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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import os
import pty
import select
import subprocess
import sys
import time
import unittest
import http_server
from util import build_path, root_path, executable_suffix, green_ok, red_failed
PERMISSIONS_PROMPT_TEST_TS = "tools/complex_permissions_test.ts"
PROMPT_PATTERN = b'⚠️'
PERMISSION_DENIED_PATTERN = b'PermissionDenied: permission denied'
# This function is copied from:
# https://gist.github.com/hayd/4f46a68fc697ba8888a7b517a414583e
# https://stackoverflow.com/q/52954248/1240268
def tty_capture(cmd, bytes_input, timeout=5):
"""Capture the output of cmd with bytes_input to stdin,
with stdin, stdout and stderr as TTYs."""
mo, so = pty.openpty() # provide tty to enable line-buffering
me, se = pty.openpty()
mi, si = pty.openpty()
fdmap = {mo: 'stdout', me: 'stderr', mi: 'stdin'}
timeout_exact = time.time() + timeout
p = subprocess.Popen(
cmd, bufsize=1, stdin=si, stdout=so, stderr=se, close_fds=True)
os.write(mi, bytes_input)
select_timeout = .04 #seconds
res = {'stdout': b'', 'stderr': b''}
while True:
ready, _, _ = select.select([mo, me], [], [], select_timeout)
if ready:
for fd in ready:
data = os.read(fd, 512)
if not data:
break
res[fdmap[fd]] += data
elif p.poll() is not None or time.time(
) > timeout_exact: # select timed-out
break # p exited
for fd in [si, so, se, mi, mo, me]:
os.close(fd) # can't do it sooner: it leads to errno.EIO error
p.wait()
return p.returncode, res['stdout'], res['stderr']
class ComplexPermissionTestCase(unittest.TestCase):
def __init__(self, method_name, test_type, deno_exe):
super(ComplexPermissionTestCase, self).__init__(method_name)
self.test_type = test_type
self.deno_exe = deno_exe
def _run_deno(self, flags, args):
"Returns (return_code, stdout, stderr)."
cmd = ([self.deno_exe, "run", "--no-prompt"] + flags +
[PERMISSIONS_PROMPT_TEST_TS] + args)
return tty_capture(cmd, b'')
class TestReadWritePermissions(ComplexPermissionTestCase):
def test_inside_project_dir(self):
code, _stdout, stderr = self._run_deno(
["--allow-" + self.test_type + "=" + root_path],
[self.test_type, "package.json", "tests/subdir/config.json"])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
def test_outside_test_dir(self):
code, _stdout, stderr = self._run_deno([
"--allow-" + self.test_type + "=" + os.path.join(
root_path, "tests")
], [self.test_type, "package.json"])
assert code == 1
assert not PROMPT_PATTERN in stderr
assert PERMISSION_DENIED_PATTERN in stderr
def test_inside_test_dir(self):
code, _stdout, stderr = self._run_deno([
"--allow-" + self.test_type + "=" + os.path.join(
root_path, "tests")
], [self.test_type, "tests/subdir/config.json"])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
def test_outside_test_and_js_dir(self):
code, _stdout, stderr = self._run_deno([
"--allow-" + self.test_type + "=" + os.path.join(
root_path, "tests") + "," + os.path.join(root_path, "js")
], [self.test_type, "package.json"])
assert code == 1
assert not PROMPT_PATTERN in stderr
assert PERMISSION_DENIED_PATTERN in stderr
def test_inside_test_and_js_dir(self):
code, _stdout, stderr = self._run_deno([
"--allow-" + self.test_type + "=" + os.path.join(
root_path, "tests") + "," + os.path.join(root_path, "js")
], [self.test_type, "js/dir_test.ts", "tests/subdir/config.json"])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
def test_relative(self):
# Save and restore curdir
saved_curdir = os.getcwd()
os.chdir(root_path)
code, _stdout, stderr = self._run_deno(
["--allow-" + self.test_type + "=" + "./tests"],
[self.test_type, "tests/subdir/config.json"])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
os.chdir(saved_curdir)
def test_no_prefix(self):
# Save and restore curdir
saved_curdir = os.getcwd()
os.chdir(root_path)
code, _stdout, stderr = self._run_deno(
["--allow-" + self.test_type + "=" + "tests"],
[self.test_type, "tests/subdir/config.json"])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
os.chdir(saved_curdir)
class TestNetFetchPermissions(ComplexPermissionTestCase):
def test_allow_localhost_4545(self):
code, _stdout, stderr = self._run_deno(
["--allow-net=localhost:4545"],
[self.test_type, "http://localhost:4545"])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
def test_allow_deno_land(self):
code, _stdout, stderr = self._run_deno(
["--allow-net=deno.land"],
[self.test_type, "http://localhost:4545"])
assert code == 1
assert not PROMPT_PATTERN in stderr
assert PERMISSION_DENIED_PATTERN in stderr
def test_allow_localhost_4545_fail(self):
code, _stdout, stderr = self._run_deno(
["--allow-net=localhost:4545"],
[self.test_type, "http://localhost:4546"])
assert code == 1
assert not PROMPT_PATTERN in stderr
assert PERMISSION_DENIED_PATTERN in stderr
def test_allow_localhost(self):
code, _stdout, stderr = self._run_deno(["--allow-net=localhost"], [
self.test_type, "http://localhost:4545", "http://localhost:4546",
"http://localhost:4547"
])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
class TestNetDialPermissions(ComplexPermissionTestCase):
def test_allow_localhost_ip_4555(self):
code, _stdout, stderr = self._run_deno(
["--allow-net=127.0.0.1:4545"], [self.test_type, "127.0.0.1:4545"])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
def test_allow_deno_land(self):
code, _stdout, stderr = self._run_deno(
["--allow-net=deno.land"], [self.test_type, "127.0.0.1:4545"])
assert code == 1
assert not PROMPT_PATTERN in stderr
assert PERMISSION_DENIED_PATTERN in stderr
def test_allow_localhost_ip_4545_fail(self):
code, _stdout, stderr = self._run_deno(
["--allow-net=127.0.0.1:4545"], [self.test_type, "127.0.0.1:4546"])
assert code == 1
assert not PROMPT_PATTERN in stderr
assert PERMISSION_DENIED_PATTERN in stderr
def test_allow_localhost_ip(self):
code, _stdout, stderr = self._run_deno(["--allow-net=127.0.0.1"], [
self.test_type, "127.0.0.1:4545", "127.0.0.1:4546",
"127.0.0.1:4547"
])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
class TestNetListenPermissions(ComplexPermissionTestCase):
def test_allow_localhost_4555(self):
code, _stdout, stderr = self._run_deno(
["--allow-net=localhost:4555"], [self.test_type, "localhost:4555"])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
def test_allow_deno_land(self):
code, _stdout, stderr = self._run_deno(
["--allow-net=deno.land"], [self.test_type, "localhost:4545"])
assert code == 1
assert not PROMPT_PATTERN in stderr
assert PERMISSION_DENIED_PATTERN in stderr
def test_allow_localhost_4555_fail(self):
code, _stdout, stderr = self._run_deno(
["--allow-net=localhost:4555"], [self.test_type, "localhost:4556"])
assert code == 1
assert not PROMPT_PATTERN in stderr
assert PERMISSION_DENIED_PATTERN in stderr
def test_allow_localhost(self):
code, _stdout, stderr = self._run_deno(["--allow-net=localhost"], [
self.test_type, "localhost:4555", "localhost:4556",
"localhost:4557"
])
assert code == 0
assert not PROMPT_PATTERN in stderr
assert not PERMISSION_DENIED_PATTERN in stderr
def complex_permissions_test(deno_exe):
runner = unittest.TextTestRunner(verbosity=2)
loader = unittest.TestLoader()
tests = (
("read", TestReadWritePermissions),
("write", TestReadWritePermissions),
("net_fetch", TestNetFetchPermissions),
("net_dial", TestNetDialPermissions),
("net_listen", TestNetListenPermissions),
)
for (test_type, test_class) in tests:
print "Complex permissions tests for \"{}\"".format(test_type)
test_names = loader.getTestCaseNames(test_class)
suite = unittest.TestSuite()
for test_name in test_names:
suite.addTest(test_class(test_name, test_type, deno_exe))
result = runner.run(suite)
if not result.wasSuccessful():
sys.exit(1)
def main():
deno_exe = os.path.join(build_path(), "deno" + executable_suffix)
http_server.spawn()
complex_permissions_test(deno_exe)
if __name__ == "__main__":
main()
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