X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/bc175c58b05a52549cf259c9a8cc455d63f5fa63..ef34750d84e32dd7fea46134ce353e4a73993229:/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 0ab46c18a..b7d7b259a 100755 --- a/package/base-files/files/lib/network/config.sh +++ b/package/base-files/files/lib/network/config.sh @@ -24,8 +24,7 @@ find_config() { } scan_interfaces() { - local cfgfile="$1" - local mode iftype iface ifname device + local cfgfile="${1:-network}" interfaces= config_cb() { case "$1" in @@ -33,18 +32,19 @@ scan_interfaces() { config_set "$2" auto 1 ;; esac + local iftype ifname device proto config_get iftype "$CONFIG_SECTION" TYPE case "$iftype" in interface) - config_get proto "$CONFIG_SECTION" proto append interfaces "$CONFIG_SECTION" + config_get proto "$CONFIG_SECTION" proto config_get iftype "$CONFIG_SECTION" type config_get ifname "$CONFIG_SECTION" ifname - config_get device "$CONFIG_SECTION" device - config_set "$CONFIG_SECTION" device "${device:-$ifname}" + config_get device "$CONFIG_SECTION" device "$ifname" + config_set "$CONFIG_SECTION" device "$device" case "$iftype" in bridge) - config_set "$CONFIG_SECTION" ifnames "${device:-$ifname}" + config_set "$CONFIG_SECTION" ifnames "$device" config_set "$CONFIG_SECTION" ifname br-"$CONFIG_SECTION" ;; esac @@ -52,12 +52,12 @@ scan_interfaces() { ;; esac } - config_load "${cfgfile:-network}" + config_load "${cfgfile}" } add_vlan() { local vif="${1%\.*}" - + [ "$1" = "$vif" ] || ifconfig "$1" >/dev/null 2>/dev/null || { ifconfig "$vif" up 2>/dev/null >/dev/null || add_vlan "$vif" $DEBUG vconfig add "$vif" "${1##*\.}" @@ -89,11 +89,15 @@ prepare_interface() { # to create any interfaces here. The scripts have already done that, otherwise # the bridge interface wouldn't exist. [ "br-$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 + local proto + 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 "$vifmac" ] && { @@ -107,27 +111,30 @@ prepare_interface() { ifconfig "$iface" 2>/dev/null >/dev/null || return 0 # Setup bridging + local iftype config_get iftype "$config" type - config_get stp "$config" stp case "$iftype" in bridge) [ -x /usr/sbin/brctl ] && { ifconfig "br-$config" 2>/dev/null >/dev/null && { - local newdevs= - + local newdevs devices config_get devices "$config" device for dev in $(sort_list "$devices" "$iface"); do append newdevs "$dev" done uci_set_state network "$config" device "$newdevs" + $DEBUG ifconfig "$iface" 0.0.0.0 $DEBUG brctl addif "br-$config" "$iface" # Bridge existed already. No further processing necesary } || { + local stp + config_get_bool stp "$config" stp 0 $DEBUG brctl addbr "br-$config" $DEBUG brctl setfd "br-$config" 0 $DEBUG ifconfig "br-$config" up + $DEBUG ifconfig "$iface" 0.0.0.0 $DEBUG brctl addif "br-$config" "$iface" - $DEBUG brctl stp "br-$config" ${stp:-0} + $DEBUG brctl stp "br-$config" $stp # 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. @@ -144,6 +151,7 @@ set_interface_ifname() { local config="$1" local ifname="$2" + local device config_get device "$1" device uci_set_state network "$config" ifname "$ifname" uci_set_state network "$config" device "$device" @@ -157,16 +165,18 @@ setup_interface_static() { local iface="$1" local config="$2" + local ipaddr netmask ip6addr config_get ipaddr "$config" ipaddr config_get netmask "$config" netmask config_get ip6addr "$config" ip6addr [ -z "$ipaddr" -o -z "$netmask" ] && [ -z "$ip6addr" ] && return 1 - + + local gateway ip6gw dns bcast config_get gateway "$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 "$iface" @@ -179,6 +189,9 @@ setup_interface_static() { done } + config_get type "$config" TYPE + [ "$type" = "alias" ] && return 0 + env -i ACTION="ifup" INTERFACE="$config" DEVICE="$iface" PROTO=static /sbin/hotplug-call "iface" & } @@ -187,26 +200,32 @@ setup_interface_alias() { local parent="$2" local iface="$3" + local cfg config_get cfg "$config" interface [ "$parent" == "$cfg" ] || return 0 # alias counter - config_get ctr "$parent" alias_count + local ctr + config_get ctr "$parent" alias_count 0 ctr="$(($ctr + 1))" config_set "$parent" alias_count "$ctr" # alias list + local 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 "${proto:-static}" in + iface="$iface:$ctr" + set_interface_ifname "$config" "$iface" + + local proto + config_get proto "$config" proto "static" + case "${proto}" in static) - setup_interface_static "$iface:$ctr" "$config" + setup_interface_static "$iface" "$config" ;; - *) + *) echo "Unsupported type '$proto' for alias config '$config'" return 1 ;; @@ -214,49 +233,52 @@ setup_interface_alias() { } setup_interface() { - local iface="$1" + local iface_main="$1" local config="$2" + local proto="$3" local vifmac="$4" - local proto - local macaddr + local ip6addr_main= [ -n "$config" ] || { - config=$(find_config "$iface") + config=$(find_config "$iface_main") [ "$?" = 0 ] || return 1 } - proto="${3:-$(config_get "$config" proto)}" - - prepare_interface "$iface" "$config" "$vifmac" || return 0 - - [ "$iface" = "br-$config" ] && { - # need to bring up the bridge and wait a second for + + prepare_interface "$iface_main" "$config" "$vifmac" || return 0 + + [ "$iface_main" = "br-$config" ] && { + # need to bring up the bridge and wait a second for # it to switch to the 'forwarding' state, otherwise # it will lose its routes... - ifconfig "$iface" up + ifconfig "$iface_main" up sleep 1 } - + # Interface settings - config_get mtu "$config" mtu - config_get macaddr "$config" macaddr - 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" "$iface" + grep "$iface_main:" /proc/net/dev > /dev/null && { + local mtu macaddr + config_get mtu "$config" mtu + config_get macaddr "$config" macaddr + [ -n "$macaddr" ] && $DEBUG ifconfig "$iface_main" down + $DEBUG ifconfig "$iface_main" ${macaddr:+hw ether "$macaddr"} ${mtu:+mtu $mtu} up + } + set_interface_ifname "$config" "$iface_main" - pidfile="/var/run/$iface.pid" + pidfile="/var/run/$iface_main.pid" + [ -n "$proto" ] || config_get proto "$config" proto case "$proto" in static) - setup_interface_static "$iface" "$config" + config_get ip6addr_main "$config" ip6addr + setup_interface_static "$iface_main" "$config" ;; dhcp) # prevent udhcpc from starting more than once - lock "/var/lock/dhcp-$iface" - pid="$(cat "$pidfile" 2>/dev/null)" + lock "/var/lock/dhcp-$iface_main" + local pid="$(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" + lock -u "/var/lock/dhcp-$iface_main" else - + local ipaddr netmask hostname proto1 clientid config_get ipaddr "$config" ipaddr config_get netmask "$config" netmask config_get hostname "$config" hostname @@ -264,37 +286,56 @@ setup_interface() { config_get clientid "$config" clientid [ -z "$ipaddr" ] || \ - $DEBUG ifconfig "$iface" "$ipaddr" ${netmask:+netmask "$netmask"} + $DEBUG ifconfig "$iface_main" "$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) + local dhcpopts [ ."$proto1" != ."$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" + $DEBUG eval udhcpc -t 0 -i "$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" fi ;; none) - setup_interface_none "$iface" "$config" + setup_interface_none "$iface_main" "$config" ;; *) if ( eval "type setup_interface_$proto" ) >/dev/null 2>/dev/null; then - eval "setup_interface_$proto '$iface' '$config' '$proto'" + eval "setup_interface_$proto '$iface_main' '$config' '$proto'" else echo "Interface type $proto not supported." return 1 fi ;; esac + [ "$proto" = none ] || { + for ifn in `ifconfig | grep "^$iface_main:" | awk '{print $1}'`; do + ifconfig "$ifn" down + done + } + + local aliases config_set "$config" aliases "" config_set "$config" alias_count 0 - config_foreach setup_interface_alias alias "$config" "$iface" + config_foreach setup_interface_alias alias "$config" "$iface_main" config_get aliases "$config" aliases [ -z "$aliases" ] || uci_set_state network "$config" aliases "$aliases" + + # put the ip6addr back to the beginning to become the main ip again + [ -z "$ip6addr_main" ] || { + $DEBUG ifconfig "$iface_main" del "$ip6addr_main" + $DEBUG ifconfig "$iface_main" add "$ip6addr_main" + } +} + +stop_interface_dhcp() { + local config="$1" + uci -P /var/state revert "network.$config" } unbridge() { local dev="$1" local brdev - + [ -x /usr/sbin/brctl ] || return 0 brctl show | grep "$dev" >/dev/null && { # interface is still part of a bridge, correct that