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offtopic
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Display the messages partition and offset when rendering a message 

Fixes #22
This commit is contained in:
R. Tyler Croy 2015-09-02 07:38:44 -07:00
parent 4dc819f884
commit 0167dcde2a
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GPG Key ID: 1426C7DC3F51E16F
4 changed files with 15 additions and 8 deletions
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13
src/main/groovy/offtopic/KafkaSubscriber.groovy
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@ -1,9 +1,8 @@
package offtopic
import kafka.consumer.ConsumerConfig;
import kafka.consumer.KafkaStream;
import kafka.javaapi.consumer.ConsumerConnector;
import offtopic.curator.CuratorPool
import kafka.consumer.ConsumerConfig
import kafka.javaapi.consumer.ConsumerConnector
import kafka.message.MessageAndMetadata
import groovy.util.logging.Slf4j
/**
@ -51,9 +50,11 @@ class KafkaSubscriber {
consumerMap.get(this.topic).each { stream ->
def iterator = stream.iterator()
while (iterator.hasNext()) {
def message = iterator.next()
def data = ['raw' : new String(message.message()),
MessageAndMetadata message = iterator.next()
Map data = ['raw' : new String(message.message()),
'b64' : message.message().encodeBase64().toString(),
'offset' : message.offset,
'partition' : message.partition,
'topic' : message.topic(),
'tstamp' : System.currentTimeMillis()]
this.callback.call(data)

2
src/main/groovy/offtopic/OfftopicClient.groovy
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@ -31,7 +31,7 @@ class OfftopicClient {
return
}
KafkaSubscriber subscriber = new KafkaSubscriber(Configuration.instance.zookeepers,
KafkaSubscriber subscriber = new KafkaSubscriber(System.getProperty('zookeepers') ?: Configuration.instance.zookeepers,
topic,
"offtopic-${clientId}")
subscriber.callback = this.messageCallback

5
src/ratpack/public/css/offtopic.css
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@ -17,3 +17,8 @@ body {
.message-raw {
}
.offset {
font-family: monospace;
font-size: 0.7em;
}

3
src/ratpack/public/js/ws.js
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@ -16,7 +16,8 @@ function watchTopic(name) {
var messages = $('#messages');
var el_id = Math.floor(Math.random() * 1000000);
var el = ["<div id='" + el_id + "' class='list-group-item'>",
"<code>" + data.topic + "</code>",
"<code>" + data.topic + ":" + data.partition + "</code>",
"<span class='offset'>(offset: " + data.offset + ")</span>",
'<pre class="pre-scrollable message-raw">' + data.raw + '</pre>',
"<br/><div class='message-b64' id='" + el_id + "_b64'",
"style='display:none;'><pre>" + data.b64 + "</pre></div>"].join("\n");