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#!/usr/bin/python
# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import os
import sys
from argparse import ArgumentParser
import dbus
import dbus.lowlevel
import problem
import report
from reportclient import (RETURN_OK,
RETURN_FAILURE,
RETURN_CANCEL_BY_USER,
RETURN_STOP_EVENT_RUN,
log1,
set_verbosity)
CD_DUMPDIR = "Directory"
FILENAME_PACKAGE = "package"
FILENAME_UID = "uid"
FILENAME_UUID = "uuid"
FILENAME_DUPHASH = "duphash"
def run_autoreport(problem_data, event_name):
"""Runs autoreporting event
Requires CD_DUMPDIR key in problem_data.
Keyword arguments:
problem_data -- problem data of notified problems
Returns None as it raises an exception on error
Raises:
KeyError -- if any of required elements is missing
RuntimeError -- if event run fails
"""
dir_name = problem_data.get(CD_DUMPDIR)
if dir_name is None:
raise KeyError(CD_DUMPDIR)
log1("Running autoreporting event: '{0}'".format(event_name))
res = report.run_event_state()
ret = res.run_event_on_dir_name(dir_name[0], event_name)
if res.children_count == 0 and ret == 0:
raise RuntimeError("No processing is specified for event '{0}'"
.format(event_name))
if not ret in [RETURN_OK, RETURN_CANCEL_BY_USER, RETURN_STOP_EVENT_RUN]:
raise RuntimeError("Event '{0}' exited with {1}"
.format(event_name, ret))
def emit_crash_dbus_signal(problem_data):
"""Emits a Crash signal on D-Bus Problem bus
Emits a signal with 5 members:
package -- value of 'package' element in problem_data
problem_id -- value of 'Directory' element in problem_data
uid -- empty string if 'uid' element is not present in problem_data
uuid -- empty string if 'uuid' element is not present in problem_data
duphash -- empty string if 'duphash' element is not present in problem_data
Keyword arguments:
problem_data -- problem data of notified problems
Returns None as it raises an exception on error
Raises:
RuntimeError -- for all D-Bus related errors
KeyError -- if any of required elements is missing
"""
bus = None
try:
bus = dbus.SystemBus()
msg = dbus.lowlevel.SignalMessage("/org/freedesktop/problems",
"org.freedesktop.problems", "Crash")
# List of tuples where the first member is element name and the second
# member is a Boolean flag which is True if the element is required
arguments = ((FILENAME_PACKAGE, True), (CD_DUMPDIR, True),
(FILENAME_UID, False), (FILENAME_UUID, False),
(FILENAME_DUPHASH, False))
for elem in arguments:
itm = problem_data.get(elem[0])
if itm is None:
if elem[1]:
raise KeyError(elem[0])
msg.append("", signature="s")
else:
msg.append(itm[0], signature="s")
bus.send_message(msg)
except dbus.exceptions.DBusException as ex:
raise RuntimeError("Failed to emit D-Bus Crash signal: {0}"
.format(ex.message))
finally:
if bus is not None:
bus.close()
def build_notification_problem_data(problem_dir):
"""Loads all necessary problem elements
Problem dump directory must contain 'package' element.
Keyword arguments:
problem_dir -- an absolute file system path problem directory
Returns an instance of report.problem_data
Raises:
ValueError -- if problem_dir is not an absolute path, if problem_dir cannot
be opened and if any required problem element is missing.
"""
if not os.path.isabs(problem_dir):
raise ValueError("problem directory must be absolute path")
prblm_dt = report.problem_data()
try:
dump_dir = report.dd_opendir(problem_dir, report.DD_OPEN_READONLY)
if not dump_dir:
raise ValueError("cannot open problem directory")
dd_load_flag = (report.DD_LOAD_TEXT_RETURN_NULL_ON_FAILURE
| report.DD_FAIL_QUIETLY_ENOENT)
package = dump_dir.load_text(FILENAME_PACKAGE, dd_load_flag)
if not package:
raise ValueError("problem directory misses '{0}'"
.format(FILENAME_PACKAGE))
pd_add_flag = report.CD_FLAG_TXT | report.CD_FLAG_ISNOTEDITABLE
prblm_dt.add(FILENAME_PACKAGE, package, pd_add_flag)
prblm_dt.add(CD_DUMPDIR, problem_dir, pd_add_flag)
for element in (FILENAME_UID, FILENAME_UUID, FILENAME_DUPHASH):
val = dump_dir.load_text(element, dd_load_flag)
if val is not None:
prblm_dt.add(element, val, pd_add_flag)
finally:
dump_dir.close()
return prblm_dt
if __name__ == "__main__":
CMDARGS = ArgumentParser(
description=("Announce a new or duplicated problem via"
" all accessible channels"),
epilog=("Reads the default configuration from 'abrt.conf' file"))
CMDARGS.add_argument("-d", "--problem-dir",
type=str, required=True,
help="An absolute path to a new or duplicated problem directory")
CMDARGS.add_argument("-v", "--verbose",
action="count", dest="verbose", default=0,
help="Be verbose")
CMDARGS.add_argument("-a", "--autoreporting",
action="store_true", dest="autoreporting", default=False,
help="Force to run autoreporting event")
CMDARGS.add_argument("-e", "--autoreporting-event",
type=str, dest="autoreporting_event",
help="Overwrite autoreporting event name")
OPTIONS = CMDARGS.parse_args()
DIR_PATH = OPTIONS.problem_dir
verbose = 0
ABRT_VERBOSE = os.getenv("ABRT_VERBOSE")
if ABRT_VERBOSE:
try:
verbose = int(ABRT_VERBOSE)
except:
pass
verbose += OPTIONS.verbose
set_verbosity(verbose)
os.environ["ABRT_VERBOSE"] = str(verbose)
try:
conf = problem.load_conf_file("abrt.conf")
except OSError as ex:
sys.stderr.write("{0}".format(str(ex)))
sys.exit(RETURN_FAILURE)
try:
PD = build_notification_problem_data(DIR_PATH)
except ValueError as ex:
sys.stderr.write("Cannot notify '{0}': {1}\n".
format(DIR_PATH, ex.message))
sys.exit(RETURN_FAILURE)
# The execution must continue because we should try to notify via all
# configured channels. One of them might work properly.
return_status = RETURN_OK
try:
emit_crash_dbus_signal(PD)
except RuntimeError as ex:
sys.stderr.write("Cannot notify '{0}' via D-Bus: {1}\n".
format(DIR_PATH, ex.message))
return_status = RETURN_FAILURE
except KeyError as ex:
# this is a bug in build_notification_problem_data()
sys.stderr.write("BUG: problem data misses required element '{0}'"
" required for D-Bus notification\n"
.format(ex.message))
return_status = RETURN_FAILURE
if OPTIONS.autoreporting or conf.get("AutoreportingEnabled", "no") == "yes":
event_name = OPTIONS.autoreporting_event
if not event_name:
if "AutoreportingEvent" in conf:
event_name = conf["AutoreportingEvent"]
else:
sys.stderr.write("Autoreporting event is not configured\n")
return_status = RETURN_FAILURE
if event_name:
try:
run_autoreport(PD, event_name)
except RuntimeError as ex:
sys.stderr.write("Cannot notify '{0}' via uReport: {1}\n".
format(DIR_PATH, ex.message))
return_status = RETURN_FAILURE
except KeyError as ex:
# this is a bug in build_notification_problem_data()
sys.stderr.write(
"BUG: problem data misses required element '{0}'"
" required for uReport notification\n".format(ex.message))
return_status = RETURN_FAILURE
sys.exit(return_status)