mirror of
https://github.com/kovidgoyal/kitty.git
synced 2024-11-11 01:28:19 +03:00
264 lines
12 KiB
Python
264 lines
12 KiB
Python
#!/usr/bin/env python
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# License: GPLv3 Copyright: 2021, Kovid Goyal <kovid at kovidgoyal.net>
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import glob
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import json
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import os
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import shutil
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import subprocess
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import tempfile
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from contextlib import suppress
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from functools import lru_cache
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from kittens.ssh.utils import get_connection_data
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from kitty.constants import is_macos, kitten_exe, runtime_dir
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from kitty.fast_data_types import CURSOR_BEAM, shm_unlink
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from kitty.utils import SSHConnectionData
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from . import BaseTest
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from .shell_integration import bash_ok, basic_shell_env
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def files_in(path):
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for record in os.walk(path):
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for f in record[-1]:
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yield os.path.relpath(os.path.join(record[0], f), path)
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class SSHKitten(BaseTest):
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def test_basic_pty_operations(self):
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pty = self.create_pty('echo hello')
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pty.process_input_from_child()
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self.ae(pty.screen_contents(), 'hello')
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pty = self.create_pty(self.cmd_to_run_python_code('''\
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import array, fcntl, sys, termios
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buf = array.array('H', [0, 0, 0, 0])
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fcntl.ioctl(sys.stdout, termios.TIOCGWINSZ, buf)
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print(' '.join(map(str, buf)))'''), lines=13, cols=77)
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pty.process_input_from_child()
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self.ae(pty.screen_contents(), '13 77 770 260')
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def test_ssh_connection_data(self):
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def t(cmdline, binary='ssh', host='main', port=None, identity_file='', extra_args=()):
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if identity_file:
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identity_file = os.path.abspath(identity_file)
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en = set(f'{x[0]}' for x in extra_args)
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q = get_connection_data(cmdline.split(), extra_args=en)
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self.ae(q, SSHConnectionData(binary, host, port, identity_file, extra_args))
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t('ssh main')
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t('ssh un@ip -i ident -p34', host='un@ip', port=34, identity_file='ident')
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t('ssh un@ip -iident -p34', host='un@ip', port=34, identity_file='ident')
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t('ssh -p 33 main', port=33)
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t('ssh -p 34 ssh://un@ip:33/', host='un@ip', port=34)
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t('ssh --kitten=one -p 12 --kitten two -ix main', identity_file='x', port=12, extra_args=(('--kitten', 'one'), ('--kitten', 'two')))
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self.assertTrue(runtime_dir())
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@property
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@lru_cache()
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def all_possible_sh(self):
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python = 'python3' if shutil.which('python3') else 'python'
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return tuple(filter(shutil.which, ('dash', 'zsh', 'bash', 'posh', 'sh', python)))
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def test_ssh_copy(self):
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simple_data = 'rkjlhfwf9whoaa'
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def touch(p):
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with open(os.path.join(local_home, p), 'w') as f:
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f.write(simple_data)
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for sh in self.all_possible_sh:
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with self.subTest(sh=sh), tempfile.TemporaryDirectory() as remote_home, tempfile.TemporaryDirectory() as local_home:
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tuple(map(touch, 'simple-file g.1 g.2'.split()))
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os.makedirs(f'{local_home}/d1/d2/d3')
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touch('d1/d2/x')
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touch('d1/d2/w.exclude')
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os.mkdir(f'{local_home}/d1/r')
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touch('d1/r/noooo')
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os.symlink('d2/x', f'{local_home}/d1/y')
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os.symlink('simple-file', f'{local_home}/s1')
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os.symlink('simple-file', f'{local_home}/s2')
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conf = '''\
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copy simple-file
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copy s1
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copy --symlink-strategy=keep-path s2
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copy --dest=a/sfa simple-file
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copy --glob g.*
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copy --exclude **/w.* --exclude **/r d1
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'''
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self.check_bootstrap(
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sh, remote_home, test_script='env; exit 0', SHELL_INTEGRATION_VALUE='', conf=conf, home=local_home,
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)
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tname = '.terminfo'
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if os.path.exists('/usr/share/misc/terminfo.cdb'):
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tname += '.cdb'
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self.assertTrue(os.path.lexists(f'{remote_home}/{tname}/78'))
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self.assertTrue(os.path.exists(f'{remote_home}/{tname}/78/xterm-kitty'))
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self.assertTrue(os.path.exists(f'{remote_home}/{tname}/x/xterm-kitty'))
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for w in ('simple-file', 'a/sfa', 's2'):
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with open(os.path.join(remote_home, w), 'r') as f:
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self.ae(f.read(), simple_data)
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self.assertFalse(os.path.islink(f.name))
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self.assertTrue(os.path.lexists(f'{remote_home}/d1/y'))
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self.assertTrue(os.path.exists(f'{remote_home}/d1/y'))
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self.ae(os.readlink(f'{remote_home}/d1/y'), 'd2/x')
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self.ae(os.readlink(f'{remote_home}/s1'), 'simple-file')
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contents = set(files_in(remote_home))
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contents.discard('.zshrc') # added by check_bootstrap()
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# depending on platform one of these is a symlink and hence
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# isn't in contents
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contents.discard(f'{tname}/x/xterm-kitty')
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contents.discard(f'{tname}/78/xterm-kitty')
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self.ae(contents, {
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'g.1', 'g.2', f'{tname}/kitty.terminfo', 'simple-file', 'd1/d2/x', 'd1/y', 'a/sfa', 's1', 's2',
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'.local/share/kitty-ssh-kitten/kitty/version', '.local/share/kitty-ssh-kitten/kitty/bin/kitty',
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'.local/share/kitty-ssh-kitten/kitty/bin/kitten'
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})
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self.ae(len(glob.glob(f'{remote_home}/{tname}/*/xterm-kitty')), 2)
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def test_ssh_env_vars(self):
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tset = '$A-$(echo no)-`echo no2` !Q5 "something else"'
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for sh in self.all_possible_sh:
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with self.subTest(sh=sh), tempfile.TemporaryDirectory() as tdir:
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os.mkdir(os.path.join(tdir, 'cwd'))
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conf = f'''
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cwd $HOME/cwd
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env A=AAA
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env TSET={tset}
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env COLORTERM
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'''
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pty = self.check_bootstrap(
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sh, tdir, test_script='env; pwd; exit 0', SHELL_INTEGRATION_VALUE='', conf=conf
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)
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pty.wait_till(lambda: 'TSET={}'.format(tset.replace('$A', 'AAA')) in pty.screen_contents())
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self.assertNotIn('COLORTERM', pty.screen_contents())
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pty.wait_till(lambda: '/cwd' in pty.screen_contents())
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self.assertTrue(pty.is_echo_on())
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def test_ssh_bootstrap_with_different_launchers(self):
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for launcher in self.all_possible_sh:
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if 'python' in launcher:
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continue
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for sh in self.all_possible_sh:
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if sh == 'sh' or 'python' in sh:
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q = shutil.which(launcher)
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if q:
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with self.subTest(sh=sh, launcher=q), tempfile.TemporaryDirectory() as tdir:
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self.check_bootstrap(sh, tdir, test_script='env; exit 0', SHELL_INTEGRATION_VALUE='', launcher=q)
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def test_ssh_leading_data(self):
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script = 'echo "ld:$leading_data"; exit 0'
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for sh in self.all_possible_sh:
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if 'python' in sh:
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script = 'print("ld:" + leading_data.decode("ascii")); raise SystemExit(0);'
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with self.subTest(sh=sh), tempfile.TemporaryDirectory() as tdir:
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pty = self.check_bootstrap(
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sh, tdir, test_script=script,
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SHELL_INTEGRATION_VALUE='', pre_data='before_tarfile')
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self.ae(pty.screen_contents(), 'UNTAR_DONE\nld:before_tarfile')
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def test_ssh_login_shell_detection(self):
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methods = []
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if shutil.which('python') or shutil.which('python3') or shutil.which('python2'):
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methods.append('using_python')
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if is_macos:
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methods += ['using_id']
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else:
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if shutil.which('getent'):
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methods.append('using_getent')
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if os.access('/etc/passwd', os.R_OK):
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methods.append('using_passwd')
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self.assertTrue(methods)
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import pwd
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try:
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expected_login_shell = pwd.getpwuid(os.geteuid()).pw_shell
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except KeyError:
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self.skipTest('Skipping login shell detection as getpwuid() failed to read login shell')
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if os.path.basename(expected_login_shell) == 'nologin':
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self.skipTest('Skipping login shell detection as login shell is set to nologin')
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for m in methods:
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for sh in self.all_possible_sh:
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if 'python' in sh:
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continue
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with self.subTest(sh=sh, method=m), tempfile.TemporaryDirectory() as tdir:
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pty = self.check_bootstrap(sh, tdir, test_script=f'{m}; echo "$login_shell"; exit 0', SHELL_INTEGRATION_VALUE='')
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self.assertIn(expected_login_shell, pty.screen_contents())
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def test_ssh_shell_integration(self):
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ok_login_shell = ''
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for sh in self.all_possible_sh:
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for login_shell in {'fish', 'zsh', 'bash'} & set(self.all_possible_sh):
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if login_shell == 'bash' and not bash_ok():
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continue
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ok_login_shell = login_shell
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with self.subTest(sh=sh, login_shell=login_shell), tempfile.TemporaryDirectory() as tdir:
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pty = self.check_bootstrap(sh, tdir, login_shell)
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if login_shell == 'bash':
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pty.send_cmd_to_child('echo $HISTFILE')
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pty.wait_till(lambda: '/.bash_history' in pty.screen_contents())
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elif login_shell == 'zsh':
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pty.send_cmd_to_child('echo "login_shell=$ZSH_NAME"')
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pty.wait_till(lambda: 'login_shell=zsh' in pty.screen_contents())
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self.assertIn(b'\x1b]133;', pty.received_bytes)
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# check that turning off shell integration works
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if ok_login_shell in ('bash', 'zsh'):
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for val in ('', 'no-rc', 'enabled no-rc'):
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for sh in self.all_possible_sh:
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with tempfile.TemporaryDirectory() as tdir:
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pty = self.check_bootstrap(sh, tdir, ok_login_shell, val)
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num_lines = len(pty.screen_contents().splitlines())
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pty.send_cmd_to_child('echo "$TERM=fruity"')
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pty.wait_till(lambda: 'kitty=fruity' in pty.screen_contents(), timeout=30)
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pty.wait_till(lambda: len(pty.screen_contents().splitlines()) >= num_lines + 2)
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self.assertEqual(pty.screen.cursor.shape, 0)
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self.assertNotIn(b'\x1b]133;', pty.received_bytes)
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def check_bootstrap(self, sh, home_dir, login_shell='', SHELL_INTEGRATION_VALUE='enabled', test_script='', pre_data='', conf='', launcher='sh', home=''):
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if login_shell:
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conf += f'\nlogin_shell {login_shell}'
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if 'python' in sh:
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if test_script.startswith('env;'):
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test_script = f'os.execlp("sh", "sh", "-c", {test_script!r})'
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test_script = f'print("UNTAR_DONE", flush=True); {test_script}'
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else:
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test_script = f'echo "UNTAR_DONE"; {test_script}'
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conf += '\nshell_integration ' + (SHELL_INTEGRATION_VALUE or 'disabled')
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conf += '\ninterpreter ' + sh
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env = os.environ.copy()
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if home:
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env['HOME'] = home
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cp = subprocess.run([kitten_exe(), '__pytest__', 'ssh', test_script], env=env, stdout=subprocess.PIPE, input=conf.encode('utf-8'))
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self.assertEqual(cp.returncode, 0)
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self.rdata = json.loads(cp.stdout)
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del cp
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try:
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env = basic_shell_env(home_dir)
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# Avoid generating unneeded completion scripts
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os.makedirs(os.path.join(home_dir, '.local', 'share', 'fish', 'generated_completions'), exist_ok=True)
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# prevent newuser-install from running
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open(os.path.join(home_dir, '.zshrc'), 'w').close()
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pty = self.create_pty([launcher, '-c', ' '.join(self.rdata['cmd'])], cwd=home_dir, env=env)
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pty.turn_off_echo()
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if pre_data:
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pty.write_buf = pre_data.encode('utf-8')
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def check_untar_or_fail():
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q = pty.screen_contents()
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if 'bzip2' in q:
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raise ValueError('Untarring failed with screen contents:\n' + q)
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return 'UNTAR_DONE' in q
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pty.wait_till(check_untar_or_fail, timeout=30)
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self.assertTrue(os.path.exists(os.path.join(home_dir, '.terminfo/kitty.terminfo')))
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if SHELL_INTEGRATION_VALUE != 'enabled':
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pty.wait_till(lambda: len(pty.screen_contents().splitlines()) > 1, timeout=30)
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self.assertEqual(pty.screen.cursor.shape, 0)
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else:
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pty.wait_till(lambda: pty.screen.cursor.shape == CURSOR_BEAM, timeout=30)
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return pty
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finally:
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with suppress(FileNotFoundError):
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shm_unlink(self.rdata['shm_name'])
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