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iot-policies.go
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iot-policies.go
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package resources
import (
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/iot"
)
type IoTPolicy struct {
svc *iot.IoT
name *string
targets []*string
deprecatedVersions []*string
}
func init() {
register("IoTPolicy", ListIoTPolicies)
}
func listIoTPolicyTargets(f *IoTPolicy) (*IoTPolicy, error) {
targets := []*string{}
params := &iot.ListTargetsForPolicyInput{
PolicyName: f.name,
PageSize: aws.Int64(25),
}
for {
output, err := f.svc.ListTargetsForPolicy(params)
if err != nil {
return nil, err
}
targets = append(targets, output.Targets...)
if output.NextMarker == nil {
break
}
params.Marker = output.NextMarker
}
f.targets = targets
return f, nil
}
func listIoTPolicyDeprecatedVersions(f *IoTPolicy) (*IoTPolicy, error) {
deprecatedVersions := []*string{}
params := &iot.ListPolicyVersionsInput{
PolicyName: f.name,
}
output, err := f.svc.ListPolicyVersions(params)
if err != nil {
return nil, err
}
for _, policyVersion := range output.PolicyVersions {
if *policyVersion.IsDefaultVersion != true {
deprecatedVersions = append(deprecatedVersions, policyVersion.VersionId)
}
}
f.deprecatedVersions = deprecatedVersions
return f, nil
}
func ListIoTPolicies(sess *session.Session) ([]Resource, error) {
svc := iot.New(sess)
resources := []Resource{}
params := &iot.ListPoliciesInput{
PageSize: aws.Int64(25),
}
for {
output, err := svc.ListPolicies(params)
if err != nil {
return nil, err
}
for _, policy := range output.Policies {
p := &IoTPolicy{
svc: svc,
name: policy.PolicyName,
}
p, err = listIoTPolicyTargets(p)
if err != nil {
return nil, err
}
p, err = listIoTPolicyDeprecatedVersions(p)
if err != nil {
return nil, err
}
resources = append(resources, p)
}
if output.NextMarker == nil {
break
}
params.Marker = output.NextMarker
}
return resources, nil
}
func (f *IoTPolicy) Remove() error {
// detach attached targets first
for _, target := range f.targets {
f.svc.DetachPolicy(&iot.DetachPolicyInput{
PolicyName: f.name,
Target: target,
})
}
// delete deprecated versions
for _, version := range f.deprecatedVersions {
f.svc.DeletePolicyVersion(&iot.DeletePolicyVersionInput{
PolicyName: f.name,
PolicyVersionId: version,
})
}
_, err := f.svc.DeletePolicy(&iot.DeletePolicyInput{
PolicyName: f.name,
})
return err
}
func (f *IoTPolicy) String() string {
return *f.name
}