nixpkgs/nixos/tests/fscrypt.nix

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import ./make-test-python.nix ({ ... }:
{
name = "fscrypt";
nodes.machine = { pkgs, ... }: {
imports = [ ./common/user-account.nix ];
security.pam.enableFscrypt = true;
};
testScript = ''
def login_as_alice():
machine.wait_until_tty_matches("1", "login: ")
machine.send_chars("alice\n")
machine.wait_until_tty_matches("1", "Password: ")
machine.send_chars("foobar\n")
machine.wait_until_tty_matches("1", "alice\@machine")
def logout():
machine.send_chars("logout\n")
machine.wait_until_tty_matches("1", "login: ")
machine.wait_for_unit("default.target")
with subtest("Enable fscrypt on filesystem"):
machine.succeed("tune2fs -O encrypt /dev/vda")
machine.succeed("fscrypt setup --quiet --force --time=1ms")
with subtest("Set up alice with an fscrypt-enabled home directory"):
machine.succeed("(echo foobar; echo foobar) | passwd alice")
machine.succeed("chown -R alice.users ~alice")
machine.succeed("echo foobar | fscrypt encrypt --skip-unlock --source=pam_passphrase --user=alice /home/alice")
with subtest("Create file as alice"):
login_as_alice()
machine.succeed("echo hello > /home/alice/world")
logout()
# Wait for logout to be processed
machine.sleep(1)
with subtest("File should not be readable without being logged in as alice"):
machine.fail("cat /home/alice/world")
with subtest("File should be readable again as alice"):
login_as_alice()
machine.succeed("cat /home/alice/world")
logout()
'';
})