Add charm-dev-12f blueprint

v1/charm-dev-12f.yaml

@@ -0,0 +1,143 @@
+# This blueprint creates a variant of the charm-dev environment with the 12-factor charm toolchain support.
+
+description: A development and testing environment for 12-factor charm toolchain
+version: latest
+
+runs-on:
+- x86_64
+
+instances:
+ charm-dev-12f:
+ image: 22.04
+ limits:
+ min-cpu: 2
+ min-mem: 4G
+ min-disk: 30G
+ timeout: 1800
+ cloud-init:
+ vendor-data: |
+ package_update: true
+
+ packages:
+ - python3-pip
+ - jq
+ - sysstat
+ - zsh
+ - fzf
+ - tox
+ - gnome-keyring
+ - kitty-terminfo
+
+ snap:
+ commands:
+ # Juju 3.1 is supported until 25.04
+ - snap install juju --channel=3.1/stable
+ - snap install microk8s --channel=1.27-strict/stable
+ - snap alias microk8s.kubectl kubectl
+ - snap alias microk8s.kubectl k
+ - snap install --classic --channel edge/12f charmcraft
+ - snap install --classic --channel edge/12f rockcraft
+ - snap install jhack --channel=latest/stable
+ - snap install yq
+ - snap refresh
+
+ runcmd:
+ - DEBIAN_FRONTEND=noninteractive apt remove -y landscape-client landscape-common adwaita-icon-theme humanity-icon-theme
+ - DEBIAN_FRONTEND=noninteractive apt -y upgrade
+ - DEBIAN_FRONTEND=noninteractive apt -y autoremove
+
+ - |
+ # disable swap
+ sysctl -w vm.swappiness=0
+ echo "vm.swappiness = 0" | tee -a /etc/sysctl.conf
+ swapoff -a
+
+ - |
+ # disable unnecessary services
+ systemctl disable man-db.timer man-db.service --now
+ systemctl disable apport.service apport-autoreport.service --now
+ systemctl disable apt-daily.service apt-daily.timer --now
+ systemctl disable apt-daily-upgrade.service apt-daily-upgrade.timer --now
+ systemctl disable unattended-upgrades.service --now
+ systemctl disable motd-news.service motd-news.timer --now
+ systemctl disable bluetooth.target --now
+ systemctl disable ua-messaging.service ua-messaging.timer --now
+ systemctl disable ua-timer.timer ua-timer.service --now
+ systemctl disable systemd-tmpfiles-clean.timer --now
+
+ # Disable IPv6
+ echo "net.ipv6.conf.all.disable_ipv6=1" | tee -a /etc/sysctl.conf
+ echo "net.ipv6.conf.default.disable_ipv6=1" | tee -a /etc/sysctl.conf
+ echo "net.ipv6.conf.lo.disable_ipv6=1" | tee -a /etc/sysctl.conf
+ sysctl -p
+
+ - |
+ # oh-my-zsh + juju plugin
+ sudo -u ubuntu sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)" "" --unattended
+ sudo -u ubuntu git clone https://github.com/zsh-users/zsh-autosuggestions.git ~ubuntu/.oh-my-zsh/custom/plugins/zsh-autosuggestions
+ sudo -u ubuntu git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ~ubuntu/.oh-my-zsh/custom/plugins/zsh-syntax-highlighting
+ sudo -u ubuntu sed -i 's/plugins=(git)/plugins=(fzf git zsh-autosuggestions zsh-syntax-highlighting virtualenv colored-man-pages juju colorize)/g' ~ubuntu/.zshrc
+
+ - |
+ # setup charmcraft
+ lxd init --auto
+ adduser ubuntu lxd
+
+ - |
+ # Make sure juju directory is there
+ # https://bugs.launchpad.net/juju/+bug/1995697
+ sudo -u ubuntu mkdir -p /home/ubuntu/.local/share/juju
+
+ - |
+ # setup microk8s and bootstrap
+ usermod -a -G snap_microk8s ubuntu
+ usermod -a -G microk8s ubuntu
+ microk8s status --wait-ready
+
+ microk8s.enable metrics-server
+ microk8s.kubectl rollout status deployments/metrics-server -n kube-system -w --timeout=600s
+
+ # The dns addon will restart the api server so you may see a blip in the availability
+ # Separating addons to avoid errors such as
+ # dial tcp 127.0.0.1:16443: connect: connection refused
+ microk8s.enable dns rbac
+ microk8s.kubectl rollout status deployments/coredns -n kube-system -w --timeout=600s
+
+ # wait for storage become available
+ microk8s.enable hostpath-storage
+ microk8s.kubectl rollout status deployments/hostpath-provisioner -n kube-system -w --timeout=600s
+
+ # enable microk8s registry
+ microk8s.enable registry
+ microk8s.kubectl rollout status deployment registry -n container-registry -w --timeout=600s
+ 
+ # MetalLB
+ IPADDR=$(ip -4 -j route get 2.2.2.2 | jq -r '.[] | .prefsrc')
+ microk8s enable metallb:$IPADDR-$IPADDR
+ microk8s.kubectl rollout status daemonset.apps/speaker -n metallb-system -w --timeout=600s
+
+ # bootstrap controllers
+ sudo -u ubuntu juju bootstrap localhost lxd
+ sudo -u ubuntu juju add-model --config logging-config="<root>=WARNING; unit=DEBUG" --config update-status-hook-interval="60m" welcome-lxd
+ sudo -u ubuntu juju bootstrap microk8s microk8s
+ sudo -u ubuntu juju add-model --config logging-config="<root>=WARNING; unit=DEBUG" --config update-status-hook-interval="60m" welcome-k8s
+
+ # dump config (this is needed for utils such as k9s or kdash)
+ sudo -u ubuntu mkdir -p /home/ubuntu/.kube
+ microk8s config | sudo -u ubuntu tee /home/ubuntu/.kube/config > /dev/null
+
+ # We need to connect the dot-local-share-juju interface with jhack
+ sudo snap connect jhack:dot-local-share-juju snapd
+
+ final_message: "The system is finally up, after $UPTIME seconds"
+
+health-check: |
+ set -e
+
+ charmcraft version
+
+ mkdir hello-world
+ cd hello-world
+
+ charmcraft init
+ charmcraft pack