More permissions prompt options (#1926)

This commit is contained in:
andy finch 2019-03-18 16:46:23 -04:00 committed by Ryan Dahl
parent 59ac2063e0
commit 08a674bf91
5 changed files with 431 additions and 280 deletions

View file

@ -5,16 +5,22 @@ import os
import pty
import select
import subprocess
import sys
import time
from util import build_path, executable_suffix
from util import build_path, executable_suffix, green_ok, red_failed
PERMISSIONS_PROMPT_TEST_TS = "tools/permission_prompt_test.ts"
PROMPT_PATTERN = b'⚠️'
FIRST_CHECK_FAILED_PATTERN = b'First check failed'
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):
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
@ -22,21 +28,23 @@ def tty_capture(cmd, bytes_input):
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)
timeout = .04 # seconds
select_timeout = .04 #seconds
res = {'stdout': b'', 'stderr': b''}
while True:
ready, _, _ = select.select([mo, me], [], [], timeout)
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: # select timed-out
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
@ -44,181 +52,143 @@ def tty_capture(cmd, bytes_input):
return p.returncode, res['stdout'], res['stderr']
class Prompt(object):
def __init__(self, deno_exe):
self.deno_exe = deno_exe
# Wraps a test in debug printouts
# so we have visual indicator of what test failed
def wrap_test(test_name, test_method, *argv):
sys.stdout.write(test_name + " ... ")
try:
test_method(*argv)
print green_ok()
except AssertionError:
print red_failed()
raise
def run(self,
arg,
bytes_input,
allow_read=False,
allow_write=False,
allow_net=False,
allow_env=False,
allow_run=False,
no_prompt=False):
class Prompt(object):
def __init__(self, deno_exe, test_types):
self.deno_exe = deno_exe
self.test_types = test_types
def run(self, args, bytes_input):
"Returns (return_code, stdout, stderr)."
cmd = [self.deno_exe, PERMISSIONS_PROMPT_TEST_TS, arg]
if allow_read:
cmd.append("--allow-read")
if allow_write:
cmd.append("--allow-write")
if allow_net:
cmd.append("--allow-net")
if allow_env:
cmd.append("--allow-env")
if allow_run:
cmd.append("--allow-run")
if no_prompt:
cmd.append("--no-prompt")
cmd = [self.deno_exe, PERMISSIONS_PROMPT_TEST_TS] + args
return tty_capture(cmd, bytes_input)
def warm_up(self):
# ignore the ts compiling message
self.run('needsWrite', b'', allow_write=True)
self.run('needsWrite', b'', ["--allow-write"])
def test_read_yes(self):
code, stdout, stderr = self.run('needsRead', b'y\n')
def test(self):
for test_type in self.test_types:
test_name_base = "test_" + test_type
wrap_test(test_name_base + "_allow_flag", self.test_allow_flag,
test_type)
wrap_test(test_name_base + "_yes_yes", self.test_yes_yes,
test_type)
wrap_test(test_name_base + "_yes_no", self.test_yes_no, test_type)
wrap_test(test_name_base + "_no_no", self.test_no_no, test_type)
wrap_test(test_name_base + "_no_yes", self.test_no_yes, test_type)
wrap_test(test_name_base + "_allow", self.test_allow, test_type)
wrap_test(test_name_base + "_deny", self.test_deny, test_type)
wrap_test(test_name_base + "_unrecognized_option",
self.test_unrecognized_option, test_type)
wrap_test(test_name_base + "_no_prompt", self.test_no_prompt,
test_type)
wrap_test(test_name_base + "_no_prompt_allow",
self.test_no_prompt_allow, test_type)
def test_allow_flag(self, test_type):
code, stdout, stderr = self.run(
["needs" + test_type.capitalize(), "--allow-" + test_type], b'')
assert code == 0
assert stdout == b''
assert b'⚠️ Deno requests read access' in stderr
assert not PROMPT_PATTERN in stderr
assert not FIRST_CHECK_FAILED_PATTERN in stdout
assert not PERMISSION_DENIED_PATTERN in stderr
def test_read_arg(self):
code, stdout, stderr = self.run('needsRead', b'', allow_read=True)
def test_yes_yes(self, test_type):
code, stdout, stderr = self.run(["needs" + test_type.capitalize()],
b'y\ny\n')
assert code == 0
assert stdout == b''
assert stderr == b''
assert PROMPT_PATTERN in stderr
assert not FIRST_CHECK_FAILED_PATTERN in stdout
assert not PERMISSION_DENIED_PATTERN in stderr
def test_read_no(self):
code, _stdout, stderr = self.run('needsRead', b'N\n')
def test_yes_no(self, test_type):
code, stdout, stderr = self.run(["needs" + test_type.capitalize()],
b'y\nn\n')
assert code == 1
assert b'PermissionDenied: permission denied' in stderr
assert b'⚠️ Deno requests read access' in stderr
assert PROMPT_PATTERN in stderr
assert not FIRST_CHECK_FAILED_PATTERN in stdout
assert PERMISSION_DENIED_PATTERN in stderr
def test_read_no_prompt(self):
code, _stdout, stderr = self.run('needsRead', b'', no_prompt=True)
def test_no_no(self, test_type):
code, stdout, stderr = self.run(["needs" + test_type.capitalize()],
b'n\nn\n')
assert code == 1
assert b'PermissionDenied: permission denied' in stderr
assert PROMPT_PATTERN in stderr
assert FIRST_CHECK_FAILED_PATTERN in stdout
assert PERMISSION_DENIED_PATTERN in stderr
def test_write_yes(self):
code, stdout, stderr = self.run('needsWrite', b'y\n')
def test_no_yes(self, test_type):
code, stdout, stderr = self.run(["needs" + test_type.capitalize()],
b'n\ny\n')
assert code == 0
assert stdout == b''
assert b'⚠️ Deno requests write access' in stderr
def test_write_arg(self):
code, stdout, stderr = self.run('needsWrite', b'', allow_write=True)
assert PROMPT_PATTERN in stderr
assert FIRST_CHECK_FAILED_PATTERN in stdout
assert not PERMISSION_DENIED_PATTERN in stderr
def test_allow(self, test_type):
code, stdout, stderr = self.run(["needs" + test_type.capitalize()],
b'a\n')
assert code == 0
assert stdout == b''
assert stderr == b''
assert PROMPT_PATTERN in stderr
assert not FIRST_CHECK_FAILED_PATTERN in stdout
assert not PERMISSION_DENIED_PATTERN in stderr
def test_write_no(self):
code, _stdout, stderr = self.run('needsWrite', b'N\n')
def test_deny(self, test_type):
code, stdout, stderr = self.run(["needs" + test_type.capitalize()],
b'd\n')
assert code == 1
assert b'PermissionDenied: permission denied' in stderr
assert b'⚠️ Deno requests write access' in stderr
assert PROMPT_PATTERN in stderr
assert FIRST_CHECK_FAILED_PATTERN in stdout
assert PERMISSION_DENIED_PATTERN in stderr
def test_write_no_prompt(self):
code, _stdout, stderr = self.run('needsWrite', b'', no_prompt=True)
assert code == 1
assert b'PermissionDenied: permission denied' in stderr
def test_env_yes(self):
code, stdout, stderr = self.run('needsEnv', b'y\n')
def test_unrecognized_option(self, test_type):
code, stdout, stderr = self.run(["needs" + test_type.capitalize()],
b'e\na\n')
assert code == 0
assert stdout == b''
assert b'⚠️ Deno requests access to environment' in stderr
assert PROMPT_PATTERN in stderr
assert not FIRST_CHECK_FAILED_PATTERN in stdout
assert not PERMISSION_DENIED_PATTERN in stderr
assert b'Unrecognized option' in stderr
def test_env_arg(self):
code, stdout, stderr = self.run('needsEnv', b'', allow_env=True)
def test_no_prompt(self, test_type):
code, stdout, stderr = self.run(
["needs" + test_type.capitalize(), "--no-prompt"], b'')
assert code == 1
assert not PROMPT_PATTERN in stderr
assert FIRST_CHECK_FAILED_PATTERN in stdout
assert PERMISSION_DENIED_PATTERN in stderr
def test_no_prompt_allow(self, test_type):
code, stdout, stderr = self.run([
"needs" + test_type.capitalize(), "--no-prompt",
"--allow-" + test_type
], b'')
assert code == 0
assert stdout == b''
assert stderr == b''
def test_env_no(self):
code, _stdout, stderr = self.run('needsEnv', b'N\n')
assert code == 1
assert b'PermissionDenied: permission denied' in stderr
assert b'⚠️ Deno requests access to environment' in stderr
def test_env_no_prompt(self):
code, _stdout, stderr = self.run('needsEnv', b'', no_prompt=True)
assert code == 1
assert b'PermissionDenied: permission denied' in stderr
def test_net_yes(self):
code, stdout, stderr = self.run('needsEnv', b'y\n')
assert code == 0
assert stdout == b''
assert b'⚠️ Deno requests access to environment' in stderr
def test_net_arg(self):
code, stdout, stderr = self.run('needsNet', b'', allow_net=True)
assert code == 0
assert stdout == b''
assert stderr == b''
def test_net_no(self):
code, _stdout, stderr = self.run('needsNet', b'N\n')
assert code == 1
assert b'PermissionDenied: permission denied' in stderr
assert b'⚠️ Deno requests network access' in stderr
def test_net_no_prompt(self):
code, _stdout, stderr = self.run('needsNet', b'', no_prompt=True)
assert code == 1
assert b'PermissionDenied: permission denied' in stderr
def test_run_yes(self):
code, stdout, stderr = self.run('needsRun', b'y\n')
assert code == 0
assert stdout == b'hello'
assert b'⚠️ Deno requests access to run' in stderr
def test_run_arg(self):
code, stdout, stderr = self.run('needsRun', b'', allow_run=True)
assert code == 0
assert stdout == b'hello'
assert stderr == b''
def test_run_no(self):
code, _stdout, stderr = self.run('needsRun', b'N\n')
assert code == 1
assert b'PermissionDenied: permission denied' in stderr
assert b'⚠️ Deno requests access to run' in stderr
def test_run_no_prompt(self):
code, _stdout, stderr = self.run('needsRun', b'', no_prompt=True)
assert code == 1
assert b'PermissionDenied: permission denied' in stderr
assert not PROMPT_PATTERN in stderr
assert not FIRST_CHECK_FAILED_PATTERN in stdout
assert not PERMISSION_DENIED_PATTERN in stderr
def permission_prompt_test(deno_exe):
p = Prompt(deno_exe)
p.warm_up()
p.test_read_yes()
p.test_read_arg()
p.test_read_no()
p.test_read_no_prompt()
p.test_write_yes()
p.test_write_arg()
p.test_write_no()
p.test_write_no_prompt()
p.test_env_yes()
p.test_env_arg()
p.test_env_no()
p.test_env_no_prompt()
p.test_net_yes()
p.test_net_arg()
p.test_net_no()
p.test_net_no_prompt()
p.test_run_yes()
p.test_run_arg()
p.test_run_no()
p.test_run_no_prompt()
p = Prompt(deno_exe, ["read", "write", "env", "net", "run"])
p.test()
def main():
print "Permissions prompt tests"
deno_exe = os.path.join(build_path(), "deno" + executable_suffix)
permission_prompt_test(deno_exe)