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#!/usr/bin/env python
from __future__ import with_statement
#
# Copyright (C) 2007, Red Hat, Inc.
#
# 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 2 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, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import os
import sys
#debug tool to analyze the activity environment
# Initialize logging.
import logging
from pydebug_logging import _logger, log_environment
_logger.setLevel(logging.DEBUG)
from sugar.activity import activityfactory
from sugar.bundle.activitybundle import ActivityBundle
#define the interface with the GUI
from Rpyc import *
try:
c = SocketConnection('localhost')
db = c.modules.pydebug.pydebug_instance
except AttributeError:
print('cannot connect to localhost')
except e:
print(e[1])
assert False
#define interface with the command line ipython instance
#from IPython.core import ipapi
from IPython import ipapi
ip = ipapi.get()
global __IPYTHON__
try:
__IPYTHON__
print('IPTHON is defined')
except:
__IPYTHON__ = ip
def edit_glue(self,filename,linenumber=0):
_logger.debug('position to editor file:%s. Line:%d'%(filename,linenumber))
if filename.endswith('.pyc'):
filename = filename[:-1]
if linenumber > 0:
linenumber -= 1
db.editor.position_to(filename,linenumber)
ip.set_hook('editor',edit_glue)
def sync_called(self,filename,linenumber,col):
if filename.endswith('.pyc'):
filename = filename[:-1]
if linenumber > 0:
linenumber -= 1
print('synchronize called. file:%s. line:%s. Col:%s'%(filename,linenumber,col))
db.editor.position_to(filename,linenumber)
ip.set_hook('synchronize_with_editor',sync_called)
#get the information about the Activity we are about to debug
child_path = db.child_path
_logger.debug('child path: %s'%child_path)
#set the traceback level of detail
ip.options.xmode = db.traceback
""" if this were to work properly we should set go equal to object Macro
go_cmd = 'run -d -b %s %s'%(os.path.join(db.pydebug_path,'bin','start_debug.py'),child_path)
_logger.debug('defining go: %s'%go_cmd)
ip.user_ns['go'] = go_cmd
"""
_logger.debug('pydebug home: %s'%db.debugger_home)
path = child_path
pydebug_home = db.debugger_home
os.environ['PYDEBUG_HOME'] = pydebug_home
os.chdir(path)
os.environ['SUGAR_BUNDLE_PATH'] = path
_logger.debug('sugar_bundle_path set to %s'%path)
#set up module search path
sys.path.insert(0,path)
activity = ActivityBundle(path)
cmd_args = activityfactory.get_command(activity)
_logger.debug('command args:%r'%cmd_args)
bundle_name = activity.get_name()
os.environ['SUGAR_BUNDLE_NAME'] = bundle_name
bundle_id = activity.get_bundle_id()
os.environ['SUGAR_BUNDLE_ID'] = bundle_id
#need to get activity root, but activity bases off of HOME which some applications need to change
#following will not work if storage system changes with new OS
#required because debugger needs to be able to change home so that foreign apps will work
activity_root = os.path.join('/home/olpc/.sugar/default/',bundle_id)
os.environ['SUGAR_ACTIVITY_ROOT'] = activity_root
_logger.debug('sugar_activity_root set to %s'%activity_root)
#following is useful for its side-effects
info = activityfactory.get_environment(activity)
_logger.debug("Command args:%s."%cmd_args)
if not cmd_args[0].startswith('sugar-activity'):
#it is a batch file which will try to set up the environment
target = os.path.join(pydebug_home,os.path.basename(cmd_args[0]))
with open(target,'w') as write_script_fd:
#rewrite the batch file in the debugger home directory without exec line
with open(cmd_args[0],'r') as read_script_fd:
for line in read_script_fd.readlines():
if line.startswith('exec') or line.startswith('sugar-activity'):
pass
cmd_args[1] = line.split()[1]
else:
write_script_fd.write(line)
#write the environment variables to another file
line = 'export -p > %s_env\n'%target
write_script_fd.write(line)
#write_script_fd.close()
_logger.debug('Completed writing env script:%s'%target)
os.chmod(target,0755) #make it executable
os.system(target)
#read the environment back into the current process
with open('%s_env'%target,'r') as env_file:
env_dict = os.environ.copy()
for line in env_file.readlines():
skip_line = False
start_scan = 0
if not line.startswith('export'):
pass
payload = line.split()[1]
pair = payload.split('=')
if len(pair)> 1:
key = pair[0]
value = pair[1]
value = value[1:-1] #clip off quote marks
index = value.find(pydebug_home[:-6], start_scan)
while index > -1:
#the batch file commonly in use uses $0 to capture curdir
# this will be incorrect since we executed the script in pydebug_home
testvalue = value[index:index + len(path)]
if index > -1 and testvalue != path:
#substitute path for pydebug_home
testval = value[index + len(pydebug_home) - 5:]
value = value[:index] + path + testval
#permit repeated debug runs without creating monster environment strings
if os.environ.has_key(key):
if os.environ[key] == value: skip_line = True
if not skip_line: env_dict[key] = value
start_scan = index + len(path)
index = value.find(pydebug_home[:-6], start_scan)
os.environ = env_dict
#bundle_id = cmd_args[5]
#sys.argv = [None, cmd_args[1],'-s'] + cmd_args[1:]
#sys.argv = [None, cmd_args[1],] + cmd_args[1:]
#sys.argv = [None,] + cmd_args[1:]
sys.argv = cmd_args
log_environment()
_logger.debug('about to call main.main() with args %r'%sys.argv)
from sugar.activity import main
main.main()
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