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A shell script to install Concourse on a systemd-based Ubuntu using the plain binary
#! /bin/bash -eu
EXTERNAL_URL_HOST_NAME="$1"
ADMIN_USERNAME="$2"
ADMIN_PASSWORD="$3"
CONCOURSE_VERSION=${CONCOURSE_VERSION:-v1.1.0}
apt-get update
apt-get install -y postgresql postgresql-contrib
sudo -u postgres createuser -s concourse
sudo -u postgres createdb --owner=concourse concourse
curl -L -f -o /usr/local/bin/concourse https://github.com/concourse/concourse/releases/download/$CONCOURSE_VERSION/concourse_linux_amd64
chmod +x /usr/local/bin/concourse
mkdir -p /etc/concourse
ssh-keygen -t rsa -f /etc/concourse/host_key -N ''
ssh-keygen -t rsa -f /etc/concourse/session_signing_key -N ''
ssh-keygen -t rsa -f /etc/concourse/worker_key -N ''
cp /etc/concourse/worker_key.pub /etc/concourse/authorized_worker_keys
adduser --system --group concourse
chgrp concourse /etc/concourse/*
chmod g+r /etc/concourse/*
cat >/etc/systemd/system/concourse_web.service <<-EOF
[Unit]
Description=Concourse CI Web
After=postgres.service
[Service]
ExecStart=/usr/local/bin/concourse web \
--basic-auth-username "$ADMIN_USERNAME" \
--basic-auth-password "$ADMIN_PASSWORD" \
--session-signing-key /etc/concourse/session_signing_key \
--tsa-host-key /etc/concourse/host_key \
--tsa-authorized-keys /etc/concourse/authorized_worker_keys \
--external-url "http://$EXTERNAL_URL_HOST_NAME:8080" \
--postgres-data-source 'postgres:///concourse?host=/var/run/postgresql'
User=concourse
Group=concourse
Type=simple
[Install]
WantedBy=default.target
EOF
cat >/etc/systemd/system/concourse_worker.service <<-EOF
[Unit]
Description=Concourse CI Worker
After=concourse_web.service
[Service]
ExecStart=/usr/local/bin/concourse worker \
--work-dir /var/lib/concourse \
--tsa-host localhost \
--tsa-public-key /etc/concourse/host_key.pub \
--tsa-worker-private-key /etc/concourse/worker_key
User=root
Group=root
Type=simple
[Install]
WantedBy=default.target
EOF
systemctl enable concourse_web.service
systemctl start concourse_web.service
systemctl enable concourse_worker.service
systemctl start concourse_worker.service
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