SQLStore: customise the limit of retrieved datasources per organisation (#29358)

* SQLStore: customise the limit of retrieved datasources per organisation * update all suggestions regarding nil or 0 as default * Apply suggestions from code review Co-authored-by: Emil Tullstedt <emil.tullstedt@grafana.com> * correct default.ini description + adding unittest * Apply suggestions from code review Co-authored-by: Sofia Papagiannaki <papagian@users.noreply.github.com> * modify unittest name Co-authored-by: Emil Tullstedt <emil.tullstedt@grafana.com> Co-authored-by: Sofia Papagiannaki <papagian@users.noreply.github.com>
2020-12-28 12:24:42 +01:00
parent ac922f4e1d
commit 375e8e4fd0
11 changed files with 112 additions and 13 deletions
@@ -314,6 +314,9 @@ type Cfg struct {
 	// Sentry config
 	Sentry Sentry

+	// Data sources
+	DataSourceLimit int
+
 	// Snapshots
 	SnapshotPublicMode bool

@@ -826,6 +829,8 @@ func (cfg *Cfg) Load(args *CommandLineArgs) error {
 		return err
 	}

+	cfg.readDataSourcesSettings()
+
 	if VerifyEmailEnabled && !cfg.Smtp.Enabled {
 		log.Warnf("require_email_validation is enabled but smtp is disabled")
 	}
@@ -1255,3 +1260,8 @@ func readServerSettings(iniFile *ini.File, cfg *Cfg) error {

 	return nil
 }
+
+func (cfg *Cfg) readDataSourcesSettings() {
+	datasources := cfg.Raw.Section("datasources")
+	cfg.DataSourceLimit = datasources.Key("datasource_limit").MustInt(5000)
+}