Github user cfmcgrady commented on a diff in the pull request:
https://github.com/apache/flink/pull/948#discussion_r42578446
--- Diff:
flink-mesos/src/main/scala/org/apache/flink/mesos/scheduler/HttpServer.scala ---
@@ -0,0 +1,82 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.apache.flink.mesos.scheduler
+
+import java.nio.file.{Files, Paths}
+
+import unfiltered.request.{Path, Seg}
+import unfiltered.response.ResponseString
+
+import scala.io.Source
+
+class HttpServer(conf: Conf) {
+ val confDir: String = conf.confDir
+
+ val consoleLog4jConfiguration = ResponseString(
+ """
+ |log4j.rootLogger=INFO, stdout
+ |
+ |log4j.appender.stdout=org.apache.log4j.ConsoleAppender
+ |log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
+ |log4j.appender.stdout.layout.ConversionPattern=%d{HH:mm:ss,SSS}
%-5p %-60c %x - %m%n
+ |
+ |log4j.logger.org.jboss.netty.channel.DefaultChannelPipeline=ERROR,
stdout
+ |
+ """.stripMargin)
+
+ // create a plan to serve flink-config.yaml and log4j.properties via http
+ val configServerPlan = unfiltered.filter.Planify {
+ case Path(Seg("log4j.properties" :: Nil)) =>
+ // get the log4j configuration and send it
+ val confDirLog4JPropsFile = Paths.get(confDir, "log4j.properties")
+ sys.env.get("log4j.configuration") match {
+ case Some(filePath: String) =>
+ new ResponseString(Source.fromFile(filePath).mkString)
+ case None if Files.exists(confDirLog4JPropsFile) =>
+ new
ResponseString(Source.fromFile(confDirLog4JPropsFile.toString).mkString)
+ case None =>
+ consoleLog4jConfiguration
+ }
+ }
+
+ // serve using an embedded jetty server running via any available local
port
+ val svr = {
+ val _svr = if (conf.port == -1) {
+ unfiltered.jetty.Server.anylocal
+ } else {
+ unfiltered.jetty.Server.local(conf.port)
+ }
--- End diff --
we need the client ip not localhost ip address, so that the mesos slave can
get config file from client.
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