(cloudwatch) change implementation to testable

This commit is contained in:
Mitsuhiro Tanda 2016-01-15 12:07:31 +09:00
parent 73ec486434
commit b90a078be0

View File

@ -154,7 +154,7 @@ func handleGetMetrics(req *cwRequest, c *middleware.Context) {
}
} else {
var err error
if namespaceMetrics, err = getMetricsForCustomMetrics(req, reqParam.Parameters.Namespace); err != nil {
if namespaceMetrics, err = getMetricsForCustomMetrics(req.Region, reqParam.Parameters.Namespace, req.DataSource.Database, getAllMetrics); err != nil {
c.JsonApiErr(500, "Unable to call AWS API", err)
return
}
@ -187,7 +187,7 @@ func handleGetDimensions(req *cwRequest, c *middleware.Context) {
}
} else {
var err error
if dimensionValues, err = getDimensionsForCustomMetrics(req, reqParam.Parameters.Namespace); err != nil {
if dimensionValues, err = getDimensionsForCustomMetrics(req.Region, reqParam.Parameters.Namespace, req.DataSource.Database, getAllMetrics); err != nil {
c.JsonApiErr(500, "Unable to call AWS API", err)
return
}
@ -202,10 +202,10 @@ func handleGetDimensions(req *cwRequest, c *middleware.Context) {
c.JSON(200, result)
}
func getAllMetrics(req *cwRequest, namespace string) (cloudwatch.ListMetricsOutput, error) {
func getAllMetrics(region string, namespace string, database string) (cloudwatch.ListMetricsOutput, error) {
cfg := &aws.Config{
Region: aws.String(req.Region),
Credentials: getCredentials(req.DataSource.Database),
Region: aws.String(region),
Credentials: getCredentials(database),
}
svc := cloudwatch.New(session.New(cfg), cfg)
@ -232,8 +232,8 @@ func getAllMetrics(req *cwRequest, namespace string) (cloudwatch.ListMetricsOutp
var metricsCacheLock sync.Mutex
func getMetricsForCustomMetrics(req *cwRequest, namespace string) ([]string, error) {
result, err := getAllMetrics(req, namespace)
func getMetricsForCustomMetrics(region string, namespace string, database string, getAllMetrics func(string, string, string) (cloudwatch.ListMetricsOutput, error)) ([]string, error) {
result, err := getAllMetrics(region, namespace, database)
if err != nil {
return []string{}, err
}
@ -241,8 +241,6 @@ func getMetricsForCustomMetrics(req *cwRequest, namespace string) ([]string, err
metricsCacheLock.Lock()
defer metricsCacheLock.Unlock()
database := req.DataSource.Database
region := req.Region
if _, ok := customMetricsMetricsMap[database]; !ok {
customMetricsMetricsMap[database] = make(map[string]map[string]*CustomMetricsCache)
}
@ -272,8 +270,8 @@ func getMetricsForCustomMetrics(req *cwRequest, namespace string) ([]string, err
var dimensionsCacheLock sync.Mutex
func getDimensionsForCustomMetrics(req *cwRequest, namespace string) ([]string, error) {
result, err := getAllMetrics(req, namespace)
func getDimensionsForCustomMetrics(region string, namespace string, database string, getAllMetrics func(string, string, string) (cloudwatch.ListMetricsOutput, error)) ([]string, error) {
result, err := getAllMetrics(region, namespace, database)
if err != nil {
return []string{}, err
}
@ -281,8 +279,6 @@ func getDimensionsForCustomMetrics(req *cwRequest, namespace string) ([]string,
dimensionsCacheLock.Lock()
defer dimensionsCacheLock.Unlock()
database := req.DataSource.Database
region := req.Region
if _, ok := customMetricsDimensionsMap[database]; !ok {
customMetricsDimensionsMap[database] = make(map[string]map[string]*CustomMetricsCache)
}