network: do not unnecessarily touch interfaces configured as proto=none; bring down...

[openwrt.git] / package / base-files / files / lib / network / config.sh

diff --git a/package/base-files/files/lib/network/config.sh b/package/base-files/files/lib/network/config.sh
index 0ab46c1..808463d 100755 (executable)
--- a/package/base-files/files/lib/network/config.sh
+++ b/package/base-files/files/lib/network/config.sh
@@ -84,6 +84,7 @@ prepare_interface() {
        local iface="$1"
        local config="$2"
        local vifmac="$3"
+       local proto
 
        # if we're called for the bridge interface itself, don't bother trying
        # to create any interfaces here. The scripts have already done that, otherwise
@@ -91,9 +92,12 @@ prepare_interface() {
        [ "br-$config" = "$iface" -o -e "$iface" ] && return 0;
        
        ifconfig "$iface" 2>/dev/null >/dev/null && {
-               # make sure the interface is removed from any existing bridge and deconfigured 
-               ifconfig "$iface" 0.0.0.0
+               config_get proto "$config" proto
+
+               # make sure the interface is removed from any existing bridge and deconfigured,
+               # (deconfigured only if the interface is not set to proto=none)
                unbridge "$iface"
+               [ "$proto" = none ] || ifconfig "$iface" 0.0.0.0
 
                # Change interface MAC address if requested
                [ -n "$vifmac" ] && {
@@ -179,6 +183,9 @@ setup_interface_static() {
                done
        }
 
+       config_get type "$config" TYPE                                                                               
+       [ "$type" = "alias" ] && return 0
+
        env -i ACTION="ifup" INTERFACE="$config" DEVICE="$iface" PROTO=static /sbin/hotplug-call "iface" &
 }
 
@@ -284,6 +291,11 @@ setup_interface() {
                        fi
                ;;
        esac
+       [ "$proto" = none ] || {
+               for ifn in `ifconfig | grep "^$iface:" | awk '{print $1}'`; do
+                       ifconfig "$ifn" down
+               done
+       }
        config_set "$config" aliases ""
        config_set "$config" alias_count 0
        config_foreach setup_interface_alias alias "$config" "$iface"