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From Thomas Götzinger <m...@simplydevelop.de>
Subject Re: Using S3 as state backend
Date Wed, 16 Dec 2015 14:27:59 GMT
Hi Brian,

thanks, that helped me a lot.



2015-12-15 16:52 GMT+01:00 Brian Chhun <brian.chhun@getbraintree.com>:

> Sure, excuse me if anything was obvious or wrong, I know next to nothing
> about Hadoop.
>
> 1. get the Hadoop 2.7 distribution (I set its path to HADOOP_HOME to make
> things easier for mysellf)
> 2. set the HADOOP_CLASSPATH to include
> ${HADOOP_HOME}/share/hadoop/common/*:${HADOOP_HOME}/share/hadoop/tools/lib/*
> (you may not need all those paths?)
> 3. stick this into $HADOOP_HOME/etc/hadoop/core-site.xml
>
> <configuration>
>   <property>
>     <name>fs.defaultFS</name>
>     <value>s3a://YOUR-BUCKET</value>
>   </property>
>   <property>
>     <name>fs.s3a.impl</name>
>     <value>org.apache.hadoop.fs.s3a.S3AFileSystem</value>
>   </property>
> </configuration>
>
> 4. stick this into your flink-conf
>
> fs.hdfs.hadoopconf: $HADOOP_HOME/etc/hadoop
> recovery.mode: zookeeper
> recovery.zookeeper.quorum: whatever01.local:2181
> recovery.zookeeper.path.root: /whatever
> state.backend: filesystem
> state.backend.fs.checkpointdir: s3a:///YOUR-BUCKET/checkpoints
> recovery.zookeeper.storageDir: s3a:///YOUR-BUCKET/recovery
>
> That's all I had to do in the Flink side. obvs in the AWS side, I had my
> IAM role setup with readlwrite access to the bucket.
>
> Thanks,
> Brian
>
> On Mon, Dec 14, 2015 at 10:39 PM, Thomas Götzinger <mail@simplydevelop.de>
> wrote:
>
>> Hi Brian
>>
>> Can you give me short summary how to achieve this.
>> Am 14.12.2015 23:20 schrieb "Brian Chhun" <brian.chhun@getbraintree.com>:
>>
>>> For anyone else looking, I was able to use the s3a filesystem which can
>>> use IAM role based authentication as provided by the underlying AWS client
>>> library.
>>>
>>> Thanks,
>>> Brian
>>>
>>> On Thu, Dec 10, 2015 at 4:28 PM, Brian Chhun <
>>> brian.chhun@getbraintree.com> wrote:
>>>
>>>> Thanks Ufuk, this did the trick.
>>>>
>>>> Thanks,
>>>> Brian
>>>>
>>>> On Wed, Dec 9, 2015 at 4:37 PM, Ufuk Celebi <uce@apache.org> wrote:
>>>>
>>>>> Hey Brian,
>>>>>
>>>>> did you follow the S3 setup guide?
>>>>> https://ci.apache.org/projects/flink/flink-docs-master/apis/example_connectors.html
>>>>>
>>>>> You have to set the fs.hdfs.hadoopconf property and add
>>>>>
>>>>> <property>
>>>>> <name>fs.s3.impl</name>
>>>>> <value>org.apache.hadoop.fs.s3native.NativeS3FileSystem</value>
>>>>> </property>
>>>>>
>>>>> to core-site.xml
>>>>>
>>>>> – Ufuk
>>>>>
>>>>> > On 09 Dec 2015, at 20:50, Brian Chhun <brian.chhun@getbraintree.com>
>>>>> wrote:
>>>>> >
>>>>> > Hello,
>>>>> >
>>>>> > I'm trying to setup an HA cluster and I'm running into issues using
>>>>> S3 as the state backend. This is raised during startup:
>>>>> >
>>>>> > 2015-12-09T19:23:36.430724+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: java.io.IOException: No file system
>>>>> found with scheme s3, referenced in file URI 's3:///flink/recovery/blob'.
>>>>> >
>>>>> > 2015-12-09T19:23:36.430858+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: #011at
>>>>> org.apache.flink.core.fs.FileSystem.get(FileSystem.java:242)
>>>>> >
>>>>> > 2015-12-09T19:23:36.430989+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: #011at
>>>>> org.apache.flink.runtime.blob.FileSystemBlobStore.<init>(FileSystemBlobStore.java:67)
>>>>> >
>>>>> > 2015-12-09T19:23:36.431297+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: #011at
>>>>> org.apache.flink.runtime.blob.BlobServer.<init>(BlobServer.java:105)
>>>>> >
>>>>> > 2015-12-09T19:23:36.431435+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: #011at
>>>>> org.apache.flink.runtime.jobmanager.JobManager$.createJobManagerComponents(JobManager.scala:1814)
>>>>> >
>>>>> > 2015-12-09T19:23:36.431569+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: #011at
>>>>> org.apache.flink.runtime.jobmanager.JobManager$.startJobManagerActors(JobManager.scala:1944)
>>>>> >
>>>>> > 2015-12-09T19:23:36.431690+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: #011at
>>>>> org.apache.flink.runtime.jobmanager.JobManager$.startJobManagerActors(JobManager.scala:1898)
>>>>> >
>>>>> > 2015-12-09T19:23:36.431810+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: #011at
>>>>> org.apache.flink.runtime.jobmanager.JobManager$.startActorSystemAndJobManagerActors(JobManager.scala:1584)
>>>>> >
>>>>> > 2015-12-09T19:23:36.431933+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: #011at
>>>>> org.apache.flink.runtime.jobmanager.JobManager$.runJobManager(JobManager.scala:1486)
>>>>> >
>>>>> > 2015-12-09T19:23:36.432414+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: #011at
>>>>> org.apache.flink.runtime.jobmanager.JobManager$.main(JobManager.scala:1447)
>>>>> >
>>>>> > 2015-12-09T19:23:36.432649+00:00 i-1ec317c4
>>>>> docker/jobmanager01-d3174d6[1207]: #011at
>>>>> org.apache.flink.runtime.jobmanager.JobManager.main(JobManager.scala)
>>>>> >
>>>>> > Is it possible to use S3 as the backend store or is only hdfs/mapfs
>>>>> supported?
>>>>> >
>>>>> >
>>>>> > Thanks,
>>>>> > Brian
>>>>>
>>>>>
>>>>
>>>
>


-- 

Viele Grüße



Thomas Götzinger

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