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Nicolas Massé
b5a5df7f8c
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5 years ago | |
|---|---|---|
| templates | 5 years ago | |
| .gitignore | 5 years ago | |
| README.md | 5 years ago | |
| bootstrap.tf | 5 years ago | |
| cluster | 5 years ago | |
| install-config.yaml.sample | 5 years ago | |
| lb.tf | 5 years ago | |
| local.env.sample | 5 years ago | |
| main.tf | 5 years ago | |
| master.tf | 5 years ago | |
| network.tf | 5 years ago | |
| post-install.tf | 5 years ago | |
| provider.tf | 5 years ago | |
| public_dns.tf | 5 years ago | |
| storage.tf | 5 years ago | |
| terraform.tfvars.sample | 5 years ago | |
| variables.tf | 5 years ago | |
| worker.tf | 5 years ago | |
README.md
OpenShift 4 Installation
Pre-requisites
On your local machine
Install Terraform.
cat > hashicorp.repo <<"EOF"
[hashicorp]
name=Hashicorp Stable - $basearch
baseurl=https://rpm.releases.hashicorp.com/RHEL/8/$basearch/stable
enabled=1
gpgcheck=1
gpgkey=https://rpm.releases.hashicorp.com/gpg
EOF
sudo dnf config-manager --add-repo hashicorp.repo
sudo dnf -y install terraform
Install the libvirt terraform provider.
curl -Lo /tmp/libvirt-provider.tgz https://github.com/dmacvicar/terraform-provider-libvirt/releases/download/v0.6.3/terraform-provider-libvirt-0.6.3+git.1604843676.67f4f2aa.Fedora_32.x86_64.tar.gz
mkdir -p ~/.terraform.d/plugins/registry.terraform.io/dmacvicar/libvirt/0.6.3/linux_amd64
tar xvf /tmp/libvirt-provider.tgz -C ~/.terraform.d/plugins/registry.terraform.io/dmacvicar/libvirt/0.6.3/linux_amd64
Install the Gandi terraform provider.
git clone https://github.com/go-gandi/terraform-provider-gandi
cd terraform-provider-gandi
make
make install
Install lego.
curl -Lo /tmp/lego.tgz https://github.com/go-acme/lego/releases/download/v4.3.1/lego_v4.3.1_linux_amd64.tar.gz
sudo tar zxvf /tmp/lego.tgz -C /usr/local/bin lego
On the server
Install libvirt.
sudo dnf install libvirt libvirt-daemon-kvm virt-install virt-viewer virt-top libguestfs-tools nmap-ncat
Configure NetworkManager to use dnsmasq. In /etc/NetworkManager/NetworkManager.conf:
[main]
dns=dnsmasq
Download the required images.
curl https://mirror.openshift.com/pub/openshift-v4/dependencies/rhcos/4.7/4.7.0/rhcos-4.7.0-x86_64-qemu.x86_64.qcow2.gz |gunzip -c > /var/lib/libvirt/images/rhcos-4.7.0-x86_64-qemu.x86_64.qcow2
curl -Lo /var/lib/libvirt/images/centos-stream-8.qcow2 http://cloud.centos.org/centos/8-stream/x86_64/images/CentOS-Stream-GenericCloud-8-20210210.0.x86_64.qcow2
Install
Create the template files from their sample.
cp terraform.tfvars.sample terraform.tfvars
cp local.env.sample local.env
cp install-config.yaml.sample install-config.yaml
Initialize a new cluster.
./cluster init my-cluster
Deploy the cluster.
./cluster apply my-cluster
Do the post-install on the cluster.
./cluster post-install my-cluster