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install incl agent ready

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baschno
2025-12-22 20:41:06 +01:00
parent 7a54346331
commit 4f5a18c84c
3 changed files with 46 additions and 30 deletions
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43
01_Basic_Setup/justfile
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@@ -1,11 +1,12 @@
set fallback := true
export LOCAL_K8S_HOST := env("LOCAL_K8S_HOST", "")
export K8S_CONTEXT := env("K8S_CONTEXT", "")
export K8S_MASTER_NODE_NAME := env("K8S_MASTER_NODE_NAME", "")
export EXTERNAL_K8S_HOST := env("EXTERNAL_K8S_HOST", "")
export KEYCLOAK_HOST := env("KEYCLOAK_HOST", "")
export KEYCLOAK_REALM := env("KEYCLOAK_REALM", "buunstack")
export K8S_OIDC_CLIENT_ID := env('K8S_OIDC_CLIENT_ID', "k8s")
export K3S_ENABLE_REGISTRY := env("K3S_ENABLE_REGISTRY", "true")
export K3S_ENABLE_REGISTRY := env("K3S_ENABLE_REGISTRY", "false")
export SERVER_IP := env("K3S_SERVER_IP","192.168.178.45")
export AGENT_IP := env("K3S_AGENT_IP","192.168.178.75")
export USER := env("K3S_USER","basti")
@@ -26,20 +27,16 @@ install:
gum input --prompt="KUBECONFIG file: " --value="${HOME}/.kube/config" --width=100
)
context=$(
gum input --prompt="Context name: " --value="${LOCAL_K8S_HOST}" --width=100
gum input --prompt="Context name: " --value="${K8S_CONTEXT}" --width=100
)
fi
args=(
"install"
"--host" "${LOCAL_K8S_HOST}"
"--ip" "${SERVER_IP}"
"--tls-san" "${EXTERNAL_K8S_HOST}"
"--context" "${K8S_CONTEXT}"
"--host" "${K8S_MASTER_NODE_NAME}"
"--user" "${username}"
)
if [ -n "${context}" ]; then
args+=("--context" "${context}")
fi
if [ -n "${kubeconfig}" ]; then
mkdir -p "$(dirname "${kubeconfig}")"
@@ -74,31 +71,33 @@ install:
echo " localhost:30500"
echo ""
echo "Usage:"
echo " export DOCKER_HOST=ssh://${LOCAL_K8S_HOST}"
echo " export DOCKER_HOST=ssh://${K8S_MASTER_NODE_NAME}"
echo " docker build -t localhost:30500/myapp:latest ."
echo " docker push localhost:30500/myapp:latest"
echo " kubectl run myapp --image=localhost:30500/myapp:latest"
fi
echo "k3s cluster installed on ${LOCAL_K8S_HOST}."
echo "k3s cluster installed on ${K8S_MASTER_NODE_NAME}."
uninstall:
#!/bin/bash
set -euo pipefail
if gum confirm "Uninstall k3s from ${LOCAL_K8S_HOST}?"; then
if gum confirm "Uninstall k3s from ${K8S_MASTER_NODE_NAME}?"; then
echo "Removing content of Agent node..."
ssh "${AGENT_IP}" "/usr/local/bin/k3s-agent-uninstall.sh"
if gum confirm "Also remove Agent node at ${AGENT_IP}?"; then
echo "Removing Agent node at ${AGENT_IP}..."
ssh "${AGENT_IP}" "/usr/local/bin/k3s-agent-uninstall.sh"
fi
echo "Removing content of Server node..."
ssh "${SERVER_IP}" "/usr/local/bin/k3s-uninstall.sh"
ssh "${K8S_MASTER_NODE_NAME}" "/usr/local/bin/k3s-uninstall.sh"
echo "Cleaning up kubeconfig entries..."
cluster_name=$(kubectl config view -o json | jq -r ".contexts[] | select(.name == \"${LOCAL_K8S_HOST}\") | .context.cluster // empty")
user_name=$(kubectl config view -o json | jq -r ".contexts[] | select(.name == \"${LOCAL_K8S_HOST}\") | .context.user // empty")
if kubectl config get-contexts "${LOCAL_K8S_HOST}" &>/dev/null; then
kubectl config delete-context "${LOCAL_K8S_HOST}"
echo "Deleted context: ${LOCAL_K8S_HOST}"
cluster_name=$(kubectl config view -o json | jq -r ".contexts[] | select(.name == \"${K8S_CONTEXT}\") | .context.cluster // empty")
user_name=$(kubectl config view -o json | jq -r ".contexts[] | select(.name == \"${K8S_CONTEXT}\") | .context.user // empty")
if kubectl config get-contexts "${K8S_CONTEXT}" &>/dev/null; then
kubectl config delete-context "${K8S_CONTEXT}"
echo "Deleted context: ${K8S_CONTEXT}"
fi
if [ -n "${cluster_name}" ] && kubectl config get-clusters | grep -q "^${cluster_name}$"; then
kubectl config delete-cluster "${cluster_name}"
@@ -108,7 +107,7 @@ uninstall:
kubectl config delete-user "${user_name}"
echo "Deleted user: ${user_name}"
fi
echo "k3s cluster uninstalled from ${LOCAL_K8S_HOST}."
echo "k3s cluster uninstalled from ${K8S_CONTEXT}."
else
echo "Uninstallation cancelled." >&2
exit 1
@@ -131,4 +130,6 @@ add-agent:
echo "Running: k3sup ${args[*]}"
k3sup "${args[@]}"
echo "Agent node at ${new_agent_ip} added to cluster."