tools/run_tests/performance/remote_host_prepare.sh

#!/bin/bash
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set -ex

cd $(dirname $0)/../../..

# TODO(jtattermusch): To be sure there are no running processes that would
# mess with the results, be rough and reboot the slave here
# and wait for it to come back online.
ssh "${USER_AT_HOST}" "killall -9 qps_worker dotnet mono node ruby worker || true"

# On Windows, killall is not supported & we need to kill all pending workers
# before attempting to delete the workspace
ssh "${USER_AT_HOST}" "ps -e | egrep 'qps_worker|dotnet' | awk '{print $1}' | xargs kill -9 || true"

# cleanup after previous builds
ssh "${USER_AT_HOST}" "rm -rf ~/performance_workspace && mkdir -p ~/performance_workspace"

# push the current sources to the slave and unpack it.
scp ../grpc.tar "${USER_AT_HOST}:~/performance_workspace"
# Windows workaround: attempt to untar twice, first run is going to fail
# with symlink creation error(s).
ssh "${USER_AT_HOST}" "tar -xf ~/performance_workspace/grpc.tar -C ~/performance_workspace || tar -xf ~/performance_workspace/grpc.tar -C ~/performance_workspace"

# For consistency with local run, invoke the kill_workers script remotely.
ssh "${USER_AT_HOST}" "~/performance_workspace/grpc/tools/run_tests/performance/kill_workers.sh"