forked from kubernetes/kops
/
iaminstanceprofile.go
136 lines (108 loc) · 3.32 KB
/
iaminstanceprofile.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
package awstasks
import (
"fmt"
"time"
"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/golang/glog"
"k8s.io/kops/upup/pkg/fi"
"k8s.io/kops/upup/pkg/fi/cloudup/awsup"
"k8s.io/kops/upup/pkg/fi/cloudup/terraform"
)
//go:generate fitask -type=IAMInstanceProfile
type IAMInstanceProfile struct {
Name *string
ID *string
}
var _ fi.CompareWithID = &IAMInstanceProfile{}
func (e *IAMInstanceProfile) CompareWithID() *string {
return e.Name
}
// findIAMInstanceProfile retrieves the InstanceProfile with specified name
// It returns nil,nil if not found
func findIAMInstanceProfile(cloud awsup.AWSCloud, name string) (*iam.InstanceProfile, error) {
request := &iam.GetInstanceProfileInput{InstanceProfileName: aws.String(name)}
response, err := cloud.IAM().GetInstanceProfile(request)
if awsErr, ok := err.(awserr.Error); ok {
if awsErr.Code() == "NoSuchEntity" {
return nil, nil
}
}
if err != nil {
return nil, fmt.Errorf("error getting IAMInstanceProfile: %v", err)
}
return response.InstanceProfile, nil
}
func (e *IAMInstanceProfile) Find(c *fi.Context) (*IAMInstanceProfile, error) {
cloud := c.Cloud.(awsup.AWSCloud)
p, err := findIAMInstanceProfile(cloud, *e.Name)
if err != nil {
return nil, err
}
if p == nil {
return nil, nil
}
actual := &IAMInstanceProfile{
ID: p.InstanceProfileId,
Name: p.InstanceProfileName,
}
e.ID = actual.ID
e.Name = actual.Name
return actual, nil
}
func (e *IAMInstanceProfile) Run(c *fi.Context) error {
return fi.DefaultDeltaRunMethod(e, c)
}
func (s *IAMInstanceProfile) CheckChanges(a, e, changes *IAMInstanceProfile) error {
if a != nil {
if fi.StringValue(e.Name) == "" {
return fi.RequiredField("Name")
}
}
return nil
}
func (_ *IAMInstanceProfile) RenderAWS(t *awsup.AWSAPITarget, a, e, changes *IAMInstanceProfile) error {
if a == nil {
glog.V(2).Infof("Creating IAMInstanceProfile with Name:%q", *e.Name)
request := &iam.CreateInstanceProfileInput{
InstanceProfileName: e.Name,
}
response, err := t.Cloud.IAM().CreateInstanceProfile(request)
if err != nil {
return fmt.Errorf("error creating IAMInstanceProfile: %v", err)
}
e.ID = response.InstanceProfile.InstanceProfileId
e.Name = response.InstanceProfile.InstanceProfileName
// IAM instance profile seems to be highly asynchronous
// and if we don't wait creating dependent resources fail
attempt := 0
for {
if attempt > 10 {
glog.Warningf("unable to retrieve newly-created IAM instance profile %q; timed out", *e.Name)
break
}
ip, err := findIAMInstanceProfile(t.Cloud, *e.Name)
if err != nil {
glog.Warningf("ignoring error while retrieving newly-created IAM instance profile %q: %v", *e.Name, err)
}
if ip != nil {
// Found
glog.V(4).Infof("Found IAM instance profile %q", *e.Name)
break
}
// TODO: Use a real backoff algorithm
time.Sleep(3 * time.Second)
attempt++
}
}
// TODO: Should we use path as our tag?
return nil // No tags in IAM
}
func (_ *IAMInstanceProfile) RenderTerraform(t *terraform.TerraformTarget, a, e, changes *IAMInstanceProfile) error {
// Done on IAMInstanceProfileRole
return nil
}
func (e *IAMInstanceProfile) TerraformLink() *terraform.Literal {
return terraform.LiteralProperty("aws_iam_instance_profile", *e.Name, "id")
}