ipset: move to separate package

ipset/ipset_linux.go

@@ -2,7 +2,7 @@
 // @mdlayher https://github.com/mdlayher/netlink
 // Ref: https://github.com/vishvananda/netlink/blob/master/nl/nl_linux.go
 
-package main
+package ipset
 
 import (
 	"bytes"

ipset/ipset_other.go

@@ -1,6 +1,6 @@
 // +build !linux
 
-package main
+package ipset
 
 import (
 	"errors"

main.go

@@ -8,6 +8,7 @@ import (
 
 	"github.com/nadoo/glider/common/log"
 	"github.com/nadoo/glider/dns"
+	"github.com/nadoo/glider/ipset"
 	"github.com/nadoo/glider/proxy"
 	"github.com/nadoo/glider/rule"
 	"github.com/nadoo/glider/strategy"
@@ -37,7 +38,7 @@ func main() {
 	}
 
 	dialer := rule.NewDialer(conf.rules, strategy.NewDialer(conf.Forward, &conf.StrategyConfig))
-	ipsetM, _ := NewIPSetManager(conf.IPSet, conf.rules)
+	ipsetM, _ := ipset.NewIPSetManager(conf.IPSet, conf.rules)
 
 	// DNS Server
 	if conf.DNS != "" {

proxy/forwarder.go

@@ -6,6 +6,8 @@ import (
 	"strconv"
 	"strings"
 	"sync/atomic"
+
+	"github.com/nadoo/glider/common/log"
 )
 
 // Forwarder is a forwarder
@@ -69,10 +71,11 @@ func (f *Forwarder) Dial(network, addr string) (c net.Conn, err error) {
 	c, err = f.Dialer.Dial(network, addr)
 	if err != nil {
 		atomic.AddUint32(&f.failures, 1)
-	}
-
-	if f.Failures() >= f.MaxFailures {
-		f.Disable()
+		log.F("[forwarder] %s, dials %s, error:%s", f.addr, addr, err)
+		if f.Failures() >= f.MaxFailures {
+			f.Disable()
+			log.F("[forwarder] %s reaches maxfailures, set to disabled", f.addr)
+		}
 	}
 
 	return c, err