Merge pull request #178 from InterestingLab/rickyhuo.enhance.kafka

Rickyhuo.enhance.kafka

Author: kid-xiong

build.sbt

@@ -16,9 +16,8 @@ assemblyMergeStrategy in assembly := {
   case "META-INF/ECLIPSEF.RSA" => MergeStrategy.last
   case "META-INF/mailcap" => MergeStrategy.last
   case "META-INF/mimetypes.default" => MergeStrategy.last
-  case "SimpleLog.class" => MergeStrategy.last
   case PathList(ps @ _*) if ps.last endsWith ".html" => MergeStrategy.first
-  case "UnusedStubClass.class" => MergeStrategy.last
+  case PathList(ps @ _*) if ps.last endsWith ".class" => MergeStrategy.first
   case x =>
     val oldStrategy = (assemblyMergeStrategy in assembly).value
     oldStrategy(x)

docs/en/configuration/_sidebar.md

@@ -7,7 +7,7 @@
     - [Fake](/en/configuration/input-plugins/Fake)
     - [File](/en/configuration/input-plugins/File)
     - [Hdfs](/en/configuration/input-plugins/Hdfs)
-    - [Kafka](/en/configuration/input-plugins/Kafka)
+    - [KafkaStream](/en/configuration/input-plugins/KafkaStream)
     - [S3](/en/configuration/input-plugins/S3)
     - [Socket](/en/configuration/input-plugins/Socket)
   - [Filter Plugin](/en/configuration/filter-plugin)

…/en/configuration/input-plugins/Kafka.md …nfiguration/input-plugins/KafkaStream.mddocs/en/configuration/input-plugins/Kafka.md renamed to docs/en/configuration/input-plugins/KafkaStream.md docs/en/configuration/input-plugins/Kafka.md renamed to docs/en/configuration/input-plugins/KafkaStream.md

@@ -17,7 +17,6 @@ This plugin uses Kafka Old Consumer. Supporting Kafka >= 0.8.2.X
 | --- | --- | --- | --- |
 | [topics](#topics-string) | string | yes | - |
 | [consumer.group.id](#consumergroupid-string) | string | yes | - |
-| [consumer.zookeeper.connect](#consumerzookeeperconnect-string) | string | yes | - |
 | [consumer.bootstrap.servers](#consumerbootstrapservers-string) | string | yes | - |
 | [consumer.*](#consumer-string) | string | no | - |
 
@@ -29,10 +28,6 @@ Kafka topic. Multiple topics separated by commas. For example, "tpc1,tpc2".
 
 Kafka consumer group id, a unique string that identifies the consumer group this consumer belongs to.
 
-##### consumer.zookeeper.connect [string]
-
-Specifies the ZooKeeper connection string in the form `hostname:port` where host and port are the host and port of a ZooKeeper server
-
 ##### consumer.bootstrap.servers [string]
 
 A list of host/port pairs to use for establishing the initial connection to the Kafka cluster.This string should be in the form `host1:port1,host2:port2,.... `
@@ -50,7 +45,6 @@ The way to specify parameters is to use the prefix "consumer" before the paramet
 kafka {
     topics = "waterdrop"
     consumer.bootstrap.servers = "localhost:9092"
-    consumer.zookeeper.connect = "localhost:2181"
     consumer.group.id = "waterdrop_group"
     consumer.rebalance.max.retries = 100
 }

docs/zh-cn/configuration/input-plugins/KafkaStream.md

@@ -15,7 +15,6 @@ Kafka Input实现Kafka的Old Consumer客户端, 从Kafka消费数据。支持的
 | --- | --- | --- | --- |
 | [topics](#topics-string) | string | yes | - |
 | [consumer.group.id](#consumergroupid-string) | string | yes | - |
-| [consumer.zookeeper.connect](#consumerzookeeperconnect-string) | string | yes | - |
 | [consumer.bootstrap.servers](#consumerbootstrapservers-string) | string | yes | - |
 | [consumer.*](#consumer-string) | string | no | - |
 
@@ -27,10 +26,6 @@ Kafka topic名称。如果有多个topic，用","分割，例如: "tpc1,tpc2"。
 
 Kafka consumer group id，用于区分不同的消费组。
 
-##### consumer.zookeeper.connect [string]
-
-Kafka集群的Zookeeper地址
-
 ##### consumer.bootstrap.servers [string]
 
 Kafka集群地址，多个用","隔开
@@ -47,7 +42,6 @@ Kafka集群地址，多个用","隔开
 kafkaStream {
     topics = "waterdrop"
     consumer.bootstrap.servers = "localhost:9092"
-    consumer.zookeeper.connect = "localhost:2181"
     consumer.group.id = "waterdrop_group"
     consumer.rebalance.max.retries = 100
 }

waterdrop-core/build.sbt

@@ -30,7 +30,8 @@ providedDeps match {
 libraryDependencies ++= Seq(
 
   "org.apache.spark" %% "spark-streaming-kafka-0-10" % sparkVersion
-    exclude("org.spark-project.spark", "unused"),
+    exclude("org.spark-project.spark", "unused")
+    exclude("net.jpountz.lz4", "unused"),
   "com.typesafe" % "config" % "1.3.1",
   "com.alibaba" % "QLExpress" % "3.2.0",
   "com.alibaba" % "fastjson" % "1.2.47",

waterdrop-core/src/main/scala/io/github/interestinglab/waterdrop/input/KafkaStream.scala

@@ -35,13 +35,11 @@ class KafkaStream extends BaseStreamingInput {
     config.hasPath("topics") match {
       case true => {
         val consumerConfig = config.getConfig(consumerPrefix)
-        consumerConfig.hasPath("zookeeper.connect") &&
-          !consumerConfig.getString("zookeeper.connect").trim.isEmpty &&
-          consumerConfig.hasPath("group.id") &&
+        consumerConfig.hasPath("group.id") &&
           !consumerConfig.getString("group.id").trim.isEmpty match {
           case true => (true, "")
           case false =>
-            (false, "please specify [consumer.zookeeper.connect] and [consumer.group.id] as non-empty string")
+            (false, "please specify [consumer.group.id] as non-empty string")
         }
       }
       case false => (false, "please specify [topics] as non-empty string, multiple topics separated by \",\"")