Bump docker/cli to 06f34ba50786ec67761745c818e87baecc2ba139

Signed-off-by: ulyssessouza <ulyssessouza@gmail.com>

vendor/github.com/docker/cli/cli/context/docker/load.go

@@ -104,8 +104,8 @@ func (c *Endpoint) ClientOpts() ([]client.Opt, error) {
 				return nil, err
 			}
 			result = append(result,
-				client.WithHost(c.Host),
 				withHTTPClient(tlsConfig),
+				client.WithHost(c.Host),
 			)
 
 		} else {

vendor/github.com/docker/cli/cli/context/kubernetes/load.go

@@ -1,9 +1,15 @@
 package kubernetes
 
 import (
+	"os"
+	"path/filepath"
+
+	"github.com/docker/cli/cli/command"
 	"github.com/docker/cli/cli/context"
 	"github.com/docker/cli/cli/context/store"
 	api "github.com/docker/compose-on-kubernetes/api"
+	"github.com/docker/docker/pkg/homedir"
+	"github.com/pkg/errors"
 	"k8s.io/client-go/tools/clientcmd"
 	clientcmdapi "k8s.io/client-go/tools/clientcmd/api"
 )
@@ -17,6 +23,8 @@ type EndpointMeta struct {
 	Exec             *clientcmdapi.ExecConfig         `json:",omitempty"`
 }
 
+var _ command.EndpointDefaultResolver = &EndpointMeta{}
+
 // Endpoint is a typed wrapper around a context-store generic endpoint describing
 // a Kubernetes endpoint, with TLS data
 type Endpoint struct {
@@ -24,6 +32,12 @@ type Endpoint struct {
 	TLSData *context.TLSData
 }
 
+func init() {
+	command.RegisterDefaultStoreEndpoints(
+		store.EndpointTypeGetter(KubernetesEndpoint, func() interface{} { return &EndpointMeta{} }),
+	)
+}
+
 // WithTLSData loads TLS materials for the endpoint
 func (c *EndpointMeta) WithTLSData(s store.Reader, contextName string) (Endpoint, error) {
 	tlsData, err := context.LoadTLSData(s, contextName, KubernetesEndpoint)
@@ -61,6 +75,32 @@ func (c *Endpoint) KubernetesConfig() clientcmd.ClientConfig {
 	return clientcmd.NewDefaultClientConfig(*cfg, &clientcmd.ConfigOverrides{})
 }
 
+// ResolveDefault returns endpoint metadata for the default Kubernetes
+// endpoint, which is derived from the env-based kubeconfig.
+func (c *EndpointMeta) ResolveDefault(stackOrchestrator command.Orchestrator) (interface{}, *store.EndpointTLSData, error) {
+	kubeconfig := os.Getenv("KUBECONFIG")
+	if kubeconfig == "" {
+		kubeconfig = filepath.Join(homedir.Get(), ".kube/config")
+	}
+	kubeEP, err := FromKubeConfig(kubeconfig, "", "")
+	if err != nil {
+		if stackOrchestrator == command.OrchestratorKubernetes || stackOrchestrator == command.OrchestratorAll {
+			return nil, nil, errors.Wrapf(err, "default orchestrator is %s but unable to resolve kubernetes endpoint", stackOrchestrator)
+		}
+
+		// We deliberately quash the error here, returning nil
+		// for the first argument is sufficient to indicate we weren't able to
+		// provide a default
+		return nil, nil, nil
+	}
+
+	var tls *store.EndpointTLSData
+	if kubeEP.TLSData != nil {
+		tls = kubeEP.TLSData.ToStoreTLSData()
+	}
+	return kubeEP.EndpointMeta, tls, nil
+}
+
 // EndpointFromContext extracts kubernetes endpoint info from current context
 func EndpointFromContext(metadata store.Metadata) *EndpointMeta {
 	ep, ok := metadata.Endpoints[KubernetesEndpoint]

vendor/github.com/docker/cli/cli/context/store/io_utils.go

@@ -0,0 +1,29 @@
+package store
+
+import (
+	"errors"
+	"io"
+)
+
+// LimitedReader is a fork of io.LimitedReader to override Read.
+type LimitedReader struct {
+	R io.Reader
+	N int64 // max bytes remaining
+}
+
+// Read is a fork of io.LimitedReader.Read that returns an error when limit exceeded.
+func (l *LimitedReader) Read(p []byte) (n int, err error) {
+	if l.N < 0 {
+		return 0, errors.New("read exceeds the defined limit")
+	}
+	if l.N == 0 {
+		return 0, io.EOF
+	}
+	// have to cap N + 1 otherwise we won't hit limit err
+	if int64(len(p)) > l.N+1 {
+		p = p[0 : l.N+1]
+	}
+	n, err = l.R.Read(p)
+	l.N -= int64(n)
+	return n, err
+}

vendor/github.com/docker/cli/cli/context/store/store.go

@@ -2,12 +2,16 @@ package store
 
 import (
 	"archive/tar"
+	"archive/zip"
+	"bufio"
+	"bytes"
 	_ "crypto/sha256" // ensure ids can be computed
 	"encoding/json"
 	"errors"
 	"fmt"
 	"io"
 	"io/ioutil"
+	"net/http"
 	"path"
 	"path/filepath"
 	"strings"
@@ -259,12 +263,44 @@ func Export(name string, s Reader) io.ReadCloser {
 	return reader
 }
 
+const (
+	maxAllowedFileSizeToImport int64  = 10 << 20
+	zipType                    string = "application/zip"
+)
+
+func getImportContentType(r *bufio.Reader) (string, error) {
+	head, err := r.Peek(512)
+	if err != nil && err != io.EOF {
+		return "", err
+	}
+
+	return http.DetectContentType(head), nil
+}
+
 // Import imports an exported context into a store
 func Import(name string, s Writer, reader io.Reader) error {
-	tr := tar.NewReader(reader)
+	// Buffered reader will not advance the buffer, needed to determine content type
+	r := bufio.NewReader(reader)
+
+	importContentType, err := getImportContentType(r)
+	if err != nil {
+		return err
+	}
+	switch importContentType {
+	case zipType:
+		return importZip(name, s, r)
+	default:
+		// Assume it's a TAR (TAR does not have a "magic number")
+		return importTar(name, s, r)
+	}
+}
+
+func importTar(name string, s Writer, reader io.Reader) error {
+	tr := tar.NewReader(&LimitedReader{R: reader, N: maxAllowedFileSizeToImport})
 	tlsData := ContextTLSData{
 		Endpoints: map[string]EndpointTLSData{},
 	}
+	var importedMetaFile bool
 	for {
 		hdr, err := tr.Next()
 		if err == io.EOF {
@@ -282,37 +318,119 @@ func Import(name string, s Writer, reader io.Reader) error {
 			if err != nil {
 				return err
 			}
-			var meta Metadata
-			if err := json.Unmarshal(data, &meta); err != nil {
+			meta, err := parseMetadata(data, name)
+			if err != nil {
 				return err
 			}
-			meta.Name = name
 			if err := s.CreateOrUpdate(meta); err != nil {
 				return err
 			}
+			importedMetaFile = true
 		} else if strings.HasPrefix(hdr.Name, "tls/") {
-			relative := strings.TrimPrefix(hdr.Name, "tls/")
-			parts := strings.SplitN(relative, "/", 2)
-			if len(parts) != 2 {
-				return errors.New("archive format is invalid")
-			}
-			endpointName := parts[0]
-			fileName := parts[1]
 			data, err := ioutil.ReadAll(tr)
 			if err != nil {
 				return err
 			}
-			if _, ok := tlsData.Endpoints[endpointName]; !ok {
-				tlsData.Endpoints[endpointName] = EndpointTLSData{
-					Files: map[string][]byte{},
-				}
+			if err := importEndpointTLS(&tlsData, hdr.Name, data); err != nil {
+				return err
 			}
-			tlsData.Endpoints[endpointName].Files[fileName] = data
 		}
 	}
+	if !importedMetaFile {
+		return errdefs.InvalidParameter(errors.New("invalid context: no metadata found"))
+	}
 	return s.ResetTLSMaterial(name, &tlsData)
 }
 
+func importZip(name string, s Writer, reader io.Reader) error {
+	body, err := ioutil.ReadAll(&LimitedReader{R: reader, N: maxAllowedFileSizeToImport})
+	if err != nil {
+		return err
+	}
+	zr, err := zip.NewReader(bytes.NewReader(body), int64(len(body)))
+	if err != nil {
+		return err
+	}
+	tlsData := ContextTLSData{
+		Endpoints: map[string]EndpointTLSData{},
+	}
+
+	var importedMetaFile bool
+	for _, zf := range zr.File {
+		fi := zf.FileInfo()
+		if fi.IsDir() {
+			// skip this entry, only taking files into account
+			continue
+		}
+		if zf.Name == metaFile {
+			f, err := zf.Open()
+			if err != nil {
+				return err
+			}
+
+			data, err := ioutil.ReadAll(&LimitedReader{R: f, N: maxAllowedFileSizeToImport})
+			defer f.Close()
+			if err != nil {
+				return err
+			}
+			meta, err := parseMetadata(data, name)
+			if err != nil {
+				return err
+			}
+			if err := s.CreateOrUpdate(meta); err != nil {
+				return err
+			}
+			importedMetaFile = true
+		} else if strings.HasPrefix(zf.Name, "tls/") {
+			f, err := zf.Open()
+			if err != nil {
+				return err
+			}
+			data, err := ioutil.ReadAll(f)
+			defer f.Close()
+			if err != nil {
+				return err
+			}
+			err = importEndpointTLS(&tlsData, zf.Name, data)
+			if err != nil {
+				return err
+			}
+		}
+	}
+	if !importedMetaFile {
+		return errdefs.InvalidParameter(errors.New("invalid context: no metadata found"))
+	}
+	return s.ResetTLSMaterial(name, &tlsData)
+}
+
+func parseMetadata(data []byte, name string) (Metadata, error) {
+	var meta Metadata
+	if err := json.Unmarshal(data, &meta); err != nil {
+		return meta, err
+	}
+	meta.Name = name
+	return meta, nil
+}
+
+func importEndpointTLS(tlsData *ContextTLSData, path string, data []byte) error {
+	parts := strings.SplitN(strings.TrimPrefix(path, "tls/"), "/", 2)
+	if len(parts) != 2 {
+		// TLS endpoints require archived file directory with 2 layers
+		// i.e. tls/{endpointName}/{fileName}
+		return errors.New("archive format is invalid")
+	}
+
+	epName := parts[0]
+	fileName := parts[1]
+	if _, ok := tlsData.Endpoints[epName]; !ok {
+		tlsData.Endpoints[epName] = EndpointTLSData{
+			Files: map[string][]byte{},
+		}
+	}
+	tlsData.Endpoints[epName].Files[fileName] = data
+	return nil
+}
+
 type setContextName interface {
 	setContext(name string)
 }

vendor/github.com/docker/cli/cli/context/store/storeconfig.go

@@ -30,6 +30,16 @@ func (c Config) SetEndpoint(name string, getter TypeGetter) {
 	c.endpointTypes[name] = getter
 }
 
+// ForeachEndpointType calls cb on every endpoint type registered with the Config
+func (c Config) ForeachEndpointType(cb func(string, TypeGetter) error) error {
+	for n, ep := range c.endpointTypes {
+		if err := cb(n, ep); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
 // NewConfig creates a config object
 func NewConfig(contextType TypeGetter, endpoints ...NamedTypeGetter) Config {
 	res := Config{