@ -78,6 +78,8 @@ podman push "$REGISTRY/$IMAGE_NAME:$IMAGE_TAG"
## Nginx configuration
Install and configure nginx.
```sh
sudo dnf install -y nginx
sudo systemctl enable --now nginx.service
@ -89,13 +91,76 @@ sudo sed -i.${EPOCHREALTIME:-bak} 's|/usr/share/nginx/html|/var/www|g' /etc/ngin
sudo systemctl restart nginx.service
```
Find the IP address of the current server.
```sh
MYIP="$(ip -4 -br addr show scope global | awk 'NR == 1 { split($3, parts, "/"); print parts[1]; }')"
```
## Create the initial ostree repo
Define two helper functions.
```sh
function compose_status () {
composer-cli compose info "$1" | awk 'NR == 1 { print $2 }'
}
function wait_for_compose () {
status="$(compose_status "$1")"
while [ "$status" == "RUNNING" ]; do
echo "Waiting for build $1 to finish..."
sleep 5
status="$(compose_status "$1")"
done
echo "Build status of $1 is: $status."
if [ "$status" == "FINISHED" ]; then
return 0
fi
return 1
}
```
Bootstrap the initial ostree repository with ref = `rhel/9/x86_64/edge` .
```sh
composer-cli blueprints push /dev/fd/0 < < EOF
name = "minimal-rhel9"
description = "minimal blueprint for ostree commit"
version = "1.1.0"
modules = []
groups = []
distro = "rhel-93"
EOF
BUILDID=$(composer-cli compose start-ostree minimal-rhel9 edge-commit | awk '{print $2}')
echo "Build $BUILDID is running..."
wait_for_compose "$BUILDID"
composer-cli compose image "$BUILDID"
sudo rm -rf /var/www/repo
sudo tar -xf "$BUILDID-commit.tar" -C /var/www
ostree --repo=/var/www/repo refs
```
Create an empty commit with ref = `empty` .
> [!TIP]
> This is an optimization in order to trim 800 MB from the installer ISO image.
```sh
sudo mkdir -p /tmp/empty-tree
sudo ostree --repo=/var/www/repo commit -b "empty" --tree=dir=/tmp/empty-tree
ostree --repo=/var/www/repo refs
```
## Build the RPMS
Pre-requisites
```sh
sudo dnf install -y git rpm-build rpmdevtools
rm $HOME/rpmbuild
rm -f $HOME/rpmbuild
ln -sf "$GIT_REPO_CLONE/rpms" $HOME/rpmbuild
```
@ -169,7 +234,7 @@ sudo dnf info kiosk-config google-chrome-stable microshift-manifests
## Blueprint preparation
Customize the **kiosk** and ** admin** user password if desired.
Customize the **admin** user password if desired.
Set the **admin** user SSH public key (if it's not you).
```sh
@ -233,27 +298,24 @@ composer-cli blueprints push kiosk.toml
## Ostree construction
Create the ostree image.
Create the ostree image and add it to the ostree repository with ref = `rhel/9/x86_64/edge-kiosk` .
```sh
composer-cli blueprints depsolve kiosk
BUILDID=$(composer-cli compose start-ostree --ref "rhel/9/$(uname -m)/edge" kiosk edge-container | awk '{print $2}')
BUILDID=$(composer-cli compose start-ostree kiosk edge-commit --url http://$MYIP/repo --ref "rhel/9/$(uname -m)/edge-kiosk" --parent "rhel/9/$(uname -m)/edge" | awk '{print $2}')
echo "Build $BUILDID is running..."
composer-cli compose status
wait_for_compose "$BUILDID"
composer-cli compose image "${BUILDID}"
mkdir -p "/tmp/${BUILDID}-commit"
tar -xf "${BUILDID}-commit.tar" -C "/tmp/${BUILDID}-commit"
sudo ostree --repo=/var/www/repo pull-local "/tmp/${BUILDID}-commit/repo"
ostree --repo=/var/www/repo refs
ostree --repo=/var/www/repo log rhel/9/x86_64/edge-kiosk
```
Download the ostree server and run it.
## Generate the Installer ISO image
```sh
CONTAINER_IMAGE_FILE="$(composer-cli compose image "${BUILDID}")"
IMAGEID="$(podman load < "${BUILDID}-container.tar" | grep -o -P '(?< =sha256[@:])[a-z0-9]*')"
echo "Using image with id = $IMAGEID"
podman stop -i minimal-microshift-server
podman rm -i minimal-microshift-server
podman run -d --rm --name=minimal-microshift-server -p 8085:8080 ${IMAGEID}
```
## Build the ISO
Generate the ISO image of the installer.
```sh
composer-cli blueprints push /dev/fd/0 < < EOF
@ -265,11 +327,15 @@ modules = []
groups = []
packages = []
EOF
BUILDID=$(composer-cli compose start-ostree --url http://localhost:8085/repo/ --ref "rhel/9/$(uname -m)/edge" microshift-installer edge-installer | awk '{print $2}')
composer-cli compose status
BUILDID=$(composer-cli compose start-ostree --url http://localhost/repo/ --ref empty microshift-installer edge-installer | awk '{print $2}')
echo "Build $BUILDID is running..."
wait_for_compose "$BUILDID"
composer-cli compose image "${BUILDID}"
```
> [!CAUTION]
> While it is possible to use the stock RHEL 9.3 Boot ISO image here, there are subtle differences between the stock ISO image and the one generated here.
## Prepare the Kickstart script
[Generate a pull secret ](https://console.redhat.com/openshift/install/pull-secret ) and set the `MICROSHIFT_PULL_SECRET` variable.
@ -283,6 +349,7 @@ Prepare the Kickstart script.
```sh
cd "$GIT_REPO_CLONE/imagebuilder"
sed -i.${EPOCHREALTIME:-bak} "s|__MICROSHIFT_PULL_SECRET__|$MICROSHIFT_PULL_SECRET|" kiosk.ks
sed -i.${EPOCHREALTIME:-bak} "s|__MYIP__|$MYIP|" kiosk.ks
```
## Inject the Kickstart in the ISO
