117 lines
3.1 KiB
Go
117 lines
3.1 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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remoteerror "github.com/cloudskiff/driftctl/pkg/remote/error"
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"github.com/cloudskiff/driftctl/pkg/remote/deserializer"
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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/zclconf/go-cty/cty"
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"github.com/cloudskiff/driftctl/pkg/resource"
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"github.com/cloudskiff/driftctl/pkg/terraform"
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"github.com/sirupsen/logrus"
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)
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type VPCSupplier struct {
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reader terraform.ResourceReader
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defaultVPCDeserializer deserializer.CTYDeserializer
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vpcDeserializer deserializer.CTYDeserializer
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client ec2iface.EC2API
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defaultVPCRunner *terraform.ParallelResourceReader
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vpcRunner *terraform.ParallelResourceReader
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}
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func NewVPCSupplier(provider *AWSTerraformProvider) *VPCSupplier {
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return &VPCSupplier{
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provider,
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awsdeserializer.NewDefaultVPCDeserializer(),
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awsdeserializer.NewVPCDeserializer(),
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ec2.New(provider.session),
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terraform.NewParallelResourceReader(provider.Runner().SubRunner()),
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terraform.NewParallelResourceReader(provider.Runner().SubRunner()),
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}
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}
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func (s *VPCSupplier) Resources() ([]resource.Resource, error) {
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input := ec2.DescribeVpcsInput{}
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var VPCs []*ec2.Vpc
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var defaultVPCs []*ec2.Vpc
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err := s.client.DescribeVpcsPages(&input,
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func(resp *ec2.DescribeVpcsOutput, lastPage bool) bool {
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for _, vpc := range resp.Vpcs {
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if vpc.IsDefault != nil && *vpc.IsDefault {
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defaultVPCs = append(defaultVPCs, vpc)
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continue
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}
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VPCs = append(VPCs, vpc)
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}
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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, remoteerror.NewResourceEnumerationError(err, aws.AwsVpcResourceType)
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}
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for _, item := range VPCs {
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res := *item
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s.vpcRunner.Run(func() (cty.Value, error) {
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return s.readVPC(res)
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})
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}
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VPCResources, err := s.vpcRunner.Wait()
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if err != nil {
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return nil, err
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}
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for _, item := range defaultVPCs {
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res := *item
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s.defaultVPCRunner.Run(func() (cty.Value, error) {
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return s.readVPC(res)
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})
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}
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// Retrieve results from terraform provider
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defaultVPCResources, err := s.defaultVPCRunner.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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deserializedDefaultVPCs, err := s.defaultVPCDeserializer.Deserialize(defaultVPCResources)
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if err != nil {
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return nil, err
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}
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deserializedVPCs, err := s.vpcDeserializer.Deserialize(VPCResources)
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if err != nil {
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return nil, err
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}
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resources := make([]resource.Resource, 0, len(VPCResources)+len(deserializedDefaultVPCs))
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resources = append(resources, deserializedDefaultVPCs...)
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resources = append(resources, deserializedVPCs...)
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return resources, nil
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}
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func (s *VPCSupplier) readVPC(vpc ec2.Vpc) (cty.Value, error) {
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var Ty resource.ResourceType = aws.AwsVpcResourceType
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if vpc.IsDefault != nil && *vpc.IsDefault {
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Ty = aws.AwsDefaultVpcResourceType
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}
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val, err := s.reader.ReadResource(terraform.ReadResourceArgs{
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ID: *vpc.VpcId,
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Ty: Ty,
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})
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if err != nil {
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logrus.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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