Add option to disable syslog output (#484).

Reviewed-on: borgmatic-collective/borgmatic#675
This commit is contained in:
Dan Helfman 2023-05-30 20:03:56 +00:00
commit c0aaba6891
8 changed files with 78 additions and 19 deletions

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@ -152,30 +152,30 @@ def make_parsers():
'-v',
'--verbosity',
type=int,
choices=range(-1, 3),
choices=range(-2, 3),
default=0,
help='Display verbose progress to the console (from only errors to very verbose: -1, 0, 1, or 2)',
help='Display verbose progress to the console (disabled, errors only, default, some, or lots: -2, -1, 0, 1, or 2)',
)
global_group.add_argument(
'--syslog-verbosity',
type=int,
choices=range(-1, 3),
choices=range(-2, 3),
default=0,
help='Log verbose progress to syslog (from only errors to very verbose: -1, 0, 1, or 2). Ignored when console is interactive or --log-file is given',
help='Log verbose progress to syslog (disabled, errors only, default, some, or lots: -2, -1, 0, 1, or 2). Ignored when console is interactive or --log-file is given',
)
global_group.add_argument(
'--log-file-verbosity',
type=int,
choices=range(-1, 3),
choices=range(-2, 3),
default=0,
help='Log verbose progress to log file (from only errors to very verbose: -1, 0, 1, or 2). Only used when --log-file is given',
help='Log verbose progress to log file (disabled, errors only, default, some, or lots: -2, -1, 0, 1, or 2). Only used when --log-file is given',
)
global_group.add_argument(
'--monitoring-verbosity',
type=int,
choices=range(-1, 3),
choices=range(-2, 3),
default=0,
help='Log verbose progress to monitoring integrations that support logging (from only errors to very verbose: -1, 0, 1, or 2)',
help='Log verbose progress to monitoring integrations that support logging (from disabled, errors only, default, some, or lots: -2, -1, 0, 1, or 2)',
)
global_group.add_argument(
'--log-file',

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@ -36,7 +36,7 @@ from borgmatic.borg import version as borg_version
from borgmatic.commands.arguments import parse_arguments
from borgmatic.config import checks, collect, convert, validate
from borgmatic.hooks import command, dispatch, monitor
from borgmatic.logger import add_custom_log_levels, configure_logging, should_do_markup
from borgmatic.logger import add_custom_log_levels, configure_logging, should_do_markup, DISABLED
from borgmatic.signals import configure_signals
from borgmatic.verbosity import verbosity_to_log_level
@ -70,6 +70,7 @@ def run_configuration(config_filename, config, arguments):
error_repository = ''
using_primary_action = {'create', 'prune', 'compact', 'check'}.intersection(arguments)
monitoring_log_level = verbosity_to_log_level(global_arguments.monitoring_verbosity)
monitoring_hooks_are_activated = using_primary_action and monitoring_log_level != DISABLED
try:
local_borg_version = borg_version.local_borg_version(storage, local_path)
@ -78,7 +79,7 @@ def run_configuration(config_filename, config, arguments):
return
try:
if using_primary_action:
if monitoring_hooks_are_activated:
dispatch.call_hooks(
'initialize_monitor',
hooks,
@ -87,7 +88,7 @@ def run_configuration(config_filename, config, arguments):
monitoring_log_level,
global_arguments.dry_run,
)
if using_primary_action:
dispatch.call_hooks(
'ping_monitor',
hooks,
@ -165,7 +166,7 @@ def run_configuration(config_filename, config, arguments):
error_repository = repository['path']
try:
if using_primary_action:
if monitoring_hooks_are_activated:
# send logs irrespective of error
dispatch.call_hooks(
'ping_monitor',
@ -185,7 +186,7 @@ def run_configuration(config_filename, config, arguments):
if not encountered_error:
try:
if using_primary_action:
if monitoring_hooks_are_activated:
dispatch.call_hooks(
'ping_monitor',
hooks,

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@ -141,6 +141,7 @@ def add_logging_level(level_name, level_number):
ANSWER = logging.WARN - 5
DISABLED = logging.CRITICAL + 10
def add_custom_log_levels(): # pragma: no cover
@ -148,6 +149,7 @@ def add_custom_log_levels(): # pragma: no cover
Add a custom log level between WARN and INFO for user-requested answers.
'''
add_logging_level('ANSWER', ANSWER)
add_logging_level('DISABLED', DISABLED)
def configure_logging(
@ -175,10 +177,12 @@ def configure_logging(
# Log certain log levels to console stderr and others to stdout. This supports use cases like
# grepping (non-error) output.
console_disabled = logging.NullHandler()
console_error_handler = logging.StreamHandler(sys.stderr)
console_standard_handler = logging.StreamHandler(sys.stdout)
console_handler = Multi_stream_handler(
{
logging.DISABLED: console_disabled,
logging.CRITICAL: console_error_handler,
logging.ERROR: console_error_handler,
logging.WARN: console_error_handler,
@ -191,7 +195,7 @@ def configure_logging(
console_handler.setLevel(console_log_level)
syslog_path = None
if log_file is None:
if log_file is None and syslog_log_level != logging.DISABLED:
if os.path.exists('/dev/log'):
syslog_path = '/dev/log'
elif os.path.exists('/var/run/syslog'):
@ -206,7 +210,7 @@ def configure_logging(
)
syslog_handler.setLevel(syslog_log_level)
handlers = (console_handler, syslog_handler)
elif log_file:
elif log_file and log_file_log_level != logging.DISABLED:
file_handler = logging.handlers.WatchedFileHandler(log_file)
file_handler.setFormatter(
logging.Formatter(

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@ -2,6 +2,7 @@ import logging
import borgmatic.logger
VERBOSITY_DISABLED = -2
VERBOSITY_ERROR = -1
VERBOSITY_ANSWER = 0
VERBOSITY_SOME = 1
@ -15,6 +16,7 @@ def verbosity_to_log_level(verbosity):
borgmatic.logger.add_custom_log_levels()
return {
VERBOSITY_DISABLED: logging.DISABLED,
VERBOSITY_ERROR: logging.ERROR,
VERBOSITY_ANSWER: logging.ANSWER,
VERBOSITY_SOME: logging.INFO,

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@ -61,4 +61,4 @@ LogRateLimitIntervalSec=0
# Delay start to prevent backups running during boot. Note that systemd-inhibit requires dbus and
# dbus-user-session to be installed.
ExecStartPre=sleep 1m
ExecStart=systemd-inhibit --who="borgmatic" --what="sleep:shutdown" --why="Prevent interrupting scheduled backup" /root/.local/bin/borgmatic --verbosity -1 --syslog-verbosity 1
ExecStart=systemd-inhibit --who="borgmatic" --what="sleep:shutdown" --why="Prevent interrupting scheduled backup" /root/.local/bin/borgmatic --verbosity -2 --syslog-verbosity 1

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@ -169,6 +169,19 @@ def test_run_configuration_bails_for_monitor_finish_soft_failure():
assert results == []
def test_run_configuration_does_not_call_monitoring_hooks_if_monitoring_hooks_are_disabled():
flexmock(module).should_receive('verbosity_to_log_level').and_return(module.DISABLED)
flexmock(module.borg_version).should_receive('local_borg_version').and_return(flexmock())
flexmock(module.dispatch).should_receive('call_hooks').never()
flexmock(module).should_receive('run_actions').and_return([])
config = {'location': {'repositories': [{'path': 'foo'}]}}
arguments = {'global': flexmock(monitoring_verbosity=-2, dry_run=False), 'create': flexmock()}
results = list(module.run_configuration('test.yaml', config, arguments))
assert results == []
def test_run_configuration_logs_on_error_hook_error():
flexmock(module).should_receive('verbosity_to_log_level').and_return(logging.INFO)
flexmock(module.borg_version).should_receive('local_borg_version').and_return(flexmock())
@ -229,8 +242,7 @@ def test_run_configuration_retries_hard_error():
).and_return([flexmock()])
error_logs = [flexmock()]
flexmock(module).should_receive('log_error_records').with_args(
'foo: Error running actions for repository',
OSError,
'foo: Error running actions for repository', OSError,
).and_return(error_logs)
config = {'location': {'repositories': [{'path': 'foo'}]}, 'storage': {'retries': 1}}
arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}

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@ -285,6 +285,44 @@ def test_configure_logging_skips_syslog_if_interactive_console():
module.configure_logging(console_log_level=logging.INFO)
def test_configure_logging_skips_syslog_if_syslog_logging_is_disabled():
flexmock(module).should_receive('add_custom_log_levels')
flexmock(module.logging).DISABLED = module.DISABLED
flexmock(module).should_receive('Multi_stream_handler').and_return(
flexmock(setFormatter=lambda formatter: None, setLevel=lambda level: None)
)
flexmock(module).should_receive('Console_color_formatter')
flexmock(module).should_receive('interactive_console').never()
flexmock(module.logging).should_receive('basicConfig').with_args(
level=logging.INFO, handlers=tuple
)
flexmock(module.os.path).should_receive('exists').with_args('/dev/log').and_return(True)
flexmock(module.logging.handlers).should_receive('SysLogHandler').never()
module.configure_logging(console_log_level=logging.INFO, syslog_log_level=logging.DISABLED)
def test_configure_logging_skips_log_file_if_log_file_logging_is_disabled():
flexmock(module).should_receive('add_custom_log_levels')
flexmock(module.logging).DISABLED = module.DISABLED
flexmock(module).should_receive('Multi_stream_handler').and_return(
flexmock(setFormatter=lambda formatter: None, setLevel=lambda level: None)
)
# syslog skipped in non-interactive console if --log-file argument provided
flexmock(module).should_receive('interactive_console').and_return(False)
flexmock(module.logging).should_receive('basicConfig').with_args(
level=logging.INFO, handlers=tuple
)
flexmock(module.os.path).should_receive('exists').never()
flexmock(module.logging.handlers).should_receive('SysLogHandler').never()
flexmock(module.logging.handlers).should_receive('WatchedFileHandler').never()
module.configure_logging(
console_log_level=logging.INFO, log_file_log_level=logging.DISABLED, log_file='/tmp/logfile'
)
def test_configure_logging_to_log_file_instead_of_syslog():
flexmock(module).should_receive('add_custom_log_levels')
flexmock(module.logging).ANSWER = module.ANSWER
@ -297,7 +335,7 @@ def test_configure_logging_to_log_file_instead_of_syslog():
flexmock(module.logging).should_receive('basicConfig').with_args(
level=logging.DEBUG, handlers=tuple
)
flexmock(module.os.path).should_receive('exists').with_args('/dev/log').and_return(True)
flexmock(module.os.path).should_receive('exists').never()
flexmock(module.logging.handlers).should_receive('SysLogHandler').never()
file_handler = logging.handlers.WatchedFileHandler('/tmp/logfile')
flexmock(module.logging.handlers).should_receive('WatchedFileHandler').with_args(

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@ -17,11 +17,13 @@ def insert_logging_mock(log_level):
def test_verbosity_to_log_level_maps_known_verbosity_to_log_level():
flexmock(module.borgmatic.logger).should_receive('add_custom_log_levels')
flexmock(module.logging).ANSWER = module.borgmatic.logger.ANSWER
flexmock(module.logging).DISABLED = module.borgmatic.logger.DISABLED
assert module.verbosity_to_log_level(module.VERBOSITY_ERROR) == logging.ERROR
assert module.verbosity_to_log_level(module.VERBOSITY_ANSWER) == module.borgmatic.logger.ANSWER
assert module.verbosity_to_log_level(module.VERBOSITY_SOME) == logging.INFO
assert module.verbosity_to_log_level(module.VERBOSITY_LOTS) == logging.DEBUG
assert module.verbosity_to_log_level(module.VERBOSITY_DISABLED) == logging.DISABLED
def test_verbosity_to_log_level_maps_unknown_verbosity_to_warning_level():