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[package] base-files: implement network_get_gateway(), network_get_gateway6(), network_find_wan() and network_find_wan6() in /lib/functions/network.sh

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32397 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
jow
2012-06-17 11:50:50 +00:00
parent 8692f75f73
commit f6a09e69e9
2 changed files with 60 additions and 1 deletions
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59
package/base-files/files/lib/functions/network.sh
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@@ -41,6 +41,65 @@ network_get_subnet() { __network_ipaddr "$1" "$2" 4 1; }
network_get_subnet6() { __network_ipaddr "$1" "$2" 6 1; }
__network_gateway()
{
local __var="$1"
local __iface="$2"
local __family="$3"
local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)"
local __idx=1
json_load "${__tmp:-{}}"
if json_get_type __tmp route && [ "$__tmp" = array ]; then
json_select route
while json_get_type __tmp "$__idx" && [ "$__tmp" = object ]; do
json_select "$((__idx++))"
json_get_var __tmp target
case "${__family}/${__tmp}" in
4/0.0.0.0|6/::)
json_get_var "$__var" nexthop
return $?
;;
esac
json_select ".."
done
fi
return 1
}
network_get_gateway() { __network_gateway "$1" "$2" 4; }
network_get_gateway6() { __network_gateway "$1" "$2" 6; }
__network_wan() {
local __var="$1"
local __family="$2"
local __iface
for __iface in $(ubus list | sed -ne 's/^network\.interface\.//p'); do
if __network_gateway "$__var" "$__iface" "$__family"; then
eval "export -- \"$__var=$__iface\""
return 0
fi
done
eval "export -- \"$__var=\""
return 1
}
network_find_wan() { __network_wan "$1" 4; }
network_find_wan6() { __network_wan "$1" 6; }
__network_device()
{
local __var="$1"