diff options
Diffstat (limited to 'pkg/sentry/fs/ramfs')
| -rw-r--r-- | pkg/sentry/fs/ramfs/BUILD | 37 | ||||
| -rw-r--r-- | pkg/sentry/fs/ramfs/ramfs_state_autogen.go | 94 | ||||
| -rw-r--r-- | pkg/sentry/fs/ramfs/tree_test.go | 80 |
3 files changed, 94 insertions, 117 deletions
diff --git a/pkg/sentry/fs/ramfs/BUILD b/pkg/sentry/fs/ramfs/BUILD deleted file mode 100644 index 8ca823fb3..000000000 --- a/pkg/sentry/fs/ramfs/BUILD +++ /dev/null @@ -1,37 +0,0 @@ -load("//tools:defs.bzl", "go_library", "go_test") - -package(licenses = ["notice"]) - -go_library( - name = "ramfs", - srcs = [ - "dir.go", - "socket.go", - "symlink.go", - "tree.go", - ], - visibility = ["//pkg/sentry:internal"], - deps = [ - "//pkg/abi/linux", - "//pkg/context", - "//pkg/sentry/fs", - "//pkg/sentry/fs/anon", - "//pkg/sentry/fs/fsutil", - "//pkg/sentry/socket/unix/transport", - "//pkg/sync", - "//pkg/syserror", - "//pkg/usermem", - "//pkg/waiter", - ], -) - -go_test( - name = "ramfs_test", - size = "small", - srcs = ["tree_test.go"], - library = ":ramfs", - deps = [ - "//pkg/sentry/contexttest", - "//pkg/sentry/fs", - ], -) diff --git a/pkg/sentry/fs/ramfs/ramfs_state_autogen.go b/pkg/sentry/fs/ramfs/ramfs_state_autogen.go new file mode 100644 index 000000000..0a001e0b6 --- /dev/null +++ b/pkg/sentry/fs/ramfs/ramfs_state_autogen.go @@ -0,0 +1,94 @@ +// automatically generated by stateify. + +package ramfs + +import ( + "gvisor.dev/gvisor/pkg/state" +) + +func (x *Dir) beforeSave() {} +func (x *Dir) save(m state.Map) { + x.beforeSave() + m.Save("InodeSimpleAttributes", &x.InodeSimpleAttributes) + m.Save("InodeSimpleExtendedAttributes", &x.InodeSimpleExtendedAttributes) + m.Save("children", &x.children) + m.Save("dentryMap", &x.dentryMap) +} + +func (x *Dir) afterLoad() {} +func (x *Dir) load(m state.Map) { + m.Load("InodeSimpleAttributes", &x.InodeSimpleAttributes) + m.Load("InodeSimpleExtendedAttributes", &x.InodeSimpleExtendedAttributes) + m.Load("children", &x.children) + m.Load("dentryMap", &x.dentryMap) +} + +func (x *dirFileOperations) beforeSave() {} +func (x *dirFileOperations) save(m state.Map) { + x.beforeSave() + m.Save("dirCursor", &x.dirCursor) + m.Save("dir", &x.dir) +} + +func (x *dirFileOperations) afterLoad() {} +func (x *dirFileOperations) load(m state.Map) { + m.Load("dirCursor", &x.dirCursor) + m.Load("dir", &x.dir) +} + +func (x *Socket) beforeSave() {} +func (x *Socket) save(m state.Map) { + x.beforeSave() + m.Save("InodeSimpleAttributes", &x.InodeSimpleAttributes) + m.Save("InodeSimpleExtendedAttributes", &x.InodeSimpleExtendedAttributes) + m.Save("ep", &x.ep) +} + +func (x *Socket) afterLoad() {} +func (x *Socket) load(m state.Map) { + m.Load("InodeSimpleAttributes", &x.InodeSimpleAttributes) + m.Load("InodeSimpleExtendedAttributes", &x.InodeSimpleExtendedAttributes) + m.Load("ep", &x.ep) +} + +func (x *socketFileOperations) beforeSave() {} +func (x *socketFileOperations) save(m state.Map) { + x.beforeSave() +} + +func (x *socketFileOperations) afterLoad() {} +func (x *socketFileOperations) load(m state.Map) { +} + +func (x *Symlink) beforeSave() {} +func (x *Symlink) save(m state.Map) { + x.beforeSave() + m.Save("InodeSimpleAttributes", &x.InodeSimpleAttributes) + m.Save("InodeSimpleExtendedAttributes", &x.InodeSimpleExtendedAttributes) + m.Save("Target", &x.Target) +} + +func (x *Symlink) afterLoad() {} +func (x *Symlink) load(m state.Map) { + m.Load("InodeSimpleAttributes", &x.InodeSimpleAttributes) + m.Load("InodeSimpleExtendedAttributes", &x.InodeSimpleExtendedAttributes) + m.Load("Target", &x.Target) +} + +func (x *symlinkFileOperations) beforeSave() {} +func (x *symlinkFileOperations) save(m state.Map) { + x.beforeSave() +} + +func (x *symlinkFileOperations) afterLoad() {} +func (x *symlinkFileOperations) load(m state.Map) { +} + +func init() { + state.Register("pkg/sentry/fs/ramfs.Dir", (*Dir)(nil), state.Fns{Save: (*Dir).save, Load: (*Dir).load}) + state.Register("pkg/sentry/fs/ramfs.dirFileOperations", (*dirFileOperations)(nil), state.Fns{Save: (*dirFileOperations).save, Load: (*dirFileOperations).load}) + state.Register("pkg/sentry/fs/ramfs.Socket", (*Socket)(nil), state.Fns{Save: (*Socket).save, Load: (*Socket).load}) + state.Register("pkg/sentry/fs/ramfs.socketFileOperations", (*socketFileOperations)(nil), state.Fns{Save: (*socketFileOperations).save, Load: (*socketFileOperations).load}) + state.Register("pkg/sentry/fs/ramfs.Symlink", (*Symlink)(nil), state.Fns{Save: (*Symlink).save, Load: (*Symlink).load}) + state.Register("pkg/sentry/fs/ramfs.symlinkFileOperations", (*symlinkFileOperations)(nil), state.Fns{Save: (*symlinkFileOperations).save, Load: (*symlinkFileOperations).load}) +} diff --git a/pkg/sentry/fs/ramfs/tree_test.go b/pkg/sentry/fs/ramfs/tree_test.go deleted file mode 100644 index a6ed8b2c5..000000000 --- a/pkg/sentry/fs/ramfs/tree_test.go +++ /dev/null @@ -1,80 +0,0 @@ -// Copyright 2018 The gVisor 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 ramfs - -import ( - "testing" - - "gvisor.dev/gvisor/pkg/sentry/contexttest" - "gvisor.dev/gvisor/pkg/sentry/fs" -) - -func TestMakeDirectoryTree(t *testing.T) { - - for _, test := range []struct { - name string - subdirs []string - }{ - { - name: "abs paths", - subdirs: []string{ - "/tmp", - "/tmp/a/b", - "/tmp/a/c/d", - "/tmp/c", - "/proc", - "/dev/a/b", - "/tmp", - }, - }, - { - name: "rel paths", - subdirs: []string{ - "tmp", - "tmp/a/b", - "tmp/a/c/d", - "tmp/c", - "proc", - "dev/a/b", - "tmp", - }, - }, - } { - ctx := contexttest.Context(t) - mount := fs.NewPseudoMountSource(ctx) - tree, err := MakeDirectoryTree(ctx, mount, test.subdirs) - if err != nil { - t.Errorf("%s: failed to make ramfs tree, got error %v, want nil", test.name, err) - continue - } - - // Expect to be able to find each of the paths. - mm, err := fs.NewMountNamespace(ctx, tree) - if err != nil { - t.Errorf("%s: failed to create mount manager: %v", test.name, err) - continue - } - root := mm.Root() - defer mm.DecRef() - - for _, p := range test.subdirs { - maxTraversals := uint(0) - if _, err := mm.FindInode(ctx, root, nil, p, &maxTraversals); err != nil { - t.Errorf("%s: failed to find node %s: %v", test.name, p, err) - break - } - } - } -} |