hadoop/dev-support/byteman/hadooprpc.btm

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# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
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#
# This script instruments hadoop rpc layer to print out all the request/response messages to the standard output.
#

RULE Hadoop RPC request
INTERFACE ^com.google.protobuf.BlockingService
METHOD callBlockingMethod
IF true
DO traceln("--> RPC message request: " + $3.getClass().getSimpleName() + " from " + linked(Thread.currentThread(), "source")); 
   traceln($3.toString())
ENDRULE


RULE Hadoop RPC response
INTERFACE ^com.google.protobuf.BlockingService
METHOD callBlockingMethod
AT EXIT
IF true
DO traceln("--> RPC message response: " + $3.getClass().getSimpleName() + " to " + unlink(Thread.currentThread(), "source")); 
   traceln($!.toString())
ENDRULE


RULE Hadoop RPC source IP
CLASS org.apache.hadoop.ipc.Server$RpcCall
METHOD run
IF true
DO link(Thread.currentThread(), "source", $0.connection.toString())
ENDRULE