be4f4644a8
The Driver abstraction was needed for Linux Containers on Windows, support for which has since been removed. There is no direct equivalent to Lchmod() in the standard library so continue to use the containerd/continuity version. Signed-off-by: Cory Snider <csnider@mirantis.com>
71 lines
2.1 KiB
Go
71 lines
2.1 KiB
Go
//go:build linux || freebsd
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// +build linux freebsd
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package graphtest // import "github.com/docker/docker/daemon/graphdriver/graphtest"
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import (
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"os"
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"path/filepath"
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"syscall"
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"testing"
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contdriver "github.com/containerd/continuity/driver"
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"github.com/docker/docker/daemon/graphdriver"
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"golang.org/x/sys/unix"
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"gotest.tools/v3/assert"
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is "gotest.tools/v3/assert/cmp"
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)
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func verifyFile(t testing.TB, path string, mode os.FileMode, uid, gid uint32) {
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fi, err := os.Stat(path)
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assert.NilError(t, err)
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actual := fi.Mode()
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assert.Check(t, is.Equal(mode&os.ModeType, actual&os.ModeType), path)
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assert.Check(t, is.Equal(mode&os.ModePerm, actual&os.ModePerm), path)
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assert.Check(t, is.Equal(mode&os.ModeSticky, actual&os.ModeSticky), path)
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assert.Check(t, is.Equal(mode&os.ModeSetuid, actual&os.ModeSetuid), path)
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assert.Check(t, is.Equal(mode&os.ModeSetgid, actual&os.ModeSetgid), path)
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if stat, ok := fi.Sys().(*syscall.Stat_t); ok {
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assert.Check(t, is.Equal(uid, stat.Uid), path)
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assert.Check(t, is.Equal(gid, stat.Gid), path)
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}
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}
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func createBase(t testing.TB, driver graphdriver.Driver, name string) {
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// We need to be able to set any perms
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oldmask := unix.Umask(0)
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defer unix.Umask(oldmask)
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err := driver.CreateReadWrite(name, "", nil)
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assert.NilError(t, err)
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dirFS, err := driver.Get(name, "")
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assert.NilError(t, err)
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defer driver.Put(name)
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subdir := filepath.Join(dirFS.Path(), "a subdir")
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assert.NilError(t, os.Mkdir(subdir, 0705|os.ModeSticky))
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assert.NilError(t, contdriver.LocalDriver.Lchown(subdir, 1, 2))
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file := filepath.Join(dirFS.Path(), "a file")
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err = os.WriteFile(file, []byte("Some data"), 0222|os.ModeSetuid)
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assert.NilError(t, err)
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}
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func verifyBase(t testing.TB, driver graphdriver.Driver, name string) {
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dirFS, err := driver.Get(name, "")
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assert.NilError(t, err)
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defer driver.Put(name)
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subdir := filepath.Join(dirFS.Path(), "a subdir")
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verifyFile(t, subdir, 0705|os.ModeDir|os.ModeSticky, 1, 2)
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file := filepath.Join(dirFS.Path(), "a file")
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verifyFile(t, file, 0222|os.ModeSetuid, 0, 0)
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files, err := readDir(dirFS.Path())
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assert.NilError(t, err)
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assert.Check(t, is.Len(files, 2))
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}
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