Files
wild-cloud/bin/wild-cluster-node-machine-config-generate
2025-06-30 09:16:21 -07:00

208 lines
6.7 KiB
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#\!/bin/bash
set -e
set -o pipefail
# Usage function
usage() {
echo "Usage: wild-cluster-node-machine-config-generate <node-ip>"
echo ""
echo "Generate Talos machine configuration for a specific registered node."
echo ""
echo "Arguments:"
echo " node-ip IP address of the registered node"
echo ""
echo "Options:"
echo " -h, --help Show this help message"
echo ""
echo "Examples:"
echo " wild-cluster-node-machine-config-generate 192.168.1.91"
echo " wild-cluster-node-machine-config-generate 192.168.1.100"
echo ""
echo "This script will:"
echo " - Generate initial cluster secrets if not present"
echo " - Use patch templates from the wild-cloud repository"
echo " - Create machine configuration for the specified node"
echo " - Generate patched config with node-specific hardware settings"
echo " - Update talosctl context with the node"
echo ""
echo "Requirements:"
echo " - Must be run from a wild-cloud directory"
echo " - Node must be registered (hardware detected) first"
echo " - Basic cluster configuration must be completed"
echo " - Patch templates must exist in WC_ROOT/setup/cluster-nodes/"
}
# Parse arguments
NODE_IP=""
while [[ $# -gt 0 ]]; do
case $1 in
-h|--help)
usage
exit 0
;;
-*)
echo "Unknown option $1"
usage
exit 1
;;
*)
if [ -z "$NODE_IP" ]; then
NODE_IP="$1"
else
echo "Unexpected argument: $1"
usage
exit 1
fi
shift
;;
esac
done
# Check if node IP was provided
if [ -z "$NODE_IP" ]; then
echo "Error: Node IP address is required"
usage
exit 1
fi
# Initialize Wild-Cloud environment
if [ -z "${WC_ROOT}" ]; then
print "WC_ROOT is not set."
exit 1
else
source "${WC_ROOT}/scripts/common.sh"
init_wild_env
fi
# Check required configuration
if [ -z "$(get_current_config "cluster.name")" ]; then
print_error "Basic cluster configuration is missing"
print_info "Run 'wild-setup' to configure your cluster"
exit 1
fi
# Function to ensure required directories exist in WC_HOME
ensure_required_directories() {
# Create output directories in WC_HOME for patch and final configs
mkdir -p "${WC_HOME}/setup/cluster-nodes/patch"
mkdir -p "${WC_HOME}/setup/cluster-nodes/final"
# Ensure the generated directory exists (for cluster secrets)
mkdir -p "${WC_HOME}/setup/cluster-nodes/generated"
}
# =============================================================================
# MACHINE CONFIG GENERATION
# =============================================================================
print_header "Talos Machine Config Generation"
# Ensure required directories exist in WC_HOME
ensure_required_directories
# Define directories
TEMPLATE_SOURCE_DIR="${WC_ROOT}/setup/cluster-nodes"
NODE_SETUP_DIR="${WC_HOME}/setup/cluster-nodes"
# Check if cluster has been initialized
if [ ! -f "${NODE_SETUP_DIR}/generated/secrets.yaml" ]; then
print_error "Cluster not initialized. Base cluster configuration is required."
print_info "Run 'wild-cluster-config-generate' first to generate cluster secrets and base configs"
exit 1
fi
# Get cluster configuration from config.yaml
CLUSTER_NAME=$(wild-config cluster.name)
VIP=$(wild-config cluster.nodes.control.vip)
print_info "Generating machine configuration for node: $NODE_IP"
print_info "Cluster: $CLUSTER_NAME"
# Check if the specified node is registered
NODE_INTERFACE=$(yq eval ".cluster.nodes.active.\"${NODE_IP}\".interface" "${WC_HOME}/config.yaml" 2>/dev/null)
NODE_DISK=$(yq eval ".cluster.nodes.active.\"${NODE_IP}\".disk" "${WC_HOME}/config.yaml" 2>/dev/null)
IS_CONTROL=$(yq eval ".cluster.nodes.active.\"${NODE_IP}\".control" "${WC_HOME}/config.yaml" 2>/dev/null)
if [ -z "$NODE_INTERFACE" ] || [ "$NODE_INTERFACE" = "null" ]; then
print_error "Node $NODE_IP is not registered in config.yaml"
print_info "Please register the node first by running node hardware detection:"
print_info " wild-node-detect $NODE_IP"
print_info "Or run 'wild-setup' to register nodes interactively"
exit 1
fi
# Determine node type
if [ "$IS_CONTROL" = "true" ]; then
NODE_TYPE="control"
print_success "Registered control plane node: $NODE_IP"
else
NODE_TYPE="worker"
print_success "Registered worker node: $NODE_IP"
fi
print_info "Node details:"
print_info " - Interface: $NODE_INTERFACE"
print_info " - Disk: $NODE_DISK"
print_info " - Type: $NODE_TYPE"
# Compile patch template for the specified node
print_info "Compiling patch template for $NODE_TYPE node $NODE_IP..."
if [ "$NODE_TYPE" = "control" ]; then
TEMPLATE_FILE="${TEMPLATE_SOURCE_DIR}/patch.templates/controlplane.yaml"
BASE_CONFIG="${NODE_SETUP_DIR}/generated/controlplane.yaml"
else
TEMPLATE_FILE="${TEMPLATE_SOURCE_DIR}/patch.templates/worker.yaml"
BASE_CONFIG="${NODE_SETUP_DIR}/generated/worker.yaml"
fi
# Use IP as the patch name and output config name
PATCH_FILE="${NODE_SETUP_DIR}/patch/${NODE_IP}.yaml"
OUTPUT_CONFIG="${NODE_SETUP_DIR}/final/${NODE_IP}.yaml"
# Check if the patch template exists
if [ ! -f "$TEMPLATE_FILE" ]; then
print_error "Patch template not found: $TEMPLATE_FILE"
print_info "Make sure the wild-cloud repository is properly set up"
exit 1
fi
# Create a temporary template with the node IP for gomplate processing
TEMP_TEMPLATE="/tmp/${NODE_IP//\//_}-$(date +%s).yaml"
sed "s/{{NODE_IP}}/${NODE_IP}/g" "$TEMPLATE_FILE" > "$TEMP_TEMPLATE"
cat "$TEMP_TEMPLATE" | wild-compile-template > "$PATCH_FILE"
rm -f "$TEMP_TEMPLATE"
# Generate final machine config for the specified node
print_info "Generating final machine configuration..."
talosctl machineconfig patch "$BASE_CONFIG" --patch @"$PATCH_FILE" -o "$OUTPUT_CONFIG"
# Update talosctl context with this node
print_info "Updating talosctl context..."
talosctl config node "$NODE_IP"
print_success "Machine configuration generated successfully!"
echo ""
print_info "Generated files:"
print_info " - Patch: $PATCH_FILE"
print_info " - Final config: $OUTPUT_CONFIG"
echo ""
print_info "Template used: ${TEMPLATE_FILE}"
echo ""
print_info "Next steps:"
echo " 1. Apply configuration to the node:"
echo " talosctl apply-config -i -n $NODE_IP -f $OUTPUT_CONFIG"
echo ""
if [ "$NODE_TYPE" = "control" ]; then
echo " 2. If this is your first control plane node, bootstrap it:"
echo " talosctl bootstrap -n $NODE_IP"
echo ""
echo " 3. Get kubeconfig when cluster is ready:"
echo " talosctl kubeconfig"
else
echo " 2. Node will join the cluster automatically after applying config"
fi
print_success "Machine config generation completed!"