libgocryptfs/integration_tests/example_filesystems_test.go
Jakob Unterwurzacher 1caa925868 Increase GCM IV size from 96 to 128 bits
This pushes back the birthday bound for collisions to make it virtually
irrelevant.
2015-12-19 15:02:29 +01:00

162 lines
4.1 KiB
Go

package integration_tests
// Mount example filesystems and check that the file "status.txt" is there
import (
"io/ioutil"
"os"
"path/filepath"
"testing"
)
const statusTxtContent = "It works!\n"
// checkStatusTxt - read file "filename" and verify that it contains
// "It works!\n"
func checkExampleFS(t *testing.T, dir string) {
// Read regular file
statusFile := filepath.Join(dir, "status.txt")
contentBytes, err := ioutil.ReadFile(statusFile)
if err != nil {
t.Fatal(err)
}
content := string(contentBytes)
if content != statusTxtContent {
t.Errorf("Unexpected content: %s\n", content)
}
// Read relative symlink
symlink := filepath.Join(dir, "rel")
target, err := os.Readlink(symlink)
if err != nil {
t.Fatal(err)
}
if target != "status.txt" {
t.Errorf("Unexpected link target: %s\n", target)
}
// Read absolute symlink
symlink = filepath.Join(dir, "abs")
target, err = os.Readlink(symlink)
if err != nil {
t.Fatal(err)
}
if target != "/a/b/c/d" {
t.Errorf("Unexpected link target: %s\n", target)
}
// Test directory operations
testRename(t, dir)
testMkdirRmdir(t, dir)
}
// Test example_filesystems/v0.4
// with password mount and -masterkey mount
func TestExampleFSv04(t *testing.T) {
pDir := tmpDir + "TestExampleFsV04/"
cDir := "example_filesystems/v0.4"
err := os.Mkdir(pDir, 0777)
if err != nil {
t.Fatal(err)
}
mount(cDir, pDir, "-extpass", "echo test")
checkExampleFS(t, pDir)
unmount(pDir)
mount(cDir, pDir, "-masterkey", "74676e34-0b47c145-00dac61a-17a92316-"+
"bb57044c-e205b71f-65f4fdca-7cabd4b3", "-diriv=false", "-emenames=false", "-gcmiv128=false")
checkExampleFS(t, pDir)
unmount(pDir)
err = os.Remove(pDir)
if err != nil {
t.Error(err)
}
}
// Test example_filesystems/v0.5
// with password mount and -masterkey mount
func TestExampleFSv05(t *testing.T) {
pDir := tmpDir + "TestExampleFsV05/"
cDir := "example_filesystems/v0.5"
err := os.Mkdir(pDir, 0777)
if err != nil {
t.Fatal(err)
}
mount(cDir, pDir, "-extpass", "echo test")
checkExampleFS(t, pDir)
unmount(pDir)
mount(cDir, pDir, "-masterkey", "199eae55-36bff4af-83b9a3a2-4fa16f65-"+
"1549ccdb-2d08d1f0-b1b26965-1b61f896", "-emenames=false", "-gcmiv128=false")
checkExampleFS(t, pDir)
unmount(pDir)
err = os.Remove(pDir)
if err != nil {
t.Error(err)
}
}
// Test example_filesystems/v0.6
// with password mount and -masterkey mount
func TestExampleFSv06(t *testing.T) {
pDir := tmpDir + "TestExampleFsV06/"
cDir := "example_filesystems/v0.6"
err := os.Mkdir(pDir, 0777)
if err != nil {
t.Fatal(err)
}
mount(cDir, pDir, "-extpass", "echo test")
checkExampleFS(t, pDir)
unmount(pDir)
mount(cDir, pDir, "-masterkey", "7bc8deb0-5fc894ef-a093da43-61561a81-"+
"0e8dee83-fdc056a4-937c37dd-9df5c520", "-gcmiv128=false")
checkExampleFS(t, pDir)
unmount(pDir)
err = os.Remove(pDir)
if err != nil {
t.Error(err)
}
}
// Test example_filesystems/v0.6-plaintextnames
// with password mount and -masterkey mount
// v0.6 changed the file name handling a lot, hence the explicit test case for
// plaintextnames.
func TestExampleFSv06PlaintextNames(t *testing.T) {
pDir := tmpDir + "TestExampleFsV06PlaintextNames/"
cDir := "example_filesystems/v0.6-plaintextnames"
err := os.Mkdir(pDir, 0777)
if err != nil {
t.Fatal(err)
}
mount(cDir, pDir, "-extpass", "echo test")
checkExampleFS(t, pDir)
unmount(pDir)
mount(cDir, pDir, "-masterkey", "f4690202-595e4593-64c4f7e0-4dddd7d1-"+
"303147f9-0ca8aea2-966341a7-52ea8ae9", "-plaintextnames", "-gcmiv128=false")
checkExampleFS(t, pDir)
unmount(pDir)
err = os.Remove(pDir)
if err != nil {
t.Error(err)
}
}
// Test example_filesystems/v0.7
// with password mount and -masterkey mount
// v0.7 adds 128 bit GCM IVs
func TestExampleFSv07(t *testing.T) {
pDir := tmpDir + "TestExampleFsV07/"
cDir := "example_filesystems/v0.7"
err := os.Mkdir(pDir, 0777)
if err != nil {
t.Fatal(err)
}
mount(cDir, pDir, "-extpass", "echo test")
checkExampleFS(t, pDir)
unmount(pDir)
mount(cDir, pDir, "-masterkey", "bee8d0c5-74ec49ff-24b8793d-91d488a9-"+
"6117c58b-357eafaa-162ce3cf-8a061a28")
checkExampleFS(t, pDir)
unmount(pDir)
err = os.Remove(pDir)
if err != nil {
t.Error(err)
}
}