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From Vipul Pandey <vipan...@gmail.com>
Subject Re: Using ProtoBuf 2.5 for messages with Spark Streaming
Date Thu, 03 Apr 2014 19:13:26 GMT
Any word on this one ?
On Apr 2, 2014, at 12:26 AM, Vipul Pandey <vipandey@gmail.com> wrote:

> I downloaded 0.9.0 fresh and ran the mvn command - the assembly jar thus generated also
has both shaded and real version of protobuf classes
> 
> Vipuls-MacBook-Pro-3:spark-0.9.0-incubating vipul$ jar -ftv ./assembly/target/scala-2.10/spark-assembly_2.10-0.9.0-incubating-hadoop2.0.0-cdh4.2.1.jar
| grep proto | grep /Message
>   1190 Wed Apr 02 00:19:56 PDT 2014 com/google/protobuf_spark/MessageOrBuilder.class
>   2913 Wed Apr 02 00:19:56 PDT 2014 com/google/protobuf_spark/Message$Builder.class
>    704 Wed Apr 02 00:19:56 PDT 2014 com/google/protobuf_spark/MessageLite.class
>   1904 Wed Apr 02 00:19:56 PDT 2014 com/google/protobuf_spark/MessageLite$Builder.class
>    257 Wed Apr 02 00:19:56 PDT 2014 com/google/protobuf_spark/MessageLiteOrBuilder.class
>    508 Wed Apr 02 00:19:56 PDT 2014 com/google/protobuf_spark/Message.class
>   2661 Wed Apr 02 00:20:00 PDT 2014 com/google/protobuf/Message$Builder.class
>    478 Wed Apr 02 00:20:00 PDT 2014 com/google/protobuf/Message.class
>   1748 Wed Apr 02 00:20:00 PDT 2014 com/google/protobuf/MessageLite$Builder.class
>    668 Wed Apr 02 00:20:00 PDT 2014 com/google/protobuf/MessageLite.class
>    245 Wed Apr 02 00:20:00 PDT 2014 com/google/protobuf/MessageLiteOrBuilder.class
>   1112 Wed Apr 02 00:20:00 PDT 2014 com/google/protobuf/MessageOrBuilder.class
> 
> 
> 
> 
> 
> On Apr 1, 2014, at 11:44 PM, Patrick Wendell <pwendell@gmail.com> wrote:
> 
>> It's this: mvn -Dhadoop.version=2.0.0-cdh4.2.1 -DskipTests clean package
>> 
>> 
>> On Tue, Apr 1, 2014 at 5:15 PM, Vipul Pandey <vipandey@gmail.com> wrote:
>> how do you recommend building that - it says 
>> ERROR] Failed to execute goal org.apache.maven.plugins:maven-assembly-plugin:2.2-beta-5:assembly
(default-cli) on project spark-0.9.0-incubating: Error reading assemblies: No assembly descriptors
found. -> [Help 1]
>> upon runnning 
>> mvn -Dhadoop.version=2.0.0-cdh4.2.1 -DskipTests clean assembly:assembly
>> 
>> 
>> On Apr 1, 2014, at 4:13 PM, Patrick Wendell <pwendell@gmail.com> wrote:
>> 
>>> Do you get the same problem if you build with maven?
>>> 
>>> 
>>> On Tue, Apr 1, 2014 at 12:23 PM, Vipul Pandey <vipandey@gmail.com> wrote:
>>> SPARK_HADOOP_VERSION=2.0.0-cdh4.2.1 sbt/sbt assembly 
>>> 
>>> That's all I do. 
>>> 
>>> On Apr 1, 2014, at 11:41 AM, Patrick Wendell <pwendell@gmail.com> wrote:
>>> 
>>>> Vidal - could you show exactly what flags/commands you are using when you
build spark to produce this assembly?
>>>> 
>>>> 
>>>> On Tue, Apr 1, 2014 at 12:53 AM, Vipul Pandey <vipandey@gmail.com>
wrote:
>>>>> Spark now shades its own protobuf dependency so protobuf 2.4.1 should't
be getting pulled in unless you are directly using akka yourself. Are you?
>>>> 
>>>> No i'm not. Although I see that protobuf libraries are directly pulled into
the 0.9.0 assembly jar - I do see the shaded version as well. 
>>>> e.g. below for Message.class
>>>> 
>>>> -bash-4.1$ jar -ftv ./assembly/target/scala-2.10/spark-assembly-0.9.0-incubating-hadoop2.0.0-cdh4.2.1.jar
| grep protobuf | grep /Message.class
>>>>    478 Thu Jun 30 15:26:12 PDT 2011 com/google/protobuf/Message.class
>>>>    508 Sat Dec 14 14:20:38 PST 2013 com/google/protobuf_spark/Message.class
>>>> 
>>>> 
>>>>> Does your project have other dependencies that might be indirectly pulling
in protobuf 2.4.1? It would be helpful if you could list all of your dependencies including
the exact Spark version and other libraries.
>>>> 
>>>> I did have another one which I moved to the end of classpath - even ran partial
code without that dependency but it still failed whenever I use the jar with ScalaBuf dependency.

>>>> Spark version is 0.9.0
>>>> 
>>>> 
>>>> ~Vipul
>>>> 
>>>> On Mar 31, 2014, at 4:51 PM, Patrick Wendell <pwendell@gmail.com> wrote:
>>>> 
>>>>> Spark now shades its own protobuf dependency so protobuf 2.4.1 should't
be getting pulled in unless you are directly using akka yourself. Are you?
>>>>> 
>>>>> Does your project have other dependencies that might be indirectly pulling
in protobuf 2.4.1? It would be helpful if you could list all of your dependencies including
the exact Spark version and other libraries.
>>>>> 
>>>>> - Patrick
>>>>> 
>>>>> 
>>>>> On Sun, Mar 30, 2014 at 10:03 PM, Vipul Pandey <vipandey@gmail.com>
wrote:
>>>>> I'm using ScalaBuff (which depends on protobuf2.5) and facing the same
issue. any word on this one?
>>>>> On Mar 27, 2014, at 6:41 PM, Kanwaldeep <kanwal239@gmail.com> wrote:
>>>>> 
>>>>> > We are using Protocol Buffer 2.5 to send messages to Spark Streaming
0.9 with
>>>>> > Kafka stream setup. I have protocol Buffer 2.5 part of the uber
jar deployed
>>>>> > on each of the spark worker nodes.
>>>>> > The message is compiled using 2.5 but then on runtime it is being
>>>>> > de-serialized by 2.4.1 as I'm getting the following exception
>>>>> >
>>>>> > java.lang.VerifyError (java.lang.VerifyError: class
>>>>> > com.snc.sinet.messages.XServerMessage$XServer overrides final method
>>>>> > getUnknownFields.()Lcom/google/protobuf/UnknownFieldSet;)
>>>>> > java.lang.ClassLoader.defineClass1(Native Method)
>>>>> > java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
>>>>> > java.lang.ClassLoader.defineClass(ClassLoader.java:615)
>>>>> > java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
>>>>> >
>>>>> > Suggestions on how I could still use ProtoBuf 2.5. Based on the
article -
>>>>> > https://spark-project.atlassian.net/browse/SPARK-995 we should be
able to
>>>>> > use different version of protobuf in the application.
>>>>> >
>>>>> >
>>>>> >
>>>>> >
>>>>> >
>>>>> > --
>>>>> > View this message in context: http://apache-spark-user-list.1001560.n3.nabble.com/Using-ProtoBuf-2-5-for-messages-with-Spark-Streaming-tp3396.html
>>>>> > Sent from the Apache Spark User List mailing list archive at Nabble.com.
>>>>> 
>>>>> 
>>>> 
>>>> 
>>> 
>>> 
>> 
>> 
> 


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