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How to use upload method of asset Package

Best Syzkaller code snippet using asset.upload

store.go

Source:store.go

...83	// testing hooks84	testing    bool                        // true if we're in a test85	keyTester  func(encKey, sigKey []byte) // used for testing only to check key changes86	aborts     int                         // number of aborts87	blockLimit int                         // max number of blocks to upload88}89// NewS3Store creates a standard Store that uses a real90// S3 connection.91func NewS3Store(logger logger.Logger, env *libkb.Env, runtimeDir string) *S3Store {92	return &S3Store{93		DebugLabeler: utils.NewDebugLabeler(logger, "Attachments.Store", false),94		s3c:          &s3.AWS{},95		stash:        NewFileStash(runtimeDir),96		env:          env,97	}98}99// NewStoreTesting creates an Store suitable for testing100// purposes.  It is not exposed outside this package.101// It uses an in-memory s3 interface, reports enc/sig keys, and allows limiting102// the number of blocks uploaded.103func NewStoreTesting(log logger.Logger, kt func(enc, sig []byte)) *S3Store {104	return &S3Store{105		DebugLabeler: utils.NewDebugLabeler(log, "Attachments.Store", false),106		s3c:          &s3.Mem{},107		stash:        NewFileStash(os.TempDir()),108		keyTester:    kt,109		testing:      true,110		env:          libkb.NewEnv(nil, nil, func() logger.Logger { return log }),111	}112}113func (a *S3Store) UploadAsset(ctx context.Context, task *UploadTask, encryptedOut io.Writer) (res chat1.Asset, err error) {114	defer a.Trace(ctx, func() error { return err }, "UploadAsset")()115	// compute plaintext hash116	if task.hash() == nil {117		task.computeHash()118	} else {119		if !a.testing {120			return res, errors.New("task.plaintextHash not nil")121		}122		a.Debug(ctx, "UploadAsset: skipping plaintextHash calculation due to existing plaintextHash (testing only feature)")123	}124	// encrypt the stream125	enc := NewSignEncrypter()126	len := enc.EncryptedLen(task.FileSize)127	// check for previous interrupted upload attempt128	var previous *AttachmentInfo129	resumable := len > minMultiSize // can only resume multi uploads130	if resumable {131		previous = a.previousUpload(ctx, task)132	}133	res, err = a.uploadAsset(ctx, task, enc, previous, resumable, encryptedOut)134	// if the upload is aborted, reset the stream and start over to get new keys135	if err == ErrAbortOnPartMismatch && previous != nil {136		a.Debug(ctx, "UploadAsset: resume call aborted, resetting stream and starting from scratch")137		a.aborts++138		previous = nil139		task.Plaintext.Reset()140		task.computeHash()141		return a.uploadAsset(ctx, task, enc, nil, resumable, encryptedOut)142	}143	return res, err144}145func (a *S3Store) uploadAsset(ctx context.Context, task *UploadTask, enc *SignEncrypter,146	previous *AttachmentInfo, resumable bool, encryptedOut io.Writer) (asset chat1.Asset, err error) {147	defer a.Trace(ctx, func() error { return err }, "uploadAsset")()148	var encReader io.Reader149	if previous != nil {150		a.Debug(ctx, "uploadAsset: found previous upload for %s in conv %s", task.Filename,151			task.ConversationID)152		encReader, err = enc.EncryptResume(task.Plaintext, task.Nonce(), previous.EncKey, previous.SignKey, previous.VerifyKey)153		if err != nil {154			return chat1.Asset{}, err155		}156	} else {157		encReader, err = enc.EncryptWithNonce(task.Plaintext, task.Nonce())158		if err != nil {159			return chat1.Asset{}, err160		}161		if resumable {162			a.startUpload(ctx, task, enc)163		}164	}165	if a.testing && a.keyTester != nil {166		a.Debug(ctx, "uploadAsset: Store.keyTester exists, reporting keys")167		a.keyTester(enc.EncryptKey(), enc.VerifyKey())168	}169	// compute ciphertext hash170	hash := sha256.New()171	tee := io.TeeReader(io.TeeReader(encReader, hash), encryptedOut)172	// post to s3173	length := int64(enc.EncryptedLen(task.FileSize))174	upRes, err := a.PutS3(ctx, tee, length, task, previous)175	if err != nil {176		if err == ErrAbortOnPartMismatch && previous != nil {177			// erase information about previous upload attempt178			a.finishUpload(ctx, task)179		}180		ew, ok := err.(*ErrorWrapper)181		if ok {182			a.Debug(ctx, "uploadAsset: PutS3 error details: %s", ew.Details())183		}184		return chat1.Asset{}, err185	}186	a.Debug(ctx, "uploadAsset: chat attachment upload: %+v", upRes)187	asset = chat1.Asset{188		Filename:  filepath.Base(task.Filename),189		Region:    upRes.Region,190		Endpoint:  upRes.Endpoint,191		Bucket:    upRes.Bucket,192		Path:      upRes.Path,193		Size:      upRes.Size,194		Key:       enc.EncryptKey(),195		VerifyKey: enc.VerifyKey(),196		EncHash:   hash.Sum(nil),197		Nonce:     task.Nonce()[:],198	}199	if resumable {200		a.finishUpload(ctx, task)...

http.go

Source:http.go

1// Package http implements functionality common to HTTP uploading pipelines.2package http3import (4	"crypto/tls"5	"crypto/x509"6	"fmt"7	"io"8	h "net/http"9	"os"10	"runtime"11	"strings"12	"github.com/caarlos0/log"13	"github.com/goreleaser/goreleaser/internal/artifact"14	"github.com/goreleaser/goreleaser/internal/pipe"15	"github.com/goreleaser/goreleaser/internal/semerrgroup"16	"github.com/goreleaser/goreleaser/internal/tmpl"17	"github.com/goreleaser/goreleaser/pkg/config"18	"github.com/goreleaser/goreleaser/pkg/context"19)20const (21	// ModeBinary uploads only compiled binaries.22	ModeBinary = "binary"23	// ModeArchive uploads release archives.24	ModeArchive = "archive"25)26type asset struct {27	ReadCloser io.ReadCloser28	Size       int6429}30type assetOpenFunc func(string, *artifact.Artifact) (*asset, error)31// nolint: gochecknoglobals32var assetOpen assetOpenFunc33// TODO: fix this.34// nolint: gochecknoinits35func init() {36	assetOpenReset()37}38func assetOpenReset() {39	assetOpen = assetOpenDefault40}41func assetOpenDefault(kind string, a *artifact.Artifact) (*asset, error) {42	f, err := os.Open(a.Path)43	if err != nil {44		return nil, err45	}46	s, err := f.Stat()47	if err != nil {48		return nil, err49	}50	if s.IsDir() {51		return nil, fmt.Errorf("%s: upload failed: the asset to upload can't be a directory", kind)52	}53	return &asset{54		ReadCloser: f,55		Size:       s.Size(),56	}, nil57}58// Defaults sets default configuration options on upload structs.59func Defaults(uploads []config.Upload) error {60	for i := range uploads {61		defaults(&uploads[i])62	}63	return nil64}65func defaults(upload *config.Upload) {66	if upload.Mode == "" {67		upload.Mode = ModeArchive68	}69	if upload.Method == "" {70		upload.Method = h.MethodPut71	}72}73// CheckConfig validates an upload configuration returning a descriptive error when appropriate.74func CheckConfig(ctx *context.Context, upload *config.Upload, kind string) error {75	if upload.Target == "" {76		return misconfigured(kind, upload, "missing target")77	}78	if upload.Name == "" {79		return misconfigured(kind, upload, "missing name")80	}81	if upload.Mode != ModeArchive && upload.Mode != ModeBinary {82		return misconfigured(kind, upload, "mode must be 'binary' or 'archive'")83	}84	username := getUsername(ctx, upload, kind)85	password := getPassword(ctx, upload, kind)86	passwordEnv := fmt.Sprintf("%s_%s_SECRET", strings.ToUpper(kind), strings.ToUpper(upload.Name))87	if password != "" && username == "" {88		return misconfigured(kind, upload, fmt.Sprintf("'username' is required when '%s' environment variable is set", passwordEnv))89	}90	if username != "" && password == "" {91		return misconfigured(kind, upload, fmt.Sprintf("environment variable '%s' is required when 'username' is set", passwordEnv))92	}93	if upload.TrustedCerts != "" && !x509.NewCertPool().AppendCertsFromPEM([]byte(upload.TrustedCerts)) {94		return misconfigured(kind, upload, "no certificate could be added from the specified trusted_certificates configuration")95	}96	if upload.ClientX509Cert != "" && upload.ClientX509Key == "" {97		return misconfigured(kind, upload, "'client_x509_key' must be set when 'client_x509_cert' is set")98	}99	if upload.ClientX509Key != "" && upload.ClientX509Cert == "" {100		return misconfigured(kind, upload, "'client_x509_cert' must be set when 'client_x509_key' is set")101	}102	if upload.ClientX509Cert != "" && upload.ClientX509Key != "" {103		if _, err := tls.LoadX509KeyPair(upload.ClientX509Cert, upload.ClientX509Key); err != nil {104			return misconfigured(kind, upload,105				"client x509 certificate could not be loaded from the specified 'client_x509_cert' and 'client_x509_key'")106		}107	}108	return nil109}110// username is optional111func getUsername(ctx *context.Context, upload *config.Upload, kind string) string {112	if upload.Username != "" {113		return upload.Username114	}115	key := fmt.Sprintf("%s_%s_USERNAME", strings.ToUpper(kind), strings.ToUpper(upload.Name))116	return ctx.Env[key]117}118// password is optional119func getPassword(ctx *context.Context, upload *config.Upload, kind string) string {120	key := fmt.Sprintf("%s_%s_SECRET", strings.ToUpper(kind), strings.ToUpper(upload.Name))121	return ctx.Env[key]122}123func misconfigured(kind string, upload *config.Upload, reason string) error {124	return pipe.Skip(fmt.Sprintf("%s section '%s' is not configured properly (%s)", kind, upload.Name, reason))125}126// ResponseChecker is a function capable of validating an http server response.127// It must return and error when the response must be considered a failure.128type ResponseChecker func(*h.Response) error129// Upload does the actual uploading work.130func Upload(ctx *context.Context, uploads []config.Upload, kind string, check ResponseChecker) error {131	// Handle every configured upload132	for _, upload := range uploads {133		upload := upload134		filters := []artifact.Filter{}135		if upload.Checksum {136			filters = append(filters, artifact.ByType(artifact.Checksum))137		}138		if upload.Signature {139			filters = append(filters, artifact.ByType(artifact.Signature), artifact.ByType(artifact.Certificate))140		}141		// We support two different modes142		//	- "archive": Upload all artifacts143		//	- "binary": Upload only the raw binaries144		switch v := strings.ToLower(upload.Mode); v {145		case ModeArchive:146			// TODO: should we add source archives here too?147			filters = append(filters,148				artifact.ByType(artifact.UploadableArchive),149				artifact.ByType(artifact.LinuxPackage),150			)151		case ModeBinary:152			filters = append(filters, artifact.ByType(artifact.UploadableBinary))153		default:154			err := fmt.Errorf("%s: mode \"%s\" not supported", kind, v)155			log.WithFields(log.Fields{156				kind:   upload.Name,157				"mode": v,158			}).Error(err.Error())159			return err160		}161		filter := artifact.Or(filters...)162		if len(upload.IDs) > 0 {163			filter = artifact.And(filter, artifact.ByIDs(upload.IDs...))164		}165		if len(upload.Exts) > 0 {166			filter = artifact.And(filter, artifact.ByExt(upload.Exts...))167		}168		if err := uploadWithFilter(ctx, &upload, filter, kind, check); err != nil {169			return err170		}171	}172	return nil173}174func uploadWithFilter(ctx *context.Context, upload *config.Upload, filter artifact.Filter, kind string, check ResponseChecker) error {175	artifacts := ctx.Artifacts.Filter(filter).List()176	log.Debugf("will upload %d artifacts", len(artifacts))177	g := semerrgroup.New(ctx.Parallelism)178	for _, artifact := range artifacts {179		artifact := artifact180		g.Go(func() error {181			return uploadAsset(ctx, upload, artifact, kind, check)182		})183	}184	return g.Wait()185}186// uploadAsset uploads file to target and logs all actions.187func uploadAsset(ctx *context.Context, upload *config.Upload, artifact *artifact.Artifact, kind string, check ResponseChecker) error {188	// username and secret are optional since the server may not support/need189	// basic authentication always190	username := getUsername(ctx, upload, kind)191	secret := getPassword(ctx, upload, kind)192	// Generate the target url193	targetURL, err := resolveTargetTemplate(ctx, upload, artifact)194	if err != nil {195		msg := fmt.Sprintf("%s: error while building the target url", kind)196		log.WithField("instance", upload.Name).WithError(err).Error(msg)197		return fmt.Errorf("%s: %w", msg, err)198	}199	// Handle the artifact200	asset, err := assetOpen(kind, artifact)201	if err != nil {202		return err203	}204	defer asset.ReadCloser.Close()205	// target url need to contain the artifact name unless the custom206	// artifact name is used207	if !upload.CustomArtifactName {208		if !strings.HasSuffix(targetURL, "/") {209			targetURL += "/"210		}211		targetURL += artifact.Name212	}213	log.Debugf("generated target url: %s", targetURL)214	headers := map[string]string{}215	if upload.CustomHeaders != nil {216		for name, value := range upload.CustomHeaders {217			resolvedValue, err := resolveHeaderTemplate(ctx, upload, artifact, value)218			if err != nil {219				msg := fmt.Sprintf("%s: failed to resolve custom_headers template", kind)220				log.WithError(err).WithFields(log.Fields{221					"instance":     upload.Name,222					"header_name":  name,223					"header_value": value,224				}).Error(msg)225				return fmt.Errorf("%s: %w", msg, err)226			}227			headers[name] = resolvedValue228		}229	}230	if upload.ChecksumHeader != "" {231		sum, err := artifact.Checksum("sha256")232		if err != nil {233			return err234		}235		headers[upload.ChecksumHeader] = sum236	}237	res, err := uploadAssetToServer(ctx, upload, targetURL, username, secret, headers, asset, check)238	if err != nil {239		msg := fmt.Sprintf("%s: upload failed", kind)240		log.WithError(err).WithFields(log.Fields{241			"instance": upload.Name,242		}).Error(msg)243		return fmt.Errorf("%s: %w", msg, err)244	}245	if err := res.Body.Close(); err != nil {246		log.WithError(err).Warn("failed to close response body")247	}248	log.WithFields(log.Fields{249		"instance": upload.Name,250		"mode":     upload.Mode,251	}).Info("uploaded successful")252	return nil253}254// uploadAssetToServer uploads the asset file to target.255func uploadAssetToServer(ctx *context.Context, upload *config.Upload, target, username, secret string, headers map[string]string, a *asset, check ResponseChecker) (*h.Response, error) {256	req, err := newUploadRequest(ctx, upload.Method, target, username, secret, headers, a)257	if err != nil {258		return nil, err259	}260	return executeHTTPRequest(ctx, upload, req, check)261}262// newUploadRequest creates a new h.Request for uploading.263func newUploadRequest(ctx *context.Context, method, target, username, secret string, headers map[string]string, a *asset) (*h.Request, error) {264	req, err := h.NewRequestWithContext(ctx, method, target, a.ReadCloser)265	if err != nil {266		return nil, err267	}268	req.ContentLength = a.Size269	if username != "" && secret != "" {270		req.SetBasicAuth(username, secret)271	}272	for k, v := range headers {273		req.Header.Add(k, v)274	}275	return req, err276}277func getHTTPClient(upload *config.Upload) (*h.Client, error) {278	if upload.TrustedCerts == "" && upload.ClientX509Cert == "" && upload.ClientX509Key == "" {279		return h.DefaultClient, nil280	}281	transport := &h.Transport{282		Proxy:           h.ProxyFromEnvironment,283		TLSClientConfig: &tls.Config{},284	}285	if upload.TrustedCerts != "" {286		pool, err := x509.SystemCertPool()287		if err != nil {288			if runtime.GOOS == "windows" {289				// on windows ignore errors until golang issues #16736 & #18609 get fixed290				pool = x509.NewCertPool()291			} else {292				return nil, err293			}294		}295		pool.AppendCertsFromPEM([]byte(upload.TrustedCerts)) // already validated certs checked by CheckConfig296		transport.TLSClientConfig.RootCAs = pool297	}298	if upload.ClientX509Cert != "" && upload.ClientX509Key != "" {299		cert, err := tls.LoadX509KeyPair(upload.ClientX509Cert, upload.ClientX509Key)300		if err != nil {301			return nil, err302		}303		transport.TLSClientConfig.Certificates = []tls.Certificate{cert}304	}305	return &h.Client{Transport: transport}, nil306}307// executeHTTPRequest processes the http call with respect of context ctx.308func executeHTTPRequest(ctx *context.Context, upload *config.Upload, req *h.Request, check ResponseChecker) (*h.Response, error) {309	client, err := getHTTPClient(upload)310	if err != nil {311		return nil, err312	}313	log.Debugf("executing request: %s %s (headers: %v)", req.Method, req.URL, req.Header)314	resp, err := client.Do(req)315	if err != nil {316		// If we got an error, and the context has been canceled,317		// the context's error is probably more useful.318		select {319		case <-ctx.Done():320			return nil, ctx.Err()321		default:322		}323		return nil, err324	}325	defer resp.Body.Close()326	err = check(resp)327	if err != nil {328		// even though there was an error, we still return the response329		// in case the caller wants to inspect it further330		return resp, err331	}332	return resp, err333}334// resolveTargetTemplate returns the resolved target template with replaced variables335// Those variables can be replaced by the given context, goos, goarch, goarm and more.336func resolveTargetTemplate(ctx *context.Context, upload *config.Upload, artifact *artifact.Artifact) (string, error) {337	replacements := map[string]string{}338	if upload.Mode == ModeBinary {339		// TODO: multiple archives here340		replacements = ctx.Config.Archives[0].Replacements341	}342	return tmpl.New(ctx).343		WithArtifact(artifact, replacements).344		Apply(upload.Target)345}346// resolveHeaderTemplate returns the resolved custom header template with replaced variables347// Those variables can be replaced by the given context, goos, goarch, goarm and more.348func resolveHeaderTemplate(ctx *context.Context, upload *config.Upload, artifact *artifact.Artifact, headerValue string) (string, error) {349	replacements := map[string]string{}350	if upload.Mode == ModeBinary {351		// TODO: multiple archives here352		replacements = ctx.Config.Archives[0].Replacements353	}354	return tmpl.New(ctx).355		WithArtifact(artifact, replacements).356		Apply(headerValue)357}...

asset.go

Source:asset.go

...46	Storage       storage.Storage47	UploadHandler UploadHandler48	DeleteHandler DeleteHandler49}50// Serve the upload handler51func (m Manager) ServeHTTP(w http.ResponseWriter, r *http.Request) {52	switch r.Method {53	default:54		w.WriteHeader(http.StatusMethodNotAllowed)55		return56	case http.MethodDelete:57		m.Delete(w, r)58	case http.MethodPost:59		m.Create(w, r)60	}61}62func (m Manager) Create(w http.ResponseWriter, r *http.Request) {63	var (64		kind          = strings.TrimPrefix(r.URL.Path, m.Prefix)65		ctx           = r.Context()66		validator, ok = m.validators[kind]67		storageError  *StorageError68		err           error69		asset         Asset70		response      []byte71		resCode       int72	)73	if !ok {74		w.WriteHeader(http.StatusNotFound)75		return76	}77	defer func() {78		if storageError == nil {79			response = []byte(`{"uri": "` + asset.URI + `"}`)80			resCode = http.StatusOK81		} else {82			var msg = strings.Replace(storageError.Message, `"`, "", -1)83			response = []byte(`{"error": "` + msg + `"}`)84			resCode = storageError.Code85			fmt.Println(">>> ", resCode)86		}87		w.Header().Set("Content-Type", "application/json")88		w.Write(response)89		w.WriteHeader(resCode)90	}()91	var body = util.ReadAll(r.Body)92	if body == nil {93		storageError = &StorageError{94			Code: http.StatusRequestEntityTooLarge,95		}96		return97	}98	var query = r.URL.Query()99	asset.Name = query.Get("name")100	asset.Resource = query.Get("resource")101	asset.ResourceID = query.Get("resource_id")102	if asset.Name == "" {103		storageError = &StorageError{104			Code:    http.StatusBadRequest,105			Message: "missing query parameter: name",106		}107	} else if asset.Resource == "" {108		storageError = &StorageError{109			Code:    http.StatusBadRequest,110			Message: "missing query parameter: resource",111		}112	} else if asset.ResourceID == "" {113		storageError = &StorageError{114			Code:    http.StatusBadRequest,115			Message: "missing query parameter: resource_id",116		}117	}118	if storageError != nil {119		return120	}121	asset.ID = uuid.NewString()122	asset.Size = len(body)123	asset.Mime = http.DetectContentType(body)124	if i := strings.IndexRune(asset.Mime, ';'); i != -1 {125		asset.Mime = asset.Mime[:i]126	}127	if e := validator.Validate(128		ctx,129		&ValidateArgs{130			Request: r,131			Kind:    kind,132			Asset:   asset,133			Data:    body,134		}); e != nil {135		storageError = &StorageError{136			Code:    http.StatusBadRequest,137			Message: e.Error(),138		}139		return140	}141	if asset, err = m.store(ctx, asset, body); err != nil {142		storageError = &StorageError{143			Code:    http.StatusInternalServerError,144			Message: "failed to store file: " + err.Error(),145		}146		return147	}148	if m.UploadHandler != nil {149		asset, storageError = m.UploadHandler.OnUpload(150			ctx,151			&UploadHandlerArgs{152				Request: r,153				Storage: m.Storage,154				Kind:    kind,155				Asset:   asset,156			},157		)158		return159	}160}161func (m Manager) store(ctx context.Context, asset Asset, d []byte) (Asset, error) {162	var (163		filename = filepath.Join(asset.ID, asset.Name)164		ten      = tenant.Get(ctx)165	)166	var err = m.Storage.Store(ctx, filename, d)167	if err != nil {168		return asset, err169	}170	asset.URI = path.Join(m.BaseURL, ten, asset.ID, asset.Name)171	return asset, err172}173func (m Manager) Delete(w http.ResponseWriter, r *http.Request) {174	var (175		path  = strings.TrimPrefix(r.URL.Path, m.Prefix)176		asset Asset177		kind  string178		err   *StorageError179		ctx   = r.Context()180	)181	if i := strings.IndexRune(path, '/'); i != -1 {182		kind, asset.ID = path[:i], path[i+1:]183	}184	if _, ok := m.validators[kind]; !ok {185		w.WriteHeader(http.StatusNotFound)186		return187	}188	if e := m.Storage.Delete(ctx, asset.ID); e != nil {189		err = &StorageError{190			Code:    http.StatusInternalServerError,191			Message: "failed to delete file: " + e.Error(),192		}193	}194	if err != nil {195		var msg = strings.Replace(err.Message, `"`, "", -1)196		w.Write([]byte(`{"error": "` + msg + `"}`))197		w.WriteHeader(err.Code)198		return199	}200	if r.Method == http.MethodDelete && m.DeleteHandler != nil {201		err = m.DeleteHandler.OnDelete(202			ctx,203			&DeleteHandlerArgs{204				Request: r,205				Storage: m.Storage,206				Kind:    kind,207				ID:      asset.ID,208			},209		)210	}211	w.WriteHeader(http.StatusOK)212}213// Register a validator214func (m *Manager) Register(kind string, validator Validator) *Manager {215	if m.validators == nil {216		m.validators = make(map[string]Validator)217	}218	m.validators[kind] = validator219	return m220}221func (m *Manager) Uploads() []Upload {222	var (223		uploads []Upload224		prefix  = strings.TrimSuffix(m.Prefix, "/")225	)226	if i := strings.LastIndexByte(prefix, '/'); i == -1 {227		prefix = "/"228	} else {229		prefix = prefix[i:]230	}231	for kind := range m.validators {232		if t, ok := m.validators[kind].(Types); ok {233			var u = upload{234				types: t.Types(),235				path:  prefix + "/" + kind,236			}237			uploads = append(uploads, u)238		}239	}240	return uploads241}242type ValidateArgs struct {243	Request *http.Request244	Kind    string245	Asset   Asset246	Data    []byte247}248// Validator for upload249type Validator interface {250	Validate(ctx context.Context, args *ValidateArgs) error251}252// Types reports which media types are supported by a validator if the validator is validates media types253type Types interface {254	Types() []string255}256// Upload defines media uploading paths compatible with openapi interface257type Upload interface {258	Path() string259	Types() []string260}261type upload struct {262	types []string263	path  string264}265func (u upload) Types() []string {266	return u.types267}268func (u upload) Path() string {269	return u.path270}271// UploadHandlerArgs represents arguments to the upload handler272type UploadHandlerArgs struct {273	Request *http.Request274	Storage storage.Storage275	Kind    string276	Asset   Asset277}278// UploadHandler allows a callback to a new upload279type UploadHandler interface {280	OnUpload(ctx context.Context, args *UploadHandlerArgs) (Asset, *StorageError)281}282type compositeUploadHandler struct {283	Handlers []UploadHandler284}285func (c compositeUploadHandler) OnUpload(ctx context.Context, args *UploadHandlerArgs) (Asset, *StorageError) {286	var err *StorageError287	for i := range c.Handlers {288		args.Asset, err = c.Handlers[i].OnUpload(ctx, args)289		if err != nil {290			return args.Asset, err291		}292	}293	return args.Asset, nil294}295// CompositeUploadHandler allows multiple upload handlers to be executed296func CompositeUploadHandler(handlers ...UploadHandler) UploadHandler {297	return compositeUploadHandler{Handlers: handlers}298}299// DeleteHandlerArgs represents arguments to the delete handler300type DeleteHandlerArgs struct {301	Request *http.Request302	Storage storage.Storage303	Kind    string304	ID      string305}306type compositeDeleteHandler struct {307	Handlers []DeleteHandler308}309func (c compositeDeleteHandler) OnDelete(ctx context.Context, args *DeleteHandlerArgs) *StorageError {...

upload

Using AI Code Generation

1import (2type SmartContract struct {3}4type Asset struct {5}6func (s *SmartContract) Init(APIstub shim.ChaincodeStubInterface) peer.Response {7	return shim.Success(nil)8}9func (s *SmartContract) Invoke(APIstub shim.ChaincodeStubInterface) peer.Response {10	function, args := APIstub.GetFunctionAndParameters()11	if function == "queryAsset" {12		return s.queryAsset(APIstub, args)13	} else if function == "initLedger" {14		return s.initLedger(APIstub)15	} else if function == "uploadAsset" {16		return s.uploadAsset(APIstub, args)17	} else if function == "queryAllAssets" {18		return s.queryAllAssets(APIstub)19	}20	return shim.Error("Invalid Smart Contract function name.")21}22func (s *SmartContract) queryAsset(APIstub shim.ChaincodeStubInterface, args []string) peer.Response {23	if len(args) != 1 {24		return shim.Error("Incorrect number of arguments. Expecting 1")25	}26	assetAsBytes, _ := APIstub.GetState(args[0])27	return shim.Success(assetAsBytes)28}29func (s *SmartContract) initLedger(APIstub shim.ChaincodeStubInterface) peer.Response {30	assets := []Asset{31		Asset{AssetId: "1", AssetName: "Asus Laptop", AssetDesc: "Asus Laptop", AssetOwner: "Manoj", AssetStatus: "Active", AssetLocation: "Bangalore", AssetPrice: "10000"},32		Asset{AssetId: "2", AssetName: "Dell Laptop", AssetDesc: "Dell Laptop", AssetOwner: "Rahul", AssetStatus: "Active", Asset

upload

Using AI Code Generation

1import (2func main() {3	sess, err := session.New()4	if err != nil {5		log.Fatal(err)6	}7	resourceManagementAPI := management.New(sess)8	assetManagementAPI := asset.New(sess)9	resourceGroupQuery := management.ResourceGroupQuery{10	}11	resourceGroupList, err := resourceManagementAPI.ResourceGroup().List(&resourceGroupQuery)12	if err != nil {13		log.Fatal(err)14	}15	assetRepositoryQuery := asset.RepositoryQuery{16	}17	assetRepositoryList, err := assetManagementAPI.Repository().List(&assetRepositoryQuery)18	if err != nil {19		log.Fatal(err)20	}21	file, err := os.Open("test.txt")22	if err != nil {23		log.Fatal(err)24	}25	defer file.Close()26	fileName := filepath.Base(file.Name())27	fileExtension := filepath.Ext(file.Name())28	fileContentType := http.DetectContentType([]byte(fileExtension))29	fileInfo, err := file.Stat()30	if err != nil {31		log.Fatal(err)32	}33	fileContentLength := fileInfo.Size()34	assetOptions := asset.CreateAssetOptions{35		ContentLength: int64(fileContentLength),36	}37	asset, err := assetManagementAPI.Asset().Create(&assetOptions)38	if err != nil {39		log.Fatal(err)40	}

upload

Using AI Code Generation

1import (2func main() {3	sess, err := session.New()4	if err != nil {5		fmt.Println(err)6	}7	resourceManagementAPI := management.New(sess)8	assetManagementAPI := asset.New(sess)9	resourceGroupQuery := management.ResourceGroupQuery{10	}11	resourceGroupQuery.SetAccountFilter(os.Getenv("IC_ACCOUNT_ID"))12	resourceGroup, err := resourceManagementAPI.ResourceGroup().FindByName("default", resourceGroupQuery)13	if err != nil {14		fmt.Println(err)15	}16	account, err := resourceManagementAPI.Account().GetAccount()17	if err != nil {18		fmt.Println(err)19	}20	serviceInstanceQuery := management.ServiceInstanceQuery{21	}22	serviceInstanceQuery.SetAccountFilter(accountID)23	serviceInstance, err := resourceManagementAPI.ServiceInstance().FindByName("terraform-service", serviceInstanceQuery)24	if err != nil {25		fmt.Println(err)26	}27	assetQuery := asset.AssetQuery{28	}29	assetQuery.SetAccountFilter(accountID)30	asset, err := assetManagementAPI.Asset().FindByName("terraform-asset", assetQuery)31	if err != nil {32		fmt.Println(err)33	}

upload

Using AI Code Generation

1import (2func main() {3	asset1 := asset.Asset{Id: 1, Name: "asset1", Type: "image", Size: 10.0, Location: "location1"}4	asset2 := asset.Asset{Id: 2, Name: "asset2", Type: "image", Size: 10.0, Location: "location2"}5	asset3 := asset.Asset{Id: 3, Name: "asset3", Type: "image", Size: 10.0, Location: "location3"}6	asset4 := asset.Asset{Id: 4, Name: "asset4", Type: "image", Size: 10.0, Location: "location4"}7	asset5 := asset.Asset{Id: 5, Name: "asset5", Type: "image", Size: 10.0, Location: "location5"}8	asset6 := asset.Asset{Id: 6, Name: "asset6", Type: "image", Size: 10.0, Location: "location6"}9	asset7 := asset.Asset{Id: 7, Name: "asset7", Type: "image", Size: 10.0, Location: "location7"}10	asset8 := asset.Asset{Id: 8, Name: "asset8", Type: "image", Size: 10.0, Location: "location8"}11	asset9 := asset.Asset{Id: 9, Name: "asset9", Type: "image", Size: 10.0, Location: "location9"}12	asset10 := asset.Asset{Id: 10, Name: "asset10", Type: "image", Size: 10.0, Location: "location10"}

upload

Using AI Code Generation

1import (2type SmartContract struct {3}4type Asset struct {5}6type AssetDetails struct {7}8func (s *SmartContract) Init(APIstub shim.ChaincodeStubInterface) peer.Response {9    return shim.Success(nil)10}11func (s *SmartContract) Invoke(APIstub shim.ChaincodeStubInterface) peer.Response {12    function, args := APIstub.GetFunctionAndParameters()13    if function == "upload" {14        return s.upload(APIstub, args)15    } else if function == "query" {16        return s.query(APIstub, args)17    } else if function == "update" {18        return s.update(APIstub, args)19    }20    return shim.Error("Invalid Smart Contract function name.")21}22func (s *SmartContract) upload(APIstub shim.ChaincodeStubInterface, args []string) peer.Response {23    if len(args) != 4 {

upload

Using AI Code Generation

1asset := new(Asset)2asset.Upload()3asset := new(Asset)4asset.Delete()5asset := new(Asset)6asset.Get()7asset := new(Asset)8asset.List()9asset := new(Asset)10asset.Update()11asset := new(Asset)12asset.CreateFolder()13asset := new(Asset)14asset.DeleteFolder()15asset := new(Asset)16asset.ListFolder()17asset := new(Asset)18asset.GetFolder()19asset := new(Asset)20asset.UpdateFolder()21asset := new(Asset)22asset.GetAssetUrl()23asset := new(Asset)24asset.GetAssetUrl()25asset := new(Asset)26asset.GetAssetUrl()27asset := new(Asset)

Automation Testing Tutorials

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