github.com/vtorhonen/terraform@v0.9.0-beta2.0.20170307220345-5d894e4ffda7/builtin/providers/scaleway/data_source_scaleway_image.go (about) 1 package scaleway 2 3 import ( 4 "fmt" 5 6 "github.com/hashicorp/terraform/helper/schema" 7 "github.com/scaleway/scaleway-cli/pkg/api" 8 ) 9 10 func dataSourceScalewayImage() *schema.Resource { 11 return &schema.Resource{ 12 Read: dataSourceScalewayImageRead, 13 14 Schema: map[string]*schema.Schema{ 15 "name": &schema.Schema{ 16 Type: schema.TypeString, 17 Optional: true, 18 ForceNew: true, 19 Computed: true, 20 }, 21 "name_filter": &schema.Schema{ 22 Type: schema.TypeString, 23 Optional: true, 24 ForceNew: true, 25 }, 26 "architecture": &schema.Schema{ 27 Type: schema.TypeString, 28 Required: true, 29 ForceNew: true, 30 }, 31 // Computed values. 32 "organization": &schema.Schema{ 33 Type: schema.TypeString, 34 Computed: true, 35 }, 36 "public": &schema.Schema{ 37 Type: schema.TypeBool, 38 Computed: true, 39 }, 40 "creation_date": &schema.Schema{ 41 Type: schema.TypeString, 42 Computed: true, 43 }, 44 }, 45 } 46 } 47 48 func scalewayImageAttributes(d *schema.ResourceData, img *api.ScalewayImage) error { 49 d.Set("architecture", img.Arch) 50 d.Set("organization", img.Organization) 51 d.Set("public", img.Public) 52 d.Set("creation_date", img.CreationDate) 53 d.Set("name", img.Name) 54 d.SetId(img.Identifier) 55 56 return nil 57 } 58 59 func dataSourceScalewayImageRead(d *schema.ResourceData, meta interface{}) error { 60 scaleway := meta.(*Client).scaleway 61 62 var needle string 63 if name, ok := d.GetOk("name"); ok { 64 needle = name.(string) 65 } else if nameFilter, ok := d.GetOk("name_filter"); ok { 66 needle = nameFilter.(string) 67 } 68 69 images, err := scaleway.ResolveImage(needle) 70 if err != nil { 71 return err 72 } 73 images = api.FilterImagesByArch(images, d.Get("architecture").(string)) 74 images = api.FilterImagesByRegion(images, scaleway.Region) 75 76 if len(images) > 1 { 77 return fmt.Errorf("The query returned more than one result. Please refine your query.") 78 } 79 if len(images) == 0 { 80 return fmt.Errorf("The query returned no result. Please refine your query.") 81 } 82 83 img, err := scaleway.GetImage(images[0].Identifier) 84 if err != nil { 85 return err 86 } 87 88 return scalewayImageAttributes(d, img) 89 }