diff options
| -rw-r--r-- | docs/network.tex | 18 | ||||
| -rwxr-xr-x | package/base-files/files/etc/functions.sh | 5 | ||||
| -rw-r--r-- | package/base-files/files/etc/hotplug.d/iface/10-routes | 40 |
3 files changed, 62 insertions, 1 deletions
diff --git a/docs/network.tex b/docs/network.tex index 41febef..7d811ba 100644 --- a/docs/network.tex +++ b/docs/network.tex @@ -54,6 +54,24 @@ PPP based protocols (\texttt{pppoe}, \texttt{pptp}, ...) accept these options: For all protocol types, you can also specify the MTU by using the \texttt{mtu} option. +\subsubsection{Setting up static routes} + +You can set up static routes for a specific interface that will be brought up +after the interface is configured. + +Simply add a config section like this: + +\begin{Verbatim} +config route foo + option interface lan + option target 1.1.1.0 + option netmask 255.255.255.0 + option gateway 192.168.1.1 +\end{Verbatim} + +The name for the route section is optional, the \texttt{interface}, \texttt{target} and +\texttt{gateway} options are mandatory. +Leaving out the \texttt{netmask} option will turn the route into a host route. \subsubsection{Setting up the switch (currently broadcom only)} diff --git a/package/base-files/files/etc/functions.sh b/package/base-files/files/etc/functions.sh index 931f4be..1cb365d 100755 --- a/package/base-files/files/etc/functions.sh +++ b/package/base-files/files/etc/functions.sh @@ -125,10 +125,13 @@ config_set() { config_foreach() { local function="$1" - local section + local type="$2" + local section cfgtype [ -z "$CONFIG_SECTIONS" ] && return 0 for section in ${CONFIG_SECTIONS}; do + config_get cfgtype "$section" TYPE + [ -n "$type" -a "$cfgtype" != "$type" ] && continue eval "$function \"\$section\"" done } diff --git a/package/base-files/files/etc/hotplug.d/iface/10-routes b/package/base-files/files/etc/hotplug.d/iface/10-routes new file mode 100644 index 0000000..4b55f8b --- /dev/null +++ b/package/base-files/files/etc/hotplug.d/iface/10-routes @@ -0,0 +1,40 @@ +add_route() { + local config="$1" + + # is this route intended for the + # $INTERFACE of this hotplug event + config_get interface "$config" interface + [ "$interface" != "$INTERFACE" ] && return 0 + + # get the real interface name from network config + config_get dev "$interface" ifname + + config_get target "$config" target + config_get netmask "$config" netmask + config_get gateway "$config" gateway + config_get metric "$config" metric + + # make sure there is a gateway and a target + [ -n "$target" ] || { + echo "Missing target in route section $config" + return 1 + } + [ -n "$gateway" ] || { + echo "Missing gateway in route section $config" + return 1 + } + + netmask="${netmask:-255.255.255.255}" + dest="${netmask:+-net "$target" netmask "$netmask"}" + dest="${dest:--host "$target"}" + + /sbin/route add $dest gw "$gateway" ${dev:+dev "$dev"} ${metric:+ metric "$metric"} +} + +case "$ACTION" in + ifup) + include /lib/network + scan_interfaces + config_foreach "add_route" route + ;; +esac |