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-rw-r--r--package/base-files/files/lib/functions/network.sh41
1 files changed, 41 insertions, 0 deletions
diff --git a/package/base-files/files/lib/functions/network.sh b/package/base-files/files/lib/functions/network.sh
new file mode 100644
index 0000000000..1b42133ba2
--- /dev/null
+++ b/package/base-files/files/lib/functions/network.sh
@@ -0,0 +1,41 @@
+. /usr/share/libubox/jshn.sh
+
+__network_ipaddr()
+{
+ local __var="$1"
+ local __iface="$2"
+ local __family="$3"
+ local __prefix="${4:-0}"
+
+ local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)"
+
+ json_load "${__tmp:-{}}"
+ json_get_type __tmp "ipv${__family}_address"
+
+ if [ "$__tmp" = array ]; then
+
+ json_select "ipv${__family}_address"
+ json_get_type __tmp 1
+
+ if [ "$__tmp" = object ]; then
+
+ json_select 1
+ json_get_var $__var address
+
+ [ $__prefix -gt 0 ] && {
+ json_get_var __tmp mask
+ eval "export -- \"$__var=\${$__var}/$__tmp\""
+ }
+
+ return 0
+ fi
+ fi
+
+ return 1
+}
+
+network_get_ipaddr() { __network_ipaddr "$1" "$2" 4 0; }
+network_get_ipaddr6() { __network_ipaddr "$1" "$2" 6 0; }
+
+network_get_subnet() { __network_ipaddr "$1" "$2" 4 1; }
+network_get_subnet6() { __network_ipaddr "$1" "$2" 6 1; }