Example #1
0
File: ec2.go Project: rogpeppe/misc
func main() {
	flag.Parse()
	if flag.Arg(0) == "" {
		errorf("no command")
		os.Exit(2)
	}
	auth, err := aws.EnvAuth()
	if err != nil {
		fatalf("envauth: %v", err)
	}
	region, ok := aws.Regions[*regionName]
	if !ok {
		fatalf("no such region")
	}
	signer := aws.SignV4Factory(region.Name, "ec2")
	conn := ec2.New(auth, region, signer)

	if flag.Arg(0) == "help" {
		for _, c := range cmds {
			c.printUsage()
		}
		return
	}

	for _, c := range cmds {
		if flag.Arg(0) == c.name {
			c.run(conn, flag.Args()[1:])
			return
		}
	}
	errorf("unknown command %q", flag.Arg(0))
	os.Exit(2)
}
Example #2
0
// Get ...
func Get(machine *Machine, auth aws.Auth) error {
	ec2Ref := ec2.New(auth, aws.Regions[machine.Instance.Region], aws.SignV4Factory(machine.Instance.Region, "ec2"))

	// Verify if cloud-config file exists
	if machine.Instance.CloudConfig != "" {
		_, err := os.Stat(machine.Instance.CloudConfig)
		if err != nil {
			return err
		}
	}

	// get list of volumes to format
	volumesToFormat := make([]volume.Volume, 0)
	for key := range machine.Volumes {
		volumeConfig := &machine.Volumes[key]

		format := false
		if volumeConfig.ID == "" && volumeConfig.SnapshotID == "" {
			format = true
		}

		volumeConfig.AvailableZone = machine.Instance.AvailableZone

		_, err := volume.Get(ec2Ref, volumeConfig)
		if err != nil {
			return err
		}

		if format == true {
			volumesToFormat = append(volumesToFormat, *volumeConfig)
		}
	}

	// Create a machine to format theses volumes
	if len(volumesToFormat) > 0 {
		err := FormatVolumes(ec2Ref, *machine, volumesToFormat)
		if err != nil {
			return err
		}
	}

	_, err := instance.Get(ec2Ref, &machine.Instance)
	if err != nil {
		return err
	}

	err = AttachVolumes(ec2Ref, machine.Instance.ID, machine.Volumes)
	if err != nil {
		return err
	}

	err = instance.Reboot(ec2Ref, machine.Instance)
	if err != nil {
		return err
	}

	logger.Printf("The instance Id <%s> with IP Address <%s> is running with %d volume(s)!\n", machine.Instance.ID, machine.Instance.PrivateIPAddress, len(machine.Volumes))

	return nil
}
Example #3
0
func awsClients(cloud environs.CloudSpec) (*ec2.EC2, *s3.S3, error) {
	if err := validateCloudSpec(cloud); err != nil {
		return nil, nil, errors.Annotate(err, "validating cloud spec")
	}

	credentialAttrs := cloud.Credential.Attributes()
	accessKey := credentialAttrs["access-key"]
	secretKey := credentialAttrs["secret-key"]
	auth := aws.Auth{
		AccessKey: accessKey,
		SecretKey: secretKey,
	}

	// TODO(axw) define region in terms of EC2 and S3 endpoints.
	region := aws.Regions[cloud.Region]
	signer := aws.SignV4Factory(region.Name, "ec2")
	return ec2.New(auth, region, signer), s3.New(auth, region), nil
}
Example #4
0
File: provider.go Project: bac/juju
func awsClient(cloud environs.CloudSpec) (*ec2.EC2, error) {
	if err := validateCloudSpec(cloud); err != nil {
		return nil, errors.Annotate(err, "validating cloud spec")
	}

	credentialAttrs := cloud.Credential.Attributes()
	accessKey := credentialAttrs["access-key"]
	secretKey := credentialAttrs["secret-key"]
	auth := aws.Auth{
		AccessKey: accessKey,
		SecretKey: secretKey,
	}

	region := aws.Region{
		Name:        cloud.Region,
		EC2Endpoint: cloud.Endpoint,
	}
	signer := aws.SignV4Factory(cloud.Region, "ec2")
	return ec2.New(auth, region, signer), nil
}
Example #5
0
File: s3.go Project: marete/restic
// New creates a new S3.
func New(auth aws.Auth, region aws.Region) *S3 {
	return &S3{auth, region, aws.SignV4Factory(region.Name, "s3"), 0}
}