warn("Exception on connecting to SDC WFD endpoint: " + e.getMessage());
+        }
+        if (responseCode == HttpStatus.SC_OK) {
+            isOk = true;
+        }
+        return isOk;
+    }
 }