diff options
Diffstat (limited to 'src/lib/Logging.py')
| -rw-r--r-- | src/lib/Logging.py | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/src/lib/Logging.py b/src/lib/Logging.py deleted file mode 100644 index 429538090..000000000 --- a/src/lib/Logging.py +++ /dev/null @@ -1,155 +0,0 @@ -'''Bcfg2 logging support''' -__revision__ = '$Revision$' - -import copy, fcntl, logging, logging.handlers, math, socket, struct, sys, termios, types - -logging.raiseExceptions=0 - -def print_attributes(attrib): - ''' Add the attributes for an element''' - return ' '.join(['%s="%s"' % data for data in attrib.iteritems()]) - -def print_text(text): - ''' Add text to the output (which will need normalising ''' - charmap = {'<':'<', '>':'>', '&':'&'} - return ''.join([charmap.get(char, char) for char in text]) + '\n' - -def xml_print(element, running_indent=0, indent=4): - ''' Add an element and its children to the return string ''' - if (len(element.getchildren()) == 0) and (not element.text): - ret = (' ' * running_indent) - ret += '<%s %s/>\n' % (element.tag, print_attributes(element.attrib)) - else: - child_indent = running_indent + indent - ret = (' ' * running_indent) - ret += '<%s%s>\n' % (element.tag, print_attributes(element)) - if element.text: - ret += (' '* child_indent) + print_text(element.text) - for child in element.getchildren(): - ret += xml_print(child, child_indent, indent) - ret += (' ' * running_indent) + '</%s>\n' % (element.tag) - if element.tail: - ret += (' ' * child_indent) + print_text(element.tail) - return ret - -class TermiosFormatter(logging.Formatter): - '''The termios formatter displays output in a terminal-sensitive fashion''' - - def __init__(self, fmt=None, datefmt=None): - logging.Formatter.__init__(self, fmt, datefmt) - if sys.stdout.isatty(): - # now get termios info - try: - self.width = struct.unpack('hhhh', fcntl.ioctl(0, termios.TIOCGWINSZ, - "\000"*8))[1] - if self.width == 0: - self.width = 80 - except: - self.width = 80 - else: - # output to a pipe - self.width = 32768 - - def format(self, record): - '''format a record for display''' - returns = [] - line_len = self.width - if type(record.msg) in types.StringTypes: - for line in record.msg.split('\n'): - if len(line) <= line_len: - returns.append(line) - else: - inner_lines = int(math.floor(float(len(line)) / line_len))+1 - for i in xrange(inner_lines): - returns.append("%s" % (line[i*line_len:(i+1)*line_len])) - elif type(record.msg) == types.ListType: - if not record.msg: - return '' - record.msg.sort() - msgwidth = self.width - columnWidth = max([len(item) for item in record.msg]) - columns = int(math.floor(float(msgwidth) / (columnWidth+2))) - lines = int(math.ceil(float(len(record.msg)) / columns)) - for lineNumber in xrange(lines): - indices = [idx for idx in [(colNum * lines) + lineNumber - for colNum in range(columns)] if idx < len(record.msg)] - format = (len(indices) * (" %%-%ds " % columnWidth)) - returns.append(format % tuple([record.msg[idx] for idx in indices])) - #elif type(record.msg) == lxml.etree._Element: - # returns.append(str(xml_print(record.msg))) - else: - returns.append(str(record.msg)) - if record.exc_info: - returns.append(self.formatException(record.exc_info)) - return '\n'.join(returns) - -class FragmentingSysLogHandler(logging.handlers.SysLogHandler): - '''This handler fragments messages into chunks smaller than 250 characters''' - - def __init__(self, procname, path, facility): - self.procname = procname - self.unixsocket = False - logging.handlers.SysLogHandler.__init__(self, path, facility) - - def emit(self, record): - '''chunk and deliver records''' - record.name = self.procname - if str(record.msg) > 250: - msgs = [] - error = record.exc_info - record.exc_info = None - msgdata = record.msg - while msgdata: - newrec = copy.deepcopy(record) - newrec.msg = msgdata[:250] - msgs.append(newrec) - msgdata = msgdata[250:] - msgs[0].exc_info = error - else: - msgs = [record] - while msgs: - newrec = msgs.pop() - msg = self.log_format_string % (self.encodePriority(self.facility, - newrec.levelname.lower()), self.format(newrec)) - try: - self.socket.send(msg) - except socket.error: - while True: - try: - if isinstance(self.address, types.TupleType): - self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) - else: - self.socket = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM) - self.socket.connect(self.address) - break - except socket.error: - continue - self.socket.send("Reconnected to syslog") - self.socket.send(msg) - -def setup_logging(procname, to_console=True, to_syslog=True, syslog_facility='daemon', level=0): - '''setup logging for bcfg2 software''' - if hasattr(logging, 'already_setup'): - return - # add the handler to the root logger - if to_console: - console = logging.StreamHandler(sys.stdout) - console.setLevel(logging.DEBUG) - # tell the handler to use this format - console.setFormatter(TermiosFormatter()) - logging.root.addHandler(console) - if to_syslog: - try: - try: - syslog = FragmentingSysLogHandler(procname, '/dev/log', syslog_facility) - except socket.error: - syslog = FragmentingSysLogHandler(procname, ('localhost', 514), syslog_facility) - syslog.setLevel(logging.DEBUG) - syslog.setFormatter(logging.Formatter('%(name)s[%(process)d]: %(message)s')) - logging.root.addHandler(syslog) - except socket.error: - logging.root.error("failed to activate syslogging") - except: - print "Failed to activate syslogging" - logging.root.setLevel(level) - logging.already_setup = True |