How to use split method of gcs Package

Best Syzkaller code snippet using gcs.split

gcs_controller.go

Source:gcs_controller.go

...22// +kubebuilder:rbac:groups=batch.my.domain,resources=cronjobs,verbs=get;list;watch;create;update;patch;delete23// +kubebuilder:rbac:groups=batch.my.domain,resources=cronjobs/status,verbs=get;update;patch24// ReconcileGCS reconciles a Backend object25type ReconcileGCS struct {26	// This client, initialized using mgr.Client() above, is a split client27	// that reads objects from the cache and writes to the apiserver28	client.Client29	Log    logr.Logger30	Scheme *runtime.Scheme31}32func (r *ReconcileGCS) deletionReconcileGCS(backend *backendv1alpha1.GCS, finalizerInterfaces ...interface{}) error {33	for _, finalizerInterface := range finalizerInterfaces {34		for _, fin := range backend.GetFinalizers() {35			instance_split_fin := strings.Split(fin, "_")36			switch finalizer := finalizerInterface.(type) {37			case *backendv1alpha1.EtcdV3:38				if instance_split_fin[0] == "Backend" && instance_split_fin[1] == "EtcdV3" && instance_split_fin[2] != backend.ObjectMeta.Name {39					if err := r.Get(context.Background(), types.NamespacedName{Name: instance_split_fin[2], Namespace: backend.ObjectMeta.Namespace}, finalizer); errors.IsNotFound(err) {40						util.RemoveFinalizer(backend, fin)41						if err := r.Update(context.Background(), backend); err != nil {42							return err43						}44					} else {45						return errors.NewBadRequest("EtcdV3 dependency is not met for deletion")46					}47				}48			case *backendv1alpha1.GCS:49				if instance_split_fin[0] == "Backend" && instance_split_fin[1] == "GCS" && instance_split_fin[2] != backend.ObjectMeta.Name {50					if err := r.Get(context.Background(), types.NamespacedName{Name: instance_split_fin[2], Namespace: backend.ObjectMeta.Namespace}, finalizer); errors.IsNotFound(err) {51						util.RemoveFinalizer(backend, fin)52						if err := r.Update(context.Background(), backend); err != nil {53							return err54						}55					} else {56						return errors.NewBadRequest("GCS dependency is not met for deletion")57					}58				}59			case *modulev1alpha1.GoogleStorageBucket:60				if instance_split_fin[0] == "Module" && instance_split_fin[1] == "GoogleStorageBucket" {61					if err := r.Get(context.Background(), types.NamespacedName{Name: instance_split_fin[2], Namespace: backend.ObjectMeta.Namespace}, finalizer); errors.IsNotFound(err) {62						util.RemoveFinalizer(backend, fin)63						if err := r.Update(context.Background(), backend); err != nil {64							return err65						}66					} else {67						return errors.NewBadRequest("GoogleStorageBucket dependency is not met for deletion")68					}69				}70			case *modulev1alpha1.GoogleStorageBucketIAMMember:71				if instance_split_fin[0] == "Module" && instance_split_fin[1] == "GoogleStorageBucketIAMMember" {72					if err := r.Get(context.Background(), types.NamespacedName{Name: instance_split_fin[2], Namespace: backend.ObjectMeta.Namespace}, finalizer); errors.IsNotFound(err) {73						util.RemoveFinalizer(backend, fin)74						if err := r.Update(context.Background(), backend); err != nil {75							return err76						}77					} else {78						return errors.NewBadRequest("GoogleStorageBucketIAMMember dependency is not met for deletion")79					}80				}81			case *providerv1alpha1.Google:82				if instance_split_fin[0] == "Provider" && instance_split_fin[1] == "Google" {83					if err := r.Get(context.Background(), types.NamespacedName{Name: instance_split_fin[2], Namespace: backend.ObjectMeta.Namespace}, finalizer); errors.IsNotFound(err) {84						util.RemoveFinalizer(backend, fin)85						if err := r.Update(context.Background(), backend); err != nil {86							return err87						}88					} else {89						return errors.NewBadRequest("Google dependency is not met for deletion")90					}91				}92			}93		}94	}95	return nil96}97func (r *ReconcileGCS) dependencyReconcileGCS(backend *backendv1alpha1.GCS, depInterfaces ...interface{}) (bool, error) {...

helpers.go

Source:helpers.go

1package kaas2import (3	"fmt"4	"log"5	"math/rand"6	"net/http"7	"net/url"8	"strconv"9	"strings"10	"time"11	"github.com/gorilla/websocket"12	"golang.org/x/net/html"13)14const (15	charset              = "abcdefghijklmnopqrstuvwxyz"16	randLength           = 817	gcsLinkToken         = "gcsweb"18	gcsPrefix            = "https://gcsweb-ci.apps.ci.l2s4.p1.openshiftapps.com"19	storagePrefix        = "https://storage.googleapis.com"20	artifactsPath        = "artifacts"21	mustGatherPath       = "must-gather.tar"22	mustGatherFolderPath = "gather-must-gather"23	e2ePrefix            = "e2e"24)25func generateAppLabel() string {26	seededRand := rand.New(rand.NewSource(time.Now().UnixNano()))27	b := make([]byte, randLength)28	for i := range b {29		b[i] = charset[seededRand.Intn(len(charset))]30	}31	return string(b)32}33func getLinksFromURL(url string) ([]string, error) {34	links := []string{}35	var netClient = &http.Client{36		Timeout: time.Second * 10,37	}38	resp, err := netClient.Get(url)39	if err != nil {40		return nil, fmt.Errorf("failed to fetch %s: %v", url, err)41	}42	defer resp.Body.Close()43	z := html.NewTokenizer(resp.Body)44	for {45		tt := z.Next()46		switch {47		case tt == html.ErrorToken:48			// End of the document, we're done49			return links, nil50		case tt == html.StartTagToken:51			t := z.Token()52			isAnchor := t.Data == "a"53			if isAnchor {54				for _, a := range t.Attr {55					if a.Key == "href" {56						links = append(links, a.Val)57						break58					}59				}60			}61		}62	}63}64func ensureMustGatherURL(url string) (int, error) {65	var netClient = &http.Client{66		Timeout: time.Second * 10,67	}68	resp, err := netClient.Get(url)69	if resp == nil {70		return 0, err71	}72	return resp.StatusCode, err73}74func getMustGatherTar(conn *websocket.Conn, url string) (ProwInfo, error) {75	sendWSMessage(conn, "status", fmt.Sprintf("Fetching %s", url))76	// Ensure initial URL is valid77	statusCode, err := ensureMustGatherURL(url)78	if err != nil || statusCode != http.StatusOK {79		return ProwInfo{}, fmt.Errorf("failed to fetch url %s: code %d, %s", url, statusCode, err)80	}81	prowInfo, err := getTarURLFromProw(conn, url)82	if err != nil {83		return prowInfo, err84	}85	expectedMustGatherURL := prowInfo.MustGatherURL86	sendWSMessage(conn, "status", fmt.Sprintf("Found must-gather archive at %s", expectedMustGatherURL))87	// Check that must-gather archive can be fetched and it non-null88	sendWSMessage(conn, "status", "Checking if must-gather archive can be fetched")89	var netClient = &http.Client{90		Timeout: time.Second * 10,91	}92	resp, err := netClient.Head(expectedMustGatherURL)93	if err != nil {94		return prowInfo, fmt.Errorf("failed to fetch %s: %v", expectedMustGatherURL, err)95	}96	defer resp.Body.Close()97	if resp.StatusCode != 200 {98		return prowInfo, fmt.Errorf("failed to check archive at %s: returned %s", expectedMustGatherURL, resp.Status)99	}100	contentLength := resp.Header.Get("content-length")101	if contentLength == "" {102		return prowInfo, fmt.Errorf("failed to check archive at %s: no content length returned", expectedMustGatherURL)103	}104	length, err := strconv.Atoi(contentLength)105	if err != nil {106		return prowInfo, fmt.Errorf("failed to check archive at %s: invalid content-length: %v", expectedMustGatherURL, err)107	}108	if length == 0 {109		return prowInfo, fmt.Errorf("failed to check archive at %s: archive is empty", expectedMustGatherURL)110	}111	return prowInfo, nil112}113func getTarURLFromProw(conn *websocket.Conn, baseURL string) (ProwInfo, error) {114	prowInfo := ProwInfo{}115	// Is it a direct must-gather tarball link?116	if strings.HasSuffix(baseURL, mustGatherPath) {117		// Make it a fetchable URL if it's a gcsweb URL118		tempMustGatherURL := strings.Replace(baseURL, gcsPrefix+"/gcs", storagePrefix, -1)119		prowInfo.MustGatherURL = tempMustGatherURL120		return prowInfo, nil121	}122	// Get a list of links on prow page123	prowToplinks, err := getLinksFromURL(baseURL)124	if err != nil {125		return prowInfo, fmt.Errorf("failed to find links at %s: %v", prowToplinks, err)126	}127	if len(prowToplinks) == 0 {128		return prowInfo, fmt.Errorf("no links found at %s", baseURL)129	}130	gcsTempURL := ""131	for _, link := range prowToplinks {132		log.Printf("link: %s", link)133		if strings.Contains(link, gcsLinkToken) {134			gcsTempURL = link135			break136		}137	}138	if gcsTempURL == "" {139		return prowInfo, fmt.Errorf("failed to find GCS link in %v", prowToplinks)140	}141	sendWSMessage(conn, "status", fmt.Sprintf("Found gcs link at %s", baseURL))142	gcsURL, err := url.Parse(gcsTempURL)143	if err != nil {144		return prowInfo, fmt.Errorf("failed to parse GCS URL %s: %v", gcsTempURL, err)145	}146	sendWSMessage(conn, "status", fmt.Sprintf("Found GCS URL %s", gcsURL))147	// Check that 'artifacts' folder is present148	gcsToplinks, err := getLinksFromURL(gcsURL.String())149	if err != nil {150		return prowInfo, fmt.Errorf("failed to fetch top-level GCS link at %s: %v", gcsURL, err)151	}152	if len(gcsToplinks) == 0 {153		return prowInfo, fmt.Errorf("no top-level GCS links at %s found", gcsURL)154	}155	tmpArtifactsURL := ""156	for _, link := range gcsToplinks {157		if strings.HasSuffix(link, "artifacts/") {158			tmpArtifactsURL = gcsPrefix + link159			break160		}161	}162	if tmpArtifactsURL == "" {163		return prowInfo, fmt.Errorf("failed to find artifacts link in %v", gcsToplinks)164	}165	artifactsURL, err := url.Parse(tmpArtifactsURL)166	if err != nil {167		return prowInfo, fmt.Errorf("failed to parse artifacts link %s: %v", tmpArtifactsURL, err)168	}169	// Get a list of folders in find ones which contain e2e170	artifactLinksToplinks, err := getLinksFromURL(artifactsURL.String())171	if err != nil {172		return prowInfo, fmt.Errorf("failed to fetch artifacts link at %s: %v", gcsURL, err)173	}174	if len(artifactLinksToplinks) == 0 {175		return prowInfo, fmt.Errorf("no artifact links at %s found", gcsURL)176	}177	tmpE2eURL := ""178	for _, link := range artifactLinksToplinks {179		log.Printf("link: %s", link)180		linkSplitBySlash := strings.Split(link, "/")181		lastPathSegment := linkSplitBySlash[len(linkSplitBySlash)-1]182		if len(lastPathSegment) == 0 {183			lastPathSegment = linkSplitBySlash[len(linkSplitBySlash)-2]184		}185		log.Printf("lastPathSection: %s", lastPathSegment)186		if strings.Contains(lastPathSegment, e2ePrefix) {187			tmpE2eURL = gcsPrefix + link188			break189		}190	}191	if tmpE2eURL == "" {192		return prowInfo, fmt.Errorf("failed to find e2e link in %v", artifactLinksToplinks)193	}194	e2eURL, err := url.Parse(tmpE2eURL)195	if err != nil {196		return prowInfo, fmt.Errorf("failed to parse e2e link %s: %v", tmpE2eURL, err)197	}198	// Support new-style jobs - look for gather-extra199	var gatherMustGatherURL *url.URL200	e2eToplinks, err := getLinksFromURL(e2eURL.String())201	if err != nil {202		return prowInfo, fmt.Errorf("failed to fetch artifacts link at %s: %v", e2eURL, err)203	}204	if len(e2eToplinks) == 0 {205		return prowInfo, fmt.Errorf("no top links at %s found", e2eURL)206	}207	for _, link := range e2eToplinks {208		log.Printf("link: %s", link)209		linkSplitBySlash := strings.Split(link, "/")210		lastPathSegment := linkSplitBySlash[len(linkSplitBySlash)-1]211		if len(lastPathSegment) == 0 {212			lastPathSegment = linkSplitBySlash[len(linkSplitBySlash)-2]213		}214		log.Printf("lastPathSection: %s", lastPathSegment)215		if lastPathSegment == mustGatherFolderPath {216			tmpMustGatherURL := gcsPrefix + link217			gatherMustGatherURL, err = url.Parse(tmpMustGatherURL)218			if err != nil {219				return prowInfo, fmt.Errorf("failed to parse e2e link %s: %v", tmpE2eURL, err)220			}221			break222		}223	}224	if gatherMustGatherURL != nil {225		e2eToplinks, err = getLinksFromURL(gatherMustGatherURL.String())226		if err != nil {227			return prowInfo, fmt.Errorf("failed to fetch gather-must-gather link at %s: %v", e2eURL, err)228		}229		if len(e2eToplinks) == 0 {230			return prowInfo, fmt.Errorf("no top links at %s found", e2eURL)231		}232		for _, link := range e2eToplinks {233			log.Printf("link: %s", link)234			linkSplitBySlash := strings.Split(link, "/")235			lastPathSegment := linkSplitBySlash[len(linkSplitBySlash)-1]236			if len(lastPathSegment) == 0 {237				lastPathSegment = linkSplitBySlash[len(linkSplitBySlash)-2]238			}239			log.Printf("lastPathSection: %s", lastPathSegment)240			if lastPathSegment == artifactsPath {241				tmpGatherExtraURL := gcsPrefix + link242				gatherMustGatherURL, err = url.Parse(tmpGatherExtraURL)243				if err != nil {244					return prowInfo, fmt.Errorf("failed to parse e2e link %s: %v", tmpE2eURL, err)245				}246				break247			}248		}249		e2eURL = gatherMustGatherURL250	}251	gcsMustGatherURL := fmt.Sprintf("%s%s", e2eURL.String(), mustGatherPath)252	tempMustGatherURL := strings.Replace(gcsMustGatherURL, gcsPrefix+"/gcs", storagePrefix, -1)253	expectedMustGatherURL, err := url.Parse(tempMustGatherURL)254	if err != nil {255		return prowInfo, fmt.Errorf("failed to parse must-gather link %s: %v", tempMustGatherURL, err)256	}257	prowInfo.MustGatherURL = expectedMustGatherURL.String()258	return prowInfo, nil259}...

gcs.go

Source:gcs.go

...45func (client *Client) Close() {46	client.client.Close()47}48func (client *Client) Read(gcsFile string) (*File, error) {49	bucket, filename, err := split(gcsFile)50	if err != nil {51		return nil, err52	}53	bkt := client.client.Bucket(bucket)54	f := bkt.Object(filename)55	attrs, err := f.Attrs(client.ctx)56	if err != nil {57		return nil, fmt.Errorf("failed to read %v attributes: %v", gcsFile, err)58	}59	if !attrs.Deleted.IsZero() {60		return nil, fmt.Errorf("file %v is deleted", gcsFile)61	}62	handle := f.If(storage.Conditions{63		GenerationMatch:     attrs.Generation,64		MetagenerationMatch: attrs.Metageneration,65	})66	file := &File{67		Updated: attrs.Updated,68		ctx:     client.ctx,69		handle:  handle,70	}71	return file, nil72}73func (client *Client) UploadFile(localFile, gcsFile, contentType, contentEncoding string) error {74	local, err := os.Open(localFile)75	if err != nil {76		return err77	}78	defer local.Close()79	w, err := client.FileWriterExt(gcsFile, contentType, contentEncoding)80	if err != nil {81		return err82	}83	defer w.Close()84	_, err = io.Copy(w, local)85	return err86}87func (client *Client) FileWriterExt(gcsFile, contentType, contentEncoding string) (io.WriteCloser, error) {88	bucket, filename, err := split(gcsFile)89	if err != nil {90		return nil, err91	}92	bkt := client.client.Bucket(bucket)93	f := bkt.Object(filename)94	w := f.NewWriter(client.ctx)95	if contentType != "" {96		w.ContentType = contentType97	}98	if contentEncoding != "" {99		w.ContentEncoding = contentEncoding100	}101	return w, nil102}103func (client *Client) FileWriter(gcsFile string) (io.WriteCloser, error) {104	return client.FileWriterExt(gcsFile, "", "")105}106// Publish lets any user read gcsFile.107func (client *Client) Publish(gcsFile string) error {108	bucket, filename, err := split(gcsFile)109	if err != nil {110		return err111	}112	obj := client.client.Bucket(bucket).Object(filename)113	return obj.ACL().Set(client.ctx, storage.AllUsers, storage.RoleReader)114}115var ErrFileNotFound = errors.New("the requested files does not exist")116func (client *Client) DeleteFile(gcsFile string) error {117	bucket, filename, err := split(gcsFile)118	if err != nil {119		return err120	}121	err = client.client.Bucket(bucket).Object(filename).Delete(client.ctx)122	if err == storage.ErrObjectNotExist {123		return ErrFileNotFound124	}125	return err126}127func (client *Client) GetDownloadURL(gcsFile string) (string, error) {128	bucket, filename, err := split(gcsFile)129	if err != nil {130		return "", err131	}132	f := client.client.Bucket(bucket).Object(filename)133	attrs, err := f.Attrs(client.ctx)134	if err != nil {135		return "", err136	}137	return attrs.MediaLink, nil138}139type Object struct {140	DownloadURL string141	CreatedAt   time.Time142}143func (client *Client) ListObjects(bucket string) ([]*Object, error) {144	ctx := context.Background()145	it := client.client.Bucket(bucket).Objects(ctx, nil)146	ret := []*Object{}147	for {148		objAttrs, err := it.Next()149		if err == iterator.Done {150			break151		}152		if err != nil {153			return nil, fmt.Errorf("failed to query GCS objects: %w", err)154		}155		ret = append(ret, &Object{156			DownloadURL: objAttrs.MediaLink,157			CreatedAt:   objAttrs.Created,158		})159	}160	return ret, nil161}162// Where things get published.163const PublicPrefix = "https://storage.googleapis.com/"164func split(file string) (bucket, filename string, err error) {165	pos := strings.IndexByte(file, '/')166	if pos == -1 {167		return "", "", fmt.Errorf("invalid GCS file name: %v", file)168	}169	return file[:pos], file[pos+1:], nil170}...

split

Using AI Code Generation

1import "fmt"2type gcs struct {3}4func (g gcs) split() []string {5    return []string{g.a, g.b}6}7func main() {8    g := gcs{"Hello", "World"}9    fmt.Println(g.split())10}

split

Using AI Code Generation

1import (2func main() {3  fmt.Println(strings.Split(s, ","))4}5func Join(a []string, sep string) string6import (7func main() {8  s := []string{"a", "b", "c"}9  fmt.Println(strings.Join(s, ","))10}11func ToLower(s string) string12import (13func main() {14  fmt.Println(strings.ToLower(s))15}16func ToUpper(s string) string17import (18func main() {19  fmt.Println(strings.ToUpper(s))20}21func Index(s, substr string) int22import (23func main() {24  fmt.Println(strings.Index(s, "

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.