Adding validation of updated policies

[nonrtric.git] / policy-agent / src / main / java / org / oransc / policyagent / controllers / PolicyController.java

diff --git a/policy-agent/src/main/java/org/oransc/policyagent/controllers/PolicyController.java b/policy-agent/src/main/java/org/oransc/policyagent/controllers/PolicyController.java
index ce80cea..b102964 100644 (file)
--- a/policy-agent/src/main/java/org/oransc/policyagent/controllers/PolicyController.java
+++ b/policy-agent/src/main/java/org/oransc/policyagent/controllers/PolicyController.java
@@ -27,10 +27,10 @@ import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiResponse;
 import io.swagger.annotations.ApiResponses;
+
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
-import java.util.Vector;
 
 import org.oransc.policyagent.clients.A1ClientFactory;
 import org.oransc.policyagent.configuration.ApplicationConfig;
@@ -79,7 +79,7 @@ public class PolicyController {
     @ApiOperation(value = "Returns policy type schema definitions")
     @ApiResponses(
         value = {
-            @ApiResponse(code = 200, message = "Policy schemas", response = String.class, responseContainer = "List")})
+            @ApiResponse(code = 200, message = "Policy schemas", response = Object.class, responseContainer = "List")})
     public ResponseEntity<String> getPolicySchemas(@RequestParam(name = "ric", required = false) String ricName) {
         synchronized (this.policyTypes) {
             if (ricName == null) {
@@ -188,7 +188,9 @@ public class PolicyController {
                 .ownerServiceName(service) //
                 .lastModified(getTimeStampUtc()) //
                 .build();
-            return a1ClientFactory.createA1Client(ric) //
+
+            return validateModifiedPolicy(policy) //
+                .flatMap(x -> a1ClientFactory.createA1Client(ric)) //
                 .flatMap(client -> client.putPolicy(policy)) //
                 .doOnNext(notUsed -> policies.put(policy)) //
                 .flatMap(notUsed -> Mono.just(new ResponseEntity<>(HttpStatus.OK)));
@@ -196,6 +198,17 @@ public class PolicyController {
         return Mono.just(new ResponseEntity<>(HttpStatus.NOT_FOUND));
     }
 
+    private Mono<Object> validateModifiedPolicy(Policy policy) {
+        // Check that ric is not updated
+        Policy current = this.policies.get(policy.id());
+        if (current != null) {
+            if (!current.ric().name().equals(policy.ric().name())) {
+                return Mono.error(new Exception("Policy cannot change RIC or service"));
+            }
+        }
+        return Mono.just("OK");
+    }
+
     @GetMapping("/policies")
     @ApiOperation(value = "Query policies")
     @ApiResponses(
@@ -274,7 +287,7 @@ public class PolicyController {
         for (Policy p : policies) {
             PolicyInfo policyInfo = new PolicyInfo();
             policyInfo.id = p.id();
-            policyInfo.json = p.json();
+            policyInfo.json = fromJson(p.json());
             policyInfo.ric = p.ric().name();
             policyInfo.type = p.type().name();
             policyInfo.service = p.ownerServiceName();
@@ -287,6 +300,10 @@ public class PolicyController {
         return gson.toJson(v);
     }
 
+    private Object fromJson(String jsonStr) {
+        return gson.fromJson(jsonStr, Object.class);
+    }
+
     private String toPolicyTypeSchemasJson(Collection<PolicyType> types) {
         StringBuilder result = new StringBuilder();
         result.append("[");