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import time
import six
from netlib import strutils, human
def write_raw(fp, lines, timestamp=True):
if fp:
if timestamp:
fp.write(human.format_timestamp(time.time()))
for i in lines:
fp.write(i)
fp.write("\n")
fp.flush()
class LogCtx(object):
def __init__(self, fp, hex, timestamp, rfile, wfile):
self.lines = []
self.fp = fp
self.suppressed = False
self.hex = hex
self.timestamp = timestamp
self.rfile, self.wfile = rfile, wfile
def __enter__(self):
if self.wfile:
self.wfile.start_log()
if self.rfile:
self.rfile.start_log()
return self
def __exit__(self, exc_type, exc_value, traceback):
wlog = self.wfile.get_log() if self.wfile else None
rlog = self.rfile.get_log() if self.rfile else None
if self.suppressed or not self.fp:
return
if wlog:
self("Bytes written:")
self.dump(wlog, self.hex)
if rlog:
self("Bytes read:")
self.dump(rlog, self.hex)
if self.lines:
write_raw(
self.fp,
[
"\n".join(self.lines),
],
timestamp = self.timestamp
)
if exc_value:
six.reraise(exc_type, exc_value, traceback)
def suppress(self):
self.suppressed = True
def dump(self, data, hexdump):
if hexdump:
for line in strutils.hexdump(data):
self("\t%s %s %s" % line)
else:
data = strutils.native(
strutils.escape_control_characters(
data
.decode("ascii", "replace")
.replace(u"\ufffd", u".")
)
)
for i in data.split("\n"):
self("\t%s" % i)
def __call__(self, line):
self.lines.append(line)
class ConnectionLogger:
def __init__(self, fp, hex, timestamp, rfile, wfile):
self.fp = fp
self.hex = hex
self.rfile, self.wfile = rfile, wfile
self.timestamp = timestamp
def ctx(self):
return LogCtx(self.fp, self.hex, self.timestamp, self.rfile, self.wfile)
def write(self, lines):
write_raw(self.fp, lines, timestamp=self.timestamp)
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