[sli/core/sliPlutinUtils] Adding Extra Constraint Filtering on ShortestPathCompute

Issue-ID: CCSDK-3730
Signed-off-by: decheng zhang <decheng.zhang@huawei.com>
Change-Id: I9a9899b235903c5a306edfdc155dd730a580e11d

6 files changed, 27 insertions, 0 deletions

diff --git a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/DijkstraGraphSearch.java b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/DijkstraGraphSearch.java
index 11611346b..23b34f8d2 100644
--- a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/DijkstraGraphSearch.java
+++ b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/DijkstraGraphSearch.java
@@ -332,6 +332,7 @@ public class DijkstraGraphSearch<V extends Vertex, E extends Edge<V>> {
 
                 // If the vertex is reachable, relax all its egress edges.
                 for (E e : graph.getEdgesFrom(nearest)) {
+                    if (!e.isPermitted(src, dst)) continue;
                     result.relaxEdge(e, cost, weigher, true);
                 }
             }
diff --git a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/Edge.java b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/Edge.java
index b178072c2..cf96e7d0c 100644
--- a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/Edge.java
+++ b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/graph/Edge.java
@@ -16,4 +16,10 @@ public interface Edge<V extends Vertex> {
      */
     V dst();
 
+    /**
+     * Returns true if edge is permissable
+     */
+    default boolean isPermitted(V src, V dst){
+        return true;
+    }
 }
diff --git a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/Link.java b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/Link.java
index fe6ec1c4f..0ace9de5d 100644
--- a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/Link.java
+++ b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/Link.java
@@ -6,4 +6,10 @@ public interface Link {
         OTN,
         ETH
     }
+
+    PInterface src();
+
+    PInterface dst();
+
+    boolean isInnerDomain();
 }
diff --git a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/LogicalLink.java b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/LogicalLink.java
index 47b43e849..9a9c95798 100644
--- a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/LogicalLink.java
+++ b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/LogicalLink.java
@@ -33,6 +33,15 @@ public class LogicalLink implements Edge<Pnf> {
     }
 
     @Override
+    public boolean isPermitted(Pnf src, Pnf dst) {
+        String curSrcName = src().toString();
+        String curDstName = dst().toString();
+        return link.isInnerDomain()
+                || !curSrcName.equals(src.toString()) && !curDstName.equals(dst.toString())
+                && !curSrcName.equals(dst.toString()) && !curDstName.equals(src.toString());
+    }
+
+    @Override
     public int hashCode() {
         return link.hashCode();
     }
diff --git a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/OtnLink.java b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/OtnLink.java
index 553a9bd26..6a0fe3cee 100644
--- a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/OtnLink.java
+++ b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/OtnLink.java
@@ -29,6 +29,7 @@ public class OtnLink implements Link{
         return linkName;
     }
 
+    @Override
     public boolean isInnerDomain(){
         if (src != null && dst != null){
             if (src.pInterfaceName() != null && dst.pInterfaceName() != null){
diff --git a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/PInterface.java b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/PInterface.java
index 6b111871d..20aee11a7 100644
--- a/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/PInterface.java
+++ b/core/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/slitopologyutils/topology/PInterface.java
@@ -16,6 +16,10 @@ public class PInterface {
         return pInterfaceName;
     }
 
+    public String pnfName() {
+        return pnfName;
+    }
+
     @Override
     public int hashCode(){
         return Objects.hash(pnfName, pInterfaceName);