gsh-digital-services/seaweedFS
5
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

filer store: add mysql2

Browse Source
This commit is contained in:
Chris Lu
2021-01-19 17:21:50 -08:00
parent 93b3adba98
commit 52a8f1470e
7 changed files with 162 additions and 52 deletions
Download Patch File Download Diff File Expand all files Collapse all files

52
weed/filer/mysql/mysql_sql_gen.go Normal file
View File

@@ -0,0 +1,52 @@
package mysql
import (
"fmt"
"github.com/chrislusf/seaweedfs/weed/filer/abstract_sql"
_ "github.com/go-sql-driver/mysql"
)
type SqlGenMysql struct {
CreateTableSqlTemplate string
DropTableSqlTemplate string
}
var (
_ = abstract_sql.SqlGenerator(&SqlGenMysql{})
)
func (gen *SqlGenMysql) GetSqlInsert(bucket string) string {
return fmt.Sprintf("INSERT INTO %s (dirhash,name,directory,meta) VALUES(?,?,?,?)", bucket)
}
func (gen *SqlGenMysql) GetSqlUpdate(bucket string) string {
return fmt.Sprintf("UPDATE %s SET meta=? WHERE dirhash=? AND name=? AND directory=?", bucket)
}
func (gen *SqlGenMysql) GetSqlFind(bucket string) string {
return fmt.Sprintf("SELECT meta FROM %s WHERE dirhash=? AND name=? AND directory=?", bucket)
}
func (gen *SqlGenMysql) GetSqlDelete(bucket string) string {
return fmt.Sprintf("DELETE FROM %s WHERE dirhash=? AND name=? AND directory=?", bucket)
}
func (gen *SqlGenMysql) GetSqlDeleteFolderChildren(bucket string) string {
return fmt.Sprintf("DELETE FROM %s WHERE dirhash=? AND directory=?", bucket)
}
func (gen *SqlGenMysql) GetSqlListExclusive(bucket string) string {
return fmt.Sprintf("SELECT NAME, meta FROM %s WHERE dirhash=? AND name>? AND directory=? AND name like ? ORDER BY NAME ASC LIMIT ?", bucket)
}
func (gen *SqlGenMysql) GetSqlListInclusive(bucket string) string {
return fmt.Sprintf("SELECT NAME, meta FROM %s WHERE dirhash=? AND name>=? AND directory=? AND name like ? ORDER BY NAME ASC LIMIT ?", bucket)
}
func (gen *SqlGenMysql) GetSqlCreateTable(bucket string) string {
return fmt.Sprintf(gen.CreateTableSqlTemplate, bucket)
}
func (gen *SqlGenMysql) GetSqlDropTable(bucket string) string {
return fmt.Sprintf(gen.DropTableSqlTemplate, bucket)
}

51
weed/filer/mysql/mysql_store.go
View File

@@ -3,9 +3,9 @@ package mysql
import (
"database/sql"
"fmt"
"github.com/chrislusf/seaweedfs/weed/filer"
"time"
"github.com/chrislusf/seaweedfs/weed/filer"
"github.com/chrislusf/seaweedfs/weed/filer/abstract_sql"
"github.com/chrislusf/seaweedfs/weed/util"
_ "github.com/go-sql-driver/mysql"
@@ -15,51 +15,6 @@ const (
CONNECTION_URL_PATTERN = "%s:%s@tcp(%s:%d)/%s?charset=utf8"
)
type SqlGenMysql struct {
createTableSqlTemplate string
dropTableSqlTemplate string
}
var (
_ = abstract_sql.SqlGenerator(&SqlGenMysql{})
)
func (gen *SqlGenMysql) GetSqlInsert(bucket string) string {
return "INSERT INTO filemeta (dirhash,name,directory,meta) VALUES(?,?,?,?)"
}
func (gen *SqlGenMysql) GetSqlUpdate(bucket string) string {
return "UPDATE filemeta SET meta=? WHERE dirhash=? AND name=? AND directory=?"
}
func (gen *SqlGenMysql) GetSqlFind(bucket string) string {
return "SELECT meta FROM filemeta WHERE dirhash=? AND name=? AND directory=?"
}
func (gen *SqlGenMysql) GetSqlDelete(bucket string) string {
return "DELETE FROM filemeta WHERE dirhash=? AND name=? AND directory=?"
}
func (gen *SqlGenMysql) GetSqlDeleteFolderChildren(bucket string) string {
return "DELETE FROM filemeta WHERE dirhash=? AND directory=?"
}
func (gen *SqlGenMysql) GetSqlListExclusive(bucket string) string {
return "SELECT NAME, meta FROM filemeta WHERE dirhash=? AND name>? AND directory=? AND name like ? ORDER BY NAME ASC LIMIT ?"
}
func (gen *SqlGenMysql) GetSqlListInclusive(bucket string) string {
return "SELECT NAME, meta FROM filemeta WHERE dirhash=? AND name>=? AND directory=? AND name like ? ORDER BY NAME ASC LIMIT ?"
}
func (gen *SqlGenMysql) GetSqlCreateTable(bucket string) string {
return fmt.Sprintf(gen.createTableSqlTemplate, bucket)
}
func (gen *SqlGenMysql) GetSqlDropTable(bucket string) string {
return fmt.Sprintf(gen.dropTableSqlTemplate, bucket)
}
func init() {
filer.Stores = append(filer.Stores, &MysqlStore{})
}
@@ -91,8 +46,8 @@ func (store *MysqlStore) initialize(user, password, hostname string, port int, d
store.SupportBucketTable = false
store.SqlGenerator = &SqlGenMysql{
createTableSqlTemplate: "",
dropTableSqlTemplate: "drop table %s",
CreateTableSqlTemplate: "",
DropTableSqlTemplate: "drop table %s",
}
sqlUrl := fmt.Sprintf(CONNECTION_URL_PATTERN, user, password, hostname, port, database)