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#!/usr/bin/env bash
playbook_add() {
pkg install curl
case "${BASHTARD_PLATFORM[key]}" in
linux-debian_gnu_linux|linux-ubuntu)
info "$BASHTARD_PLAYBOOK" "Configure package manager repositories"
curl https://baltocdn.com/helm/signing.asc | gpg --dearmor > /usr/share/keyrings/helm.gpg
printf "deb [arch=%s signed-by=%s] %s all main\n" \
"$(dpkg --print-architecture)" \
"/usr/share/keyrings/helm.gpg" \
"https://baltocdn.com/helm/stable/debian/" \
> "/etc/apt/sources.list.d/$BASHTARD_PLAYBOOK.list"
apt update
;;
esac
info "$BASHTARD_PLAYBOOK" "Installing additional programs"
pkg install helm
info "$BASHTARD_PLAYBOOK" "Writing config.yaml for k3s"
mkdir -pv -- /etc/rancher/k3s
cat <<-EOF > /etc/rancher/k3s/config.yaml
node-name: "${BASHTARD_PLATFORM[fqdn]}"
cluster-cidr: 172.19.0.0/16
service-cidr: 172.20.0.0/16
cluster-domain: cluster.local
EOF
info "$BASHTARD_PLAYBOOK" "Installing k3s"
curl -sfL https://get.k3s.io | sh - # I hate this
notice "$BASHTARD_PLAYBOOK" "Creating data directories"
mkdir -pv -- "$(playbook_path "data")/manifests.d"
mkdir -pv -- "$(playbook_path "data")/helm.d"
notice "$BASHTARD_PLAYBOOK" "Waiting for node to become available"
{ grep -q -m 1 "${BASHTARD_PLATFORM[fqdn]}[[:space:]]\+Ready"; kill $!; } < <(k3s kubectl get node -w)
playbook_sync
}
playbook_sync() {
local data
local helm_cmd
local kubeconfig
local manifest_prefix
local values
data="$(playbook_path "data")"
kubeconfig="$(config "fs.etcdir")/rancher/k3s/k3s.yaml"
manifest_prefix="$(config "$BASHTARD_PLAYBOOK.manifest-prefix" "")"
notice "$BASHTARD_PLAYBOOK/manifests" "Applying manifests.d"
kubectl --kubeconfig "$kubeconfig" apply --recursive --filename "$data/manifests.d/$manifest_prefix"
notice "$BASHTARD_PLAYBOOK/helm" "Ensure all Helm repos exist"
while read -r repo
do
helm repo add "$repo" "$(config "$BASHTARD_PLAYBOOK.helm.repos.$repo.url")"
done < <(config_subkeys "$BASHTARD_PLAYBOOK.helm.repos")
notice "$BASHTARD_PLAYBOOK/helm" "Updating Helm repository contents"
helm repo update
notice "$BASHTARD_PLAYBOOK/helm" "Upgrading Helm charts"
while read -r app
do
helm_cmd=(
"helm" "upgrade"
"--install"
"--kubeconfig" "$kubeconfig"
"--timeout" "$(config "$BASHTARD_PLAYBOOK.helm.timeout" "30s")"
"--namespace" "$(config "$BASHTARD_PLAYBOOK.helm.apps.$app.namespace" "default")"
)
# Add values
values="$(config "$BASHTARD_PLAYBOOK.helm.apps.$app.values" "")"
if [[ -n "$values" ]]
then
helm_cmd+=("--values" "$data/helm.d/$values")
fi
# Set which chart to upgrade
helm_cmd+=("$app")
helm_cmd+=("$(config "$BASHTARD_PLAYBOOK.helm.apps.$app.chart")")
notice "$BASHTARD_PLAYBOOK/helm/$app" "> ${helm_cmd[*]}"
${helm_cmd[@]} > /dev/null
unset helm_cmd
unset values
done < <(config_subkeys "$BASHTARD_PLAYBOOK.helm.apps")
}
playbook_del() {
/usr/local/bin/k3s-uninstall.sh
}
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