66 lines
1.7 KiB
Bash
Executable file
66 lines
1.7 KiB
Bash
Executable file
#!/usr/bin/env bash
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# PXE Server VM Launch Script (Alpine Installation Mode)
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# Boots from Alpine ISO to install the PXE server
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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cd "$SCRIPT_DIR"
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MCAST_ADDR="230.0.0.1:1234"
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MAC_ADDR="52:54:00:00:00:01"
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DISK="pxe-server.qcow2"
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ISO="isos/alpine-virt-3.21.0-x86_64.iso"
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VNC_DISPLAY=":0"
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SERIAL_LOG="pxe-server-serial.log"
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# Check if ISO exists
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if [ ! -f "$ISO" ]; then
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echo "Error: ISO image $ISO not found"
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exit 1
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fi
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# Check if already running
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if pgrep -f "qemu-system-x86_64.*pxe-server" > /dev/null; then
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echo "PXE server VM is already running (PID: $(pgrep -f "qemu-system-x86_64.*pxe-server"))"
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exit 1
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fi
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echo "Starting PXE Server VM in installation mode..."
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echo " MAC (multicast): $MAC_ADDR"
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echo " Multicast network: $MCAST_ADDR"
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echo " ISO: $ISO"
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echo " VNC: $VNC_DISPLAY (port 5900)"
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echo " Serial log: $SERIAL_LOG"
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echo ""
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echo "After boot, login as root (no password) and run:"
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echo " setup-alpine"
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echo ""
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# Launch QEMU with:
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# - 2 vCPUs, 2GB RAM
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# - Multicast socket networking (for cluster nodes)
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# - User-mode networking (for internet access during installation)
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# - Boot from ISO
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# - Serial console for logging
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exec qemu-system-x86_64 \
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-name pxe-server \
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-machine type=q35,accel=kvm \
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-cpu host \
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-smp 2 \
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-m 2G \
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-drive file="$DISK",if=virtio,format=qcow2 \
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-cdrom "$ISO" \
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-boot d \
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-netdev socket,mcast="$MCAST_ADDR",id=mcast0 \
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-device virtio-net-pci,netdev=mcast0,mac="$MAC_ADDR" \
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-netdev user,id=user0 \
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-device virtio-net-pci,netdev=user0 \
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-vnc "$VNC_DISPLAY" \
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-serial "file:$SERIAL_LOG" \
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-daemonize
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echo "PXE Server VM started"
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echo "Connect via VNC: vncviewer localhost:5900"
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echo "Serial log: tail -f $SERIAL_LOG"
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