forked from ScoDoc/ScoDoc
120 lines
3.2 KiB
Python
120 lines
3.2 KiB
Python
# -*- mode: python -*-
|
|
# -*- coding: utf-8 -*-
|
|
|
|
import os
|
|
import re
|
|
import inspect
|
|
import time
|
|
import traceback
|
|
from email.mime.multipart import MIMEMultipart
|
|
from email.mime.text import MIMEText
|
|
from email.header import Header
|
|
|
|
# Simple & stupid file logguer, used only to debug
|
|
# (logging to SQL is done in scolog)
|
|
|
|
|
|
LOG_FILENAME = "notes.log" # empty to disable logging
|
|
DEFAULT_LOG_DIR = "/tmp" # clients should call set_log_directory to change this
|
|
|
|
ALARM_DESTINATION = "emmanuel.viennet@univ-paris13.fr" # XXX a mettre en preference
|
|
|
|
|
|
class _logguer:
|
|
def __init__(self):
|
|
self.file = None
|
|
self.directory = None
|
|
self.set_log_directory(DEFAULT_LOG_DIR)
|
|
|
|
def set_log_directory(self, directory):
|
|
if self.directory != directory and self.file:
|
|
# changing directory when a log is already open: close it
|
|
self.file.close()
|
|
self.file = None
|
|
self.directory = directory
|
|
|
|
def _open(self):
|
|
if LOG_FILENAME:
|
|
path = os.path.join(self.directory, LOG_FILENAME)
|
|
self.file = open(path, "a")
|
|
self("new _logguer (%s)" % path)
|
|
else:
|
|
self.file = None # logging disabled
|
|
|
|
def __call__(self, msg):
|
|
if not self.file:
|
|
self._open()
|
|
if self.file:
|
|
dept = retreive_dept()
|
|
if dept:
|
|
dept = " (%s)" % dept
|
|
self.file.write(
|
|
"[%s]%s %s\n" % (time.strftime("%a %b %d %H:%M:%S %Y"), dept, msg)
|
|
)
|
|
# if not dept:
|
|
# import traceback
|
|
# traceback.print_stack(file=self.file) # hunt missing REQUESTS
|
|
|
|
self.file.flush()
|
|
|
|
|
|
log = _logguer()
|
|
|
|
|
|
def retreive_request(skip=0):
|
|
"""Try to retreive a REQUEST variable in caller stack.
|
|
This is a hack, used only in log functions.
|
|
"""
|
|
|
|
def search(frame):
|
|
if frame.f_locals.has_key("REQUEST"):
|
|
return frame.f_locals["REQUEST"]
|
|
if frame.f_back:
|
|
return search(frame.f_back)
|
|
else:
|
|
return None
|
|
|
|
frame = inspect.currentframe()
|
|
if frame: # not supported by all pythons
|
|
startframe = frame
|
|
while skip and startframe.f_back:
|
|
startframe = startframe.f_back
|
|
return search(startframe)
|
|
else:
|
|
return None
|
|
|
|
|
|
def retreive_dept():
|
|
"""Try to retreive departement (from REQUEST URL)"""
|
|
REQUEST = retreive_request()
|
|
if not REQUEST:
|
|
return ""
|
|
try:
|
|
url = REQUEST.URL
|
|
m = re.match(r"^.*ScoDoc/(\w+).*$", url)
|
|
return m.group(1)
|
|
except:
|
|
return ""
|
|
|
|
|
|
# Alarms by email:
|
|
def sendAlarm(context, subj, txt):
|
|
import sco_utils
|
|
import sco_emails
|
|
import sco_preferences
|
|
|
|
msg = MIMEMultipart()
|
|
subj = Header(subj, sco_utils.SCO_ENCODING)
|
|
msg["Subject"] = subj
|
|
msg["From"] = sco_preferences.get_preference(context, "email_from_addr")
|
|
msg["To"] = ALARM_DESTINATION
|
|
msg.epilogue = ""
|
|
txt = MIMEText(txt, "plain", sco_utils.SCO_ENCODING)
|
|
msg.attach(txt)
|
|
sco_emails.sendEmail(context, msg)
|
|
|
|
|
|
# Debug: log call stack
|
|
def logCallStack():
|
|
log("Call stack:\n" + "\n".join(x.strip() for x in traceback.format_stack()[:-1]))
|