NativeS3FileSystem class is in hadoop-aws jar.
Looks like it was not on classpath.
Cheers
On Thu, Apr 23, 2015 at 7:30 AM, Sujee Maniyam <su...@sujee.net> wrote:
> Thanks all...
>
> btw, s3n load works without any issues with spark-1.3.1-bulit-for-hadoop
> 2.4
>
> I tried this on 1.3.1-hadoop26
> > sc.hadoopConfiguration.set("fs.s3n.impl",
> "org.apache.hadoop.fs.s3native.NativeS3FileSystem")
> > val f = sc.textFile("s3n://bucket/file")
> > f.count
>
> No it can't find the implementation path. Looks like some jar is missing ?
>
> java.lang.RuntimeException: java.lang.ClassNotFoundException: Class
> org.apache.hadoop.fs.s3native.NativeS3FileSystem not found
> at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2074)
> at org.apache.hadoop.fs.FileSystem.getFileSystemClass(FileSystem.java:2578)
> at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2591)
> at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:91)
>
> On Wednesday, April 22, 2015, Shuai Zheng <szheng.c...@gmail.com> wrote:
>
>> Below is my code to access s3n without problem (only for 1.3.1. there is
>> a bug in 1.3.0).
>>
>>
>>
>> Configuration hadoopConf = ctx.hadoopConfiguration();
>>
>> hadoopConf.set("fs.s3n.impl",
>> "org.apache.hadoop.fs.s3native.NativeS3FileSystem");
>>
>> hadoopConf.set("fs.s3n.awsAccessKeyId", awsAccessKeyId);
>>
>> hadoopConf.set("fs.s3n.awsSecretAccessKey",
>> awsSecretAccessKey);
>>
>>
>>
>> Regards,
>>
>>
>>
>> Shuai
>>
>>
>>
>> *From:* Sujee Maniyam [mailto:su...@sujee.net]
>> *Sent:* Wednesday, April 22, 2015 12:45 PM
>> *To:* Spark User List
>> *Subject:* spark 1.3.1 : unable to access s3n:// urls (no file system
>> for scheme s3n:)
>>
>>
>>
>> Hi all
>>
>> I am unable to access s3n:// urls using sc.textFile().. getting 'no
>> file system for scheme s3n://' error.
>>
>>
>>
>> a bug or some conf settings missing?
>>
>>
>>
>> See below for details:
>>
>>
>>
>> env variables :
>>
>> AWS_SECRET_ACCESS_KEY=set
>>
>> AWS_ACCESS_KEY_ID=set
>>
>>
>>
>> spark/RELAESE :
>>
>> Spark 1.3.1 (git revision 908a0bf) built for Hadoop 2.6.0
>>
>> Build flags: -Phadoop-2.4 -Dhadoop.version=2.6.0 -Phive
>> -Phive-thriftserver -Pyarn -DzincPort=3034
>>
>>
>>
>>
>>
>> ./bin/spark-shell
>>
>> > val f = sc.textFile("s3n://bucket/file")
>>
>> > f.count
>>
>>
>>
>> error==>
>>
>> java.io.IOException: No FileSystem for scheme: s3n
>>
>> at
>> org.apache.hadoop.fs.FileSystem.getFileSystemClass(FileSystem.java:2584)
>>
>> at
>> org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2591)
>>
>> at
>> org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:91)
>>
>> at
>> org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2630)
>>
>> at
>> org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:2612)
>>
>> at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:370)
>>
>> at org.apache.hadoop.fs.Path.getFileSystem(Path.java:296)
>>
>> at
>> org.apache.hadoop.mapred.FileInputFormat.singleThreadedListStatus(FileInputFormat.java:256)
>>
>> at
>> org.apache.hadoop.mapred.FileInputFormat.listStatus(FileInputFormat.java:228)
>>
>> at
>> org.apache.hadoop.mapred.FileInputFormat.getSplits(FileInputFormat.java:313)
>>
>> at
>> org.apache.spark.rdd.HadoopRDD.getPartitions(HadoopRDD.scala:203)
>>
>> at
>> org.apache.spark.rdd.RDD$$anonfun$partitions$2.apply(RDD.scala:219)
>>
>> at
>> org.apache.spark.rdd.RDD$$anonfun$partitions$2.apply(RDD.scala:217)
>>
>> at scala.Option.getOrElse(Option.scala:120)
>>
>> at org.apache.spark.rdd.RDD.partitions(RDD.scala:217)
>>
>> at
>> org.apache.spark.rdd.MapPartitionsRDD.getPartitions(MapPartitionsRDD.scala:32)
>>
>> at
>> org.apache.spark.rdd.RDD$$anonfun$partitions$2.apply(RDD.scala:219)
>>
>> at
>> org.apache.spark.rdd.RDD$$anonfun$partitions$2.apply(RDD.scala:217)
>>
>> at scala.Option.getOrElse(Option.scala:120)
>>
>> at org.apache.spark.rdd.RDD.partitions(RDD.scala:217)
>>
>> at
>> org.apache.spark.SparkContext.runJob(SparkContext.scala:1512)
>>
>> at org.apache.spark.rdd.RDD.count(RDD.scala:1006)
>>
>> at
>> $iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:24)
>>
>> at $iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:29)
>>
>> at $iwC$$iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:31)
>>
>> at $iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:33)
>>
>> at $iwC$$iwC$$iwC$$iwC.<init>(<console>:35)
>>
>> at $iwC$$iwC$$iwC.<init>(<console>:37)
>>
>> at $iwC$$iwC.<init>(<console>:39)
>>
>> at $iwC.<init>(<console>:41)
>>
>> at <init>(<console>:43)
>>
>> at .<init>(<console>:47)
>>
>> at .<clinit>(<console>)
>>
>> at .<init>(<console>:7)
>>
>> at .<clinit>(<console>)
>>
>> at $print(<console>)
>>
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>
>> at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>>
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>
>> at java.lang.reflect.Method.invoke(Method.java:606)
>>
>> at
>> org.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:1065)
>>
>> at
>> org.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1338)
>>
>> at
>> org.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:840)
>>
>> at
>> org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:871)
>>
>> at
>> org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:819)
>>
>> at
>> org.apache.spark.repl.SparkILoop.reallyInterpret$1(SparkILoop.scala:856)
>>
>> at
>> org.apache.spark.repl.SparkILoop.interpretStartingWith(SparkILoop.scala:901)
>>
>> at
>> org.apache.spark.repl.SparkILoop.command(SparkILoop.scala:813)
>>
>> at
>> org.apache.spark.repl.SparkILoop.processLine$1(SparkILoop.scala:656)
>>
>> at
>> org.apache.spark.repl.SparkILoop.innerLoop$1(SparkILoop.scala:664)
>>
>> at org.apache.spark.repl.SparkILoop.org
>> $apache$spark$repl$SparkILoop$$loop(SparkILoop.scala:669)
>>
>> at
>> org.apache.spark.repl.SparkILoop$$anonfun$org$apache$spark$repl$SparkILoop$$process$1.apply$mcZ$sp(SparkILoop.scala:996)
>>
>> at
>> org.apache.spark.repl.SparkILoop$$anonfun$org$apache$spark$repl$SparkILoop$$process$1.apply(SparkILoop.scala:944)
>>
>> at
>> org.apache.spark.repl.SparkILoop$$anonfun$org$apache$spark$repl$SparkILoop$$process$1.apply(SparkILoop.scala:944)
>>
>> at
>> scala.tools.nsc.util.ScalaClassLoader$.savingContextLoader(ScalaClassLoader.scala:135)
>>
>> at org.apache.spark.repl.SparkILoop.org
>> $apache$spark$repl$SparkILoop$$process(SparkILoop.scala:944)
>>
>> at
>> org.apache.spark.repl.SparkILoop.process(SparkILoop.scala:1058)
>>
>> at org.apache.spark.repl.Main$.main(Main.scala:31)
>>
>> at org.apache.spark.repl.Main.main(Main.scala)
>>
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>
>> at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>>
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>
>> at java.lang.reflect.Method.invoke(Method.java:606)
>>
>> at
>> org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:569)
>>
>> at
>> org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:166)
>>
>> at
>> org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:189)
>>
>> at
>> org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:110)
>>
>> at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
>>
>>
>>
>>
>>
>>
>> Sujee Maniyam (http://sujee.net | http://www.linkedin.com/in/sujeemaniyam
>> )
>>
>
>
> --
> Sujee Maniyam (http://sujee.net | http://www.linkedin.com/in/sujeemaniyam
> )
>
