# -*- coding: utf-8 -*-
#
# (c) Copyright 2001-2018 HP Development Company, L.P.
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Author: Don Welch, Naga Samrat Chowdary Narla, Goutam Kodu, Amarnath Chitumalla
#
# Thanks to Henrique M. Holschuh <hmh@debian.org> for various security patches
#
# Std Lib
import sys
import os
from subprocess import Popen, PIPE
import grp
import fnmatch
import tempfile
import socket
import struct
import select
import time
import fcntl
import errno
import stat
import string
import glob
import re
import datetime
from .g import *
import locale
from .sixext.moves import html_entities, urllib2_request, urllib2_parse, urllib2_error
from .sixext import PY3, to_unicode, to_bytes_utf8, to_string_utf8, BytesIO, StringIO, subprocess
from . import os_utils
try:
import xml.parsers.expat as expat
xml_expat_avail = True
except ImportError:
xml_expat_avail = False
try:
import platform
platform_avail = True
except ImportError:
platform_avail = False
try:
import dbus
from dbus import SystemBus, lowlevel, SessionBus
dbus_avail=True
except ImportError:
dbus_avail=False
try:
import hashlib # new in 2.5
def get_checksum(s):
return hashlib.sha1(s).hexdigest()
except ImportError:
import sha # deprecated in 2.6/3.0
def get_checksum(s):
return sha.new(s).hexdigest()
# Local
from .g import *
from .codes import *
from . import pexpect
BIG_ENDIAN = 0
LITTLE_ENDIAN = 1
RMDIR="rm -rf"
RM="rm -f"
DBUS_SERVICE='com.hplip.StatusService'
HPLIP_WEB_SITE ="http://hplipopensource.com/hplip-web/index.html"
HTTP_CHECK_TARGET = "http://www.hp.com"
PING_CHECK_TARGET = "www.hp.com"
ERROR_NONE = 0
ERROR_FILE_CHECKSUM = 1
ERROR_UNABLE_TO_RECV_KEYS =2
ERROR_DIGITAL_SIGN_BAD =3
MAJ_VER = sys.version_info[0]
MIN_VER = sys.version_info[1]
EXPECT_WORD_LIST = [
pexpect.EOF, # 0
pexpect.TIMEOUT, # 1
u"Continue?", # 2 (for zypper)
u"passwor[dt]:", # en/de/it/ru
u"kennwort", # de?
u"password for", # en
u"mot de passe", # fr
u"contraseña", # es
u"palavra passe", # pt
u"口令", # zh
u"wachtwoord", # nl
u"heslo", # czech
u"密码",
u"Lösenord", #sv
]
EXPECT_LIST = []
for s in EXPECT_WORD_LIST:
try:
p = re.compile(s, re.I)
except TypeError:
EXPECT_LIST.append(s)
else:
EXPECT_LIST.append(p)
def get_cups_systemgroup_list():
lis = []
try:
fp=open('/etc/cups/cupsd.conf')
except IOError:
try:
if "root" != grp.getgrgid(os.stat('/etc/cups/cupsd.conf').st_gid).gr_name:
return [grp.getgrgid(os.stat('/etc/cups/cupsd.conf').st_gid).gr_name]
except OSError:
return lis
try:
lis = ((re.findall('SystemGroup [\w* ]*',fp.read()))[0].replace('SystemGroup ','')).split(' ')
except IndexError:
return lis
if 'root' in lis:
lis.remove('root')
fp.close()
return lis
def lock(f):
log.debug("Locking: %s" % f.name)
try:
fcntl.flock(f.fileno(), fcntl.LOCK_EX | fcntl.LOCK_NB)
return True
except (IOError, OSError):
log.debug("Failed to unlock %s." % f.name)
return False
def unlock(f):
if f is not None:
log.debug("Unlocking: %s" % f.name)
try:
fcntl.flock(f.fileno(), fcntl.LOCK_UN)
os.remove(f.name)
except (IOError, OSError):
pass
def lock_app(application, suppress_error=False):
dir = prop.user_dir
if os.geteuid() == 0:
dir = '/var'
elif not os.path.exists(dir):
os.makedirs(dir)
lock_file = os.path.join(dir, '.'.join([application, 'lock']))
try:
lock_file_f = open(lock_file, "w")
except IOError:
if not suppress_error:
log.error("Unable to open %s lock file." % lock_file)
return False, None
#log.debug("Locking file: %s" % lock_file)
if not lock(lock_file_f):
if not suppress_error:
log.error("Unable to lock %s. Is %s already running?" % (lock_file, application))
return False, None
return True, lock_file_f
#xml_basename_pat = re.compile(r"""HPLIP-(\d*)_(\d*)_(\d*).xml""", re.IGNORECASE)
def Translator(frm=to_bytes_utf8(''), to=to_bytes_utf8(''), delete=to_bytes_utf8(''), keep=None): #Need Revisit
if len(to) == 1:
to = to * len(frm)
if PY3:
data_types = bytes
else:
data_types = string
allchars = data_types.maketrans(to_bytes_utf8(''), to_bytes_utf8(''))
trans = data_types.maketrans(frm, to)
if keep is not None:
delete = allchars.translate(allchars, keep.translate(allchars, delete))
def callable(s):
return s.translate(trans, delete)
return callable
def list_to_string(lis):
if len(lis) == 0:
return ""
if len(lis) == 1:
return str("\""+lis[0]+"\"")
if len(lis) >= 1:
return "\""+"\", \"".join(lis)+"\" and \""+str(lis.pop())+"\""
def to_bool_str(s, default='0'):
""" Convert an arbitrary 0/1/T/F/Y/N string to a normalized string 0/1."""
if isinstance(s, str) and s:
if s[0].lower() in ['1', 't', 'y']:
return to_unicode('1')
elif s[0].lower() in ['0', 'f', 'n']:
return to_unicode('0')
return default
def to_bool(s, default=False):
""" Convert an arbitrary 0/1/T/F/Y/N string to a boolean True/False value."""
if isinstance(s, str) and s:
if s[0].lower() in ['1', 't', 'y']:
return True
elif s[0].lower() in ['0', 'f', 'n']:
return False
elif isinstance(s, bool):
return s
return default
# Compare with os.walk()
def walkFiles(root, recurse=True, abs_paths=False, return_folders=False, pattern='*', path=None):
if path is None:
path = root
try:
names = os.listdir(root)
except os.error:
#raise StopIteration
return
pattern = pattern or '*'
pat_list = pattern.split(';')
for name in names:
fullname = os.path.normpath(os.path.join(root, name))
for pat in pat_list:
if fnmatch.fnmatch(name, pat):
if return_folders or not os.path.isdir(fullname):
if abs_paths:
yield fullname
else:
try:
yield os.path.basename(fullname)
except ValueError:
yield fullname
#if os.path.islink(fullname):
# fullname = os.path.realpath(os.readlink(fullname))
if recurse and os.path.isdir(fullname): # or os.path.islink(fullname):
for f in walkFiles(fullname, recurse, abs_paths, return_folders, pattern, path):
yield f
def is_path_writable(path):
if os.path.exists(path):
s = os.stat(path)
mode = s[stat.ST_MODE] & 0o777
if mode & 0o2:
return True
elif s[stat.ST_GID] == os.getgid() and mode & 0o20:
return True
elif s[stat.ST_UID] == os.getuid() and mode & 0o200:
return True
return False
# Provides the TextFormatter class for formatting text into columns.
# Original Author: Hamish B Lawson, 1999
# Modified by: Don Welch, 2003
class TextFormatter:
LEFT = 0
CENTER = 1
RIGHT = 2
def __init__(self, colspeclist):
self.columns = []
for colspec in colspeclist:
self.columns.append(Column(**colspec))
def compose(self, textlist, add_newline=False):
numlines = 0
textlist = list(textlist)
if len(textlist) != len(self.columns):
log.error("Formatter: Number of text items does not match columns")
return
for text, column in list(map(lambda *x: x, textlist, self.columns)):
column.wrap(text)
numlines = max(numlines, len(column.lines))
complines = [''] * numlines
for ln in range(numlines):
for column in self.columns:
complines[ln] = complines[ln] + column.getline(ln)
if add_newline:
return '\n'.join(complines) + '\n'
else:
return '\n'.join(complines)
class Column:
def __init__(self, width=78, alignment=TextFormatter.LEFT, margin=0):
self.width = int(width)
self.alignment = alignment
self.margin = margin
self.lines = []
def align(self, line):
if self.alignment == TextFormatter.CENTER:
return line.center(self.width)
elif self.alignment == TextFormatter.RIGHT:
return line.rjust(self.width)
else:
return line.ljust(self.width)
def wrap(self, text):
self.lines = []
words = []
for word in text.split():
if word <= str(self.width):
words.append(word)
else:
for i in range(0, len(word), self.width):
words.append(word[i:i+self.width])
if not len(words): return
current = words.pop(0)
for word in words:
increment = 1 + len(word)
if len(current) + increment > self.width:
self.lines.append(self.align(current))
current = word
else:
current = current + ' ' + word
self.lines.append(self.align(current))
def getline(self, index):
if index < len(self.lines):
return ' '*self.margin + self.lines[index]
else:
return ' ' * (self.margin + self.width)
class Stack:
def __init__(self):
self.stack = []
def pop(self):
return self.stack.pop()
def push(self, value):
self.stack.append(value)
def as_list(self):
return self.stack
def clear(self):
self.stack = []
def __len__(self):
return len(self.stack)
class Queue(Stack):
def __init__(self):
Stack.__init__(self)
def get(self):
return self.stack.pop(0)
def put(self, value):
Stack.push(self, value)
# RingBuffer class
# Source: Python Cookbook 1st Ed., sec. 5.18, pg. 201
# Credit: Sebastien Keim
# License: Modified BSD
class RingBuffer:
def __init__(self, size_max=50):
self.max = size_max
self.data = []
def append(self,x):
"""append an element at the end of the buffer"""
self.data.append(x)
if len(self.data) == self.max:
self.cur = 0
self.__class__ = RingBufferFull
def replace(self, x):
"""replace the last element instead off appending"""
self.data[-1] = x
def get(self):
""" return a list of elements from the oldest to the newest"""
return self.data
class RingBufferFull:
def __init__(self, n):
#raise "you should use RingBuffer"
pass
def append(self, x):
self.data[self.cur] = x
self.cur = (self.cur+1) % self.max
def replace(self, x):
# back up 1 position to previous location
self.cur = (self.cur-1) % self.max
self.data[self.cur] = x
# setup for next item
self.cur = (self.cur+1) % self.max
def get(self):
return self.data[self.cur:] + self.data[:self.cur]
def sort_dict_by_value(d):
""" Returns the keys of dictionary d sorted by their values """
items=list(d.items())
backitems=[[v[1],v[0]] for v in items]
backitems.sort()
return [backitems[i][1] for i in range(0, len(backitems))]
def commafy(val):
return locale.format("%s", val, grouping=True)
def format_bytes(s, show_bytes=False):
if s < 1024:
return ''.join([commafy(s), ' B'])
elif 1024 < s < 1048576:
if show_bytes:
return ''.join([to_unicode(round(s/1024.0, 1)) , to_unicode(' KB ('), commafy(s), ')'])
else:
return ''.join([to_unicode(round(s/1024.0, 1)) , to_unicode(' KB')])
elif 1048576 < s < 1073741824:
if show_bytes:
return ''.join([to_unicode(round(s/1048576.0, 1)), to_unicode(' MB ('), commafy(s), ')'])
else:
return ''.join([to_unicode(round(s/1048576.0, 1)), to_unicode(' MB')])
else:
if show_bytes:
return ''.join([to_unicode(round(s/1073741824.0, 1)), to_unicode(' GB ('), commafy(s), ')'])
else:
return ''.join([to_unicode(round(s/1073741824.0, 1)), to_unicode(' GB')])
try:
make_temp_file = tempfile.mkstemp # 2.3+
except AttributeError:
def make_temp_file(suffix='', prefix='', dir='', text=False): # pre-2.3
path = tempfile.mktemp(suffix)
fd = os.open(path, os.O_RDWR|os.O_CREAT|os.O_EXCL, 0o700)
return ( os.fdopen( fd, 'w+b' ), path )
def which(command, return_full_path=False):
path=[]
path_val = os.getenv('PATH')
if path_val:
path = path_val.split(':')
path.append('/usr/bin')
path.append('/usr/local/bin')
# Add these paths for Fedora
path.append('/sbin')
path.append('/usr/sbin')
path.append('/usr/local/sbin')
found_path = ''
for p in path:
try:
files = os.listdir(p)
except OSError:
continue
else:
if command in files:
found_path = p
break
if return_full_path:
if found_path:
return os.path.join(found_path, command)
else:
return ''
else:
return found_path
class UserSettings(object): # Note: Deprecated after 2.8.8 in Qt4 (see ui4/ui_utils.py)
def __init__(self):
self.load()
def loadDefaults(self):
# Print
self.cmd_print = ''
path = which('hp-print')
if len(path) > 0:
self.cmd_print = 'hp-print -p%PRINTER%'
else:
path = which('kprinter')
if len(path) > 0:
self.cmd_print = 'kprinter -P%PRINTER% --system cups'
else:
path = which('gtklp')
if len(path) > 0:
self.cmd_print = 'gtklp -P%PRINTER%'
else:
path = which('xpp')
if len(path) > 0:
self.cmd_print = 'xpp -P%PRINTER%'
# Scan
self.cmd_scan = ''
path = which('simple-scan')
if len(path) > 0:
self.cmd_scan = 'simple-scan %SANE_URI%'
else:
path = which('xsane')
if len(path) > 0:
self.cmd_scan = 'xsane -V %SANE_URI%'
else:
path = which('kooka')
if len(path) > 0:
self.cmd_scan = 'kooka'
else:
path = which('xscanimage')
if len(path) > 0:
self.cmd_scan = 'xscanimage'
# Photo Card
path = which('hp-unload')
if len(path):
self.cmd_pcard = 'hp-unload -d %DEVICE_URI%'
else:
self.cmd_pcard = 'python %HOME%/unload.py -d %DEVICE_URI%'
# Copy
path = which('hp-makecopies')
if len(path):
self.cmd_copy = 'hp-makecopies -d %DEVICE_URI%'
else:
self.cmd_copy = 'python %HOME%/makecopies.py -d %DEVICE_URI%'
# Fax
path = which('hp-sendfax')
if len(path):
self.cmd_fax = 'hp-sendfax -d %FAX_URI%'
else:
self.cmd_fax = 'python %HOME%/sendfax.py -d %FAX_URI%'
# Fax Address Book
path = which('hp-fab')
if len(path):
self.cmd_fab = 'hp-fab'
else:
self.cmd_fab = 'python %HOME%/fab.py'
def load(self):
self.loadDefaults()
log.debug("Loading user settings...")
self.auto_refresh = to_bool(user_conf.get('refresh', 'enable', '0'))
try:
self.auto_refresh_rate = int(user_conf.get('refresh', 'rate', '30'))
except ValueError:
self.auto_refresh_rate = 30 # (secs)
try:
self.auto_refresh_type = int(user_conf.get('refresh', 'type', '0'))
except ValueError:
self.auto_refresh_type = 0 # refresh 1 (1=refresh all)
self.cmd_print = user_conf.get('commands', 'prnt', self.cmd_print)
self.cmd_scan = user_conf.get('commands', 'scan', self.cmd_scan)
self.cmd_pcard = user_conf.get('commands', 'pcard', self.cmd_pcard)
self.cmd_copy = user_conf.get('commands', 'cpy', self.cmd_copy)
self.cmd_fax = user_conf.get('commands', 'fax', self.cmd_fax)
self.cmd_fab = user_conf.get('commands', 'fab', self.cmd_fab)
self.upgrade_notify= to_bool(user_conf.get('upgrade', 'notify_upgrade', '0'))
self.upgrade_last_update_time = int(user_conf.get('upgrade','last_upgraded_time', '0'))
self.upgrade_pending_update_time =int(user_conf.get('upgrade', 'pending_upgrade_time', '0'))
self.latest_available_version=str(user_conf.get('upgrade', 'latest_available_version',''))
self.debug()
def debug(self):
log.debug("Print command: %s" % self.cmd_print)
log.debug("PCard command: %s" % self.cmd_pcard)
log.debug("Fax command: %s" % self.cmd_fax)
log.debug("FAB command: %s" % self.cmd_fab)
log.debug("Copy command: %s " % self.cmd_copy)
log.debug("Scan command: %s" % self.cmd_scan)
log.debug("Auto refresh: %s" % self.auto_refresh)
log.debug("Auto refresh rate: %s" % self.auto_refresh_rate)
log.debug("Auto refresh type: %s" % self.auto_refresh_type)
log.debug("Upgrade notification:%d" %self.upgrade_notify)
log.debug("Last Installed time:%d" %self.upgrade_last_update_time)
log.debug("Next scheduled installation time:%d" % self.upgrade_pending_update_time)
def save(self):
log.debug("Saving user settings...")
user_conf.set('commands', 'prnt', self.cmd_print)
user_conf.set('commands', 'pcard', self.cmd_pcard)
user_conf.set('commands', 'fax', self.cmd_fax)
user_conf.set('commands', 'scan', self.cmd_scan)
user_conf.set('commands', 'cpy', self.cmd_copy)
user_conf.set('refresh', 'enable',self.auto_refresh)
user_conf.set('refresh', 'rate', self.auto_refresh_rate)
user_conf.set('refresh', 'type', self.auto_refresh_type)
user_conf.set('upgrade', 'notify_upgrade', self.upgrade_notify)
user_conf.set('upgrade','last_upgraded_time', self.upgrade_last_update_time)
user_conf.set('upgrade', 'pending_upgrade_time', self.upgrade_pending_update_time)
user_conf.set('upgrade', 'latest_available_version', self.latest_available_version)
self.debug()
def no_qt_message_gtk():
try:
import gtk
w = gtk.Window()
dialog = gtk.MessageDialog(w, gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT,
gtk.MESSAGE_WARNING, gtk.BUTTONS_OK,
"PyQt not installed. GUI not available. Please check that the PyQt package is installed. Exiting.")
dialog.run()
dialog.destroy()
except ImportError:
log.error("PyQt not installed. GUI not available. Please check that the PyQt package is installed. Exiting.")
def canEnterGUIMode(): # qt3
if not prop.gui_build:
log.warn("GUI mode disabled in build.")
return False
elif not os.getenv('DISPLAY'):
log.warn("No display found.")
return False
elif not checkPyQtImport():
log.warn("Qt/PyQt 3 initialization failed.")
return False
return True
def canEnterGUIMode4(): # qt4
if not prop.gui_build:
log.warn("GUI mode disabled in build.")
return False
elif not os.getenv('DISPLAY'):
log.warn("No display found.")
return False
# elif not checkPyQtImport4():
# log.warn("Qt4/PyQt 4 initialization failed.")
# return False
else:
try:
checkPyQtImport45()
except ImportError as e:
log.warn(e)
return False
return True
def checkPyQtImport(): # qt3
# PyQt
try:
import qt
import ui
except ImportError:
if os.getenv('DISPLAY') and os.getenv('STARTED_FROM_MENU'):
no_qt_message_gtk()
log.error("PyQt not installed. GUI not available. Exiting.")
return False
# check version of Qt
qtMajor = int(qt.qVersion().split('.')[0])
if qtMajor < MINIMUM_QT_MAJOR_VER:
log.error("Incorrect version of Qt installed. Ver. 3.0.0 or greater required.")
return False
#check version of PyQt
try:
pyqtVersion = qt.PYQT_VERSION_STR
except AttributeError:
pyqtVersion = qt.PYQT_VERSION
while pyqtVersion.count('.') < 2:
pyqtVersion += '.0'
(maj_ver, min_ver, pat_ver) = pyqtVersion.split('.')
if pyqtVersion.find('snapshot') >= 0:
log.warning("A non-stable snapshot version of PyQt is installed.")
else:
try:
maj_ver = int(maj_ver)
min_ver = int(min_ver)
pat_ver = int(pat_ver)
except ValueError:
maj_ver, min_ver, pat_ver = 0, 0, 0
if maj_ver < MINIMUM_PYQT_MAJOR_VER or \
(maj_ver == MINIMUM_PYQT_MAJOR_VER and min_ver < MINIMUM_PYQT_MINOR_VER):
log.error("This program may not function properly with the version of PyQt that is installed (%d.%d.%d)." % (maj_ver, min_ver, pat_ver))
log.error("Incorrect version of pyQt installed. Ver. %d.%d or greater required." % (MINIMUM_PYQT_MAJOR_VER, MINIMUM_PYQT_MINOR_VER))
log.error("This program will continue, but you may experience errors, crashes or other problems.")
return True
return True
def checkPyQtImport4():
try:
import PyQt4
import ui4
except ImportError:
import PyQt5
import ui5
else:
log.debug("HPLIP is not installed properly or is installed without graphical support. Please reinstall HPLIP again")
return False
return True
# def checkPyQtImport5():
# try:
# import PyQt5
# import ui5
# except ImportError:
# log.error("HPLIP is not installed properly or is installed without graphical support PyQt5. Please reinstall HPLIP")
# return False
# else:
# return True
try:
from string import Template # will fail in Python <= 2.3
except ImportError:
# Code from Python 2.4 string.py
#import re as _re
class _multimap:
"""Helper class for combining multiple mappings.
Used by .{safe_,}substitute() to combine the mapping and keyword
arguments.
"""
def __init__(self, primary, secondary):
self._primary = primary
self._secondary = secondary
def __getitem__(self, key):
try:
return self._primary[key]
except KeyError:
return self._secondary[key]
class _TemplateMetaclass(type):
pattern = r"""
%(delim)s(?:
(?P<escaped>%(delim)s) | # Escape sequence of two delimiters
(?P<named>%(id)s) | # delimiter and a Python identifier
{(?P<braced>%(id)s)} | # delimiter and a braced identifier
(?P<invalid>) # Other ill-formed delimiter exprs
)
"""
def __init__(cls, name, bases, dct):
super(_TemplateMetaclass, cls).__init__(name, bases, dct)
if 'pattern' in dct:
pattern = cls.pattern
else:
pattern = _TemplateMetaclass.pattern % {
'delim' : re.escape(cls.delimiter),
'id' : cls.idpattern,
}
cls.pattern = re.compile(pattern, re.IGNORECASE | re.VERBOSE)
# if PY3:
# class Template(metaclass=_TemplateMetaclass):
# """A string class for supporting $-substitutions."""
# else:
class Template:
"""A string class for supporting $-substitutions."""
__metaclass__ = _TemplateMetaclass
delimiter = '$'
idpattern = r'[_a-z][_a-z0-9]*'
def __init__(self, template):
self.template = template
# Search for $$, $identifier, ${identifier}, and any bare $'s
def _invalid(self, mo):
i = mo.start('invalid')
lines = self.template[:i].splitlines(True)
if not lines:
colno = 1
lineno = 1
else:
colno = i - len(''.join(lines[:-1]))
lineno = len(lines)
raise ValueError('Invalid placeholder in string: line %d, col %d' %
(lineno, colno))
def substitute(self, *args, **kws):
if len(args) > 1:
raise TypeError('Too many positional arguments')
if not args:
mapping = kws
elif kws:
mapping = _multimap(kws, args[0])
else:
mapping = args[0]
# Helper function for .sub()
def convert(mo):
# Check the most common path first.
named = mo.group('named') or mo.group('braced')
if named is not None:
val = mapping[named]
# We use this idiom instead of str() because the latter will
# fail if val is a Unicode containing non-ASCII characters.
return '%s' % val
if mo.group('escaped') is not None:
return self.delimiter
if mo.group('invalid') is not None:
self._invalid(mo)
raise ValueError('Unrecognized named group in pattern',
self.pattern)
return self.pattern.sub(convert, self.template)
def safe_substitute(self, *args, **kws):
if len(args) > 1:
raise TypeError('Too many positional arguments')
if not args:
mapping = kws
elif kws:
mapping = _multimap(kws, args[0])
else:
mapping = args[0]
# Helper function for .sub()
def convert(mo):
named = mo.group('named')
if named is not None:
try:
# We use this idiom instead of str() because the latter
# will fail if val is a Unicode containing non-ASCII
return '%s' % mapping[named]
except KeyError:
return self.delimiter + named
braced = mo.group('braced')
if braced is not None:
try:
return '%s' % mapping[braced]
except KeyError:
return self.delimiter + '{' + braced + '}'
if mo.group('escaped') is not None:
return self.delimiter
if mo.group('invalid') is not None:
return self.delimiter
raise ValueError('Unrecognized named group in pattern',
self.pattern)
return self.pattern.sub(convert, self.template)
#cat = lambda _ : Template(_).substitute(sys._getframe(1).f_globals, **sys._getframe(1).f_locals)
def cat(s):
globals = sys._getframe(1).f_globals.copy()
if 'self' in globals:
del globals['self']
locals = sys._getframe(1).f_locals.copy()
if 'self' in locals:
del locals['self']
return Template(s).substitute(sys._getframe(1).f_globals, **locals)
if PY3:
identity = bytes.maketrans(b'', b'')
unprintable = identity.translate(identity, string.printable.encode('utf-8'))
else:
identity = string.maketrans('','')
unprintable = identity.translate(identity, string.printable)
def printable(s):
return s.translate(identity, unprintable)
def any(S,f=lambda x:x):
for x in S:
if f(x): return True
return False
def all(S,f=lambda x:x):
for x in S:
if not f(x): return False
return True
BROWSERS = ['firefox', 'mozilla', 'konqueror', 'epiphany', 'skipstone'] # in preferred order
BROWSER_OPTS = {'firefox': '-new-tab', 'mozilla': '', 'konqueror': '', 'epiphany': '--new-tab', 'skipstone': ''}
def find_browser():
if platform_avail and platform.system() == 'Darwin':
return "open"
elif which("xdg-open"):
return "xdg-open"
else:
for b in BROWSERS:
if which(b):
return b
else:
return None
def openURL(url, use_browser_opts=True):
if platform_avail and platform.system() == 'Darwin':
cmd = 'open "%s"' % url
os_utils.execute(cmd)
elif which("xdg-open"):
cmd = 'xdg-open "%s"' % url
os_utils.execute(cmd)
else:
for b in BROWSERS:
bb = which(b, return_full_path='True')
if bb:
if use_browser_opts:
cmd = """%s %s "%s" &""" % (bb, BROWSER_OPTS[b], url)
else:
cmd = """%s "%s" &""" % (bb, url)
os_utils.execute(cmd)
break
else:
log.warn("Unable to open URL: %s" % url)
def uniqueList(input):
temp = []
[temp.append(i) for i in input if not temp.count(i)]
return temp
def list_move_up(l, m, cmp=None):
if cmp is None:
f = lambda x: l[x] == m
else:
f = lambda x: cmp(l[x], m)
for i in range(1, len(l)):
if f(i):
l[i-1], l[i] = l[i], l[i-1]
def list_move_down(l, m, cmp=None):
if cmp is None:
f = lambda x: l[x] == m
else:
f = lambda x: cmp(l[x], m)
for i in range(len(l)-2, -1, -1):
if f(i):
l[i], l[i+1] = l[i+1], l[i]
class XMLToDictParser:
def __init__(self):
self.stack = []
self.data = {}
self.last_start = ''
def startElement(self, name, attrs):
#print "START:", name, attrs
self.stack.append(to_unicode(name).lower())
self.last_start = to_unicode(name).lower()
if len(attrs):
for a in attrs:
self.stack.append(to_unicode(a).lower())
self.addData(attrs[a])
self.stack.pop()
def endElement(self, name):
if name.lower() == self.last_start:
self.addData('')
#print "END:", name
self.stack.pop()
def charData(self, data):
data = to_unicode(data).strip()
if data and self.stack:
self.addData(data)
def addData(self, data):
#print("DATA:%s" % data)
self.last_start = ''
try:
data = int(data)
except ValueError:
data = to_unicode(data)
stack_str = '-'.join(self.stack)
stack_str_0 = '-'.join([stack_str, '0'])
try:
self.data[stack_str]
except KeyError:
try:
self.data[stack_str_0]
except KeyError:
self.data[stack_str] = data
else:
j = 2
while True:
try:
self.data['-'.join([stack_str, to_unicode(j)])]
except KeyError:
self.data['-'.join([stack_str, to_unicode(j)])] = data
break
j += 1
else:
self.data[stack_str_0] = self.data[stack_str]
self.data['-'.join([stack_str, '1'])] = data
del self.data[stack_str]
def parseXML(self, text):
if xml_expat_avail:
parser = expat.ParserCreate()
parser.StartElementHandler = self.startElement
parser.EndElementHandler = self.endElement
parser.CharacterDataHandler = self.charData
parser.Parse(text, True)
else:
log.error("Failed to import expat module , check python-xml/python3-xml package installation.")
return self.data
class Element:
def __init__(self,name,attributes):
self.name = name
self.attributes = attributes
self.chardata = ''
self.children = []
def AddChild(self,element):
self.children.append(element)
def getAttribute(self,key):
return self.attributes.get(key)
def getData(self):
return self.chardata
def getElementsByTagName(self,name='',ElementNode=None):
if ElementNode:
Children_list = ElementNode.children
else:
Children_list = self.children
if not name:
return self.children
else:
elements = []
for element in Children_list:
if element.name == name:
elements.append(element)
rec_elements = self.getElementsByTagName (name,element)
for a in rec_elements:
elements.append(a)
return elements
def getChildElements(self,name=''):
if not name:
return self.children
else:
elements = []
for element in self.children:
if element.name == name:
elements.append(element)
return elements
def toString(self, level=0):
retval = " " * level
retval += "<%s" % self.name
for attribute in self.attributes:
retval += " %s=\"%s\"" % (attribute, self.attributes[attribute])
c = ""
for child in self.children:
c += child.toString(level+1)
if c == "":
if self.chardata:
retval += ">"+self.chardata + ("</%s>" % self.name)
else:
retval += "/>"
else:
retval += ">" + c + ("</%s>" % self.name)
return retval
class extendedExpat:
def __init__(self):
self.root = None
self.nodeStack = []
def StartElement_EE(self,name,attributes):
element = Element(name, attributes)
if len(self.nodeStack) > 0:
parent = self.nodeStack[-1]
parent.AddChild(element)
else:
self.root = element
self.nodeStack.append(element)
def EndElement_EE(self,name):
self.nodeStack = self.nodeStack[:-1]
def charData_EE(self,data):
if data:
element = self.nodeStack[-1]
element.chardata += data
return
def Parse(self,xmlString):
if xml_expat_avail:
Parser = expat.ParserCreate()
Parser.StartElementHandler = self.StartElement_EE
Parser.EndElementHandler = self.EndElement_EE
Parser.CharacterDataHandler = self.charData_EE
Parser.Parse(xmlString, True)
else:
log.error("Failed to import expat module , check python-xml/python3-xml package installation.")
return self.root
def dquote(s):
return ''.join(['"', s, '"'])
# Python 2.2.x compatibility functions (strip() family with char argument added in Python 2.2.3)
if sys.hexversion < 0x020203f0:
def xlstrip(s, chars=' '):
i = 0
for c, i in zip(s, list(range(len(s)))):
if c not in chars:
break
return s[i:]
def xrstrip(s, chars=' '):
return xreverse(xlstrip(xreverse(s), chars))
def xreverse(s):
l = list(s)
l.reverse()
return ''.join(l)
def xstrip(s, chars=' '):
return xreverse(xlstrip(xreverse(xlstrip(s, chars)), chars))
else:
xlstrip = str.lstrip
xrstrip = str.rstrip
xstrip = str.strip
def getBitness():
if platform_avail:
return int(platform.architecture()[0][:-3])
else:
return struct.calcsize("P") << 3
def getProcessor():
if platform_avail:
return platform.machine().replace(' ', '_').lower() # i386, i686, power_macintosh, etc.
else:
return "i686" # TODO: Need a fix here
def getEndian():
if sys.byteorder == 'big':
return BIG_ENDIAN
else:
return LITTLE_ENDIAN
#
# Function: run()
# Note:- to run su/sudo commands, caller needs to pass passwordObj.
# password object can be created from base.password.py
def run(cmd, passwordObj = None, pswd_msg='', log_output=True, spinner=True, timeout=1):
import io
output = io.StringIO()
pwd_prompt_str = ""
if passwordObj and ('su' in cmd or 'sudo' in cmd) and os.geteuid() != 0:
pwd_prompt_str = passwordObj.getPasswordPromptString()
log.debug("cmd = %s pwd_prompt_str = [%s]"%(cmd, pwd_prompt_str))
if(pwd_prompt_str == ""):
passwd = passwordObj.getPassword(pswd_msg, 0)
pwd_prompt_str = passwordObj.getPasswordPromptString()
log.debug("pwd_prompt_str2 = [%s]"%(pwd_prompt_str))
if(passwd == ""):
return 127, ""
try:
child = pexpect.spawnu(cmd, timeout=timeout)
except pexpect.ExceptionPexpect as e:
return -1, ''
try:
pswd_queried_cnt = 0
while True:
if spinner:
update_spinner()
try:
i = child.expect(EXPECT_LIST)
except Exception:
continue
if child.before:
if(pwd_prompt_str and pwd_prompt_str not in EXPECT_LIST):
log.debug("Adding %s to EXPECT LIST"%pwd_prompt_str)
try:
p = re.compile(pwd_prompt_str, re.I)
except TypeError:
EXPECT_LIST.append(pwd_prompt_str)
else:
EXPECT_LIST.append(p)
EXPECT_LIST.append(pwd_prompt_str)
try:
output.write(child.before)
if log_output:
log.debug(child.before)
except Exception:
pass
if i == 0: # EOF
break
elif i == 1: # TIMEOUT
continue
elif i == 2: # zypper
child.sendline("YES")
else: # Password:
if not passwordObj :
raise Exception("password Object(i.e. passwordObj) is not valid")
child.sendline(passwordObj.getPassword(pswd_msg, pswd_queried_cnt))
pswd_queried_cnt += 1
except Exception as e:
log.error("Exception: %s" % e)
if spinner:
cleanup_spinner()
try:
child.close()
except pexpect.ExceptionPexpect as e:
pass
return child.exitstatus, output.getvalue()
def expand_range(ns): # ns -> string repr. of numeric range, e.g. "1-4, 7, 9-12"
"""Credit: Jean Brouwers, comp.lang.python 16-7-2004
Convert a string representation of a set of ranges into a
list of ints, e.g.
u"1-4, 7, 9-12" --> [1,2,3,4,7,9,10,11,12]
"""
fs = []
for n in ns.split(to_unicode(',')):
n = n.strip()
r = n.split('-')
if len(r) == 2: # expand name with range
h = r[0].rstrip(to_unicode('0123456789')) # header
r[0] = r[0][len(h):]
# range can't be empty
if not (r[0] and r[1]):
raise ValueError('empty range: ' + n)
# handle leading zeros
if r[0] == to_unicode('0') or to_unicode(r[0][0]) != '0':
h += '%d'
else:
w = [len(i) for i in r]
if w[1] > w[0]:
raise ValueError('wide range: ' + n)
h += to_unicode('%%0%dd') % max(w)
# check range
r = [int(i, 10) for i in r]
if r[0] > r[1]:
raise ValueError('bad range: ' + n)
for i in range(r[0], r[1]+1):
fs.append(h % i)
else: # simple name
fs.append(n)
# remove duplicates
fs = list(dict([(n, i) for i, n in enumerate(fs)]).keys())
# convert to ints and sort
fs = [int(x) for x in fs if x]
fs.sort()
return fs
def collapse_range(x): # x --> sorted list of ints
""" Convert a list of integers into a string
range representation:
[1,2,3,4,7,9,10,11,12] --> u"1-4,7,9-12"
"""
if not x:
return ''
s, c, r = [str(x[0])], x[0], False
for i in x[1:]:
if i == (c+1):
r = True
else:
if r:
s.append(to_unicode('-%s,%s') % (c,i))
r = False
else:
s.append(to_unicode(',%s') % i)
c = i
if r:
s.append(to_unicode('-%s') % i)
return ''.join(s)
def createBBSequencedFilename(basename, ext, dir=None, digits=3):
if dir is None:
dir = os.getcwd()
m = 0
for f in walkFiles(dir, recurse=False, abs_paths=False, return_folders=False, pattern='*', path=None):
r, e = os.path.splitext(f)
if r.startswith(basename) and ext == e:
try:
i = int(r[len(basename):])
except ValueError:
continue
else:
m = max(m, i)
return os.path.join(dir, "%s%0*d%s" % (basename, digits, m+1, ext))
def createSequencedFilename(basename, ext, dir=None, digits=3):
if dir is None:
dir = os.getcwd()
m = 0
for f in walkFiles(dir, recurse=False, abs_paths=False, return_folders=False, pattern='*', path=None):
r, e = os.path.splitext(f)
if r.startswith(basename) and ext == e:
try:
i = int(r[len(basename):])
except ValueError:
continue
else:
m = max(m, i)
return os.path.join(dir, "%s%0*d%s" % (basename, digits, m+1, ext))
def validate_language(lang):
if lang is None:
loc = os_utils.getSystemLocale()
else:
lang = lang.lower().strip()
for loc, ll in list(supported_locales.items()):
if lang in ll:
break
else:
loc = 'en_US'
log.warn("Unknown lang/locale. Using default of %s." % loc)
return loc
def gen_random_uuid():
try:
import uuid # requires Python 2.5+
return str(uuid.uuid4())
except ImportError:
uuidgen = which("uuidgen")
if uuidgen:
uuidgen = os.path.join(uuidgen, "uuidgen")
return subprocess.getoutput(uuidgen)
else:
return ''
class RestTableFormatter(object):
def __init__(self, header=None):
self.header = header # tuple of strings
self.rows = [] # list of tuples
def add(self, row_data): # tuple of strings
self.rows.append(row_data)
def output(self, w):
if self.rows:
num_cols = len(self.rows[0])
for r in self.rows:
if len(r) != num_cols:
log.error("Invalid number of items in row: %s" % r)
return
if len(self.header) != num_cols:
log.error("Invalid number of items in header.")
col_widths = []
for x, c in enumerate(self.header):
max_width = len(c)
for r in self.rows:
max_width = max(max_width, len(r[x]))
col_widths.append(max_width+2)
x = '+'
for c in col_widths:
x = ''.join([x, '-' * (c+2), '+'])
x = ''.join([x, '\n'])
w.write(x)
# header
if self.header:
x = '|'
for i, c in enumerate(col_widths):
x = ''.join([x, ' ', self.header[i], ' ' * (c+1-len(self.header[i])), '|'])
x = ''.join([x, '\n'])
w.write(x)
x = '+'
for c in col_widths:
x = ''.join([x, '=' * (c+2), '+'])
x = ''.join([x, '\n'])
w.write(x)
# data rows
for j, r in enumerate(self.rows):
x = '|'
for i, c in enumerate(col_widths):
x = ''.join([x, ' ', self.rows[j][i], ' ' * (c+1-len(self.rows[j][i])), '|'])
x = ''.join([x, '\n'])
w.write(x)
x = '+'
for c in col_widths:
x = ''.join([x, '-' * (c+2), '+'])
x = ''.join([x, '\n'])
w.write(x)
else:
log.error("No data rows")
def mixin(cls):
import inspect
locals = inspect.stack()[1][0].f_locals
if "__module__" not in locals:
raise TypeError("Must call mixin() from within class def.")
dict = cls.__dict__.copy()
dict.pop("__doc__", None)
dict.pop("__module__", None)
locals.update(dict)
# TODO: Move usage stuff to to base/module/Module class
# ------------------------- Usage Help
USAGE_OPTIONS = ("[OPTIONS]", "", "heading", False)
USAGE_LOGGING1 = ("Set the logging level:", "-l<level> or --logging=<level>", 'option', False)
USAGE_LOGGING2 = ("", "<level>: none, info\*, error, warn, debug (\*default)", "option", False)
USAGE_LOGGING3 = ("Run in debug mode:", "-g (same as option: -ldebug)", "option", False)
USAGE_LOGGING_PLAIN = ("Output plain text only:", "-t", "option", False)
USAGE_ARGS = ("[PRINTER|DEVICE-URI]", "", "heading", False)
USAGE_ARGS2 = ("[PRINTER]", "", "heading", False)
USAGE_DEVICE = ("To specify a device-URI:", "-d<device-uri> or --device=<device-uri>", "option", False)
USAGE_PRINTER = ("To specify a CUPS printer:", "-p<printer> or --printer=<printer>", "option", False)
USAGE_BUS1 = ("Bus to probe (if device not specified):", "-b<bus> or --bus=<bus>", "option", False)
USAGE_BUS2 = ("", "<bus>: cups\*, usb\*, net, bt, fw, par\* (\*defaults) (Note: bt and fw not supported in this release.)", 'option', False)
USAGE_HELP = ("This help information:", "-h or --help", "option", True)
USAGE_SPACE = ("", "", "space", False)
USAGE_EXAMPLES = ("Examples:", "", "heading", False)
USAGE_NOTES = ("Notes:", "", "heading", False)
USAGE_STD_NOTES1 = ("If device or printer is not specified, the local device bus is probed and the program enters interactive mode.", "", "note", False)
USAGE_STD_NOTES2 = ("If -p\* is specified, the default CUPS printer will be used.", "", "note", False)
USAGE_SEEALSO = ("See Also:", "", "heading", False)
USAGE_LANGUAGE = ("Set the language:", "--loc=<lang> or --lang=<lang>. Use --loc=? or --lang=? to see a list of available language codes.", "option", False)
USAGE_LANGUAGE2 = ("Set the language:", "--lang=<lang>. Use --lang=? to see a list of available language codes.", "option", False)
USAGE_MODE = ("[MODE]", "", "header", False)
USAGE_NON_INTERACTIVE_MODE = ("Run in non-interactive mode:", "-n or --non-interactive", "option", False)
USAGE_GUI_MODE = ("Run in graphical UI mode:", "-u or --gui (Default)", "option", False)
USAGE_INTERACTIVE_MODE = ("Run in interactive mode:", "-i or --interactive", "option", False)
if sys_conf.get('configure', 'ui-toolkit', 'qt3') == 'qt3':
USAGE_USE_QT3 = ("Use Qt3:", "--qt3 (Default)", "option", False)
USAGE_USE_QT4 = ("Use Qt4:", "--qt4", "option", False)
USAGE_USE_QT5 = ("Use Qt5:", "--qt5", "option", False)
elif sys_conf.get('configure', 'ui-toolkit', 'qt4') == 'qt4':
USAGE_USE_QT3 = ("Use Qt3:", "--qt3", "option", False)
USAGE_USE_QT4 = ("Use Qt4:", "--qt4 (Default)", "option", False)
USAGE_USE_QT5 = ("Use Qt5:", "--qt5", "option", False)
elif sys_conf.get('configure', 'ui-toolkit', 'qt5') == 'qt5':
USAGE_USE_QT3 = ("Use Qt3:", "--qt3", "option", False)
USAGE_USE_QT4 = ("Use Qt4:", "--qt4", "option", False)
USAGE_USE_QT5 = ("Use Qt5:", "--qt5 (Default)", "option", False)
def ttysize(): # TODO: Move to base/tui
ln1 = subprocess.getoutput('stty -a').splitlines()[0]
vals = {'rows':None, 'columns':None}
for ph in ln1.split(';'):
x = ph.split()
if len(x) == 2:
vals[x[0]] = x[1]
vals[x[1]] = x[0]
try:
rows, cols = int(vals['rows']), int(vals['columns'])
except TypeError:
rows, cols = 25, 80
return rows, cols
def usage_formatter(override=0): # TODO: Move to base/module/Module class
rows, cols = ttysize()
if override:
col1 = override
col2 = cols - col1 - 8
else:
col1 = int(cols / 3) - 8
col2 = cols - col1 - 8
return TextFormatter(({'width': col1, 'margin' : 2},
{'width': col2, 'margin' : 2},))
def format_text(text_list, typ='text', title='', crumb='', version=''): # TODO: Move to base/module/Module class
"""
Format usage text in multiple formats:
text: for --help in the console
rest: for conversion with rst2web for the website
man: for manpages
"""
if typ == 'text':
formatter = usage_formatter()
for line in text_list:
text1, text2, format, trailing_space = line
# remove any reST/man escapes
text1 = text1.replace("\\", "")
text2 = text2.replace("\\", "")
if format == 'summary':
log.info(log.bold(text1))
log.info("")
elif format in ('para', 'name', 'seealso'):
log.info(text1)
if trailing_space:
log.info("")
elif format in ('heading', 'header'):
log.info(log.bold(text1))
elif format in ('option', 'example'):
log.info(formatter.compose((text1, text2), trailing_space))
elif format == 'note':
if text1.startswith(' '):
log.info('\t' + text1.lstrip())
else:
log.info(text1)
elif format == 'space':
log.info("")
log.info("")
elif typ == 'rest':
opt_colwidth1, opt_colwidth2 = 0, 0
exmpl_colwidth1, exmpl_colwidth2 = 0, 0
note_colwidth1, note_colwidth2 = 0, 0
for line in text_list:
text1, text2, format, trailing_space = line
if format == 'option':
opt_colwidth1 = max(len(text1), opt_colwidth1)
opt_colwidth2 = max(len(text2), opt_colwidth2)
elif format == 'example':
exmpl_colwidth1 = max(len(text1), exmpl_colwidth1)
exmpl_colwidth2 = max(len(text2), exmpl_colwidth2)
elif format == 'note':
note_colwidth1 = max(len(text1), note_colwidth1)
note_colwidth2 = max(len(text2), note_colwidth2)
opt_colwidth1 += 4
opt_colwidth2 += 4
exmpl_colwidth1 += 4
exmpl_colwidth2 += 4
note_colwidth1 += 4
note_colwidth2 += 4
opt_tablewidth = opt_colwidth1 + opt_colwidth2
exmpl_tablewidth = exmpl_colwidth1 + exmpl_colwidth2
note_tablewidth = note_colwidth1 + note_colwidth2
# write the rst2web header
log.info("""restindex
page-title: %s
crumb: %s
format: rest
file-extension: html
encoding: utf8
/restindex\n""" % (title, crumb))
t = "%s: %s (ver. %s)" % (crumb, title, version)
log.info(t)
log.info("="*len(t))
log.info("")
links = []
needs_header = False
for line in text_list:
text1, text2, format, trailing_space = line
if format == 'seealso':
links.append(text1)
text1 = "`%s`_" % text1
len1, len2 = len(text1), len(text2)
if format == 'summary':
log.info(''.join(["**", text1, "**"]))
log.info("")
elif format in ('para', 'name'):
log.info("")
log.info(text1)
log.info("")
elif format in ('heading', 'header'):
log.info("")
log.info("**" + text1 + "**")
log.info("")
needs_header = True
elif format == 'option':
if needs_header:
log.info(".. class:: borderless")
log.info("")
log.info(''.join(["+", "-"*opt_colwidth1, "+", "-"*opt_colwidth2, "+"]))
needs_header = False
if text1 and '`_' not in text1:
log.info(''.join(["| *", text1, '*', " "*(opt_colwidth1-len1-3), "|", text2, " "*(opt_colwidth2-len2), "|"]))
elif text1:
log.info(''.join(["|", text1, " "*(opt_colwidth1-len1), "|", text2, " "*(opt_colwidth2-len2), "|"]))
else:
log.info(''.join(["|", " "*(opt_colwidth1), "|", text2, " "*(opt_colwidth2-len2), "|"]))
log.info(''.join(["+", "-"*opt_colwidth1, "+", "-"*opt_colwidth2, "+"]))
elif format == 'example':
if needs_header:
log.info(".. class:: borderless")
log.info("")
log.info(''.join(["+", "-"*exmpl_colwidth1, "+", "-"*exmpl_colwidth2, "+"]))
needs_header = False
if text1 and '`_' not in text1:
log.info(''.join(["| *", text1, '*', " "*(exmpl_colwidth1-len1-3), "|", text2, " "*(exmpl_colwidth2-len2), "|"]))
elif text1:
log.info(''.join(["|", text1, " "*(exmpl_colwidth1-len1), "|", text2, " "*(exmpl_colwidth2-len2), "|"]))
else:
log.info(''.join(["|", " "*(exmpl_colwidth1), "|", text2, " "*(exmpl_colwidth2-len2), "|"]))
log.info(''.join(["+", "-"*exmpl_colwidth1, "+", "-"*exmpl_colwidth2, "+"]))
elif format == 'seealso':
if text1 and '`_' not in text1:
log.info(text1)
elif format == 'note':
if needs_header:
log.info(".. class:: borderless")
log.info("")
log.info(''.join(["+", "-"*note_colwidth1, "+", "-"*note_colwidth2, "+"]))
needs_header = False
if text1.startswith(' '):
log.info(''.join(["|", " "*(note_tablewidth+1), "|"]))
log.info(''.join(["|", text1, " "*(note_tablewidth-len1+1), "|"]))
log.info(''.join(["+", "-"*note_colwidth1, "+", "-"*note_colwidth2, "+"]))
elif format == 'space':
log.info("")
for l in links:
log.info("\n.. _`%s`: %s.html\n" % (l, l.replace('hp-', '')))
log.info("")
elif typ == 'man':
log.info('.TH "%s" 1 "%s" Linux "User Manuals"' % (crumb, version))
log.info(".SH NAME\n%s \- %s" % (crumb, title))
for line in text_list:
text1, text2, format, trailing_space = line
text1 = text1.replace("\\*", "*")
text2 = text2.replace("\\*", "*")
len1, len2 = len(text1), len(text2)
if format == 'summary':
log.info(".SH SYNOPSIS")
log.info(".B %s" % text1.replace('Usage:', ''))
elif format == 'name':
if text1:
log.info(".SH DESCRIPTION\n%s" % text1)
elif format in ('option', 'example', 'note'):
if text1:
log.info('.IP "%s"\n%s' % (text1, text2))
else:
log.info(text2)
elif format in ('header', 'heading'):
log.info(".SH %s" % text1.upper().replace(':', '').replace('[', '').replace(']', ''))
elif format in ('seealso, para'):
log.info(text1)
log.info(".SH AUTHOR")
log.info("HPLIP (HP Linux Imaging and Printing) is an")
log.info("HP developed solution for printing, scanning, and faxing with")
log.info("HP inkjet and laser based printers in Linux.")
log.info(".SH REPORTING BUGS")
log.info("The HPLIP Launchpad.net site")
log.info(".B https://launchpad.net/hplip")
log.info("is available to get help, report")
log.info("bugs, make suggestions, discuss the HPLIP project or otherwise")
log.info("contact the HPLIP Team.")
log.info(".SH COPYRIGHT")
log.info("Copyright (c) 2001-18 HP Development Company, L.P.")
log.info(".LP")
log.info("This software comes with ABSOLUTELY NO WARRANTY.")
log.info("This is free software, and you are welcome to distribute it")
log.info("under certain conditions. See COPYING file for more details.")
log.info("")
def log_title(program_name, version, show_ver=True): # TODO: Move to base/module/Module class
log.info("")
if show_ver:
log.info(log.bold("HP Linux Imaging and Printing System (ver. %s)" % prop.version))
else:
log.info(log.bold("HP Linux Imaging and Printing System"))
log.info(log.bold("%s ver. %s" % (program_name, version)))
log.info("")
log.info("Copyright (c) 2001-18 HP Development Company, LP")
log.info("This software comes with ABSOLUTELY NO WARRANTY.")
log.info("This is free software, and you are welcome to distribute it")
log.info("under certain conditions. See COPYING file for more details.")
log.info("")
def ireplace(old, search, replace):
regex = '(?i)' + re.escape(search)
return re.sub(regex, replace, old)
#
# Removes HTML or XML character references and entities from a text string.
#
def unescape(text):
def fixup(m):
text = m.group(0)
if text[:2] == "&#":
# character reference
try:
if text[:3] == "&#x":
#return unichr(int(text[3:-1], 16))
return chr(int(text[3:-1], 16))
else:
#return unichr(int(text[2:-1]))
return chr(int(text[2:-1]))
except ValueError:
pass
else:
# named entity
try:
#text = unichr(htmlentitydefs.name2codepoint[text[1:-1]])
text = chr(html_entities.name2codepoint[text[1:-1]])
except KeyError:
pass
return text # leave as is
return re.sub("&#?\w+;", fixup, text)
# Adds HTML or XML character references and entities from a text string
def escape(s):
if not isinstance(s, str):
s = to_unicode(s)
s = s.replace("&", "&")
for c in html_entities.codepoint2name:
if c != 0x26: # exclude &
s = s.replace(chr(c), "&%s;" % html_entities.codepoint2name[c])
for c in list(range(0x20)) + list(range(0x7f, 0xa0)):
s = s.replace(chr(c), "&#%d;" % c)
return s
#return tye: strings
#Return values.
# None --> on error.
# "terminal name"-->success
def get_terminal():
terminal_list=['gnome-terminal', 'konsole','x-terminal-emulator', 'xterm', 'gtkterm']
terminal_cmd = None
for cmd in terminal_list:
if which(cmd):
terminal_cmd = cmd +" -e "
log.debug("Available Terminal = %s " %terminal_cmd)
break
return terminal_cmd
#Return Type: bool
# Return values:
# True --> if it is older version
# False --> if it is same or later version.
def Is_HPLIP_older_version(installed_version, available_version):
if available_version == "" or available_version == None or installed_version == "" or installed_version == None:
log.debug("available_version is ''")
return False
installed_array=installed_version.split('.')
available_array=available_version.split('.')
log.debug("HPLIP Installed_version=%s Available_version=%s"%(installed_version,available_version))
cnt = 0
Is_older = False
pat=re.compile('''(\d{1,})([a-z]{1,})''')
try:
while cnt <len(installed_array) and cnt <len(available_array):
installed_ver_dig=0
installed_ver_alph=' '
available_ver_dig=0
available_ver_alph=' '
if pat.search(installed_array[cnt]):
installed_ver_dig = int(pat.search(installed_array[cnt]).group(1))
installed_ver_alph = pat.search(installed_array[cnt]).group(2)
else:
installed_ver_dig = int(installed_array[cnt])
if pat.search(available_array[cnt]):
available_ver_dig = int(pat.search(available_array[cnt]).group(1))
available_ver_alph = pat.search(available_array[cnt]).group(2)
else:
available_ver_dig = int(available_array[cnt])
if (installed_ver_dig < available_ver_dig):
Is_older = True
break
elif (installed_ver_dig > available_ver_dig):
log.debug("Already new verison is installed")
return False
#checking sub minor versions .. e.g "3.12.10a" vs "3.12.10".... "3.12.10a" --> latest
else:
if (installed_ver_alph.lower() < available_ver_alph.lower()):
Is_older = True
break
elif (installed_ver_alph.lower() > available_ver_alph.lower()):
log.debug("Already new verison is installed")
return False
cnt += 1
# To check version is installed. e.g. "3.12.10" vs "3.12.10.1".... "3.12.10.1"-->latest
if Is_older is False and len(installed_array) < len(available_array):
Is_older = True
except:
log.error("Failed to get the latest version. Check out %s for manually installing latest version of HPLIP."%HPLIP_WEB_SITE)
return False
return Is_older
def downLoad_status(count, blockSize, totalSize):
percent = int(count*blockSize*100/totalSize)
if count != 0:
sys.stdout.write("\b\b\b")
sys.stdout.write("%s" %(log.color("%2d%%"%percent, 'bold')))
sys.stdout.flush()
def chunk_write(response, out_fd, chunk_size =8192, status_bar = downLoad_status):
if response.info() and response.info().get('Content-Length'):
total_size = int(response.info().get('Content-Length').strip())
else:
log.debug("Ignoring progres bar")
status_bar = None
bytes_so_far = 0
while 1:
chunk = response.read(chunk_size)
if not chunk:
break
out_fd.write(chunk)
bytes_so_far += len(chunk)
if status_bar:
status_bar(bytes_so_far, 1, total_size)
# Return Values. Sts, outFile
# Sts = 0 --> Success
# other thatn 0 --> Fail
# outFile = downloaded Filename.
# empty file on Failure case
def download_from_network(weburl, outputFile = None, useURLLIB=False):
retValue = -1
if weburl == "" or weburl is None:
log.error("URL is empty")
return retValue, ""
if outputFile is None:
fp, outputFile = make_temp_file()
try:
if useURLLIB is False:
wget = which("wget")
if wget:
wget = os.path.join(wget, "wget")
status, output = run("%s --cache=off --tries=3 --timeout=60 --output-document=%s %s" %(wget, outputFile, weburl))
if status:
log.error("Failed to connect to HPLIP site. Error code = %d" %status)
return retValue, ""
else:
useURLLIB = True
if useURLLIB:
#sys.stdout.write("Download in progress..........")
try:
response = urllib2_request.urlopen(weburl)
file_fd = open(outputFile, 'wb')
chunk_write(response, file_fd)
file_fd.close()
except urllib2_error.URLError as e:
log.error("Failed to open URL: %s" % weburl)
return retValue, ""
except IOError as e:
log.error("I/O Error: %s" % e.strerror)
return retValue, ""
if not os.path.exists(outputFile):
log.error("Failed to get hplip version/ %s file not found."%hplip_version_file)
return retValue, ""
return 0, outputFile
class Sync_Lock:
def __init__(self, filename):
self.Lock_filename = filename
self.handler = open(self.Lock_filename, 'w')
# Wait for another process to release resource and acquires the resource.
def acquire(self):
fcntl.flock(self.handler, fcntl.LOCK_EX)
def release(self):
fcntl.flock(self.handler, fcntl.LOCK_UN)
def __del__(self):
self.handler.close()
def sendEvent(event_code,device_uri, printer_name, username="", job_id=0, title="", pipe_name=''):
if not dbus_avail:
log.debug("Failed to import dbus, lowlevel")
return
log.debug("send_message() entered")
args = [device_uri, printer_name, event_code, username, job_id, title, pipe_name]
msg = lowlevel.SignalMessage(path='/', interface=DBUS_SERVICE, name='Event')
msg.append(signature='ssisiss', *args)
SystemBus().send_message(msg)
log.debug("send_message() returning")
def expand_list(File_exp):
File_list = glob.glob(File_exp)
if File_list:
File_list_str = ' '.join(File_list)
return File_list, File_list_str
else:
return [],""
def unchunck_xml_data(src_data):
index = 0
dst_data=""
# src_data contains HTTP data + xmlpayload. delimter is '\r\n\r\n'.
while 1:
if src_data.find('\r\n\r\n') != -1:
src_data = src_data.split('\r\n\r\n', 1)[1]
if not src_data.startswith("HTTP"):
break
else:
return dst_data
if len(src_data) <= 0:
return dst_data
#If xmlpayload doesn't have chuncksize embedded, returning same xml.
if src_data[index] == '<':
dst_data = src_data
else: # Removing chunck size from xmlpayload
try:
while index < len(src_data):
buf_len = 0
while src_data[index] == ' ' or src_data[index] == '\r' or src_data[index] == '\n':
index = index +1
while src_data[index] != '\n' and src_data[index] != '\r':
buf_len = buf_len *16 + int(src_data[index], 16)
index = index +1
if buf_len == 0:
break;
dst_data = dst_data+ src_data[index:buf_len+index+2]
index = buf_len + index + 2 # 2 for after size '\r\n' chars.
except IndexError:
pass
return dst_data
#check_user_groups function checks required groups and returns missing list.
#Input:
# required_grps_str --> required groups from distro.dat
# avl_grps --> Current groups list (as a string) for this user.
# Output:
# result --> Returns True, if required groups are present
# --> Returns False, if required groups are not present
# missing_groups_str --> Returns the missing groups list (as a string)
#
def check_user_groups(required_grps_str, avl_grps):
result = False
exp_grp_list=[]
exp_pat =re.compile('''.*-G(.*)''')
if required_grps_str and exp_pat.search(required_grps_str):
grps = exp_pat.search(required_grps_str).group(1)
grps =re.sub(r'\s', '', str(grps))
exp_grp_list = grps.split(',')
else:
exp_grp_list.append('lp')
log.debug("Requied groups list =[%s]"%exp_grp_list)
avl_grps = avl_grps.rstrip('\r\n')
grp_list= avl_grps.split(' ')
for g in grp_list:
grp_index = 0
for p in exp_grp_list:
if g == p:
del exp_grp_list[grp_index]
break
grp_index +=1
if len(exp_grp_list) == 0:
result = True
missing_groups_str=''
for a in exp_grp_list:
if missing_groups_str:
missing_groups_str += ','
missing_groups_str += a
return result ,missing_groups_str
def check_library( so_file_path):
ret_val = False
if not os.path.exists(so_file_path):
log.debug("Either %s file is not present or symbolic link is missing" %(so_file_path))
else:
# capturing real file path
if os.path.islink(so_file_path):
real_file = os.path.realpath(so_file_path)
else:
real_file = so_file_path
if not os.path.exists(real_file):
log.debug("%s library file is missing." % (real_file))
elif (os.stat(so_file_path).st_mode & 72) != 72:
log.debug("%s library file doesn't have user/group execute permission." % (so_file_path))
else:
log.debug("%s library file present." % (so_file_path))
ret_val = True
log.debug("%s library status: %d" % (so_file_path, ret_val))
return ret_val
def download_via_wget(target, head=False):
status = -1
wget = which("wget")
if target and wget:
wget = os.path.join(wget, "wget")
cmd = "%s --cache=off --tries=3 --timeout=60 --output-document=- %s" % (wget, target)
if head:
cmd += " --spider -S"
log.debug(cmd)
status, output = run(cmd)
log.debug("wget returned: %d" % status)
else:
log.debug("wget not found")
return status
def download_via_curl(target, head=False):
status = -1
curl = which("curl")
if target and curl:
curl = os.path.join(curl, "curl")
cmd = "%s --output - --connect-timeout 5 --max-time 10 %s" % (curl, target)
if head:
cmd += " --head"
log.debug(cmd)
status, output = run(cmd)
log.debug("curl returned: %d" % status)
else:
log.debug("curl not found")
return status
def check_network_via_ping(target):
status = -1
ping = which("ping")
if target and ping:
ping = os.path.join(ping, "ping")
cmd = "%s -c1 -W1 -w10 %s" % (ping, target)
log.debug(cmd)
status, output = run(cmd)
log.debug("ping returned: %d" % status)
else:
log.debug("ping not found")
return status
def check_network_connection(url=HTTP_CHECK_TARGET, ping_server=PING_CHECK_TARGET):
status = download_via_wget(url, head=True)
if (status != 0):
status = download_via_curl(url, head=True)
if (status != 0):
status = check_network_via_ping(ping_server)
return (status == 0)
#Expands '*' in File/Dir names.
def expandList(Files_List, prefix_dir=None):
Expanded_Files_list=[]
for f in Files_List:
if prefix_dir:
f= prefix_dir + '/' + f
if '*' in f:
f_full = glob.glob(f)
for file in f_full:
Expanded_Files_list.append(file)
else:
Expanded_Files_list.append(f)
return Expanded_Files_list
def compare(x, y):
try:
return cmp(float(x), float(y))
except ValueError:
return cmp(x, y)
def check_pkg_mgr( package_mgrs = None):
if package_mgrs is not None:
log.debug("Searching for '%s' in running processes..." % package_mgrs)
for p in package_mgrs:
status,process = Is_Process_Running(p)
if status is True:
for pid in process:
log.debug("Found: %s (%s)" % (process[pid], pid))
return (pid, process[pid])
log.debug("Not found")
return (0, '')
# checks if given process is running.
#return value:
# True or False
# None - if process is not running
# grep output - if process is running
def Is_Process_Running(process_name):
if not process_name:
return False, {}
try:
process = {}
p1 = Popen(["ps", "-w", "-w", "aux"], stdout=PIPE)
p2 = Popen(["grep", process_name], stdin=p1.stdout, stdout=PIPE)
p3 = Popen(["grep", "-v", "grep"], stdin=p2.stdout, stdout=PIPE)
output = p3.communicate()[0]
log.debug("Is_Process_Running output = %s " %output)
if output:
for p in output.splitlines():
cmd = "echo '%s' | awk {'print $2'}" %p
status,pid = subprocess.getstatusoutput(cmd)
cmd = "echo '%s' | awk {'print $11,$12'}" %p
status,cmdline = subprocess.getstatusoutput(cmd)
if pid :
process[pid] = cmdline
return True, process
else:
return False, {}
except Exception as e:
log.error("Execution failed: process Name[%s]" %process_name)
print >>sys.stderr, "Execution failed:", e
return False, {}
def remove(path, passwordObj = None, cksudo = False):
cmd= RMDIR + " " + path
if cksudo and passwordObj:
cmd= passwordObj.getAuthCmd() %cmd
log.debug("Removing %s cmd = %s " %(path, cmd))
status, output = run(cmd, passwordObj)
if 0 != status:
log.debug("Failed to remove=%s "%path)
# This is operator overloading function for compare..
def cmp_to_key(mycmp):
'Convert a cmp= function into a key= function'
class K(object):
def __init__(self, obj, *args):
self.obj = obj
def __lt__(self, other):
return mycmp(self.obj, other.obj) < 0
def __gt__(self, other):
return mycmp(self.obj, other.obj) > 0
def __eq__(self, other):
return mycmp(self.obj, other.obj) == 0
def __le__(self, other):
return mycmp(self.obj, other.obj) <= 0
def __ge__(self, other):
return mycmp(self.obj, other.obj) >= 0
def __ne__(self, other):
return mycmp(self.obj, other.obj) != 0
return K
# This is operator overloading function for compare.. for level functionality.
def levelsCmp(x, y):
return (x[1] > y[1]) - (x[1] < y[1]) or (x[3] > y[3]) - (x[3] < y[3])
def find_pip():
'''Determine the pip command syntax available for a particular distro.
since it varies across distros'''
if which('pip-%s'%(str(MAJ_VER)+'.'+str(MIN_VER))):
return 'pip-%s'%(str(MAJ_VER)+'.'+str(MIN_VER))
elif which('pip-%s'%str(MAJ_VER)):
return 'pip-%s'%str(MAJ_VER)
elif which('pip%s'%str(MAJ_VER)):
return 'pip%s'%str(MAJ_VER)
elif which('pip%s'%(str(MAJ_VER)+'.'+str(MIN_VER))):
return 'pip%s'%(str(MAJ_VER)+'.'+str(MIN_VER))
elif which('pip-python%s'%str(MAJ_VER)):
return 'pip-python%s'%str(MAJ_VER)
elif which('pip-python'):
return 'pip-python'
else:
log.error("python pip command not found. Please install '%s' package(s) manually"%depends_to_install_using_pip)
def check_lan():
try:
x = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
x.connect(('1.2.3.4', 56))
x.close()
return True
except socket.error:
return False
def extract_xml_chunk(data):
if data.find('\r\n\r\n'):
index = data.find('\r\n\r\n')
data = data[index+4:]
if data[0:1] != '<': # Check for source encoding chunked or content length in http respose header.
size = -1
temp = ""
while size:
index = data.find('\r\n')
size = int(data[0:index+1], 16)
temp = temp + data[index+2:index+2+size]
data = data[index+2+size+2:len(data)]
data = temp
return data
def checkPyQtImport45():
try:
import PyQt5
return "PyQt5"
except ImportError as e:
log.debug(e)
try:
import PyQt4
return "PyQt4"
except ImportError as e:
log.debug(e)
raise ImportError("GUI Modules PyQt4 and PyQt5 are not installed")
def ui_status():
_ui_status = ""
try:
_ui_status = checkPyQtImport45()
log.note("Using GUI Module %s" % _ui_status)
return _ui_status
except ImportError as e:
log.error(e)
def import_dialog(ui_toolkit):
if ui_toolkit == "qt4":
try:
from PyQt4.QtGui import QApplication
log.debug("Using PyQt4")
return (QApplication, "ui4")
except ImportError as e:
log.error(e)
sys.exit(1)
elif ui_toolkit == "qt5":
try:
from PyQt5.QtWidgets import QApplication
log.debug("Using PyQt5")
return (QApplication, "ui5")
except ImportError as e:
log.error(e)
sys.exit(1)
else:
log.error("Unable to load Qt support. Is it installed?")
sys.exit(1)
def dyn_import_mod(mod_name_as_str):
components = mod_name_as_str.split('.')
mod = __import__(mod_name_as_str)
for comp in components[1:]:
mod = getattr(mod, comp)
return mod