104 lines
4.1 KiB
Go
104 lines
4.1 KiB
Go
package middlewares
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import (
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"github.com/sirupsen/logrus"
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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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)
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// Remove root_block_device from aws_instance resources and create dedicated aws_ebs_volume resources
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type AwsInstanceBlockDeviceResourceMapper struct {
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resourceFactory resource.ResourceFactory
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}
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func NewAwsInstanceBlockDeviceResourceMapper(resourceFactory resource.ResourceFactory) AwsInstanceBlockDeviceResourceMapper {
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return AwsInstanceBlockDeviceResourceMapper{
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resourceFactory: resourceFactory,
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}
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}
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func (a AwsInstanceBlockDeviceResourceMapper) Execute(remoteResources, resourcesFromState *[]resource.Resource) error {
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newStateResources := make([]resource.Resource, 0)
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for _, stateRes := range *resourcesFromState {
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// Ignore all resources other than aws_instance
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if stateRes.TerraformType() != aws.AwsInstanceResourceType {
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newStateResources = append(newStateResources, stateRes)
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continue
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}
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instance, _ := stateRes.(*resource.AbstractResource)
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if rootBlockDevice, exist := instance.Attrs.Get("root_block_device"); exist {
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for _, rootBlock := range rootBlockDevice.([]interface{}) {
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rootBlock := rootBlock.(map[string]interface{})
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logrus.WithFields(logrus.Fields{
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"volume": rootBlock["volume_id"],
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"instance": instance.TerraformId(),
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}).Debug("Creating aws_ebs_volume from aws_instance.root_block_device")
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data := map[string]interface{}{
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"availability_zone": (*instance.Attrs)["availability_zone"],
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"encrypted": rootBlock["encrypted"],
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"id": rootBlock["volume_id"],
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"iops": rootBlock["iops"],
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"kms_key_id": rootBlock["kms_key_id"],
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"size": rootBlock["volume_size"],
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"type": rootBlock["volume_type"],
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"multi_attach_enabled": false,
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"tags": (*instance.Attrs)["volume_tags"],
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}
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newRes := a.resourceFactory.CreateAbstractResource("aws_ebs_volume", rootBlock["volume_id"].(string), data)
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newStateResources = append(newStateResources, newRes)
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}
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instance.Attrs.SafeDelete([]string{"root_block_device"})
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instance.Attrs.SafeDelete([]string{"volume_tags"})
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}
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if ebsBlockDevice, exist := instance.Attrs.Get("ebs_block_device"); exist {
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for _, blockDevice := range ebsBlockDevice.([]interface{}) {
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blockDevice := blockDevice.(map[string]interface{})
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logrus.WithFields(logrus.Fields{
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"volume": blockDevice["volume_id"],
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"instance": instance.TerraformId(),
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}).Debug("Creating aws_ebs_volume from aws_instance.ebs_block_device")
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data := map[string]interface{}{
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"availability_zone": (*instance.Attrs)["availability_zone"],
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"encrypted": blockDevice["encrypted"],
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"id": blockDevice["volume_id"],
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"iops": blockDevice["iops"],
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"kms_key_id": blockDevice["kms_key_id"],
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"size": blockDevice["volume_size"],
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"type": blockDevice["volume_type"],
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"multi_attach_enabled": false,
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"tags": (*instance.Attrs)["volume_tags"],
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}
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newRes := a.resourceFactory.CreateAbstractResource("aws_ebs_volume", blockDevice["volume_id"].(string), data)
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newStateResources = append(newStateResources, newRes)
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}
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instance.Attrs.SafeDelete([]string{"ebs_block_device"})
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instance.Attrs.SafeDelete([]string{"volume_tags"})
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}
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newStateResources = append(newStateResources, instance)
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}
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newRemoteResources := make([]resource.Resource, 0)
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for _, remoteRes := range *remoteResources {
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if remoteRes.TerraformType() != aws.AwsInstanceResourceType {
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newRemoteResources = append(newRemoteResources, remoteRes)
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continue
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}
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instance, _ := remoteRes.(*resource.AbstractResource)
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instance.Attrs.SafeDelete([]string{"root_block_device"})
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instance.Attrs.SafeDelete([]string{"ebs_block_device"})
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instance.Attrs.SafeDelete([]string{"volume_tags"})
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newRemoteResources = append(newRemoteResources, instance)
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}
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*resourcesFromState = newStateResources
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*remoteResources = newRemoteResources
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return nil
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}
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