1Panel/core/middleware/api_auth.go

118 lines
3.2 KiB
Go

package middleware
import (
"crypto/md5"
"encoding/hex"
"github.com/1Panel-dev/1Panel/core/app/api/v2/helper"
"github.com/1Panel-dev/1Panel/core/constant"
"github.com/1Panel-dev/1Panel/core/global"
"github.com/1Panel-dev/1Panel/core/utils/common"
"github.com/gin-gonic/gin"
"net"
"strconv"
"strings"
"time"
)
func ApiAuth() gin.HandlerFunc {
return func(c *gin.Context) {
if strings.HasPrefix(c.Request.URL.Path, "/api/v2/core/auth") {
c.Next()
return
}
panelToken := c.GetHeader("1Panel-Token")
panelTimestamp := c.GetHeader("1Panel-Timestamp")
if panelToken != "" || panelTimestamp != "" {
if global.Api.ApiInterfaceStatus == constant.StatusEnable {
clientIP := c.ClientIP()
if !isValid1PanelTimestamp(panelTimestamp) {
helper.BadAuth(c, "ErrApiConfigKeyTimeInvalid", nil)
return
}
if !isValid1PanelToken(panelToken, panelTimestamp) {
helper.BadAuth(c, "ErrApiConfigKeyInvalid", nil)
return
}
if !isIPInWhiteList(clientIP) {
helper.BadAuth(c, "ErrApiConfigIPInvalid", nil)
return
}
c.Set("API_AUTH", true)
c.Next()
return
} else {
helper.BadAuth(c, "ErrApiConfigStatusInvalid", nil)
return
}
}
}
}
func isValid1PanelTimestamp(panelTimestamp string) bool {
apiKeyValidityTime := global.Api.ApiKeyValidityTime
apiTime, err := strconv.Atoi(apiKeyValidityTime)
if err != nil || apiTime < 0 {
global.LOG.Errorf("apiTime %d, err: %v", apiTime, err)
return false
}
if apiTime == 0 {
return true
}
panelTime, err := strconv.ParseInt(panelTimestamp, 10, 64)
if err != nil {
global.LOG.Errorf("panelTimestamp %s, panelTime %d, apiTime %d, err: %v", panelTimestamp, apiTime, panelTime, err)
return false
}
nowTime := time.Now().Unix()
tolerance := int64(60)
if panelTime > nowTime+tolerance {
global.LOG.Errorf("Valid Panel Timestamp, apiTime %d, panelTime %d, nowTime %d, err: %v", apiTime, panelTime, nowTime, err)
return false
}
return nowTime-panelTime <= int64(apiTime)*60+tolerance
}
func isValid1PanelToken(panelToken string, panelTimestamp string) bool {
system1PanelToken := global.Api.ApiKey
return panelToken == GenerateMD5("1panel"+system1PanelToken+panelTimestamp)
}
func isIPInWhiteList(clientIP string) bool {
ipWhiteString := global.Api.IpWhiteList
if len(ipWhiteString) == 0 {
global.LOG.Error("IP whitelist is empty")
return false
}
ipWhiteList, ipErr := common.HandleIPList(ipWhiteString)
if ipErr != nil {
global.LOG.Errorf("Failed to handle IP list: %v", ipErr)
return false
}
clientParsedIP := net.ParseIP(clientIP)
if clientParsedIP == nil {
return false
}
iPv4 := clientParsedIP.To4()
iPv6 := clientParsedIP.To16()
for _, cidr := range ipWhiteList {
if (iPv4 != nil && (cidr == "0.0.0.0" || cidr == "0.0.0.0/0" || iPv4.String() == cidr)) || (iPv6 != nil && (cidr == "::/0" || iPv6.String() == cidr)) {
return true
}
_, ipNet, err := net.ParseCIDR(cidr)
if err != nil {
continue
}
if (iPv4 != nil && ipNet.Contains(iPv4)) || (iPv6 != nil && ipNet.Contains(iPv6)) {
return true
}
}
return false
}
func GenerateMD5(param string) string {
hash := md5.New()
hash.Write([]byte(param))
return hex.EncodeToString(hash.Sum(nil))
}