-. /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 "$__NETWORK_CACHE" ] && \
+ export __NETWORK_CACHE="$(ubus call network.interface dump)"
- 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() {
+ local __addr
- json_select 1
- json_get_var $__var address
+ if __network_ifstatus "__addr" "$2" "['ipv6-address','ipv6-prefix-assignment'][0].address"; then
+ case "$__addr" in
+ *:) export "$1=${__addr}1" ;;
+ *) export "$1=${__addr}" ;;
+ esac
+ return 0
+ fi
- [ $__prefix -gt 0 ] && {
- json_get_var __tmp mask
- eval "export -- \"$__var=\${$__var}/$__tmp\""
- }
+ unset $1
+ return 1
+}
- return 0
- fi
+# 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']" "/"
+}
+
+# determine first IPv6 subnet of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_subnet6() {
+ __network_ifstatus "$1" "$2" "['ipv6-address'][0]['address','mask']" "/"
+}
+
+# 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']" "/"
+}
+
+# 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=""
+
+ if __network_ifstatus "__addr" "$2" "['ipv6-address','ipv6-prefix-assignment'][*].address"; then
+ for __addr in $__addr; do
+ case "$__addr" in
+ *:) __list="${__list:+$__list }${__addr}1" ;;
+ *) __list="${__list:+$__list }${__addr}" ;;
+ esac
+ done
+
+ export "$1=$__list"
+ return 0
fi
+ unset "$1"
return 1
}
-network_get_ipaddr() { __network_ipaddr "$1" "$2" 4 0; }
-network_get_ipaddr6() { __network_ipaddr "$1" "$2" 6 0; }
+# determine all IP addresses of given logical interface
+# 1: destination variable
+# 2: interface
+network_get_ipaddrs_all() {
+ local __addr
+ local __list=""
-network_get_subnet() { __network_ipaddr "$1" "$2" 4 1; }
-network_get_subnet6() { __network_ipaddr "$1" "$2" 6 1; }
+ if __network_ifstatus "__addr" "$2" "['ipv4-address','ipv6-address','ipv6-prefix-assignment'][*].address"; then
+ for __addr in $__addr; do
+ case "$__addr" in
+ *:) __list="${__list:+$__list }${__addr}1" ;;
+ *) __list="${__list:+$__list }${__addr}" ;;
+ esac
+ done
+ export "$1=$__list"
+ return 0
+ fi
-__network_device()
-{
- local __var="$1"
- local __iface="$2"
- local __field="$3"
+ unset "$1"
+ return 1
+}
- local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)"
- [ -n "$__tmp" ] || return 1
+# 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
+ local __list=""
+
+ if __network_ifstatus "__addr" "$2" "['ipv6-address','ipv6-prefix-assignment'][*]['address','mask']" "/ "; then
+ for __addr in $__addr; do
+ case "$__addr" in
+ *:/*) __list="${__list:+$__list }${__addr%/*}1/${__addr##*/}" ;;
+ *) __list="${__list:+$__list }${__addr}" ;;
+ esac
+ done
- json_load "$__tmp"
- json_get_var "$__var" "$__field"
+ 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 ]
}
-network_get_device() { __network_device "$1" "$2" l3_device; }
-network_get_physdev() { __network_device "$1" "$2" device; }
+# 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"; }
-__network_defer()
-{
- local __device="$1"
- local __defer="$2"
+# determine the layer 2 linux network device of the given logical interface
+# 1: destination variable
+# 2: interface
+network_get_physdev() { __network_ifstatus "$1" "$2" ".device"; }
- json_init
- json_add_string name "$__device"
- json_add_boolean defer "$__defer"
+# defer netifd actions on the given linux network device
+# 1: device name
+network_defer_device()
+{
+ ubus call network.device set_state \
+ "$(printf '{ "name": "%s", "defer": true }' "$1")" 2>/dev/null
+}
- ubus call network.device set_state "$(json_dump)" 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_defer_device() { __network_defer "$1" 1; }
-network_ready_device() { __network_defer "$1" 0; }
+# flush the internal value cache to force re-reading values from ubus
+network_flush_cache() { unset __NETWORK_CACHE; }