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# adtlog is part of autopkgtest
# autopkgtest is a tool for testing Debian binary packages
#
# autopkgtest is Copyright (C) 2006-2014 Canonical Ltd.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
# See the file CREDITS for a full list of credits information (often
# installed as /usr/share/doc/autopkgtest/CREDITS).
import sys
import time
import errno
import os
summary_stream = None
verbosity = 1 # 0: quiet (warning/error only), 1: info, 2: debug
enable_colors = None
def log(message, level, prefix="", timestamp=False, color=None):
"""Write a log message to stderr"""
if level > verbosity:
return
# needs lazy initialization as it may be redirected to tee
global enable_colors
if enable_colors is None:
enable_colors = os.isatty(sys.stderr.fileno())
head = sys.argv[0].split("/")[-1]
if timestamp:
head += " [%s]: " % time.strftime("%H:%M:%S")
else:
head += ": "
if prefix:
head += prefix + ": "
out = (head + message + "\n").encode("UTF-8")
if color is not None and enable_colors:
out = b"\033[3" + chr(47 + color).encode() + b"m" + out + b"\033[0m"
# we sometimes hit EAGAIN here, try a few times
retries = 10
while retries >= 0:
try:
sys.stderr.buffer.write(out)
break
except IOError as e:
if e.errno == errno.EAGAIN:
retries -= 1
time.sleep(0.05)
else:
raise
sys.stderr.buffer.flush()
def error(message):
log(message, 0, prefix="ERROR", timestamp=True, color=2)
def warning(message):
log(message, 0, prefix="WARNING", color=5)
def info(message):
log(message, 1, timestamp=True, color=4)
def debug(message):
log(message, 2, prefix="DBG", timestamp=False, color=8)
def psummary(m):
if summary_stream is not None:
summary_stream.write(m.encode("UTF-8"))
summary_stream.write(b"\n")
def preport(m):
sys.stdout.buffer.write(m.encode("UTF-8"))
sys.stdout.buffer.write(b"\n")
sys.stdout.buffer.flush()
psummary(m)
def report(tname, result):
preport("%-20s %s" % (tname, result))
#
# Errors
#
class TestbedFailure(RuntimeError):
pass
class BadPackageError(RuntimeError):
pass
class AutopkgtestError(RuntimeError):
pass
def bomb(m):
raise AutopkgtestError(m)
def badpkg(m):
raise BadPackageError(m)
class AptError(Exception):
pass
class AptPermanentError(AptError):
pass
class AptDownloadError(AptError):
pass
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