92 lines
2.4 KiB
Go
92 lines
2.4 KiB
Go
package aws
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import (
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"github.com/aws/aws-sdk-go/service/ec2"
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"github.com/aws/aws-sdk-go/service/ec2/ec2iface"
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"github.com/cloudskiff/driftctl/pkg/remote/deserializer"
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remoteerror "github.com/cloudskiff/driftctl/pkg/remote/error"
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"github.com/cloudskiff/driftctl/pkg/resource"
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"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 NatGatewaySupplier struct {
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reader terraform.ResourceReader
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deserializer deserializer.CTYDeserializer
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client ec2iface.EC2API
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runner *terraform.ParallelResourceReader
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}
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func NewNatGatewaySupplier(provider *AWSTerraformProvider) *NatGatewaySupplier {
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return &NatGatewaySupplier{
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provider,
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awsdeserializer.NewNatGatewayDeserializer(),
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ec2.New(provider.session),
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terraform.NewParallelResourceReader(provider.Runner().SubRunner()),
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}
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}
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func (s NatGatewaySupplier) Resources() ([]resource.Resource, error) {
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retrievedNatGateways, err := listNatGateways(s.client)
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if err != nil {
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return nil, remoteerror.NewResourceEnumerationError(err, aws.AwsNatGatewayResourceType)
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}
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for _, gateway := range retrievedNatGateways {
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res := *gateway
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s.runner.Run(func() (cty.Value, error) {
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return s.readNatGateway(res)
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})
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}
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// Retrieve results from terraform provider
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natGatewayResources, 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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// Deserialize
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resources, err := s.deserializer.Deserialize(natGatewayResources)
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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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func (s NatGatewaySupplier) readNatGateway(gateway ec2.NatGateway) (cty.Value, error) {
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var Ty resource.ResourceType = aws.AwsNatGatewayResourceType
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val, err := s.reader.ReadResource(terraform.ReadResourceArgs{
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ID: *gateway.NatGatewayId,
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Ty: Ty,
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})
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if err != nil {
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logrus.WithFields(logrus.Fields{
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"type": Ty,
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}).Error(err)
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return cty.NilVal, err
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}
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return *val, nil
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}
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func listNatGateways(client ec2iface.EC2API) ([]*ec2.NatGateway, error) {
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var result []*ec2.NatGateway
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input := ec2.DescribeNatGatewaysInput{}
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err := client.DescribeNatGatewaysPages(&input,
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func(resp *ec2.DescribeNatGatewaysOutput, lastPage bool) bool {
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result = append(result, resp.NatGateways...)
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return !lastPage
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},
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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 result, nil
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}
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