149 lines
3.6 KiB
Go
149 lines
3.6 KiB
Go
package digitalocean
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import (
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"context"
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"fmt"
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"log"
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"strings"
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"github.com/digitalocean/godo"
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"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
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"github.com/hashicorp/terraform-plugin-sdk/v2/helper/validation"
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)
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func dataSourceDigitalOceanDropletSnapshot() *schema.Resource {
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return &schema.Resource{
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Read: dataSourceDigitalOceanDropletSnapshotRead,
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Schema: map[string]*schema.Schema{
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"name": {
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Type: schema.TypeString,
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Optional: true,
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ValidateFunc: validation.NoZeroValues,
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},
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"name_regex": {
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Type: schema.TypeString,
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Optional: true,
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ValidateFunc: validation.StringIsValidRegExp,
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ConflictsWith: []string{"name"},
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},
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"region": {
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Type: schema.TypeString,
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Optional: true,
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StateFunc: func(val interface{}) string {
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// DO API V2 region slug is always lowercase
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return strings.ToLower(val.(string))
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},
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ValidateFunc: validation.NoZeroValues,
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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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Default: false,
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},
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// Computed values.
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"created_at": {
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Type: schema.TypeString,
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Computed: true,
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},
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"min_disk_size": {
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Type: schema.TypeInt,
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Computed: true,
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},
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"regions": {
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Type: schema.TypeSet,
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Computed: true,
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Elem: &schema.Schema{Type: schema.TypeString},
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},
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"droplet_id": {
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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.TypeFloat,
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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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// dataSourceDoSnapshotRead performs the Snapshot lookup.
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func dataSourceDigitalOceanDropletSnapshotRead(d *schema.ResourceData, meta interface{}) error {
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client := meta.(*CombinedConfig).godoClient()
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name, hasName := d.GetOk("name")
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nameRegex, hasNameRegex := d.GetOk("name_regex")
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region, hasRegion := d.GetOk("region")
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if !hasName && !hasNameRegex {
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return fmt.Errorf("One of `name` or `name_regex` must be assigned")
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}
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opts := &godo.ListOptions{
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Page: 1,
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PerPage: 200,
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}
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var snapshotList []godo.Snapshot
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for {
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snapshots, resp, err := client.Snapshots.ListDroplet(context.Background(), opts)
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if err != nil {
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return fmt.Errorf("Error retrieving Droplet snapshots: %s", err)
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}
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for _, s := range snapshots {
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snapshotList = append(snapshotList, s)
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}
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if resp.Links == nil || resp.Links.IsLastPage() {
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break
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}
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page, err := resp.Links.CurrentPage()
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if err != nil {
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return fmt.Errorf("Error retrieving Droplet snapshots: %s", err)
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}
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opts.Page = page + 1
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}
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// Go through all the possible filters
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if hasName {
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snapshotList = filterSnapshotsByName(snapshotList, name.(string))
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} else {
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snapshotList = filterSnapshotsByNameRegex(snapshotList, nameRegex.(string))
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}
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if hasRegion {
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snapshotList = filterSnapshotsByRegion(snapshotList, region.(string))
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}
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// Get the queried snapshot or fail if it can't be determined
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var snapshot *godo.Snapshot
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if len(snapshotList) == 0 {
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return fmt.Errorf("No DROPLET snapshot found with name %s", name)
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}
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if len(snapshotList) > 1 {
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recent := d.Get("most_recent").(bool)
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if recent {
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snapshot = findMostRecentSnapshot(snapshotList)
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} else {
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return fmt.Errorf("too many Droplet snapshots found with name %s (found %d, expected 1)", name, len(snapshotList))
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}
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} else {
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snapshot = &snapshotList[0]
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}
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log.Printf("[DEBUG] do_snapshot - Single Droplet Snapshot found: %s", snapshot.ID)
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d.SetId(snapshot.ID)
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d.Set("name", snapshot.Name)
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d.Set("created_at", snapshot.Created)
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d.Set("min_disk_size", snapshot.MinDiskSize)
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d.Set("regions", snapshot.Regions)
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d.Set("droplet_id", snapshot.ResourceID)
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d.Set("size", snapshot.SizeGigaBytes)
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return nil
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}
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