143 lines
3.4 KiB
Go
143 lines
3.4 KiB
Go
package reverse_test
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import (
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"io/ioutil"
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"os"
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"syscall"
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"testing"
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"github.com/rfjakob/gocryptfs/internal/ctlsock"
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"github.com/rfjakob/gocryptfs/tests/test_helpers"
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)
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func TestLongnameStat(t *testing.T) {
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fd, err := os.Create(dirA + "/" + x240)
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if err != nil {
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t.Fatal(err)
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}
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path := dirC + "/" + x240
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if !test_helpers.VerifyExistence(path) {
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t.Fail()
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}
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test_helpers.VerifySize(t, path, 0)
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_, err = fd.Write(make([]byte, 10))
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if err != nil {
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t.Fatal(err)
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}
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fd.Close()
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/*
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time.Sleep(1000 * time.Millisecond)
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test_helpers.VerifySize(t, path, 10)
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*/
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}
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func TestSymlinks(t *testing.T) {
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target := "/"
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os.Symlink(target, dirA+"/symlink")
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cSymlink := dirC + "/symlink"
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_, err := os.Lstat(cSymlink)
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if err != nil {
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t.Errorf("Lstat: %v", err)
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}
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_, err = os.Stat(cSymlink)
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if err != nil {
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t.Errorf("Stat: %v", err)
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}
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actualTarget, err := os.Readlink(cSymlink)
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if err != nil {
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t.Fatal(err)
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}
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if target != actualTarget {
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t.Errorf("wrong symlink target: want=%q have=%q", target, actualTarget)
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}
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}
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// Symbolic link dentry sizes should be set to the length of the string
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// that contains the target path.
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func TestSymlinkDentrySize(t *testing.T) {
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if plaintextnames {
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t.Skip("this only tests encrypted names")
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}
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symlink := "a_symlink"
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mnt, err := ioutil.TempDir(test_helpers.TmpDir, "reverse_mnt_")
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if err != nil {
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t.Fatal(err)
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}
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sock := mnt + ".sock"
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test_helpers.MountOrFatal(t, "ctlsock_reverse_test_fs", mnt, "-reverse", "-extpass", "echo test", "-ctlsock="+sock)
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defer test_helpers.UnmountPanic(mnt)
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req := ctlsock.RequestStruct{EncryptPath: symlink}
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symlinkResponse := test_helpers.QueryCtlSock(t, sock, req)
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if symlinkResponse.ErrNo != 0 {
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t.Errorf("Encrypt: %q ErrNo=%d ErrText=%s", symlink, symlinkResponse.ErrNo, symlinkResponse.ErrText)
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}
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fi, err := os.Lstat(mnt + "/" + symlinkResponse.Result)
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if err != nil {
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t.Errorf("Lstat: %v", err)
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}
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target, err := os.Readlink(mnt + "/" + symlinkResponse.Result)
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if err != nil {
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t.Errorf("Readlink: %v", err)
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}
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if fi.Size() != int64(len(target)) {
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t.Errorf("Lstat reports that symbolic link %q's dentry size is %d, but this does not "+
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"match the length of the string returned by readlink, which is %d.",
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symlink, fi.Size(), len(target))
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}
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}
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// .gocryptfs.reverse.conf in the plaintext dir should be visible as
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// gocryptfs.conf
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func TestConfigMapping(t *testing.T) {
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c := dirB + "/gocryptfs.conf"
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if !test_helpers.VerifyExistence(c) {
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t.Errorf("%s missing", c)
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}
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data, err := ioutil.ReadFile(c)
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if err != nil {
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t.Fatal(err)
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}
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if len(data) == 0 {
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t.Errorf("empty file")
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}
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}
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// Check that the access() syscall works on virtual files
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func TestAccessVirtual(t *testing.T) {
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if plaintextnames {
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t.Skip("test makes no sense for plaintextnames")
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}
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var R_OK uint32 = 4
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var W_OK uint32 = 2
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var X_OK uint32 = 1
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fn := dirB + "/gocryptfs.diriv"
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err := syscall.Access(fn, R_OK)
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if err != nil {
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t.Errorf("%q should be readable, but got error: %v", fn, err)
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}
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err = syscall.Access(fn, W_OK)
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if err == nil {
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t.Errorf("should NOT be writeable")
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}
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err = syscall.Access(fn, X_OK)
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if err == nil {
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t.Errorf("should NOT be executable")
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}
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}
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// Opening a nonexistant file name should return ENOENT
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// and not EBADMSG or EIO or anything else.
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func TestEnoent(t *testing.T) {
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fn := dirB + "/TestEnoent"
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_, err := syscall.Open(fn, syscall.O_RDONLY, 0)
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if err != syscall.ENOENT {
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t.Errorf("want ENOENT, got: %v", err)
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}
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}
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