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kafka-http-metrics-reporter's Issues

Linked releases do not include jars

Based on what is said in the README, I assume you intended to include these but accidentally left them out.

Zipfile:

$ wget https://github.com/arnobroekhof/kafka-http-metrics-reporter/archive/kafka_2.12-0.10.2.0.zip
--2017-04-03 15:51:02--  https://github.com/arnobroekhof/kafka-http-metrics-reporter/archive/kafka_2.12-0.10.2.0.zip
Resolving github.com (github.com)... 192.30.253.113, 192.30.253.112
Connecting to github.com (github.com)|192.30.253.113|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location: https://codeload.github.com/arnobroekhof/kafka-http-metrics-reporter/zip/kafka_2.12-0.10.2.0 [following]
--2017-04-03 15:51:02--  https://codeload.github.com/arnobroekhof/kafka-http-metrics-reporter/zip/kafka_2.12-0.10.2.0
Resolving codeload.github.com (codeload.github.com)... 192.30.253.120, 192.30.253.121
Connecting to codeload.github.com (codeload.github.com)|192.30.253.120|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 13623 (13K) [application/zip]
Saving to: ‘kafka_2.12-0.10.2.0.zip.1’

100%[====================================================================================================================================================================================================>] 13,623      --.-K/s   in 0.01s

2017-04-03 15:51:03 (1.11 MB/s) - ‘kafka_2.12-0.10.2.0.zip.1’ saved [13623/13623]

$ unzip -l kafka_2.12-0.10.2.0.zip
Archive:  kafka_2.12-0.10.2.0.zip
2def1e280114d209ed8a7314a8b236051b4c503b
  Length      Date    Time    Name
---------  ---------- -----   ----
        0  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/
      206  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/.gitignore
       38  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/.travis.yml
    11325  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/LICENSE
     2316  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/README.md
    10355  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/pom.xml
        0  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/
        0  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/
        0  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/
        0  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/
        0  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/techop/
        0  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/techop/kafka/
     3584  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/techop/kafka/KafkaHttpMetricsReporter.java
      949  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/techop/kafka/KafkaHttpMetricsReporterMBean.java
     4054  03-06-2017 20:27   kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/techop/kafka/KafkaHttpMetricsServer.java
---------                     -------
    32827                     15 files

Tarball:

$ wget https://github.com/arnobroekhof/kafka-http-metrics-reporter/archive/kafka_2.12-0.10.2.0.tar.gz
--2017-04-03 15:52:16--  https://github.com/arnobroekhof/kafka-http-metrics-reporter/archive/kafka_2.12-0.10.2.0.tar.gz
Resolving github.com (github.com)... 192.30.253.112, 192.30.253.113
Connecting to github.com (github.com)|192.30.253.112|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location: https://codeload.github.com/arnobroekhof/kafka-http-metrics-reporter/tar.gz/kafka_2.12-0.10.2.0 [following]
--2017-04-03 15:52:17--  https://codeload.github.com/arnobroekhof/kafka-http-metrics-reporter/tar.gz/kafka_2.12-0.10.2.0
Resolving codeload.github.com (codeload.github.com)... 192.30.253.120, 192.30.253.121
Connecting to codeload.github.com (codeload.github.com)|192.30.253.120|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: unspecified [application/x-gzip]
Saving to: ‘kafka_2.12-0.10.2.0.tar.gz’

    [ <=>                                                                                                                                                                                                 ] 9,006       --.-K/s   in 0s

2017-04-03 15:52:17 (67.0 MB/s) - ‘kafka_2.12-0.10.2.0.tar.gz’ saved [9006]

$ tar tvf kafka_2.12-0.10.2.0.tar.gz
drwxrwxr-x root/root         0 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/
-rwxrwxr-x root/root       206 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/.gitignore
-rw-rw-r-- root/root        38 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/.travis.yml
-rw-rw-r-- root/root     11325 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/LICENSE
-rw-rw-r-- root/root      2316 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/README.md
-rw-rw-r-- root/root     10355 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/pom.xml
drwxrwxr-x root/root         0 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/
drwxrwxr-x root/root         0 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/
drwxrwxr-x root/root         0 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/
drwxrwxr-x root/root         0 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/
drwxrwxr-x root/root         0 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/techop/
drwxrwxr-x root/root         0 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/techop/kafka/
-rw-rw-r-- root/root      3584 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/techop/kafka/KafkaHttpMetricsReporter.java
-rw-rw-r-- root/root       949 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/techop/kafka/KafkaHttpMetricsReporterMBean.java
-rw-rw-r-- root/root      4054 2017-03-06 20:27 kafka-http-metrics-reporter-kafka_2.12-0.10.2.0/src/main/java/nl/techop/kafka/KafkaHttpMetricsServer.java

/api/metrics fails with Kafka 1.0 and Java 9

The following exception is visible in the broker logs

[2017-11-13 10:20:52,018] WARN /api/metrics (org.eclipse.jetty.servlet.ServletHandler)
java.lang.reflect.InaccessibleObjectException: Unable to make public long com.sun.management.internal.OperatingSystemImpl.getOpenFileDescriptorCount() accessible: module jdk.management does not "opens com.sun.management.internal" to unnamed module @141e5bef
at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:337)
at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:281)
at java.base/java.lang.reflect.Method.checkCanSetAccessible(Method.java:198)
at java.base/java.lang.reflect.Method.setAccessible(Method.java:192)
at com.yammer.metrics.core.VirtualMachineMetrics.fileDescriptorUsage(VirtualMachineMetrics.java:257)
at com.yammer.metrics.reporting.MetricsServlet.writeVmMetrics(MetricsServlet.java:253)
at com.yammer.metrics.reporting.MetricsServlet.doGet(MetricsServlet.java:175)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:687)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:812)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:587)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)
at org.eclipse.jetty.server.Server.handle(Server.java:499)
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)
at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:258)
at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
at java.base/java.lang.Thread.run(Thread.java:844)

Service fails to start with KafkaHttpMetricsReporter enabled: java.lang.NoClassDefFoundError: com/yammer/metrics/reporting/AdminServlet

Error logs

Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: [2017-04-03 15:35:30,232] INFO Initializing Kafka Http Metrics Reporter (nl.techop.kafka.KafkaHttpMetricsServer)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: [2017-04-03 15:35:30,247] INFO Logging initialized @523ms (org.eclipse.jetty.util.log)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: [2017-04-03 15:35:30,288] FATAL  (kafka.Kafka$)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: java.lang.NoClassDefFoundError: com/yammer/metrics/reporting/AdminServlet
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: at nl.techop.kafka.KafkaHttpMetricsServer.init(KafkaHttpMetricsServer.java:78)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: at nl.techop.kafka.KafkaHttpMetricsServer.<init>(KafkaHttpMetricsServer.java:55)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: at nl.techop.kafka.KafkaHttpMetricsReporter.init(KafkaHttpMetricsReporter.java:62)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: at kafka.metrics.KafkaMetricsReporter$$anonfun$startReporters$1.apply(KafkaMetricsReporter.scala:66)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: at kafka.metrics.KafkaMetricsReporter$$anonfun$startReporters$1.apply(KafkaMetricsReporter.scala:64)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: at scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:35)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: at kafka.metrics.KafkaMetricsReporter$.startReporters(KafkaMetricsReporter.scala:64)
Apr  3 15:35:30 kafka-1a-01 kafka-server-start.sh[23377]: at kafka.server.KafkaServerStartable$.fromProps(KafkaServerStartable.scala:27)
Apr  3 15:35:30 kafka-1a-01 systemd[1]: kafka.service: main process exited, code=exited, status=1/FAILURE
Apr  3 15:35:30 kafka-1a-01 systemd[1]: Unit kafka.service entered failed state.
Apr  3 15:35:30 kafka-1a-01 systemd[1]: kafka.service failed.

Install process:

# Download zip archive and build
wget https://github.com/arnobroekhof/kafka-http-metrics-reporter/archive/kafka_2.12-0.10.2.0.zip
unzip kafka_2.12-0.10.2.0.zip
cd kafka-http-metrics-reporter-kafka_2.12-0.10.2.0
mvn package

# Copy jar into `/libs` directory with other jars
cp target/kafka-http-metrics-reporter-0.10.2.0.jar /opt/kafka/kafka_2.11-0.10.2.0/libs/

# Edit kafka properties file
cat >> cat /opt/kafka/kafka_2.11-0.10.2.0/config/kafka.properties << EOF
############################# Metrics #############################
kafka.metrics.reporters=nl.techop.kafka.KafkaHttpMetricsReporter
kafka.http.metrics.reporter.enabled=true
kafka.http.metrics.host=localhost
kafka.http.metrics.port=8897
EOF

# Restart
service kafka restart

Maven version

mvn -v
Apache Maven 3.3.9 (bb52d8502b132ec0a5a3f4c09453c07478323dc5; 2015-11-10T16:41:47+00:00)
Maven home: /usr/local/apache-maven
Java version: 1.8.0_74, vendor: Oracle Corporation
Java home: /usr/java/jdk1.8.0_74/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "linux", version: "3.10.0-229.11.1.el7.x86_64", arch: "amd64", family: "unix"

Run error: Exception in thread "main" java.lang.NoSuchFieldError: USE_DEFAULTS

I generated jar file, put it in /usr/share/java/kafka/kafka-http-metrics-reporter-0.11.0.0.jar, then in the config server.properties wrote:
kafka.metrics.reporters = nl.techop.kafka. KafkaHttpMetricsReporter
kafka.http.metrics.reporter.enabled = true
kafka.http.metrics.host = localhost
kafka.http.metrics.port = 8897
After the start of the /var/log/kafka/kafkaServer.out error:
Exception in thread "main" java.lang.NoSuchFieldError: USE_DEFAULTS
    at com.fasterxml.jackson.annotation.JsonInclude $ Value. (JsonInclude.java:204)
    at com.fasterxml.jackson.databind.cfg.MapperConfig. (MapperConfig.java:44)
    at com.fasterxml.jackson.databind.ObjectMapper. (ObjectMapper.java:558)
    at com.fasterxml.jackson.databind.ObjectMapper. (ObjectMapper.java:474)
    at com.yammer.metrics.reporting.MetricsServlet. (MetricsServlet.java:91)
    at com.yammer.metrics.reporting.AdminServlet. (AdminServlet.java:47)
    at nl.techop.kafka.KafkaHttpMetricsServer.init (KafkaHttpMetricsServer.java:82)
    at nl.techop.kafka.KafkaHttpMetricsServer. (KafkaHttpMetricsServer.java:59)
    at nl.techop.kafka.KafkaHttpMetricsReporter.init (KafkaHttpMetricsReporter.java:62)
    at kafka.metrics.KafkaMetricsReporter $$ anonfun $ startReporters $ 1.apply (KafkaMetricsReporter.scala: 66)
    at kafka.metrics.KafkaMetricsReporter $$ anonfun $ startReporters $ 1.apply (KafkaMetricsReporter.scala: 64)
    at scala.collection.IndexedSeqOptimized $ class.foreach (IndexedSeqOptimized.scala: 33)
    at scala.collection.mutable.WrappedArray.foreach (WrappedArray.scala: 35)
    at kafka.metrics.KafkaMetricsReporter $ .startReporters (KafkaMetricsReporter.scala: 64)
    at io.confluent.support.metrics.SupportedServerStartable. (SupportedServerStartable.java:48)
    at io.confluent.support.metrics.SupportedKafka.main (SupportedKafka.java:39)

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