Source Code for Module src.rhn_log

 1  # 
 2  # Copyright (c) 2008--2016 Red Hat, Inc. 
 3  # 
 4  # This software is licensed to you under the GNU General Public License, 
 5  # version 2 (GPLv2). There is NO WARRANTY for this software, express or 
 6  # implied, including the implied warranties of MERCHANTABILITY or FITNESS 
 7  # FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2 
 8  # along with this software; if not, see 
 9  # http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. 
10  # 
11  # Red Hat trademarks are not licensed under GPLv2. No permission is 
12  # granted to use or replicate Red Hat trademarks that are incorporated 
13  # in this software or its documentation. 
14  # 
15   
16  import os 
17  import sys 
18  import time 
19  import traceback 
20  from rhn.i18n import bstr 
21   
22 -class Logger: 
23      debug_level = 1 
24      logfile = "/var/log/osad" 
25   
26 -    def set_logfile( self, logfile ): 
27          Logger.logfile = logfile 
28   
29 -    def log_debug(self, debug_level, *args): 
30          if debug_level <= self.debug_level: 
31              info_out =  ( 
32                  time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(time.time())), 
33                  self.get_caller(), 
34                  " ".join([str(x) for x in args]) 
35              ) 
36   
37              outstring = "%s %s: %s\n" % info_out 
38              sys.stdout.write( outstring ) 
39   
40              if not Logger.logfile is None: 
41                  try: 
42                      fd = os.open(Logger.logfile, os.O_APPEND | os.O_RDWR | os.O_CREAT, int("0600", 8)) 
43                      os.write(fd, bstr(outstring)) 
44                      os.close(fd) 
45                  except IOError: 
46                      raise 
47   
48 -    def set_debug_level(self, debug_level): 
49          Logger.debug_level = debug_level 
50   
51 -    def get_caller(self, caller_offset=4): 
52          tbStack = traceback.extract_stack() 
53          callid = len(tbStack) - caller_offset 
54          module = tbStack[callid] 
55          module_file = os.path.basename(module[0]) 
56          module_file = module_file.split('.', 1)[0] 
57          return "%s.%s" % (module_file, module[2]) 
58   
59 -    def log_error(self, *args): 
60          self.log_debug(0, *args) 
61          line = [str(x) for x in args] 
62          sys.stderr.write(" ".join(line)) 
63          sys.stderr.write("\n") 
64   
65 -    def die(self, error_code, *args): 
66          self.log_error(args) 
67          sys.exit(error_code) 
68   
69 -def set_logfile(*args): 
70      return Logger().set_logfile(*args) 
71   
72 -def set_debug_level(*args): 
73      return Logger().set_debug_level(*args) 
74   
75 -def get_debug_level(): 
76      return Logger().debug_level 
77   
78 -def log_debug(*args): 
79      return Logger().log_debug(*args) 
80   
81 -def log_error(*args): 
82      return Logger().log_error(*args) 
83   
84 -def die(error_code, *args): 
85      Logger().log_error(*args) 
86      sys.exit(error_code) 
87