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# elog/mod_save_summary.py - elog dispatch module
# Copyright 2006-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
import errno
import io
import time
import portage
from portage import os
from portage import _encodings
from portage import _unicode_decode
from portage import _unicode_encode
from portage.data import portage_gid, portage_uid
from portage.localization import _
from portage.package.ebuild.prepare_build_dirs import _ensure_log_subdirs
from portage.util import apply_permissions, ensure_dirs, normalize_path
def process(mysettings, key, logentries, fulltext):
if mysettings.get("PORTAGE_LOGDIR"):
logdir = normalize_path(mysettings["PORTAGE_LOGDIR"])
else:
logdir = os.path.join(
os.sep, mysettings["EPREFIX"].lstrip(os.sep), "var", "log", "portage"
)
if not os.path.isdir(logdir):
# Only initialize group/mode if the directory doesn't
# exist, so that we don't override permissions if they
# were previously set by the administrator.
# NOTE: These permissions should be compatible with our
# default logrotate config as discussed in bug 374287.
logdir_uid = -1
if portage.data.secpass >= 2:
logdir_uid = portage_uid
ensure_dirs(logdir, uid=logdir_uid, gid=portage_gid, mode=0o2770)
elogdir = os.path.join(logdir, "elog")
_ensure_log_subdirs(logdir, elogdir)
# TODO: Locking
elogfilename = elogdir + "/summary.log"
try:
elogfile = io.open(
_unicode_encode(elogfilename, encoding=_encodings["fs"], errors="strict"),
mode="a",
encoding=_encodings["content"],
errors="backslashreplace",
)
except IOError as e:
func_call = "open('%s', 'a')" % elogfilename
if e.errno == errno.EACCES:
raise portage.exception.PermissionDenied(func_call)
elif e.errno == errno.EPERM:
raise portage.exception.OperationNotPermitted(func_call)
elif e.errno == errno.EROFS:
raise portage.exception.ReadOnlyFileSystem(func_call)
else:
raise
# Copy group permission bits from parent directory.
elogdir_st = os.stat(elogdir)
elogdir_gid = elogdir_st.st_gid
elogdir_grp_mode = 0o060 & elogdir_st.st_mode
# Copy the uid from the parent directory if we have privileges
# to do so, for compatibility with our default logrotate
# config (see bug 378451). With the "su portage portage"
# directive and logrotate-3.8.0, logrotate's chown call during
# the compression phase will only succeed if the log file's uid
# is portage_uid.
logfile_uid = -1
if portage.data.secpass >= 2:
logfile_uid = elogdir_st.st_uid
apply_permissions(
elogfilename, uid=logfile_uid, gid=elogdir_gid, mode=elogdir_grp_mode, mask=0
)
time_fmt = "%Y-%m-%d %H:%M:%S %Z"
time_str = time.strftime(time_fmt, time.localtime(time.time()))
# Avoid potential UnicodeDecodeError in Python 2, since strftime
# returns bytes in Python 2, and %Z may contain non-ascii chars.
time_str = _unicode_decode(
time_str, encoding=_encodings["content"], errors="replace"
)
elogfile.write(
_(
">>> Messages generated by process "
"%(pid)d on %(time)s for package %(pkg)s:\n\n"
)
% {"pid": portage.getpid(), "time": time_str, "pkg": key}
)
elogfile.write(_unicode_decode(fulltext))
elogfile.write("\n")
elogfile.close()
return elogfilename
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