diff options
Diffstat (limited to 'playbooks.d/k3s-node/playbook.bash')
| -rw-r--r-- | playbooks.d/k3s-node/playbook.bash | 103 |
1 files changed, 80 insertions, 23 deletions
diff --git a/playbooks.d/k3s-node/playbook.bash b/playbooks.d/k3s-node/playbook.bash index f2ae8d6..bc041df 100644 --- a/playbooks.d/k3s-node/playbook.bash +++ b/playbooks.d/k3s-node/playbook.bash @@ -1,35 +1,81 @@ #!/usr/bin/env bash BASHTARD_PLAYBOOK_VARS[$BASHTARD_PLAYBOOK.entry.host]="required" -BASHTARD_PLAYBOOK_VARS[$BASHTARD_PLAYBOOK.entry.token]="required" +BASHTARD_PLAYBOOK_VARS[$BASHTARD_PLAYBOOK.internal-ip]="required" playbook_add() { - pkg install curl nfs-common open-iscsi + local host + local role + local token - info "$BASHTARD_PLAYBOOK" "Writing config.yaml for k3s" - mkdir -pv -- /etc/rancher/k3s - cat <<-EOF > /etc/rancher/k3s/config.yaml - node-ip: "$(config "$BASHTARD_PLAYBOOK.node-ip" "$(config "bashtard.ssh.host")")" - node-name: "${BASHTARD_PLATFORM[fqdn]}" - server: "https://$(config "$BASHTARD_PLAYBOOK.entry.host"):$(config "$BASHTARD_PLAYBOOK.entry.port" "6443")" - token: "$(config "$BASHTARD_PLAYBOOK.entry.token")" - EOF - - if [[ "$(config "$BASHTARD_PLAYBOOK.role")" == "server" ]] + host="$(config "$BASHTARD_PLAYBOOK.entry.host")" + role="$(config "$BASHTARD_PLAYBOOK.role" "agent")" + token="$(config "$BASHTARD_PLAYBOOK.entry.token" "")" + + pkg install curl + + # If token is not supplied manually, attempt to fetch it from the entry + # host over ssh + if [[ -z "$token" ]] then - cat <<-EOF >> /etc/rancher/k3s/config.yaml - cluster-cidr: "$(config "$BASHTARD_PLAYBOOK.cluster-cidr" "172.19.0.0/16")" - cluster-domain: "$(config "$BASHTARD_PLAYBOOK.cluster-domain" "cluster.local")" - service-cidr: "$(config "$BASHTARD_PLAYBOOK.service-cidr" "172.20.0.0/16")" - service-node-port-range: "$(config "$BASHTARD_PLAYBOOK.service-node-port-min" "30000")-$(config "$BASHTARD_PLAYBOOK.service-node-port-max" "32767")" - EOF + # Dealing with an IPv6 address, strip away the brackets + if [[ "${host:0:1}" == "[" && "${host: -1}" == "]" ]] + then + host="${host:1:-1}" + fi + + info "$BASHTARD_PLAYBOOK/add" "Attempting to fetch token from $host" + token="$(ssh "$host" -- cat /var/lib/rancher/k3s/server/token)" + fi + + if [[ -z "$token" ]] + then + emerg "$BASHTARD_PLAYBOOK/add" "No entry token found, set one with bashtard var -s $BASHTARD_PLAYBOOK.entry.token <value>" + return 1 fi - info "$BASHTARD_PLAYBOOK" "Installing k3s" - curl -sfL https://get.k3s.io | sh -s - "$(config "$BASHTARD_PLAYBOOK.role" "agent")" + info "$BASHTARD_PLAYBOOK/add" "Writing config.yaml for k3s" + mkdir -pv -- /etc/rancher/k3s + { + cat <<-EOF + node-name: "${BASHTARD_PLATFORM[fqdn]}" + node-ip: "$(config "$BASHTARD_PLAYBOOK.internal-ip" "127.0.0.1")" + server: "https://$(config "$BASHTARD_PLAYBOOK.entry.host"):$(config "$BASHTARD_PLAYBOOK.entry.port" "6443")" + token: "$token" + EOF + + if [[ -n "$(config_subkeys "$BASHTARD_PLAYBOOK.flannel.interfaces")" ]] + then + printf "flannel-iface:\n" + + while read -r iface + do + printf -- "- \"%s\"\n" "$(config "$BASHTARD_PLAYBOOK.flannel.interfaces.$iface")" + done < <( config_subkeys "$BASHTARD_PLAYBOOK.flannel.interfaces" ) + fi - notice "$BASHTARD_PLAYBOOK" "Waiting for node to become available" - { grep -q -m 1 "${BASHTARD_PLATFORM[fqdn]}[[:space:]]\+Ready"; kill $!; } < <(k3s kubectl get node -w) + if [[ -n "$(config "$BASHTARD_PLAYBOOK.external-ip" "")" ]] + then + printf "%s: \"%s\"\n" "node-external-ip" "$(config "$BASHTARD_PLAYBOOK.external-ip" "")" + fi + + if [[ "$role" == "server" ]] + then + info "$BASHTARD_PLAYBOOK/add" "Node is a server, adding master configuration" + cat <<-EOF >> /etc/rancher/k3s/config.yaml + cluster-cidr: "$(config "$BASHTARD_PLAYBOOK.cluster-cidr" "172.19.0.0/16")" + cluster-domain: "$(config "$BASHTARD_PLAYBOOK.cluster-domain" "cluster.local")" + service-cidr: "$(config "$BASHTARD_PLAYBOOK.service-cidr" "172.20.0.0/16")" + service-node-port-range: "$(config "$BASHTARD_PLAYBOOK.service-node-port-min" "30000")-$(config "$BASHTARD_PLAYBOOK.service-node-port-max" "32767")" + flannel-ipv6-masq: true + disable: + - traefik + EOF + fi + } > "$(config "fs.etcdir")/rancher/k3s/config.yaml" + + info "$BASHTARD_PLAYBOOK/add" "Installing k3s" + curl -sfL https://get.k3s.io | sh -s - "$role" } playbook_sync() { @@ -37,5 +83,16 @@ playbook_sync() { } playbook_del() { - /usr/local/bin/k3s-uninstall.sh + local role + + role="$(config "$BASHTARD_PLAYBOOK.role" "agent")" + + case "$role" in + server) + /usr/local/bin/k3s-uninstall.sh + ;; + agent) + /usr/local/bin/k3s-agent-uninstall.sh + ;; + esac } |