自动对访问日志进行分表

2025-11-05 01:20:25 +08:00 · 2022-03-08 19:55:39 +08:00
parent 088636553c
commit 85a46a9827
10 changed files with 582 additions and 245 deletions
--- a/internal/db/models/db_node_initializer.go
+++ b/internal/db/models/db_node_initializer.go
@@ -30,7 +30,6 @@ type httpAccessLogDefinition struct {

 // HTTP服务访问
 var httpAccessLogDAOMapping = map[int64]*HTTPAccessLogDAOWrapper{} // dbNodeId => DAO
-var httpAccessLogTableMapping = map[string]*httpAccessLogDefinition{} // tableName_crc(dsn) => true

 // DNS服务访问
 var nsAccessLogDAOMapping = map[int64]*NSAccessLogDAOWrapper{} // dbNodeId => DAO
@@ -86,36 +85,6 @@ func randomNSAccessLogDAO() (dao *NSAccessLogDAOWrapper) {
 	return
 }

-// 检查表格是否存在
-func findHTTPAccessLogTableName(db *dbs.DB, day string) (tableName string, hasRemoteAddr bool, hasDomain bool, ok bool, err error) {
-	if !regexp.MustCompile(`^\d{8}$`).MatchString(day) {
-		err = errors.New("invalid day '" + day + "', should be YYYYMMDD")
-		return
-	}
-
-	config, err := db.Config()
-	if err != nil {
-		return "", false, false, false, err
-	}
-
-	tableName = "edgeHTTPAccessLogs_" + day
-	cacheKey := tableName + "_" + fmt.Sprintf("%d", crc32.ChecksumIEEE([]byte(config.Dsn)))
-
-	accessLogLocker.RLock()
-	def, ok := httpAccessLogTableMapping[cacheKey]
-	accessLogLocker.RUnlock()
-	if ok {
-		return tableName, def.HasRemoteAddr, def.HasDomain, true, nil
-	}
-
-	def, err = findHTTPAccessLogTable(db, day, false)
-	if err != nil {
-		return tableName, false, false, false, err
-	}
-
-	return tableName, def.HasRemoteAddr, def.HasDomain, def.Exists, nil
-}
-
 func findNSAccessLogTableName(db *dbs.DB, day string) (tableName string, ok bool, err error) {
 	if !regexp.MustCompile(`^\d{8}$`).MatchString(day) {
 		err = errors.New("invalid day '" + day + "', should be YYYYMMDD")
@@ -145,75 +114,6 @@ func findNSAccessLogTableName(db *dbs.DB, day string) (tableName string, ok bool
 	return tableName, utils.ContainsStringInsensitive(tableNames, tableName), nil
 }

-// 根据日期获取表名
-func findHTTPAccessLogTable(db *dbs.DB, day string, force bool) (*httpAccessLogDefinition, error) {
-	config, err := db.Config()
-	if err != nil {
-		return nil, err
-	}
-
-	tableName := "edgeHTTPAccessLogs_" + day
-	cacheKey := tableName + "_" + fmt.Sprintf("%d", crc32.ChecksumIEEE([]byte(config.Dsn)))
-
-	if !force {
-		accessLogLocker.RLock()
-		definition, ok := httpAccessLogTableMapping[cacheKey]
-		accessLogLocker.RUnlock()
-		if ok {
-			return definition, nil
-		}
-	}
-
-	tableNames, err := db.TableNames()
-	if err != nil {
-		return nil, err
-	}
-
-	if utils.ContainsStringInsensitive(tableNames, tableName) {
-		table, err := db.FindTable(tableName)
-		if err != nil {
-			return nil, err
-		}
-
-		accessLogLocker.Lock()
-		var definition = &httpAccessLogDefinition{
-			Name:          tableName,
-			HasRemoteAddr: table.FindFieldWithName("remoteAddr") != nil,
-			HasDomain:     table.FindFieldWithName("domain") != nil,
-			Exists:        true,
-		}
-		httpAccessLogTableMapping[cacheKey] = definition
-		accessLogLocker.Unlock()
-		return definition, nil
-	}
-
-	if !force {
-		return &httpAccessLogDefinition{
-			Name:          tableName,
-			HasRemoteAddr: true,
-			HasDomain:     true,
-			Exists:        false,
-		}, nil
-	}
-
-	// 创建表格
-	_, err = db.Exec("CREATE TABLE `" + tableName + "` (\n  `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT COMMENT 'ID',\n  `serverId` int(11) unsigned DEFAULT '0' COMMENT '服务ID',\n  `nodeId` int(11) unsigned DEFAULT '0' COMMENT '节点ID',\n  `status` int(3) unsigned DEFAULT '0' COMMENT '状态码',\n  `createdAt` bigint(11) unsigned DEFAULT '0' COMMENT '创建时间',\n  `content` json DEFAULT NULL COMMENT '日志内容',\n  `requestId` varchar(128) DEFAULT NULL COMMENT '请求ID',\n  `firewallPolicyId` int(11) unsigned DEFAULT '0' COMMENT 'WAF策略ID',\n  `firewallRuleGroupId` int(11) unsigned DEFAULT '0' COMMENT 'WAF分组ID',\n  `firewallRuleSetId` int(11) unsigned DEFAULT '0' COMMENT 'WAF集ID',\n  `firewallRuleId` int(11) unsigned DEFAULT '0' COMMENT 'WAF规则ID',\n  `remoteAddr` varchar(64) DEFAULT NULL COMMENT 'IP地址',\n  `domain` varchar(128) DEFAULT NULL COMMENT '域名',\n  `requestBody` mediumblob COMMENT '请求内容',\n  `responseBody` mediumblob COMMENT '响应内容',\n  PRIMARY KEY (`id`),\n  KEY `serverId` (`serverId`),\n  KEY `nodeId` (`nodeId`),\n  KEY `serverId_status` (`serverId`,`status`),\n  KEY `requestId` (`requestId`),\n  KEY `firewallPolicyId` (`firewallPolicyId`),\n  KEY `firewallRuleGroupId` (`firewallRuleGroupId`),\n  KEY `firewallRuleSetId` (`firewallRuleSetId`),\n  KEY `firewallRuleId` (`firewallRuleId`),\n  KEY `remoteAddr` (`remoteAddr`),\n  KEY `domain` (`domain`)\n) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='访问日志';")
-	if err != nil {
-		return nil, err
-	}
-
-	accessLogLocker.Lock()
-	var definition = &httpAccessLogDefinition{
-		Name:          tableName,
-		HasRemoteAddr: true,
-		Exists:        true,
-	}
-	httpAccessLogTableMapping[cacheKey] = definition
-	accessLogLocker.Unlock()
-
-	return definition, nil
-}
-
 func findNSAccessLogTable(db *dbs.DB, day string, force bool) (string, error) {
 	config, err := db.Config()
 	if err != nil {
@@ -351,9 +251,8 @@ func (this *DBNodeInitializer) loop() error {
 			// 检查表是否存在
 			// httpAccessLog
 			{
-				tableDef, err := findHTTPAccessLogTable(db, timeutil.Format("Ymd"), true)
+				tableDef, err := SharedHTTPAccessLogManager.FindTable(db, timeutil.Format("Ymd"), true)
 				if err != nil {
-					if !strings.Contains(err.Error(), "1050") { // 非表格已存在错误
 					remotelogs.Error("DB_NODE", "create first table in database node failed: "+err.Error())

 					// 创建节点日志
@@ -363,10 +262,6 @@ func (this *DBNodeInitializer) loop() error {
 					}

 					continue
-					} else {
-						err = nil
-						continue
-					}
 				}

 				daoObject := dbs.DAOObject{
--- a/internal/db/models/db_node_initializer_test.go
+++ b/internal/db/models/db_node_initializer_test.go
@@ -1,9 +1,7 @@
 package models

 import (
-	"runtime"
 	"testing"
-	"time"
 )

 func TestDBNodeInitializer_loop(t *testing.T) {
@@ -14,32 +12,3 @@ func TestDBNodeInitializer_loop(t *testing.T) {
 	}
 	t.Log(len(accessLogDBMapping), len(httpAccessLogDAOMapping))
 }
-
-func TestFindAccessLogTable(t *testing.T) {
-	before := time.Now()
-	db := SharedHTTPAccessLogDAO.Instance
-	tableName, err := findHTTPAccessLogTable(db, "20201010", false)
-	if err != nil {
-		t.Fatal(err)
-	}
-	t.Log(tableName)
-	t.Log(time.Since(before).Seconds()*1000, "ms")
-
-	before = time.Now()
-	tableName, err = findHTTPAccessLogTable(db, "20201010", false)
-
-	if err != nil {
-		t.Fatal(err)
-	}
-	t.Log(tableName)
-	t.Log(time.Since(before).Seconds()*1000, "ms")
-}
-
-func BenchmarkFindAccessLogTable(b *testing.B) {
-	db := SharedHTTPAccessLogDAO.Instance
-
-	runtime.GOMAXPROCS(1)
-	for i := 0; i < b.N; i++ {
-		_, _ = findHTTPAccessLogTable(db, "20201010", false)
-	}
-}
--- a/internal/db/models/http_access_log_dao.go
+++ b/internal/db/models/http_access_log_dao.go
@@ -34,13 +34,25 @@ type HTTPAccessLogDAO dbs.DAO
 var SharedHTTPAccessLogDAO *HTTPAccessLogDAO

 // 队列
-var oldAccessLogQueue = make(chan *pb.HTTPAccessLog)
-var accessLogQueue = make(chan *pb.HTTPAccessLog, 10_000)
-var accessLogQueueMaxLength = 100_000
-var accessLogQueuePercent = 100      // 0-100
-var accessLogCountPerSecond = 10_000 // 0 表示不限制
-var accessLogConfigJSON = []byte{}
-var accessLogQueueChanged = make(chan zero.Zero, 1)
+var (
+	oldAccessLogQueue       = make(chan *pb.HTTPAccessLog)
+	accessLogQueue          = make(chan *pb.HTTPAccessLog, 10_000)
+	accessLogQueueMaxLength = 100_000
+	accessLogQueuePercent   = 100    // 0-100
+	accessLogCountPerSecond = 10_000 // 0 表示不限制
+	accessLogConfigJSON     = []byte{}
+	accessLogQueueChanged   = make(chan zero.Zero, 1)
+
+	accessLogEnableAutoPartial       = true    // 是否启用自动分表
+	accessLogPartialRows       int64 = 500_000 // 自动分表的单表最大值
+)
+
+type accessLogTableQuery struct {
+	daoWrapper         *HTTPAccessLogDAOWrapper
+	name               string
+	hasRemoteAddrField bool
+	hasDomainField     bool
+}

 func init() {
 	dbs.OnReady(func() {
@@ -120,7 +132,7 @@ func (this *HTTPAccessLogDAO) CreateHTTPAccessLogs(tx *dbs.Tx, accessLogs []*pb.

 // DumpAccessLogsFromQueue 从队列导入访问日志
 func (this *HTTPAccessLogDAO) DumpAccessLogsFromQueue(tx *dbs.Tx, size int) error {
-	dao := randomHTTPAccessLogDAO()
+	var dao = randomHTTPAccessLogDAO()
 	if dao == nil {
 		dao = &HTTPAccessLogDAOWrapper{
 			DAO:    SharedHTTPAccessLogDAO,
@@ -168,8 +180,8 @@ Loop:

 // CreateHTTPAccessLog 写入单条访问日志
 func (this *HTTPAccessLogDAO) CreateHTTPAccessLog(tx *dbs.Tx, dao *HTTPAccessLogDAO, accessLog *pb.HTTPAccessLog) error {
-	day := timeutil.Format("Ymd", time.Unix(accessLog.Timestamp, 0))
-	tableDef, err := findHTTPAccessLogTable(dao.Instance, day, false)
+	var day = timeutil.Format("Ymd", time.Unix(accessLog.Timestamp, 0))
+	tableDef, err := SharedHTTPAccessLogManager.FindTable(dao.Instance, day, true)
 	if err != nil {
 		return err
 	}
@@ -203,27 +215,17 @@ func (this *HTTPAccessLogDAO) CreateHTTPAccessLog(tx *dbs.Tx, dao *HTTPAccessLog
 	}
 	fields["content"] = content

-	_, err = dao.Query(tx).
-		Table(tableDef.Name).
-		Sets(fields).
-		Insert()
-	if err != nil {
-		// 是否为 Error 1146: Table 'xxx.xxx' doesn't exist  如果是，则创建表之后重试
-		if strings.Contains(err.Error(), "1146") {
-			tableDef, err = findHTTPAccessLogTable(dao.Instance, day, true)
-			if err != nil {
-				return err
-			}
-			_, err = dao.Query(tx).
+	var lastId int64
+	lastId, err = dao.Query(tx).
 		Table(tableDef.Name).
 		Sets(fields).
 		Insert()
 	if err != nil {
 		return err
 	}
-		} else {
-			remotelogs.Error("HTTP_ACCESS_LOG", err.Error())
-		}
+
+	if lastId%accessLogPartialRows == 0 {
+		SharedHTTPAccessLogManager.ResetTable(dao.Instance, day)
 	}

 	return nil
@@ -296,42 +298,56 @@ func (this *HTTPAccessLogDAO) listAccessLogs(tx *dbs.Tx, lastRequestId string, s
 		}}
 	}

-	locker := sync.Mutex{}
+	// 查询某个集群下的节点
+	var nodeIds = []int64{}
+	if clusterId > 0 {
+		nodeIds, err = SharedNodeDAO.FindAllEnabledNodeIdsWithClusterId(tx, clusterId)
+		if err != nil {
+			remotelogs.Error("DBNODE", err.Error())
+			return
+		}
+		sort.Slice(nodeIds, func(i, j int) bool {
+			return nodeIds[i] < nodeIds[j]
+		})
+	}

-	count := len(daoList)
-	wg := &sync.WaitGroup{}
-	wg.Add(count)
+	// 准备查询
+	var tableQueries = []*accessLogTableQuery{}
 	for _, daoWrapper := range daoList {
-		go func(daoWrapper *HTTPAccessLogDAOWrapper) {
+		var instance = daoWrapper.DAO.Instance
+		tableDefs, err := SharedHTTPAccessLogManager.FindTables(instance, day)
+		if err != nil {
+			return nil, "", err
+		}
+		for _, def := range tableDefs {
+			tableQueries = append(tableQueries, &accessLogTableQuery{
+				daoWrapper:         daoWrapper,
+				name:               def.Name,
+				hasRemoteAddrField: def.HasRemoteAddr,
+				hasDomainField:     def.HasDomain,
+			})
+		}
+	}
+
+	var locker = sync.Mutex{}
+
+	var statusPrefixReg = regexp.MustCompile(`status:\s*(\d{3})`)
+
+	var count = len(tableQueries)
+	var wg = &sync.WaitGroup{}
+	wg.Add(count)
+	for _, tableQuery := range tableQueries {
+		go func(tableQuery *accessLogTableQuery) {
 			defer wg.Done()

-			dao := daoWrapper.DAO
-
-			tableName, hasRemoteAddrField, hasDomainField, exists, err := findHTTPAccessLogTableName(dao.Instance, day)
-			if err != nil {
-				logs.Println("[DB_NODE]" + err.Error())
-				return
-			}
-			if !exists {
-				// 表格不存在则跳过
-				return
-			}
-
-			query := dao.Query(tx)
+			var dao = tableQuery.daoWrapper.DAO
+			var query = dao.Query(tx)

 			// 条件
 			if nodeId > 0 {
 				query.Attr("nodeId", nodeId)
 			} else if clusterId > 0 {
-				nodeIds, err := SharedNodeDAO.FindAllEnabledNodeIdsWithClusterId(tx, clusterId)
-				if err != nil {
-					remotelogs.Error("DBNODE", err.Error())
-					return
-				}
 				if len(nodeIds) > 0 {
-					sort.Slice(nodeIds, func(i, j int) bool {
-						return nodeIds[i] < nodeIds[j]
-					})
 					var nodeIdStrings = []string{}
 					for _, subNodeId := range nodeIds {
 						nodeIdStrings = append(nodeIdStrings, types.String(subNodeId))
@@ -370,7 +386,7 @@ func (this *HTTPAccessLogDAO) listAccessLogs(tx *dbs.Tx, lastRequestId string, s
 			// keyword
 			if len(ip) > 0 {
 				// TODO 支持IP范围
-				if hasRemoteAddrField {
+				if tableQuery.hasRemoteAddrField {
 					// IP格式
 					if strings.Contains(ip, ",") || strings.Contains(ip, "-") {
 						rangeConfig, err := shared.ParseIPRange(ip)
@@ -389,7 +405,7 @@ func (this *HTTPAccessLogDAO) listAccessLogs(tx *dbs.Tx, lastRequestId string, s
 				}
 			}
 			if len(domain) > 0 {
-				if hasDomainField {
+				if tableQuery.hasDomainField {
 					if strings.Contains(domain, "*") {
 						domain = strings.ReplaceAll(domain, "*", "%")
 						domain = regexp.MustCompile(`[^a-zA-Z0-9-.%]`).ReplaceAllString(domain, "")
@@ -404,11 +420,12 @@ func (this *HTTPAccessLogDAO) listAccessLogs(tx *dbs.Tx, lastRequestId string, s
 						Param("host1", domain)
 				}
 			}
+
 			if len(keyword) > 0 {
 				// remoteAddr
-				if hasRemoteAddrField && net.ParseIP(keyword) != nil {
+				if tableQuery.hasRemoteAddrField && net.ParseIP(keyword) != nil {
 					query.Attr("remoteAddr", keyword)
-				} else if hasRemoteAddrField && regexp.MustCompile(`^ip:.+`).MatchString(keyword) {
+				} else if tableQuery.hasRemoteAddrField && regexp.MustCompile(`^ip:.+`).MatchString(keyword) {
 					keyword = keyword[3:]
 					pieces := strings.SplitN(keyword, ",", 2)
 					if len(pieces) == 1 || len(pieces[1]) == 0 {
@@ -416,12 +433,15 @@ func (this *HTTPAccessLogDAO) listAccessLogs(tx *dbs.Tx, lastRequestId string, s
 					} else {
 						query.Between("INET_ATON(remoteAddr)", utils.IP2Long(pieces[0]), utils.IP2Long(pieces[1]))
 					}
+				} else if statusPrefixReg.MatchString(keyword) {
+					var matches = statusPrefixReg.FindStringSubmatch(keyword)
+					query.Attr("status", matches[1])
 				} else {
 					if regexp.MustCompile(`^ip:.+`).MatchString(keyword) {
 						keyword = keyword[3:]
 					}

-					useOriginKeyword := false
+					var useOriginKeyword = false

 					where := "JSON_EXTRACT(content, '$.remoteAddr') LIKE :keyword OR JSON_EXTRACT(content, '$.requestURI') LIKE :keyword OR JSON_EXTRACT(content, '$.host') LIKE :keyword OR JSON_EXTRACT(content, '$.userAgent') LIKE :keyword"

@@ -447,13 +467,13 @@ func (this *HTTPAccessLogDAO) listAccessLogs(tx *dbs.Tx, lastRequestId string, s

 					// 响应状态码
 					if regexp.MustCompile(`^\d{3}$`).MatchString(keyword) {
-						where += " OR JSON_EXTRACT(content, '$.status')=:intKeyword"
+						where += " OR status=:intKeyword"
 						query.Param("intKeyword", types.Int(keyword))
 					}

 					if regexp.MustCompile(`^\d{3}-\d{3}$`).MatchString(keyword) {
 						pieces := strings.Split(keyword, "-")
-						where += " OR JSON_EXTRACT(content, '$.status') BETWEEN :intKeyword1 AND :intKeyword2"
+						where += " OR status BETWEEN :intKeyword1 AND :intKeyword2"
 						query.Param("intKeyword1", types.Int(pieces[0]))
 						query.Param("intKeyword2", types.Int(pieces[1]))
 					}
@@ -490,20 +510,21 @@ func (this *HTTPAccessLogDAO) listAccessLogs(tx *dbs.Tx, lastRequestId string, s

 			// 开始查询
 			ones, err := query.
-				Table(tableName).
+				Table(tableQuery.name).
 				Limit(size).
 				FindAll()
 			if err != nil {
 				logs.Println("[DB_NODE]" + err.Error())
 				return
 			}
+
 			locker.Lock()
 			for _, one := range ones {
 				accessLog := one.(*HTTPAccessLog)
 				result = append(result, accessLog)
 			}
 			locker.Unlock()
-		}(daoWrapper)
+		}(tableQuery)
 	}
 	wg.Wait()

@@ -524,7 +545,7 @@ func (this *HTTPAccessLogDAO) listAccessLogs(tx *dbs.Tx, lastRequestId string, s
 		result = result[:size]
 	}

-	requestId := result[len(result)-1].RequestId
+	var requestId = result[len(result)-1].RequestId
 	if reverse {
 		lists.Reverse(result)
 	}
@@ -556,28 +577,36 @@ func (this *HTTPAccessLogDAO) FindAccessLogWithRequestId(tx *dbs.Tx, requestId s
 		}}
 	}

-	count := len(daoList)
-	wg := &sync.WaitGroup{}
+	// 准备查询
+	var day = timeutil.FormatTime("Ymd", types.Int64(requestId[:10]))
+	var tableQueries = []*accessLogTableQuery{}
+	for _, daoWrapper := range daoList {
+		var instance = daoWrapper.DAO.Instance
+		tableDefs, err := SharedHTTPAccessLogManager.FindTables(instance, day)
+		if err != nil {
+			return nil, err
+		}
+		for _, def := range tableDefs {
+			tableQueries = append(tableQueries, &accessLogTableQuery{
+				daoWrapper:         daoWrapper,
+				name:               def.Name,
+				hasRemoteAddrField: def.HasRemoteAddr,
+				hasDomainField:     def.HasDomain,
+			})
+		}
+	}
+
+	var count = len(tableQueries)
+	var wg = &sync.WaitGroup{}
 	wg.Add(count)
 	var result *HTTPAccessLog = nil
-	day := timeutil.FormatTime("Ymd", types.Int64(requestId[:10]))
-	for _, daoWrapper := range daoList {
-		go func(daoWrapper *HTTPAccessLogDAOWrapper) {
+	for _, tableQuery := range tableQueries {
+		go func(tableQuery *accessLogTableQuery) {
 			defer wg.Done()

-			dao := daoWrapper.DAO
-
-			tableName, _, _, exists, err := findHTTPAccessLogTableName(dao.Instance, day)
-			if err != nil {
-				logs.Println("[DB_NODE]" + err.Error())
-				return
-			}
-			if !exists {
-				return
-			}
-
+			var dao = tableQuery.daoWrapper.DAO
 			one, err := dao.Query(tx).
-				Table(tableName).
+				Table(tableQuery.name).
 				Attr("requestId", requestId).
 				Find()
 			if err != nil {
@@ -587,7 +616,7 @@ func (this *HTTPAccessLogDAO) FindAccessLogWithRequestId(tx *dbs.Tx, requestId s
 			if one != nil {
 				result = one.(*HTTPAccessLog)
 			}
-		}(daoWrapper)
+		}(tableQuery)
 	}
 	wg.Wait()
 	return result, nil
--- a/internal/db/models/http_access_log_manager.go
+++ b/internal/db/models/http_access_log_manager.go
@@ -0,0 +1,297 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package models
+
+import (
+	"fmt"
+	"github.com/TeaOSLab/EdgeAPI/internal/errors"
+	"github.com/go-sql-driver/mysql"
+	"github.com/iwind/TeaGo/dbs"
+	"github.com/iwind/TeaGo/lists"
+	"github.com/iwind/TeaGo/types"
+	"regexp"
+	"sort"
+	"strings"
+	"sync"
+)
+
+// 访问日志的两个表格形式
+var accessLogTableMainReg = regexp.MustCompile(`_(\d{8})$`)
+var accessLogTablePartialReg = regexp.MustCompile(`_(\d{8})_(\d{4})$`)
+
+var SharedHTTPAccessLogManager = NewHTTPAccessLogManager()
+
+type HTTPAccessLogManager struct {
+	currentTableMapping map[string]*httpAccessLogDefinition // dsn => def
+
+	locker sync.Mutex
+}
+
+func NewHTTPAccessLogManager() *HTTPAccessLogManager {
+	return &HTTPAccessLogManager{
+		currentTableMapping: map[string]*httpAccessLogDefinition{},
+	}
+}
+
+// FindTableNames 读取数据库中某日所有日志表名称
+func (this *HTTPAccessLogManager) FindTableNames(db *dbs.DB, day string) ([]string, error) {
+	var results = []string{}
+
+	// 需要防止用户设置了表名自动小写
+	for _, prefix := range []string{"edgeHTTPAccessLogs_" + day + "%", "edgehttpaccesslogs_" + day + "%"} {
+		ones, columnNames, err := db.FindOnes(`SHOW TABLES LIKE '` + prefix + `'`)
+		if err != nil {
+			return nil, errors.New("query table names error: " + err.Error())
+		}
+
+		var columnName = columnNames[0]
+
+		for _, one := range ones {
+			var tableName = one[columnName].(string)
+
+			if lists.ContainsString(results, tableName) {
+				continue
+			}
+
+			if accessLogTableMainReg.MatchString(tableName) || accessLogTablePartialReg.MatchString(tableName) {
+				results = append(results, tableName)
+			}
+		}
+	}
+
+	// 排序
+	sort.Strings(results)
+
+	return results, nil
+}
+
+// FindTables 读取数据库中某日所有日志表
+func (this *HTTPAccessLogManager) FindTables(db *dbs.DB, day string) ([]*httpAccessLogDefinition, error) {
+	var results = []*httpAccessLogDefinition{}
+	var tableNames = []string{}
+
+	// 需要防止用户设置了表名自动小写
+	for _, prefix := range []string{"edgeHTTPAccessLogs_" + day + "%", "edgehttpaccesslogs_" + day + "%"} {
+		ones, columnNames, err := db.FindOnes(`SHOW TABLES LIKE '` + prefix + `'`)
+		if err != nil {
+			return nil, errors.New("query table names error: " + err.Error())
+		}
+
+		var columnName = columnNames[0]
+
+		for _, one := range ones {
+			var tableName = one[columnName].(string)
+
+			if lists.ContainsString(tableNames, tableName) {
+				continue
+			}
+
+			if accessLogTableMainReg.MatchString(tableName) {
+				tableNames = append(tableNames, tableName)
+
+				hasRemoteAddrField, hasDomainField, err := this.checkTableFields(db, tableName)
+				if err != nil {
+					return nil, err
+				}
+
+				results = append(results, &httpAccessLogDefinition{
+					Name:          tableName,
+					HasRemoteAddr: hasRemoteAddrField,
+					HasDomain:     hasDomainField,
+					Exists:        true,
+				})
+			} else if accessLogTablePartialReg.MatchString(tableName) {
+				tableNames = append(tableNames, tableName)
+
+				results = append(results, &httpAccessLogDefinition{
+					Name:          tableName,
+					HasRemoteAddr: true,
+					HasDomain:     true,
+					Exists:        true,
+				})
+			}
+		}
+	}
+
+	// 排序
+	sort.Slice(results, func(i, j int) bool {
+		return results[i].Name < results[j].Name
+	})
+
+	return results, nil
+}
+
+// FindTable 根据日期获取表名
+// 表名组成
+//   - PREFIX_DAY
+//   - PREFIX_DAY_0001
+func (this *HTTPAccessLogManager) FindTable(db *dbs.DB, day string, force bool) (*httpAccessLogDefinition, error) {
+	this.locker.Lock()
+	defer this.locker.Unlock()
+
+	config, err := db.Config()
+	if err != nil {
+		return nil, err
+	}
+	var cacheKey = config.Dsn
+	def, ok := this.currentTableMapping[cacheKey]
+	if ok {
+		return def, nil
+	}
+
+	def, err = this.findTableWithoutCache(db, day, force)
+	if err != nil {
+		return nil, err
+	}
+
+	this.currentTableMapping[cacheKey] = def
+	return def, nil
+}
+
+// CreateTable 创建访问日志表格
+func (this *HTTPAccessLogManager) CreateTable(db *dbs.DB, tableName string) error {
+	_, err := db.Exec("CREATE TABLE `" + tableName + "` (\n  `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT COMMENT 'ID',\n  `serverId` int(11) unsigned DEFAULT '0' COMMENT '服务ID',\n  `nodeId` int(11) unsigned DEFAULT '0' COMMENT '节点ID',\n  `status` int(3) unsigned DEFAULT '0' COMMENT '状态码',\n  `createdAt` bigint(11) unsigned DEFAULT '0' COMMENT '创建时间',\n  `content` json DEFAULT NULL COMMENT '日志内容',\n  `requestId` varchar(128) DEFAULT NULL COMMENT '请求ID',\n  `firewallPolicyId` int(11) unsigned DEFAULT '0' COMMENT 'WAF策略ID',\n  `firewallRuleGroupId` int(11) unsigned DEFAULT '0' COMMENT 'WAF分组ID',\n  `firewallRuleSetId` int(11) unsigned DEFAULT '0' COMMENT 'WAF集ID',\n  `firewallRuleId` int(11) unsigned DEFAULT '0' COMMENT 'WAF规则ID',\n  `remoteAddr` varchar(64) DEFAULT NULL COMMENT 'IP地址',\n  `domain` varchar(128) DEFAULT NULL COMMENT '域名',\n  `requestBody` mediumblob COMMENT '请求内容',\n  `responseBody` mediumblob COMMENT '响应内容',\n  PRIMARY KEY (`id`),\n  KEY `serverId` (`serverId`),\n  KEY `nodeId` (`nodeId`),\n  KEY `serverId_status` (`serverId`,`status`),\n  KEY `requestId` (`requestId`),\n  KEY `firewallPolicyId` (`firewallPolicyId`),\n  KEY `firewallRuleGroupId` (`firewallRuleGroupId`),\n  KEY `firewallRuleSetId` (`firewallRuleSetId`),\n  KEY `firewallRuleId` (`firewallRuleId`),\n  KEY `remoteAddr` (`remoteAddr`),\n  KEY `domain` (`domain`)\n) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='访问日志';")
+	if err != nil {
+		// 快速判断错误方法
+		mysqlErr, ok := err.(*mysql.MySQLError)
+		if ok && mysqlErr.Number == 1050 { // Error 1050: Table 'xxx' already exists
+			return nil
+		}
+
+		// 防止二次包装过程中错误丢失的保底错误判断方法
+		if strings.Contains(err.Error(), "Error 1050") {
+			return nil
+		}
+
+		return err
+	}
+
+	return nil
+}
+
+// ResetTable 清除某个数据库表名缓存
+func (this *HTTPAccessLogManager) ResetTable(db *dbs.DB, day string) {
+	this.locker.Lock()
+	defer this.locker.Unlock()
+
+	config, err := db.Config()
+	if err != nil {
+		return
+	}
+	delete(this.currentTableMapping, config.Dsn)
+}
+
+// 查找某个表格
+func (this *HTTPAccessLogManager) findTableWithoutCache(db *dbs.DB, day string, force bool) (*httpAccessLogDefinition, error) {
+	tableNames, err := this.FindTableNames(db, day)
+	if err != nil {
+		return nil, err
+	}
+
+	var prefix = "edgeHTTPAccessLogs_" + day
+
+	if len(tableNames) == 0 {
+		if force {
+			err := this.CreateTable(db, prefix)
+			if err != nil {
+				return nil, err
+			}
+
+			return &httpAccessLogDefinition{
+				Name:          prefix,
+				HasRemoteAddr: true,
+				HasDomain:     true,
+				Exists:        true,
+			}, nil
+		}
+
+		return &httpAccessLogDefinition{
+			Name:          prefix,
+			HasRemoteAddr: true,
+			HasDomain:     true,
+			Exists:        false,
+		}, nil
+	}
+
+	var lastTableName = tableNames[len(tableNames)-1]
+	if !force || !accessLogEnableAutoPartial {
+		hasRemoteAddrField, hasDomainField, err := this.checkTableFields(db, lastTableName)
+		if err != nil {
+			return nil, err
+		}
+		return &httpAccessLogDefinition{
+			Name:          lastTableName,
+			HasRemoteAddr: hasRemoteAddrField,
+			HasDomain:     hasDomainField,
+			Exists:        true,
+		}, nil
+	}
+
+	// 检查是否生成下个分表
+	lastId, err := db.FindCol(0, "SELECT id FROM "+lastTableName+" ORDER BY id DESC LIMIT 1")
+	if err != nil {
+		return nil, err
+	}
+
+	if lastId != nil {
+		var lastInt64Id = types.Int64(lastId)
+		if lastInt64Id >= accessLogPartialRows {
+			// create next partial table
+			var nextTableName = ""
+			if accessLogTableMainReg.MatchString(lastTableName) {
+				nextTableName = prefix + "_0001"
+			} else if accessLogTablePartialReg.MatchString(lastTableName) {
+				var matches = accessLogTablePartialReg.FindStringSubmatch(lastTableName)
+				if len(matches) < 3 {
+					return nil, errors.New("fatal error: invalid 'accessLogTablePartialReg'")
+				}
+				var lastPartial = matches[2]
+				nextTableName = prefix + "_" + fmt.Sprintf("%04d", types.Int(lastPartial)+1)
+			} else {
+				nextTableName = prefix + "_0001"
+			}
+
+			err = this.CreateTable(db, nextTableName)
+			if err != nil {
+				return nil, err
+			}
+
+			return &httpAccessLogDefinition{
+				Name:          nextTableName,
+				HasRemoteAddr: true,
+				HasDomain:     true,
+				Exists:        true,
+			}, nil
+		}
+	}
+
+	// 检查字段
+	hasRemoteAddrField, hasDomainField, err := this.checkTableFields(db, lastTableName)
+	if err != nil {
+		return nil, err
+	}
+	return &httpAccessLogDefinition{
+		Name:          lastTableName,
+		HasRemoteAddr: hasRemoteAddrField,
+		HasDomain:     hasDomainField,
+		Exists:        true,
+	}, nil
+}
+
+// TODO 考虑缓存检查结果
+func (this *HTTPAccessLogManager) checkTableFields(db *dbs.DB, tableName string) (hasRemoteAddrField bool, hasDomainField bool, err error) {
+	fields, _, err := db.FindOnes("SHOW FIELDS FROM " + tableName)
+	if err != nil {
+		return false, false, err
+	}
+	for _, field := range fields {
+		var fieldName = field.GetString("Field")
+		if strings.ToLower(fieldName) == strings.ToLower("remoteAddr") {
+			hasRemoteAddrField = true
+		}
+		if strings.ToLower(fieldName) == "domain" {
+			hasDomainField = true
+		}
+	}
+	return
+}
--- a/internal/db/models/http_access_log_manager_test.go
+++ b/internal/db/models/http_access_log_manager_test.go
@@ -0,0 +1,148 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package models_test
+
+import (
+	"encoding/json"
+	"github.com/TeaOSLab/EdgeAPI/internal/db/models"
+	"github.com/iwind/TeaGo/dbs"
+	"testing"
+	"time"
+)
+
+func TestNewHTTPAccessLogManager(t *testing.T) {
+	var config = &dbs.DBConfig{
+		Driver: "mysql",
+		Dsn:    "root:123456@tcp(127.0.0.1:3306)/db_edge_log?charset=utf8mb4&timeout=30s",
+		Prefix: "edge",
+		Connections: struct {
+			Pool         int           `yaml:"pool"`
+			Max          int           `yaml:"max"`
+			Life         string        `yaml:"life"`
+			LifeDuration time.Duration `yaml:",omitempty"`
+		}{},
+		Models: struct {
+			Package string `yaml:"package"`
+		}{},
+	}
+
+	db, err := dbs.NewInstanceFromConfig(config)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	var manager = models.SharedHTTPAccessLogManager
+	err = manager.CreateTable(db, "accessLog_1")
+	if err != nil {
+		t.Fatal(err)
+	}
+}
+
+func TestHTTPAccessLogManager_FindTableNames(t *testing.T) {
+	var config = &dbs.DBConfig{
+		Driver: "mysql",
+		Dsn:    "root:123456@tcp(127.0.0.1:3306)/db_edge_log?charset=utf8mb4&timeout=30s",
+		Prefix: "edge",
+		Connections: struct {
+			Pool         int           `yaml:"pool"`
+			Max          int           `yaml:"max"`
+			Life         string        `yaml:"life"`
+			LifeDuration time.Duration `yaml:",omitempty"`
+		}{},
+		Models: struct {
+			Package string `yaml:"package"`
+		}{},
+	}
+
+	db, err := dbs.NewInstanceFromConfig(config)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	for i := 0; i < 3; i++ {
+		var before = time.Now()
+		tables, err := models.SharedHTTPAccessLogManager.FindTables(db, "20220306")
+		if err != nil {
+			t.Fatal(err)
+		}
+		data, err := json.Marshal(tables)
+		if err != nil {
+			t.Fatal(err)
+		}
+		t.Log(string(data))
+		t.Log(time.Since(before).Seconds()*1000, "ms")
+	}
+}
+
+
+func TestHTTPAccessLogManager_FindTables(t *testing.T) {
+	var config = &dbs.DBConfig{
+		Driver: "mysql",
+		Dsn:    "root:123456@tcp(127.0.0.1:3306)/db_edge_log?charset=utf8mb4&timeout=30s",
+		Prefix: "edge",
+		Connections: struct {
+			Pool         int           `yaml:"pool"`
+			Max          int           `yaml:"max"`
+			Life         string        `yaml:"life"`
+			LifeDuration time.Duration `yaml:",omitempty"`
+		}{},
+		Models: struct {
+			Package string `yaml:"package"`
+		}{},
+	}
+
+	db, err := dbs.NewInstanceFromConfig(config)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	for i := 0; i < 3; i++ {
+		var before = time.Now()
+		tables, err := models.SharedHTTPAccessLogManager.FindTables(db, "20220306")
+		if err != nil {
+			t.Fatal(err)
+		}
+		data, err := json.Marshal(tables)
+		if err != nil {
+			t.Fatal(err)
+		}
+		t.Log(string(data))
+		t.Log(time.Since(before).Seconds()*1000, "ms")
+	}
+}
+
+func TestHTTPAccessLogManager_FindTable(t *testing.T) {
+	var config = &dbs.DBConfig{
+		Driver: "mysql",
+		Dsn:    "root:123456@tcp(127.0.0.1:3306)/db_edge_log?charset=utf8mb4&timeout=30s",
+		Prefix: "edge",
+		Connections: struct {
+			Pool         int           `yaml:"pool"`
+			Max          int           `yaml:"max"`
+			Life         string        `yaml:"life"`
+			LifeDuration time.Duration `yaml:",omitempty"`
+		}{},
+		Models: struct {
+			Package string `yaml:"package"`
+		}{},
+	}
+
+	db, err := dbs.NewInstanceFromConfig(config)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	for i := 0; i < 3; i++ {
+		var before = time.Now()
+		tableDef, err := models.SharedHTTPAccessLogManager.FindTable(db, "20220306", false)
+		if err != nil {
+			t.Fatal(err)
+		}
+		data, err := json.Marshal(tableDef)
+		if err != nil {
+			t.Fatal(err)
+		}
+		t.Log(string(data))
+		t.Log(time.Since(before).Seconds()*1000, "ms")
+	}
+}
--- a/internal/rpc/services/service_db.go
+++ b/internal/rpc/services/service_db.go
@@ -9,12 +9,12 @@ import (
 	"strings"
 )

-// 数据库相关服务
+// DBService 数据库相关服务
 type DBService struct {
 	BaseService
 }

-// 获取所有表信息
+// FindAllDBTables 获取所有表信息
 func (this *DBService) FindAllDBTables(ctx context.Context, req *pb.FindAllDBTablesRequest) (*pb.FindAllDBTablesResponse, error) {
 	_, err := this.ValidateAdmin(ctx, 0)
 	if err != nil {
@@ -60,7 +60,7 @@ func (this *DBService) FindAllDBTables(ctx context.Context, req *pb.FindAllDBTab
 	return &pb.FindAllDBTablesResponse{DbTables: pbTables}, nil
 }

-// 删除表
+// DeleteDBTable 删除表
 func (this *DBService) DeleteDBTable(ctx context.Context, req *pb.DeleteDBTableRequest) (*pb.RPCSuccess, error) {
 	_, err := this.ValidateAdmin(ctx, 0)
 	if err != nil {
@@ -84,7 +84,7 @@ func (this *DBService) DeleteDBTable(ctx context.Context, req *pb.DeleteDBTableR
 	return this.Success()
 }

-// 清空表
+// TruncateDBTable 清空表
 func (this *DBService) TruncateDBTable(ctx context.Context, req *pb.TruncateDBTableRequest) (*pb.RPCSuccess, error) {
 	_, err := this.ValidateAdmin(ctx, 0)
 	if err != nil {
--- a/internal/setup/sql_dump.go
+++ b/internal/setup/sql_dump.go
@@ -45,7 +45,10 @@ func (this *SQLDump) Dump(db *dbs.DB) (result *SQLDumpResult, err error) {
 	}
 	for _, tableName := range tableNames {
 		// 忽略一些分表
-		if strings.HasPrefix(tableName, "edgeHTTPAccessLogs_") {
+		if strings.HasPrefix(strings.ToLower(tableName), strings.ToLower("edgeHTTPAccessLogs_")) {
+			continue
+		}
+		if strings.HasPrefix(strings.ToLower(tableName), strings.ToLower("edgeNSAccessLogs_")) {
 			continue
 		}

--- a/internal/tasks/log_task_test.go
+++ b/internal/tasks/log_task_test.go
@@ -9,7 +9,7 @@ func TestLogTask_loopClean(t *testing.T) {
 	dbs.NotifyReady()

 	task := NewLogTask()
-	err := task.loopClean(5)
+	err := task.loopClean()
 	if err != nil {
 		t.Fatal(err)
 	}
--- a/internal/tasks/server_access_log_cleaner.go
+++ b/internal/tasks/server_access_log_cleaner.go
@@ -103,23 +103,18 @@ func (this *ServerAccessLogCleaner) cleanDB(db *dbs.DB, endDay string) error {
 		return errors.New("invalid column names: " + strings.Join(columnNames, ", "))
 	}
 	columnName := columnNames[0]
+	var reg = regexp.MustCompile(`^(?i)(edgeHTTPAccessLogs|edgeNSAccessLogs)_(\d{8})(_\d{4})?$`)
 	for _, one := range ones {
-		tableName := one.GetString(columnName)
+		var tableName = one.GetString(columnName)
 		if len(tableName) == 0 {
 			continue
 		}
-		ok, err := regexp.MatchString(`^(?i)(edgeHTTPAccessLogs|edgeNSAccessLogs)_(\d{8})$`, tableName)
-		if err != nil {
-			return err
-		}
-		if !ok {
+		if !reg.MatchString(tableName) {
 			continue
 		}
-		index := strings.LastIndex(tableName, "_")
-		if index < 0 {
-			continue
-		}
-		day := tableName[index+1:]
+		var matches = reg.FindStringSubmatch(tableName)
+		var day = matches[2]
+
 		if day < endDay {
 			_, err = db.Exec("DROP TABLE " + tableName)
 			if err != nil {
--- a/internal/tasks/server_access_log_cleaner_test.go
+++ b/internal/tasks/server_access_log_cleaner_test.go
@@ -1,6 +1,7 @@
-package tasks
+package tasks_test

 import (
+	"github.com/TeaOSLab/EdgeAPI/internal/tasks"
 	"github.com/iwind/TeaGo/dbs"
 	"testing"
 )
@@ -8,7 +9,7 @@ import (
 func TestServerAccessLogCleaner_Loop(t *testing.T) {
 	dbs.NotifyReady()

-	task := NewServerAccessLogCleaner()
+	task := tasks.NewServerAccessLogCleaner()
 	err := task.Loop()
 	if err != nil {
 		t.Fatal(err)