mirror of https://github.com/v2ray/v2ray-core
43 lines
780 B
Go
43 lines
780 B
Go
package main
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import (
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"bufio"
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"fmt"
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"net"
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"os"
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"path/filepath"
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"strings"
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v2net "github.com/v2ray/v2ray-core/common/net"
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)
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func main() {
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GOPATH := os.Getenv("GOPATH")
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src := filepath.Join(GOPATH, "src", "github.com", "v2ray", "v2ray-core", "tools", "chinaip", "ipv4.txt")
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reader, err := os.Open(src)
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if err != nil {
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panic(err)
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}
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ipNet := v2net.NewIPNet()
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scanner := bufio.NewScanner(reader)
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for scanner.Scan() {
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line := scanner.Text()
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line = strings.TrimSpace(line)
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if len(line) == 0 {
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break
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}
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_, t, err := net.ParseCIDR(line)
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if err != nil {
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panic(err)
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}
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ipNet.Add(t)
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}
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dump := ipNet.Serialize()
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fmt.Println("map[uint32]byte {")
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for i := 0; i < len(dump); i += 2 {
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fmt.Println(dump[i], ": ", dump[i+1], ",")
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}
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fmt.Println("}")
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}
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