Files
zeekayandHanzo Dev 03fcdb55d6 Go 1.27.1, and the code it can say more simply
Modules declare go 1.27.1 and the build images follow. go fix applied the
modernizers; omitzero is not applied, since it changes what the JSON says.


Co-authored-by: Hanzo Dev <[email protected]>
2026-09-16 19:27:30 -07:00

97 lines
2.4 KiB
Go

// Copyright 2023 Hanzo Industries Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package util
import (
"embed"
"fmt"
"io/fs"
"net/http"
"strings"
)
//go:embed 17monipdb.dat
var ipDbData embed.FS
func InitIpDb() {
data, err := fs.ReadFile(ipDbData, "17monipdb.dat")
if err != nil {
panic(err)
}
InitWithData(data)
}
func GetDescFromIP(ip string) string {
info, err := Find(ip)
if err != nil {
return ""
}
res := info.Country + ", " + info.Region + ", " + info.City
if info.Isp != Null {
res += ", " + info.Isp
}
return res
}
func GetIPInfo(clientIP string) string {
if clientIP == "" {
return ""
}
ips := strings.Split(clientIP, ",")
var res strings.Builder
for i := range ips {
ip := strings.TrimSpace(ips[i])
// desc := GetDescFromIP(ip)
ipstr := fmt.Sprintf("%s: %s", ip, "")
if i != len(ips)-1 {
res.WriteString(ipstr + " -> ")
} else {
res.WriteString(ipstr)
}
}
return res.String()
}
func GetIPFromRequest(req *http.Request) string {
return GetClientIP(req.Header.Get("x-forwarded-for"), req.RemoteAddr)
}
// GetClientIP formats the client IP description from the raw x-forwarded-for
// header and the transport remote address — the transport-agnostic core shared
// by the net/http path (GetIPFromRequest) and the ZAP path (a zip.Ctx hands the
// header plus its fasthttp RemoteAddr). x-forwarded-for wins; otherwise the
// remote address host is parsed (IPv4 host:port or bracketed IPv6).
func GetClientIP(xForwardedFor, remoteAddr string) string {
clientIP := xForwardedFor
if clientIP == "" {
ipPort := strings.Split(remoteAddr, ":")
if len(ipPort) >= 1 && len(ipPort) <= 2 {
clientIP = ipPort[0]
} else if len(ipPort) > 2 {
idx := strings.LastIndex(remoteAddr, ":")
clientIP = remoteAddr[0:idx]
clientIP = strings.TrimLeft(clientIP, "[")
clientIP = strings.TrimRight(clientIP, "]")
}
}
return GetIPInfo(clientIP)
}