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// Tests and benchmarks performed with default settings only.
package defaults
import (
"bytes"
"os"
"os/exec"
"syscall"
"testing"
"github.com/rfjakob/gocryptfs/internal/ctlsock"
"github.com/rfjakob/gocryptfs/tests/test_helpers"
)
func TestMain(m *testing.M) {
test_helpers.ResetTmpDir(true)
test_helpers.MountOrExit(test_helpers.DefaultCipherDir, test_helpers.DefaultPlainDir, "-zerokey")
r := m.Run()
test_helpers.UnmountPanic(test_helpers.DefaultPlainDir)
os.Exit(r)
}
// Test that we get the right timestamp when extracting a tarball.
func Test1980Tar(t *testing.T) {
c := exec.Command("tar", "xzf", "1980.tar.gz", "-C", test_helpers.DefaultPlainDir)
c.Stderr = os.Stderr
c.Stdout = os.Stdout
err := c.Run()
if err != nil {
t.Fatal(err)
}
fi, err := os.Stat(test_helpers.DefaultPlainDir + "/1980.txt")
if err != nil {
t.Fatal(err)
}
m := fi.ModTime().Unix()
if m != 315619323 {
t.Errorf("Wrong mtime: %d", m)
}
}
func TestCtlSock(t *testing.T) {
cDir := test_helpers.InitFS(t)
pDir := cDir + ".mnt"
sock := cDir + ".sock"
test_helpers.MountOrFatal(t, cDir, pDir, "-ctlsock="+sock, "-extpass", "echo test")
defer test_helpers.UnmountPanic(pDir)
req := ctlsock.RequestStruct{
EncryptPath: "foobar",
}
response := test_helpers.QueryCtlSock(t, sock, req)
if response.Result == "" || response.ErrNo != 0 {
t.Errorf("got an error reply: %+v", response)
}
req.EncryptPath = "not-existing-dir/xyz"
response = test_helpers.QueryCtlSock(t, sock, req)
if response.ErrNo != int32(syscall.ENOENT) || response.Result != "" {
t.Errorf("incorrect error handling: %+v", response)
}
// Strange paths should not cause a crash
crashers := []string{"/foo", "foo/", "/foo/", ".", "/////", "/../../."}
for _, c := range crashers {
req.EncryptPath = c
// QueryCtlSock calls t.Fatal if it gets EOF when gocryptfs panics
test_helpers.QueryCtlSock(t, sock, req)
}
}
// In gocryptfs before v1.2, the file header was only read once for each
// open. But truncating a file to zero will generate a new random file ID.
// The sequence below caused an I/O error to be returned.
func TestOpenTruncateRead(t *testing.T) {
fn := test_helpers.DefaultPlainDir + "/TestTruncateWrite"
// First FD is used for write and trucate.
writeFd, err := os.Create(fn)
if err != nil {
t.Fatal(err)
}
abc := []byte("abc")
_, err = writeFd.WriteAt(abc, 0)
if err != nil {
t.Fatal(err)
}
// Second FD is just for reading.
readFd, err := os.Open(fn)
if err != nil {
t.Fatal(err)
}
content := make([]byte, 3)
_, err = readFd.ReadAt(content, 0)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(content, abc) {
t.Fatalf("wrong content: %s", string(content))
}
// Truncate to zero to generate a new file ID and write new content.
err = writeFd.Truncate(0)
if err != nil {
t.Fatal(err)
}
xyz := []byte("xyz")
_, err = writeFd.WriteAt(xyz, 0)
if err != nil {
t.Fatal(err)
}
// Try to read from the other FD.
_, err = readFd.ReadAt(content, 0)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(content, xyz) {
t.Fatalf("wrong content: %s", string(content))
}
}
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