Merge pull request #338 from ekristen/rebuy-1098

feat(resource): add redshift snapshot schedule

resources/redshift-snapshot-schedule.go

@@ -0,0 +1,106 @@
+package resources
+
+import (
+	"context"
+
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/service/redshift"
+
+	"github.com/ekristen/libnuke/pkg/registry"
+	"github.com/ekristen/libnuke/pkg/resource"
+	"github.com/ekristen/libnuke/pkg/types"
+
+	"github.com/ekristen/aws-nuke/v3/pkg/nuke"
+)
+
+const RedshiftSnapshotScheduleResource = "RedshiftSnapshotSchedule"
+
+func init() {
+	registry.Register(&registry.Registration{
+		Name:   RedshiftSnapshotScheduleResource,
+		Scope:  nuke.Account,
+		Lister: &RedshiftSnapshotScheduleLister{},
+	})
+}
+
+type RedshiftSnapshotScheduleLister struct{}
+
+func (l *RedshiftSnapshotScheduleLister) List(_ context.Context, o interface{}) ([]resource.Resource, error) {
+	opts := o.(*nuke.ListerOpts)
+
+	svc := redshift.New(opts.Session)
+	resources := make([]resource.Resource, 0)
+
+	params := &redshift.DescribeSnapshotSchedulesInput{
+		MaxRecords: aws.Int64(100),
+	}
+
+	for {
+		output, err := svc.DescribeSnapshotSchedules(params)
+		if err != nil {
+			return nil, err
+		}
+
+		for _, snapshotSchedule := range output.SnapshotSchedules {
+			resources = append(resources, &RedshiftSnapshotSchedule{
+				svc:                svc,
+				ID:                 snapshotSchedule.ScheduleIdentifier,
+				Tags:               snapshotSchedule.Tags,
+				associatedClusters: snapshotSchedule.AssociatedClusters,
+			})
+		}
+
+		if output.Marker == nil {
+			break
+		}
+
+		params.Marker = output.Marker
+	}
+
+	return resources, nil
+}
+
+type RedshiftSnapshotSchedule struct {
+	svc                *redshift.Redshift
+	ID                 *string
+	Tags               []*redshift.Tag
+	associatedClusters []*redshift.ClusterAssociatedToSchedule
+}
+
+func (r *RedshiftSnapshotSchedule) Properties() types.Properties {
+	associatedClusters := make([]string, len(r.associatedClusters))
+	for i, cluster := range r.associatedClusters {
+		associatedClusters[i] = *cluster.ClusterIdentifier
+	}
+	properties := types.NewProperties()
+	properties.Set("ID", r.ID)
+	properties.Set("AssociatedClusters", associatedClusters)
+	for _, tag := range r.Tags {
+		properties.SetTag(tag.Key, tag.Value)
+	}
+	return properties
+}
+
+func (r *RedshiftSnapshotSchedule) Remove(_ context.Context) error {
+	for _, associatedCluster := range r.associatedClusters {
+		_, disassociateErr := r.svc.ModifyClusterSnapshotSchedule(&redshift.ModifyClusterSnapshotScheduleInput{
+			ScheduleIdentifier:   r.ID,
+			ClusterIdentifier:    associatedCluster.ClusterIdentifier,
+			DisassociateSchedule: aws.Bool(true),
+		})
+
+		if disassociateErr != nil {
+			return disassociateErr
+		}
+	}
+
+	_, err := r.svc.DeleteSnapshotSchedule(&redshift.DeleteSnapshotScheduleInput{
+		ScheduleIdentifier: r.ID,
+	})
+
+	return err
+}
+
+func (r *RedshiftSnapshotSchedule) String() string {
+	return *r.ID
+}