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improve performance a little bit when having white list

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This commit is contained in:
chrislusf 2016-04-14 14:42:19 -07:00
parent 6e21aeea59
commit 74b045e9b6
1 changed files with 1 additions and 3 deletions
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4
go/security/guard.go
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@ -5,7 +5,6 @@ import (
"fmt" "fmt"
"net" "net"
"net/http" "net/http"
"regexp"
"strings" "strings"
"github.com/chrislusf/seaweedfs/go/glog" "github.com/chrislusf/seaweedfs/go/glog"
@ -108,8 +107,7 @@ func (g *Guard) checkWhiteList(w http.ResponseWriter, r *http.Request) error {
// If the whitelist entry contains a "/" it // If the whitelist entry contains a "/" it
// is a CIDR range, and we should check the // is a CIDR range, and we should check the
// remote host is within it // remote host is within it
match, _ := regexp.MatchString("/", ip) if strings.Contains(ip, "/") {
if match {
_, cidrnet, err := net.ParseCIDR(ip) _, cidrnet, err := net.ParseCIDR(ip)
if err != nil { if err != nil {
panic(err) panic(err)