func (c *CloudWatch) ListMetrics(req *ListMetricsRequest) (result *ListMetricsResponse, err error) {
// Serialize all the params
params := aws.MakeParams("ListMetrics")
if req.Namespace != "" {
params["Namespace"] = req.Namespace
}
if len(req.Dimensions) > 0 {
for i, d := range req.Dimensions {
prefix := "Dimensions.member." + strconv.Itoa(i+1)
params[prefix+".Name"] = d.Name
params[prefix+".Value"] = d.Value
}
}
result = new(ListMetricsResponse)
err = c.query("GET", "/", params, &result)
metrics := result.ListMetricsResult.Metrics
if result.ListMetricsResult.NextToken != "" {
params = aws.MakeParams("ListMetrics")
params["NextToken"] = result.ListMetricsResult.NextToken
for result.ListMetricsResult.NextToken != "" && err == nil {
result = new(ListMetricsResponse)
err = c.query("GET", "/", params, &result)
if err == nil {
newslice := make([]Metric, len(metrics)+len(result.ListMetricsResult.Metrics))
copy(newslice, metrics)
copy(newslice[len(metrics):], result.ListMetricsResult.Metrics)
metrics = newslice
}
}
result.ListMetricsResult.Metrics = metrics
}
return
}
// Get statistics for specified metric
//
// If the arguments are invalid or the server returns an error, the error will
// be set and the other values undefined.
func (c *CloudWatch) GetMetricStatistics(req *GetMetricStatisticsRequest) (result *GetMetricStatisticsResponse, err error) {
statisticsSet := sets.SSet(req.Statistics...)
// Kick out argument errors
switch {
case req.EndTime.IsZero():
err = errors.New("No endTime specified")
case req.StartTime.IsZero():
err = errors.New("No startTime specified")
case req.MetricName == "":
err = errors.New("No metricName specified")
case req.Namespace == "":
err = errors.New("No Namespace specified")
case req.Period < 60 || req.Period%60 != 0:
err = errors.New("Period not 60 seconds or a multiple of 60 seconds")
case len(req.Statistics) < 1:
err = errors.New("No statistics supplied")
case validMetricStatistics.Union(statisticsSet).Len() != validMetricStatistics.Len():
err = errors.New("Invalid statistic values supplied")
case req.Unit != "" && !validUnits.Member(req.Unit):
err = errors.New("Unit is not a valid value")
}
if err != nil {
return
}
// Serialize all the params
params := aws.MakeParams("GetMetricStatistics")
params["EndTime"] = req.EndTime.UTC().Format(time.RFC3339)
params["StartTime"] = req.StartTime.UTC().Format(time.RFC3339)
params["MetricName"] = req.MetricName
params["Namespace"] = req.Namespace
params["Period"] = strconv.Itoa(req.Period)
if req.Unit != "" {
params["Unit"] = req.Unit
}
// Serialize the lists of data
for i, d := range req.Dimensions {
prefix := "Dimensions.member." + strconv.Itoa(i+1)
params[prefix+".Name"] = d.Name
params[prefix+".Value"] = d.Value
}
for i, d := range req.Statistics {
prefix := "Statistics.member." + strconv.Itoa(i+1)
params[prefix] = d
}
result = new(GetMetricStatisticsResponse)
err = c.query("GET", "/", params, result)
return
}
// DescribeDBInstances - Returns a description of each Database Instance
// Supports pagination by using the "Marker" parameter, and "maxRecords" for subsequent calls
// Unfortunately RDS does not currently support filtering
//
// See http://goo.gl/lzZMyz for more details.
func (rds *RDS) DescribeDBInstances(id string, maxRecords int, marker string) (*DescribeDBInstancesResponse, error) {
params := aws.MakeParams("DescribeDBInstances")
if id != "" {
params["DBInstanceIdentifier"] = id
}
if maxRecords != 0 {
params["MaxRecords"] = strconv.Itoa(maxRecords)
}
if marker != "" {
params["Marker"] = marker
}
resp := &DescribeDBInstancesResponse{}
err := rds.query("POST", "/", params, resp)
return resp, err
}
func (c *CloudWatch) PutMetricDataNamespace(metrics []MetricDatum, namespace string) (result *aws.BaseResponse, err error) {
// Serialize the params
params := aws.MakeParams("PutMetricData")
if namespace != "" {
params["Namespace"] = namespace
}
for i, metric := range metrics {
prefix := "MetricData.member." + strconv.Itoa(i+1)
if metric.MetricName == "" {
err = fmt.Errorf("No metric name supplied for metric: %d", i)
return
}
params[prefix+".MetricName"] = metric.MetricName
if metric.Unit != "" {
params[prefix+".Unit"] = metric.Unit
}
if metric.Value != 0 {
params[prefix+".Value"] = strconv.FormatFloat(metric.Value, 'E', 10, 64)
}
if !metric.Timestamp.IsZero() {
params[prefix+".Timestamp"] = metric.Timestamp.UTC().Format(time.RFC3339)
}
for j, dim := range metric.Dimensions {
dimprefix := prefix + ".Dimensions.member." + strconv.Itoa(j+1)
params[dimprefix+".Name"] = dim.Name
params[dimprefix+".Value"] = dim.Value
}
if metric.StatisticValues != nil {
statprefix := prefix + ".StatisticValues"
params[statprefix+".Maximum"] = strconv.FormatFloat(metric.StatisticValues.Maximum, 'E', 10, 64)
params[statprefix+".Minimum"] = strconv.FormatFloat(metric.StatisticValues.Minimum, 'E', 10, 64)
params[statprefix+".SampleCount"] = strconv.FormatFloat(metric.StatisticValues.SampleCount, 'E', 10, 64)
params[statprefix+".Sum"] = strconv.FormatFloat(metric.StatisticValues.Sum, 'E', 10, 64)
}
}
result = new(aws.BaseResponse)
err = c.query("POST", "/", params, result)
return
}
func (c *CloudWatch) PutMetricAlarm(alarm *MetricAlarm) (result *aws.BaseResponse, err error) {
// Serialize the params
params := aws.MakeParams("PutMetricAlarm")
switch {
case alarm.AlarmName == "":
err = errors.New("No AlarmName supplied")
case !validComparisonOperators.Member(alarm.ComparisonOperator):
err = errors.New("ComparisonOperator is not valid")
case alarm.EvaluationPeriods == 0:
err = errors.New("No number of EvaluationPeriods specified")
case alarm.MetricName == "":
err = errors.New("No MetricName specified")
case alarm.Namespace == "":
err = errors.New("No Namespace specified")
case alarm.Period == 0:
err = errors.New("No Period over which statistic should apply was specified")
case !validMetricStatistics.Member(alarm.Statistic):
err = errors.New("Invalid statistic value supplied")
case alarm.Threshold == 0:
err = errors.New("No Threshold value specified")
case alarm.Unit != "" && !validUnits.Member(alarm.Unit):
err = errors.New("Unit is not a valid value")
}
if err != nil {
return
}
for i, action := range alarm.AlarmActions {
params["AlarmActions.member."+strconv.Itoa(i+1)] = action.ARN
}
for i, action := range alarm.InsufficientDataActions {
params["InsufficientDataActions.member."+strconv.Itoa(i+1)] = action.ARN
}
for i, action := range alarm.OkActions {
params["OKActions.member."+strconv.Itoa(i+1)] = action.ARN
}
if alarm.AlarmDescription != "" {
params["AlarmDescription"] = alarm.AlarmDescription
}
params["AlarmDescription"] = alarm.AlarmDescription
params["AlarmName"] = alarm.AlarmName
params["ComparisonOperator"] = alarm.ComparisonOperator
for i, dim := range alarm.Dimensions {
dimprefix := "Dimensions.member." + strconv.Itoa(i+1)
params[dimprefix+".Name"] = dim.Name
params[dimprefix+".Value"] = dim.Value
}
params["EvaluationPeriods"] = strconv.Itoa(alarm.EvaluationPeriods)
params["MetricName"] = alarm.MetricName
params["Namespace"] = alarm.Namespace
params["Period"] = strconv.Itoa(alarm.Period)
params["Statistic"] = alarm.Statistic
params["Threshold"] = strconv.FormatFloat(alarm.Threshold, 'E', 10, 64)
if alarm.Unit != "" {
params["Unit"] = alarm.Unit
}
result = new(aws.BaseResponse)
err = c.query("POST", "/", params, result)
return
}