79 lines
2.2 KiB
Go
79 lines
2.2 KiB
Go
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package aws
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import (
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"github.com/aws/aws-sdk-go/aws"
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"github.com/aws/aws-sdk-go/service/iam"
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"github.com/aws/aws-sdk-go/service/iam/iamiface"
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"github.com/cloudskiff/driftctl/pkg"
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"github.com/cloudskiff/driftctl/pkg/remote/deserializer"
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"github.com/cloudskiff/driftctl/pkg/resource"
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resourceaws "github.com/cloudskiff/driftctl/pkg/resource/aws"
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awsdeserializer "github.com/cloudskiff/driftctl/pkg/resource/aws/deserializer"
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"github.com/cloudskiff/driftctl/pkg/terraform"
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"github.com/sirupsen/logrus"
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"github.com/zclconf/go-cty/cty"
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)
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type IamPolicySupplier struct {
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reader terraform.ResourceReader
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deserializer deserializer.CTYDeserializer
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client iamiface.IAMAPI
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runner *terraform.ParallelResourceReader
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}
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func NewIamPolicySupplier(runner *pkg.ParallelRunner, client iamiface.IAMAPI) *IamPolicySupplier {
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return &IamPolicySupplier{terraform.Provider(terraform.AWS), awsdeserializer.NewIamPolicyDeserializer(), client, terraform.NewParallelResourceReader(runner)}
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}
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func (s IamPolicySupplier) Resources() ([]resource.Resource, error) {
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policies, err := listIamPolicies(s.client)
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if err != nil {
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return nil, err
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}
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results := make([]cty.Value, 0)
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if len(policies) > 0 {
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for _, policy := range policies {
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u := *policy
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s.runner.Run(func() (cty.Value, error) {
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return s.readRes(&u)
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})
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}
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results, err = s.runner.Wait()
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if err != nil {
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return nil, err
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}
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}
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return s.deserializer.Deserialize(results)
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}
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func (s IamPolicySupplier) readRes(resource *iam.Policy) (cty.Value, error) {
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res, err := s.reader.ReadResource(
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terraform.ReadResourceArgs{
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Ty: resourceaws.AwsIamPolicyResourceType,
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ID: *resource.Arn,
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},
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)
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if err != nil {
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logrus.Warnf("Error reading iam policy %s[%s]: %+v", *resource.Arn, resourceaws.AwsIamPolicyResourceType, err)
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return cty.NilVal, err
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}
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return *res, nil
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}
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func listIamPolicies(client iamiface.IAMAPI) ([]*iam.Policy, error) {
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var resources []*iam.Policy
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input := &iam.ListPoliciesInput{
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Scope: aws.String(iam.PolicyScopeTypeLocal),
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}
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err := client.ListPoliciesPages(input, func(res *iam.ListPoliciesOutput, lastPage bool) bool {
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resources = append(resources, res.Policies...)
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return !lastPage
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})
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if err != nil {
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return nil, err
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}
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return resources, nil
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}
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