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service.go
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service.go
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package db
import (
"database/sql"
"errors"
"fmt"
"github.com/team-ide/go-dialect/dialect"
"github.com/team-ide/go-dialect/worker"
"github.com/team-ide/go-tool/util"
"go.uber.org/zap"
"golang.org/x/crypto/ssh"
"os"
"strings"
"time"
)
type Config struct {
Type string `json:"type,omitempty"`
Host string `json:"host,omitempty"`
Port int `json:"port,omitempty"`
Database string `json:"database,omitempty"`
DbName string `json:"dbName,omitempty"`
Username string `json:"username,omitempty"`
Password string `json:"password,omitempty"`
OdbcDsn string `json:"odbcDsn,omitempty"`
OdbcDialectName string `json:"odbcDialectName,omitempty"`
Schema string `json:"schema,omitempty"`
Sid string `json:"sid,omitempty"`
MaxIdleConn int `json:"maxIdleConn,omitempty"`
MaxOpenConn int `json:"maxOpenConn,omitempty"`
DatabasePath string `json:"databasePath,omitempty"`
SSHClient *ssh.Client `json:"-"`
}
// New 创建 db客户端
func New(config *Config) (IService, error) {
return createService(config)
}
func createService(config *Config) (*Service, error) {
service := &Service{
config: config,
}
err := service.init()
if err != nil {
return nil, err
}
return service, nil
}
// Service 注册处理器在线信息等
type Service struct {
config *Config
databaseType *DatabaseType
db *sql.DB
dialect.Dialect
}
func (this_ *Service) GetConfig() Config {
return *this_.config
}
func (this_ *Service) GetDialect() dialect.Dialect {
return this_.Dialect
}
func (this_ *Service) init() (err error) {
this_.databaseType = GetDatabaseType(this_.config.Type)
if this_.databaseType == nil {
err = errors.New("数据库类型[" + this_.config.Type + "]暂不支持")
return
}
if this_.databaseType.DialectName == "odbc" {
if this_.config.OdbcDialectName != "" {
this_.Dialect, err = dialect.NewDialect(this_.config.OdbcDialectName)
if err != nil {
return
}
}
}
if this_.Dialect == nil {
this_.Dialect = this_.databaseType.dia
}
this_.db, err = this_.databaseType.newDb(this_.config)
if err != nil {
return
}
if this_.config.MaxIdleConn > 0 {
this_.db.SetMaxIdleConns(this_.config.MaxIdleConn)
}
if this_.config.MaxOpenConn > 0 {
this_.db.SetMaxOpenConns(this_.config.MaxOpenConn)
}
err = this_.db.Ping()
if err != nil {
return
}
return
}
func (this_ *Service) GetDb() *sql.DB {
if this_ != nil && this_.db != nil {
return this_.db
}
return nil
}
func (this_ *Service) Close() {
if this_ != nil && this_.db != nil {
_ = this_.db.Close()
}
return
}
func (this_ *Service) Exec(sql string, args []interface{}) (rowsAffected int64, err error) {
defer func() {
if e := recover(); e != nil {
err = errors.New(fmt.Sprint(e))
}
if err != nil {
err = errors.New("Exec error sql:" + sql + ",error:" + err.Error())
}
}()
rowsAffected, err = this_.Execs([]string{sql}, [][]interface{}{args})
if err != nil {
return
}
return
}
func (this_ *Service) Execs(sqlList []string, argsList [][]interface{}) (rowsAffected int64, err error) {
defer func() {
if e := recover(); e != nil {
err = errors.New(fmt.Sprint(e))
}
if err != nil {
util.Logger.Error("Execs Error", zap.Any("sqlList", sqlList), zap.Any("argsList", argsList), zap.Error(err))
err = errors.New("Execs error sql:" + strings.Join(sqlList, ";") + ",error:" + err.Error())
}
}()
res, errSql, errArgs, err := worker.DoExecs(this_.db, sqlList, argsList)
if err != nil {
util.Logger.Error("Execs Error", zap.Any("sql", errSql), zap.Any("args", errArgs), zap.Error(err))
return
}
for _, one := range res {
rowsAffected_, _ := one.RowsAffected()
rowsAffected += rowsAffected_
}
return
}
func (this_ *Service) Count(sql string, args []interface{}) (count int64, err error) {
defer func() {
if e := recover(); e != nil {
err = errors.New(fmt.Sprint(e))
}
if err != nil {
util.Logger.Error("Count Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
err = errors.New("Count error sql:" + sql + ",error:" + err.Error())
}
}()
count_, err := worker.DoQueryCount(this_.db, sql, args)
if err != nil {
util.Logger.Error("Count Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
return
}
count = int64(count_)
return
}
func (this_ *Service) QueryOne(sql string, args []interface{}, one interface{}) (find bool, err error) {
defer func() {
if e := recover(); e != nil {
err = errors.New(fmt.Sprint(e))
}
if err != nil {
util.Logger.Error("QueryOne Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
err = errors.New("QueryOne error sql:" + sql + ",error:" + err.Error())
}
}()
find, err = worker.DoQueryStruct(this_.db, sql, args, one)
if err != nil {
util.Logger.Error("QueryOne Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
return
}
return
}
func (this_ *Service) Query(sql string, args []interface{}, list interface{}) (err error) {
defer func() {
if e := recover(); e != nil {
err = errors.New(fmt.Sprint(e))
}
if err != nil {
util.Logger.Error("Query Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
err = errors.New("Query error sql:" + sql + ",error:" + err.Error())
}
}()
err = worker.DoQueryStructs(this_.db, sql, args, list)
if err != nil {
util.Logger.Error("Query Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
return
}
return
}
func (this_ *Service) QueryMap(sql string, args []interface{}) (list []map[string]interface{}, err error) {
defer func() {
if e := recover(); e != nil {
err = errors.New(fmt.Sprint(e))
}
if err != nil {
util.Logger.Error("QueryMap Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
err = errors.New("QueryMap error sql:" + sql + ",error:" + err.Error())
}
}()
list, err = worker.DoQuery(this_.db, sql, args)
if err != nil {
util.Logger.Error("QueryMap Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
return
}
return
}
func (this_ *Service) QueryPage(sql string, args []interface{}, list interface{}, page *worker.Page) (err error) {
defer func() {
if e := recover(); e != nil {
err = errors.New(fmt.Sprint(e))
}
if err != nil {
util.Logger.Error("QueryPage Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
err = errors.New("QueryPage error sql:" + sql + ",error:" + err.Error())
}
}()
err = worker.DoQueryPageStructs(this_.db, this_.Dialect, sql, args, page, list)
if err != nil {
util.Logger.Error("QueryPage Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
return
}
return
}
func (this_ *Service) QueryMapPage(sql string, args []interface{}, page *worker.Page) (list []map[string]interface{}, err error) {
defer func() {
if e := recover(); e != nil {
err = errors.New(fmt.Sprint(e))
}
if err != nil {
util.Logger.Error("QueryMapPage Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
err = errors.New("QueryMapPage error sql:" + sql + ",error:" + err.Error())
}
}()
list, err = worker.DoQueryPage(this_.db, this_.Dialect, sql, args, page)
if err != nil {
util.Logger.Error("QueryMapPage Error", zap.Any("sql", sql), zap.Any("args", args), zap.Error(err))
return
}
return
}
func (this_ *Service) Info() (res interface{}, err error) {
return
}
func (this_ *Service) OwnersSelect(param *Param) (owners []*dialect.OwnerModel, err error) {
owners, err = worker.OwnersSelect(this_.db, this_.Dialect, param.ParamModel)
return
}
func (this_ *Service) TablesSelect(param *Param, ownerName string) (tables []*dialect.TableModel, err error) {
tables, err = worker.TablesSelect(this_.db, this_.Dialect, param.ParamModel, ownerName)
return
}
func (this_ *Service) TableDetail(param *Param, ownerName string, tableName string) (tableDetail *dialect.TableModel, err error) {
tableDetail, err = worker.TableDetail(this_.db, this_.Dialect, param.ParamModel, ownerName, tableName, true)
return
}
func (this_ *Service) OwnerCreateSql(param *Param, owner *dialect.OwnerModel) (sqlList []string, err error) {
sqlList, err = this_.Dialect.OwnerCreateSql(param.ParamModel, owner)
return
}
func (this_ *Service) OwnerCreate(param *Param, owner *dialect.OwnerModel) (created bool, err error) {
created, err = worker.OwnerCreate(this_.db, this_.Dialect, param.ParamModel, owner)
return
}
func (this_ *Service) OwnerDelete(param *Param, ownerName string) (deleted bool, err error) {
deleted, err = worker.OwnerDelete(this_.db, this_.Dialect, param.ParamModel, ownerName)
return
}
func (this_ *Service) OwnerDataTrim(param *Param, ownerName string) (err error) {
tables, err := worker.TablesSelect(this_.db, this_.Dialect, param.ParamModel, ownerName)
if err != nil {
return
}
for _, table := range tables {
sqlInfo := "DELETE FROM " + this_.OwnerTablePack(param.ParamModel, ownerName, table.TableName)
_, _, _, err = worker.DoOwnerExecs(this_.Dialect, this_.db, ownerName, []string{sqlInfo}, [][]interface{}{nil})
if err != nil {
return
}
}
return
}
func (this_ *Service) DDL(param *Param, ownerName string, tableName string) (sqlList []string, err error) {
var sqlList_ []string
if param.AppendOwnerCreateSql {
var owner *dialect.OwnerModel
owner, err = worker.OwnerSelect(this_.db, this_.Dialect, param.ParamModel, ownerName)
if err != nil {
return
}
if owner != nil {
sqlList_, err = this_.GetTargetDialect(param).OwnerCreateSql(param.ParamModel, owner)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
}
var tables []*dialect.TableModel
if tableName != "" {
var table *dialect.TableModel
table, err = worker.TableDetail(this_.db, this_.Dialect, param.ParamModel, ownerName, tableName, false)
if err != nil {
return
}
if table != nil {
tables = append(tables, table)
}
} else {
tables, err = worker.TablesDetail(this_.db, this_.Dialect, param.ParamModel, ownerName, false)
if err != nil {
return
}
}
for _, table := range tables {
var appendOwnerName string
if param.AppendOwnerName {
appendOwnerName = ownerName
}
sqlList_, err = this_.GetTargetDialect(param).TableCreateSql(param.ParamModel, appendOwnerName, table)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
return
}
func (this_ *Service) Model(param *Param, ownerName string, tableName string) (content string, err error) {
var tables []*dialect.TableModel
if tableName != "" {
var table *dialect.TableModel
table, err = worker.TableDetail(this_.db, this_.Dialect, param.ParamModel, ownerName, tableName, false)
if err != nil {
return
}
if table != nil {
tables = append(tables, table)
}
} else {
tables, err = worker.TablesDetail(this_.db, this_.Dialect, param.ParamModel, ownerName, false)
if err != nil {
return
}
}
gen := &modelGen{
modelType: param.ModelType,
tables: tables,
}
content, err = gen.gen()
return
}
func (this_ *Service) TableCreate(param *Param, ownerName string, table *dialect.TableModel) (err error) {
workDb, err := newWorkDb(this_.databaseType, *this_.config, "", "", ownerName)
if err != nil {
util.Logger.Error("TableCreate new db pool error", zap.Error(err))
return
}
defer func() { _ = workDb.Close() }()
err = worker.TableCreate(workDb, this_.Dialect, param.ParamModel, ownerName, table)
return
}
func (this_ *Service) TableDelete(param *Param, ownerName string, tableName string) (err error) {
workDb, err := newWorkDb(this_.databaseType, *this_.config, "", "", ownerName)
if err != nil {
util.Logger.Error("TableDelete new db pool error", zap.Error(err))
return
}
defer func() { _ = workDb.Close() }()
err = worker.TableDelete(workDb, this_.Dialect, param.ParamModel, ownerName, tableName)
return
}
func (this_ *Service) TableDataTrim(param *Param, ownerName string, tableName string) (err error) {
sqlInfo := "DELETE FROM " + this_.OwnerTablePack(param.ParamModel, ownerName, tableName)
_, _, _, err = worker.DoOwnerExecs(this_.Dialect, this_.db, ownerName, []string{sqlInfo}, [][]interface{}{nil})
return
}
func (this_ *Service) TableCreateSql(param *Param, ownerName string, table *dialect.TableModel) (sqlList []string, err error) {
var appendOwnerName string
if param.AppendOwnerName {
appendOwnerName = ownerName
}
sqlList, err = this_.GetTargetDialect(param).TableCreateSql(param.ParamModel, appendOwnerName, table)
return
}
type UpdateTableParam struct {
TableComment string `json:"tableComment"`
OldTableComment string `json:"oldTableComment"`
ColumnList []*UpdateTableColumn `json:"columnList"`
IndexList []*UpdateTableIndex `json:"indexList"`
}
type UpdateTableColumn struct {
*dialect.ColumnModel
OldColumn *dialect.ColumnModel `json:"oldColumn"`
Deleted bool `json:"deleted"`
}
type UpdateTableIndex struct {
*dialect.IndexModel
OldIndex *dialect.IndexModel `json:"oldIndex"`
Deleted bool `json:"deleted"`
}
func (this_ *Service) TableUpdateSql(param *Param, ownerName string, tableName string, updateTableParam *UpdateTableParam) (sqlList []string, err error) {
var last *UpdateTableColumn
for _, one := range updateTableParam.ColumnList {
if last != nil {
one.ColumnAfterColumn = last.ColumnName
}
last = one
}
var newPrimaryKeys []string
var oldPrimaryKeys []string
var sqlList_ []string
for _, one := range updateTableParam.ColumnList {
if one.PrimaryKey {
newPrimaryKeys = append(newPrimaryKeys, one.ColumnName)
}
if one.OldColumn != nil {
if one.OldColumn.PrimaryKey {
oldPrimaryKeys = append(oldPrimaryKeys, one.OldColumn.ColumnName)
}
}
if one.Deleted {
if one.OldColumn != nil {
sqlList_, err = this_.GetTargetDialect(param).ColumnDeleteSql(param.ParamModel, ownerName, tableName, one.OldColumn.ColumnName)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
} else if one.OldColumn == nil {
sqlList_, err = this_.GetTargetDialect(param).ColumnAddSql(param.ParamModel, ownerName, tableName, one.ColumnModel)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
} else {
sqlList_, err = this_.GetTargetDialect(param).ColumnUpdateSql(param.ParamModel, ownerName, tableName, one.OldColumn, one.ColumnModel)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
}
var primaryKeyChange bool
for _, oldPrimaryKey := range oldPrimaryKeys {
if dialect.StringsIndex(newPrimaryKeys, oldPrimaryKey) < 0 {
primaryKeyChange = true
}
}
if !primaryKeyChange {
for _, newPrimaryKey := range newPrimaryKeys {
if dialect.StringsIndex(oldPrimaryKeys, newPrimaryKey) < 0 {
primaryKeyChange = true
}
}
}
if primaryKeyChange {
if len(oldPrimaryKeys) > 0 {
sqlList_, err = this_.GetTargetDialect(param).PrimaryKeyDeleteSql(param.ParamModel, ownerName, tableName)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
if len(newPrimaryKeys) > 0 {
sqlList_, err = this_.GetTargetDialect(param).PrimaryKeyAddSql(param.ParamModel, ownerName, tableName, newPrimaryKeys)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
}
for _, one := range updateTableParam.IndexList {
if one.Deleted {
if one.OldIndex != nil {
sqlList_, err = this_.GetTargetDialect(param).IndexDeleteSql(param.ParamModel, ownerName, tableName, one.OldIndex.IndexName)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
} else if one.OldIndex == nil {
sqlList_, err = this_.GetTargetDialect(param).IndexAddSql(param.ParamModel, ownerName, tableName, one.IndexModel)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
} else {
if one.IndexName != one.OldIndex.IndexName ||
one.IndexType != one.OldIndex.IndexType ||
one.IndexComment != one.OldIndex.IndexComment ||
strings.Join(one.ColumnNames, ",") != strings.Join(one.OldIndex.ColumnNames, ",") {
sqlList_, err = this_.GetTargetDialect(param).IndexDeleteSql(param.ParamModel, ownerName, tableName, one.OldIndex.IndexName)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
sqlList_, err = this_.GetTargetDialect(param).IndexAddSql(param.ParamModel, ownerName, tableName, one.IndexModel)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
}
}
return
}
func (this_ *Service) TableUpdate(param *Param, ownerName string, tableName string, updateTableParam *UpdateTableParam) (err error) {
sqlList, err := this_.TableUpdateSql(param, ownerName, tableName, updateTableParam)
if err != nil {
return
}
workDb, err := newWorkDb(this_.databaseType, *this_.config, "", "", ownerName)
if err != nil {
util.Logger.Error("TableUpdate new db pool error", zap.Error(err))
return
}
defer func() { _ = workDb.Close() }()
_, errSql, _, err := worker.DoOwnerExecs(this_.Dialect, workDb, ownerName, sqlList, nil)
if err != nil {
err = errors.New("sql:" + errSql + ",error:" + err.Error())
util.Logger.Error("TableUpdate error:", zap.Error(err))
return
}
return
}
func (this_ *Service) DataListSql(param *Param, ownerName string, tableName string, columnList []*dialect.ColumnModel,
insertDataList []map[string]interface{},
updateDataList []map[string]interface{}, updateWhereDataList []map[string]interface{},
deleteDataList []map[string]interface{},
) (sqlList []string, err error) {
var appendOwnerName string
if param.AppendOwnerName {
appendOwnerName = ownerName
}
dia := this_.GetTargetDialect(param)
var sqlList_ []string
//var valuesList [][]interface{}
if len(insertDataList) > 0 {
param.ParamModel.AppendSqlValue = new(bool)
*param.ParamModel.AppendSqlValue = true
sqlList_, _, _, _, err = dia.DataListInsertSql(param.ParamModel, appendOwnerName, tableName, columnList, insertDataList)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
if len(updateDataList) > 0 {
param.ParamModel.AppendSqlValue = new(bool)
*param.ParamModel.AppendSqlValue = true
sqlList_, _, err = dia.DataListUpdateSql(param.ParamModel, appendOwnerName, tableName, columnList, updateDataList, updateWhereDataList)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
if len(deleteDataList) > 0 {
param.ParamModel.AppendSqlValue = new(bool)
*param.ParamModel.AppendSqlValue = true
sqlList_, _, err = dia.DataListDeleteSql(param.ParamModel, appendOwnerName, tableName, columnList, deleteDataList)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
}
return
}
func (this_ *Service) DataListExec(param *Param, ownerName string, tableName string, columnList []*dialect.ColumnModel,
insertDataList []map[string]interface{},
updateDataList []map[string]interface{}, updateWhereDataList []map[string]interface{},
deleteDataList []map[string]interface{},
) (err error) {
var appendOwnerName = ownerName
dia := this_.GetTargetDialect(param)
var sqlList []string
var valuesList [][]interface{}
var sqlList_ []string
var valuesList_ [][]interface{}
if len(insertDataList) > 0 {
sqlList_, valuesList_, _, _, err = dia.DataListInsertSql(param.ParamModel, appendOwnerName, tableName, columnList, insertDataList)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
valuesList = append(valuesList, valuesList_...)
}
if len(updateDataList) > 0 {
sqlList_, valuesList_, err = dia.DataListUpdateSql(param.ParamModel, appendOwnerName, tableName, columnList, updateDataList, updateWhereDataList)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
valuesList = append(valuesList, valuesList_...)
}
if len(deleteDataList) > 0 {
sqlList_, valuesList_, err = dia.DataListDeleteSql(param.ParamModel, appendOwnerName, tableName, columnList, deleteDataList)
if err != nil {
return
}
sqlList = append(sqlList, sqlList_...)
valuesList = append(valuesList, valuesList_...)
}
_, errSql, errArgs, err := worker.DoOwnerExecs(this_.Dialect, this_.db, appendOwnerName, sqlList, valuesList)
if err != nil {
util.Logger.Error("DataListExec error", zap.Any("errSql", errSql), zap.Any("errArgs", errArgs), zap.Error(err))
return
}
return
}
type DataListResult struct {
Sql string `json:"sql"`
Total int `json:"total"`
Args []interface{} `json:"args"`
DataList []map[string]interface{} `json:"dataList"`
}
func (this_ *Service) TableData(param *Param, ownerName string, tableName string, columnList []*dialect.ColumnModel, whereList []*dialect.Where, orderList []*dialect.Order, pageSize int, pageNo int) (dataListResult DataListResult, err error) {
param.AppendSqlValue = nil
selectSql, values, err := this_.Dialect.DataListSelectSql(param.ParamModel, ownerName, tableName, columnList, whereList, orderList)
if err != nil {
return
}
param.AppendSqlValue = new(bool)
*param.AppendSqlValue = true
selectTextSql, _, err := this_.Dialect.DataListSelectSql(param.ParamModel, ownerName, tableName, columnList, whereList, orderList)
if err != nil {
return
}
page := worker.NewPage()
page.PageSize = pageSize
page.PageNo = pageNo
listMap, err := this_.QueryMapPage(selectSql, values, page)
if err != nil {
return
}
var names []string
for _, column := range columnList {
names = append(names, strings.ToLower(column.ColumnName))
}
for _, item := range listMap {
for name, v := range item {
if v == nil {
continue
}
if util.StringIndexOf(names, strings.ToLower(name)) < 0 {
delete(item, name)
continue
}
switch tV := v.(type) {
case time.Time:
if tV.IsZero() {
item[name] = nil
} else {
item[name] = util.GetMilliByTime(tV)
}
case float64:
if tV >= float64(9007199254740991) || tV <= float64(-9007199254740991) {
item[name] = fmt.Sprintf("%f", tV)
} else {
item[name] = tV
}
case int64:
if tV >= int64(9007199254740991) || tV <= int64(-9007199254740991) {
item[name] = fmt.Sprintf("%d", tV)
} else {
item[name] = tV
}
case int, int8, int16, int32:
item[name] = tV
default:
item[name] = fmt.Sprint(tV)
}
}
}
dataListResult.Sql = this_.PackPageSql(selectTextSql, page.PageSize, page.PageNo)
dataListResult.Args = values
dataListResult.Total = page.TotalCount
dataListResult.DataList = listMap
return
}
func (this_ *Service) GetTargetDialect(param *Param) (dia dialect.Dialect) {
if param != nil && param.TargetDatabaseType != "" {
t := GetDatabaseType(param.TargetDatabaseType)
if t != nil {
return t.dia
}
}
return this_.Dialect
}
func (this_ *Service) ExecuteSQL(param *Param, ownerName string, sqlContent string) (executeList []map[string]interface{}, errStr string, err error) {
task := &executeTask{
config: *this_.config,
databaseType: this_.databaseType,
dia: this_.GetTargetDialect(param),
ownerName: ownerName,
Param: param,
}
executeList, errStr, err = task.run(sqlContent)
return
}
var (
FileUploadDir string
)
func (this_ *Service) StartExport(param *Param, exportParam *worker.TaskExportParam) (task *worker.Task, err error) {
downloadPath := "export/" + util.GetUUID()
var exportDir string
exportDir, err = util.GetTempDir()
if err != nil {
return
}
exportDir += downloadPath
exportParam.Dir = exportDir
exportParam.DataSourceType = worker.GetDataSource(param.ExportType)
exportParam.OnProgress = func(progress *worker.TaskProgress) {
util.Logger.Info("export task on progress", zap.Any("progress", progress))
progress.OnError = func(err error) {
util.Logger.Error("export task progress error", zap.Any("progress", progress), zap.Error(err))
}
}
exportParam.FormatIndexName = func(ownerName string, tableName string, index *dialect.IndexModel) (indexNameFormat string) {
if index.IndexName != "" && !param.FormatIndexName {
indexNameFormat = index.IndexName
return
}
if ownerName != "" {
indexNameFormat += ownerName + "_"
//indexNameFormat += sortName(ownerName, 4) + "_"
}
if tableName != "" {
indexNameFormat += tableName + "_"
//indexNameFormat += sortName(tableName, 4) + "_"
}
if index.IndexType != "" && !strings.EqualFold(index.IndexType, "index") {
indexNameFormat += index.IndexType + "_"
//indexNameFormat += sortName(index.IndexType, 4) + "_"
}
indexNameFormat += strings.Join(index.ColumnNames, "_")
if this_.Dialect.DialectType() == dialect.TypeOracle {
indexNameFormat = sortName(indexNameFormat, 30)
}
return
}
targetDialect := this_.GetTargetDialect(param)
task_ := worker.NewTaskExport(this_.db, this_.Dialect, targetDialect, exportParam)
task_.Param = param.ParamModel
task_.Extend = map[string]interface{}{
"downloadPath": "",
}
go func() {
defer func() {
if err != nil {
_ = os.RemoveAll(exportDir)
return
}
err = util.Zip(exportDir, exportDir+".zip")
if err != nil {
util.Logger.Error("export file zip error", zap.Any("exportDir", exportDir), zap.Error(err))
return
}
task_.Extend["dirPath"] = exportDir
task_.Extend["zipPath"] = exportDir + ".zip"
task_.Extend["downloadPath"] = downloadPath + ".zip"
}()
err = task_.Start()
if err != nil {
return
}
}()
time.Sleep(time.Millisecond * 100)
if err != nil {
worker.ClearTask(task_.TaskId)
return
}
task = task_.Task
return
}
func (this_ *Service) StartImport(param *Param, importParam *worker.TaskImportParam) (task *worker.Task, err error) {
for _, owner := range importParam.Owners {
if owner.Path != "" {
owner.Path = FileUploadDir + owner.Path
}
for _, table := range owner.Tables {
if table.Path != "" {
table.Path = FileUploadDir + table.Path
}
}
}
importParam.DataSourceType = worker.GetDataSource(param.ImportType)
importParam.OnProgress = func(progress *worker.TaskProgress) {
util.Logger.Info("import task on progress", zap.Any("progress", progress))
progress.OnError = func(err error) {
util.Logger.Error("import task progress error", zap.Any("progress", progress), zap.Error(err))
}
}
var workDbs []*sql.DB
databaseType := this_.databaseType
config := *this_.config
task_ := worker.NewTaskImport(this_.db, this_.Dialect,
func(owner *worker.TaskImportOwner) (workDb *sql.DB, err error) {
ownerName := owner.Name
username := owner.Username
password := owner.Password
workDb, err = newWorkDb(databaseType, config, username, password, ownerName)
if err != nil {
util.Logger.Error("import new db pool error", zap.Error(err))
return
}
workDbs = append(workDbs, workDb)
return
},
importParam,
)
task_.Param = param.ParamModel
go func() {
defer func() {
for _, workDb := range workDbs {
_ = workDb.Close()
}
}()
err = task_.Start()
if err != nil {
return
}
}()
time.Sleep(time.Millisecond * 100)
if err != nil {
worker.ClearTask(task_.TaskId)
return
}
task = task_.Task
return
}
func (this_ *Service) StartSync(param *Param, syncParam *worker.TaskSyncParam) (task *worker.Task, err error) {
targetDatabaseWorker, err := createService(param.TargetDatabaseConfig)
if err != nil {
return
}
syncParam.OnProgress = func(progress *worker.TaskProgress) {
util.Logger.Info("sync task on progress", zap.Any("progress", progress))
progress.OnError = func(err error) {
util.Logger.Error("sync task progress error", zap.Any("progress", progress), zap.Error(err))
}
}
syncParam.FormatIndexName = func(ownerName string, tableName string, index *dialect.IndexModel) (indexNameFormat string) {
if index.IndexName != "" && !param.FormatIndexName {
indexNameFormat = index.IndexName
return
}
if ownerName != "" {
indexNameFormat += ownerName + "_"
//indexNameFormat += sortName(ownerName, 4) + "_"
}
if tableName != "" {
indexNameFormat += tableName + "_"
//indexNameFormat += sortName(tableName, 4) + "_"
}
if index.IndexType != "" && !strings.EqualFold(index.IndexType, "index") {
indexNameFormat += index.IndexType + "_"
//indexNameFormat += sortName(index.IndexType, 4) + "_"
}
indexNameFormat += strings.Join(index.ColumnNames, "_")
if targetDatabaseWorker.Dialect.DialectType() == dialect.TypeOracle {
indexNameFormat = sortName(indexNameFormat, 30)
}
return
}
var workDbs []*sql.DB
task_ := worker.NewTaskSync(this_.db, this_.Dialect, targetDatabaseWorker.db, targetDatabaseWorker.Dialect,
func(owner *worker.TaskSyncOwner) (workDb *sql.DB, err error) {
ownerName := owner.TargetName
if ownerName == "" {
ownerName = owner.SourceName
}
username := owner.Username
password := owner.Password
workDb, err = newWorkDb(targetDatabaseWorker.databaseType, *param.TargetDatabaseConfig, username, password, ownerName)
if err != nil {
util.Logger.Error("sync new db pool error", zap.Error(err))
return
}
workDbs = append(workDbs, workDb)
return
},
syncParam,
)
task_.Param = param.ParamModel
go func() {
defer func() {
for _, workDb := range workDbs {
_ = workDb.Close()
}
_ = targetDatabaseWorker.db.Close()
}()
err = task_.Start()
if err != nil {
return
}
}()
time.Sleep(time.Millisecond * 100)
if err != nil {
worker.ClearTask(task_.TaskId)
return
}
task = task_.Task
return
}
type Param struct {
*dialect.ParamModel