Refine Container Startup

[aaf/authz.git] / auth / auth-core / src / main / java / org / onap / aaf / auth / server / AbsServiceStarter.java

diff --git a/auth/auth-core/src/main/java/org/onap/aaf/auth/server/AbsServiceStarter.java b/auth/auth-core/src/main/java/org/onap/aaf/auth/server/AbsServiceStarter.java
index fe610e5..ee92540 100644 (file)
--- a/auth/auth-core/src/main/java/org/onap/aaf/auth/server/AbsServiceStarter.java
+++ b/auth/auth-core/src/main/java/org/onap/aaf/auth/server/AbsServiceStarter.java
@@ -19,7 +19,10 @@
  *
  */
 package org.onap.aaf.auth.server;
+import java.io.File;
 import java.io.IOException;
+import java.net.Inet4Address;
+import java.net.UnknownHostException;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.Future;
@@ -29,6 +32,7 @@ import org.onap.aaf.auth.org.OrganizationFactory;
 import org.onap.aaf.auth.rserv.RServlet;
 import org.onap.aaf.cadi.Access;
 import org.onap.aaf.cadi.Access.Level;
+import org.onap.aaf.cadi.config.Config;
 import org.onap.aaf.cadi.register.Registrant;
 import org.onap.aaf.cadi.register.Registrar;
 import org.onap.aaf.misc.env.Trans;
@@ -38,6 +42,7 @@ public abstract class AbsServiceStarter<ENV extends RosettaEnv, TRANS extends Tr
     private Registrar<ENV> registrar;
     private boolean do_register;
     protected AbsService<ENV,TRANS> service;
+       protected String hostname;
 
 
     public AbsServiceStarter(final AbsService<ENV,TRANS> service) {
@@ -52,6 +57,14 @@ public abstract class AbsServiceStarter<ENV extends RosettaEnv, TRANS extends Tr
         // for Debugging purposes without fear that real clients will start to call your debug instance
         do_register = !"TRUE".equalsIgnoreCase(access().getProperty("aaf_locate_no_register",null));
         _propertyAdjustment();
+        hostname = access().getProperty(Config.HOSTNAME, null);
+        if (hostname==null) {
+            try {
+                               hostname = Inet4Address.getLocalHost().getHostName();
+                       } catch (UnknownHostException e) {
+                               hostname= "cannotBeDetermined";
+                       }
+        }
     }
     
     public abstract void _start(RServlet<TRANS> rserv) throws Exception;
@@ -70,6 +83,8 @@ public abstract class AbsServiceStarter<ENV extends RosettaEnv, TRANS extends Tr
        ExecutorService es = Executors.newSingleThreadExecutor();
        Future<?> app = es.submit(this);
         final AbsServiceStarter<?,?> absSS = this;
+        // Docker/K8 may separately create startup Status in this dir for startup 
+        // sequencing.  If so, delete ON EXIT 
        Runtime.getRuntime().addShutdownHook(new Thread() {
              @Override
           public void run() {
@@ -120,7 +135,28 @@ public abstract class AbsServiceStarter<ENV extends RosettaEnv, TRANS extends Tr
             registrar=null;
         } 
         if (service!=null) {
-            service.destroy();
+            File status = new File("/opt/app/aaf/status/");
+            boolean deleted = false;
+               if(status.exists()) {
+                       int lastdot = service.app_name.lastIndexOf("aaf.");
+                       String fname;
+                       if(lastdot<0) {
+                               fname = service.app_name + '-' + hostname;
+                       } else {
+                               fname = service.app_name.substring(lastdot).replace('.', '-') 
+                                               + '-' + hostname;
+                       }
+                       status = new File(status, fname);
+                       if(status.exists()) {
+                               status.delete();
+                       }
+               }
+               if(deleted) {
+                       service.access.log(Level.INIT, "Deleted Status",status.getAbsolutePath());
+               } else {
+                       service.access.log(Level.INIT, "Status not deleted: ",status.getAbsolutePath());
+               }
+               service.destroy();
         }
     }
 }