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[tor-commits] [nyx/master] Move chroot out of starter
commit ee4a3205d8d9c3001b43cf802cbba2f6c5fdb714
Author: Damian Johnson <atagar@xxxxxxxxxxxxxx>
Date: Fri Sep 8 03:43:27 2017 -0700
Move chroot out of starter
There's a few things to consult to determine our chroot so making this a
helper rather than part of the starter.
---
nyx/__init__.py | 37 +++++++++++++++++++++++++++++++++----
nyx/panel/header.py | 8 ++++----
nyx/starter.py | 28 +---------------------------
test/__init__.py | 34 ++++++++++++++++++++++++++++------
4 files changed, 66 insertions(+), 41 deletions(-)
diff --git a/nyx/__init__.py b/nyx/__init__.py
index 2239956..c5736c1 100644
--- a/nyx/__init__.py
+++ b/nyx/__init__.py
@@ -14,6 +14,7 @@ Tor curses monitoring application.
input_prompt - prompts the user for text input
init_controller - initializes our connection to tor
expand_path - expands path with respect to our chroot
+ chroot - provides the chroot path we reside within
join - joins a series of strings up to a set length
Cache - application cache
@@ -44,6 +45,7 @@ Tor curses monitoring application.
import contextlib
import distutils.spawn
import os
+import platform
import sqlite3
import sys
import threading
@@ -99,6 +101,7 @@ CONFIG = stem.util.conf.config_dict('nyx', {
NYX_INTERFACE = None
TOR_CONTROLLER = None
CACHE = None
+CHROOT = None
BASE_DIR = os.path.sep.join(__file__.split(os.path.sep)[:-1])
# technically can change but we use this query a *lot* so needs to be cached
@@ -294,8 +297,7 @@ def data_directory(filename, config):
return os.path.join(data_dir, filename)
-@uses_settings
-def expand_path(path, config):
+def expand_path(path):
"""
Expands relative paths and include our chroot if one was set.
@@ -308,14 +310,41 @@ def expand_path(path, config):
return None
try:
- chroot = config.get('tor_chroot', '')
tor_cwd = stem.util.system.cwd(tor_controller().get_pid(None))
- return chroot + stem.util.system.expand_path(path, tor_cwd)
+ return chroot() + stem.util.system.expand_path(path, tor_cwd)
except IOError as exc:
stem.util.log.info('Unable to expand a relative path (%s): %s' % (path, exc))
return path
+@uses_settings
+def chroot(config):
+ global CHROOT
+
+ if CHROOT is None:
+ # If the user provided us with a chroot then validate and normalize the
+ # path.
+
+ chroot = config.get('tor_chroot', '').strip().rstrip(os.path.sep)
+
+ if chroot and not os.path.exists(chroot):
+ stem.util.log.notice("The chroot path set in your config (%s) doesn't exist." % chroot)
+ chroot = ''
+
+ if not chroot and platform.system() == 'FreeBSD':
+ controller = tor_controller()
+ pid = controller.get_pid(None) if controller else stem.util.system.pid_by_name('tor')
+ jail_chroot = stem.util.system.bsd_jail_path(pid) if pid else None
+
+ if jail_chroot and os.path.exists(jail_chroot):
+ stem.util.log.info('Adjusting paths to account for Tor running in a FreeBSD jail at: %s' % jail_chroot)
+ chroot = jail_chroot
+
+ CHROOT = chroot
+
+ return CHROOT
+
+
def join(entries, joiner = ' ', size = None):
"""
Joins a series of strings similar to str.join(), but only up to a given size.
diff --git a/nyx/panel/header.py b/nyx/panel/header.py
index cf11b67..b1cbfbf 100644
--- a/nyx/panel/header.py
+++ b/nyx/panel/header.py
@@ -16,13 +16,14 @@ import stem.util.proc
import stem.util.str_tools
import stem.util.system
+import nyx
import nyx.curses
import nyx.panel
import nyx.popups
import nyx.tracker
from stem.util import conf, log
-from nyx import nyx_interface, tor_controller, input_prompt
+from nyx import nyx_interface, tor_controller
from nyx.curses import RED, GREEN, YELLOW, CYAN, WHITE, BOLD, HIGHLIGHT
@@ -33,7 +34,6 @@ UPDATE_RATE = 5 # rate in seconds at which we refresh
CONFIG = conf.config_dict('nyx', {
'attr.flag_colors': {},
'attr.version_status_colors': {},
- 'tor_chroot': '',
})
@@ -129,9 +129,9 @@ class HeaderPanel(nyx.panel.DaemonPanel):
try:
try:
- controller.reconnect(chroot_path = CONFIG['tor_chroot'])
+ controller.reconnect(chroot_path = nyx.chroot())
except stem.connection.MissingPassword:
- password = input_prompt('Controller Password: ')
+ password = nyx.input_prompt('Controller Password: ')
if password:
controller.authenticate(password)
diff --git a/nyx/starter.py b/nyx/starter.py
index 88cf9f5..22e985e 100644
--- a/nyx/starter.py
+++ b/nyx/starter.py
@@ -69,7 +69,7 @@ def main(config):
control_port = args.control_port,
control_socket = args.control_socket,
password_prompt = True,
- chroot_path = config.get('tor_chroot', ''),
+ chroot_path = nyx.chroot(),
)
if controller is None:
@@ -78,7 +78,6 @@ def main(config):
_warn_if_root(controller)
_warn_if_unable_to_get_pid(controller)
_warn_about_unused_config_keys()
- _setup_freebsd_chroot(controller)
_use_english_subcommands()
_use_no_esc_delay()
_use_unicode()
@@ -143,17 +142,6 @@ def _load_user_nyxrc(path, config):
if os.path.exists(path):
try:
config.load(path)
-
- # If the user provided us with a chroot then validate and normalize the
- # path.
-
- chroot = config.get('tor_chroot', '').strip().rstrip(os.path.sep)
-
- if chroot and not os.path.exists(chroot):
- stem.util.log.notice("The chroot path set in your config (%s) doesn't exist." % chroot)
- config.set('tor_chroot', '')
- else:
- config.set('tor_chroot', chroot) # use the normalized path
except IOError as exc:
stem.util.log.warn('Failed to load configuration (using defaults): "%s"' % exc.strerror)
else:
@@ -194,20 +182,6 @@ def _warn_about_unused_config_keys(config):
stem.util.log.notice('Unused configuration entry: %s' % key)
-@uses_settings
-def _setup_freebsd_chroot(controller, config):
- """
- If we're running under FreeBSD then check the system for a chroot path.
- """
-
- if not config.get('tor_chroot', None) and platform.system() == 'FreeBSD':
- jail_chroot = stem.util.system.bsd_jail_path(controller.get_pid(0))
-
- if jail_chroot and os.path.exists(jail_chroot):
- stem.util.log.info('Adjusting paths to account for Tor running in a FreeBSD jail at: %s' % jail_chroot)
- config.set('tor_chroot', jail_chroot)
-
-
def _use_english_subcommands():
"""
Make subcommands we run (ps, netstat, etc) provide us with English results.
diff --git a/test/__init__.py b/test/__init__.py
index 6e3ade3..4a998f0 100644
--- a/test/__init__.py
+++ b/test/__init__.py
@@ -9,7 +9,7 @@ import unittest
import nyx.curses
-from nyx import expand_path, join, uses_settings
+from nyx import expand_path, chroot, join, uses_settings
from mock import patch, Mock
__all__ = [
@@ -107,18 +107,40 @@ def render(func, *args, **kwargs):
class TestBaseUtil(unittest.TestCase):
- @patch('nyx.tor_controller')
+ def setUp(self):
+ nyx.CHROOT = None
+
+ def tearDown(self):
+ nyx.CHROOT = None
+
+ @patch('nyx.chroot', Mock(return_value = ''))
+ @patch('nyx.tor_controller', Mock())
@patch('stem.util.system.cwd', Mock(return_value = '/your_cwd'))
- @uses_settings
- def test_expand_path(self, tor_controller_mock, config):
- tor_controller_mock().get_pid.return_value = 12345
+ def test_expand_path(self):
self.assertEqual('/absolute/path/to/torrc', expand_path('/absolute/path/to/torrc'))
self.assertEqual('/your_cwd/torrc', expand_path('torrc'))
- config.set('tor_chroot', '/chroot')
+ @patch('nyx.chroot', Mock(return_value = '/chroot'))
+ @patch('nyx.tor_controller', Mock())
+ @patch('stem.util.system.cwd', Mock(return_value = '/your_cwd'))
+ def test_expand_path_with_chroot(self):
self.assertEqual('/chroot/absolute/path/to/torrc', expand_path('/absolute/path/to/torrc'))
self.assertEqual('/chroot/your_cwd/torrc', expand_path('torrc'))
+ @patch('platform.system', Mock(return_value = 'Linux'))
+ @patch('os.path.exists', Mock(return_value = True))
+ @uses_settings
+ def test_chroot_uses_config(self, config):
+ config.set('tor_chroot', '/chroot/path')
+ self.assertEqual('/chroot/path', chroot())
+ config.set('tor_chroot', None)
+
+ @patch('platform.system', Mock(return_value = 'Linux'))
+ @patch('os.path.exists', Mock(return_value = False))
+ @uses_settings
+ def test_chroot_requires_path_to_exist(self, config):
+ config.set('tor_chroot', '/chroot/path')
+ self.assertEqual('', chroot())
config.set('tor_chroot', None)
def test_join(self):
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