c6b98e6e1c97076c2400ff25a77d67dfc43648cb
[openwrt/svn-archive/archive.git] / package / base-files / files / lib / functions / network.sh
1 . /usr/share/libubox/jshn.sh
2
3 __network_ipaddr()
4 {
5 local __var="$1"
6 local __iface="$2"
7 local __family="$3"
8 local __prefix="${4:-0}"
9
10 local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)"
11
12 json_load "${__tmp:-{}}"
13 json_get_type __tmp "ipv${__family}_address"
14
15 if [ "$__tmp" = array ]; then
16
17 json_select "ipv${__family}_address"
18 json_get_type __tmp 1
19
20 if [ "$__tmp" = object ]; then
21
22 json_select 1
23 json_get_var $__var address
24
25 [ $__prefix -gt 0 ] && {
26 json_get_var __tmp mask
27 eval "export -- \"$__var=\${$__var}/$__tmp\""
28 }
29
30 return 0
31 fi
32 fi
33
34 return 1
35 }
36
37 network_get_ipaddr() { __network_ipaddr "$1" "$2" 4 0; }
38 network_get_ipaddr6() { __network_ipaddr "$1" "$2" 6 0; }
39
40 network_get_subnet() { __network_ipaddr "$1" "$2" 4 1; }
41 network_get_subnet6() { __network_ipaddr "$1" "$2" 6 1; }
42
43
44 __network_gateway()
45 {
46 local __var="$1"
47 local __iface="$2"
48 local __family="$3"
49
50 local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)"
51 local __idx=1
52 local __enabled
53
54 json_load "${__tmp:-{}}"
55
56 if json_get_type __tmp route && [ "$__tmp" = array ]; then
57
58 json_select route
59
60 while json_get_type __tmp "$__idx" && [ "$__tmp" = object ]; do
61
62 json_select "$((__idx++))"
63 json_get_var __tmp target
64 json_get_var __enabled enabled
65
66 case "${__enabled}/${__family}/${__tmp}" in
67 1/4/0.0.0.0|1/6/::)
68 json_get_var "$__var" nexthop
69 return $?
70 ;;
71 esac
72
73 json_select ".."
74
75 done
76 fi
77
78 return 1
79 }
80
81 network_get_gateway() { __network_gateway "$1" "$2" 4; }
82 network_get_gateway6() { __network_gateway "$1" "$2" 6; }
83
84
85 __network_wan() {
86 local __var="$1"
87 local __family="$2"
88 local __iface
89
90 for __iface in $(ubus list | sed -ne 's/^network\.interface\.//p'); do
91 if __network_gateway "$__var" "$__iface" "$__family"; then
92 eval "export -- \"$__var=$__iface\""
93 return 0
94 fi
95 done
96
97 eval "export -- \"$__var=\""
98 return 1
99 }
100
101 network_find_wan() { __network_wan "$1" 4; }
102 network_find_wan6() { __network_wan "$1" 6; }
103
104
105 __network_device()
106 {
107 local __var="$1"
108 local __iface="$2"
109 local __field="$3"
110
111 local __tmp="$(ubus call network.interface."$__iface" status 2>/dev/null)"
112 [ -n "$__tmp" ] || return 1
113
114 json_load "$__tmp"
115 json_get_var "$__var" "$__field"
116 }
117
118 network_is_up()
119 {
120 local __up
121 __network_device __up "$1" up && [ $__up -eq 1 ]
122 }
123
124 network_get_device() { __network_device "$1" "$2" l3_device; }
125 network_get_physdev() { __network_device "$1" "$2" device; }
126
127
128 __network_defer()
129 {
130 local __device="$1"
131 local __defer="$2"
132
133 json_init
134 json_add_string name "$__device"
135 json_add_boolean defer "$__defer"
136
137 ubus call network.device set_state "$(json_dump)" 2>/dev/null
138 }
139
140 network_defer_device() { __network_defer "$1" 1; }
141 network_ready_device() { __network_defer "$1" 0; }