From e63291850fd0795c5700e25e67e5dee89ba54c5f Mon Sep 17 00:00:00 2001 From: Ashlee Young Date: Tue, 1 Dec 2015 05:49:27 -0800 Subject: onos commit hash c2999f30c69e50df905a9d175ef80b3f23a98514 Change-Id: I2bb8562c4942b6d6a6d60b663db2e17540477b81 Signed-off-by: Ashlee Young --- .../bgp/controller/impl/BgpKeepAliveTimer.java | 72 ++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100755 framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpKeepAliveTimer.java (limited to 'framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpKeepAliveTimer.java') diff --git a/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpKeepAliveTimer.java b/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpKeepAliveTimer.java new file mode 100755 index 00000000..524ac4c1 --- /dev/null +++ b/framework/src/onos/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/BgpKeepAliveTimer.java @@ -0,0 +1,72 @@ +/* + * Copyright 2015 Open Networking Laboratory + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.onosproject.bgp.controller.impl; + +import java.util.Timer; +import java.util.TimerTask; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Implement sending keepalive message to connected peer periodically based on negotiated holdtime. + */ +public class BgpKeepAliveTimer { + + private Timer keepAliveTimer; + private BgpChannelHandler handler; + private static final Logger log = LoggerFactory.getLogger(BgpKeepAliveTimer.class); + + /** + * Gets keepalive timer object. + * + * @return keepAliveTimer keepalive timer. + */ + public Timer getKeepAliveTimer() { + return keepAliveTimer; + } + + /** + * Initialize timer to send keepalive message periodically. + * + * @param h channel handler + * @param seconds time interval. + */ + public BgpKeepAliveTimer(BgpChannelHandler h, int seconds) { + this.handler = h; + this.keepAliveTimer = new Timer(); + this.keepAliveTimer.schedule(new SendKeepAlive(), 0, seconds * 1000); + } + + /** + * Send keepalive message to connected peer on schedule. + */ + class SendKeepAlive extends TimerTask { + @Override + public void run() { + log.debug("Sending periodic KeepAlive"); + + try { + // Send keep alive message + handler.sendKeepAliveMessage(); + handler.getBgpPacketStats().addOutPacket(); + } catch (Exception e) { + log.info("Exception occured while sending keepAlive message" + e.toString()); + } + } + } +} -- cgit 1.2.3-korg