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cache region result

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This commit is contained in:
Mitsuhiro Tanda 2018-10-25 13:23:26 +09:00
parent c40baa1a23
commit 3447b8b299
1 changed files with 10 additions and 3 deletions
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13
pkg/tsdb/cloudwatch/metric_find_query.go
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@ -35,6 +35,7 @@ type CustomMetricsCache struct {
var customMetricsMetricsMap map[string]map[string]map[string]*CustomMetricsCache
var customMetricsDimensionsMap map[string]map[string]map[string]*CustomMetricsCache
var regionCache sync.Map
func init() {
metricsMap = map[string][]string{
@ -233,14 +234,19 @@ func parseMultiSelectValue(input string) []string {
// Whenever this list is updated, frontend list should also be updated.
// Please update the region list in public/app/plugins/datasource/cloudwatch/partials/config.html
func (e *CloudWatchExecutor) handleGetRegions(ctx context.Context, parameters *simplejson.Json, queryContext *tsdb.TsdbQuery) ([]suggestData, error) {
dsInfo := e.getDsInfo("default")
if cache, ok := regionCache.Load(dsInfo.Profile); ok {
if cache2, ok2 := cache.([]suggestData); ok2 {
return cache2, nil
}
}
regions := []string{
"ap-northeast-1", "ap-northeast-2", "ap-northeast-3", "ap-south-1", "ap-southeast-1", "ap-southeast-2", "ca-central-1",
"eu-central-1", "eu-north-1", "eu-west-1", "eu-west-2", "eu-west-3", "me-south-1", "sa-east-1", "us-east-1", "us-east-2", "us-west-1", "us-west-2",
"cn-north-1", "cn-northwest-1", "us-gov-east-1", "us-gov-west-1", "us-isob-east-1", "us-iso-east-1",
}
defaultRegion := e.DataSource.JsonData.Get("defaultRegion").MustString()
err := e.ensureClientSession(defaultRegion)
err := e.ensureClientSession("default")
if err != nil {
return nil, err
}
@ -270,6 +276,7 @@ func (e *CloudWatchExecutor) handleGetRegions(ctx context.Context, parameters *s
for _, region := range regions {
result = append(result, suggestData{Text: region, Value: region})
}
regionCache.Store(dsInfo.Profile, result)
return result, nil
}