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Update provisioning documentation and scripts for improved Proxmox deployment</message>

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<message>Add a new step-by-step guide for deploying the CM4 eMMC provisioning service on a new Proxmox instance, enhancing clarity for users. Update existing documentation to reflect changes in network configuration options, including the introduction of LAN subnet settings for DHCP and TFTP. Modify cloud-init scripts to ensure proper management of DNS settings and improve the handling of network interfaces. Additionally, enhance the toggle script for network boot to dynamically read the LAN gateway from configuration files, streamlining the setup process and improving user experience.
This commit is contained in:
nearxos
2026-03-03 08:24:18 +02:00
parent 7dd9f2b74f
commit 123fd8748e
16 changed files with 500 additions and 33 deletions
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16
emmc-provisioning/lxc/toggle-network-boot-dhcp.sh
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@@ -3,11 +3,19 @@
# When disabled, TFTP is stopped and no boot server is advertised; DHCP still runs.
# Usage: toggle-network-boot-dhcp.sh enable | disable | status
# Run as root. Install to /opt/cm4-provisioning/toggle-network-boot-dhcp.sh
# LAN gateway for TFTP/next-server is read from /opt/cm4-provisioning/lan-subnet.conf (written by deploy-to-proxmox.sh).
set -e
PXE_CONF="/etc/dnsmasq.d/network-boot-pxe.conf"
MAIN_CONF="/etc/dnsmasq.d/network-boot.conf"
LAN_CONF="/opt/cm4-provisioning/lan-subnet.conf"
if [[ -f "$LAN_CONF" ]]; then
source "$LAN_CONF"
else
LAN_GW="10.20.50.1"
fi
# Remove enable-tftp / tftp-root from main config if present (legacy; these belong in PXE conf)
cleanup_main_conf() {
if [ -f "$MAIN_CONF" ] && grep -q 'enable-tftp\|tftp-root' "$MAIN_CONF" 2>/dev/null; then
@@ -18,19 +26,19 @@ cleanup_main_conf() {
case "${1:-}" in
enable)
cleanup_main_conf
cat > "$PXE_CONF" << 'EOF'
cat > "$PXE_CONF" << EOF
# PXE/network boot ENABLED - managed by toggle-network-boot-dhcp.sh
# TFTP server (only active when network boot is enabled)
enable-tftp
tftp-root=/srv/tftpboot
# BOOTP fields (siaddr = TFTP server, filename = boot file)
dhcp-boot=start4cd.elf,,10.20.50.1
dhcp-boot=start4cd.elf,,${LAN_GW}
# DHCP options 66/67 (some PXE clients prefer these)
dhcp-option=66,10.20.50.1
dhcp-option=66,${LAN_GW}
dhcp-option=67,start4cd.elf
EOF
systemctl restart dnsmasq 2>/dev/null || service dnsmasq restart 2>/dev/null || true
echo "Network boot enabled."
echo "Network boot enabled (TFTP next-server: $LAN_GW)."
;;
disable)
cleanup_main_conf