Adding debian version 2.0~a1-1.
[debian-live-boot/hramrach.git] / scripts / live-bottom / 23networking
blobd73f63bee5eb9dea63c4fdcd807f6217cd1ee6d1
1 #!/bin/sh
3 #set -e
5 # initramfs-tools header
7 PREREQ=""
9 prereqs()
11 echo "${PREREQ}"
14 case "${1}" in
15 prereqs)
16 prereqs
17 exit 0
19 esac
21 # live-boot header
23 if [ -n "${NONETWORKING}" ]
24 then
25 exit 0
28 . /scripts/live-functions
30 log_begin_msg "Preconfiguring networking"
32 # live-boot script
34 IFFILE="/root/etc/network/interfaces"
36 if [ "${STATICIP}" = "frommedia" -a -e "${IFFILE}" ]
37 then
38 # will use existent /etc/network/interfaces
39 log_end_msg
40 exit 0
43 cat > "${IFFILE}" << EOF
44 auto lo
45 iface lo inet loopback
47 EOF
49 udevadm trigger
50 udevadm settle
52 if [ -z "${NETBOOT}" -a -n "${STATICIP}" -a "${STATICIP}" != "frommedia" ]
53 then
54 parsed=$(echo "${STATICIP}" | sed -e 's/:/ /g')
56 for ifline in ${parsed}
58 ifname="$(echo ${ifline} | cut -f1 -d ',')"
59 ifaddress="$(echo ${ifline} | cut -f2 -d ',')"
60 ifnetmask="$(echo ${ifline} | cut -f3 -d ',')"
61 ifgateway="$(echo ${ifline} | cut -f4 -d ',')"
63 cat >> "${IFFILE}" << EOF
64 auto ${ifname}
65 iface ${ifname} inet static
66 address ${ifaddress}
67 netmask ${ifnetmask}
68 gateway ${ifgateway}
70 EOF
72 done
73 else
74 if [ -z "${NETBOOT}" ]
75 then
76 # default, dhcp assigned
77 method="dhcp"
78 else
79 # make sure that the preconfigured interface would not get reassigned by dhcp
80 # on startup by ifup script - otherwise our root fs might be disconnected!
81 method="manual"
84 # iterate the physical interfaces and add them to the interfaces list
85 if [ "${method}" != dhcp ] || ([ ! -x /root/usr/sbin/NetworkManager ] && [ ! -x /root/usr/sbin/wicd ])
86 then
87 for interface in /sys/class/net/eth* /sys/class/net/ath* /sys/class/net/wlan*
89 [ -e ${interface} ] || continue
90 i="$(basename ${interface})"
92 cat >> "${IFFILE}" << EOF
93 auto ${i}
94 iface ${i} inet ${method}
96 EOF
98 done
101 if [ ! -f /root/etc/resolv.conf ] || [ -z "$(cat /root/etc/resolv.conf)" ]
102 then
103 if [ -f /netboot.config ]
104 then
105 # create a resolv.conf if it is not present or empty
106 cp /netboot.config /root/var/log/netboot.config
108 rc_search=$(cat netboot.config | awk '/domain/{print $3}')
109 rc_server0=$(cat netboot.config | awk '/dns0/{print $5}')
110 rc_server1=$(cat netboot.config | awk '/dns0/{print $8}')
111 rc_server0="nameserver ${rc_server0}"
113 if [ "${rc_server1}" = "0.0.0.0" ]
114 then
115 rc_server1=""
116 else
117 rc_server1="nameserver ${rc_server1}"
120 cat > /root/etc/resolv.conf << EOF
121 # /etc/resolv.conf
122 # Autogenerated by live-boot
123 search ${rc_search}
124 domain ${rc_search}
125 ${rc_server0}
126 ${rc_server1}
129 cat /root/etc/resolv.conf >> /root/var/log/netboot.config
134 #if [ ! -x /root/usr/sbin/NetworkManager ]
135 #then
136 # for i in eth0 eth1 eth2 ath0 wlan0
137 # do
138 # grep -q "iface ${i}" ${IFFILE} && continue
140 #cat >> "${IFFILE}" << EOF
141 #auto ${i}
142 #iface ${i} inet dhcp
144 #EOF
146 # done
149 log_end_msg