From 1f819a31e020d4c861807245d35f504ed0d910c3 Mon Sep 17 00:00:00 2001
From: liuxiaolong <736321739@qq.com>
Date: 星期三, 04 十二月 2019 13:38:27 +0800
Subject: [PATCH] fix specmembername not found,cannot GetTableDataFromCluster

---
 config.go |   65 +++++++++++++++++++++++++++-----
 1 files changed, 55 insertions(+), 10 deletions(-)

diff --git a/config.go b/config.go
index cabf62a..4b34256 100644
--- a/config.go
+++ b/config.go
@@ -19,7 +19,9 @@
 import (
 	"fmt"
 	"net"
+	"os"
 	"strconv"
+	"strings"
 
 	//"github.com/apache/servicecomb-service-center/syncer/pkg/utils"
 	"github.com/hashicorp/memberlist"
@@ -35,21 +37,29 @@
 	ModeCluster        = "cluster"
 	retryMaxAttempts   = 3
 	groupExpect        = 3
-	DefaultEncryptKey   = "bjbasic@aiotlink"
-	tagKeyClusterID  = "syncer-cluster-name"
+	DefaultEncryptKey  = "bjbasic@aiotlink"
+	tagKeyClusterID    = "syncer-cluster-name"
 	TagKeyClusterPort  = "syncer-cluster-port"
 	TagKeyRPCPort      = "syncer-rpc-port"
-	BroadcastIP = "255.255.255.255"
-	BroadcastPort = 30193
-	BroadcastInterval = 5
+	BroadcastIP        = "255.255.255.255"
+	BroadcastPort      = 30193
+	BroadcastInterval  = 5
+	MaxQueryRespSize   = 50 * 1024 * 1024
+	MaxQuerySize       = 50 * 1024 * 1024
+	MaxUserEventSize   = 9 * 1024
+	ReplayOnJoinDefault = false
+	SnapshotPathDefault = "./serfSnapShot"
+	MaxEventBufferCount = 2048
+
+	TcpTransportPort = 30194 //tcp浼犺緭澶ф暟鎹噺鎺ュ彛
 )
 
 // DefaultConfig default config
 func DefaultConfig() *Config {
 	agentConf := agent.DefaultConfig()
-	agentConf.QueryResponseSizeLimit = 50 * 1024 *1024
-	agentConf.QuerySizeLimit = 50 * 1024 *1024
-	agentConf.UserEventSizeLimit = 1024
+	agentConf.QueryResponseSizeLimit = MaxQueryRespSize
+	agentConf.QuerySizeLimit = MaxQuerySize
+	agentConf.UserEventSizeLimit = MaxUserEventSize
 	agentConf.BindAddr = fmt.Sprintf("0.0.0.0:%d", DefaultBindPort)
 	agentConf.RPCAddr = fmt.Sprintf("0.0.0.0:%d", DefaultRPCPort)
 	return &Config{
@@ -81,8 +91,30 @@
 	return nil
 }
 
+func isFileRightful(filePath string) bool {
+	if filePath != "" {
+		_, err := os.Stat(filePath)
+		if err != nil && os.IsNotExist(err) {
+			pos := strings.LastIndex(filePath, "/")
+			if pos != -1 {
+				filePath = filePath[0:pos]
+			}
+
+			_, err = os.Stat(filePath)
+			if err == nil || !os.IsNotExist(err) {
+				return true
+			} else {
+				return false
+			}
+		} else {
+			return false
+		}
+	}
+	return false
+}
+
 // convertToSerf convert Config to serf.Config
-func (c *Config) convertToSerf() (*serf.Config, error) {
+func (c *Config) convertToSerf(snapshotPath string) (*serf.Config, error) {
 	serfConf := serf.DefaultConfig()
 
 	bindIP, bindPort, err := SplitHostPort(c.BindAddr, DefaultBindPort)
@@ -115,6 +147,20 @@
 	if c.Mode == ModeCluster && c.RetryMaxAttempts <= 0 {
 		c.RetryMaxAttempts = retryMaxAttempts
 	}
+
+	c.SnapshotPath = SnapshotPathDefault
+	if isFileRightful(snapshotPath) {
+		c.SnapshotPath = snapshotPath
+	}
+
+	c.ReplayOnJoin = ReplayOnJoinDefault
+
+	serfConf.QueryResponseSizeLimit = c.QueryResponseSizeLimit
+	serfConf.QuerySizeLimit = c.QuerySizeLimit
+	serfConf.UserEventSizeLimit = c.UserEventSizeLimit
+	serfConf.SnapshotPath = c.SnapshotPath
+	serfConf.EventBuffer = MaxEventBufferCount
+
 	return serfConf, nil
 }
 
@@ -136,4 +182,3 @@
 
 	return addr.IP.String(), addr.Port, nil
 }
-

--
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