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#!/bin/bash
# Copyright 2015, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# Initializes a fresh GCE VM to become a jenkins linux worker.
# You shouldn't run this script on your own, use create_linux_worker.sh
# instead.
set -ex
sudo apt-get update
# Install JRE
sudo apt-get install -y openjdk-7-jre
sudo apt-get install -y unzip lsof
# Install Docker
curl -sSL https://get.docker.com/ | sh
# Setup jenkins user (or the user will already exist bcuz magic)
sudo adduser jenkins --disabled-password || true
# Enable jenkins to use docker without sudo:
sudo usermod -aG docker jenkins
# Use "overlay" storage driver for docker
# see https://github.com/grpc/grpc/issues/4988
echo 'DOCKER_OPTS="${DOCKER_OPTS} --storage-driver=overlay"' | sudo tee --append /etc/default/docker
# Install RVM
# TODO(jtattermusch): why is RVM needed?
gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3
curl -sSL https://get.rvm.io | bash -s stable --ruby
# Add pubkey of jenkins@grpc-jenkins-master to authorized keys of jenkins@
# This needs to happen as the last step to prevent Jenkins master from connecting
# to a machine that hasn't been properly setup yet.
cat jenkins_master.pub | sudo tee --append ~jenkins/.ssh/authorized_keys
# Restart for docker to pickup the config changes.
echo 'Successfully initialized the linux worker, going for reboot in 10 seconds'
sleep 10
sudo reboot
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