diff options
Diffstat (limited to 'builder/modules.d/slx-network/scripts/udhcpc-trigger.stage3')
| -rwxr-xr-x | builder/modules.d/slx-network/scripts/udhcpc-trigger.stage3 | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/builder/modules.d/slx-network/scripts/udhcpc-trigger.stage3 b/builder/modules.d/slx-network/scripts/udhcpc-trigger.stage3 deleted file mode 100755 index d54939a8..00000000 --- a/builder/modules.d/slx-network/scripts/udhcpc-trigger.stage3 +++ /dev/null @@ -1,140 +0,0 @@ -#!/bin/bash -# -# This script is triggered by udhcpc in stage3 and handle the -# DHCP information given as parameters - -{ -# for debugging -set -x -NETWORK_CONF="/run/openslx/network.conf" -. "$NETWORK_CONF" - -MAIN_NETIF="$SLX_PXE_NETIF" -[ -n "$SLX_VLAN_ID" ] && MAIN_NETIF="${SLX_PXE_NETIF}.${SLX_VLAN_ID}" -[ -n "$SLX_BRIDGE" ] && MAIN_NETIF="$SLX_BRIDGE" -readonly MAIN_NETIF - -if [ "x$1" != "xbound" -a "x$1" != "xrenew" ] \ - || [ "x$interface" != "x${MAIN_NETIF}" ] \ - || [ -z "$ip" ]; then - exit 0 -fi - -## -## CORE NETWORK CONFIGURATION -## -## > IP, subnet, route - -# If we already got an IP from KCL, see if it differs, and remove first if so -# We just try to prevent everything from breaking if the DHCP server doesn't -# objey the renew request by the client and hands out a new address -if [ -n "$SLX_PXE_CLIENT_IP" ]; then - #...some address is already configured... - if [ "x${SLX_PXE_CLIENT_IP}" != "x${ip}" ]; then - #...it's a different one, reconfigure... - echo "..reconfiguring ${SLX_PXE_CLIENT_IP} to ${ip}.." - # remove default route and let it be added again below, as it might get lost when changing the primary address on the interface - ip route del default 2>/dev/null - ip addr del "$SLX_PXE_CLIENT_IP" dev "${interface}" 2>/dev/null - ip addr add "${ip}/$(ipcalc -s -p "${ip}" "${subnet}" | sed s/.*=//)" dev "${interface}" - fi -else - #...no address configured yet, just add... - echo "..adding ${ip}.." - ip addr add "${ip}/$(ipcalc -s -p "${ip}" "${subnet}" | sed s/.*=//)" dev "${interface}" -fi -echo "SLX_DHCP_CLIENT_IP='$ip'" >> "$NETWORK_CONF" - -# Same procedure for default gateway -if [ -n "${router}" ]; then - if [ -s "$SLX_PXE_GATEWAY" ]; then - if [ "x${SLX_PXE_GATEWAY}" != "x${router}" ]; then - echo "..reconfiguring default gw from ${SLX_PXE_GATEWAY} to ${router}.." - ip route replace default via "$router" - fi - else - ip route add default via "$router" - fi - echo "SLX_DHCP_GATEWAY='$router'" >> "$NETWORK_CONF" -fi - -## -## ADDITIONAL NETWORK CONFIGURATION -## -## > DNS, domain, hostname - -rm -f -- "/etc/resolv.conf" - -# DNS/domain? -if [ -n "$dns" ]; then - echo "..got DNS.." - echo "# From DHCP in stage 3.1" >> "$NETWORK_CONF" - echo "SLX_DNS='$dns'" >> "$NETWORK_CONF" -fi -for srv in $dns; do - echo "nameserver $srv" >> "/etc/resolv.conf" -done -if [ -z "$domain" ]; then - # try to get domain via reverse lookup if empty - echo "..trying to get domain via DNS, as DHCP didn't supply one.." - fqdn=$(timeout -t 3 nslookup "$ip" | grep -E "^Address +[0-9]+: +$ip " | head -n 1 | awk '{print $4}') - domain="${fqdn#*.}" -fi -# Add domain to list of search domains if not in there yet -if [ -n "$domain" ] && [ -n "$search" ]; then - FOUND=no - for sd in $search; do - [ "x$sd" = "x$domain" ] && FOUND=yes - done - [ "$FOUND" = "no" ] && search="$domain $search" -elif [ -n "$domain" ]; then - search="$domain" -fi -# Write out -if [ -n "$domain" ]; then - echo "domain $domain" >> "/etc/resolv.conf" - echo "SLX_NET_DOMAIN='$domain'" >> "/run/openslx/network.conf" -fi -if [ -n "$search" ]; then - echo "search $search" >> "/etc/resolv.conf" - echo "SLX_NET_SEARCH='$search'" >> "/run/openslx/network.conf" -fi - -if [ -n "$ntpsrv" ]; then - echo "SLX_DHCP_NTP='$ntpsrv'" >> "/run/openslx/network.conf" -fi - -# Hostname -# Ignore hostname/fqdn it if hostname was forced per KCL. -if [ -n "$SLX_PXE_HOSTNAME" ]; then - echo "Hostname set via KCL, ignoring DHCP hostname: '$hostname'" - hostname="$SLX_PXE_HOSTNAME" -else - if [ -z "$hostname" ]; then - # as with domain, if there's no hostname, try to get via DNS - echo "..trying to get hostname via DNS, as DHCP didn't supply one.." - [ -z "$fqdn" ] && fqdn=$(timeout -t 3 nslookup "$ip" | grep -E "^Address +[0-9]+: +$ip " | head -n 1 | awk '{print $4}') - hostname="${fqdn%%.*}" - elif [ -n "$domain" ]; then - fqdn="${hostname}.${domain%% *}" # in case domain is a list - fi -fi - -if [ -z "$hostname" ]; then - # no fallback hostname from DNS, use IP address - hostname="${ip//./-}" -fi - -if [ -n "$hostname" ]; then - [ -z "$fqdn" ] && fqdn="$hostname" - echo "..setting hostname $hostname (fqdn: $fqdn).." - echo "$hostname" > "/proc/sys/kernel/hostname" - echo "$hostname" > "/etc/hostname" - echo "127.0.0.1 localhost" > "/etc/hosts" - echo "127.0.1.1 $fqdn $hostname" >> "/etc/hosts" - echo "SLX_HOSTNAME='$hostname'" >> "/run/openslx/network.conf" -fi - -touch /.network -set +x -} &>> "/run/openslx/initramfs-udhcpc.log.$$" |