Initial checkin of gRPC to third_party/

third_party/grpc/tools/gce/linux_worker_init.sh

-# Copyright 2010, Google Inc.
+#!/bin/bash
+# Copyright 2015-2016, 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.
 
-from mod_pywebsocket import msgutil
+set -ex
 
+sudo apt-get update
 
-_GOODBYE_MESSAGE = 'Goodbye'
+# 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
 
-def web_socket_do_extra_handshake(request):
-    pass  # Always accept.
+# 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
 
-def web_socket_transfer_data(request):
-    while True:
-        line = msgutil.receive_message(request)
-        msgutil.send_message(request, line)
-        if line == _GOODBYE_MESSAGE:
-            return
+# 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