/
write_iops_panel.go
168 lines (146 loc) · 5.38 KB
/
write_iops_panel.go
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package RDS
import (
"encoding/json"
"fmt"
"log"
"time"
"github.com/Appkube-awsx/awsx-common/authenticate"
"github.com/Appkube-awsx/awsx-common/awsclient"
"github.com/Appkube-awsx/awsx-common/model"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/cloudwatch"
"github.com/spf13/cobra"
)
type WriteIOPS struct {
WriteIOPS []struct {
Timestamp time.Time
Value float64
} `json:"write_iops"`
}
var AwsxRDSWriteIOPSCmd = &cobra.Command{
Use: "write_iops_panel",
Short: "Get write IOPS metrics data",
Long: `Command to get write IOPS metrics data`,
Run: func(cmd *cobra.Command, args []string) {
fmt.Println("Running from child command")
var authFlag, clientAuth, err = authenticate.AuthenticateCommand(cmd)
if err != nil {
log.Printf("Error during authentication: %v\n", err)
err := cmd.Help()
if err != nil {
return
}
return
}
if authFlag {
jsonResp, _, err := GetRDSWriteIOPSPanel(cmd, clientAuth, nil)
if err != nil {
log.Println("Error getting write IOPS data: ", err)
return
}
fmt.Println("Write IOPS Data:")
fmt.Println(jsonResp)
}
},
}
func GetRDSWriteIOPSPanel(cmd *cobra.Command, clientAuth *model.Auth, cloudWatchClient *cloudwatch.CloudWatch) (string, map[string]*cloudwatch.GetMetricDataOutput, error) {
instanceID, _ := cmd.PersistentFlags().GetString("instanceId")
startTimeStr, _ := cmd.PersistentFlags().GetString("startTime")
endTimeStr, _ := cmd.PersistentFlags().GetString("endTime")
var startTime, endTime *time.Time
if startTimeStr != "" {
parsedStartTime, err := time.Parse(time.RFC3339, startTimeStr)
if err != nil {
log.Printf("Error parsing start time: %v", err)
return "", nil, err
}
startTime = &parsedStartTime
} else {
defaultStartTime := time.Now().Add(-5 * time.Minute)
startTime = &defaultStartTime
}
if endTimeStr != "" {
parsedEndTime, err := time.Parse(time.RFC3339, endTimeStr)
if err != nil {
log.Printf("Error parsing end time: %v", err)
return "", nil, err
}
endTime = &parsedEndTime
} else {
defaultEndTime := time.Now()
endTime = &defaultEndTime
}
log.Printf("StartTime: %v, EndTime: %v", startTime, endTime)
cloudwatchMetricData := map[string]*cloudwatch.GetMetricDataOutput{}
rawWriteIOPSData, err := GetWriteIOPSMetricData(clientAuth, instanceID, startTime, endTime, cloudWatchClient)
if err != nil {
log.Println("Error in getting write IOPS data: ", err)
return "", nil, err
}
cloudwatchMetricData["WriteIOPS"] = rawWriteIOPSData
result := processRawWriteIOPSData(rawWriteIOPSData)
jsonString, err := json.Marshal(result)
if err != nil {
log.Println("Error in marshalling json: ", err)
return "", nil, err
}
return string(jsonString), cloudwatchMetricData, nil
}
func GetWriteIOPSMetricData(clientAuth *model.Auth, instanceID string, startTime, endTime *time.Time, cloudWatchClient *cloudwatch.CloudWatch) (*cloudwatch.GetMetricDataOutput, error) {
log.Printf("Getting metric data for instance %s in namespace AWS/RDS from %v to %v", instanceID, startTime, endTime)
input := &cloudwatch.GetMetricDataInput{
EndTime: endTime,
StartTime: startTime,
MetricDataQueries: []*cloudwatch.MetricDataQuery{
{
Id: aws.String("writeIOPS"),
MetricStat: &cloudwatch.MetricStat{
Metric: &cloudwatch.Metric{
Dimensions: []*cloudwatch.Dimension{},
MetricName: aws.String("WriteIOPS"),
Namespace: aws.String("AWS/RDS"),
},
Period: aws.Int64(300), // 5 minutes (in seconds)
Stat: aws.String("Sum"),
},
},
},
}
if cloudWatchClient == nil {
cloudWatchClient = awsclient.GetClient(*clientAuth, awsclient.CLOUDWATCH).(*cloudwatch.CloudWatch)
}
result, err := cloudWatchClient.GetMetricData(input)
if err != nil {
return nil, err
}
return result, nil
}
func processRawWriteIOPSData(result *cloudwatch.GetMetricDataOutput) WriteIOPS {
var rawData WriteIOPS
rawData.WriteIOPS = make([]struct {
Timestamp time.Time
Value float64
}, len(result.MetricDataResults[0].Timestamps))
for i, timestamp := range result.MetricDataResults[0].Timestamps {
rawData.WriteIOPS[i].Timestamp = *timestamp
rawData.WriteIOPS[i].Value = *result.MetricDataResults[0].Values[i]
}
return rawData
}
func init() {
AwsxRDSWriteIOPSCmd.PersistentFlags().String("elementId", "", "element id")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("elementType", "", "element type")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("query", "", "query")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("cmdbApiUrl", "", "cmdb api")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("vaultUrl", "", "vault end point")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("vaultToken", "", "vault token")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("zone", "", "aws region")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("accessKey", "", "aws access key")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("secretKey", "", "aws secret key")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("crossAccountRoleArn", "", "aws cross account role arn")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("externalId", "", "aws external id")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("cloudWatchQueries", "", "aws cloudwatch metric queries")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("instanceId", "", "instance id")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("startTime", "", "start time")
AwsxRDSWriteIOPSCmd.PersistentFlags().String("endTime", "", "endcl time")
}