update vendor

Signed-off-by: Jess Frazelle <acidburn@microsoft.com>

vendor/github.com/containerd/continuity/commands/apply.go

@@ -0,0 +1,52 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package commands
+
+import (
+	"io/ioutil"
+	"log"
+
+	"github.com/containerd/continuity"
+	"github.com/spf13/cobra"
+)
+
+var ApplyCmd = &cobra.Command{
+	Use:   "apply <root> [<manifest>]",
+	Short: "Apply the manifest to the provided root",
+	Run: func(cmd *cobra.Command, args []string) {
+		root, path := args[0], args[1]
+
+		p, err := ioutil.ReadFile(path)
+		if err != nil {
+			log.Fatalf("error reading manifest: %v", err)
+		}
+
+		m, err := continuity.Unmarshal(p)
+		if err != nil {
+			log.Fatalf("error unmarshaling manifest: %v", err)
+		}
+
+		ctx, err := continuity.NewContext(root)
+		if err != nil {
+			log.Fatalf("error getting context: %v", err)
+		}
+
+		if err := continuity.ApplyManifest(ctx, m); err != nil {
+			log.Fatalf("error applying manifest: %v", err)
+		}
+	},
+}

vendor/github.com/containerd/continuity/commands/build.go

@@ -0,0 +1,64 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package commands
+
+import (
+	"log"
+	"os"
+
+	"github.com/containerd/continuity"
+	"github.com/spf13/cobra"
+)
+
+var (
+	buildCmdConfig struct {
+		format string
+	}
+
+	BuildCmd = &cobra.Command{
+		Use:   "build <root>",
+		Short: "Build a manifest for the provided root",
+		Run: func(cmd *cobra.Command, args []string) {
+			if len(args) != 1 {
+				log.Fatalln("please specify a root")
+			}
+
+			ctx, err := continuity.NewContext(args[0])
+			if err != nil {
+				log.Fatalf("error creating path context: %v", err)
+			}
+
+			m, err := continuity.BuildManifest(ctx)
+			if err != nil {
+				log.Fatalf("error generating manifest: %v", err)
+			}
+
+			p, err := continuity.Marshal(m)
+			if err != nil {
+				log.Fatalf("error marshaling manifest: %v", err)
+			}
+
+			if _, err := os.Stdout.Write(p); err != nil {
+				log.Fatalf("error writing to stdout: %v", err)
+			}
+		},
+	}
+)
+
+func init() {
+	BuildCmd.Flags().StringVar(&buildCmdConfig.format, "format", "pb", "specify the output format of the manifest")
+}

vendor/github.com/containerd/continuity/commands/dump.go

@@ -0,0 +1,60 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package commands
+
+import (
+	"io/ioutil"
+	"log"
+	"os"
+
+	pb "github.com/containerd/continuity/proto"
+	"github.com/golang/protobuf/proto"
+	"github.com/spf13/cobra"
+)
+
+var DumpCmd = &cobra.Command{
+	Use:   "dump <manifest>",
+	Short: "Dump the contents of the manifest in protobuf text format",
+	Run: func(cmd *cobra.Command, args []string) {
+		var p []byte
+		var err error
+
+		if len(args) < 1 {
+			p, err = ioutil.ReadAll(os.Stdin)
+			if err != nil {
+				log.Fatalf("error reading manifest: %v", err)
+			}
+		} else {
+			p, err = ioutil.ReadFile(args[0])
+			if err != nil {
+				log.Fatalf("error reading manifest: %v", err)
+			}
+		}
+
+		var bm pb.Manifest
+
+		if err := proto.Unmarshal(p, &bm); err != nil {
+			log.Fatalf("error unmarshaling manifest: %v", err)
+		}
+
+		// TODO(stevvooe): For now, just dump the text format. Turn this into
+		// nice text output later.
+		if err := proto.MarshalText(os.Stdout, &bm); err != nil {
+			log.Fatalf("error dumping manifest: %v", err)
+		}
+	},
+}

vendor/github.com/containerd/continuity/commands/ls.go

@@ -0,0 +1,57 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package commands
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"text/tabwriter"
+
+	"github.com/dustin/go-humanize"
+	"github.com/spf13/cobra"
+)
+
+var LSCmd = &cobra.Command{
+	Use:   "ls <manifest>",
+	Short: "List the contents of the manifest.",
+	Run: func(cmd *cobra.Command, args []string) {
+		if len(args) != 1 {
+			log.Fatalln("please specify a manifest")
+		}
+
+		bm, err := readManifestFile(args[0])
+		if err != nil {
+			log.Fatalf("error reading manifest: %v", err)
+		}
+
+		w := tabwriter.NewWriter(os.Stdout, 0, 2, 2, ' ', 0)
+
+		for _, entry := range bm.Resource {
+			for _, path := range entry.Path {
+				if os.FileMode(entry.Mode)&os.ModeSymlink != 0 {
+					fmt.Fprintf(w, "%v\t%v\t%v\t%v\t%v -> %v\n", os.FileMode(entry.Mode), entry.User, entry.Group, humanize.Bytes(uint64(entry.Size)), path, entry.Target)
+				} else {
+					fmt.Fprintf(w, "%v\t%v\t%v\t%v\t%v\n", os.FileMode(entry.Mode), entry.User, entry.Group, humanize.Bytes(uint64(entry.Size)), path)
+				}
+
+			}
+		}
+
+		w.Flush()
+	},
+}

vendor/github.com/containerd/continuity/commands/main.go

@@ -0,0 +1,98 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package commands
+
+import (
+	"io"
+	"io/ioutil"
+	"os"
+	"text/tabwriter"
+
+	pb "github.com/containerd/continuity/proto"
+	"github.com/golang/protobuf/proto"
+	"github.com/spf13/cobra"
+)
+
+var (
+	MainCmd = &cobra.Command{
+		Use:   "continuity <command>",
+		Short: "A transport-agnostic filesytem metadata tool.",
+	}
+
+	// usageTemplate is nearly identical to the default template without the
+	// automatic addition of flags. Instead, Command.Use is used unmodified.
+	usageTemplate = `Usage:{{if .Runnable}}
+  {{.UseLine}}{{end}}{{if .HasSubCommands}}
+  {{ .CommandPath}} [command]{{end}}{{if gt .Aliases 0}}
+
+Aliases:
+  {{.NameAndAliases}}
+{{end}}{{if .HasExample}}
+
+Examples:
+{{ .Example }}{{end}}{{ if .HasAvailableSubCommands}}
+
+Available Commands:{{range .Commands}}{{if .IsAvailableCommand}}
+  {{rpad .Name .NamePadding }} {{.Short}}{{end}}{{end}}{{end}}{{ if .HasLocalFlags}}
+
+Flags:
+{{.LocalFlags.FlagUsages | trimRightSpace}}{{end}}{{ if .HasInheritedFlags}}
+
+Global Flags:
+{{.InheritedFlags.FlagUsages | trimRightSpace}}{{end}}{{if .HasHelpSubCommands}}
+
+Additional help topics:{{range .Commands}}{{if .IsHelpCommand}}
+  {{rpad .CommandPath .CommandPathPadding}} {{.Short}}{{end}}{{end}}{{end}}{{ if .HasSubCommands }}
+
+Use "{{.CommandPath}} [command] --help" for more information about a command.{{end}}
+`
+)
+
+func init() {
+	MainCmd.AddCommand(BuildCmd)
+	MainCmd.AddCommand(VerifyCmd)
+	MainCmd.AddCommand(ApplyCmd)
+	MainCmd.AddCommand(LSCmd)
+	MainCmd.AddCommand(StatsCmd)
+	MainCmd.AddCommand(DumpCmd)
+	if MountCmd != nil {
+		MainCmd.AddCommand(MountCmd)
+	}
+	MainCmd.SetUsageTemplate(usageTemplate)
+}
+
+// readManifestFile reads the manifest from the given path. This should
+// probably be provided by the continuity library.
+func readManifestFile(path string) (*pb.Manifest, error) {
+	p, err := ioutil.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+
+	var bm pb.Manifest
+
+	if err := proto.Unmarshal(p, &bm); err != nil {
+		return nil, err
+	}
+
+	return &bm, nil
+}
+
+// newTabwriter provides a common tabwriter with defaults.
+func newTabwriter(w io.Writer) *tabwriter.Writer {
+	return tabwriter.NewWriter(os.Stdout, 0, 2, 2, ' ', 0)
+}

vendor/github.com/containerd/continuity/commands/mount.go

@@ -0,0 +1,131 @@
+// +build linux darwin freebsd
+
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package commands
+
+import (
+	"io/ioutil"
+	"log"
+	"os"
+	"os/signal"
+	"path/filepath"
+	"syscall"
+	"time"
+
+	"bazil.org/fuse"
+	"bazil.org/fuse/fs"
+
+	"github.com/containerd/continuity"
+	"github.com/containerd/continuity/continuityfs"
+	"github.com/containerd/continuity/driver"
+	"github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+)
+
+var MountCmd = &cobra.Command{
+	Use:   "mount <mountpoint> [<manifest>] [<source directory>]",
+	Short: "Mount the manifest to the provided mountpoint using content from a source directory",
+	Run: func(cmd *cobra.Command, args []string) {
+		if len(args) != 3 {
+			log.Fatal("Must specify mountpoint, manifest, and source directory")
+		}
+		mountpoint := args[0]
+		manifest, source := args[1], args[2]
+
+		manifestName := filepath.Base(manifest)
+
+		p, err := ioutil.ReadFile(manifest)
+		if err != nil {
+			log.Fatalf("error reading manifest: %v", err)
+		}
+
+		m, err := continuity.Unmarshal(p)
+		if err != nil {
+			log.Fatalf("error unmarshaling manifest: %v", err)
+		}
+
+		driver, err := driver.NewSystemDriver()
+		if err != nil {
+			logrus.Fatal(err)
+		}
+
+		provider := continuityfs.NewFSFileContentProvider(source, driver)
+
+		contfs, err := continuityfs.NewFSFromManifest(m, mountpoint, provider)
+		if err != nil {
+			logrus.Fatal(err)
+		}
+
+		c, err := fuse.Mount(
+			mountpoint,
+			fuse.ReadOnly(),
+			fuse.FSName(manifestName),
+			fuse.Subtype("continuity"),
+			// OSX Only options
+			fuse.LocalVolume(),
+			fuse.VolumeName("Continuity FileSystem"),
+		)
+		if err != nil {
+			logrus.Fatal(err)
+		}
+
+		<-c.Ready
+		if err := c.MountError; err != nil {
+			c.Close()
+			logrus.Fatal(err)
+		}
+
+		errChan := make(chan error, 1)
+		go func() {
+			// TODO: Create server directory to use context
+			err = fs.Serve(c, contfs)
+			if err != nil {
+				errChan <- err
+			}
+		}()
+
+		sigChan := make(chan os.Signal, 1)
+		signal.Notify(sigChan, os.Interrupt)
+		signal.Notify(sigChan, syscall.SIGTERM)
+
+		select {
+		case <-sigChan:
+			logrus.Infof("Shutting down")
+		case err = <-errChan:
+		}
+
+		go func() {
+			if err := c.Close(); err != nil {
+				logrus.Errorf("Unable to close connection %s", err)
+			}
+		}()
+
+		// Wait for any inprogress requests to be handled
+		time.Sleep(time.Second)
+
+		logrus.Infof("Attempting unmount")
+		if err := fuse.Unmount(mountpoint); err != nil {
+			logrus.Errorf("Error unmounting %s: %v", mountpoint, err)
+		}
+
+		// Handle server error
+		if err != nil {
+			logrus.Fatalf("Error serving fuse server: %v", err)
+		}
+	},
+}

vendor/github.com/containerd/continuity/commands/mount_unsupported.go

@@ -0,0 +1,25 @@
+// +build windows solaris
+
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package commands
+
+import (
+	"github.com/spf13/cobra"
+)
+
+var MountCmd *cobra.Command = nil

vendor/github.com/containerd/continuity/commands/stats.go

@@ -0,0 +1,74 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package commands
+
+import (
+	"fmt"
+	"log"
+	"os"
+
+	"github.com/dustin/go-humanize"
+	"github.com/spf13/cobra"
+)
+
+var (
+	StatsCmd = &cobra.Command{
+		Use:   "stats <manifest>",
+		Short: "display statistics about the specified manifest",
+		Run: func(cmd *cobra.Command, args []string) {
+			if len(args) != 1 {
+				log.Fatalln("please specify a manifest")
+			}
+
+			bm, err := readManifestFile(args[0])
+			if err != nil {
+				log.Fatalf("error reading manifest: %v", err)
+			}
+
+			var stats struct {
+				resources   int
+				files       int
+				directories int
+				totalSize   int64
+				symlinks    int
+			}
+
+			for _, entry := range bm.Resource {
+				stats.resources++
+				stats.totalSize += int64(entry.Size)
+
+				mode := os.FileMode(entry.Mode)
+				if mode.IsRegular() {
+					stats.files += len(entry.Path) // count hardlinks!
+				} else if mode.IsDir() {
+					stats.directories++
+				} else if mode&os.ModeSymlink != 0 {
+					stats.symlinks++
+				}
+			}
+
+			w := newTabwriter(os.Stdout)
+			defer w.Flush()
+
+			fmt.Fprintf(w, "resources\t%v\n", stats.resources)
+			fmt.Fprintf(w, "directories\t%v\n", stats.directories)
+			fmt.Fprintf(w, "files\t%v\n", stats.files)
+			fmt.Fprintf(w, "symlinks\t%v\n", stats.symlinks)
+			fmt.Fprintf(w, "size\t%v\n", humanize.Bytes(uint64(stats.totalSize)))
+		},
+	}
+)

vendor/github.com/containerd/continuity/commands/verify.go

@@ -0,0 +1,57 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package commands
+
+import (
+	"io/ioutil"
+	"log"
+
+	"github.com/containerd/continuity"
+	"github.com/spf13/cobra"
+)
+
+var VerifyCmd = &cobra.Command{
+	Use:   "verify <root> [<manifest>]",
+	Short: "Verify the root against the provided manifest",
+	Run: func(cmd *cobra.Command, args []string) {
+		if len(args) != 2 {
+			log.Fatalln("please specify a root and manifest")
+		}
+
+		root, path := args[0], args[1]
+
+		p, err := ioutil.ReadFile(path)
+		if err != nil {
+			log.Fatalf("error reading manifest: %v", err)
+		}
+
+		m, err := continuity.Unmarshal(p)
+		if err != nil {
+			log.Fatalf("error unmarshaling manifest: %v", err)
+		}
+
+		ctx, err := continuity.NewContext(root)
+		if err != nil {
+			log.Fatalf("error getting context: %v", err)
+		}
+
+		if err := continuity.VerifyManifest(ctx, m); err != nil {
+			// TODO(stevvooe): Support more interesting error reporting.
+			log.Fatalf("error verifying manifest: %v", err)
+		}
+	},
+}