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tech(cloudwatch): refactoring

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This commit is contained in:
bergquist
2016-11-24 09:21:57 +01:00
parent f7e12e5f93
commit 0ea6537916
3 changed files with 89 additions and 80 deletions
Download Patch File Download Diff File Expand all files Collapse all files
pkg/api/cloudwatch/metrics.go
+50 -45
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@@ -192,18 +192,23 @@ func handleGetMetrics(req *cwRequest, c *middleware.Context) {
}
} else {
var err error
assumeRoleArn := req.DataSource.JsonData.Get("assumeRoleArn").MustString()
accessKey := req.DataSource.JsonData.Get("accessKey").MustString()
secretKey := req.DataSource.JsonData.Get("secretKey").MustString()
/*
assumeRoleArn := req.DataSource.JsonData.Get("assumeRoleArn").MustString()
accessKey := req.DataSource.JsonData.Get("accessKey").MustString()
secretKey := req.DataSource.JsonData.Get("secretKey").MustString()
cwData := &CloudwatchDatasource{
AssumeRoleArn: assumeRoleArn,
Region: req.Region,
Namespace: reqParam.Parameters.Namespace,
Profile: req.DataSource.Database,
AccessKey: accessKey,
SecretKey: secretKey,
}
cwData := &datasourceInfo{
AssumeRoleArn: assumeRoleArn,
Region: req.Region,
Namespace: reqParam.Parameters.Namespace,
Profile: req.DataSource.Database,
AccessKey: accessKey,
SecretKey: secretKey,
}
*/
cwData := req.GetDatasourceInfo()
cwData.Namespace = reqParam.Parameters.Namespace
if namespaceMetrics, err = getMetricsForCustomMetrics(cwData, getAllMetrics); err != nil {
c.JsonApiErr(500, "Unable to call AWS API", err)
@@ -242,7 +247,7 @@ func handleGetDimensions(req *cwRequest, c *middleware.Context) {
accessKey := req.DataSource.JsonData.Get("accessKey").MustString()
secretKey := req.DataSource.JsonData.Get("secretKey").MustString()
cwDatasource := &CloudwatchDatasource{
cwDatasource := &datasourceInfo{
Region: req.Region,
Namespace: reqParam.Parameters.Namespace,
Profile: req.DataSource.Database,
@@ -265,7 +270,7 @@ func handleGetDimensions(req *cwRequest, c *middleware.Context) {
c.JSON(200, result)
}
func getAllMetrics(cwData *CloudwatchDatasource) (cloudwatch.ListMetricsOutput, error) {
func getAllMetrics(cwData *datasourceInfo) (cloudwatch.ListMetricsOutput, error) {
cfg := &aws.Config{
Region: aws.String(cwData.Region),
Credentials: getCredentials(cwData),
@@ -295,8 +300,8 @@ func getAllMetrics(cwData *CloudwatchDatasource) (cloudwatch.ListMetricsOutput,
var metricsCacheLock sync.Mutex
func getMetricsForCustomMetrics(cwDatasource *CloudwatchDatasource, getAllMetrics func(*CloudwatchDatasource) (cloudwatch.ListMetricsOutput, error)) ([]string, error) {
result, err := getAllMetrics(cwDatasource)
func getMetricsForCustomMetrics(dsInfo *datasourceInfo, getAllMetrics func(*datasourceInfo) (cloudwatch.ListMetricsOutput, error)) ([]string, error) {
result, err := getAllMetrics(dsInfo)
if err != nil {
return []string{}, err
}
@@ -304,37 +309,37 @@ func getMetricsForCustomMetrics(cwDatasource *CloudwatchDatasource, getAllMetric
metricsCacheLock.Lock()
defer metricsCacheLock.Unlock()
if _, ok := customMetricsMetricsMap[cwDatasource.Profile]; !ok {
customMetricsMetricsMap[cwDatasource.Profile] = make(map[string]map[string]*CustomMetricsCache)
if _, ok := customMetricsMetricsMap[dsInfo.Profile]; !ok {
customMetricsMetricsMap[dsInfo.Profile] = make(map[string]map[string]*CustomMetricsCache)
}
if _, ok := customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region]; !ok {
customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region] = make(map[string]*CustomMetricsCache)
if _, ok := customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region]; !ok {
customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region] = make(map[string]*CustomMetricsCache)
}
if _, ok := customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace]; !ok {
customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace] = &CustomMetricsCache{}
customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache = make([]string, 0)
if _, ok := customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace]; !ok {
customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace] = &CustomMetricsCache{}
customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache = make([]string, 0)
}
if customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Expire.After(time.Now()) {
return customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache, nil
if customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Expire.After(time.Now()) {
return customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache, nil
}
customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache = make([]string, 0)
customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Expire = time.Now().Add(5 * time.Minute)
customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache = make([]string, 0)
customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Expire = time.Now().Add(5 * time.Minute)
for _, metric := range result.Metrics {
if isDuplicate(customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache, *metric.MetricName) {
if isDuplicate(customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache, *metric.MetricName) {
continue
}
customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache = append(customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache, *metric.MetricName)
customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache = append(customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache, *metric.MetricName)
}
return customMetricsMetricsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache, nil
return customMetricsMetricsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache, nil
}
var dimensionsCacheLock sync.Mutex
func getDimensionsForCustomMetrics(cwDatasource *CloudwatchDatasource, getAllMetrics func(*CloudwatchDatasource) (cloudwatch.ListMetricsOutput, error)) ([]string, error) {
result, err := getAllMetrics(cwDatasource)
func getDimensionsForCustomMetrics(dsInfo *datasourceInfo, getAllMetrics func(*datasourceInfo) (cloudwatch.ListMetricsOutput, error)) ([]string, error) {
result, err := getAllMetrics(dsInfo)
if err != nil {
return []string{}, err
}
@@ -342,33 +347,33 @@ func getDimensionsForCustomMetrics(cwDatasource *CloudwatchDatasource, getAllMet
dimensionsCacheLock.Lock()
defer dimensionsCacheLock.Unlock()
if _, ok := customMetricsDimensionsMap[cwDatasource.Profile]; !ok {
customMetricsDimensionsMap[cwDatasource.Profile] = make(map[string]map[string]*CustomMetricsCache)
if _, ok := customMetricsDimensionsMap[dsInfo.Profile]; !ok {
customMetricsDimensionsMap[dsInfo.Profile] = make(map[string]map[string]*CustomMetricsCache)
}
if _, ok := customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region]; !ok {
customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region] = make(map[string]*CustomMetricsCache)
if _, ok := customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region]; !ok {
customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region] = make(map[string]*CustomMetricsCache)
}
if _, ok := customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace]; !ok {
customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace] = &CustomMetricsCache{}
customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache = make([]string, 0)
if _, ok := customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace]; !ok {
customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace] = &CustomMetricsCache{}
customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache = make([]string, 0)
}
if customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Expire.After(time.Now()) {
return customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache, nil
if customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Expire.After(time.Now()) {
return customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache, nil
}
customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache = make([]string, 0)
customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Expire = time.Now().Add(5 * time.Minute)
customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache = make([]string, 0)
customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Expire = time.Now().Add(5 * time.Minute)
for _, metric := range result.Metrics {
for _, dimension := range metric.Dimensions {
if isDuplicate(customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache, *dimension.Name) {
if isDuplicate(customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache, *dimension.Name) {
continue
}
customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache = append(customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache, *dimension.Name)
customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache = append(customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache, *dimension.Name)
}
}
return customMetricsDimensionsMap[cwDatasource.Profile][cwDatasource.Region][cwDatasource.Namespace].Cache, nil
return customMetricsDimensionsMap[dsInfo.Profile][dsInfo.Region][dsInfo.Namespace].Cache, nil
}
func isDuplicate(nameList []string, target string) bool {