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From Hariharan <hariharan...@gmail.com>
Subject Re: Write pyspark dataframe into kms encrypted s3 bucket
Date Thu, 15 Oct 2020 13:52:17 GMT
fs.s3a.multipart.size needs to be a long value, not a string, so you
will need to use

hadoop_conf.set("fs.s3a.multipart.size", 104857600L)

~ Hariharan

On Thu, Oct 15, 2020 at 6:32 PM Devi P V <devipvinayan@gmail.com> wrote:
>
> Hi All,
>
> I am trying to write a pyspark dataframe into KMS encrypted S3 bucket.I am using spark-3.0.1-bin-hadoop3.2.
I have given all the possible configurations as shown below.
>
> sc = spark.sparkContext
> hadoop_conf = sc._jsc.hadoopConfiguration()
> hadoop_conf.set("fs.s3a.access.key", "XXX")
> hadoop_conf.set("fs.s3a.secret.key","XXX")
> hadoop_conf.set("fs.s3a.multipart.size", "104857600")
> hadoop_conf.set("fs.s3a.impl", "org.apache.hadoop.fs.s3a.S3AFileSystem")
> hadoop_conf.setBoolean("fs.s3a.sse.enabled",True)
> hadoop_conf.set("fs.s3a.server-side-encryption-algorithm", "SSE-KMS")
> hadoop_conf.set("fs.s3a.sse.kms.keyId", "XXXX")
>
>
>
> df = spark.createDataFrame(
>     [
>         (1, 'one'),
>         (2, 'two'),
>     ],
>     ['id', 'txt']
> )
> df.write.csv('s3a://bucket_name/test_data',header='true')
>
> Getting exception
>
> : java.lang.IllegalArgumentException
>         at java.util.concurrent.ThreadPoolExecutor.<init>(ThreadPoolExecutor.java:1314)
>         at java.util.concurrent.ThreadPoolExecutor.<init>(ThreadPoolExecutor.java:1237)
>         at org.apache.hadoop.fs.s3a.S3AFileSystem.initialize(S3AFileSystem.java:274)
>         at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:3303)
>         at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:124)
>         at org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:3352)
>         at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:3320)
>         at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:479)
>         at org.apache.hadoop.fs.Path.getFileSystem(Path.java:361)
>         at org.apache.spark.sql.execution.datasources.DataSource.planForWritingFileFormat(DataSource.scala:459)
>         at org.apache.spark.sql.execution.datasources.DataSource.planForWriting(DataSource.scala:559)
>         at org.apache.spark.sql.DataFrameWriter.saveToV1Source(DataFrameWriter.scala:415)
>         at org.apache.spark.sql.DataFrameWriter.save(DataFrameWriter.scala:399)
>         at org.apache.spark.sql.DataFrameWriter.save(DataFrameWriter.scala:288)
>         at org.apache.spark.sql.DataFrameWriter.csv(DataFrameWriter.scala:953)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.lang.reflect.Method.invoke(Method.java:498)
>         at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)
>         at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:357)
>         at py4j.Gateway.invoke(Gateway.java:282)
>         at py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)
>         at py4j.commands.CallCommand.execute(CallCommand.java:79)
>         at py4j.GatewayConnection.run(GatewayConnection.java:238)
>         at java.lang.Thread.run(Thread.java:748)
>
> Any idea to resolve this issue ?
>
> Thanks

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