optimize project structure

README.md

@@ -126,22 +126,22 @@ MSET (10 keys): 65487.89 requests per second
 
 If you want to read my code in this repository, here is a simple guidance.
 
-- github.com/hdt3213/godis/cmd: only the entry point
-- github.com/hdt3213/godis/config: config parser
-- github.com/hdt3213/godis/interface: some interface definitions
-- github.com/hdt3213/godis/lib: some utils, such as logger, sync utils and wildcard
+- project root: only the entry point
+- config: config parser
+- interface: some interface definitions
+- lib: some utils, such as logger, sync utils and wildcard
 
 I suggest focusing on the following directories:
 
-- github.com/hdt3213/godis/tcp: the tcp server
-- github.com/hdt3213/godis/redis: the redis protocol parser
-- github.com/hdt3213/godis/datastruct: the implements of data structures
+- tcp: the tcp server
+- redis: the redis protocol parser
+- datastruct: the implements of data structures
     - dict: a concurrent hash map
     - list: a linked list
     - lock: it is used to lock keys to ensure thread safety
     - set: a hash set based on map
     - sortedset: a sorted set implements based on skiplist
-- github.com/hdt3213/godis: the core of storage engine
+- database: the core of storage engine
     - server.go: a standalone redis server, 
     - db.go: the basement function of database
     - exec.go: the gateway of database
@@ -155,6 +155,19 @@ I suggest focusing on the following directories:
     - pubsub.go: implements of publish / subscribe
     - aof.go: implements of AOF persistence and rewrite
     - geo.go: implements of geography features
+    - sys.go: authentication and other system function
+    - transaction.go: local transaction
+- cluster: 集群
+    - cluster.go: entrance of cluster mode
+    - com.go: communication within nodes
+    - del.go: atomic implementation of `delete` command in cluster
+    - keys.go: keys command
+    - mset.go: atomic implementation of `mset` command in cluster
+    - multi.go: entrance of distributed transaction
+    - pubsub.go: pub/sub in cluster
+    - rename.go: `rename` command in cluster 
+    - tcc.go: try-commit-catch distributed transaction implementation
+- aof: AOF persistence
 
 # License
 

README_CN.md

@@ -116,22 +116,22 @@ MSET (10 keys): 65487.89 requests per second
 
 本项目的目录结构:
 
-- github.com/hdt3213/godis/cmd: main 函数，执行入口
-- github.com/hdt3213/godis/config: 配置文件解析
-- github.com/hdt3213/godis/interface: 一些模块间的接口定义
-- github.com/hdt3213/godis/lib: 各种工具，比如logger、同步和通配符
+- 根目录: main 函数，执行入口
+- config: 配置文件解析
+- interface: 一些模块间的接口定义
+- lib: 各种工具，比如logger、同步和通配符
 
 建议按照下列顺序阅读各包:
 
-- github.com/hdt3213/godis/tcp: tcp 服务器实现
-- github.com/hdt3213/godis/redis: redis 协议解析器
-- github.com/hdt3213/godis/datastruct: redis 的各类数据结构实现
+- tcp: tcp 服务器实现
+- redis: redis 协议解析器
+- datastruct: redis 的各类数据结构实现
     - dict: hash 表
     - list: 链表
     - lock: 用于锁定 key 的锁组件
     - set： 基于hash表的集合
     - sortedset: 基于跳表实现的有序集合
-- github.com/hdt3213/godis: 存储引擎核心
+- database: 存储引擎核心
     - db.go: 引擎的基础功能
     - router.go: 将命令路由给响应的处理函数
     - keys.go: del、ttl、expire 等通用命令实现
@@ -141,4 +141,17 @@ MSET (10 keys): 65487.89 requests per second
     - set.go: sadd 等集合命令实现
     - sortedset.go: zadd 等有序集合命令实现
     - pubsub.go: 发布订阅命令实现
-    - aof.go: aof持久化实现
+    - geo.go: GEO 相关命令实现
+    - sys.go: Auth 等系统功能实现
+    - transaction.go: 单机事务实现
+- cluster: 集群
+  - cluster.go: 集群入口
+  - com.go: 节点间通信
+  - del.go: delete 命令原子性实现
+  - keys.go: key 相关命令集群中实现
+  - mset.go: mset 命令原子性实现
+  - multi.go: 集群内事务实现
+  - pubsub.go: 发布订阅实现
+  - rename.go: rename 命令集群实现
+  - tcc.go: tcc 分布式事务底层实现
+- aof: AOF 持久化实现 

build-darwin.sh

@@ -1,3 +1,3 @@
 #!/usr/bin/env bash
 
-go build -o target/godis-darwin ./cmd
+go build -o target/godis-darwin ./

build-linux.sh

@@ -1,3 +1,3 @@
 #!/usr/bin/env bash
 
-CGO_ENABLED=0  GOOS=linux GOARCH=amd64 go build -o target/godis-linux ./cmd
+CGO_ENABLED=0  GOOS=linux GOARCH=amd64 go build -o target/godis-linux ./

cluster/cluster.go

@@ -4,8 +4,8 @@ package cluster
 import (
 	"context"
 	"fmt"
-	"github.com/hdt3213/godis"
 	"github.com/hdt3213/godis/config"
+	database2 "github.com/hdt3213/godis/database"
 	"github.com/hdt3213/godis/datastruct/dict"
 	"github.com/hdt3213/godis/interface/database"
 	"github.com/hdt3213/godis/interface/redis"
@@ -47,7 +47,7 @@ func MakeCluster() *Cluster {
 	cluster := &Cluster{
 		self: config.Properties.Self,
 
-		db:             godis.NewStandaloneServer(),
+		db:             database2.NewStandaloneServer(),
 		transactions:   dict.MakeSimple(),
 		peerPicker:     consistenthash.New(replicas, nil),
 		peerConnection: make(map[string]*pool.ObjectPool),
@@ -102,7 +102,7 @@ func (cluster *Cluster) Exec(c redis.Connection, cmdLine [][]byte) (result redis
 	}()
 	cmdName := strings.ToLower(string(cmdLine[0]))
 	if cmdName == "auth" {
-		return godis.Auth(c, cmdLine[1:])
+		return database2.Auth(c, cmdLine[1:])
 	}
 	if !isAuthenticated(c) {
 		return reply.MakeErrReply("NOAUTH Authentication required")
@@ -112,12 +112,12 @@ func (cluster *Cluster) Exec(c redis.Connection, cmdLine [][]byte) (result redis
 		if len(cmdLine) != 1 {
 			return reply.MakeArgNumErrReply(cmdName)
 		}
-		return godis.StartMulti(c)
+		return database2.StartMulti(c)
 	} else if cmdName == "discard" {
 		if len(cmdLine) != 1 {
 			return reply.MakeArgNumErrReply(cmdName)
 		}
-		return godis.DiscardMulti(c)
+		return database2.DiscardMulti(c)
 	} else if cmdName == "exec" {
 		if len(cmdLine) != 1 {
 			return reply.MakeArgNumErrReply(cmdName)
@@ -130,7 +130,7 @@ func (cluster *Cluster) Exec(c redis.Connection, cmdLine [][]byte) (result redis
 		return execSelect(c, cmdLine)
 	}
 	if c != nil && c.InMultiState() {
-		return godis.EnqueueCmd(c, cmdLine)
+		return database2.EnqueueCmd(c, cmdLine)
 	}
 	cmdFunc, ok := router[cmdName]
 	if !ok {

cluster/multi.go

@@ -1,7 +1,7 @@
 package cluster
 
 import (
-	"github.com/hdt3213/godis"
+	"github.com/hdt3213/godis/database"
 	"github.com/hdt3213/godis/interface/redis"
 	"github.com/hdt3213/godis/lib/utils"
 	"github.com/hdt3213/godis/redis/reply"
@@ -24,7 +24,7 @@ func execMulti(cluster *Cluster, conn redis.Connection, cmdLine CmdLine) redis.R
 	// analysis related keys
 	keys := make([]string, 0) // may contains duplicate
 	for _, cl := range cmdLines {
-		wKeys, rKeys := godis.GetRelatedKeys(cl)
+		wKeys, rKeys := database.GetRelatedKeys(cl)
 		keys = append(keys, wKeys...)
 		keys = append(keys, rKeys...)
 	}

cluster/tcc.go

@@ -2,7 +2,7 @@ package cluster
 
 import (
 	"fmt"
-	"github.com/hdt3213/godis"
+	"github.com/hdt3213/godis/database"
 	"github.com/hdt3213/godis/interface/redis"
 	"github.com/hdt3213/godis/lib/logger"
 	"github.com/hdt3213/godis/lib/timewheel"
@@ -77,7 +77,7 @@ func (tx *Transaction) prepare() error {
 	tx.mu.Lock()
 	defer tx.mu.Unlock()
 
-	tx.writeKeys, tx.readKeys = godis.GetRelatedKeys(tx.cmdLine)
+	tx.writeKeys, tx.readKeys = database.GetRelatedKeys(tx.cmdLine)
 	// lock writeKeys
 	tx.lockKeys()
 

database/aof_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/config"

database/db.go

@@ -1,5 +1,5 @@
 // Package godis is a memory database with redis compatible interface
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/datastruct/dict"

database/geo.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"fmt"

database/geo_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"fmt"

database/hash.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	Dict "github.com/hdt3213/godis/datastruct/dict"

database/hash_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"fmt"

database/keys.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/aof"

database/keys_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"fmt"

database/list.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	List "github.com/hdt3213/godis/datastruct/list"

database/list_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"fmt"

database/router.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"strings"

database/server.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"fmt"

database/set.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	HashSet "github.com/hdt3213/godis/datastruct/set"

database/set_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"fmt"

database/sortedset.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	SortedSet "github.com/hdt3213/godis/datastruct/sortedset"

database/sortedset_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/lib/utils"

database/string.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/aof"

database/string_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"fmt"

database/sys.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/config"

database/sys_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/config"

database/transaction.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/datastruct/set"

database/transaction_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/lib/utils"

database/tx_utils.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/aof"

database/tx_utils_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/lib/utils"

database/util_test.go

@@ -1,4 +1,4 @@
-package godis
+package database
 
 import (
 	"github.com/hdt3213/godis/datastruct/dict"

redis/server/server.go

@@ -6,9 +6,9 @@ package server
 
 import (
 	"context"
-	"github.com/hdt3213/godis"
 	"github.com/hdt3213/godis/cluster"
 	"github.com/hdt3213/godis/config"
+	database2 "github.com/hdt3213/godis/database"
 	"github.com/hdt3213/godis/interface/database"
 	"github.com/hdt3213/godis/lib/logger"
 	"github.com/hdt3213/godis/lib/sync/atomic"
@@ -39,7 +39,7 @@ func MakeHandler() *Handler {
 		len(config.Properties.Peers) > 0 {
 		db = cluster.MakeCluster()
 	} else {
-		db = godis.NewStandaloneServer()
+		db = database2.NewStandaloneServer()
 	}
 	return &Handler{
 		db: db,