terraform/builtin/providers/aws/config.go

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2014-06-24 04:01:57 +02:00
package aws
import (
"strings"
"unicode"
"github.com/mitchellh/goamz/aws"
)
type Config struct {
AccessKey string `mapstructure:"access_key"`
SecretKey string `mapstructure:"secret_key"`
Region string `mapstructure:"region"`
}
// AWSAuth returns a valid aws.Auth object for access to AWS services, or
// an error if the authentication couldn't be resolved.
//
// TODO(mitchellh): Test in some way.
func (c *Config) AWSAuth() (aws.Auth, error) {
auth, err := aws.GetAuth(c.AccessKey, c.SecretKey)
if err == nil {
// Store the accesskey and secret that we got...
c.AccessKey = auth.AccessKey
c.SecretKey = auth.SecretKey
}
return auth, err
}
// AWSRegion returns the configured region.
//
// TODO(mitchellh): Test in some way.
func (c *Config) AWSRegion() (aws.Region, error) {
if c.Region != "" {
return aws.Regions[c.Region], nil
}
md, err := aws.GetMetaData("placement/availability-zone")
if err != nil {
return aws.Region{}, err
}
region := strings.TrimRightFunc(string(md), unicode.IsLetter)
return aws.Regions[region], nil
}