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authorBill Nottingham <notting@redhat.com>2006-02-28 23:43:04 +0000
committerBill Nottingham <notting@redhat.com>2006-02-28 23:43:04 +0000
commita47b5d0d87dcd789baa6449eb62ead41645e96c6 (patch)
tree4c232654526fe9cf42f041d565662e0c450c3c4e /sysconfig/network-scripts/network-functions
parent9b704b94a6b5902a045c63eebbb5109bed864615 (diff)
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array variables are bad. use $IFS with '/', as that is illegal in
net device names. coalesce some things into a function.
Diffstat (limited to 'sysconfig/network-scripts/network-functions')
-rw-r--r--sysconfig/network-scripts/network-functions28
1 files changed, 18 insertions, 10 deletions
diff --git a/sysconfig/network-scripts/network-functions b/sysconfig/network-scripts/network-functions
index accff4bd..3e3e4518 100644
--- a/sysconfig/network-scripts/network-functions
+++ b/sysconfig/network-scripts/network-functions
@@ -25,6 +25,11 @@ get_config_by_hwaddr ()
LANG=C grep -il "^[[:space:]]*HWADDR=${1}\([[:space:]]\+\|#\+\|$\)" /etc/sysconfig/network-scripts/ifcfg-*
}
+get_device_by_hwaddr ()
+{
+ LANG=C ip -o link | grep -v link/ieee802.11 | awk -F ': ' -vIGNORECASE=1 "/$1/ { print \$2 }"
+}
+
need_config ()
{
CONFIG="ifcfg-${1}"
@@ -157,30 +162,33 @@ do_netreport ()
# rename_device() - Rename a network device to something else
# $1 - desired name
-# $2 - hardware address to name
-# $3 - Array variable - list of devices that are already in use
+# $2 - hardware address to name (no longer used)
+# $3 - '/' separated list of devices that are already in use
# (for general calls, use the current device you're trying to
# change to $1)
rename_device()
{
- local devs=$3
-
- /sbin/ip link set "${devs[0]}" name "$1" 2>/dev/null || {
+ local target=${3##*/}
+
+ /sbin/ip link set "$target" name "$1" || {
local hw2=`get_hwaddr ${1}`
local nconfig=`get_config_by_hwaddr ${hw2}`
+ local curdev=`get_device_by_hwaddr ${hw2}`
local dev=
if [ -n "$nconfig" ]; then
dev=$(. $nconfig ; echo $DEVICE)
- for device in "${devs[@]}" ; do
+ oldifs=$IFS
+ IFS=/
+ for device in $3 ; do
[ "$dev" = "$device" ] && unset dev
done
+ IFS=$oldifs
fi
[ -z "$dev" ] && dev=dev$RANDOM
- devs[${#devs[@]}]=$1
- rename_device $dev $hw2 $devs
- /sbin/ip link set "${devs[0]}" name $1 2>/dev/null
+ rename_device $dev $hw2 "$3/$curdev"
+ /sbin/ip link set "$target" name $1
}
}
@@ -200,7 +208,7 @@ is_available ()
# trying to rename it:
configure_ccwgroup_device
if [ -n "$HWADDR" ]; then
- local curdev=`ip -o link | grep -v link/ieee802.11 | awk -F ': ' -vIGNORECASE=1 "/$HWADDR/ { print \\$2 }"`
+ local curdev=`get_device_by_hwaddr "$HWADDR"`
if [ -z "$curdev" ]; then
return 1
fi