How to use gzipCompressor method of asset Package

Best Syzkaller code snippet using asset.gzipCompressor

stack.go

Source:stack.go

1package model2import (3	"fmt"4	"net"5	"strings"6	"errors"7	"net/url"8	"time"9	"github.com/kubernetes-incubator/kube-aws/cfnstack"10	"github.com/kubernetes-incubator/kube-aws/filereader/jsontemplate"11	"github.com/kubernetes-incubator/kube-aws/gzipcompressor"12	"github.com/kubernetes-incubator/kube-aws/logger"13	"github.com/kubernetes-incubator/kube-aws/naming"14	"github.com/kubernetes-incubator/kube-aws/netutil"15	"github.com/kubernetes-incubator/kube-aws/pkg/api"16	"github.com/kubernetes-incubator/kube-aws/pki"17	"github.com/kubernetes-incubator/kube-aws/provisioner"18)19// VERSION set by build script20var VERSION = "UNKNOWN"21const STACK_TEMPLATE_FILENAME = "stack.json"22// RenderAndAddUserData adds a userdata with the id that is loaded from the file located at `userdataTmplPath`.23// When the id is "Controller", the loaded useradata can be referenced by `Userdata.Controller` in templates.24func (s *Stack) RenderAndAddUserData(id, userdataTmplPath string) error {25	var err error26	id = strings.Title(id)27	if s.UserData == nil {28		s.UserData = map[string]api.UserData{}29	}30	s.UserData[id], err = api.NewUserDataFromTemplateFile(userdataTmplPath, s.tmplCtx)31	if err != nil {32		return fmt.Errorf("failed to render userdata: %v", err)33	}34	return nil35}36func (p *Stack) RenderAddControllerUserdata(opts api.StackTemplateOptions) error {37	return p.RenderAndAddUserData(38		"Controller",39		p.ControllerTmplFile,40	)41}42func (p *Stack) RenderAddEtcdUserdata(opts api.StackTemplateOptions) error {43	return p.RenderAndAddUserData(44		"Etcd",45		p.EtcdTmplFile,46	)47}48func (p *Stack) RenderAddWorkerUserdata(opts api.StackTemplateOptions) error {49	return p.RenderAndAddUserData(50		"Worker",51		p.WorkerTmplFile,52	)53}54func (c *Stack) Assets() cfnstack.Assets {55	if c.assets == nil {56		panic(fmt.Sprintf("[bug] encountered unexpected nil assets for stack %s", c.StackName))57	}58	return c.assets59}60func (c *Stack) buildAssets() (cfnstack.Assets, error) {61	logger.Debugf("buildAssets: Building assets for %s", c.StackName)62	var err error63	assetsBuilder, err := cfnstack.NewAssetsBuilder(c.StackName, c.ClusterExportedStacksS3URI(), c.Region)64	if err != nil {65		return nil, err66	}67	if err := c.addTarballedAssets(assetsBuilder); err != nil {68		return nil, fmt.Errorf("failed to create node provisioner: %v", err)69	}70	for id, _ := range c.UserData {71		userdataS3PartAssetName := "userdata-" + strings.ToLower(id)72		if err = assetsBuilder.AddUserDataPart(c.UserData[id], api.USERDATA_S3, userdataS3PartAssetName); err != nil {73			return nil, fmt.Errorf("failed to add %s: %v", userdataS3PartAssetName, err)74		}75	}76	logger.Debugf("Buildings assets before templating %s stack template...", c.StackName)77	c.assets = assetsBuilder.Build()78	stackTemplate, err := c.RenderStackTemplateAsString()79	if err != nil {80		return nil, fmt.Errorf("failed to render \"%s\" stack template: %v", c.StackName, err)81	}82	logger.Debugf("Calling assets.Add on %s", STACK_TEMPLATE_FILENAME)83	assetsBuilder.Add(STACK_TEMPLATE_FILENAME, stackTemplate)84	logger.Debugf("Calling assets.Build for %s...", c.StackName)85	return assetsBuilder.Build(), nil86}87func (s *Stack) addTarballedAssets(assetsBuilder *cfnstack.AssetsBuilderImpl) error {88	if len(s.archivedFiles) == 0 {89		return nil90	}91	t := time.Now()92	//s3Client := s3.New(s.Session)93	files := s.archivedFiles94	ts := t.Format("20060102150405")95	cacheDir := fmt.Sprintf("cache/%s/%s", ts, s.StackName)96	loader := &provisioner.RemoteFileLoader{}97	prov := provisioner.NewTarballingProvisioner(s.StackName, files, "", assetsBuilder.S3DirURI(), cacheDir)98	trans, err := prov.CreateTransferredFile(loader)99	if err != nil {100		return err101	}102	loaded, err := loader.Load(trans.RemoteFileSpec)103	if err != nil {104		return err105	}106	assetsBuilder.Add(prov.GetTransferredFile().BaseName(), loaded.Content.String())107	s.NodeProvisioner = prov108	return nil109}110func (c *Stack) TemplateURL() (string, error) {111	asset, err := c.assets.FindAssetByStackAndFileName(c.StackName, STACK_TEMPLATE_FILENAME)112	if err != nil {113		return "", fmt.Errorf("failed to get template URL: %v", err)114	}115	return asset.URL()116}117// NestedStackName returns a sanitized name of this control-plane which is usable as a valid cloudformation nested stack name118func (c Stack) NestedStackName() string {119	return naming.FromStackToCfnResource(c.StackName)120}121func (c *Stack) String() string {122	return fmt.Sprintf("{Config:%+v}", c.Config)123}124// validateCertsAgainstSettings cross checks that our api server cert is compatible with our cluster settings: -125// - It must include the externalDNS name for the api servers.126// - It must include the IPAddress of the first IP in the chosen ServiceCIDR.127func (c *Stack) validateCertsAgainstSettings() error {128	apiServerPEM, err := gzipcompressor.GzippedBase64StringToString(c.AssetsConfig.APIServerCert)129	if err != nil {130		return fmt.Errorf("could not decompress the apiserver pem: %v", err)131	}132	apiServerCerts, err := pki.CertificatesFromBytes([]byte(apiServerPEM))133	if err != nil {134		return fmt.Errorf("error parsing api server cert: %v", err)135	}136	kubeAPIServerCert, ok := apiServerCerts.GetBySubjectCommonNamePattern("kube-apiserver")137	if !ok {138		return errors.New("no api server certs contain Subject CommonName 'kube-apiserver'")139	}140	// Check DNS Names141	for _, apiEndPoint := range c.Config.KubeClusterSettings.APIEndpointConfigs {142		if !kubeAPIServerCert.ContainsDNSName(apiEndPoint.DNSName) {143			return fmt.Errorf("the apiserver cert does not contain the external dns name %s, please regenerate or resolve", apiEndPoint.DNSName)144		}145	}146	// Check IP SANS147	_, serviceNet, err := net.ParseCIDR(c.Config.ServiceCIDR)148	if err != nil {149		return fmt.Errorf("invalid serviceCIDR: %v", err)150	}151	kubernetesServiceIPAddr := netutil.IncrementIP(serviceNet.IP)152	if !kubeAPIServerCert.ContainsIPAddress(kubernetesServiceIPAddr) {153		return fmt.Errorf("the api server cert does not contain the kubernetes service ip address %v, please regenerate or resolve", kubernetesServiceIPAddr)154	}155	return nil156}157func (c *Stack) s3Folders() api.S3Folders {158	return api.NewS3Folders(c.S3URI, c.ClusterName)159}160func (c *Stack) ClusterS3URI() string {161	return c.s3Folders().Cluster().URI()162}163func (c *Stack) ClusterExportedStacksS3URI() string {164	return c.s3Folders().ClusterExportedStacks().URI()165}166// EtcdSnapshotsS3Path is a pair of a S3 bucket and a key of an S3 object containing an etcd cluster snapshot167func (c Stack) EtcdSnapshotsS3PathRef() (string, error) {168	s3uri, err := url.Parse(c.ClusterS3URI())169	if err != nil {170		return "", fmt.Errorf("Error in EtcdSnapshotsS3PathRef : %v", err)171	}172	return fmt.Sprintf(`{ "Fn::Join" : [ "", [ "%s%s/instances/", { "Fn::Select" : [ "2", { "Fn::Split": [ "/", { "Ref": "AWS::StackId" }]} ]}, "/etcd-snapshots" ]]}`, s3uri.Host, s3uri.Path), nil173}174func (c Stack) EtcdSnapshotsS3Bucket() (string, error) {175	s3uri, err := url.Parse(c.ClusterS3URI())176	if err != nil {177		return "", fmt.Errorf("Error in EtcdSnapshotsS3Bucket : %v", err)178	}179	return s3uri.Host, nil180}181func (c Stack) EtcdSnapshotsS3PrefixRef() (string, error) {182	s3uri, err := url.Parse(c.ClusterS3URI())183	if err != nil {184		return "", fmt.Errorf("Error in EtcdSnapshotsS3Prefix : %v", err)185	}186	s3path := fmt.Sprintf(`{ "Fn::Join" : [ "", [ "%s/instances/", { "Fn::Select" : [ "2", { "Fn::Split": [ "/", { "Ref": "AWS::StackId" }]} ]}, "/etcd-snapshots" ]]}`, strings.TrimLeft(s3uri.Path, "/"))187	return s3path, nil188}189func (c *Stack) RenderStackTemplateAsBytes() ([]byte, error) {190	logger.Debugf("Template Context:-\n%+v\n", c)191	return jsontemplate.GetBytes(c.StackTemplateTmplFile, c.tmplCtx, c.PrettyPrint)192}193func (c *Stack) RenderStackTemplateAsString() (string, error) {194	logger.Debugf("Called RenderStackTemplateAsString on %s", c.StackName)195	bytes, err := c.RenderStackTemplateAsBytes()196	return string(bytes), err197}198func (c *Stack) GetUserData(id string) *api.UserData {199	id = strings.Title(id)200	if userdata, ok := c.UserData[id]; ok {201		return &userdata202	}203	return nil204}...

userdata.go

Source:userdata.go

1package api2import (3	"log"4	"github.com/coreos/coreos-cloudinit/config/validate"5	"github.com/kubernetes-incubator/kube-aws/filereader/texttemplate"6	"github.com/kubernetes-incubator/kube-aws/gzipcompressor"7	"bytes"8	"encoding/base64"9	"fmt"10	"strings"11	"text/template"12)13// UserDataValidateFunc returns error if templated Part content doesn't pass validation14type UserDataValidateFunc func(content []byte) error15const (16	USERDATA_S3       = "s3"17	USERDATA_INSTANCE = "instance"18	USERDATA_INSTANCE_SCRIPT = "instance-script"19)20// UserData represents userdata which might be split across multiple storage types21type UserData struct {22	Parts map[string]*UserDataPart23	Path  string24}25type UserDataPart struct {26	Asset    Asset27	tmpl     *template.Template28	tmplData interface{}29	validate UserDataValidateFunc30}31type PartDesc struct {32	templateName string33	validateFunc UserDataValidateFunc34}35var (36	defaultParts = []PartDesc{37		{USERDATA_INSTANCE, validateNone},38		{USERDATA_INSTANCE_SCRIPT, validateNone},39		{USERDATA_S3, validateCoreosCloudInit}}40)41type userDataOpt struct {42	Parts []PartDesc // userdata Parts in template file43}44type UserDataOption func(*userDataOpt)45// Parts to find in UserData template file46func UserDataPartsOpt(Parts ...PartDesc) UserDataOption {47	return func(o *userDataOpt) {48		o.Parts = Parts49	}50}51// NewUserDataFromTemplateFile creates userdata struct from template file.52// Template file is expected to have defined subtemplates (Parts) which are of various part and storage types53// TODO Extract this out of the clusterapi package as this is an "implementation"54func NewUserDataFromTemplateFile(templateFile string, context interface{}, opts ...UserDataOption) (UserData, error) {55	v := UserData{Parts: make(map[string]*UserDataPart), Path: templateFile}56	funcs := template.FuncMap{57		"self": func() UserData { return v },58		// we add 'extra' stub so templates can be parsed successfully59		"extra": func() (r string) { panic("[bug] Stub 'extra' was not replaced") },60	}61	tmpl, err := texttemplate.ParseFile(templateFile, funcs)62	if err != nil {63		return UserData{}, err64	}65	var o userDataOpt66	for _, opt := range opts {67		opt(&o)68	}69	if len(o.Parts) == 0 {70		o.Parts = defaultParts71	}72	for _, p := range o.Parts {73		if p.validateFunc == nil {74			return UserData{}, fmt.Errorf("ValidateFunc must not be nil. Use 'validateNone' if you don't require part validation")75		}76		t := tmpl.Lookup(p.templateName)77		if t == nil {78			return UserData{}, fmt.Errorf("Can't find requested template %s in %s", p.templateName, templateFile)79		}80		v.Parts[p.templateName] = &UserDataPart{81			tmpl:     t,82			tmplData: context,83			validate: p.validateFunc,84		}85	}86	return v, nil87}88func (self UserDataPart) Base64(compress bool, extra ...map[string]interface{}) (string, error) {89	content, err := self.Template(extra...)90	if err != nil {91		return "", err92	}93	if compress {94		return gzipcompressor.StringToGzippedBase64String(content)95	} else {96		return base64.StdEncoding.EncodeToString([]byte(content)), nil97	}98}99func (self UserDataPart) Template(extra ...map[string]interface{}) (string, error) {100	buf := bytes.Buffer{}101	funcs := template.FuncMap{}102	switch len(extra) {103	case 0:104	case 1:105		funcs["extra"] = func() map[string]interface{} { return extra[0] }106	default:107		return "", fmt.Errorf("Provide single extra context")108	}109	if err := self.tmpl.Funcs(funcs).Execute(&buf, self.tmplData); err != nil {110		return "", err111	}112	result := buf.String()113	if len(result) == 0 {114		return "", fmt.Errorf("failed to render template: result should'nt be empty for asset: %s", self.Asset.Key)115	}116	// we validate userdata at render time, because we need to wait for117	// optional extra context to produce final output118	return result, self.validate(buf.Bytes())119}120func validateCoreosCloudInit(content []byte) error {121	report, err := validate.Validate(content)122	if err != nil {123		return err124	}125	errors := []string{}126	for _, entry := range report.Entries() {127		errors = append(errors, fmt.Sprintf("%+v", entry))128	}129	if len(errors) > 0 {130		log.Printf("Bad cloud-config:-\n%s\n", content)131		return fmt.Errorf("cloud-config validation errors:\n%s\n", strings.Join(errors, "\n"))132	}133	return nil134}135func validateNone([]byte) error {136	return nil137}...

type.go

Source:type.go

...42		AllowMultiple:     true,43		ContentType:       "text/html",44		ContentEncoding:   "gzip", // We do want to decompress than right in the browser.45		NoReporting:       true,46		customCompressor:  gzipCompressor,47		preserveExtension: true,48	},49}50type QueryTypeTitle func(*targets.Target) string51func constTitle(title string) QueryTypeTitle {52	return func(*targets.Target) string {53		return title54	}55}56func GetTypeDescription(assetType dashapi.AssetType) *TypeDescription {57	return assetTypes[assetType]58}...

gzipCompressor

Using AI Code Generation

1import (2func main() {3    m := martini.Classic()4    m.Use(asset.Static(Asset, asset.Options{5        Compressors: map[string]asset.Compressor{6        },7    }))8    m.Use(render.Renderer(render.Options{9    }))10    m.Get("/", func(r render.Render) {11        r.HTML(200, "index", nil)12    })13    m.Run()14}15import (16func main() {17    m := martini.Classic()18    m.Use(asset.Static(Asset, asset.Options{19        Compressors: map[string]asset.Compressor{20        },21    }))22    m.Use(render.Renderer(render.Options{23    }))24    m.Get("/", func(r render.Render) {25        r.HTML(200, "index", nil)26    })27    m.Run()28}29import (30func main() {31    m := martini.Classic()32    m.Use(asset.Static(Asset, asset.Options{33        Compressors: map[string]asset.Compressor{34        },35    }))36    m.Use(render.Renderer(render.Options{37    }))38    m.Get("/", func(r render.Render) {39        r.HTML(200, "index", nil)40    })41    m.Run()42}43import (

gzipCompressor

Using AI Code Generation

1func main() {2    asset := asset.NewAsset()3    asset.GzipCompressor("sample.txt")4}5func main() {6    asset := asset.NewAsset()7    asset.GzipDecompressor("sample.txt.gz")8}9func main() {10    asset := asset.NewAsset()11    asset.GzipCompressorAndDecompressor("sample.txt")12}13func main() {14    asset := asset.NewAsset()15    asset.GzipCompressorAndDecompressor("sample.txt.gz")16}17func main() {18    asset := asset.NewAsset()19    asset.GzipCompressorAndDecompressor("sample.txt")20}21func main() {22    asset := asset.NewAsset()23    asset.GzipCompressorAndDecompressor("sample.txt.gz")24}25func main() {26    asset := asset.NewAsset()27    asset.GzipCompressorAndDecompressor("sample.txt")28}29func main() {30    asset := asset.NewAsset()31    asset.GzipCompressorAndDecompressor("sample.txt.gz")32}33func main() {34    asset := asset.NewAsset()35    asset.GzipCompressorAndDecompressor("sample.txt")36}37func main() {38    asset := asset.NewAsset()39    asset.GzipCompressorAndDecompressor("sample.txt.gz")40}41func main()

gzipCompressor

Using AI Code Generation

1func init() {2	http.Handle("/assets/", http.StripPrefix("/assets/", http.FileServer(assetFS())))3}4func init() {5	http.Handle("/assets/", http.StripPrefix("/assets/", http.FileServer(assetFS())))6}7func init() {8	http.Handle("/assets/", http.StripPrefix("/assets/", http.FileServer(assetFS())))9}10func init() {11	http.Handle("/assets/", http.StripPrefix("/assets/", http.FileServer(assetFS())))12}13func init() {14	http.Handle("/assets/", http.StripPrefix("/assets/", http.FileServer(assetFS())))

gzipCompressor

Using AI Code Generation

1var asset = new Asset();2var data = new byte[] { 1, 2, 3, 4, 5, 6, 7 };3var compressedData = asset.GzipCompressor(data);4Console.WriteLine(compressedData);5var asset = new Asset();6var data = new byte[] { 1, 2, 3, 4, 5, 6, 7 };7var compressedData = asset.GzipCompressor(data);8var decompressedData = asset.GzipDecompressor(compressedData);9Console.WriteLine(decompressedData);10var asset = new Asset();11var data = new byte[] { 1, 2, 3, 4, 5, 6, 7 };12var compressedData = asset.GzipCompressor(data);13var decompressedData = asset.GzipDecompressor(compressedData);14Console.WriteLine(decompressedData);15var asset = new Asset();16var data = new byte[] { 1, 2, 3, 4, 5, 6, 7 };17var compressedData = asset.GzipCompressor(data);18var decompressedData = asset.GzipDecompressor(compressedData);19Console.WriteLine(decompressedData);20var asset = new Asset();21var data = new byte[] { 1, 2, 3, 4, 5, 6, 7 };22var compressedData = asset.GzipCompressor(data);23var decompressedData = asset.GzipDecompressor(compressedData);24Console.WriteLine(decompressedData);25var asset = new Asset();26var data = new byte[] { 1, 2, 3, 4, 5, 6, 7 };27var compressedData = asset.GzipCompressor(data);28var decompressedData = asset.GzipDecompressor(compressedData);29Console.WriteLine(decompressedData);

gzipCompressor

Using AI Code Generation

1import (2func main() {3    file, err := os.Create("output.txt.gz")4    if err != nil {5        fmt.Println(err)6    }7    defer file.Close()8    writer := gzip.NewWriter(file)9    defer writer.Close()10    writer.Write([]byte("Hello World"))11    fmt.Println("Data Compressed")12}

gzipCompressor

Using AI Code Generation

1func main() {2    a := asset.NewAsset("file.txt", "text/plain", asset.GzipCompressor)3    a.Write([]byte("This is a test"))4    a.WriteToDisk("./")5    a = asset.NewAsset("file.txt", "text/plain", asset.GzipCompressor)6    a.Write([]byte("This is a test"))7    a.WriteToDisk("./")8}

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