+ added optimization check

* fixed stats table
* added main docs file (WIP)

onionr/onionr.py

@@ -27,8 +27,14 @@ ONIONR_VERSION_TUPLE = tuple(ONIONR_VERSION.split('.')) # (MAJOR, MINOR, VERSION
 API_VERSION = '0' # increments of 1; only change when something fundamental about how the API works changes. This way other nodes know how to communicate without learning too much information about you.
 MIN_PY_VERSION = 6
 if sys.version_info[0] == 2 or sys.version_info[1] < MIN_PY_VERSION:
-    sys.stderr.write('Error, Onionr requires Python 3.%s+' % (MIN_PY_VERSION,))
+    sys.stderr.write('Error, Onionr requires Python 3.%s+\n' % (MIN_PY_VERSION,))
     sys.exit(1)
+
+from utils import detectoptimization
+if detectoptimization.detect_optimization():
+    sys.stderr.write('Error, Onionr cannot be run in optimized mode\n')
+    sys.exit(1)
+
 import os, base64, random, shutil, time, platform, signal
 from threading import Thread
 import api, core, config, logger, onionrplugins as plugins, onionrevents as events

onionr/onionrcommands/onionrstatistics.py

@@ -18,10 +18,11 @@
     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 '''
 import os, uuid, time
-import logger, onionrutils
+import logger
 from onionrblockapi import Block
 import onionr
 from onionrutils import checkcommunicator, mnemonickeys
+from utils import sizeutils
 
 def show_stats(o_inst):
     try:
@@ -34,9 +35,9 @@ def show_stats(o_inst):
 
             # file and folder size stats
             'div1' : True, # this creates a solid line across the screen, a div
-            'Total Block Size' : onionrutils.humanSize(onionrutils.size(o_inst.dataDir + 'blocks/')),
-            'Total Plugin Size' : onionrutils.humanSize(onionrutils.size(o_inst.dataDir + 'plugins/')),
-            'Log File Size' : onionrutils.humanSize(onionrutils.size(o_inst.dataDir + 'output.log')),
+            'Total Block Size' : sizeutils.human_size(sizeutils.size(o_inst.dataDir + 'blocks/')),
+            'Total Plugin Size' : sizeutils.human_size(sizeutils.size(o_inst.dataDir + 'plugins/')),
+            'Log File Size' : sizeutils.human_size(sizeutils.size(o_inst.dataDir + 'output.log')),
 
             # count stats
             'div2' : True,
@@ -80,7 +81,7 @@ def show_stats(o_inst):
                 logger.info(colors['border'] + '-' * (maxlength + 1) + '+' + colors['reset'], terminal=True)
         logger.info(colors['border'] + '-' * (maxlength + 1) + '+' + colors['reset'], terminal=True)
     except Exception as e:
-        logger.error('Failed to generate statistics table.', error = e, timestamp = False, terminal=True)
+        logger.error('Failed to generate statistics table. ' + str(e), error = e, timestamp = False, terminal=True)
 
 def show_details(o_inst):
     details = {

onionr/utils/detectoptimization.py

@@ -0,0 +1,27 @@
+'''
+    Onionr - Private P2P Communication
+
+    Detect if Python is being run in optimized mode or not, which has security considerations for assert statements
+'''
+'''
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+'''
+
+def detect_optimization():
+    '''Returns true if Python is run in optimized mode (-o), based on optimization ignoring assert statements'''
+    try:
+        assert True is False
+    except AssertionError:
+        return False
+    return True