test: separate app and sandbox

Signed-off-by: Ophestra <cat@gensokyo.uk>

1 files changed, 71 insertions, 0 deletions

diff --git a/test/sandbox/test.py b/test/sandbox/test.py
new file mode 100644
index 00000000..4bd7d20a
--- /dev/null
+++ b/test/sandbox/test.py
@@ -0,0 +1,71 @@
+import json
+import shlex
+
+q = shlex.quote
+
+
+def swaymsg(command: str = "", succeed=True, type="command"):
+    assert command != "" or type != "command", "Must specify command or type"
+    shell = q(f"swaymsg -t {q(type)} -- {q(command)}")
+    with machine.nested(
+            f"sending swaymsg {shell!r}" + " (allowed to fail)" * (not succeed)
+    ):
+        ret = (machine.succeed if succeed else machine.execute)(
+            f"su - alice -c {shell}"
+        )
+
+    # execute also returns a status code, but disregard.
+    if not succeed:
+        _, ret = ret
+
+    if not succeed and not ret:
+        return None
+
+    parsed = json.loads(ret)
+    return parsed
+
+
+start_all()
+machine.wait_for_unit("multi-user.target")
+
+# To check fortify's version:
+print(machine.succeed("sudo -u alice -i fortify version"))
+
+# Wait for Sway to complete startup:
+machine.wait_for_file("/run/user/1000/wayland-1")
+machine.wait_for_file("/tmp/sway-ipc.sock")
+
+# Check seccomp outcome:
+swaymsg("exec fortify run cat")
+pid = int(machine.wait_until_succeeds("pgrep -U 1000000 -x cat", timeout=5))
+print(machine.succeed(f"fortify-test filter {pid} c698b081ff957afe17a6d94374537d37f2a63f6f9dd75da7546542407a9e32476ebda3312ba7785d7f618542bcfaf27ca27dcc2dddba852069d28bcfe8cad39a &>/dev/stdout", timeout=5))
+machine.succeed(f"kill -TERM {pid}")
+
+# Verify capabilities/securebits in user namespace:
+print(machine.succeed("sudo -u alice -i fortify run capsh --print"))
+print(machine.succeed("sudo -u alice -i fortify run capsh --has-no-new-privs"))
+print(machine.fail("sudo -u alice -i fortify run capsh --has-a=CAP_SYS_ADMIN"))
+print(machine.fail("sudo -u alice -i fortify run capsh --has-b=CAP_SYS_ADMIN"))
+print(machine.fail("sudo -u alice -i fortify run capsh --has-i=CAP_SYS_ADMIN"))
+print(machine.fail("sudo -u alice -i fortify run capsh --has-p=CAP_SYS_ADMIN"))
+print(machine.fail("sudo -u alice -i fortify run umount -R /dev"))
+
+# Check sandbox outcome:
+check_offset = 0
+def check_sandbox(name):
+    global check_offset
+    check_offset += 1
+    swaymsg(f"exec script /dev/null -E always -qec check-sandbox-{name}")
+    machine.wait_for_file(f"/tmp/fortify.1000/tmpdir/{check_offset}/sandbox-ok", timeout=15)
+
+
+check_sandbox("preset")
+check_sandbox("tty")
+check_sandbox("mapuid")
+
+# Exit Sway and verify process exit status 0:
+swaymsg("exit", succeed=False)
+machine.wait_for_file("/tmp/sway-exit-ok")
+
+# Print fortify runDir contents:
+print(machine.succeed("find /run/user/1000/fortify"))