api2sql基础的能力 #8
@ -14,7 +14,7 @@ import (
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"gorm.io/gorm"
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"gorm.io/gorm"
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)
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)
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// IWrapperClient 包装的客户端
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// IWrapperClient 包装的客户端, 包装 IWrapperDatabaseClient
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//
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//
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// Author : go_developer@163.com<白茶清欢>
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// Author : go_developer@163.com<白茶清欢>
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//
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//
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@ -27,7 +27,7 @@ type IWrapperClient interface {
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// BatchAddWithConfigDir 通过具体的配置列表增加数据库实例
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// BatchAddWithConfigDir 通过具体的配置列表增加数据库实例
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BatchAddWithConfigDir(cfgDir string, logInstance *zap.Logger, extraFieldList []string) error
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BatchAddWithConfigDir(cfgDir string, logInstance *zap.Logger, extraFieldList []string) error
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// GetDBClient 基于数据库标识获取数据库实例
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// GetDBClient 基于数据库标识获取数据库实例
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GetDBClient(dbFlag string) (*define.DBClient, error)
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GetDBClient(dbFlag string) (IWrapperDatabaseClient, error)
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// GetMasterClient 获取主库连接
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// GetMasterClient 获取主库连接
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GetMasterClient(ctx context.Context, dbFlag string) (*gorm.DB, error)
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GetMasterClient(ctx context.Context, dbFlag string) (*gorm.DB, error)
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// GetSlaveClient 获取从库连接
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// GetSlaveClient 获取从库连接
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31
abstract/wrapper_db_client.go
Normal file
31
abstract/wrapper_db_client.go
Normal file
@ -0,0 +1,31 @@
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// Package abstract ...
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//
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// Description : abstract ...
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 2024-08-20 17:59
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package abstract
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import (
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"context"
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"git.zhangdeman.cn/zhangdeman/database/define"
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"go.uber.org/zap"
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"gorm.io/gorm"
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)
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// IWrapperDatabaseClient 包装gorm
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 18:00 2024/8/20
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type IWrapperDatabaseClient interface {
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// Init 初始化客户端连接
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Init(databaseConfig *define.Database) error
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// GetMaster 获取master连接
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GetMaster(ctx context.Context) *gorm.DB
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// GetSlave 获取slave连接
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GetSlave(ctx context.Context) *gorm.DB
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// GetDatabaseClient 获取数据库连接
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GetDatabaseClient(conf *define.Driver, logInstance *zap.Logger) (*gorm.DB, error)
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}
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@ -36,13 +36,13 @@ func init() {
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func NewWrapperClient() *wrapperClient {
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func NewWrapperClient() *wrapperClient {
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return &wrapperClient{
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return &wrapperClient{
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lock: &sync.RWMutex{},
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lock: &sync.RWMutex{},
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clientTable: make(map[string]*define.DBClient),
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clientTable: make(map[string]abstract.IWrapperDatabaseClient),
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}
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}
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}
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}
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type wrapperClient struct {
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type wrapperClient struct {
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lock *sync.RWMutex
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lock *sync.RWMutex
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clientTable map[string]*define.DBClient
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clientTable map[string]abstract.IWrapperDatabaseClient
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logger *zap.Logger
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logger *zap.Logger
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}
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}
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@ -73,7 +73,7 @@ func (c *wrapperClient) AddWithConfigFile(cfgFilePath string, logInstance *zap.L
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//
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//
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// Date : 20:41 2023/4/18
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// Date : 20:41 2023/4/18
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func (c *wrapperClient) AddWithConfig(flag string, logInstance *zap.Logger, databaseConfig *define.Database, extraFieldList []string) error {
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func (c *wrapperClient) AddWithConfig(flag string, logInstance *zap.Logger, databaseConfig *define.Database, extraFieldList []string) error {
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dbClient := &define.DBClient{
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dbClient := &DBClient{
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DbFlag: flag,
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DbFlag: flag,
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LoggerInstance: logInstance,
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LoggerInstance: logInstance,
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ExtraFieldList: extraFieldList,
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ExtraFieldList: extraFieldList,
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@ -158,12 +158,12 @@ func (c *wrapperClient) getCfg(cfgPath string) (*define.CfgFile, error) {
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// Author : go_developer@163.com<白茶清欢>
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// Author : go_developer@163.com<白茶清欢>
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//
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//
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// Date : 19:32 2022/6/5
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// Date : 19:32 2022/6/5
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func (c *wrapperClient) GetDBClient(dbFlag string) (*define.DBClient, error) {
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func (c *wrapperClient) GetDBClient(dbFlag string) (abstract.IWrapperDatabaseClient, error) {
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c.lock.RLock()
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c.lock.RLock()
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defer c.lock.RUnlock()
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defer c.lock.RUnlock()
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var (
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var (
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exist bool
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exist bool
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dbClient *define.DBClient
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dbClient abstract.IWrapperDatabaseClient
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)
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)
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if dbClient, exist = c.clientTable[dbFlag]; !exist {
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if dbClient, exist = c.clientTable[dbFlag]; !exist {
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return nil, fmt.Errorf("%s 标识的数据库实例不存在! ", dbFlag)
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return nil, fmt.Errorf("%s 标识的数据库实例不存在! ", dbFlag)
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@ -179,7 +179,7 @@ func (c *wrapperClient) GetDBClient(dbFlag string) (*define.DBClient, error) {
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func (c *wrapperClient) GetMasterClient(ctx context.Context, dbFlag string) (*gorm.DB, error) {
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func (c *wrapperClient) GetMasterClient(ctx context.Context, dbFlag string) (*gorm.DB, error) {
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var (
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var (
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err error
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err error
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dbClient *define.DBClient
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dbClient abstract.IWrapperDatabaseClient
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)
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)
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if dbClient, err = c.GetDBClient(dbFlag); nil != err {
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if dbClient, err = c.GetDBClient(dbFlag); nil != err {
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return nil, err
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return nil, err
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@ -195,7 +195,7 @@ func (c *wrapperClient) GetMasterClient(ctx context.Context, dbFlag string) (*go
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func (c *wrapperClient) GetSlaveClient(ctx context.Context, dbFlag string) (*gorm.DB, error) {
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func (c *wrapperClient) GetSlaveClient(ctx context.Context, dbFlag string) (*gorm.DB, error) {
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var (
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var (
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err error
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err error
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dbClient *define.DBClient
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dbClient abstract.IWrapperDatabaseClient
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)
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)
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if dbClient, err = c.GetDBClient(dbFlag); nil != err {
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if dbClient, err = c.GetDBClient(dbFlag); nil != err {
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return nil, err
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return nil, err
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@ -5,12 +5,13 @@
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// Author : go_developer@163.com<白茶清欢>
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// Author : go_developer@163.com<白茶清欢>
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//
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//
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// Date : 2024-08-20 17:36
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// Date : 2024-08-20 17:36
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package define
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package database
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import (
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import (
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"context"
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"context"
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"fmt"
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"fmt"
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"git.zhangdeman.cn/zhangdeman/consts"
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"git.zhangdeman.cn/zhangdeman/consts"
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"git.zhangdeman.cn/zhangdeman/database/define"
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"git.zhangdeman.cn/zhangdeman/logger/wrapper"
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"git.zhangdeman.cn/zhangdeman/logger/wrapper"
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"go.uber.org/zap"
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"go.uber.org/zap"
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"gorm.io/driver/mysql"
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"gorm.io/driver/mysql"
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@ -30,7 +31,7 @@ type DBClient struct {
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master *gorm.DB // 主库
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master *gorm.DB // 主库
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slave *gorm.DB // 从库
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slave *gorm.DB // 从库
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ExtraFieldList []string // 提取的字段
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ExtraFieldList []string // 提取的字段
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Cfg Driver // 数据库配置
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Cfg define.Driver // 数据库配置
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}
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}
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// Init 初始化客户端
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// Init 初始化客户端
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@ -38,7 +39,7 @@ type DBClient struct {
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// Author : go_developer@163.com<白茶清欢>
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// Author : go_developer@163.com<白茶清欢>
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//
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//
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// Date : 17:44 2024/8/20
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// Date : 17:44 2024/8/20
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func (dc *DBClient) Init(databaseConfig *Database) error {
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func (dc *DBClient) Init(databaseConfig *define.Database) error {
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var err error
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var err error
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if dc.master, err = dc.GetDatabaseClient(databaseConfig.Master, dc.LoggerInstance); nil != err {
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if dc.master, err = dc.GetDatabaseClient(databaseConfig.Master, dc.LoggerInstance); nil != err {
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return err
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return err
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@ -49,15 +50,6 @@ func (dc *DBClient) Init(databaseConfig *Database) error {
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return nil
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return nil
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}
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}
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// SetFlag 设置数据库标识
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 16:18 2022/6/5
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func (dc *DBClient) SetFlag(dbFlag string) {
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dc.DbFlag = dbFlag
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}
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// GetMaster 获取主库连接
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// GetMaster 获取主库连接
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//
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//
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// Author : go_developer@163.com<白茶清欢>
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// Author : go_developer@163.com<白茶清欢>
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@ -94,12 +86,16 @@ func (dc *DBClient) getLogger(ctx context.Context, dbClient *gorm.DB, node strin
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// Author : go_developer@163.com<白茶清欢>
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// Author : go_developer@163.com<白茶清欢>
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//
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//
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// Date : 18:41 2022/6/11
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// Date : 18:41 2022/6/11
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func (dc *DBClient) GetDatabaseClient(conf *Driver, logInstance *zap.Logger) (*gorm.DB, error) {
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func (dc *DBClient) GetDatabaseClient(conf *define.Driver, logInstance *zap.Logger) (*gorm.DB, error) {
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var (
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var (
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instance *gorm.DB
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instance *gorm.DB
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err error
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err error
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)
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)
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if nil == logInstance {
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logInstance = dc.LoggerInstance
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}
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if conf.DBType == consts.DatabaseDriverMysql {
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if conf.DBType == consts.DatabaseDriverMysql {
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if instance, err = gorm.Open(mysql.Open(dc.buildConnectionDSN(conf)), &gorm.Config{}); nil != err {
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if instance, err = gorm.Open(mysql.Open(dc.buildConnectionDSN(conf)), &gorm.Config{}); nil != err {
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return nil, err
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return nil, err
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@ -122,7 +118,7 @@ func (dc *DBClient) GetDatabaseClient(conf *Driver, logInstance *zap.Logger) (*g
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// Author : go_developer@163.com<白茶清欢>
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// Author : go_developer@163.com<白茶清欢>
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//
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//
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// Date : 18:42 2022/6/11
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// Date : 18:42 2022/6/11
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func (dc *DBClient) buildConnectionDSN(conf *Driver) string {
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func (dc *DBClient) buildConnectionDSN(conf *define.Driver) string {
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if conf.DBType == consts.DatabaseDriverSqlite3 {
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if conf.DBType == consts.DatabaseDriverSqlite3 {
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// 兼容sqlite3
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// 兼容sqlite3
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return conf.Host
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return conf.Host
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