Files
libguestfs/tests/journal/test-journal.py
Susant Sahani 7df1e9c359 tests: journal - convert to python
Signed-off-by: Susant Sahani <ssahani@redhat.com>
2025-12-02 10:42:43 +00:00

91 lines
2.8 KiB
Python
Executable File

#!/usr/bin/env python3
# libguestfs
# Copyright (C) 2025 Red Hat Inc.
#
# 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.
#
# Test journal using test data from
# test-data/phony-guests/fedora-journal.tar.xz which is incorporated
# into the Fedora test image in test-data/phony-guests/fedora.img.
import sys
import os
import guestfs
if 'SKIP_TEST_JOURNAL_PY' in os.environ:
sys.exit(77)
g = guestfs.GuestFS()
g.add_drive("../test-data/phony-guests/fedora.img", readonly=1, format="raw")
g.launch()
# If journal feature is not available, bail.
if not g.feature_available(["journal"]):
print(f"{sys.argv[0]}: skipping test because journal feature is not available",
file=sys.stderr)
sys.exit(77)
# Mount the root filesystem.
g.mount_ro("/dev/VG/Root", "/")
# Open the journal.
g.journal_open("/var/log/journal")
error = None
try:
# Count the number of journal entries by iterating over them.
# Save the first few.
count = 0
entries = []
while g.journal_next():
count += 1
fields = g.journal_get()
# Turn the fields into a dict of field name -> data, decoding bytes to strings.
field_dict = {f['attrname']: f['attrval'].decode('utf-8') for f in fields}
if count <= 5:
entries.append(field_dict)
if count != 2459:
raise Exception("incorrect # journal entries (got {}, expecting 2459)".format(count))
# Check a few fields.
checks = [
(0, "PRIORITY", "6"),
(0, "MESSAGE_ID", "ec387f577b844b8fa948f33cad9a75e6"),
(1, "_TRANSPORT", "driver"),
(1, "_UID", "0"),
(2, "_BOOT_ID", "1678ffea9ef14d87a96fa4aecd575842"),
(2, "_HOSTNAME", "f20rawhidex64.home.annexia.org"),
(4, "SYSLOG_IDENTIFIER", "kernel")
]
for i, fieldname, expected in checks:
fields = entries[i]
if fieldname not in fields:
raise Exception("field {} does not exist".format(fieldname))
actual = fields[fieldname]
if actual != expected:
raise Exception("unexpected data: got {}={}, expected {}={}".format(fieldname, actual, fieldname, expected))
except Exception as e:
error = e
g.journal_close()
g.shutdown()
g.close()
if error:
raise error
sys.exit(0)