Jenkins slave setup scripes

.bash_login.jenkins

# if running bash
if [ -n "$BASH_VERSION" ]; then
    # include .bashrc if it exists
    if [ -f "$HOME/.bashrc" ]; then
        . "$HOME/.bashrc"
    fi
fi

_base-setup.sh

#!/usr/bin/env bash
# As root ( via `sudo su -` ):

# Initialize ephemeral storage
curl https://gist.githubusercontent.com/eoin-obrien/cdba8f2784ba71530034a40d4d24ecf3/raw/ephemeral > /etc/init.d/ephemeral
chmod +x /etc/init.d/ephemeral
ln -s ../init.d/ephemeral /etc/rcS.d/S10ephemeral
/etc/init.d/ephemeral
ln -s /mnt/jenkins /var/jenkins
ln -s /mnt/mongodb /var/lib/mongodb
ln -s /mnt/tmp /tmp

# Set logrotate to keep only one unit (day or week) of each log
for f in /etc/logrotate.d/* /etc/logrotate.conf ; do
  sed -i 's/rotate [0-9]*$/rotate 1/' $f
done


apt-get update
apt-get install -y git build-essential openssl curl

# Jenkins spot request setup
apt-get install -y openjdk-8-jre wget python

# Install MongoDB
apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 0C49F3730359A14518585931BC711F9BA15703C6
echo "deb [ arch=amd64,arm64 ] http://repo.mongodb.org/apt/ubuntu xenial/mongodb-org/3.4 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.4.list
apt-get update -y
apt-get install -y mongodb-org
chown -R mongodb:mongodb /mnt/mongodb
service mongod start

# Set up Jenkins spot instance callbacks
curl https://gist.githubusercontent.com/eoin-obrien/cdba8f2784ba71530034a40d4d24ecf3/raw/jenkins-spot-setup.py >> /usr/local/bin/jenkins-spot-setup.py
chmod +x /usr/local/bin/jenkins-spot-setup.py
sed -i 's/^exit 0$/sudo -i -u jenkins python \/usr\/local\/bin\/jenkins-spot-setup.py\n&/' /etc/rc.local

# Set up Redis
apt-get install -y redis-server

# User-level setup
useradd -k /etc/skel -m -s /bin/bash jenkins
mkdir /home/jenkins/.ssh
cp /home/ubuntu/.ssh/authorized_keys /home/jenkins/.ssh/authorized_keys
chown -R jenkins:jenkins /home/jenkins/.ssh
chmod 700 /home/jenkins/.ssh
chmod 600 /home/jenkins/.ssh/authorized_keys

curl https://gist.githubusercontent.com/eoin-obrien/cdba8f2784ba71530034a40d4d24ecf3/raw/sudoers.wheel >> /etc/sudoers
groupadd wheel
usermod -G wheel jenkins

mkdir -p /var/jenkins/workspace
chown -R jenkins:jenkins /var/jenkins

_jenkins-user-setup.sh

#!/bin/bash
# As user jenkins ( via `sudo su - jenkins` ):

sudo su -l jenkins
ssh-keygen -q -t rsa -N "" -f .ssh/id_rsa

# Install Node.js with nvm
curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.4/install.sh | bash
export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"  # This loads nvm
[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"  # This loads nvm bash_completion
nvm install v8
nvm alias default v8
nvm use v8

# Install Gulp
npm install -g gulp-cli

# Bash config
curl https://gist.githubusercontent.com/eoin-obrien/cdba8f2784ba71530034a40d4d24ecf3/raw/.bash_login.jenkins > /home/jenkins/.bash_login

curl https://gist.githubusercontent.com/eoin-obrien/cdba8f2784ba71530034a40d4d24ecf3/raw/ssh_config >> /home/jenkins/.ssh/config

ephemeral

#!/usr/bin/env bash
# Initialize ephemeral storage on /mnt

mkdir -p /mnt/jenkins/workspace
chown -R jenkins:jenkins /mnt/jenkins

mkdir -p /mnt/mongodb
chown mongodb:mongodb /mnt/mongodb

mkdir -p /mnt/tmp
chmod 1777 /mnt/tmp

jenkins-spot-setup.py

#!/usr/bin/env python
import os
import httplib
import string
import base64

conn = httplib.HTTPConnection("169.254.169.254")
conn.request("GET", "/latest/user-data")
response = conn.getresponse()
userdata = response.read()

args = string.split(userdata, "&")
jenkinsUrl = ""
jenkinsAuth = ""
slaveName = ""

for arg in args:
  if arg.split("=")[0] == "JENKINS_URL":
    jenkinsUrl = arg.split("=")[1]
  if arg.split("=", 1)[0] == "USER_DATA":
    subarg = base64.b64decode(arg.split("=", 1)[1])
    if subarg.split("=")[0] == "JENKINS_AUTH":
      jenkinsAuth = subarg.split("=")[1]
  if arg.split("=")[0] == "SLAVE_NAME":
    slaveName = arg.split("=")[1]

os.system("wget " + jenkinsUrl + "jnlpJars/slave.jar -O slave.jar")
os.system("java -jar slave.jar -jnlpCredentials " + jenkinsAuth + " -jnlpUrl " + jenkinsUrl + "computer/" + slaveName + "/slave-agent.jnlp")

setup.sh

#!/usr/bin/env bash

curl -L https://gist.githubusercontent.com/eoin-obrien/cdba8f2784ba71530034a40d4d24ecf3/raw/_base-setup.sh | sudo bash -s
sudo su -l jenkins
curl -L https://gist.githubusercontent.com/eoin-obrien/cdba8f2784ba71530034a40d4d24ecf3/raw/_jenkins-user-setup.sh | bash -s

ssh_config

Host github.com
  StrictHostKeyChecking no

Host heroku.com
  StrictHostKeyChecking no

Host *
  ServerAliveInterval 15

sudoers.wheel

%wheel	ALL=(ALL) NOPASSWD: ALL