base-files: depend on jsonfilter and rewrite network.sh to use it
Switches /lib/functions/network.sh from jshn based json parsing to jsonfilter expression while keeping the existing api. Expensive methods like "network_find_wan" are up to 20x faster now. Signed-off-by: Jo-Philipp Wich <jow@openwrt.org> SVN-Revision: 41281v19.07.3_mercusys_ac12_duma
Jo-Philipp Wich
10 years ago
parent
1d94972925
commit
7eb721425e
@ -1,427 +1,234 @@
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. /usr/share/libubox/jshn.sh
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__network_set_cache()
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{
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if [ -n "$3" ]; then
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eval "export -- __NETWORK_CV_$1='$3'"
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__NETWORK_CACHE="${__NETWORK_CACHE:+$__NETWORK_CACHE }__NETWORK_CV_$1"
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elif json_get_var "__NETWORK_CV_$1" "$2"; then
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__NETWORK_CACHE="${__NETWORK_CACHE:+$__NETWORK_CACHE }__NETWORK_CV_$1"
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fi
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}
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__network_export()
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{
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local __v="__NETWORK_CV_$2"
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eval "export -- \"$1=\${$__v:+\${$__v$4}$3}\"; [ -n \"\${$__v+x}\" ]"
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}
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__network_parse_ifstatus()
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{
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local __iface="$1"
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local __key="${__iface}"
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# 1: destination variable
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# 2: interface
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# 3: path
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# 4: separator
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# 5: limit
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__network_ifstatus() {
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local __tmp
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local __idx
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local __list
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local __old_ns
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case "$__iface" in
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*[^a-zA-Z0-9_]*) return 1 ;;
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esac
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__network_export __tmp "${__key}__parsed" && return 0
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__tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)"
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[ -n "$__tmp" ] || return 1
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json_set_namespace "network" __old_ns
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json_load "$__tmp"
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__network_set_cache "${__key}__parsed" "" "1"
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for __tmp in "" "_inactive"; do
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__key="${__key}${__tmp}"
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# parse addresses
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local __family
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for __family in 4 6; do
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__list=""
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if json_is_a "ipv${__family}_address" array; then
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json_select "ipv${__family}_address"
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__idx=1
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while json_is_a "$__idx" object; do
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json_select "$((__idx++))"
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json_get_var __tmp "address" && __list="${__list:+$__list }$__tmp"
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json_get_var __tmp "mask" && __list="${__list:+$__list/}$__tmp"
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json_select ".."
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done
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json_select ".."
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fi
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if json_is_a "ipv${__family}_prefix_assignment" array; then
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json_select "ipv${__family}_prefix_assignment"
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__idx=1
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while json_is_a "$__idx" object; do
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json_select "$((__idx++))"
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json_get_var __tmp "address" && __list="${__list:+$__list }${__tmp}1"
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json_get_var __tmp "mask" && __list="${__list:+$__list/}$__tmp"
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json_select ".."
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done
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json_select ".."
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fi
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if [ -n "$__list" ]; then
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__network_set_cache "${__key}_address${__family}" "" "$__list"
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fi
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done
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# parse prefixes
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if json_is_a "ipv6_prefix" array; then
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json_select "ipv6_prefix"
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__idx=1
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__list=""
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while json_is_a "$__idx" object; do
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json_select "$((__idx++))"
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json_get_var __tmp "address" && __list="${__list:+$__list }$__tmp"
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json_get_var __tmp "mask" && __list="${__list:+$__list/}$__tmp"
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json_select ".."
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done
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json_select ".."
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if [ -n "$__list" ]; then
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__network_set_cache "${__key}_prefix6" "" "$__list"
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fi
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fi
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# parse routes
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if json_is_a route array; then
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json_select "route"
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local __idx=1
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while json_is_a "$__idx" object; do
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json_select "$((__idx++))"
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json_get_var __tmp table
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if [ -z "$__tmp" ]; then
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json_get_var __tmp target
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case "${__tmp}" in
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0.0.0.0)
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__network_set_cache "${__key}_gateway4" nexthop
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;;
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::)
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__network_set_cache "${__key}_gateway6" nexthop
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;;
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esac
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fi
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json_select ".."
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done
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json_select ".."
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fi
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# parse dns info
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local __field
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for __field in "dns_server" "dns_search"; do
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if json_is_a "$__field" array; then
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json_select "$__field"
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__idx=1
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__list=""
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while json_is_a "$__idx" string; do
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json_get_var __tmp "$((__idx++))"
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__list="${__list:+$__list }$__tmp"
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done
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json_select ".."
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if [ -n "$__list" ]; then
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__network_set_cache "${__key}_${__field}" "" "$__list"
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fi
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fi
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done
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# parse up state, proto, device and physdev
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for __field in "up" "proto" "l3_device" "device"; do
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if json_get_type __tmp "$__field"; then
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__network_set_cache "${__key}_${__field}" "$__field"
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fi
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done
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# descend into inactive table
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json_is_a "inactive" object && json_select "inactive"
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done
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json_cleanup
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json_set_namespace "$__old_ns"
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return 0
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}
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[ -z "$__NETWORK_CACHE" ] && \
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export __NETWORK_CACHE="$(ubus call network.interface dump)"
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__network_ipaddr()
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{
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local __var="$1"
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local __iface="$2"
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local __field="$3"
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local __subst="$4"
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local __list="$5"
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local __tmp=""
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__tmp="$(jsonfilter ${4:+-F "$4"} ${5:+-l "$5"} -s "$__NETWORK_CACHE" -e "$1=@.interface${2:+[@.interface='$2']}$3")"
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__network_parse_ifstatus "$__iface" || return 1
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[ -z "$__tmp" ] && \
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unset "$1" && \
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return 1
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if [ $__list = 1 ] && [ -n "$__subst" ]; then
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__network_export "__list" "${__iface}_${__field}"
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for __list in $__list; do
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eval "__tmp=\"${__tmp:+$__tmp }\${__list$__subst}\""
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done
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export -- "$__var=$__tmp"; [ -n "$__tmp" ]
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return $?
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fi
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__network_export "$__var" "${__iface}_${__field}" "" "$__subst"
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return $?
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eval "$__tmp"
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}
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# determine first IPv4 address of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_ipaddr() { __network_ipaddr "$1" "$2" "address4" "%%/*" 0; }
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network_get_ipaddr() {
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__network_ifstatus "$1" "$2" "['ipv4-address'][0].address";
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}
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# determine first IPv6 address of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_ipaddr6() { __network_ipaddr "$1" "$2" "address6" "%%/*" 0; }
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network_get_ipaddr6() {
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__network_ifstatus "$1" "$2" "['ipv6-address'][0].address";
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}
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# determine first IPv4 subnet of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_subnet() { __network_ipaddr "$1" "$2" "address4" "%% *" 0; }
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network_get_subnet() {
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__network_ifstatus "$1" "$2" "['ipv4-address'][0]['address','mask']" "/"
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}
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# determine first IPv6 subnet of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_subnet6() { __network_ipaddr "$1" "$2" "address6" "%% *" 0; }
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network_get_subnet6() {
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__network_ifstatus "$1" "$2" "['ipv6-address'][0]['address','mask']" "/"
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}
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# determine first IPv6 prefix of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_prefix6() { __network_ipaddr "$1" "$2" "prefix6" "%% *" 0; }
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network_get_prefix6() {
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__network_ifstatus "$1" "$2" "['ipv6-prefix'][0]['address','mask']" "/"
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}
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# determine all IPv4 addresses of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_ipaddrs() { __network_ipaddr "$1" "$2" "address4" "%%/*" 1; }
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network_get_ipaddrs() {
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__network_ifstatus "$1" "$2" "['ipv4-address'][*].address"
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}
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# determine all IPv6 addresses of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_ipaddrs6() { __network_ipaddr "$1" "$2" "address6" "%%/*" 1; }
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network_get_ipaddrs6() {
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local __addr
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local __list=""
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if __network_ifstatus "__addr" "$2" "['ipv6-address','ipv6-prefix-assignment'][*].address"; then
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for __addr in $__addr; do
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case "$__addr" in
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*:) __list="${__list:+$__list }${__addr}1" ;;
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*) __list="${__list:+$__list }${__addr}" ;;
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esac
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done
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export "$1=$__list"
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return 0
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fi
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unset "$1"
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return 1
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}
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# determine all IPv4 subnets of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_subnets() { __network_ipaddr "$1" "$2" "address4" "" 1; }
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network_get_subnets() {
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__network_ifstatus "$1" "$2" "['ipv4-address'][*]['address','mask']" "/ "
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}
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# determine all IPv6 subnets of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_subnets6() { __network_ipaddr "$1" "$2" "address6" "" 1; }
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# determine all IPv6 prefixes of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_prefixes6() { __network_ipaddr "$1" "$2" "prefix6" "" 1; }
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network_get_subnets6() {
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local __addr
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local __list=""
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__network_gateway()
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{
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local __var="$1"
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local __iface="$2"
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local __family="$3"
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local __inactive="$4"
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__network_parse_ifstatus "$__iface" || return 1
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if __network_ifstatus "__addr" "$2" "['ipv6-address','ipv6-prefix-assignment'][*]['address','mask']" "/ "; then
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for __addr in $__addr; do
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case "$__addr" in
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*:/*) __list="${__list:+$__list }${__addr%/*}1/${__addr##*/}" ;;
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*) __list="${__list:+$__list }${__addr}" ;;
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esac
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done
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if [ "$__inactive" = 1 -o "$__inactive" = "true" ]; then
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__network_export "$__var" "${__iface}_inactive_gateway${__family}" && \
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return 0
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export "$1=$__list"
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return 0
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fi
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__network_export "$__var" "${__iface}_gateway${__family}"
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return $?
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unset "$1"
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return 1
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}
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# determine all IPv6 prefixes of given logical interface
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# 1: destination variable
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# 2: interface
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network_get_prefixes6() {
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__network_ifstatus "$1" "$2" "['ipv6-prefix'][*]['address','mask']" "/ "
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}
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# determine IPv4 gateway of given logical interface
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# 1: destination variable
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# 2: interface
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# 3: consider inactive gateway if "true" (optional)
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network_get_gateway() { __network_gateway "$1" "$2" 4 "${3:-0}"; }
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network_get_gateway() {
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__network_ifstatus "$1" "$2" ".route[@.target='0.0.0.0' && !@.table].nexthop" "" 1 && \
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return 0
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[ "$3" = 1 -o "$3" = "true" ] && \
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__network_ifstatus "$1" "$2" ".inactive.route[@.target='0.0.0.0' && !@.table].nexthop" "" 1
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}
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# determine IPv6 gateway of given logical interface
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# 1: destination variable
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# 2: interface
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# 3: consider inactive gateway if "true" (optional)
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network_get_gateway6() { __network_gateway "$1" "$2" 6 "${3:-0}"; }
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__network_dns() {
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local __var="$1"
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local __iface="$2"
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local __field="$3"
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local __inactive="$4"
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__network_parse_ifstatus "$__iface" || return 1
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if [ "$__inactive" = 1 -o "$__inactive" = "true" ]; then
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__network_export "$__var" "${__iface}_inactive_${__field}" && \
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return 0
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fi
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network_get_gateway6() {
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__network_ifstatus "$1" "$2" ".route[@.target='::' && !@.table].nexthop" "" 1 && \
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return 0
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__network_export "$__var" "${__iface}_${__field}"
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return $?
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[ "$3" = 1 -o "$3" = "true" ] && \
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__network_ifstatus "$1" "$2" ".inactive.route[@.target='::' && !@.table].nexthop" "" 1
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}
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# determine the DNS servers of the given logical interface
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# 1: destination variable
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# 2: interface
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# 3: consider inactive servers if "true" (optional)
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network_get_dnsserver() { __network_dns "$1" "$2" dns_server "${3:-0}"; }
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network_get_dnsserver() {
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__network_ifstatus "$1" "$2" "['dns-server'][*]" && return 0
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[ "$3" = 1 -o "$3" = "true" ] && \
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__network_ifstatus "$1" "$2" ".inactive['dns-server'][*]"
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}
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# determine the domains of the given logical interface
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# 1: destination variable
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# 2: interface
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# 3: consider inactive domains if "true" (optional)
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network_get_dnssearch() { __network_dns "$1" "$2" dns_search "${3:-0}"; }
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network_get_dnssearch() {
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__network_ifstatus "$1" "$2" "['dns-search'][*]" && return 0
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[ "$3" = 1 -o "$3" = "true" ] && \
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__network_ifstatus "$1" "$2" ".inactive['dns-search'][*]"
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}
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# 1: destination variable
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# 2: addr
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# 3: inactive
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__network_wan()
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{
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local __var="$1"
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local __family="$2"
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local __inactive="$3"
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local __iface
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for __iface in $(ubus list | sed -ne 's/^network\.interface\.//p'); do
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if [ "$__iface" != loopback ]; then
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if __network_gateway "$__var" "$__iface" "$__family" "$__inactive"; then
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eval "export -- \"$__var=$__iface\""
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return 0
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fi
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fi
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done
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eval "export -- \"$__var=\""
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return 1
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__network_ifstatus "$1" "" \
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"[@.route[@.target='$2' && !@.table]].interface" "" 1 && \
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return 0
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[ "$3" = 1 -o "$3" = "true" ] && \
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__network_ifstatus "$1" "" \
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"[@.inactive.route[@.target='$2' && !@.table]].interface" "" 1
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}
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# find the logical interface which holds the current IPv4 default route
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# 1: destination variable
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# 2: consider inactive default routes if "true" (optional)
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network_find_wan() { __network_wan "$1" 4 "${2:-0}"; }
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network_find_wan() { __network_wan "$1" "0.0.0.0" "$2"; }
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# find the logical interface which holds the current IPv6 default route
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# 1: destination variable
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# 2: consider inactive dafault routes if "true" (optional)
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network_find_wan6() { __network_wan "$1" 6 "${2:-0}"; }
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__network_device()
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{
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local __var="$1"
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local __iface="$2"
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local __field="$3"
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__network_parse_ifstatus "$__iface" || return 1
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__network_export "$__var" "${__iface}_${__field}"
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return $?
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}
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network_find_wan6() { __network_wan "$1" "::" "$2"; }
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# test whether the given logical interface is running
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# 1: interface
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network_is_up()
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{
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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_device "$1" "$2" proto; }
|
||||
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_device "$1" "$2" l3_device; }
|
||||
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_device "$1" "$2" device; }
|
||||
|
||||
|
||||
__network_defer()
|
||||
{
|
||||
local __device="$1"
|
||||
local __defer="$2"
|
||||
|
||||
json_init
|
||||
json_add_string name "$__device"
|
||||
json_add_boolean defer "$__defer"
|
||||
|
||||
ubus call network.device set_state "$(json_dump)" 2>/dev/null
|
||||
}
|
||||
network_get_physdev() { __network_ifstatus "$1" "$2" ".device"; }
|
||||
|
||||
# defer netifd actions on the given linux network device
|
||||
# 1: device name
|
||||
network_defer_device() { __network_defer "$1" 1; }
|
||||
network_defer_device()
|
||||
{
|
||||
ubus call network.device set_state \
|
||||
"$(printf '{ "name": "%s", "defer": true }' "$1")" 2>/dev/null
|
||||
}
|
||||
|
||||
# continue netifd actions on the given linux network device
|
||||
# 1: device name
|
||||
network_ready_device() { __network_defer "$1" 0; }
|
||||
|
||||
# flush the internal value cache to force re-reading values from ubus
|
||||
network_flush_cache()
|
||||
network_ready_device()
|
||||
{
|
||||
local __tmp
|
||||
for __tmp in $__NETWORK_CACHE __NETWORK_CACHE; do
|
||||
unset "$__tmp"
|
||||
done
|
||||
ubus call network.device set_state \
|
||||
"$(printf '{ "name": "%s", "defer": false }' "$1")" 2>/dev/null
|
||||
}
|
||||
|
||||
# flush the internal value cache to force re-reading values from ubus
|
||||
network_flush_cache() { unset __NETWORK_CACHE; }
|
||||
|
||||
Loading…
Reference in New Issue