125 lines
3.0 KiB
Go
125 lines
3.0 KiB
Go
package openstack
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import (
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"fmt"
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"log"
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"github.com/gophercloud/gophercloud/openstack/blockstorage/v3/snapshots"
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"github.com/hashicorp/terraform/helper/schema"
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)
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func dataSourceBlockStorageSnapshotV3() *schema.Resource {
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return &schema.Resource{
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Read: dataSourceBlockStorageSnapshotV3Read,
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Schema: map[string]*schema.Schema{
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"region": {
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"name": {
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"status": {
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"volume_id": {
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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"most_recent": {
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Type: schema.TypeBool,
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Optional: true,
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},
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// Computed values
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"description": {
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Type: schema.TypeString,
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Computed: true,
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},
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"size": {
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Type: schema.TypeInt,
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Computed: true,
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},
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"metadata": {
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Type: schema.TypeMap,
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Computed: true,
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},
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},
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}
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}
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func dataSourceBlockStorageSnapshotV3Read(d *schema.ResourceData, meta interface{}) error {
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config := meta.(*Config)
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client, err := config.blockStorageV3Client(GetRegion(d, config))
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if err != nil {
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return fmt.Errorf("Error creating OpenStack block storage client: %s", err)
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}
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listOpts := snapshots.ListOpts{
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Name: d.Get("name").(string),
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Status: d.Get("status").(string),
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VolumeID: d.Get("volume_id").(string),
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}
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allPages, err := snapshots.List(client, listOpts).AllPages()
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if err != nil {
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return fmt.Errorf("Unable to query openstack_blockstorage_snapshots_v3: %s", err)
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}
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allSnapshots, err := snapshots.ExtractSnapshots(allPages)
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if err != nil {
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return fmt.Errorf("Unable to retrieve openstack_blockstorage_snapshots_v3: %s", err)
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}
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if len(allSnapshots) < 1 {
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return fmt.Errorf("Your openstack_blockstorage_snapshot_v3 query returned no results. " +
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"Please change your search criteria and try again.")
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}
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var snapshot snapshots.Snapshot
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if len(allSnapshots) > 1 {
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recent := d.Get("most_recent").(bool)
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if recent {
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snapshot = dataSourceBlockStorageV3MostRecentSnapshot(allSnapshots)
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} else {
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log.Printf("[DEBUG] Multiple openstack_blockstorage_snapshot_v3 results found: %#v", allSnapshots)
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return fmt.Errorf("Your query returned more than one result. Please try a more " +
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"specific search criteria, or set `most_recent` attribute to true.")
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}
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} else {
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snapshot = allSnapshots[0]
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}
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return dataSourceBlockStorageSnapshotV3Attributes(d, snapshot)
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}
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func dataSourceBlockStorageSnapshotV3Attributes(d *schema.ResourceData, snapshot snapshots.Snapshot) error {
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d.SetId(snapshot.ID)
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d.Set("name", snapshot.Name)
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d.Set("description", snapshot.Description)
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d.Set("size", snapshot.Size)
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d.Set("status", snapshot.Status)
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d.Set("volume_id", snapshot.VolumeID)
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if err := d.Set("metadata", snapshot.Metadata); err != nil {
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log.Printf("[DEBUG] Unable to set metadata for snapshot %s: %s", snapshot.ID, err)
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}
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return nil
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}
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