Remove FUSE support (#18536)

* Remove FUSE support

* Update docs

* Remove fuse-overlayfs

* Fix installer validation

Author: aledbf

components/gitpod-protocol/src/wsready.ts

@@ -4,7 +4,7 @@
  * See License.AGPL.txt in the project root for license information.
  */
 
-// generated using github.com/32leaves/bel on 2023-02-14 09:41:16.808994006 +0000 UTC m=+0.008933200
+// generated using github.com/32leaves/bel on 2023-08-17 09:50:49.633992319 +0000 UTC m=+0.007372079
 // DO NOT MODIFY
 
 export enum WorkspaceInitSource {

components/image-builder-api/go/imgbuilder.pb.go

@@ -15,11 +15,6 @@ packages:
     config:
       packaging: app
       buildCommand: ["go", "build", "-ldflags", "-w -extldflags \"-static\" -X 'github.com/gitpod-io/gitpod/workspacekit/cmd.Version=commit-${__git_commit}'"]
-  - name: fuse-overlayfs
-    type: generic
-    config:
-      commands:
-        - ["sh", "-c", "curl -o fuse-overlayfs -L https://github.com/containers/fuse-overlayfs/releases/download/v1.7.1/fuse-overlayfs-x86_64 && chmod +x fuse-overlayfs"]
   - name: lib
     type: go
     srcs:
@@ -38,7 +33,6 @@ packages:
     type: docker
     deps:
       - :app
-      - :fuse-overlayfs
     argdeps:
       - imageRepoBase
     config:

components/image-builder-api/go/imgbuilder_grpc.pb.go

@@ -275,10 +275,6 @@ var ring1Cmd = &cobra.Command{
 
 		var mnts []mnte
 		switch fsshift {
-		case api.FSShiftMethod_FUSE:
-			mnts = append(mnts,
-				mnte{Target: "/", Source: "/.workspace/mark", Flags: unix.MS_BIND | unix.MS_REC},
-			)
 		case api.FSShiftMethod_SHIFTFS:
 			mnts = append(mnts,
 				mnte{Target: "/", Source: "/.workspace/mark", FSType: "shiftfs"},

components/image-builder-api/go/mock/mock.go

@@ -5,7 +5,6 @@
 FROM scratch
 
 COPY components-workspacekit--app/workspacekit \
-     components-workspacekit--fuse-overlayfs/fuse-overlayfs \
      /.supervisor/
 
 ARG __GIT_COMMIT

components/image-builder-api/typescript/src/imgbuilder_grpc_pb.d.ts

@@ -70,7 +70,8 @@ message PrepareForUserNSResponse {
 // user namespaced workspaces.
 enum FSShiftMethod {
     SHIFTFS = 0;
-    FUSE = 1;
+    // was used for FUSE
+    reserved 1;
 }
 
 message WriteIDMappingResponse {

components/image-builder-api/typescript/src/imgbuilder_grpc_pb.js

@@ -10,9 +10,6 @@ import (
 	"net"
 	"net/netip"
 	"os"
-	"os/exec"
-	"path/filepath"
-	"strings"
 	"time"
 	"unsafe"
 
@@ -88,74 +85,6 @@ func main() {
 					return unix.Mount("none", c.String("target"), "", unix.MS_SHARED, "")
 				},
 			},
-			{
-				Name:  "mount-fusefs-mark",
-				Usage: "mounts a fusefs mark",
-				Flags: []cli.Flag{
-					&cli.StringFlag{
-						Name:     "source",
-						Required: true,
-					},
-					&cli.StringFlag{
-						Name:     "merged",
-						Required: true,
-					},
-					&cli.StringFlag{
-						Name:     "upper",
-						Required: true,
-					},
-					&cli.StringFlag{
-						Name:     "work",
-						Required: true,
-					},
-					&cli.StringFlag{
-						Name:     "uidmapping",
-						Required: false,
-					},
-					&cli.StringFlag{
-						Name:     "gidmapping",
-						Required: false,
-					},
-				},
-				Action: func(c *cli.Context) error {
-					target := filepath.Clean(c.String("merged"))
-					upper := filepath.Clean(c.String("upper"))
-					work := filepath.Clean(c.String("work"))
-					source := filepath.Clean(c.String("source"))
-
-					args := []string{
-						fmt.Sprintf("lowerdir=%s,upperdir=%v,workdir=%v", source, upper, work),
-					}
-
-					if len(c.String("uidmapping")) > 0 {
-						args = append(args, fmt.Sprintf("uidmapping=%v", c.String("uidmapping")))
-					}
-
-					if len(c.String("gidmapping")) > 0 {
-						args = append(args, fmt.Sprintf("gidmapping=%v", c.String("gidmapping")))
-					}
-
-					cmd := exec.Command(
-						fmt.Sprintf("%v/.supervisor/fuse-overlayfs", source),
-						"-o",
-						strings.Join(args, ","),
-						"none",
-						target,
-					)
-					cmd.Dir = source
-
-					out, err := cmd.CombinedOutput()
-					if err != nil {
-						return xerrors.Errorf("fuse-overlayfs (%v) failed: %q\n%v",
-							cmd.Args,
-							string(out),
-							err,
-						)
-					}
-
-					return nil
-				},
-			},
 			{
 				Name:  "mount-shiftfs-mark",
 				Usage: "mounts a shiftfs mark",

components/image-builder-api/typescript/src/imgbuilder_pb.d.ts

@@ -20,7 +20,6 @@ func TestFSShiftMethodUnmarshalJSON(t *testing.T) {
 		Expectation content.FSShiftMethod
 	}{
 		{"shiftfs", content.FSShiftMethod(api.FSShiftMethod_SHIFTFS)},
-		{"fuse", content.FSShiftMethod(api.FSShiftMethod_FUSE)},
 	}
 
 	for _, test := range tests {