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backend/remote-state: Add support for assume role extensions to s3 backend #13236

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merged 1 commit into from
Mar 31, 2017
Merged

backend/remote-state: Add support for assume role extensions to s3 backend #13236

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64 changes: 44 additions & 20 deletions backend/remote-state/s3/backend.go
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Original file line number Diff line number Diff line change
Expand Up @@ -21,101 +21,122 @@ import (
func New() backend.Backend {
s := &schema.Backend{
Schema: map[string]*schema.Schema{
"bucket": &schema.Schema{
"bucket": {
Type: schema.TypeString,
Required: true,
Description: "The name of the S3 bucket",
},

"key": &schema.Schema{
"key": {
Type: schema.TypeString,
Required: true,
Description: "The path to the state file inside the bucket",
},

"region": &schema.Schema{
"region": {
Type: schema.TypeString,
Required: true,
Description: "The region of the S3 bucket.",
DefaultFunc: schema.EnvDefaultFunc("AWS_DEFAULT_REGION", nil),
},

"endpoint": &schema.Schema{
"endpoint": {
Type: schema.TypeString,
Optional: true,
Description: "A custom endpoint for the S3 API",
DefaultFunc: schema.EnvDefaultFunc("AWS_S3_ENDPOINT", ""),
},

"encrypt": &schema.Schema{
"encrypt": {
Type: schema.TypeBool,
Optional: true,
Description: "Whether to enable server side encryption of the state file",
Default: false,
},

"acl": &schema.Schema{
"acl": {
Type: schema.TypeString,
Optional: true,
Description: "Canned ACL to be applied to the state file",
Default: "",
},

"access_key": &schema.Schema{
"access_key": {
Type: schema.TypeString,
Optional: true,
Description: "AWS access key",
Default: "",
},

"secret_key": &schema.Schema{
"secret_key": {
Type: schema.TypeString,
Optional: true,
Description: "AWS secret key",
Default: "",
},

"kms_key_id": &schema.Schema{
"kms_key_id": {
Type: schema.TypeString,
Optional: true,
Description: "The ARN of a KMS Key to use for encrypting the state",
Default: "",
},

"lock_table": &schema.Schema{
"lock_table": {
Type: schema.TypeString,
Optional: true,
Description: "DynamoDB table for state locking",
Default: "",
},

"profile": &schema.Schema{
"profile": {
Type: schema.TypeString,
Optional: true,
Description: "AWS profile name",
Default: "",
},

"shared_credentials_file": &schema.Schema{
"shared_credentials_file": {
Type: schema.TypeString,
Optional: true,
Description: "Path to a shared credentials file",
Default: "",
},

"token": &schema.Schema{
"token": {
Type: schema.TypeString,
Optional: true,
Description: "MFA token",
Default: "",
},

"role_arn": &schema.Schema{
"role_arn": {
Type: schema.TypeString,
Optional: true,
Description: "The role to be assumed",
Default: "",
},

"session_name": {
Type: schema.TypeString,
Optional: true,
Description: "The session name to use when assuming the role.",
Default: "",
},

"external_id": {
Type: schema.TypeString,
Optional: true,
Description: "The external ID to use when assuming the role",
Default: "",
},

"assume_role_policy": {
Type: schema.TypeString,
Optional: true,
Description: "The permissions applied when assuming a role.",
Default: "",
},
},
}

Expand Down Expand Up @@ -156,12 +177,15 @@ func (b *Backend) configure(ctx context.Context) error {

var errs []error
creds, err := terraformAWS.GetCredentials(&terraformAWS.Config{
AccessKey: data.Get("access_key").(string),
SecretKey: data.Get("secret_key").(string),
Token: data.Get("token").(string),
Profile: data.Get("profile").(string),
CredsFilename: data.Get("shared_credentials_file").(string),
AssumeRoleARN: data.Get("role_arn").(string),
AccessKey: data.Get("access_key").(string),
SecretKey: data.Get("secret_key").(string),
Token: data.Get("token").(string),
Profile: data.Get("profile").(string),
CredsFilename: data.Get("shared_credentials_file").(string),
AssumeRoleARN: data.Get("role_arn").(string),
AssumeRoleSessionName: data.Get("session_name").(string),
AssumeRoleExternalID: data.Get("external_id").(string),
AssumeRolePolicy: data.Get("assume_role_policy").(string),
})
if err != nil {
return err
Expand Down