avoid duplicate vlan add events
[openwrt/svn-archive/archive.git] / package / base-files / files / lib / network / config.sh
index b8f350de844ffef2fdc0ebf3364fc4e225773105..0a7464495fdf152cbacf126c61441c5c0f359a1f 100755 (executable)
@@ -40,10 +40,11 @@ scan_interfaces() {
                                append interfaces "$CONFIG_SECTION"
                                config_get iftype "$CONFIG_SECTION" type
                                config_get ifname "$CONFIG_SECTION" ifname
-                               config_set "$CONFIG_SECTION" device "$ifname"
+                               config_get device "$CONFIG_SECTION" device
+                               config_set "$CONFIG_SECTION" device "${device:-$ifname}"
                                case "$iftype" in
                                        bridge)
-                                               config_set "$CONFIG_SECTION" ifnames "$ifname"
+                                               config_set "$CONFIG_SECTION" ifnames "${device:-$ifname}"
                                                config_set "$CONFIG_SECTION" ifname br-"$CONFIG_SECTION"
                                        ;;
                                esac
@@ -60,7 +61,19 @@ add_vlan() {
        [ "$1" = "$vif" ] || ifconfig "$1" >/dev/null 2>/dev/null || {
                ifconfig "$vif" up 2>/dev/null >/dev/null || add_vlan "$vif"
                $DEBUG vconfig add "$vif" "${1##*\.}"
+               return 0
        }
+       return 1
+}
+
+# sort the device list, drop duplicates
+sort_list() {
+       local arg="$*"
+       (
+               for item in $arg; do
+                       echo "$item"
+               done
+       ) | sort -u
 }
 
 # Create the interface, if necessary.
@@ -74,7 +87,7 @@ prepare_interface() {
        # 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
        # the bridge interface wouldn't exist.
-       [ "br-$config" = "$iface" -o -f "$iface" ] && return 0;
+       [ "br-$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 brought down
@@ -83,7 +96,7 @@ prepare_interface() {
        }
 
        # Setup VLAN interfaces
-       add_vlan "$iface"
+       add_vlan "$iface" && return 1
        ifconfig "$iface" 2>/dev/null >/dev/null || return 0
 
        # Setup bridging
@@ -93,6 +106,13 @@ prepare_interface() {
                bridge)
                        [ -x /usr/sbin/brctl ] && {
                                ifconfig "br-$config" 2>/dev/null >/dev/null && {
+                                       local newdevs=
+
+                                       config_get devices "$config" device
+                                       for dev in $(sort_list "$devices" "$iface"); do
+                                               append newdevs "$dev"
+                                       done
+                                       uci_set_state network "$config" device "$newdevs"
                                        $DEBUG brctl addif "br-$config" "$iface"
                                        # Bridge existed already. No further processing necesary
                                } || {
@@ -113,6 +133,15 @@ prepare_interface() {
        return 0
 }
 
+set_interface_ifname() {
+       local config="$1"
+       local ifname="$2"
+
+       config_get device "$1" device
+       uci_set_state network "$config" ifname "$ifname"
+       uci_set_state network "$config" device "$device"
+}
+
 setup_interface() {
        local iface="$1"
        local config="$2"
@@ -138,8 +167,9 @@ setup_interface() {
        # Interface settings
        config_get mtu "$config" mtu
        config_get macaddr "$config" macaddr
-       $DEBUG ifconfig "$iface" ${macaddr:+hw ether "$macaddr"} ${mtu:+mtu $mtu} up
-       uci set "/var/state/network.$config.ifname=$iface"
+       grep "$iface:" /proc/net/dev > /dev/null && \
+               $DEBUG ifconfig "$iface" ${macaddr:+hw ether "$macaddr"} ${mtu:+mtu $mtu} up
+       set_interface_ifname "$config" "$iface"
 
        pidfile="/var/run/$iface.pid"
        case "$proto" in
@@ -156,8 +186,8 @@ setup_interface() {
                        
                        [ -z "$ipaddr" ] || $DEBUG ifconfig "$iface" "$ipaddr" netmask "$netmask" broadcast "${bcast:-+}"
                        [ -z "$ip6addr" ] || $DEBUG ifconfig "$iface" add "$ip6addr"
-                       [ -z "$gateway" ] || $DEBUG route add default gw "$gateway"
-                       [ -z "$ip6gw" ] || $DEBUG route -A inet6 add default gw "$ip6gw"
+                       [ -z "$gateway" ] || $DEBUG route add default gw "$gateway" dev "$iface"
+                       [ -z "$ip6gw" ] || $DEBUG route -A inet6 add default gw "$ip6gw" dev "$iface"
                        [ -z "$dns" ] || {
                                for ns in $dns; do
                                        grep "$ns" /tmp/resolv.conf.auto 2>/dev/null >/dev/null || {