polemos/mtdaws/mtd.go

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package mtdaws
import (
"fmt"
"time"
"github.com/aws/aws-sdk-go-v2/service/ec2"
"github.com/thefeli73/polemos/state"
)
// AWSMoveInstance moves a specified instance to a new availability region
func AWSMoveInstance(config state.Config) (state.Config) {
instance := config.MTD.Services[0] // for testing use first instance
region, instanceID := DecodeCloudID(instance.CloudID)
awsConfig := NewConfig(region, config.AWS.CredentialsPath)
svc := ec2.NewFromConfig(awsConfig)
realInstance, err := getInstanceDetailsFromString(svc, instanceID)
if err != nil {
fmt.Println("Error getting instance details:", err)
return config
}
imageName, err := createImage(svc, instanceID)
if err != nil {
fmt.Println("Error creating image:", err)
return config
}
fmt.Println("Created image: ", imageName)
err = waitForImageReady(svc, imageName, 5*time.Minute)
if err != nil {
fmt.Println("Error waiting for image to be ready:", err)
return config
}
fmt.Println("Image is ready:", imageName)
newInstanceID, err := launchInstance(svc, realInstance, imageName)
if err != nil {
fmt.Println("Error launching instance:", err)
return config
}
fmt.Println("Launched new instance:", newInstanceID)
err = terminateInstance(svc, instanceID)
if err != nil {
fmt.Println("Error terminating instance:", err)
return config
}
fmt.Println("Terminated original instance:", instanceID)
return config
}