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mirror of https://github.com/v2fly/v2ray-core.git synced 2024-11-05 09:47:56 -05:00
v2fly/common/net/ipnet_test.go
2017-12-25 21:54:44 +01:00

134 lines
3.3 KiB
Go

package net_test
import (
"net"
"os"
"path/filepath"
"testing"
proto "github.com/golang/protobuf/proto"
"v2ray.com/core/app/router"
"v2ray.com/core/common/platform"
"v2ray.com/ext/sysio"
"v2ray.com/core/common"
. "v2ray.com/core/common/net"
. "v2ray.com/ext/assert"
)
func parseCIDR(str string) *net.IPNet {
_, ipNet, err := net.ParseCIDR(str)
common.Must(err)
return ipNet
}
func TestIPNet(t *testing.T) {
assert := With(t)
ipNet := NewIPNetTable()
ipNet.Add(parseCIDR(("0.0.0.0/8")))
ipNet.Add(parseCIDR(("10.0.0.0/8")))
ipNet.Add(parseCIDR(("100.64.0.0/10")))
ipNet.Add(parseCIDR(("127.0.0.0/8")))
ipNet.Add(parseCIDR(("169.254.0.0/16")))
ipNet.Add(parseCIDR(("172.16.0.0/12")))
ipNet.Add(parseCIDR(("192.0.0.0/24")))
ipNet.Add(parseCIDR(("192.0.2.0/24")))
ipNet.Add(parseCIDR(("192.168.0.0/16")))
ipNet.Add(parseCIDR(("198.18.0.0/15")))
ipNet.Add(parseCIDR(("198.51.100.0/24")))
ipNet.Add(parseCIDR(("203.0.113.0/24")))
ipNet.Add(parseCIDR(("8.8.8.8/32")))
ipNet.AddIP(net.ParseIP("91.108.4.0"), 16)
assert(ipNet.Contains(ParseIP("192.168.1.1")), IsTrue)
assert(ipNet.Contains(ParseIP("192.0.0.0")), IsTrue)
assert(ipNet.Contains(ParseIP("192.0.1.0")), IsFalse)
assert(ipNet.Contains(ParseIP("0.1.0.0")), IsTrue)
assert(ipNet.Contains(ParseIP("1.0.0.1")), IsFalse)
assert(ipNet.Contains(ParseIP("8.8.8.7")), IsFalse)
assert(ipNet.Contains(ParseIP("8.8.8.8")), IsTrue)
assert(ipNet.Contains(ParseIP("2001:cdba::3257:9652")), IsFalse)
assert(ipNet.Contains(ParseIP("91.108.255.254")), IsTrue)
}
func TestGeoIPCN(t *testing.T) {
assert := With(t)
common.Must(sysio.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(os.Getenv("GOPATH"), "src", "v2ray.com", "core", "release", "config", "geoip.dat")))
ips, err := loadGeoIP("CN")
common.Must(err)
ipNet := NewIPNetTable()
for _, ip := range ips {
ipNet.AddIP(ip.Ip, byte(ip.Prefix))
}
assert(ipNet.Contains([]byte{8, 8, 8, 8}), IsFalse)
}
func loadGeoIP(country string) ([]*router.CIDR, error) {
geoipBytes, err := sysio.ReadAsset("geoip.dat")
if err != nil {
return nil, err
}
var geoipList router.GeoIPList
if err := proto.Unmarshal(geoipBytes, &geoipList); err != nil {
return nil, err
}
for _, geoip := range geoipList.Entry {
if geoip.CountryCode == country {
return geoip.Cidr, nil
}
}
panic("country not found: " + country)
}
func BenchmarkIPNetQuery(b *testing.B) {
common.Must(sysio.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(os.Getenv("GOPATH"), "src", "v2ray.com", "core", "release", "config", "geoip.dat")))
ips, err := loadGeoIP("CN")
common.Must(err)
ipNet := NewIPNetTable()
for _, ip := range ips {
ipNet.AddIP(ip.Ip, byte(ip.Prefix))
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
ipNet.Contains([]byte{8, 8, 8, 8})
}
}
func BenchmarkCIDRQuery(b *testing.B) {
common.Must(sysio.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(os.Getenv("GOPATH"), "src", "v2ray.com", "core", "release", "config", "geoip.dat")))
ips, err := loadGeoIP("CN")
common.Must(err)
ipNet := make([]*net.IPNet, 0, 1024)
for _, ip := range ips {
if len(ip.Ip) != 4 {
continue
}
ipNet = append(ipNet, &net.IPNet{
IP: net.IP(ip.Ip),
Mask: net.CIDRMask(int(ip.Prefix), 32),
})
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
for _, n := range ipNet {
if n.Contains([]byte{8, 8, 8, 8}) {
break
}
}
}
}