Added the console mode (default to "console") and dry run options.
This commit is contained in:
@@ -5,32 +5,37 @@ set -euo pipefail
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# Check if docopts is installed (for Bash)
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if ! command -v docopts &> /dev/null; then
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echo "❌ Error: 'docopts' is required for Bash." >&2
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echo "Install it with: wget https://raw.githubusercontent.com/docopt/docopts/master/docopts && chmod +x docopts && sudo mv docopts /usr/local/bin/" >&2
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echo "See https://github.com/docopt/docopts to install it." >&2
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exit 1
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fi
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# --- Usage and Documentation ---
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usage="Usage:
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usage="Create and configure an LXC container on a remote Proxmox VE 9 server.
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Usage:
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$0 <short_name> [options]
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Options:
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-h, --help Show this message.
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-t, --template TEMPLATE LXC template (e.g., local:vztmpl/nixos-unstable-amd64-default_20260428_0830-rootfs.tar.gz).
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-r, --rootfs-size SIZE Root filesystem size (e.g., 8G).
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-t, --template TEMPLATE LXC template (e.g. local:vztmpl/nixos-unstable).
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-r, --rootfs-size SIZE Root filesystem size (e.g. 8G).
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-c, --cores CORES Number of CPU cores.
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-m, --memory MEMORY RAM in MiB.
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-s, --swap SWAP Swap in MiB.
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-p, --password PASSWORD Root password for the container.
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-b, --bridge BRIDGE Network bridge (e.g., vmbr0).
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-v, --vlan VLAN VLAN tag (e.g., tag=10).
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-b, --bridge BRIDGE Network bridge (e.g. vmbr0).
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-v, --vlan VLAN VLAN tag (e.g. tag=10).
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-d, --domain DOMAIN DNS domain.
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-u, --unprivileged UNPRIV Unprivileged container (0 or 1).
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-i, --ip IP Static IP (e.g., 192.168.1.100/24).
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--pve-host HOST Proxmox host (e.g., pve).
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-i, --ip IP Static IP (e.g. 192.168.1.100/24).
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-C, --cmode CMODE Console mode (console or tty). Default: console.
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-T, --tags TAGS Tags for the container (optional).
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--pve-host HOST Proxmox host (e.g. pve).
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--pve-user USER Proxmox user (default: admin).
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--pve-port PORT SSH port for Proxmox (default: 22).
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--pve-password PASSWORD Password for SSH authentication on Proxmox.
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--pve-ssh-key KEY SSH key file for authentication (e.g., ~/.ssh/id_admin).
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--pve-ssh-key KEY SSH key file for authentication.
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--dry-run Simulate container creation without execution.
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"
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# --- Default Parameters (Environment Variables) ---
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@@ -40,9 +45,10 @@ PVE_USER="${PVE_USER:-admin}"
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PVE_PORT="${PVE_PORT:-22}"
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PVE_PASSWORD="${PVE_PASSWORD:-}"
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PVE_SSH_KEY="${PVE_SSH_KEY:-}"
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DRY_RUN="${DRY_RUN:-false}"
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# LXC Container
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TEMPLATE="${TEMPLATE:-local:vztmpl/nixos-unstable-amd64-default_20260428_0830-rootfs.tar.gz}"
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TEMPLATE="${TEMPLATE:-local:vztmpl/nixos-unstable-amd64-default_20260428}"
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ROOTFS_SIZE="${ROOTFS_SIZE:-8G}"
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CORES="${CORES:-2}"
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MEMORY="${MEMORY:-2048}"
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@@ -53,6 +59,8 @@ VLAN="${VLAN:-}"
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DOMAIN="${DOMAIN:-lagraula.fr}"
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UNPRIVILEGED="${UNPRIVILEGED:-0}"
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IP="${IP:-}"
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CMODE="${CMODE:-console}"
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TAGS="${TAGS:-}"
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# --- Parse Arguments with docopts (Lowest Priority) ---
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args=$(docopts -h "$usage" : "$@")
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@@ -66,7 +74,7 @@ if [ -z "$SHORT_NAME" ]; then
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exit 1
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fi
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# --- Override with /etc/nixos-infra/hosts/<short_name> (Medium Priority) ---
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# --- Override with /etc/nixos-infra/hosts/<short_name> (Medium Priority)
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if [ -f "/etc/nixos-infra/hosts/$SHORT_NAME" ]; then
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echo "📄 Applying parameters from /etc/nixos-infra/hosts/$SHORT_NAME..."
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set -a
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@@ -96,7 +104,8 @@ fi
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if [ -z "$TEMPLATE" ] || [ -z "$ROOTFS_SIZE" ] || [ -z "$CORES" ] || \
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[ -z "$MEMORY" ] || [ -z "$SWAP" ] || [ -z "$PASSWORD" ] || \
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[ -z "$BRIDGE" ] || [ -z "$DOMAIN" ] || [ -z "$UNPRIVILEGED" ] || \
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[ -z "$PVE_HOST" ] || [ -z "$PVE_USER" ] || [ -z "$PVE_PORT" ]; then
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[ -z "$CMODE" ] || [ -z "$PVE_HOST" ] || [ -z "$PVE_USER" ] || \
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[ -z "$PVE_PORT" ]; then
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echo "❌ Error: One or more critical parameters are missing." >&2
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exit 1
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fi
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@@ -104,7 +113,7 @@ fi
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# Authentication Validation
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if [ -z "$PVE_PASSWORD" ]; then
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if [ -z "$PVE_SSH_KEY" ]; then
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echo "❌ Error: No authentication parameter (password or SSH key) is defined." >&2
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echo "❌ Error: No authentication parameter is defined." >&2
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exit 1
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elif [ ! -f "$PVE_SSH_KEY" ]; then
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echo "❌ Error: SSH key file '$PVE_SSH_KEY' does not exist." >&2
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@@ -115,12 +124,11 @@ fi
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# --- SSH Connection to Proxmox Server ---
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run_proxmox() {
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local ssh_cmd="ssh -p $PVE_PORT"
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# Priority to SSH key if it is provided and exists
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if [ -n "$PVE_SSH_KEY" ] && [ -f "$PVE_SSH_KEY" ]; then
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ssh_cmd="$ssh_cmd -i $PVE_SSH_KEY"
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else
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# Use password if SSH key is not available
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ssh_cmd="$ssh_cmd -o PreferredAuthentications=password -o StrictHostKeyChecking=no"
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ssh_cmd="$ssh_cmd -o PreferredAuthentications=password \
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-o StrictHostKeyChecking=no"
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fi
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$ssh_cmd "$PVE_USER@$PVE_HOST" "$1"
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}
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@@ -136,10 +144,27 @@ fi
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# --- Container Creation ---
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echo "🚀 Creating LXC container $SHORT_NAME on $PVE_HOST..."
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LXC_ID=$(run_proxmox "pct create $ROOTFS_SIZE $TEMPLATE --cores $CORES --memory $MEMORY --swap $SWAP --hostname $SHORT_NAME.$DOMAIN --password $PASSWORD --unprivileged $UNPRIVILEGED --net0 $NET_OPTS --onboot 1" | grep -oP '\d+')
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CREATE_CMD="pct create $ROOTFS_SIZE $TEMPLATE --cores $CORES \
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--memory $MEMORY --swap $SWAP --hostname $SHORT_NAME.$DOMAIN \
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--password $PASSWORD --unprivileged $UNPRIVILEGED --net0 $NET_OPTS \
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--onboot 1 --cmode $CMODE"
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if [ -n "$TAGS" ]; then
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CREATE_CMD="$CREATE_CMD --tags $TAGS"
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fi
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# Display the command (with password masked)
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DISPLAY_CMD=$(echo "$CREATE_CMD" |
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sed "s/--password [^ ]*/--password \*\*\*\*\*/g")
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echo "🔧 Command to execute on $PVE_HOST: $DISPLAY_CMD"
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# Execute or simulate
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if [ "$DRY_RUN" = "true" ]; then
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echo "🧪 Dry run: Skipping actual execution."
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else
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LXC_ID=$(run_proxmox "$CREATE_CMD" | grep -oP '\d+')
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if [ -z "$LXC_ID" ]; then
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echo "❌ Error: Failed to create the container." >&2
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exit 1
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fi
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echo "✅ LXC container $SHORT_NAME created successfully (ID: $LXC_ID)."
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fi
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