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# -*- coding: utf-8 -*-
# some functions coming from gajim sources (thanks)
## Copyright (C) 2003-2008 Yann Leboulanger <asterix AT lagaule.org>
## Copyright (C) 2005-2006 Dimitur Kirov <dkirov AT gmail.com>
## Nikos Kouremenos <kourem AT gmail.com>
## Copyright (C) 2006 Alex Mauer <hawke AT hawkesnest.net>
## Copyright (C) 2006-2007 Travis Shirk <travis AT pobox.com>
## Copyright (C) 2006-2008 Jean-Marie Traissard <jim AT lapin.org>
## Copyright (C) 2007 Lukas Petrovicky <lukas AT petrovicky.net>
## James Newton <redshodan AT gmail.com>
## Julien Pivotto <roidelapluie AT gmail.com>
## Copyright (C) 2007-2008 Stephan Erb <steve-e AT h3c.de>
## Copyright (C) 2008 Brendan Taylor <whateley AT gmail.com>
## Jonathan Schleifer <js-gajim AT webkeks.org>
##
# Copyright 2010, Florent Le Coz <louizatakk@fedoraproject.org>
# 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 version 3 of the License.
# 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 <http://www.gnu.org/licenses/>.
# various useful functions
import base64
import os
import mimetypes
import hashlib
import subprocess
import curses
import traceback
import sys
def exception_handler(type_, value, trace):
"""
on any traceback: exit ncurses and print the traceback
then exit the program
"""
curses.echo()
curses.endwin()
traceback.print_exception(type_, value, trace, None, sys.stderr)
sys.exit(2)
def get_base64_from_file(path):
if not os.path.isfile(path):
return (None, None, "File does not exist")
size = os.path.getsize(path)
if size > 16384:
return (None, None,"File is too big")
fd = open(path, 'rb')
data = fd.read()
encoded = base64.encodestring(data)
sha1 = hashlib.sha1(data).hexdigest()
mime_type = mimetypes.guess_type(path)[0]
return (encoded, mime_type, sha1)
def get_output_of_command(command):
try:
child_stdin, child_stdout = os.popen2(command)
except ValueError:
return None
output = child_stdout.readlines()
child_stdout.close()
child_stdin.close()
return output
def is_in_path(command, return_abs_path=False):
"""
Return True if 'command' is found in one of the directories in the user's
path. If 'return_abs_path' is True, return the absolute path of the first
found command instead. Return False otherwise and on errors
"""
for directory in os.getenv('PATH').split(os.pathsep):
try:
if command in os.listdir(directory):
if return_abs_path:
return os.path.join(directory, command)
else:
return True
except OSError:
# If the user has non directories in his path
pass
return False
distro_info = {
'Arch Linux': '/etc/arch-release',
'Aurox Linux': '/etc/aurox-release',
'Conectiva Linux': '/etc/conectiva-release',
'CRUX': '/usr/bin/crux',
'Debian GNU/Linux': '/etc/debian_release',
'Debian GNU/Linux': '/etc/debian_version',
'Fedora Linux': '/etc/fedora-release',
'Gentoo Linux': '/etc/gentoo-release',
'Linux from Scratch': '/etc/lfs-release',
'Mandrake Linux': '/etc/mandrake-release',
'Slackware Linux': '/etc/slackware-release',
'Slackware Linux': '/etc/slackware-version',
'Solaris/Sparc': '/etc/release',
'Source Mage': '/etc/sourcemage_version',
'SUSE Linux': '/etc/SuSE-release',
'Sun JDS': '/etc/sun-release',
'PLD Linux': '/etc/pld-release',
'Yellow Dog Linux': '/etc/yellowdog-release',
# many distros use the /etc/redhat-release for compatibility
# so Redhat is the last
'Redhat Linux': '/etc/redhat-release'
}
def get_os_info():
if os.name == 'nt': # could not happen, but...
ver = sys.getwindowsversion()
ver_format = ver[3], ver[0], ver[1]
win_version = {
(1, 4, 0): '95',
(1, 4, 10): '98',
(1, 4, 90): 'ME',
(2, 4, 0): 'NT',
(2, 5, 0): '2000',
(2, 5, 1): 'XP',
(2, 5, 2): '2003',
(2, 6, 0): 'Vista',
(2, 6, 1): '7',
}
if ver_format in win_version:
os_info = 'Windows' + ' ' + win_version[ver_format]
else:
os_info = 'Windows'
return os_info
elif os.name == 'posix':
executable = 'lsb_release'
params = ' --description --codename --release --short'
full_path_to_executable = is_in_path(executable, return_abs_path = True)
if full_path_to_executable:
command = executable + params
p = subprocess.Popen([command], shell=True, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, close_fds=True)
p.wait()
output = temp_failure_retry(p.stdout.readline).strip()
# some distros put n/a in places, so remove those
output = output.replace('n/a', '').replace('N/A', '')
return output
# lsb_release executable not available, so parse files
for distro_name in distro_info:
path_to_file = distro_info[distro_name]
if os.path.exists(path_to_file):
if os.access(path_to_file, os.X_OK):
# the file is executable (f.e. CRUX)
# yes, then run it and get the first line of output.
text = get_output_of_command(path_to_file)[0]
else:
fd = open(path_to_file)
text = fd.readline().strip() # get only first line
fd.close()
if path_to_file.endswith('version'):
# sourcemage_version and slackware-version files
# have all the info we need (name and version of distro)
if not os.path.basename(path_to_file).startswith(
'sourcemage') or not\
os.path.basename(path_to_file).startswith('slackware'):
text = distro_name + ' ' + text
elif path_to_file.endswith('aurox-release') or \
path_to_file.endswith('arch-release'):
# file doesn't have version
text = distro_name
elif path_to_file.endswith('lfs-release'): # file just has version
text = distro_name + ' ' + text
os_info = text.replace('\n', '')
return os_info
# our last chance, ask uname and strip it
uname_output = get_output_of_command('uname -sr')
if uname_output is not None:
os_info = uname_output[0] # only first line
return os_info
os_info = 'N/A'
return os_info
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