-. /usr/share/libubox/jshn.sh
+# 1: destination variable
+# 2: interface
+# 3: path
+# 4: separator
+# 5: limit
+__network_ifstatus() {
+ local __tmp
-__network_ipaddr()
-{
- local __var="$1"
- local __iface="$2"
- local __family="$3"
- local __prefix="${4:-0}"
+ [ -z "$__NETWORK_CACHE" ] && {
+ __tmp="$(ubus call network.interface dump 2>&1)"
+ case "$?" in
+ 4) : ;;
+ 0) export __NETWORK_CACHE="$__tmp" ;;
+ *) echo "$__tmp" >&2 ;;
+ esac
+ }
- local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)"
+ __tmp="$(jsonfilter ${4:+-F "$4"} ${5:+-l "$5"} -s "${__NETWORK_CACHE:-{}}" -e "$1=@.interface${2:+[@.interface='$2']}$3")"
- json_load "${__tmp:-{}}"
- json_get_type __tmp "ipv${__family}_address"
+ [ -z "$__tmp" ] && \
+ unset "$1" && \
+ return 1
- if [ "$__tmp" = array ]; then
+ eval "$__tmp"
+}
- json_select "ipv${__family}_address"
- json_get_type __tmp 1
+# determine first IPv4 address of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_ipaddr() {
+ __network_ifstatus "$1" "$2" "['ipv4-address'][0].address";
+}
- if [ "$__tmp" = object ]; then
+# determine first IPv6 address of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_ipaddr6() {
+ __network_ifstatus "$1" "$2" "['ipv6-address'][0].address" || \
+ __network_ifstatus "$1" "$2" "['ipv6-prefix-assignment'][0]['local-address'].address" || \
+ return 1
+}
- json_select 1
- json_get_var $__var address
+# determine first IPv4 subnet of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_subnet() {
+ __network_ifstatus "$1" "$2" "['ipv4-address'][0]['address','mask']" "/"
+}
- [ $__prefix -gt 0 ] && {
- json_get_var __tmp mask
- eval "export -- \"$__var=\${$__var}/$__tmp\""
- }
+# determine first IPv6 subnet of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_subnet6() {
+ local __nets __addr
+
+ if network_get_subnets6 __nets "$2"; then
+ # Attempt to return first non-fe80::/10, non-fc::/7 range
+ for __addr in $__nets; do
+ case "$__addr" in fe[8ab]?:*|f[cd]??:*)
+ continue
+ esac
+ export "$1=$__addr"
+ return 0
+ done
+
+ # Attempt to return first non-fe80::/10 range
+ for __addr in $__nets; do
+ case "$__addr" in fe[8ab]?:*)
+ continue
+ esac
+ export "$1=$__addr"
+ return 0
+ done
+ # Return first item
+ for __addr in $__nets; do
+ export "$1=$__addr"
return 0
- fi
+ done
fi
+ unset "$1"
return 1
}
-network_get_ipaddr() { __network_ipaddr "$1" "$2" 4 0; }
-network_get_ipaddr6() { __network_ipaddr "$1" "$2" 6 0; }
+# determine first IPv6 prefix of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_prefix6() {
+ __network_ifstatus "$1" "$2" "['ipv6-prefix'][0]['address','mask']" "/"
+}
-network_get_subnet() { __network_ipaddr "$1" "$2" 4 1; }
-network_get_subnet6() { __network_ipaddr "$1" "$2" 6 1; }
+# determine all IPv4 addresses of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_ipaddrs() {
+ __network_ifstatus "$1" "$2" "['ipv4-address'][*].address"
+}
+# determine all IPv6 addresses of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_ipaddrs6() {
+ local __addr
+ local __list=""
-__network_device()
-{
- local __var="$1"
- local __iface="$2"
- local __field="$3"
+ if __network_ifstatus "__addr" "$2" "['ipv6-address'][*].address"; then
+ for __addr in $__addr; do
+ __list="${__list:+$__list }${__addr}"
+ done
+ fi
+
+ if __network_ifstatus "__addr" "$2" "['ipv6-prefix-assignment'][*]['local-address'].address"; then
+ for __addr in $__addr; do
+ __list="${__list:+$__list }${__addr}"
+ done
+ fi
+
+ if [ -n "$__list" ]; then
+ export "$1=$__list"
+ return 0
+ fi
- local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)"
- [ -n "$__tmp" ] || return 1
+ unset "$1"
+ return 1
+}
+
+# determine all IP addresses of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_ipaddrs_all() {
+ local __addr __addr6
+
+ network_get_ipaddrs __addr "$2"
+ network_get_ipaddrs6 __addr6 "$2"
+
+ if [ -n "$__addr" -o -n "$__addr6" ]; then
+ export "$1=${__addr:+$__addr }$__addr6"
+ return 0
+ fi
+
+ unset "$1"
+ return 1
+}
- json_load "$__tmp"
- json_get_var "$__var" "$__field"
+# determine all IPv4 subnets of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_subnets() {
+ __network_ifstatus "$1" "$2" "['ipv4-address'][*]['address','mask']" "/ "
}
+# determine all IPv6 subnets of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_subnets6() {
+ local __addr __mask
+ local __list=""
+
+ if __network_ifstatus "__addr" "$2" "['ipv6-address'][*]['address','mask']" "/ "; then
+ for __addr in $__addr; do
+ __list="${__list:+$__list }${__addr}"
+ done
+ fi
+
+ if __network_ifstatus "__addr" "$2" "['ipv6-prefix-assignment'][*]['local-address'].address" && \
+ __network_ifstatus "__mask" "$2" "['ipv6-prefix-assignment'][*].mask"; then
+ for __addr in $__addr; do
+ __list="${__list:+$__list }${__addr}/${__mask%% *}"
+ __mask="${__mask#* }"
+ done
+ fi
+
+ if [ -n "$__list" ]; then
+ export "$1=$__list"
+ return 0
+ fi
+
+ unset "$1"
+ return 1
+}
+
+# determine all IPv6 prefixes of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_prefixes6() {
+ __network_ifstatus "$1" "$2" "['ipv6-prefix'][*]['address','mask']" "/ "
+}
+
+# determine IPv4 gateway of given logical interface
+# 1: destination variable
+# 2: interface
+# 3: consider inactive gateway if "true" (optional)
+network_get_gateway() {
+ __network_ifstatus "$1" "$2" ".route[@.target='0.0.0.0' && !@.table].nexthop" "" 1 && \
+ return 0
+
+ [ "$3" = 1 -o "$3" = "true" ] && \
+ __network_ifstatus "$1" "$2" ".inactive.route[@.target='0.0.0.0' && !@.table].nexthop" "" 1
+}
+
+# determine IPv6 gateway of given logical interface
+# 1: destination variable
+# 2: interface
+# 3: consider inactive gateway if "true" (optional)
+network_get_gateway6() {
+ __network_ifstatus "$1" "$2" ".route[@.target='::' && !@.table].nexthop" "" 1 && \
+ return 0
+
+ [ "$3" = 1 -o "$3" = "true" ] && \
+ __network_ifstatus "$1" "$2" ".inactive.route[@.target='::' && !@.table].nexthop" "" 1
+}
+
+# determine the DNS servers of the given logical interface
+# 1: destination variable
+# 2: interface
+# 3: consider inactive servers if "true" (optional)
+network_get_dnsserver() {
+ __network_ifstatus "$1" "$2" "['dns-server'][*]" && return 0
+
+ [ "$3" = 1 -o "$3" = "true" ] && \
+ __network_ifstatus "$1" "$2" ".inactive['dns-server'][*]"
+}
+
+# determine the domains of the given logical interface
+# 1: destination variable
+# 2: interface
+# 3: consider inactive domains if "true" (optional)
+network_get_dnssearch() {
+ __network_ifstatus "$1" "$2" "['dns-search'][*]" && return 0
+
+ [ "$3" = 1 -o "$3" = "true" ] && \
+ __network_ifstatus "$1" "$2" ".inactive['dns-search'][*]"
+}
+
+
+# 1: destination variable
+# 2: addr
+# 3: inactive
+__network_wan()
+{
+ __network_ifstatus "$1" "" \
+ "[@.route[@.target='$2' && !@.table]].interface" "" 1 && \
+ return 0
+
+ [ "$3" = 1 -o "$3" = "true" ] && \
+ __network_ifstatus "$1" "" \
+ "[@.inactive.route[@.target='$2' && !@.table]].interface" "" 1
+}
+
+# find the logical interface which holds the current IPv4 default route
+# 1: destination variable
+# 2: consider inactive default routes if "true" (optional)
+network_find_wan() { __network_wan "$1" "0.0.0.0" "$2"; }
+
+# find the logical interface which holds the current IPv6 default route
+# 1: destination variable
+# 2: consider inactive dafault routes if "true" (optional)
+network_find_wan6() { __network_wan "$1" "::" "$2"; }
+
+# test whether the given logical interface is running
+# 1: interface
network_is_up()
{
local __up
- __network_device __up "$1" up && [ $__up -eq 1 ]
+ __network_ifstatus "__up" "$1" ".up" && [ "$__up" = 1 ]
+}
+
+# determine the protocol of the given logical interface
+# 1: destination variable
+# 2: interface
+network_get_protocol() { __network_ifstatus "$1" "$2" ".proto"; }
+
+# determine the layer 3 linux network device of the given logical interface
+# 1: destination variable
+# 2: interface
+network_get_device() { __network_ifstatus "$1" "$2" ".l3_device"; }
+
+# determine the layer 2 linux network device of the given logical interface
+# 1: destination variable
+# 2: interface
+network_get_physdev() { __network_ifstatus "$1" "$2" ".device"; }
+
+# defer netifd actions on the given linux network device
+# 1: device name
+network_defer_device()
+{
+ ubus call network.device set_state \
+ "$(printf '{ "name": "%s", "defer": true }' "$1")" 2>/dev/null
+}
+
+# continue netifd actions on the given linux network device
+# 1: device name
+network_ready_device()
+{
+ ubus call network.device set_state \
+ "$(printf '{ "name": "%s", "defer": false }' "$1")" 2>/dev/null
}
-network_get_device() { __network_device "$1" "$2" l3_device; }
-network_get_physdev() { __network_device "$1" "$2" device; }
+# flush the internal value cache to force re-reading values from ubus
+network_flush_cache() { unset __NETWORK_CACHE; }