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datasource.go
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datasource.go
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package sqlstore
import (
"time"
"github.com/grafana/grafana/pkg/bus"
m "github.com/grafana/grafana/pkg/models"
"github.com/go-xorm/xorm"
)
func init() {
bus.AddHandler("sql", GetDataSources)
bus.AddHandler("sql", AddDataSource)
bus.AddHandler("sql", DeleteDataSource)
bus.AddHandler("sql", UpdateDataSource)
bus.AddHandler("sql", GetDataSourceById)
bus.AddHandler("sql", GetDataSourceByName)
}
func GetDataSourceById(query *m.GetDataSourceByIdQuery) error {
sess := x.Limit(100, 0).Where("org_id=? AND id=?", query.OrgId, query.Id)
has, err := sess.Get(&query.Result)
if !has {
return m.ErrDataSourceNotFound
}
return err
}
func GetDataSourceByName(query *m.GetDataSourceByNameQuery) error {
sess := x.Limit(100, 0).Where("org_id=? AND name=?", query.OrgId, query.Name)
has, err := sess.Get(&query.Result)
if !has {
return m.ErrDataSourceNotFound
}
return err
}
func GetDataSources(query *m.GetDataSourcesQuery) error {
sess := x.Limit(100, 0).Where("org_id=?", query.OrgId).Asc("name")
query.Result = make([]*m.DataSource, 0)
return sess.Find(&query.Result)
}
func DeleteDataSource(cmd *m.DeleteDataSourceCommand) error {
return inTransaction(func(sess *xorm.Session) error {
var rawSql = "DELETE FROM data_source WHERE id=? and org_id=?"
_, err := sess.Exec(rawSql, cmd.Id, cmd.OrgId)
return err
})
}
func AddDataSource(cmd *m.AddDataSourceCommand) error {
return inTransaction(func(sess *xorm.Session) error {
ds := &m.DataSource{
OrgId: cmd.OrgId,
Name: cmd.Name,
Type: cmd.Type,
Access: cmd.Access,
Url: cmd.Url,
User: cmd.User,
Password: cmd.Password,
Database: cmd.Database,
IsDefault: cmd.IsDefault,
BasicAuth: cmd.BasicAuth,
BasicAuthUser: cmd.BasicAuthUser,
BasicAuthPassword: cmd.BasicAuthPassword,
JsonData: cmd.JsonData,
Created: time.Now(),
Updated: time.Now(),
}
if _, err := sess.Insert(ds); err != nil {
return err
}
if err := updateIsDefaultFlag(ds, sess); err != nil {
return err
}
cmd.Result = ds
return nil
})
}
func updateIsDefaultFlag(ds *m.DataSource, sess *xorm.Session) error {
// Handle is default flag
if ds.IsDefault {
rawSql := "UPDATE data_source SET is_default=? WHERE org_id=? AND id <> ?"
if _, err := sess.Exec(rawSql, false, ds.OrgId, ds.Id); err != nil {
return err
}
}
return nil
}
func UpdateDataSource(cmd *m.UpdateDataSourceCommand) error {
return inTransaction(func(sess *xorm.Session) error {
ds := &m.DataSource{
Id: cmd.Id,
OrgId: cmd.OrgId,
Name: cmd.Name,
Type: cmd.Type,
Access: cmd.Access,
Url: cmd.Url,
User: cmd.User,
Password: cmd.Password,
Database: cmd.Database,
IsDefault: cmd.IsDefault,
BasicAuth: cmd.BasicAuth,
BasicAuthUser: cmd.BasicAuthUser,
BasicAuthPassword: cmd.BasicAuthPassword,
JsonData: cmd.JsonData,
Updated: time.Now(),
}
sess.UseBool("is_default")
sess.UseBool("basic_auth")
_, err := sess.Where("id=? and org_id=?", ds.Id, ds.OrgId).Update(ds)
if err != nil {
return err
}
err = updateIsDefaultFlag(ds, sess)
return err
})
}