/
cpu_utilization_panel.go
133 lines (112 loc) · 4.3 KB
/
cpu_utilization_panel.go
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package RDS
import (
"encoding/json"
"fmt"
"log"
"github.com/Appkube-awsx/awsx-common/authenticate"
"github.com/Appkube-awsx/awsx-common/model"
"github.com/Appkube-awsx/awsx-getelementdetails/comman-function"
"github.com/aws/aws-sdk-go/service/cloudwatch"
"github.com/spf13/cobra"
)
// type Result struct {
// CurrentUsage float64 `json:"currentUsage"`
// AverageUsage float64 `json:"averageUsage"`
// MaxUsage float64 `json:"maxUsage"`
// }
var AwsxRDSCpuUtilizationCmd = &cobra.Command{
Use: "cpu_utilization_panel",
Short: "get cpu utilization metrics data",
Long: `command to get cpu utilization 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 {
responseType, _ := cmd.PersistentFlags().GetString("responseType")
jsonResp, cloudwatchMetricResp, err := GetRDSCpuUtilizationPanel(cmd, clientAuth, nil)
if err != nil {
log.Println("Error getting cpu utilization: ", err)
return
}
if responseType == "frame" {
fmt.Println(cloudwatchMetricResp)
} else {
// default case. it prints json
fmt.Println(jsonResp)
}
}
},
}
func GetRDSCpuUtilizationPanel(cmd *cobra.Command, clientAuth *model.Auth, cloudWatchClient *cloudwatch.CloudWatch) (string, map[string]*cloudwatch.GetMetricDataOutput, error) {
elementType, _ := cmd.PersistentFlags().GetString("elementType")
fmt.Println(elementType)
instanceId, _ := cmd.PersistentFlags().GetString("instanceId")
startTime, endTime, err := comman_function.ParseTimes(cmd)
if err != nil {
return "", nil, fmt.Errorf("error parsing time: %v", err)
}
instanceId, err = comman_function.GetCmdbData(cmd)
if err != nil {
return "", nil, fmt.Errorf("error getting instance ID: %v", err)
}
cloudwatchMetricData := map[string]*cloudwatch.GetMetricDataOutput{}
currentUsage, err := comman_function.GetMetricData(clientAuth, instanceId, "AWS/RDS", "CPUUtilization", startTime, endTime, "SampleCount", "DBInstanceIdentifier", cloudWatchClient)
if err != nil {
log.Println("Error in getting sample count: ", err)
return "", nil, err
}
if len(currentUsage.MetricDataResults) > 0 && len(currentUsage.MetricDataResults[0].Values) > 0 {
cloudwatchMetricData["CurrentUsage"] = currentUsage
} else {
log.Println("No data available for current Usage")
}
// Get average usage
averageUsage, err := comman_function.GetMetricData(clientAuth, instanceId, "AWS/RDS", "CPUUtilization", startTime, endTime, "Average", "DBInstanceIdentifier", cloudWatchClient)
if err != nil {
log.Println("Error in getting average: ", err)
return "", nil, err
}
if len(averageUsage.MetricDataResults) > 0 && len(averageUsage.MetricDataResults[0].Values) > 0 {
cloudwatchMetricData["AverageUsage"] = averageUsage
} else {
log.Println("No data available for average Usage")
}
// Get max usage
maxUsage, err := comman_function.GetMetricData(clientAuth, instanceId, "AWS/RDS", "CPUUtilization", startTime, endTime, "Maximum", "DBInstanceIdentifier", cloudWatchClient)
if err != nil {
log.Println("Error in getting maximum: ", err)
return "", nil, err
}
if len(maxUsage.MetricDataResults) > 0 && len(maxUsage.MetricDataResults[0].Values) > 0 {
cloudwatchMetricData["MaxUsage"] = maxUsage
} else {
log.Println("No data available for maximum Usage")
}
jsonOutput := make(map[string]float64)
if len(currentUsage.MetricDataResults) > 0 && len(currentUsage.MetricDataResults[0].Values) > 0 {
jsonOutput["CurrentUsage"] = *currentUsage.MetricDataResults[0].Values[0]
}
if len(averageUsage.MetricDataResults) > 0 && len(averageUsage.MetricDataResults[0].Values) > 0 {
jsonOutput["AverageUsage"] = *averageUsage.MetricDataResults[0].Values[0]
}
if len(maxUsage.MetricDataResults) > 0 && len(maxUsage.MetricDataResults[0].Values) > 0 {
jsonOutput["MaxUsage"] = *maxUsage.MetricDataResults[0].Values[0]
}
jsonString, err := json.Marshal(jsonOutput)
if err != nil {
log.Println("Error in marshalling json in string: ", err)
return "", nil, err
}
return string(jsonString), cloudwatchMetricData, nil
}
func init() {
comman_function.InitAwsCmdFlags(AwsxRDSCpuUtilizationCmd)
}