Add support for commit confirmed capability

Change-Id: I3608a6a62469d4b5dfc5fc69f610f9da186156c2
Issue-ID: CCSDK-790
Signed-off-by: Alexis de Talhouët <adetalhouet89@gmail.com>

3 files changed, 69 insertions, 5 deletions

diff --git a/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/api/NetconfRpcService.kt b/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/api/NetconfRpcService.kt
index e2c9bf900..550852165 100644
--- a/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/api/NetconfRpcService.kt
+++ b/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/api/NetconfRpcService.kt
@@ -67,9 +67,29 @@ interface NetconfRpcService {
     /**
      * Commit
      *
+     * @param confirmed Perform a confirmed <commit> operation. If flag set to true,
+     * then it is expected to have a follow-up <commit> operation to confirm the request
+     * @param confirmTimeout Timeout period for confirmed commit, in seconds.
+     * @param persist Make the confirmed commit survive a session termination, and
+     * set a token on the ongoing confirmed commit.
+     * @param persistId Used to issue a follow-up confirmed commit or a confirming
+     * commit from any session, with the token from the previous <commit> operation.
+     * If unspecified, the confirm timeout defaults to 600 seconds.
      * @return Device response
      */
-    fun commit(): DeviceResponse
+    fun commit(confirmed: Boolean = false, confirmTimeout: Int = 60, persist: String = "",
+               persistId: String = ""): DeviceResponse
+
+    /**
+     * Cancels an ongoing confirmed commit.  If the <persist-id> parameter is not given,
+     * the <cancel-commit> operation MUST be issued on the same session that issued
+     * the confirmed commit.
+     *
+     * @param persistId Cancels a persistent confirmed commit.  The value MUST be equal
+     * to the value given in the <persist> parameter to the <commit> operation.
+     * If the value does not match, the operation fails with an "invalid-value" error.
+     */
+    fun cancelCommit(persistId: String = ""): DeviceResponse
 
     /**
      * Unlock
diff --git a/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/core/NetconfRpcServiceImpl.kt b/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/core/NetconfRpcServiceImpl.kt
index be8355576..8d8e0ea46 100644
--- a/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/core/NetconfRpcServiceImpl.kt
+++ b/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/core/NetconfRpcServiceImpl.kt
@@ -101,12 +101,12 @@ class NetconfRpcServiceImpl(private var deviceInfo: DeviceInfo) : NetconfRpcServ
         return output
     }
 
-    override fun commit(): DeviceResponse {
+    override fun commit(confirmed: Boolean, confirmTimeout: Int, persist: String, persistId: String): DeviceResponse {
         var output = DeviceResponse()
         val messageId = messageIdInteger.getAndIncrement().toString()
         log.info("$deviceInfo: commit: messageId($messageId)")
         try {
-            val messageContent = NetconfMessageUtils.commit(messageId)
+            val messageContent = NetconfMessageUtils.commit(messageId, confirmed, confirmTimeout, persist, persistId)
             output = asyncRpc(messageContent, messageId)
         } catch (e: Exception) {
             output.status = RpcStatus.FAILURE
@@ -115,6 +115,20 @@ class NetconfRpcServiceImpl(private var deviceInfo: DeviceInfo) : NetconfRpcServ
         return output
     }
 
+    override fun cancelCommit(persistId: String): DeviceResponse {
+        var output = DeviceResponse()
+        val messageId = messageIdInteger.getAndIncrement().toString()
+        log.info("$deviceInfo: cancelCommit: messageId($messageId)")
+        try {
+            val messageContent = NetconfMessageUtils.cancelCommit(messageId, persistId)
+            output = asyncRpc(messageContent, messageId)
+        } catch (e: Exception) {
+            output.status = RpcStatus.FAILURE
+            output.errorMessage = "$deviceInfo: failed in cancelCommit command $e.message"
+        }
+        return output
+    }
+
     override fun discardConfig(): DeviceResponse {
         var output = DeviceResponse()
         val messageId = messageIdInteger.getAndIncrement().toString()
diff --git a/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/utils/NetconfMessageUtils.kt b/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/utils/NetconfMessageUtils.kt
index 7e48912d1..4de3860c5 100644
--- a/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/utils/NetconfMessageUtils.kt
+++ b/ms/blueprintsprocessor/functions/netconf-executor/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/netconf/executor/utils/NetconfMessageUtils.kt
@@ -115,15 +115,45 @@ class NetconfMessageUtils {
             return doWrappedRpc(messageId, request.toString())
         }
 
-        fun commit(messageId: String): String {
-            val request = StringBuilder()
+        fun commit(messageId: String, confirmed: Boolean, confirmTimeout: Int, persist: String,
+                   persistId: String): String {
+
+            if (!persist.isEmpty() && !persistId.isEmpty()) {
+                throw NetconfException("Can't proceed <commit> with both persist($persist) and " +
+                        "persistId($persistId) specified. Only one should be specified.")
+            }
+            if (confirmed && !persistId.isEmpty()) {
+                throw NetconfException("Can't proceed <commit> with both confirmed flag and " +
+                        "persistId($persistId) specified. Only one should be specified.")
+            }
 
+            val request = StringBuilder()
             request.append("<commit>").append(NEW_LINE)
+            if (confirmed) {
+                request.append("<confirmed/>")
+                request.append("<confirm-timeout>$confirmTimeout</confirm-timeout>")
+                if (!persist.isEmpty()) {
+                    request.append("<persist>$persist</persist>")
+                }
+            }
+            if (!persistId.isEmpty()) {
+                request.append("<persist-id>$persistId</persist-id>")
+            }
             request.append("</commit>").append(NEW_LINE)
 
             return doWrappedRpc(messageId, request.toString())
         }
 
+        fun cancelCommit(messageId: String, persistId: String): String {
+            val request = StringBuilder()
+            request.append("<cancel-commit>").append(NEW_LINE)
+            if (!persistId.isEmpty()) {
+                request.append("<persist-id>$persistId</persist-id>")
+            }
+            request.append("</cancel-commit>").append(NEW_LINE)
+
+            return doWrappedRpc(messageId, request.toString())
+        }
 
         fun unlock(messageId: String, configType: String): String {
             val request = StringBuilder()