forked from awsdocs/aws-doc-sdk-examples
/
ec2_create_keypair.go
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/
ec2_create_keypair.go
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// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
package main
import (
"fmt"
"os"
"path/filepath"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/ec2"
)
// Creates a new EC2 key pair for the name provided.
//
// Usage:
//
// go run ec2_create_keypair.go KEY_PAIR_NAME
func main() {
if len(os.Args) != 2 {
exitErrorf("pair name required\nUsage: %s key_pair_name",
filepath.Base(os.Args[0]))
}
pairName := os.Args[1]
// Initialize a session in us-west-2 that the SDK will use to load
// credentials from the shared credentials file ~/.aws/credentials.
sess, err := session.NewSession(&aws.Config{
Region: aws.String("us-west-2")},
)
// Create an EC2 service client.
svc := ec2.New(sess)
// Creates a new key pair with the given name
result, err := svc.CreateKeyPair(&ec2.CreateKeyPairInput{
KeyName: aws.String(pairName),
})
if err != nil {
if aerr, ok := err.(awserr.Error); ok && aerr.Code() == "InvalidKeyPair.Duplicate" {
exitErrorf("Keypair %q already exists.", pairName)
}
exitErrorf("Unable to create key pair: %s, %v.", pairName, err)
}
fmt.Printf("Created key pair %q %s\n%s\n",
*result.KeyName, *result.KeyFingerprint,
*result.KeyMaterial)
}
func exitErrorf(msg string, args ...interface{}) {
fmt.Fprintf(os.Stderr, msg+"\n", args...)
os.Exit(1)
}