From 9bc039a4bac6b51d9ebe116de5c311e90343a088 Mon Sep 17 00:00:00 2001
From: Jakob Unterwurzacher
Date: Thu, 22 Mar 2018 00:02:10 +0100
Subject: Add `-masterkey=stdin` functionality

https://github.com/rfjakob/gocryptfs/issues/218
---
 .../example_filesystems_test.go                    | 33 ++++++++++++++++++++++
 1 file changed, 33 insertions(+)

(limited to 'tests')

diff --git a/tests/example_filesystems/example_filesystems_test.go b/tests/example_filesystems/example_filesystems_test.go
index 5979bdc..4f29f8d 100644
--- a/tests/example_filesystems/example_filesystems_test.go
+++ b/tests/example_filesystems/example_filesystems_test.go
@@ -10,6 +10,7 @@ import (
 	"flag"
 	"fmt"
 	"os"
+	"os/exec"
 	"syscall"
 	"testing"
 
@@ -252,6 +253,38 @@ func TestExampleFSv13(t *testing.T) {
 	test_helpers.UnmountPanic(pDir)
 }
 
+// Check that the masterkey=stdin cli option works.
+func TestExampleFSv13MasterkeyStdin(t *testing.T) {
+	cDir := "v1.3"
+	pDir := test_helpers.TmpDir + "/TestExampleFSv13MasterkeyStdin.mnt"
+	err := os.Mkdir(pDir, 0777)
+	if err != nil {
+		t.Fatal(err)
+	}
+	args := []string{"-q", "-masterkey=stdin", opensslOpt, cDir, pDir}
+	cmd := exec.Command(test_helpers.GocryptfsBinary, args...)
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	p, err := cmd.StdinPipe()
+	if err != nil {
+		t.Fatal(err)
+	}
+	err = cmd.Start()
+	if err != nil {
+		t.Error(err)
+	}
+	// Write masterkey to stdin
+	p.Write([]byte("fd890dab-86bf61cf-ec5ad460-ad3ed01f-9c52d546-2a31783d-a56b088d-3d05232e"))
+	p.Close()
+	err = cmd.Wait()
+	if err != nil {
+		t.Error(err)
+	}
+	// Check that the fs decrypts ok & unmount
+	checkExampleFSLongnames(t, pDir)
+	test_helpers.UnmountPanic(pDir)
+}
+
 // gocryptfs v1.3 introduced HKDF.
 // We check the md5 sum of the encrypted version of a file to make sure we don't
 // accidentially change the ciphertext generation.
-- 
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