mirror of
https://github.com/grafana/grafana.git
synced 2025-02-25 18:55:37 -06:00
414 lines
9.1 KiB
Go
414 lines
9.1 KiB
Go
package sqlstore
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import (
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"time"
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"github.com/grafana/grafana/pkg/bus"
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"github.com/grafana/grafana/pkg/metrics"
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m "github.com/grafana/grafana/pkg/models"
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"github.com/grafana/grafana/pkg/services/search"
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)
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func init() {
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bus.AddHandler("sql", SaveDashboard)
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bus.AddHandler("sql", GetDashboard)
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bus.AddHandler("sql", GetDashboards)
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bus.AddHandler("sql", DeleteDashboard)
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bus.AddHandler("sql", SearchDashboards)
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bus.AddHandler("sql", GetDashboardTags)
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bus.AddHandler("sql", GetDashboardSlugById)
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bus.AddHandler("sql", GetDashboardsByPluginId)
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}
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func SaveDashboard(cmd *m.SaveDashboardCommand) error {
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return inTransaction(func(sess *DBSession) error {
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dash := cmd.GetDashboardModel()
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// try get existing dashboard
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var existing m.Dashboard
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if dash.Id > 0 {
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dashWithIdExists, err := sess.Where("id=? AND org_id=?", dash.Id, dash.OrgId).Get(&existing)
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if err != nil {
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return err
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}
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if !dashWithIdExists {
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return m.ErrDashboardNotFound
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}
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// check for is someone else has written in between
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if dash.Version != existing.Version {
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if cmd.Overwrite {
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dash.Version = existing.Version
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} else {
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return m.ErrDashboardVersionMismatch
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}
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}
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// do not allow plugin dashboard updates without overwrite flag
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if existing.PluginId != "" && cmd.Overwrite == false {
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return m.UpdatePluginDashboardError{PluginId: existing.PluginId}
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}
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}
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var sameUid m.Dashboard
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sameUidExists, err := sess.Where("org_id=? AND uid=?", dash.OrgId, dash.Uid).Get(&sameUid)
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if err != nil {
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return err
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}
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if sameUidExists {
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// another dashboard with same uid
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if dash.Id != sameUid.Id {
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if cmd.Overwrite {
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dash.Id = sameUid.Id
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dash.Version = sameUid.Version
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} else {
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return m.ErrDashboardWithSameUIDExists
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}
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}
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}
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err = guaranteeDashboardNameIsUniqueInFolder(sess, dash)
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if err != nil {
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return err
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}
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err = setHasAcl(sess, dash)
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if err != nil {
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return err
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}
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parentVersion := dash.Version
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affectedRows := int64(0)
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if dash.Id == 0 {
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dash.Version = 1
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metrics.M_Api_Dashboard_Insert.Inc()
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dash.Data.Set("version", dash.Version)
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affectedRows, err = sess.Insert(dash)
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} else {
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dash.Version++
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dash.Data.Set("version", dash.Version)
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if !cmd.UpdatedAt.IsZero() {
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dash.Updated = cmd.UpdatedAt
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}
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affectedRows, err = sess.MustCols("folder_id", "has_acl").ID(dash.Id).Update(dash)
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}
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if err != nil {
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return err
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}
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if affectedRows == 0 {
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return m.ErrDashboardNotFound
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}
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dashVersion := &m.DashboardVersion{
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DashboardId: dash.Id,
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ParentVersion: parentVersion,
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RestoredFrom: cmd.RestoredFrom,
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Version: dash.Version,
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Created: time.Now(),
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CreatedBy: dash.UpdatedBy,
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Message: cmd.Message,
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Data: dash.Data,
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}
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// insert version entry
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if affectedRows, err = sess.Insert(dashVersion); err != nil {
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return err
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} else if affectedRows == 0 {
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return m.ErrDashboardNotFound
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}
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// delete existing tags
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_, err = sess.Exec("DELETE FROM dashboard_tag WHERE dashboard_id=?", dash.Id)
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if err != nil {
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return err
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}
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// insert new tags
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tags := dash.GetTags()
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if len(tags) > 0 {
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for _, tag := range tags {
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if _, err := sess.Insert(&DashboardTag{DashboardId: dash.Id, Term: tag}); err != nil {
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return err
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}
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}
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}
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cmd.Result = dash
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return err
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})
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}
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func guaranteeDashboardNameIsUniqueInFolder(sess *DBSession, dash *m.Dashboard) error {
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var sameNameInFolder m.Dashboard
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sameNameInFolderExist, err := sess.Where("org_id=? AND title=? AND folder_id = ? AND uid <> ?",
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dash.OrgId, dash.Title, dash.FolderId, dash.Uid).
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Get(&sameNameInFolder)
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if err != nil {
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return err
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}
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if sameNameInFolderExist {
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return m.ErrDashboardWithSameNameInFolderExists
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}
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return nil
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}
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func setHasAcl(sess *DBSession, dash *m.Dashboard) error {
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// check if parent has acl
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if dash.FolderId > 0 {
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var parent m.Dashboard
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if hasParent, err := sess.Where("folder_id=?", dash.FolderId).Get(&parent); err != nil {
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return err
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} else if hasParent && parent.HasAcl {
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dash.HasAcl = true
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}
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}
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// check if dash has its own acl
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if dash.Id > 0 {
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if res, err := sess.Query("SELECT 1 from dashboard_acl WHERE dashboard_id =?", dash.Id); err != nil {
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return err
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} else {
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if len(res) > 0 {
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dash.HasAcl = true
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}
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}
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}
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return nil
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}
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func GetDashboard(query *m.GetDashboardQuery) error {
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dashboard := m.Dashboard{Slug: query.Slug, OrgId: query.OrgId, Id: query.Id, Uid: query.Uid}
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has, err := x.Get(&dashboard)
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if err != nil {
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return err
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} else if has == false {
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return m.ErrDashboardNotFound
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}
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dashboard.Data.Set("id", dashboard.Id)
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dashboard.Data.Set("uid", dashboard.Uid)
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query.Result = &dashboard
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return nil
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}
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type DashboardSearchProjection struct {
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Id int64
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Uid string
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Title string
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Slug string
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Term string
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IsFolder bool
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FolderId int64
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FolderSlug string
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FolderTitle string
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}
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func findDashboards(query *search.FindPersistedDashboardsQuery) ([]DashboardSearchProjection, error) {
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limit := query.Limit
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if limit == 0 {
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limit = 1000
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}
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sb := NewSearchBuilder(query.SignedInUser, limit).
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WithTags(query.Tags).
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WithDashboardIdsIn(query.DashboardIds)
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if query.IsStarred {
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sb.IsStarred()
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}
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if len(query.Title) > 0 {
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sb.WithTitle(query.Title)
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}
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if len(query.Type) > 0 {
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sb.WithType(query.Type)
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}
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if len(query.FolderIds) > 0 {
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sb.WithFolderIds(query.FolderIds)
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}
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var res []DashboardSearchProjection
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sql, params := sb.ToSql()
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err := x.Sql(sql, params...).Find(&res)
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if err != nil {
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return nil, err
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}
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return res, nil
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}
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func SearchDashboards(query *search.FindPersistedDashboardsQuery) error {
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res, err := findDashboards(query)
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if err != nil {
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return err
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}
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makeQueryResult(query, res)
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return nil
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}
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func getHitType(item DashboardSearchProjection) search.HitType {
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var hitType search.HitType
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if item.IsFolder {
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hitType = search.DashHitFolder
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} else {
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hitType = search.DashHitDB
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}
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return hitType
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}
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func makeQueryResult(query *search.FindPersistedDashboardsQuery, res []DashboardSearchProjection) {
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query.Result = make([]*search.Hit, 0)
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hits := make(map[int64]*search.Hit)
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for _, item := range res {
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hit, exists := hits[item.Id]
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if !exists {
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var url string
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if item.IsFolder {
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url = m.GetFolderUrl(item.Uid, item.Slug)
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} else {
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url = m.GetDashboardUrl(item.Uid, item.Slug)
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}
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hit = &search.Hit{
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Id: item.Id,
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Title: item.Title,
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Uri: "db/" + item.Slug,
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Url: url,
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Slug: item.Slug,
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Type: getHitType(item),
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FolderId: item.FolderId,
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FolderTitle: item.FolderTitle,
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FolderSlug: item.FolderSlug,
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Tags: []string{},
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}
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query.Result = append(query.Result, hit)
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hits[item.Id] = hit
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}
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if len(item.Term) > 0 {
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hit.Tags = append(hit.Tags, item.Term)
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}
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}
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}
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func GetDashboardTags(query *m.GetDashboardTagsQuery) error {
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sql := `SELECT
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COUNT(*) as count,
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term
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FROM dashboard
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INNER JOIN dashboard_tag on dashboard_tag.dashboard_id = dashboard.id
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WHERE dashboard.org_id=?
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GROUP BY term`
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query.Result = make([]*m.DashboardTagCloudItem, 0)
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sess := x.Sql(sql, query.OrgId)
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err := sess.Find(&query.Result)
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return err
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}
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func DeleteDashboard(cmd *m.DeleteDashboardCommand) error {
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return inTransaction(func(sess *DBSession) error {
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dashboard := m.Dashboard{Id: cmd.Id, OrgId: cmd.OrgId}
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has, err := sess.Get(&dashboard)
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if err != nil {
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return err
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} else if has == false {
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return m.ErrDashboardNotFound
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}
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deletes := []string{
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"DELETE FROM dashboard_tag WHERE dashboard_id = ? ",
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"DELETE FROM star WHERE dashboard_id = ? ",
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"DELETE FROM dashboard WHERE id = ?",
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"DELETE FROM playlist_item WHERE type = 'dashboard_by_id' AND value = ?",
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"DELETE FROM dashboard_version WHERE dashboard_id = ?",
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"DELETE FROM dashboard WHERE folder_id = ?",
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"DELETE FROM annotation WHERE dashboard_id = ?",
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}
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for _, sql := range deletes {
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_, err := sess.Exec(sql, dashboard.Id)
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if err != nil {
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return err
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}
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}
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if err := DeleteAlertDefinition(dashboard.Id, sess); err != nil {
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return nil
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}
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return nil
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})
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}
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func GetDashboards(query *m.GetDashboardsQuery) error {
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if len(query.DashboardIds) == 0 {
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return m.ErrCommandValidationFailed
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}
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var dashboards = make([]*m.Dashboard, 0)
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err := x.In("id", query.DashboardIds).Find(&dashboards)
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query.Result = dashboards
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if err != nil {
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return err
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}
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return nil
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}
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func GetDashboardsByPluginId(query *m.GetDashboardsByPluginIdQuery) error {
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var dashboards = make([]*m.Dashboard, 0)
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whereExpr := "org_id=? AND plugin_id=? AND is_folder=" + dialect.BooleanStr(false)
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err := x.Where(whereExpr, query.OrgId, query.PluginId).Find(&dashboards)
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query.Result = dashboards
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if err != nil {
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return err
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}
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return nil
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}
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type DashboardSlugDTO struct {
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Slug string
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}
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func GetDashboardSlugById(query *m.GetDashboardSlugByIdQuery) error {
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var rawSql = `SELECT slug from dashboard WHERE Id=?`
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var slug = DashboardSlugDTO{}
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exists, err := x.Sql(rawSql, query.Id).Get(&slug)
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if err != nil {
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return err
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} else if exists == false {
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return m.ErrDashboardNotFound
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}
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query.Result = slug.Slug
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return nil
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}
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