|
| 1 | +package deploy |
| 2 | + |
| 3 | +import ( |
| 4 | + "bytes" |
| 5 | + "encoding/json" |
| 6 | + "errors" |
| 7 | + "io" |
| 8 | + "mime/multipart" |
| 9 | + "net/http" |
| 10 | + "os" |
| 11 | + |
| 12 | + "gofr.dev/pkg/gofr" |
| 13 | + |
| 14 | + kopsClient "kops.dev/client" |
| 15 | + "kops.dev/models" |
| 16 | +) |
| 17 | + |
| 18 | +const ( |
| 19 | + imageZipName = "temp/image.zip" |
| 20 | +) |
| 21 | + |
| 22 | +var ( |
| 23 | + errUpdatingImage = errors.New("unable to update the image for your service via kops.dev services") |
| 24 | +) |
| 25 | + |
| 26 | +type client struct { |
| 27 | +} |
| 28 | + |
| 29 | +func New() kopsClient.ServiceDeployer { |
| 30 | + return &client{} |
| 31 | +} |
| 32 | + |
| 33 | +func (*client) DeployImage(ctx *gofr.Context, img *models.Image) error { |
| 34 | + depSvc := ctx.GetHTTPService("deployment-service") |
| 35 | + |
| 36 | + body, header, err := getForm(img) |
| 37 | + if err != nil { |
| 38 | + return err |
| 39 | + } |
| 40 | + |
| 41 | + resp, err := depSvc.PostWithHeaders(ctx, "deploy", nil, body, header) |
| 42 | + if err != nil { |
| 43 | + return err |
| 44 | + } |
| 45 | + |
| 46 | + defer resp.Body.Close() |
| 47 | + |
| 48 | + if resp.StatusCode != http.StatusCreated { |
| 49 | + ctx.Logger.Errorf("error communicating with the deployment service, status code returned - %d", resp.StatusCode) |
| 50 | + |
| 51 | + return errUpdatingImage |
| 52 | + } |
| 53 | + |
| 54 | + return nil |
| 55 | +} |
| 56 | + |
| 57 | +func getForm(img *models.Image) (bodyBytes []byte, headers map[string]string, err error) { |
| 58 | + file, err := os.Open(imageZipName) |
| 59 | + if err != nil { |
| 60 | + return nil, nil, err |
| 61 | + } |
| 62 | + |
| 63 | + defer file.Close() |
| 64 | + |
| 65 | + body := &bytes.Buffer{} |
| 66 | + writer := multipart.NewWriter(body) |
| 67 | + |
| 68 | + defer writer.Close() |
| 69 | + |
| 70 | + part, err := writer.CreateFormFile("image", imageZipName) |
| 71 | + if err != nil { |
| 72 | + return nil, nil, err |
| 73 | + } |
| 74 | + |
| 75 | + _, err = io.Copy(part, file) |
| 76 | + if err != nil { |
| 77 | + return nil, nil, err |
| 78 | + } |
| 79 | + |
| 80 | + err = addField(writer, "name", img.Name) |
| 81 | + err = addField(writer, "tag", img.Tag) |
| 82 | + err = addField(writer, "region", img.Region) |
| 83 | + err = addField(writer, "repository", img.Repository) |
| 84 | + err = addField(writer, "serviceID", img.ServiceID) |
| 85 | + err = addField(writer, "repository", img.Repository) |
| 86 | + err = addField(writer, "region", img.Region) |
| 87 | + err = addField(writer, "loginServer", img.LoginServer) |
| 88 | + err = addField(writer, "serviceName", img.ServiceName) |
| 89 | + err = addField(writer, "accountID", img.AccountID) |
| 90 | + err = addField(writer, "cloudProvider", img.CloudProvider) |
| 91 | + |
| 92 | + creds, _ := writer.CreateFormField("serviceCreds") |
| 93 | + b, _ := json.Marshal(img.ServiceCreds) |
| 94 | + _, _ = creds.Write(b) |
| 95 | + |
| 96 | + if err != nil { |
| 97 | + return nil, nil, err |
| 98 | + } |
| 99 | + |
| 100 | + err = writer.Close() |
| 101 | + if err != nil { |
| 102 | + return nil, nil, err |
| 103 | + } |
| 104 | + |
| 105 | + return body.Bytes(), map[string]string{ |
| 106 | + "Content-Type": writer.FormDataContentType(), |
| 107 | + }, nil |
| 108 | +} |
| 109 | + |
| 110 | +func addField(writer *multipart.Writer, key, value string) error { |
| 111 | + if value == "" { |
| 112 | + return nil |
| 113 | + } |
| 114 | + |
| 115 | + return writer.WriteField(key, value) |
| 116 | +} |
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