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authorJo-Philipp Wich <jow@openwrt.org>2010-05-05 23:24:11 +0000
committerJo-Philipp Wich <jow@openwrt.org>2010-05-05 23:24:11 +0000
commit66ab73d01f264bd8d3043809d47ab071ad3670a0 (patch)
tree81c60ad8a22f3ba5116db855dc1a563c55f1b244 /package/base-files/files
parent731983969a1340b613db96111eb7371d57728dd6 (diff)
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base-files, ppp: remove protocol specific cleanup code from /sbin/ifdown and move it to protocol stop callbacks
SVN-Revision: 21383
Diffstat (limited to 'package/base-files/files')
-rwxr-xr-xpackage/base-files/files/lib/network/config.sh27
-rwxr-xr-xpackage/base-files/files/sbin/ifdown22
2 files changed, 22 insertions, 27 deletions
diff --git a/package/base-files/files/lib/network/config.sh b/package/base-files/files/lib/network/config.sh
index e64198b..80547b7 100755
--- a/package/base-files/files/lib/network/config.sh
+++ b/package/base-files/files/lib/network/config.sh
@@ -264,7 +264,6 @@ setup_interface() {
}
set_interface_ifname "$config" "$iface_main"
- pidfile="/var/run/$iface_main.pid"
[ -n "$proto" ] || config_get proto "$config" proto
case "$proto" in
static)
@@ -272,11 +271,14 @@ setup_interface() {
setup_interface_static "$iface_main" "$config"
;;
dhcp)
+ local lockfile="/var/lock/dhcp-$iface_main"
+ lock "$lockfile"
+
# prevent udhcpc from starting more than once
- lock "/var/lock/dhcp-$iface_main"
+ local pidfile="/var/run/dhcp-${iface_main}.pid"
local pid="$(cat "$pidfile" 2>/dev/null)"
- if [ -d "/proc/$pid" ] && grep udhcpc "/proc/${pid}/cmdline" >/dev/null 2>/dev/null; then
- lock -u "/var/lock/dhcp-$iface_main"
+ if [ -d "/proc/$pid" ] && grep -qs udhcpc "/proc/${pid}/cmdline"; then
+ lock -u "$lockfile"
else
local ipaddr netmask hostname proto1 clientid
config_get ipaddr "$config" ipaddr
@@ -292,7 +294,7 @@ setup_interface() {
local dhcpopts
[ ."$proto1" != ."$proto" ] && dhcpopts="-n -q"
$DEBUG eval udhcpc -t 0 -i "$iface_main" ${ipaddr:+-r $ipaddr} ${hostname:+-H $hostname} ${clientid:+-c $clientid} -b -p "$pidfile" ${dhcpopts:- -O rootpath -R &}
- lock -u "/var/lock/dhcp-$iface_main"
+ lock -u "$lockfile"
fi
;;
none)
@@ -329,6 +331,21 @@ setup_interface() {
stop_interface_dhcp() {
local config="$1"
+
+ local iface
+ config_get iface "$config" iface
+
+ local lock="/var/lock/dhcp-${iface}"
+ [ -f "$lock" ] && lock -u "$lock"
+
+ local pidfile="/var/run/dhcp-${iface}.pid"
+ local pid="$(cat "$pidfile" 2>/dev/null)"
+ [ -d "/proc/$pid" ] && {
+ grep -qs udhcpc "/proc/$pid/cmdline" && kill -TERM $pid && \
+ while grep -qs udhcpc "/proc/$pid/cmdline"; do sleep 1; done
+ rm -f "$pidfile"
+ }
+
uci -P /var/state revert "network.$config"
}
diff --git a/package/base-files/files/sbin/ifdown b/package/base-files/files/sbin/ifdown
index 8de414d..7c6a5b7 100755
--- a/package/base-files/files/sbin/ifdown
+++ b/package/base-files/files/sbin/ifdown
@@ -29,28 +29,6 @@ config_get iface "$cfg" device
# call interface stop handler
( type "stop_interface_$proto" ) >/dev/null 2>/dev/null && eval "stop_interface_$proto '$cfg'"
-# make sure all locks are removed
-for lock in "/var/lock/dhcp-$iface" "/var/lock/ppp-$iface"; do
- [ -f "$lock" ] && {
- lock -u "$lock"
- sleep 1
- }
-done
-
-# kill active ppp daemon and other processes
-config_get ifname "$cfg" ifname
-pids="$(head -n1 -q /var/run/${ifname}.pid /var/run/ppp-${cfg}.pid 2>/dev/null)"
-for pid in $pids; do
- [ -d "/proc/$pid" ] && {
- kill $pid
- [ -d "/proc/$pid" ] && {
- sleep 1
- kill -9 $pid 2>/dev/null >/dev/null
- }
- }
-done
-rm -f /var/run/${ifname}.pid /var/run/ppp-${cfg}.pid
-
config_get ifname "$cfg" ifname
config_get device "$cfg" device