byo-atomic.sh

#!/bin/bash

# working dir

working_dir="$HOME/working"

# what's your base distro and version

base_distro="fedora"
distro_version="f25"

#base_distro="centos"
#distro_version="downstream"

setup() {
if [ $base_distro = "centos" ]; then
  metadata_repo="https://github.com/CentOS/sig-atomic-buildscripts.git"
elif [ $base_distro = "fedora" ]; then
  metadata_repo="https://pagure.io/fedora-atomic.git"
fi

if [ $base_distro = "centos" ]; then
  kickstart_repo="https://github.com/CentOS/sig-atomic-buildscripts.git"
elif [ $base_distro = "fedora" ]; then
  kickstart_repo="https://pagure.io/fedora-kickstarts.git"
fi

# install updates and needed packages

sudo dnf update -y
sudo dnf copr enable -y jasonbrooks/rpm-ostree-toolbox
sudo dnf install -y git docker polipo rpm-ostree-toolbox libvirt createrepo wget

# turn on polipo & libvirt

sudo systemctl enable polipo
sudo systemctl start polipo
sudo systemctl enable libvirtd
sudo systemctl start libvirtd
sudo systemctl start virtlogd 

# set up for docker

sudo sed -i "s/^DOCKER_STORAGE_OPTIONS.*/DOCKER_STORAGE_OPTIONS=\"-s overlay\"/g" /etc/sysconfig/docker-storage

sudo sed -i "s/--selinux-enabled//g" /etc/sysconfig/docker

sudo sed -i "s/^# setsebool -P docker_transition_unconfined 1/setsebool -P docker_transition_unconfined 1/g" /etc/sysconfig/docker

sudo systemctl enable docker --now

mkdir -p $working_dir
cd $working_dir

# get atomic host metadata and kickstarts

git clone -b $distro_version $metadata_repo metadata
git clone -b $distro_version $kickstart_repo kickstarts

# modify tdl to use local installer tree

sed -i 's#http://.*#http://192.168.122.1:8000/installer/images/</url>#g' metadata/*.tdl

# modify kickstarts to use local ostree repo

sed -i 's#--url=.* #--url=http://192.168.122.1:8000/repo/ #g' kickstarts/*atomic*.ks

# fedora config.ini needs a tweak

if [ $base_distro = "fedora" ]; then
  sed -i "s#^release.*#release     = ${distro_version}#g" metadata/config.ini
  sed -i "s#%(release)s#${distro_version:1}#g" metadata/config.ini
fi

# initialize ostree repo

sudo mkdir -p /srv/repo
sudo ostree --repo=/srv/repo init --mode=archive-z2

# mirror ostree repo
if [ $base_distro = "centos" ]; then
  sudo ostree remote add --repo=/srv/repo centos-atomic-host --set=gpg-verify=false http://mirror.centos.org/centos/7/atomic/x86_64/repo && sudo ostree pull --depth=0 --repo=/srv/repo --mirror centos-atomic-host centos-atomic-host/7/x86_64/standard
elif [ $base_distro = "fedora" ]; then
  sudo ostree remote add --repo=/srv/repo fedora-atomic --set=gpg-verify=false https://dl.fedoraproject.org/pub/fedora/linux/atomic/${distro_version:1}/ && sudo ostree pull --depth=0 --repo=/srv/repo --mirror fedora-atomic fedora-atomic/${distro_version:1}/x86_64/docker-host
fi

# create a build dir

mkdir build
cd build
ln -s /srv/repo/ repo
cd ..

# SimpleHTTPServer to host local bits
# (from https://gist.github.com/funzoneq/737cd5316e525c388d51877fb7f542de)

sudo tee -a /etc/systemd/system/simplehttp.service <<'EOF'
[Unit]
Description=Job that runs the python SimpleHTTPServer daemon
Documentation=man:SimpleHTTPServer(1)

[Service]
Type=simple
WorkingDirectory=
ExecStart=/usr/bin/python -m SimpleHTTPServer 8000 &
ExecStop=/bin/kill `/bin/ps aux | /bin/grep SimpleHTTPServer | /bin/grep -v grep | /usr/bin/awk '{ print $2 }'`
Restart=always
RestartSec=3

[Install]
WantedBy=multi-user.target
EOF

sudo sed -i "s#^WorkingDirectory.*#WorkingDirectory=${working_dir}/build#g" /etc/systemd/system/simplehttp.service

sudo systemctl enable simplehttp --now

# mirror installer

mkdir -p ${working_dir}/build/installer/images/images/pxeboot

if [ $base_distro = "centos" ]; then
  wget -P ${working_dir}/build/installer/images/images/pxeboot/ -r -nH -nd -nc -np -e robtos=off -R index.html* https://ci.centos.org/artifacts/sig-atomic/downstream/installer/images/images/pxeboot/ && wget -P ${working_dir}/build/installer/images/LiveOS/ -r -nH -nd -nc -np -e robots=off -R index.html* https://ci.centos.org/artifacts/sig-atomic/downstream/installer/images/LiveOS/
elif [ $base_distro = "fedora" ]; then
  wget -P ${working_dir}/build/installer/images/images/pxeboot/ -r -nH -nd -nc -np -R index.html* http://dl.fedoraproject.org/pub/fedora/linux/releases/${distro_version:1}/Everything/x86_64/os/images/pxeboot/ && wget -nc -P ${working_dir}/build/installer/images/images/ http://dl.fedoraproject.org/pub/fedora/linux/releases/${distro_version:1}/Everything/x86_64/os/images/install.img || wget -P ${working_dir}/build/installer/images/images/pxeboot/ -r -nH -nd -nc -np -R index.html* http://dl.fedoraproject.org/pub/fedora/linux/development/${distro_version:1}/Everything/x86_64/os/images/pxeboot/ && wget -nc -P ${working_dir}/build/installer/images/images/ http://dl.fedoraproject.org/pub/fedora/linux/development/${distro_version:1}/Everything/x86_64/os/images/install.img
fi
}

tree() {
echo "composing tree"
sudo rpm-ostree compose tree --repo=/srv/repo --proxy=http://127.0.0.1:8123 ${working_dir}/metadata/*-host.json
}

installer() {
echo "building installer"
sudo rpm-ostree-toolbox installer --overwrite --ostreerepo ${working_dir}/build/repo -c ${working_dir}/metadata/config.ini -o ${working_dir}/build/installer
}

images() {
sudo rpm-ostree-toolbox imagefactory --overwrite --tdl ${working_dir}/metadata/*.tdl -c  ${working_dir}/metadata/config.ini -i kvm -k ${working_dir}/kickstarts/*-atomic.ks -i vagrant-libvirt -i vagrant-virtualbox --vkickstart ${working_dir}/kickstarts/*atomic*vagrant.ks --ostreerepo ${working_dir}/build/repo -o ${working_dir}/build/virt
}
"$@"