Merge pull request #12058 from duglin/RemoveTable2

Remove engine.Table from docker history and docker rmi

api/client/history.go

@@ -1,11 +1,12 @@
 package client
 
 import (
+	"encoding/json"
 	"fmt"
 	"text/tabwriter"
 	"time"
 
-	"github.com/docker/docker/engine"
+	"github.com/docker/docker/api/types"
 	flag "github.com/docker/docker/pkg/mflag"
 	"github.com/docker/docker/pkg/stringid"
 	"github.com/docker/docker/pkg/units"
@@ -20,16 +21,16 @@ func (cli *DockerCli) CmdHistory(args ...string) error {
 	quiet := cmd.Bool([]string{"q", "-quiet"}, false, "Only show numeric IDs")
 	noTrunc := cmd.Bool([]string{"#notrunc", "-no-trunc"}, false, "Don't truncate output")
 	cmd.Require(flag.Exact, 1)
-
 	cmd.ParseFlags(args, true)
 
-	body, _, err := readBody(cli.call("GET", "/images/"+cmd.Arg(0)+"/history", nil, nil))
+	rdr, _, err := cli.call("GET", "/images/"+cmd.Arg(0)+"/history", nil, nil)
 	if err != nil {
 		return err
 	}
 
-	outs := engine.NewTable("Created", 0)
-	if _, err := outs.ReadListFrom(body); err != nil {
+	history := []types.ImageHistory{}
+	err = json.NewDecoder(rdr).Decode(&history)
+	if err != nil {
 		return err
 	}
 
@@ -38,30 +39,23 @@ func (cli *DockerCli) CmdHistory(args ...string) error {
 		fmt.Fprintln(w, "IMAGE\tCREATED\tCREATED BY\tSIZE")
 	}
 
-	for _, out := range outs.Data {
-		outID := out.Get("Id")
+	for _, entry := range history {
+		if *noTrunc {
+			fmt.Fprintf(w, entry.ID)
+		} else {
+			fmt.Fprintf(w, stringid.TruncateID(entry.ID))
+		}
 		if !*quiet {
-			if *noTrunc {
-				fmt.Fprintf(w, "%s\t", outID)
-			} else {
-				fmt.Fprintf(w, "%s\t", stringid.TruncateID(outID))
-			}
-
-			fmt.Fprintf(w, "%s ago\t", units.HumanDuration(time.Now().UTC().Sub(time.Unix(out.GetInt64("Created"), 0))))
+			fmt.Fprintf(w, "\t%s ago\t", units.HumanDuration(time.Now().UTC().Sub(time.Unix(entry.Created, 0))))
 
 			if *noTrunc {
-				fmt.Fprintf(w, "%s\t", out.Get("CreatedBy"))
-			} else {
-				fmt.Fprintf(w, "%s\t", utils.Trunc(out.Get("CreatedBy"), 45))
-			}
-			fmt.Fprintf(w, "%s\n", units.HumanSize(float64(out.GetInt64("Size"))))
-		} else {
-			if *noTrunc {
-				fmt.Fprintln(w, outID)
+				fmt.Fprintf(w, "%s\t", entry.CreatedBy)
 			} else {
-				fmt.Fprintln(w, stringid.TruncateID(outID))
+				fmt.Fprintf(w, "%s\t", utils.Trunc(entry.CreatedBy, 45))
 			}
+			fmt.Fprintf(w, "%s", units.HumanSize(float64(entry.Size)))
 		}
+		fmt.Fprintf(w, "\n")
 	}
 	w.Flush()
 	return nil

api/client/rmi.go

@@ -1,10 +1,11 @@
 package client
 
 import (
+	"encoding/json"
 	"fmt"
 	"net/url"
 
-	"github.com/docker/docker/engine"
+	"github.com/docker/docker/api/types"
 	flag "github.com/docker/docker/pkg/mflag"
 )
 
@@ -18,7 +19,6 @@ func (cli *DockerCli) CmdRmi(args ...string) error {
 		noprune = cmd.Bool([]string{"-no-prune"}, false, "Do not delete untagged parents")
 	)
 	cmd.Require(flag.Min, 1)
-
 	cmd.ParseFlags(args, true)
 
 	v := url.Values{}
@@ -31,22 +31,24 @@ func (cli *DockerCli) CmdRmi(args ...string) error {
 
 	var encounteredError error
 	for _, name := range cmd.Args() {
-		body, _, err := readBody(cli.call("DELETE", "/images/"+name+"?"+v.Encode(), nil, nil))
+		rdr, _, err := cli.call("DELETE", "/images/"+name+"?"+v.Encode(), nil, nil)
 		if err != nil {
 			fmt.Fprintf(cli.err, "%s\n", err)
 			encounteredError = fmt.Errorf("Error: failed to remove one or more images")
 		} else {
-			outs := engine.NewTable("Created", 0)
-			if _, err := outs.ReadListFrom(body); err != nil {
+			dels := []types.ImageDelete{}
+			err = json.NewDecoder(rdr).Decode(&dels)
+			if err != nil {
 				fmt.Fprintf(cli.err, "%s\n", err)
 				encounteredError = fmt.Errorf("Error: failed to remove one or more images")
 				continue
 			}
-			for _, out := range outs.Data {
-				if out.Get("Deleted") != "" {
-					fmt.Fprintf(cli.out, "Deleted: %s\n", out.Get("Deleted"))
+
+			for _, del := range dels {
+				if del.Deleted != "" {
+					fmt.Fprintf(cli.out, "Deleted: %s\n", del.Deleted)
 				} else {
-					fmt.Fprintf(cli.out, "Untagged: %s\n", out.Get("Untagged"))
+					fmt.Fprintf(cli.out, "Untagged: %s\n", del.Untagged)
 				}
 			}
 		}

api/types/types.go

@@ -41,3 +41,18 @@ type ContainerChange struct {
 	Kind int
 	Path string
 }
+
+// GET "/images/{name:.*}/history"
+type ImageHistory struct {
+	ID        string `json:"Id"`
+	Created   int64
+	CreatedBy string
+	Tags      []string
+	Size      int64
+}
+
+// DELETE "/images/{name:.*}"
+type ImageDelete struct {
+	Untagged string `json:",omitempty"`
+	Deleted  string `json:",omitempty"`
+}

daemon/image_delete.go

@@ -1,9 +1,11 @@
 package daemon
 
 import (
+	"encoding/json"
 	"fmt"
 	"strings"
 
+	"github.com/docker/docker/api/types"
 	"github.com/docker/docker/engine"
 	"github.com/docker/docker/graph"
 	"github.com/docker/docker/image"
@@ -16,21 +18,22 @@ func (daemon *Daemon) ImageDelete(job *engine.Job) error {
 	if n := len(job.Args); n != 1 {
 		return fmt.Errorf("Usage: %s IMAGE", job.Name)
 	}
-	imgs := engine.NewTable("", 0)
-	if err := daemon.DeleteImage(job.Eng, job.Args[0], imgs, true, job.GetenvBool("force"), job.GetenvBool("noprune")); err != nil {
+
+	list := []types.ImageDelete{}
+	if err := daemon.DeleteImage(job.Eng, job.Args[0], &list, true, job.GetenvBool("force"), job.GetenvBool("noprune")); err != nil {
 		return err
 	}
-	if len(imgs.Data) == 0 {
+	if len(list) == 0 {
 		return fmt.Errorf("Conflict, %s wasn't deleted", job.Args[0])
 	}
-	if _, err := imgs.WriteListTo(job.Stdout); err != nil {
+	if err := json.NewEncoder(job.Stdout).Encode(list); err != nil {
 		return err
 	}
 	return nil
 }
 
 // FIXME: make this private and use the job instead
-func (daemon *Daemon) DeleteImage(eng *engine.Engine, name string, imgs *engine.Table, first, force, noprune bool) error {
+func (daemon *Daemon) DeleteImage(eng *engine.Engine, name string, list *[]types.ImageDelete, first, force, noprune bool) error {
 	var (
 		repoName, tag string
 		tags          = []string{}
@@ -102,9 +105,9 @@ func (daemon *Daemon) DeleteImage(eng *engine.Engine, name string, imgs *engine.
 			return err
 		}
 		if tagDeleted {
-			out := &engine.Env{}
-			out.Set("Untagged", utils.ImageReference(repoName, tag))
-			imgs.Add(out)
+			*list = append(*list, types.ImageDelete{
+				Untagged: utils.ImageReference(repoName, tag),
+			})
 			eng.Job("log", "untag", img.ID, "").Run()
 		}
 	}
@@ -117,12 +120,12 @@ func (daemon *Daemon) DeleteImage(eng *engine.Engine, name string, imgs *engine.
 			if err := daemon.Graph().Delete(img.ID); err != nil {
 				return err
 			}
-			out := &engine.Env{}
-			out.SetJson("Deleted", img.ID)
-			imgs.Add(out)
+			*list = append(*list, types.ImageDelete{
+				Deleted: img.ID,
+			})
 			eng.Job("log", "delete", img.ID, "").Run()
 			if img.Parent != "" && !noprune {
-				err := daemon.DeleteImage(eng, img.Parent, imgs, false, force, noprune)
+				err := daemon.DeleteImage(eng, img.Parent, list, false, force, noprune)
 				if first {
 					return err
 				}

graph/history.go

@@ -1,9 +1,11 @@
 package graph
 
 import (
+	"encoding/json"
 	"fmt"
 	"strings"
 
+	"github.com/docker/docker/api/types"
 	"github.com/docker/docker/engine"
 	"github.com/docker/docker/image"
 	"github.com/docker/docker/utils"
@@ -30,19 +32,22 @@ func (s *TagStore) CmdHistory(job *engine.Job) error {
 		}
 	}
 
-	outs := engine.NewTable("Created", 0)
+	history := []types.ImageHistory{}
+
 	err = foundImage.WalkHistory(func(img *image.Image) error {
-		out := &engine.Env{}
-		out.SetJson("Id", img.ID)
-		out.SetInt64("Created", img.Created.Unix())
-		out.Set("CreatedBy", strings.Join(img.ContainerConfig.Cmd, " "))
-		out.SetList("Tags", lookupMap[img.ID])
-		out.SetInt64("Size", img.Size)
-		outs.Add(out)
+		history = append(history, types.ImageHistory{
+			ID:        img.ID,
+			Created:   img.Created.Unix(),
+			CreatedBy: strings.Join(img.ContainerConfig.Cmd, " "),
+			Tags:      lookupMap[img.ID],
+			Size:      img.Size,
+		})
 		return nil
 	})
-	if _, err := outs.WriteListTo(job.Stdout); err != nil {
+
+	if err = json.NewEncoder(job.Stdout).Encode(history); err != nil {
 		return err
 	}
+
 	return nil
 }