Source Code for Module up2date_client.up2dateLog

 1  # 
 2   
 3  import time 
 4  import traceback 
 5  from rhn.i18n import ustr, sstr 
 6  from up2date_client import config 
 7   
 8 -class Log: 
 9      """ 
10      attempt to log all interesting stuff, namely, anything that hits 
11      the network any error messages, package installs, etc 
12      """ # " emacs sucks 
13 -    def __init__(self): 
14          self.app = "up2date" 
15          self.cfg = config.initUp2dateConfig() 
16          self.log_info = '' 
17   
18 -    def set_app_name(self, name): 
19          self.app = str(name) 
20   
21 -    def log_debug(self, *args): 
22          if self.cfg["debug"] > 1: 
23              self.log_me("D: ", *args) 
24   
25 -    def log_me(self, *args): 
26          """General logging function. 
27          Eg: log_me("I am a banana.") 
28   
29          """ 
30          self.log_info = "[%s] %s" % (time.ctime(time.time()), self.app) 
31          s = u"" 
32          for i in args: 
33              # we really need unicode(str(i)) here, because i can be anything 
34              # from string or int to list, dict or even class 
35              i = ustr(str(i)) 
36              s += i 
37          if self.cfg["debug"] > 1: 
38              print(s) 
39          self.write_log(s) 
40   
41 -    def trace_me(self): 
42          self.log_info = "[%s] %s" % (time.ctime(time.time()), self.app) 
43          x = traceback.extract_stack() 
44          msg = ''.join(traceback.format_list(x)) 
45          self.write_log(msg) 
46   
47 -    def log_exception(self, logtype, value, tb): 
48          self.log_info = "[%s] %s" % (time.ctime(time.time()), self.app) 
49          output = ["\n"] # Accumulate the strings in a list 
50          output.append("Traceback (most recent call last):\n") 
51          output = output + traceback.format_list(traceback.extract_tb(tb)) 
52          output.append("%s: %s\n" % (logtype, value)) 
53          self.write_log("".join(output)) 
54   
55 -    def write_log(self, s): 
56   
57          log_name = self.cfg["logFile"] or "/var/log/up2date" 
58          log_file = open(log_name, 'a') 
59          msg = u"%s %s\n" % (ustr(self.log_info), ustr(s)) 
60          log_file.write(sstr(msg)) 
61          log_file.flush() 
62          log_file.close() 
63   
64 -def initLog(): 
65      global log 
66      try: 
67          log = log 
68      except NameError: 
69          log = None 
70   
71      if log == None: 
72          log = Log() 
73   
74      return log 
75