def process(self, data):
mailpath, filename = self.get_paths(data)
## First check integrity
error = None
if not access(mailpath, F_OK | R_OK | W_OK):
error = 'No access to mailpath'
try:
makedirs(mailpath, 0700)
error = None
except:
t, val, tb = exc_info()
del tb
error = '%s: %s' % (t, val)
self.LOG(E_ERR, 'Filesystem Backend: Cannot create storage directory: ' + str(val))
if error is not None:
return 0, 443, error
if self.compression is not None:
name = '%d-%d.eml' % (data['year'], data['pid'])
comp = CompressedFile(compressor=self.compression[0], ratio=self.compression[1], name=name)
comp.write(data['mail'])
data['mail'] = comp.getdata()
comp.close()
try:
fd = open(filename, 'wb')
fd.write(data['mail'])
fd.flush()
fd.close()
self.LOG(E_TRACE, 'Filesystem Backend: wrote ' + filename)
return BACKEND_OK
except:
t, val, tb = exc_info()
del tb
self.LOG(E_ERR, 'Filesystem Backend: Cannot write mail file: ' + str(val))
return 0, 443, '%s: %s' % (t, val)
