forked from hashicorp/terraform
/
resource_aws_iam_user_policy_attachment.go
123 lines (105 loc) · 2.97 KB
/
resource_aws_iam_user_policy_attachment.go
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package aws
import (
"fmt"
"log"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/service/iam"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceAwsIamUserPolicyAttachment() *schema.Resource {
return &schema.Resource{
Create: resourceAwsIamUserPolicyAttachmentCreate,
Read: resourceAwsIamUserPolicyAttachmentRead,
Delete: resourceAwsIamUserPolicyAttachmentDelete,
Schema: map[string]*schema.Schema{
"user": &schema.Schema{
Type: schema.TypeString,
ForceNew: true,
Required: true,
},
"policy_arn": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
},
}
}
func resourceAwsIamUserPolicyAttachmentCreate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).iamconn
user := d.Get("user").(string)
arn := d.Get("policy_arn").(string)
err := attachPolicyToUser(conn, user, arn)
if err != nil {
return fmt.Errorf("[WARN] Error attaching policy %s to IAM User %s: %v", arn, user, err)
}
d.SetId(resource.PrefixedUniqueId(fmt.Sprintf("%s-", user)))
return resourceAwsIamUserPolicyAttachmentRead(d, meta)
}
func resourceAwsIamUserPolicyAttachmentRead(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).iamconn
user := d.Get("user").(string)
arn := d.Get("policy_arn").(string)
_, err := conn.GetUser(&iam.GetUserInput{
UserName: aws.String(user),
})
if err != nil {
if awsErr, ok := err.(awserr.Error); ok {
if awsErr.Code() == "NoSuchEntity" {
log.Printf("[WARN] No such entity found for Policy Attachment (%s)", user)
d.SetId("")
return nil
}
}
return err
}
attachedPolicies, err := conn.ListAttachedUserPolicies(&iam.ListAttachedUserPoliciesInput{
UserName: aws.String(user),
})
if err != nil {
return err
}
var policy string
for _, p := range attachedPolicies.AttachedPolicies {
if *p.PolicyArn == arn {
policy = *p.PolicyArn
}
}
if policy == "" {
log.Printf("[WARN] No such User found for Policy Attachment (%s)", user)
d.SetId("")
}
return nil
}
func resourceAwsIamUserPolicyAttachmentDelete(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).iamconn
user := d.Get("user").(string)
arn := d.Get("policy_arn").(string)
err := detachPolicyFromUser(conn, user, arn)
if err != nil {
return fmt.Errorf("[WARN] Error removing policy %s from IAM User %s: %v", arn, user, err)
}
return nil
}
func attachPolicyToUser(conn *iam.IAM, user string, arn string) error {
_, err := conn.AttachUserPolicy(&iam.AttachUserPolicyInput{
UserName: aws.String(user),
PolicyArn: aws.String(arn),
})
if err != nil {
return err
}
return nil
}
func detachPolicyFromUser(conn *iam.IAM, user string, arn string) error {
_, err := conn.DetachUserPolicy(&iam.DetachUserPolicyInput{
UserName: aws.String(user),
PolicyArn: aws.String(arn),
})
if err != nil {
return err
}
return nil
}