mirror of https://github.com/hak5/openwrt.git
base-files: network.sh: extend network_get_ipaddr6() / network_get_subnet6() to take ipv6-prefix-assignment into account, add further helper functions to fetch all ips of a given interface
SVN-Revision: 36942lede-17.01
Jo-Philipp Wich
parent
749e989215
commit
265a2deba3
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@ -13,7 +13,7 @@ __network_set_cache()
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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$3}\"; [ -n \"\${$__v+x}\" ]"
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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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@ -21,6 +21,8 @@ __network_parse_ifstatus()
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local __iface="$1"
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local __key="${__iface}"
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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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__network_export __tmp "${__key}__parsed" && return 0
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@ -39,36 +41,76 @@ __network_parse_ifstatus()
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# parse addresses
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local __family
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for __family in 4 6; do
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__list=""
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if json_is_a "ipv${__family}_address" array; then
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json_select "ipv${__family}_address"
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if json_is_a 1 object; then
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__idx=1
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json_select 1
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__network_set_cache "${__key}_address${__family}" address
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__network_set_cache "${__key}_mask${__family}" mask
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while json_is_a "$__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/}$__tmp"
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json_select ".."
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fi
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done
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json_select ".."
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fi
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if json_is_a "ipv${__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}" "" "$__list"
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fi
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done
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# parse prefixes
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if json_is_a "ipv6_prefix" array; then
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json_select "ipv6_prefix"
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if json_is_a 1 object; then
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json_select 1
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__network_set_cache "${__key}_prefix6_address" address
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__network_set_cache "${__key}_prefix6_mask" mask
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__idx=1
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__list=""
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while json_is_a "$__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/}$__tmp"
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json_select ".."
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fi
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done
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json_select ".."
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if [ -n "$__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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@ -110,20 +152,20 @@ __network_parse_ifstatus()
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json_select "$__field"
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local __idx=1
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local __dns=""
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__idx=1
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__list=""
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while json_is_a "$__idx" string; do
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json_get_var __tmp "$((__idx++))"
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__dns="${__dns:+$__dns }$__tmp"
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__list="${__list:+$__list }$__tmp"
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done
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json_select ".."
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if [ -n "$__dns" ]; then
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__network_set_cache "${__key}_${__field}" "" "$__dns"
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if [ -n "$__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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@ -151,56 +193,78 @@ __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 __family="$3"
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local __prefix="$4"
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local __tmp
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local __field="$3"
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local __subst="$4"
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local __list="$5"
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local __tmp=""
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__network_parse_ifstatus "$__iface" || return 1
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if [ $__prefix -eq 1 ]; then
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__network_export __tmp "${__iface}_mask${__family}" && \
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__network_export "$__var" "${__iface}_address${__family}" "/$__tmp"
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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" "${__iface}_address${__family}"
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return $?
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}
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# determine 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" 4 0; }
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# determine 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" 6 0; }
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# determine 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" 4 1; }
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# determine 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" 6 1; }
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# determine IPv6 prefix
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network_get_prefix6() {
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local __var="$1"
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local __iface="$2"
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local __address
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local __mask
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__network_parse_ifstatus "$__iface" || return 1
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__network_export __mask "${__iface}_prefix6_mask" || return 1
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__network_export "$__var" "${__iface}_prefix6_address" "/$__mask"
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__network_export "$__var" "${__iface}_${__field}" "" "$__subst"
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return $?
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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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# 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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# 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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# 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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# 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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# 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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# 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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# 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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# 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_gateway()
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{
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