74 lines
2.1 KiB
Go
74 lines
2.1 KiB
Go
//go:build linux || freebsd
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// +build linux freebsd
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package graphtest
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import (
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"os"
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"path"
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"syscall"
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"testing"
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graphdriver "github.com/containers/storage/drivers"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"golang.org/x/sys/unix"
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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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require.NoError(t, err)
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actual := fi.Mode()
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assert.Equal(t, mode&os.ModeType, actual&os.ModeType, path)
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assert.Equal(t, mode&os.ModePerm, actual&os.ModePerm, path)
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assert.Equal(t, mode&os.ModeSticky, actual&os.ModeSticky, path)
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assert.Equal(t, mode&os.ModeSetuid, actual&os.ModeSetuid, path)
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assert.Equal(t, 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.Equal(t, uid, stat.Uid, path)
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assert.Equal(t, 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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require.NoError(t, err)
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t.Cleanup(func() { removeLayer(t, driver, name) })
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dir, err := driver.Get(name, graphdriver.MountOpts{})
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require.NoError(t, err)
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defer driver.Put(name)
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subdir := path.Join(dir, "a subdir")
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require.NoError(t, os.Mkdir(subdir, defaultSubdirPerms|os.ModeSticky))
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require.NoError(t, os.Chown(subdir, defaultSubdirOwner, defaultSubdirGroup))
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file := path.Join(dir, "a file")
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err = os.WriteFile(file, []byte("Some data"), defaultFilePerms|os.ModeSetuid)
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require.NoError(t, err)
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}
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func verifyBase(t testing.TB, driver graphdriver.Driver, name string, defaultPerm os.FileMode) {
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dir, err := driver.Get(name, graphdriver.MountOpts{})
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require.NoError(t, err)
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defer driver.Put(name)
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verifyFile(t, dir, defaultPerm|os.ModeDir, 0, 0)
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subdir := path.Join(dir, "a subdir")
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verifyFile(t, subdir, defaultSubdirPerms|os.ModeDir|os.ModeSticky, defaultSubdirOwner, defaultSubdirGroup)
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file := path.Join(dir, "a file")
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verifyFile(t, file, defaultFilePerms|os.ModeSetuid, 0, 0)
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files, err := readDir(dir)
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require.NoError(t, err)
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assert.Len(t, files, 2)
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}
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