X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/6d6cdb60aad3fb96c00d961e1047ac9e842a2d18..a4bdef9ca9051d829ee12f9f8ae36016f0c2136e:/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 f07d92623..d0aa33d1a 100755 --- a/package/base-files/files/lib/network/config.sh +++ b/package/base-files/files/lib/network/config.sh @@ -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. @@ -70,20 +83,27 @@ add_vlan() { prepare_interface() { local iface="$1" local config="$2" + local vifmac="$3" # if we're called for the bridge interface itself, don't bother trying # to create any interfaces here. The scripts have already done that, otherwise # the bridge interface wouldn't exist. - [ "br-$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 - ifconfig "$iface" down + # make sure the interface is removed from any existing bridge and deconfigured + ifconfig "$iface" 0.0.0.0 unbridge "$iface" + + # Change interface MAC address if requested + [ -n "$vifmac" ] && { + ifconfig "$iface" down + ifconfig "$iface" hw ether "$vifmac" up + } } # Setup VLAN interfaces - add_vlan "$iface" + add_vlan "$iface" && return 1 ifconfig "$iface" 2>/dev/null >/dev/null || return 0 # Setup bridging @@ -93,6 +113,13 @@ 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 } || { @@ -100,7 +127,7 @@ prepare_interface() { $DEBUG brctl setfd "br-$config" 0 $DEBUG ifconfig "br-$config" up $DEBUG brctl addif "br-$config" "$iface" - $DEBUG brctl stp "br-$config" ${stp:-off} + $DEBUG brctl stp "br-$config" ${stp:-0} # Creating the bridge here will have triggered a hotplug event, which will # result in another setup_interface() call, so we simply stop processing # the current event at this point. @@ -113,9 +140,86 @@ 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_none() { + env -i ACTION="ifup" INTERFACE="$2" DEVICE="$1" PROTO=none /sbin/hotplug-call "iface" & +} + +setup_interface_static() { + local iface="$1" + local config="$2" + + config_get ipaddr "$config" ipaddr + config_get netmask "$config" netmask + config_get ip6addr "$config" ip6addr + [ -z "$ipaddr" -o -z "$netmask" ] && [ -z "$ip6addr" ] && return 1 + + config_get gateway "$config" gateway + config_get ip6gw "$config" ip6gw + config_get dns "$config" dns + config_get bcast "$config" broadcast + + [ -z "$ipaddr" ] || $DEBUG ifconfig "$iface" "$ipaddr" netmask "$netmask" broadcast "${bcast:-+}" + [ -z "$ip6addr" ] || $DEBUG ifconfig "$iface" add "$ip6addr" + [ -z "$gateway" ] || $DEBUG route add default gw "$gateway" 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 || { + echo "nameserver $ns" >> /tmp/resolv.conf.auto + } + done + } + + config_get type "$config" TYPE + [ "$type" = "alias" ] && return 0 + + env -i ACTION="ifup" INTERFACE="$config" DEVICE="$iface" PROTO=static /sbin/hotplug-call "iface" & +} + +setup_interface_alias() { + local config="$1" + local parent="$2" + local iface="$3" + + config_get cfg "$config" interface + [ "$parent" == "$cfg" ] || return 0 + + # alias counter + config_get ctr "$parent" alias_count + ctr="$(($ctr + 1))" + config_set "$parent" alias_count "$ctr" + + # alias list + config_get list "$parent" aliases + append list "$config" + config_set "$parent" aliases "$list" + + set_interface_ifname "$config" "$iface:$ctr" + config_get proto "$config" proto + case "${proto:-static}" in + static) + setup_interface_static "$iface:$ctr" "$config" + ;; + *) + echo "Unsupported type '$proto' for alias config '$config'" + return 1 + ;; + esac +} + setup_interface() { local iface="$1" local config="$2" + local vifmac="$4" local proto local macaddr @@ -125,7 +229,7 @@ setup_interface() { } proto="${3:-$(config_get "$config" proto)}" - prepare_interface "$iface" "$config" || return 0 + prepare_interface "$iface" "$config" "$vifmac" || return 0 [ "$iface" = "br-$config" ] && { # need to bring up the bridge and wait a second for @@ -138,56 +242,41 @@ setup_interface() { # Interface settings config_get mtu "$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" down && \ + $DEBUG ifconfig "$iface" ${macaddr:+hw ether "$macaddr"} ${mtu:+mtu $mtu} up + set_interface_ifname "$config" "$iface" pidfile="/var/run/$iface.pid" case "$proto" in static) - config_get ipaddr "$config" ipaddr - config_get netmask "$config" netmask - [ -z "$ipaddr" -o -z "$netmask" ] && return 1 - - config_get ip6addr "$config" ip6addr - config_get gateway "$config" gateway - config_get dns "$config" dns - config_get bcast "$config" broadcast - - [ -z "$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 "$dns" ] || { - for ns in $dns; do - grep "$ns" /tmp/resolv.conf.auto 2>/dev/null >/dev/null || { - echo "nameserver $ns" >> /tmp/resolv.conf.auto - } - done - } - - env -i ACTION="ifup" INTERFACE="$config" DEVICE="$iface" PROTO=static /sbin/hotplug-call "iface" & + setup_interface_static "$iface" "$config" ;; dhcp) # prevent udhcpc from starting more than once lock "/var/lock/dhcp-$iface" pid="$(cat "$pidfile" 2>/dev/null)" - [ -d "/proc/$pid" ] && grep udhcpc "/proc/${pid}/cmdline" >/dev/null 2>/dev/null && { + if [ -d "/proc/$pid" ] && grep udhcpc "/proc/${pid}/cmdline" >/dev/null 2>/dev/null; then lock -u "/var/lock/dhcp-$iface" - return 0 - } + else - config_get ipaddr "$config" ipaddr - config_get netmask "$config" netmask - config_get hostname "$config" hostname - config_get proto1 "$config" proto - config_get clientid "$config" clientid + config_get ipaddr "$config" ipaddr + config_get netmask "$config" netmask + config_get hostname "$config" hostname + config_get proto1 "$config" proto + config_get clientid "$config" clientid - [ -z "$ipaddr" ] || \ - $DEBUG ifconfig "$iface" "$ipaddr" ${netmask:+netmask "$netmask"} + [ -z "$ipaddr" ] || \ + $DEBUG ifconfig "$iface" "$ipaddr" ${netmask:+netmask "$netmask"} - # don't stay running in background if dhcp is not the main proto on the interface (e.g. when using pptp) - [ ."$proto1" != ."$proto" ] && dhcpopts="-n -q" - $DEBUG eval udhcpc -t 0 -i "$iface" ${ipaddr:+-r $ipaddr} ${hostname:+-H $hostname} ${clientid:+-c $clientid} -b -p "$pidfile" ${dhcpopts:- -R &} - lock -u "/var/lock/dhcp-$iface" + # don't stay running in background if dhcp is not the main proto on the interface (e.g. when using pptp) + [ ."$proto1" != ."$proto" ] && dhcpopts="-n -q" + $DEBUG eval udhcpc -t 0 -i "$iface" ${ipaddr:+-r $ipaddr} ${hostname:+-H $hostname} ${clientid:+-c $clientid} -b -p "$pidfile" ${dhcpopts:- -R &} + lock -u "/var/lock/dhcp-$iface" + fi + ;; + none) + setup_interface_none "$iface" "$config" ;; *) if ( eval "type setup_interface_$proto" ) >/dev/null 2>/dev/null; then @@ -198,6 +287,11 @@ setup_interface() { fi ;; esac + config_set "$config" aliases "" + config_set "$config" alias_count 0 + config_foreach setup_interface_alias alias "$config" "$iface" + config_get aliases "$config" aliases + [ -z "$aliases" ] || uci_set_state network "$config" aliases "$aliases" } unbridge() {