Data source for packer registry

internal/provider/data_source_packer_registry.go

@@ -0,0 +1,92 @@
+package provider
+
+import (
+	"context"
+	"log"
+
+	sharedmodels "github.com/hashicorp/hcp-sdk-go/clients/cloud-shared/v1/models"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+
+	"github.com/hashicorp/terraform-provider-hcp/internal/clients"
+)
+
+func dataSourcePackerRegistry() *schema.Resource {
+	return &schema.Resource{
+		Description: "The Packer Registry data source provides information about an existing image build stored in the Packer registry",
+		ReadContext: dataSourcePackerRegistryRead,
+		Timeouts: &schema.ResourceTimeout{
+			Default: &defaultPackerRegistryTimeout,
+		},
+		Schema: map[string]*schema.Schema{
+			// Required inputs
+			"bucket_id": {
+				Description:      "The ID of the HCP Packer Registry image bucket to pull from.",
+				Type:             schema.TypeString,
+				Required:         true,
+				ValidateDiagFunc: validateSlugID,
+			},
+			// Optional inputs
+			"channel": {
+				Description:      "The channel that points to the version of the image you want.",
+				Type:             schema.TypeString,
+				Required:         false,
+				ValidateDiagFunc: validateSlugID,
+			},
+			// computed outputs
+			"organization_id": {
+				Description: "The ID of the organization this HCP Packer registry is located in.",
+				Type:        schema.TypeString,
+				Computed:    true,
+			},
+			"project_id": {
+				Description: "The ID of the project this HCP Packer registry is located in.",
+				Type:        schema.TypeString,
+				Computed:    true,
+			},
+			"incremental_version": {
+				Description: "The Packer version of the registry.",
+				Type:        schema.TypeString,
+				Computed:    true,
+			},
+			"created_at": {
+				Description: "The time that the Packer registry was created.",
+				Type:        schema.TypeString,
+				Computed:    true,
+			},
+		},
+	}
+}
+
+func dataSourcePackerRegistryRead(ctx context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
+	bucketID := d.Get("bucket_id").(string)
+	client := meta.(*clients.Client)
+
+	loc := &sharedmodels.HashicorpCloudLocationLocation{
+		OrganizationID: client.Config.OrganizationID,
+		ProjectID:      client.Config.ProjectID,
+	}
+
+	log.Printf("[INFO] Reading HCP Packer registry (%s) [project_id=%s, organization_id=%s]", registryID, loc.ProjectID, loc.OrganizationID)
+
+	bucket, err := clients.GetPackerBucketByID(ctx, client, loc, registryID)
+	if err != nil {
+		return diag.FromErr(err)
+	}
+
+	// build the id for this Packer registry
+	link := newLink(loc, PackerRegistryResourceType, registryID)
+	url, err := linkURL(link)
+	if err != nil {
+		return diag.FromErr(err)
+	}
+
+	d.SetId(url)
+
+	// registry found, update resource data.
+	if err := setPackerRegistryResourceData(d, registry); err != nil {
+		return diag.FromErr(err)
+	}
+
+	return nil
+}