85 lines
2.4 KiB
Go
85 lines
2.4 KiB
Go
package aws
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import (
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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"
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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/aws/aws-sdk-go/aws"
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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/sirupsen/logrus"
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"github.com/zclconf/go-cty/cty"
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)
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type EC2EbsSnapshotSupplier 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 NewEC2EbsSnapshotSupplier(provider *TerraformProvider) *EC2EbsSnapshotSupplier {
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return &EC2EbsSnapshotSupplier{
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provider,
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awsdeserializer.NewEC2EbsSnapshotDeserializer(),
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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 EC2EbsSnapshotSupplier) Resources() ([]resource.Resource, error) {
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snapshots, err := listSnapshots(s.client)
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if err != nil {
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return nil, remoteerror.NewResourceEnumerationError(err, resourceaws.AwsEbsSnapshotResourceType)
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}
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results := make([]cty.Value, 0)
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if len(snapshots) > 0 {
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for _, snapshot := range snapshots {
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snap := *snapshot
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s.runner.Run(func() (cty.Value, error) {
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return s.readEbsSnapshot(snap)
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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 EC2EbsSnapshotSupplier) readEbsSnapshot(snapshot ec2.Snapshot) (cty.Value, error) {
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id := aws.StringValue(snapshot.SnapshotId)
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resSnapshot, err := s.reader.ReadResource(terraform.ReadResourceArgs{
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Ty: resourceaws.AwsEbsSnapshotResourceType,
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ID: id,
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})
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if err != nil {
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logrus.Warnf("Error reading snapshot %s[%s]: %+v", id, resourceaws.AwsEbsSnapshotResourceType, err)
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return cty.NilVal, err
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}
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return *resSnapshot, nil
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}
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func listSnapshots(client ec2iface.EC2API) ([]*ec2.Snapshot, error) {
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var snapshots []*ec2.Snapshot
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input := &ec2.DescribeSnapshotsInput{
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OwnerIds: []*string{
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aws.String("self"),
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},
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}
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err := client.DescribeSnapshotsPages(input, func(res *ec2.DescribeSnapshotsOutput, lastPage bool) bool {
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snapshots = append(snapshots, res.Snapshots...)
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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 snapshots, err
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}
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