forked from hashicorp/terraform-provider-aws
/
resource_aws_iam_role_policy_attachment.go
146 lines (124 loc) · 3.65 KB
/
resource_aws_iam_role_policy_attachment.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
package aws
import (
"fmt"
"log"
"strings"
"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 resourceAwsIamRolePolicyAttachment() *schema.Resource {
return &schema.Resource{
Create: resourceAwsIamRolePolicyAttachmentCreate,
Read: resourceAwsIamRolePolicyAttachmentRead,
Delete: resourceAwsIamRolePolicyAttachmentDelete,
Importer: &schema.ResourceImporter{
State: resourceAwsIamRolePolicyAttachmentImport,
},
Schema: map[string]*schema.Schema{
"role": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"policy_arn": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
},
}
}
func resourceAwsIamRolePolicyAttachmentCreate(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).iamconn
role := d.Get("role").(string)
arn := d.Get("policy_arn").(string)
err := attachPolicyToRole(conn, role, arn)
if err != nil {
return fmt.Errorf("Error attaching policy %s to IAM Role %s: %v", arn, role, err)
}
d.SetId(resource.PrefixedUniqueId(fmt.Sprintf("%s-", role)))
return resourceAwsIamRolePolicyAttachmentRead(d, meta)
}
func resourceAwsIamRolePolicyAttachmentRead(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).iamconn
role := d.Get("role").(string)
arn := d.Get("policy_arn").(string)
_, err := conn.GetRole(&iam.GetRoleInput{
RoleName: aws.String(role),
})
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)", role)
d.SetId("")
return nil
}
}
return err
}
args := iam.ListAttachedRolePoliciesInput{
RoleName: aws.String(role),
}
var policy string
err = conn.ListAttachedRolePoliciesPages(&args, func(page *iam.ListAttachedRolePoliciesOutput, lastPage bool) bool {
for _, p := range page.AttachedPolicies {
if *p.PolicyArn == arn {
policy = *p.PolicyArn
}
}
return policy == ""
})
if err != nil {
return err
}
if policy == "" {
log.Printf("[WARN] No such policy found for Role Policy Attachment (%s)", role)
d.SetId("")
}
return nil
}
func resourceAwsIamRolePolicyAttachmentDelete(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*AWSClient).iamconn
role := d.Get("role").(string)
arn := d.Get("policy_arn").(string)
err := detachPolicyFromRole(conn, role, arn)
if err != nil {
return fmt.Errorf("Error removing policy %s from IAM Role %s: %v", arn, role, err)
}
return nil
}
func resourceAwsIamRolePolicyAttachmentImport(d *schema.ResourceData, meta interface{}) ([]*schema.ResourceData, error) {
idParts := strings.SplitN(d.Id(), "/", 2)
if len(idParts) != 2 || idParts[0] == "" || idParts[1] == "" {
return nil, fmt.Errorf("unexpected format of ID (%q), expected <role-name>/<policy_arn>", d.Id())
}
roleName := idParts[0]
policyARN := idParts[1]
d.Set("role", roleName)
d.Set("policy_arn", policyARN)
d.SetId(fmt.Sprintf("%s-%s", roleName, policyARN))
return []*schema.ResourceData{d}, nil
}
func attachPolicyToRole(conn *iam.IAM, role string, arn string) error {
_, err := conn.AttachRolePolicy(&iam.AttachRolePolicyInput{
RoleName: aws.String(role),
PolicyArn: aws.String(arn),
})
if err != nil {
return err
}
return nil
}
func detachPolicyFromRole(conn *iam.IAM, role string, arn string) error {
_, err := conn.DetachRolePolicy(&iam.DetachRolePolicyInput{
RoleName: aws.String(role),
PolicyArn: aws.String(arn),
})
if err != nil {
return err
}
return nil
}