wok annotate busybox/stuff/udhcp.script @ rev 20068
busybox/udhcpc6: update script (again)
| author | Pascal Bellard <pascal.bellard@slitaz.org> |
|---|---|
| date | Sat Sep 23 16:49:43 2017 +0200 (2017-09-23) |
| parents | 78a25960b7ef |
| children | 265e84f3feb6 |
| rev | line source |
|---|---|
| pascal@1770 | 1 #!/bin/sh |
| pascal@1770 | 2 |
| pascal@1770 | 3 # udhcpc script edited by Tim Riker <Tim@Rikers.org> |
| pascal@1770 | 4 |
| pascal@1770 | 5 [ -z "$1" ] && echo "Error: should be called from udhcpc" && exit 1 |
| pascal@1770 | 6 |
| pascal@10926 | 7 [ "$subnet" == "255.255.255.255" ] && subnet="255.255.0.0" # qemu/ipv6 weirdness |
| pascal@1770 | 8 RESOLV_CONF="/etc/resolv.conf" |
| pascal@1770 | 9 [ -n "$broadcast" ] && BROADCAST="broadcast $broadcast" |
| pascal@1770 | 10 [ -n "$subnet" ] && NETMASK="netmask $subnet" |
| pascal@20068 | 11 DEV="dev $interface" |
| pascal@1770 | 12 |
| pascal@10926 | 13 netfs() |
| pascal@10926 | 14 { |
| pascal@20065 | 15 grep -qe '\(:.* /\|httpfs\|nfs\|smbfs\|ncp\|coda\)' /proc/mounts |
| pascal@10926 | 16 } |
| pascal@10926 | 17 |
| pascal@20065 | 18 logger "$0 interface=$interface ip=$ip ipv6=$ipv6 broadcast=$broadcast subnet=$subnet ipv6prefix=$ipv6prefix router=$router domain=$domain dns=$dns fqdn=$fqdn $@" |
| pascal@12153 | 19 |
| pascal@20068 | 20 skip="$(sed "/skipdhcpip=/!d;s/.*skipdhcpip=\([^ ]*\).*/\1/" </proc/cmdline)" |
| pascal@20068 | 21 case " $skip " in *\ $ip\ *) exit 0;; esac |
| pascal@19065 | 22 |
| pascal@1770 | 23 case "$1" in |
| pascal@1770 | 24 deconfig) |
| pascal@20065 | 25 if !netfs; then |
| pascal@20065 | 26 ifconfig $interface 0.0.0.0 |
| pascal@20068 | 27 ip -6 addr flush $DEV |
| pascal@20065 | 28 fi |
| pascal@1770 | 29 for i in /etc/ipdown.d/*; do |
| pascal@4544 | 30 [ -x $i ] && $i $interface |
| pascal@1770 | 31 done |
| pascal@1770 | 32 ;; |
| pascal@1770 | 33 |
| pascal@1770 | 34 renew|bound) |
| pascal@20068 | 35 ipv6mask=${ipv6prefix#*/} |
| pascal@20068 | 36 [ -n "$ip" ] || ip=$ipv6 |
| pascal@20068 | 37 if [ ${ip/:/} == $ip ]; then |
| pascal@20065 | 38 ifconfig $interface $ip $BROADCAST $NETMASK |
| pascal@20065 | 39 else |
| pascal@20068 | 40 ip -6 addr add $ip/${ipv6mask:-64} $DEV |
| pascal@20065 | 41 fi |
| pascal@1770 | 42 |
| pascal@1770 | 43 if [ -n "$router" ] ; then |
| pascal@20068 | 44 while route del default gw 0.0.0.0 $DEV ; do |
| pascal@1770 | 45 : |
| pascal@1770 | 46 done |
| pascal@20068 | 47 t= |
| pascal@20068 | 48 [ ${ip/:/} != $ip ] && t="-A inet6" && ip -6 route flush $DEV |
| pascal@1770 | 49 metric=0 |
| pascal@1770 | 50 for i in $router ; do |
| pascal@20068 | 51 route $t add default gw $i $DEV metric $((metric++)) |
| pascal@20068 | 52 done |
| pascal@20068 | 53 fi 2>/dev/null |
| pascal@1770 | 54 |
| pascal@20068 | 55 echo -en ${domain:+search $domain \\n} > $RESOLV_CONF |
| pascal@1770 | 56 for i in $dns ; do |
| pascal@20068 | 57 echo nameserver $i |
| pascal@20068 | 58 done >> $RESOLV_CONF |
| pascal@4544 | 59 [ "$1" == "bound" ] && for i in /etc/ipup.d/*; do |
| pascal@4544 | 60 [ -x $i ] && $i $interface $ip $dns |
| pascal@1770 | 61 done |
| pascal@1770 | 62 ;; |
| pascal@1770 | 63 esac |
| pascal@1770 | 64 |
| pascal@1770 | 65 exit 0 |