From 32322960234c8ec91e0d42835a3ec5ee63305070 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 2 Feb 2019 11:00:00 +0100
Subject: Adding upstream version 20190202.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 system-boot/components/9990-netbase.sh | 139 +++++++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100755 system-boot/components/9990-netbase.sh

(limited to 'system-boot/components/9990-netbase.sh')

diff --git a/system-boot/components/9990-netbase.sh b/system-boot/components/9990-netbase.sh
new file mode 100755
index 0000000..bae858a
--- /dev/null
+++ b/system-boot/components/9990-netbase.sh
@@ -0,0 +1,139 @@
+#!/bin/sh
+
+#set -e
+
+Netbase ()
+{
+	if [ -n "${NONETWORKING}" ]
+	then
+		return
+	fi
+
+	log_begin_msg "Preconfiguring networking"
+
+	IFFILE="/root/etc/network/interfaces"
+	if [ -L /root/etc/resolv.conf ] ; then
+		# assume we have resolvconf
+		DNSFILE="/root/etc/resolvconf/resolv.conf.d/base"
+	else
+		DNSFILE="/root/etc/resolv.conf"
+	fi
+
+	if [ "${STATICIP}" = "frommedia" ] && [ -e "${IFFILE}" ]
+	then
+		# will use existent /etc/network/interfaces
+		log_end_msg
+		return
+	fi
+
+cat > "${IFFILE}" << EOF
+auto lo
+iface lo inet loopback
+
+EOF
+
+	udevadm trigger
+	udevadm settle
+
+	if [ -z "${NETBOOT}" ] && [ -n "${STATICIP}" ] && [ "${STATICIP}" != "frommedia" ]
+	then
+		parsed=$(echo "${STATICIP}" | sed -e 's|,| |g')
+
+		for ifline in ${parsed}
+		do
+			ifname="$(echo ${ifline} | cut -f1 -d ':')"
+			ifaddress="$(echo ${ifline} | cut -f2 -d ':')"
+			ifnetmask="$(echo ${ifline} | cut -f3 -d ':')"
+			ifgateway="$(echo ${ifline} | cut -f4 -d ':')"
+			nameserver="$(echo ${ifline} | cut -f5 -d ':')"
+
+cat >> "${IFFILE}" << EOF
+allow-hotplug ${ifname}
+iface ${ifname} inet static
+    address ${ifaddress}
+    netmask ${ifnetmask}
+EOF
+
+			if [ -n "${ifgateway}" ]
+			then
+
+cat >> "${IFFILE}" << EOF
+    gateway ${ifgateway}
+
+EOF
+
+			fi
+
+			if [ -n "${nameserver}" ]
+			then
+				if [ -e "${DNSFILE}" ]
+				then
+					grep -v ^nameserver "${DNSFILE}" > "${DNSFILE}.tmp"
+					mv "${DNSFILE}.tmp" "${DNSFILE}"
+				fi
+
+				echo "nameserver ${nameserver}" >> "${DNSFILE}"
+			fi
+		done
+	else
+		if [ -n "${NODHCP}" ]
+		then
+			# force DHCP off
+			method="manual"
+		elif [ -z "${NETBOOT}" ] || [ -n "${DHCP}" ]
+		then
+			# default, dhcp assigned
+			method="dhcp"
+		else
+			# make sure that the preconfigured interface would not get reassigned by dhcp
+			# on startup by ifup script - otherwise our root fs might be disconnected!
+			method="manual"
+		fi
+
+		# iterate the physical interfaces and add them to the interfaces list and also add when ethdevice= called on cmdline
+		if [ "${method}" != dhcp ] || ([ ! -x /root/usr/sbin/NetworkManager ] && [ ! -x /root/usr/sbin/wicd ]) || [ ! -z "${ETHDEVICE}" ]
+		then
+			for interface in /sys/class/net/eth* /sys/class/net/ath* /sys/class/net/wlan* /sys/class/net/en*
+			do
+				[ -e ${interface} ] || continue
+				i="$(basename ${interface})"
+
+cat >> "${IFFILE}" << EOF
+allow-hotplug ${i}
+iface ${i} inet ${method}
+
+EOF
+
+			done
+		fi
+
+		if [ ! -f "${DNSFILE}" ] || [ -z "$(cat ${DNSFILE})" ]
+		then
+			if [ -f /netboot.config ]
+			then
+				# create a resolv.conf if it is not present or empty
+				cp /netboot.config /root/var/log/netboot.config
+
+				rc_search=$(cat netboot.config | awk '/domain/ { print $3 }')
+				rc_server0="$(cat netboot.config | awk '/dns0/ { print $5 }')"
+
+cat > $DNSFILE << EOF
+search ${rc_search}
+domain ${rc_search}
+nameserver ${rc_server0}
+EOF
+
+				rc_server1=$(cat netboot.config | awk '/dns0/ { print $8 }')
+
+				if [ "${rc_server1}" != "0.0.0.0" ]
+				then
+					echo "nameserver ${rc_server1}" >> $DNSFILE
+				fi
+
+				cat $DNSFILE >> /root/var/log/netboot.config
+			fi
+		fi
+	fi
+
+	log_end_msg
+}
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