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CopySnapshotToS3.go
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CopySnapshotToS3.go
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// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: MIT-0
// snippet-start:[rds.go.copy_snapshot_to_s3]
package main
// snippet-start:[rds.go.copy_snapshot_to_s3.imports]
import (
"flag"
"fmt"
"strings"
"time"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/rds"
"github.com/aws/aws-sdk-go/service/rds/rdsiface"
)
// snippet-end:[rds.go.copy_snapshot_to_s3.imports]
// StoreInstance saves an Amazon RDS instance snapshot to an Amazon S3 bucket.
// Inputs:
// sess is the current session, which provides configuration for the SDK's service clients
// rdsSnapshotName is the name of the snapshot
// exportRDSSnapshotName is the name given to the stored instance snapshot in the bucket
// roleArn is the ARN of a role that has permission to write to the bucket
// kmsKey is the key used to encrypt the snapshot
// bucketName is the name of the bucket
// Output:
// If success, the SOMETHING of the RESOURCE and nil
// Otherwise, an empty string and an error from the call to FUNCTION
func StoreInstance(svc rdsiface.RDSAPI, rdsSnapshotName, exportRDSSnapshotName, roleArn, kmsKey, bucketName *string) (*rds.StartExportTaskOutput, error) {
// snippet-start:[rds.go.copy_snapshot_to_s3.get_snapshots]
result, err := svc.DescribeDBSnapshots(nil)
// snippet-end:[rds.go.copy_snapshot_to_s3.get_snapshots]
if err != nil {
return nil, err
}
// snippet-start:[rds.go.copy_snapshot_to_s3.call]
currentTime := time.Now()
snapshotTime := currentTime.Format("2006-01-02")
rdsSnapshot := *rdsSnapshotName + snapshotTime
IndentifierSnapshotTime := currentTime.Format("20060102")
exportIdentifier := *exportRDSSnapshotName + IndentifierSnapshotTime
// Get latest snapshot from RDS snapshot list
for _, s := range result.DBSnapshots {
if strings.Contains(*s.DBSnapshotArn, rdsSnapshot) {
result, err := svc.StartExportTask(&rds.StartExportTaskInput{
ExportTaskIdentifier: aws.String(exportIdentifier),
IamRoleArn: roleArn,
KmsKeyId: kmsKey,
S3BucketName: bucketName,
SourceArn: aws.String(*s.DBSnapshotArn),
})
// snippet-end:[rds.go.copy_snapshot_to_s3.call]
return result, err
}
}
return nil, nil
}
func main() {
// snippet-start:[rds.go.copy_snapshot_to_s3.args]
roleArn := flag.String("a", "", "The ARN of the role")
kmsKey := flag.String("k", "", "The KMS key")
bucketName := flag.String("b", "", "The name of the bucket to store the snapshot")
rdsSnapshotName := flag.String("s", "", "The name of the RDS snapshot")
exportRDSSnapshotName := flag.String("e", "", "The name to export to")
if *roleArn == "" || *kmsKey == "" || *bucketName == "" || *rdsSnapshotName == "" || *exportRDSSnapshotName == "" {
fmt.Println("You must supply a role ARN, KMS key, bucket name, RDS snapshot name, and export name")
fmt.Println("-a ROLE-ARN -k KMS-KEY -b BUCKET-NAME -s SNAPSHOT-NAME -e EXPORT-NAME")
return
}
// snippet-end:[rds.go.copy_snapshot_to_s3.args]
// snippet-start:[rds.go.copy_snapshot_to_s3.session]
sess := session.Must(session.NewSessionWithOptions(session.Options{
SharedConfigState: session.SharedConfigEnable,
}))
svc := rds.New(sess)
// snippet-end:[rds.go.copy_snapshot_to_s3.session]
result, err := StoreInstance(svc, rdsSnapshotName, exportRDSSnapshotName, roleArn, kmsKey, bucketName)
if err != nil {
fmt.Println("Got an error storing the instance:")
fmt.Println(err)
return
}
fmt.Println(result)
}
// snippet-end:[rds.go.copy_snapshot_to_s3]