Fix Proxy Config bindAddress does not working for servicePort (apache…

…#9068)

The proxy config bindAddress, only works for webPort, does not work for the servicePort.

conf/proxy.conf

@@ -46,6 +46,9 @@ zooKeeperCacheExpirySeconds=300
 
 ### --- Server --- ###
 
+# Hostname or IP address the service binds on, default is 0.0.0.0.
+bindAddress=0.0.0.0
+
 # Hostname or IP address the service advertises to the outside world.
 # If not set, the value of `InetAddress.getLocalHost().getHostname()` is used.
 advertisedAddress=

pulsar-proxy/src/main/java/org/apache/pulsar/proxy/server/ProxyService.java

@@ -177,7 +177,7 @@ public void start() throws Exception {
         // Bind and start to accept incoming connections.
         if (proxyConfig.getServicePort().isPresent()) {
             try {
-                listenChannel = bootstrap.bind(proxyConfig.getServicePort().get()).sync().channel();
+                listenChannel = bootstrap.bind(proxyConfig.getBindAddress(), proxyConfig.getServicePort().get()).sync().channel();
                 LOG.info("Started Pulsar Proxy at {}", listenChannel.localAddress());
             } catch (Exception e) {
                 throw new IOException("Failed to bind Pulsar Proxy on port " + proxyConfig.getServicePort().get(), e);
@@ -187,7 +187,7 @@ public void start() throws Exception {
         if (proxyConfig.getServicePortTls().isPresent()) {
             ServerBootstrap tlsBootstrap = bootstrap.clone();
             tlsBootstrap.childHandler(new ServiceChannelInitializer(this, proxyConfig, true));
-            listenChannelTls = tlsBootstrap.bind(proxyConfig.getServicePortTls().get()).sync().channel();
+            listenChannelTls = tlsBootstrap.bind(proxyConfig.getBindAddress(), proxyConfig.getServicePortTls().get()).sync().channel();
             LOG.info("Started Pulsar TLS Proxy on {}", listenChannelTls.localAddress());
         }