1508
2269
configobj[name] = value
1510
2271
configobj.setdefault(section, {})[name] = value
2272
for hook in OldConfigHooks['set']:
2273
hook(self, name, value)
2274
self._set_configobj(configobj)
2276
def remove_option(self, option_name, section_name=None):
2277
configobj = self._get_configobj()
2278
if section_name is None:
2279
del configobj[option_name]
2281
del configobj[section_name][option_name]
2282
for hook in OldConfigHooks['remove']:
2283
hook(self, option_name)
1511
2284
self._set_configobj(configobj)
1513
2286
def _get_config_file(self):
1515
return StringIO(self._transport.get_bytes(self._filename))
2288
f = StringIO(self._transport.get_bytes(self._filename))
2289
for hook in OldConfigHooks['load']:
1516
2292
except errors.NoSuchFile:
1517
2293
return StringIO()
2294
except errors.PermissionDenied, e:
2295
trace.warning("Permission denied while trying to open "
2296
"configuration file %s.", urlutils.unescape_for_display(
2297
urlutils.join(self._transport.base, self._filename), "utf-8"))
2300
def _external_url(self):
2301
return urlutils.join(self._transport.external_url(), self._filename)
1519
2303
def _get_configobj(self):
1520
return ConfigObj(self._get_config_file(), encoding='utf-8')
2304
f = self._get_config_file()
2307
conf = ConfigObj(f, encoding='utf-8')
2308
except configobj.ConfigObjError, e:
2309
raise errors.ParseConfigError(e.errors, self._external_url())
2310
except UnicodeDecodeError:
2311
raise errors.ConfigContentError(self._external_url())
1522
2316
def _set_configobj(self, configobj):
1523
2317
out_file = StringIO()
1524
2318
configobj.write(out_file)
1525
2319
out_file.seek(0)
1526
2320
self._transport.put_file(self._filename, out_file)
2321
for hook in OldConfigHooks['save']:
2325
class Option(object):
2326
"""An option definition.
2328
The option *values* are stored in config files and found in sections.
2330
Here we define various properties about the option itself, its default
2331
value, how to convert it from stores, what to do when invalid values are
2332
encoutered, in which config files it can be stored.
2335
def __init__(self, name, override_from_env=None,
2336
default=None, default_from_env=None,
2337
help=None, from_unicode=None, invalid=None, unquote=True):
2338
"""Build an option definition.
2340
:param name: the name used to refer to the option.
2342
:param override_from_env: A list of environment variables which can
2343
provide override any configuration setting.
2345
:param default: the default value to use when none exist in the config
2346
stores. This is either a string that ``from_unicode`` will convert
2347
into the proper type, a callable returning a unicode string so that
2348
``from_unicode`` can be used on the return value, or a python
2349
object that can be stringified (so only the empty list is supported
2352
:param default_from_env: A list of environment variables which can
2353
provide a default value. 'default' will be used only if none of the
2354
variables specified here are set in the environment.
2356
:param help: a doc string to explain the option to the user.
2358
:param from_unicode: a callable to convert the unicode string
2359
representing the option value in a store. This is not called for
2362
:param invalid: the action to be taken when an invalid value is
2363
encountered in a store. This is called only when from_unicode is
2364
invoked to convert a string and returns None or raise ValueError or
2365
TypeError. Accepted values are: None (ignore invalid values),
2366
'warning' (emit a warning), 'error' (emit an error message and
2369
:param unquote: should the unicode value be unquoted before conversion.
2370
This should be used only when the store providing the values cannot
2371
safely unquote them (see http://pad.lv/906897). It is provided so
2372
daughter classes can handle the quoting themselves.
2374
if override_from_env is None:
2375
override_from_env = []
2376
if default_from_env is None:
2377
default_from_env = []
2379
self.override_from_env = override_from_env
2380
# Convert the default value to a unicode string so all values are
2381
# strings internally before conversion (via from_unicode) is attempted.
2384
elif isinstance(default, list):
2385
# Only the empty list is supported
2387
raise AssertionError(
2388
'Only empty lists are supported as default values')
2390
elif isinstance(default, (str, unicode, bool, int, float)):
2391
# Rely on python to convert strings, booleans and integers
2392
self.default = u'%s' % (default,)
2393
elif callable(default):
2394
self.default = default
2396
# other python objects are not expected
2397
raise AssertionError('%r is not supported as a default value'
2399
self.default_from_env = default_from_env
2401
self.from_unicode = from_unicode
2402
self.unquote = unquote
2403
if invalid and invalid not in ('warning', 'error'):
2404
raise AssertionError("%s not supported for 'invalid'" % (invalid,))
2405
self.invalid = invalid
2407
def convert_from_unicode(self, store, unicode_value):
2408
if self.unquote and store is not None and unicode_value is not None:
2409
unicode_value = store.unquote(unicode_value)
2410
if self.from_unicode is None or unicode_value is None:
2411
# Don't convert or nothing to convert
2412
return unicode_value
2414
converted = self.from_unicode(unicode_value)
2415
except (ValueError, TypeError):
2416
# Invalid values are ignored
2418
if converted is None and self.invalid is not None:
2419
# The conversion failed
2420
if self.invalid == 'warning':
2421
trace.warning('Value "%s" is not valid for "%s"',
2422
unicode_value, self.name)
2423
elif self.invalid == 'error':
2424
raise errors.ConfigOptionValueError(self.name, unicode_value)
2427
def get_override(self):
2429
for var in self.override_from_env:
2431
# If the env variable is defined, its value takes precedence
2432
value = os.environ[var].decode(osutils.get_user_encoding())
2438
def get_default(self):
2440
for var in self.default_from_env:
2442
# If the env variable is defined, its value is the default one
2443
value = os.environ[var].decode(osutils.get_user_encoding())
2448
# Otherwise, fallback to the value defined at registration
2449
if callable(self.default):
2450
value = self.default()
2451
if not isinstance(value, unicode):
2452
raise AssertionError(
2453
'Callable default values should be unicode')
2455
value = self.default
2458
def get_help_text(self, additional_see_also=None, plain=True):
2460
from bzrlib import help_topics
2461
result += help_topics._format_see_also(additional_see_also)
2463
result = help_topics.help_as_plain_text(result)
2467
# Predefined converters to get proper values from store
2469
def bool_from_store(unicode_str):
2470
return ui.bool_from_string(unicode_str)
2473
def int_from_store(unicode_str):
2474
return int(unicode_str)
2477
_unit_suffixes = dict(K=10**3, M=10**6, G=10**9)
2479
def int_SI_from_store(unicode_str):
2480
"""Convert a human readable size in SI units, e.g 10MB into an integer.
2482
Accepted suffixes are K,M,G. It is case-insensitive and may be followed
2483
by a trailing b (i.e. Kb, MB). This is intended to be practical and not
2486
:return Integer, expanded to its base-10 value if a proper SI unit is
2487
found, None otherwise.
2489
regexp = "^(\d+)(([" + ''.join(_unit_suffixes) + "])b?)?$"
2490
p = re.compile(regexp, re.IGNORECASE)
2491
m = p.match(unicode_str)
2494
val, _, unit = m.groups()
2498
coeff = _unit_suffixes[unit.upper()]
2500
raise ValueError(gettext('{0} is not an SI unit.').format(unit))
2505
def float_from_store(unicode_str):
2506
return float(unicode_str)
2509
# Use a an empty dict to initialize an empty configobj avoiding all
2510
# parsing and encoding checks
2511
_list_converter_config = configobj.ConfigObj(
2512
{}, encoding='utf-8', list_values=True, interpolation=False)
2515
class ListOption(Option):
2517
def __init__(self, name, default=None, default_from_env=None,
2518
help=None, invalid=None):
2519
"""A list Option definition.
2521
This overrides the base class so the conversion from a unicode string
2522
can take quoting into account.
2524
super(ListOption, self).__init__(
2525
name, default=default, default_from_env=default_from_env,
2526
from_unicode=self.from_unicode, help=help,
2527
invalid=invalid, unquote=False)
2529
def from_unicode(self, unicode_str):
2530
if not isinstance(unicode_str, basestring):
2532
# Now inject our string directly as unicode. All callers got their
2533
# value from configobj, so values that need to be quoted are already
2535
_list_converter_config.reset()
2536
_list_converter_config._parse([u"list=%s" % (unicode_str,)])
2537
maybe_list = _list_converter_config['list']
2538
if isinstance(maybe_list, basestring):
2540
# A single value, most probably the user forgot (or didn't care
2541
# to add) the final ','
2544
# The empty string, convert to empty list
2547
# We rely on ConfigObj providing us with a list already
2552
class OptionRegistry(registry.Registry):
2553
"""Register config options by their name.
2555
This overrides ``registry.Registry`` to simplify registration by acquiring
2556
some information from the option object itself.
2559
def register(self, option):
2560
"""Register a new option to its name.
2562
:param option: The option to register. Its name is used as the key.
2564
super(OptionRegistry, self).register(option.name, option,
2567
def register_lazy(self, key, module_name, member_name):
2568
"""Register a new option to be loaded on request.
2570
:param key: the key to request the option later. Since the registration
2571
is lazy, it should be provided and match the option name.
2573
:param module_name: the python path to the module. Such as 'os.path'.
2575
:param member_name: the member of the module to return. If empty or
2576
None, get() will return the module itself.
2578
super(OptionRegistry, self).register_lazy(key,
2579
module_name, member_name)
2581
def get_help(self, key=None):
2582
"""Get the help text associated with the given key"""
2583
option = self.get(key)
2584
the_help = option.help
2585
if callable(the_help):
2586
return the_help(self, key)
2590
option_registry = OptionRegistry()
2593
# Registered options in lexicographical order
2595
option_registry.register(
2596
Option('append_revisions_only',
2597
default=None, from_unicode=bool_from_store, invalid='warning',
2599
Whether to only append revisions to the mainline.
2601
If this is set to true, then it is not possible to change the
2602
existing mainline of the branch.
2604
option_registry.register(
2605
ListOption('acceptable_keys',
2608
List of GPG key patterns which are acceptable for verification.
2610
option_registry.register(
2611
Option('add.maximum_file_size',
2612
default=u'20MB', from_unicode=int_SI_from_store,
2614
Size above which files should be added manually.
2616
Files below this size are added automatically when using ``bzr add`` without
2619
A negative value means disable the size check.
2621
option_registry.register(
2623
default=None, from_unicode=bool_from_store,
2625
Is the branch bound to ``bound_location``.
2627
If set to "True", the branch should act as a checkout, and push each commit to
2628
the bound_location. This option is normally set by ``bind``/``unbind``.
2630
See also: bound_location.
2632
option_registry.register(
2633
Option('bound_location',
2636
The location that commits should go to when acting as a checkout.
2638
This option is normally set by ``bind``.
2642
option_registry.register(
2643
Option('branch.fetch_tags', default=False, from_unicode=bool_from_store,
2645
Whether revisions associated with tags should be fetched.
2647
option_registry.register(
2648
Option('bzr.workingtree.worth_saving_limit', default=10,
2649
from_unicode=int_from_store, invalid='warning',
2651
How many changes before saving the dirstate.
2653
-1 means that we will never rewrite the dirstate file for only
2654
stat-cache changes. Regardless of this setting, we will always rewrite
2655
the dirstate file if a file is added/removed/renamed/etc. This flag only
2656
affects the behavior of updating the dirstate file after we notice that
2657
a file has been touched.
2659
option_registry.register(
2660
Option('check_signatures', default=CHECK_IF_POSSIBLE,
2661
from_unicode=signature_policy_from_unicode,
2663
GPG checking policy.
2665
Possible values: require, ignore, check-available (default)
2667
this option will control whether bzr will require good gpg
2668
signatures, ignore them, or check them if they are
2671
option_registry.register(
2672
Option('child_submit_format',
2673
help='''The preferred format of submissions to this branch.'''))
2674
option_registry.register(
2675
Option('child_submit_to',
2676
help='''Where submissions to this branch are mailed to.'''))
2677
option_registry.register(
2678
Option('create_signatures', default=SIGN_WHEN_REQUIRED,
2679
from_unicode=signing_policy_from_unicode,
2683
Possible values: always, never, when-required (default)
2685
This option controls whether bzr will always create
2686
gpg signatures or not on commits.
2688
option_registry.register(
2689
Option('dirstate.fdatasync', default=True,
2690
from_unicode=bool_from_store,
2692
Flush dirstate changes onto physical disk?
2694
If true (default), working tree metadata changes are flushed through the
2695
OS buffers to physical disk. This is somewhat slower, but means data
2696
should not be lost if the machine crashes. See also repository.fdatasync.
2698
option_registry.register(
2699
ListOption('debug_flags', default=[],
2700
help='Debug flags to activate.'))
2701
option_registry.register(
2702
Option('default_format', default='2a',
2703
help='Format used when creating branches.'))
2704
option_registry.register(
2705
Option('dpush_strict', default=None,
2706
from_unicode=bool_from_store,
2708
The default value for ``dpush --strict``.
2710
If present, defines the ``--strict`` option default value for checking
2711
uncommitted changes before pushing into a different VCS without any
2712
custom bzr metadata.
2714
option_registry.register(
2716
help='The command called to launch an editor to enter a message.'))
2717
option_registry.register(
2718
Option('email', override_from_env=['BZR_EMAIL'], default=default_email,
2719
help='The users identity'))
2720
option_registry.register(
2721
Option('gpg_signing_command',
2724
Program to use use for creating signatures.
2726
This should support at least the -u and --clearsign options.
2728
option_registry.register(
2729
Option('gpg_signing_key',
2732
GPG key to use for signing.
2734
This defaults to the first key associated with the users email.
2736
option_registry.register(
2737
Option('ignore_missing_extensions', default=False,
2738
from_unicode=bool_from_store,
2740
Control the missing extensions warning display.
2742
The warning will not be emitted if set to True.
2744
option_registry.register(
2746
help='Language to translate messages into.'))
2747
option_registry.register(
2748
Option('locks.steal_dead', default=False, from_unicode=bool_from_store,
2750
Steal locks that appears to be dead.
2752
If set to True, bzr will check if a lock is supposed to be held by an
2753
active process from the same user on the same machine. If the user and
2754
machine match, but no process with the given PID is active, then bzr
2755
will automatically break the stale lock, and create a new lock for
2757
Otherwise, bzr will prompt as normal to break the lock.
2759
option_registry.register(
2760
Option('log_format', default='long',
2762
Log format to use when displaying revisions.
2764
Standard log formats are ``long``, ``short`` and ``line``. Additional formats
2765
may be provided by plugins.
2767
option_registry.register(
2768
Option('output_encoding',
2769
help= 'Unicode encoding for output'
2770
' (terminal encoding if not specified).'))
2771
option_registry.register(
2772
Option('parent_location',
2775
The location of the default branch for pull or merge.
2777
This option is normally set when creating a branch, the first ``pull`` or by
2778
``pull --remember``.
2780
option_registry.register(
2781
Option('post_commit', default=None,
2783
Post commit functions.
2785
An ordered list of python functions to call, separated by spaces.
2787
Each function takes branch, rev_id as parameters.
2789
option_registry.register(
2790
Option('public_branch',
2793
A publically-accessible version of this branch.
2795
This implies that the branch setting this option is not publically-accessible.
2796
Used and set by ``bzr send``.
2798
option_registry.register(
2799
Option('push_location',
2802
The location of the default branch for push.
2804
This option is normally set by the first ``push`` or ``push --remember``.
2806
option_registry.register(
2807
Option('push_strict', default=None,
2808
from_unicode=bool_from_store,
2810
The default value for ``push --strict``.
2812
If present, defines the ``--strict`` option default value for checking
2813
uncommitted changes before sending a merge directive.
2815
option_registry.register(
2816
Option('repository.fdatasync', default=True,
2817
from_unicode=bool_from_store,
2819
Flush repository changes onto physical disk?
2821
If true (default), repository changes are flushed through the OS buffers
2822
to physical disk. This is somewhat slower, but means data should not be
2823
lost if the machine crashes. See also dirstate.fdatasync.
2825
option_registry.register_lazy('smtp_server',
2826
'bzrlib.smtp_connection', 'smtp_server')
2827
option_registry.register_lazy('smtp_password',
2828
'bzrlib.smtp_connection', 'smtp_password')
2829
option_registry.register_lazy('smtp_username',
2830
'bzrlib.smtp_connection', 'smtp_username')
2831
option_registry.register(
2832
Option('selftest.timeout',
2834
from_unicode=int_from_store,
2835
help='Abort selftest if one test takes longer than this many seconds',
2838
option_registry.register(
2839
Option('send_strict', default=None,
2840
from_unicode=bool_from_store,
2842
The default value for ``send --strict``.
2844
If present, defines the ``--strict`` option default value for checking
2845
uncommitted changes before sending a bundle.
2848
option_registry.register(
2849
Option('serve.client_timeout',
2850
default=300.0, from_unicode=float_from_store,
2851
help="If we wait for a new request from a client for more than"
2852
" X seconds, consider the client idle, and hangup."))
2853
option_registry.register(
2854
Option('stacked_on_location',
2856
help="""The location where this branch is stacked on."""))
2857
option_registry.register(
2858
Option('submit_branch',
2861
The branch you intend to submit your current work to.
2863
This is automatically set by ``bzr send`` and ``bzr merge``, and is also used
2864
by the ``submit:`` revision spec.
2866
option_registry.register(
2868
help='''Where submissions from this branch are mailed to.'''))
2871
class Section(object):
2872
"""A section defines a dict of option name => value.
2874
This is merely a read-only dict which can add some knowledge about the
2875
options. It is *not* a python dict object though and doesn't try to mimic
2879
def __init__(self, section_id, options):
2880
self.id = section_id
2881
# We re-use the dict-like object received
2882
self.options = options
2884
def get(self, name, default=None, expand=True):
2885
return self.options.get(name, default)
2887
def iter_option_names(self):
2888
for k in self.options.iterkeys():
2892
# Mostly for debugging use
2893
return "<config.%s id=%s>" % (self.__class__.__name__, self.id)
2896
_NewlyCreatedOption = object()
2897
"""Was the option created during the MutableSection lifetime"""
2898
_DeletedOption = object()
2899
"""Was the option deleted during the MutableSection lifetime"""
2902
class MutableSection(Section):
2903
"""A section allowing changes and keeping track of the original values."""
2905
def __init__(self, section_id, options):
2906
super(MutableSection, self).__init__(section_id, options)
2907
self.reset_changes()
2909
def set(self, name, value):
2910
if name not in self.options:
2911
# This is a new option
2912
self.orig[name] = _NewlyCreatedOption
2913
elif name not in self.orig:
2914
self.orig[name] = self.get(name, None)
2915
self.options[name] = value
2917
def remove(self, name):
2918
if name not in self.orig:
2919
self.orig[name] = self.get(name, None)
2920
del self.options[name]
2922
def reset_changes(self):
2925
def apply_changes(self, dirty, store):
2926
"""Apply option value changes.
2928
``self`` has been reloaded from the persistent storage. ``dirty``
2929
contains the changes made since the previous loading.
2931
:param dirty: the mutable section containing the changes.
2933
:param store: the store containing the section
2935
for k, expected in dirty.orig.iteritems():
2936
actual = dirty.get(k, _DeletedOption)
2937
reloaded = self.get(k, _NewlyCreatedOption)
2938
if actual is _DeletedOption:
2939
if k in self.options:
2943
# Report concurrent updates in an ad-hoc way. This should only
2944
# occurs when different processes try to update the same option
2945
# which is not supported (as in: the config framework is not meant
2946
# to be used a sharing mechanism).
2947
if expected != reloaded:
2948
if actual is _DeletedOption:
2949
actual = '<DELETED>'
2950
if reloaded is _NewlyCreatedOption:
2951
reloaded = '<CREATED>'
2952
if expected is _NewlyCreatedOption:
2953
expected = '<CREATED>'
2954
# Someone changed the value since we get it from the persistent
2956
trace.warning(gettext(
2957
"Option {0} in section {1} of {2} was changed"
2958
" from {3} to {4}. The {5} value will be saved.".format(
2959
k, self.id, store.external_url(), expected,
2961
# No need to keep track of these changes
2962
self.reset_changes()
2965
class Store(object):
2966
"""Abstract interface to persistent storage for configuration options."""
2968
readonly_section_class = Section
2969
mutable_section_class = MutableSection
2972
# Which sections need to be saved
2973
self.dirty_sections = []
2975
def is_loaded(self):
2976
"""Returns True if the Store has been loaded.
2978
This is used to implement lazy loading and ensure the persistent
2979
storage is queried only when needed.
2981
raise NotImplementedError(self.is_loaded)
2984
"""Loads the Store from persistent storage."""
2985
raise NotImplementedError(self.load)
2987
def _load_from_string(self, bytes):
2988
"""Create a store from a string in configobj syntax.
2990
:param bytes: A string representing the file content.
2992
raise NotImplementedError(self._load_from_string)
2995
"""Unloads the Store.
2997
This should make is_loaded() return False. This is used when the caller
2998
knows that the persistent storage has changed or may have change since
3001
raise NotImplementedError(self.unload)
3003
def quote(self, value):
3004
"""Quote a configuration option value for storing purposes.
3006
This allows Stacks to present values as they will be stored.
3010
def unquote(self, value):
3011
"""Unquote a configuration option value into unicode.
3013
The received value is quoted as stored.
3018
"""Saves the Store to persistent storage."""
3019
raise NotImplementedError(self.save)
3021
def _need_saving(self):
3022
for s in self.dirty_sections:
3024
# At least one dirty section contains a modification
3028
def apply_changes(self, dirty_sections):
3029
"""Apply changes from dirty sections while checking for coherency.
3031
The Store content is discarded and reloaded from persistent storage to
3032
acquire up-to-date values.
3034
Dirty sections are MutableSection which kept track of the value they
3035
are expected to update.
3037
# We need an up-to-date version from the persistent storage, unload the
3038
# store. The reload will occur when needed (triggered by the first
3039
# get_mutable_section() call below.
3041
# Apply the changes from the preserved dirty sections
3042
for dirty in dirty_sections:
3043
clean = self.get_mutable_section(dirty.id)
3044
clean.apply_changes(dirty, self)
3045
# Everything is clean now
3046
self.dirty_sections = []
3048
def save_changes(self):
3049
"""Saves the Store to persistent storage if changes occurred.
3051
Apply the changes recorded in the mutable sections to a store content
3052
refreshed from persistent storage.
3054
raise NotImplementedError(self.save_changes)
3056
def external_url(self):
3057
raise NotImplementedError(self.external_url)
3059
def get_sections(self):
3060
"""Returns an ordered iterable of existing sections.
3062
:returns: An iterable of (store, section).
3064
raise NotImplementedError(self.get_sections)
3066
def get_mutable_section(self, section_id=None):
3067
"""Returns the specified mutable section.
3069
:param section_id: The section identifier
3071
raise NotImplementedError(self.get_mutable_section)
3074
# Mostly for debugging use
3075
return "<config.%s(%s)>" % (self.__class__.__name__,
3076
self.external_url())
3079
class CommandLineStore(Store):
3080
"A store to carry command line overrides for the config options."""
3082
def __init__(self, opts=None):
3083
super(CommandLineStore, self).__init__()
3090
# The dict should be cleared but not replaced so it can be shared.
3091
self.options.clear()
3093
def _from_cmdline(self, overrides):
3094
# Reset before accepting new definitions
3096
for over in overrides:
3098
name, value = over.split('=', 1)
3100
raise errors.BzrCommandError(
3101
gettext("Invalid '%s', should be of the form 'name=value'")
3103
self.options[name] = value
3105
def external_url(self):
3106
# Not an url but it makes debugging easier and is never needed
3110
def get_sections(self):
3111
yield self, self.readonly_section_class(None, self.options)
3114
class IniFileStore(Store):
3115
"""A config Store using ConfigObj for storage.
3117
:ivar transport: The transport object where the config file is located.
3119
:ivar file_name: The config file basename in the transport directory.
3121
:ivar _config_obj: Private member to hold the ConfigObj instance used to
3122
serialize/deserialize the config file.
3126
"""A config Store using ConfigObj for storage.
3128
super(IniFileStore, self).__init__()
3129
self._config_obj = None
3131
def is_loaded(self):
3132
return self._config_obj != None
3135
self._config_obj = None
3136
self.dirty_sections = []
3138
def _load_content(self):
3139
"""Load the config file bytes.
3141
This should be provided by subclasses
3143
:return: Byte string
3145
raise NotImplementedError(self._load_content)
3147
def _save_content(self, content):
3148
"""Save the config file bytes.
3150
This should be provided by subclasses
3152
:param content: Config file bytes to write
3154
raise NotImplementedError(self._save_content)
3157
"""Load the store from the associated file."""
3158
if self.is_loaded():
3160
content = self._load_content()
3161
self._load_from_string(content)
3162
for hook in ConfigHooks['load']:
3165
def _load_from_string(self, bytes):
3166
"""Create a config store from a string.
3168
:param bytes: A string representing the file content.
3170
if self.is_loaded():
3171
raise AssertionError('Already loaded: %r' % (self._config_obj,))
3172
co_input = StringIO(bytes)
3174
# The config files are always stored utf8-encoded
3175
self._config_obj = ConfigObj(co_input, encoding='utf-8',
3177
except configobj.ConfigObjError, e:
3178
self._config_obj = None
3179
raise errors.ParseConfigError(e.errors, self.external_url())
3180
except UnicodeDecodeError:
3181
raise errors.ConfigContentError(self.external_url())
3183
def save_changes(self):
3184
if not self.is_loaded():
3187
if not self._need_saving():
3189
# Preserve the current version
3190
current = self._config_obj
3191
dirty_sections = list(self.dirty_sections)
3192
self.apply_changes(dirty_sections)
3193
# Save to the persistent storage
3197
if not self.is_loaded():
3201
self._config_obj.write(out)
3202
self._save_content(out.getvalue())
3203
for hook in ConfigHooks['save']:
3206
def get_sections(self):
3207
"""Get the configobj section in the file order.
3209
:returns: An iterable of (store, section).
3211
# We need a loaded store
3214
except (errors.NoSuchFile, errors.PermissionDenied):
3215
# If the file can't be read, there is no sections
3217
cobj = self._config_obj
3219
yield self, self.readonly_section_class(None, cobj)
3220
for section_name in cobj.sections:
3222
self.readonly_section_class(section_name,
3223
cobj[section_name]))
3225
def get_mutable_section(self, section_id=None):
3226
# We need a loaded store
3229
except errors.NoSuchFile:
3230
# The file doesn't exist, let's pretend it was empty
3231
self._load_from_string('')
3232
if section_id is None:
3233
section = self._config_obj
3235
section = self._config_obj.setdefault(section_id, {})
3236
mutable_section = self.mutable_section_class(section_id, section)
3237
# All mutable sections can become dirty
3238
self.dirty_sections.append(mutable_section)
3239
return mutable_section
3241
def quote(self, value):
3243
# configobj conflates automagical list values and quoting
3244
self._config_obj.list_values = True
3245
return self._config_obj._quote(value)
3247
self._config_obj.list_values = False
3249
def unquote(self, value):
3250
if value and isinstance(value, basestring):
3251
# _unquote doesn't handle None nor empty strings nor anything that
3252
# is not a string, really.
3253
value = self._config_obj._unquote(value)
3257
class TransportIniFileStore(IniFileStore):
3258
"""IniFileStore that loads files from a transport.
3261
def __init__(self, transport, file_name):
3262
"""A Store using a ini file on a Transport
3264
:param transport: The transport object where the config file is located.
3265
:param file_name: The config file basename in the transport directory.
3267
super(TransportIniFileStore, self).__init__()
3268
self.transport = transport
3269
self.file_name = file_name
3271
def _load_content(self):
3273
return self.transport.get_bytes(self.file_name)
3274
except errors.PermissionDenied:
3275
trace.warning("Permission denied while trying to load "
3276
"configuration store %s.", self.external_url())
3279
def _save_content(self, content):
3280
self.transport.put_bytes(self.file_name, content)
3282
def external_url(self):
3283
# FIXME: external_url should really accepts an optional relpath
3284
# parameter (bug #750169) :-/ -- vila 2011-04-04
3285
# The following will do in the interim but maybe we don't want to
3286
# expose a path here but rather a config ID and its associated
3287
# object </hand wawe>.
3288
return urlutils.join(self.transport.external_url(), self.file_name)
3291
# Note that LockableConfigObjStore inherits from ConfigObjStore because we need
3292
# unlockable stores for use with objects that can already ensure the locking
3293
# (think branches). If different stores (not based on ConfigObj) are created,
3294
# they may face the same issue.
3297
class LockableIniFileStore(TransportIniFileStore):
3298
"""A ConfigObjStore using locks on save to ensure store integrity."""
3300
def __init__(self, transport, file_name, lock_dir_name=None):
3301
"""A config Store using ConfigObj for storage.
3303
:param transport: The transport object where the config file is located.
3305
:param file_name: The config file basename in the transport directory.
3307
if lock_dir_name is None:
3308
lock_dir_name = 'lock'
3309
self.lock_dir_name = lock_dir_name
3310
super(LockableIniFileStore, self).__init__(transport, file_name)
3311
self._lock = lockdir.LockDir(self.transport, self.lock_dir_name)
3313
def lock_write(self, token=None):
3314
"""Takes a write lock in the directory containing the config file.
3316
If the directory doesn't exist it is created.
3318
# FIXME: This doesn't check the ownership of the created directories as
3319
# ensure_config_dir_exists does. It should if the transport is local
3320
# -- vila 2011-04-06
3321
self.transport.create_prefix()
3322
return self._lock.lock_write(token)
3327
def break_lock(self):
3328
self._lock.break_lock()
3332
# We need to be able to override the undecorated implementation
3333
self.save_without_locking()
3335
def save_without_locking(self):
3336
super(LockableIniFileStore, self).save()
3339
# FIXME: global, bazaar, shouldn't that be 'user' instead or even
3340
# 'user_defaults' as opposed to 'user_overrides', 'system_defaults'
3341
# (/etc/bzr/bazaar.conf) and 'system_overrides' ? -- vila 2011-04-05
3343
# FIXME: Moreover, we shouldn't need classes for these stores either, factory
3344
# functions or a registry will make it easier and clearer for tests, focusing
3345
# on the relevant parts of the API that needs testing -- vila 20110503 (based
3346
# on a poolie's remark)
3347
class GlobalStore(LockableIniFileStore):
3349
def __init__(self, possible_transports=None):
3350
t = transport.get_transport_from_path(
3351
config_dir(), possible_transports=possible_transports)
3352
super(GlobalStore, self).__init__(t, 'bazaar.conf')
3356
class LocationStore(LockableIniFileStore):
3358
def __init__(self, possible_transports=None):
3359
t = transport.get_transport_from_path(
3360
config_dir(), possible_transports=possible_transports)
3361
super(LocationStore, self).__init__(t, 'locations.conf')
3362
self.id = 'locations'
3365
class BranchStore(TransportIniFileStore):
3367
def __init__(self, branch):
3368
super(BranchStore, self).__init__(branch.control_transport,
3370
self.branch = branch
3373
# FIXME: This is very handy to detect which callers forgot to lock the
3374
# branch but break many bt.test_config tests. Either these tests should
3375
# parametrized differently or better ways to achieve the branch locking
3376
# should be found that don't require this.
3377
def xget_mutable_section(self, section_id=None):
3378
if self.branch.peek_lock_mode() != 'w':
3379
from bzrlib import debug ; debug.set_trace()
3380
raise AssertionError('The branch for %s is not write-locked'
3381
% self.external_url())
3382
return super(BranchStore, self).get_mutable_section(section_id)
3385
class ControlStore(LockableIniFileStore):
3387
def __init__(self, bzrdir):
3388
super(ControlStore, self).__init__(bzrdir.transport,
3390
lock_dir_name='branch_lock')
3394
class SectionMatcher(object):
3395
"""Select sections into a given Store.
3397
This is intended to be used to postpone getting an iterable of sections
3401
def __init__(self, store):
3404
def get_sections(self):
3405
# This is where we require loading the store so we can see all defined
3407
sections = self.store.get_sections()
3408
# Walk the revisions in the order provided
3409
for store, s in sections:
3413
def match(self, section):
3414
"""Does the proposed section match.
3416
:param section: A Section object.
3418
:returns: True if the section matches, False otherwise.
3420
raise NotImplementedError(self.match)
3423
class NameMatcher(SectionMatcher):
3425
def __init__(self, store, section_id):
3426
super(NameMatcher, self).__init__(store)
3427
self.section_id = section_id
3429
def match(self, section):
3430
return section.id == self.section_id
3433
class LocationSection(Section):
3435
def __init__(self, section, length, extra_path):
3436
super(LocationSection, self).__init__(section.id, section.options)
3437
self.length = length
3438
self.extra_path = extra_path
3439
self.locals = {'relpath': extra_path,
3440
'basename': urlutils.basename(extra_path)}
3442
def get(self, name, default=None, expand=True):
3443
value = super(LocationSection, self).get(name, default)
3444
if value is not None and expand:
3445
policy_name = self.get(name + ':policy', None)
3446
policy = _policy_value.get(policy_name, POLICY_NONE)
3447
if policy == POLICY_APPENDPATH:
3448
value = urlutils.join(value, self.extra_path)
3449
# expand section local options right now (since POLICY_APPENDPATH
3450
# will never add options references, it's ok to expand after it).
3452
for is_ref, chunk in iter_option_refs(value):
3454
chunks.append(chunk)
3457
if ref in self.locals:
3458
chunks.append(self.locals[ref])
3460
chunks.append(chunk)
3461
value = ''.join(chunks)
3465
class LocationMatcher(SectionMatcher):
3467
def __init__(self, store, location):
3468
super(LocationMatcher, self).__init__(store)
3469
if location.startswith('file://'):
3470
location = urlutils.local_path_from_url(location)
3471
self.location = location
3473
def _get_matching_sections(self):
3474
"""Get all sections matching ``location``."""
3475
# We slightly diverge from LocalConfig here by allowing the no-name
3476
# section as the most generic one and the lower priority.
3477
no_name_section = None
3479
# Filter out the no_name_section so _iter_for_location_by_parts can be
3480
# used (it assumes all sections have a name).
3481
for _, section in self.store.get_sections():
3482
if section.id is None:
3483
no_name_section = section
3485
all_sections.append(section)
3486
# Unfortunately _iter_for_location_by_parts deals with section names so
3487
# we have to resync.
3488
filtered_sections = _iter_for_location_by_parts(
3489
[s.id for s in all_sections], self.location)
3490
iter_all_sections = iter(all_sections)
3491
matching_sections = []
3492
if no_name_section is not None:
3493
matching_sections.append(
3494
LocationSection(no_name_section, 0, self.location))
3495
for section_id, extra_path, length in filtered_sections:
3496
# a section id is unique for a given store so it's safe to take the
3497
# first matching section while iterating. Also, all filtered
3498
# sections are part of 'all_sections' and will always be found
3501
section = iter_all_sections.next()
3502
if section_id == section.id:
3503
matching_sections.append(
3504
LocationSection(section, length, extra_path))
3506
return matching_sections
3508
def get_sections(self):
3509
# Override the default implementation as we want to change the order
3510
matching_sections = self._get_matching_sections()
3511
# We want the longest (aka more specific) locations first
3512
sections = sorted(matching_sections,
3513
key=lambda section: (section.length, section.id),
3515
# Sections mentioning 'ignore_parents' restrict the selection
3516
for section in sections:
3517
# FIXME: We really want to use as_bool below -- vila 2011-04-07
3518
ignore = section.get('ignore_parents', None)
3519
if ignore is not None:
3520
ignore = ui.bool_from_string(ignore)
3523
# Finally, we have a valid section
3524
yield self.store, section
3527
_option_ref_re = lazy_regex.lazy_compile('({[^{}\n]+})')
3528
"""Describes an expandable option reference.
3530
We want to match the most embedded reference first.
3532
I.e. for '{{foo}}' we will get '{foo}',
3533
for '{bar{baz}}' we will get '{baz}'
3536
def iter_option_refs(string):
3537
# Split isolate refs so every other chunk is a ref
3539
for chunk in _option_ref_re.split(string):
3544
class Stack(object):
3545
"""A stack of configurations where an option can be defined"""
3547
def __init__(self, sections_def, store=None, mutable_section_id=None):
3548
"""Creates a stack of sections with an optional store for changes.
3550
:param sections_def: A list of Section or callables that returns an
3551
iterable of Section. This defines the Sections for the Stack and
3552
can be called repeatedly if needed.
3554
:param store: The optional Store where modifications will be
3555
recorded. If none is specified, no modifications can be done.
3557
:param mutable_section_id: The id of the MutableSection where changes
3558
are recorded. This requires the ``store`` parameter to be
3561
self.sections_def = sections_def
3563
self.mutable_section_id = mutable_section_id
3565
def get(self, name, expand=None):
3566
"""Return the *first* option value found in the sections.
3568
This is where we guarantee that sections coming from Store are loaded
3569
lazily: the loading is delayed until we need to either check that an
3570
option exists or get its value, which in turn may require to discover
3571
in which sections it can be defined. Both of these (section and option
3572
existence) require loading the store (even partially).
3574
:param name: The queried option.
3576
:param expand: Whether options references should be expanded.
3578
:returns: The value of the option.
3580
# FIXME: No caching of options nor sections yet -- vila 20110503
3582
expand = _get_expand_default_value()
3584
found_store = None # Where the option value has been found
3585
# If the option is registered, it may provide additional info about
3588
opt = option_registry.get(name)
3593
def expand_and_convert(val):
3594
# This may need to be called in different contexts if the value is
3595
# None or ends up being None during expansion or conversion.
3598
if isinstance(val, basestring):
3599
val = self._expand_options_in_string(val)
3601
trace.warning('Cannot expand "%s":'
3602
' %s does not support option expansion'
3603
% (name, type(val)))
3605
val = found_store.unquote(val)
3607
val = opt.convert_from_unicode(found_store, val)
3610
# First of all, check if the environment can override the configuration
3612
if opt is not None and opt.override_from_env:
3613
value = opt.get_override()
3614
value = expand_and_convert(value)
3616
# Ensuring lazy loading is achieved by delaying section matching
3617
# (which implies querying the persistent storage) until it can't be
3618
# avoided anymore by using callables to describe (possibly empty)
3620
for sections in self.sections_def:
3621
for store, section in sections():
3622
value = section.get(name)
3623
if value is not None:
3626
if value is not None:
3628
value = expand_and_convert(value)
3629
if opt is not None and value is None:
3630
# If the option is registered, it may provide a default value
3631
value = opt.get_default()
3632
value = expand_and_convert(value)
3633
for hook in ConfigHooks['get']:
3634
hook(self, name, value)
3637
def expand_options(self, string, env=None):
3638
"""Expand option references in the string in the configuration context.
3640
:param string: The string containing option(s) to expand.
3642
:param env: An option dict defining additional configuration options or
3643
overriding existing ones.
3645
:returns: The expanded string.
3647
return self._expand_options_in_string(string, env)
3649
def _expand_options_in_string(self, string, env=None, _refs=None):
3650
"""Expand options in the string in the configuration context.
3652
:param string: The string to be expanded.
3654
:param env: An option dict defining additional configuration options or
3655
overriding existing ones.
3657
:param _refs: Private list (FIFO) containing the options being expanded
3660
:returns: The expanded string.
3663
# Not much to expand there
3666
# What references are currently resolved (to detect loops)
3669
# We need to iterate until no more refs appear ({{foo}} will need two
3670
# iterations for example).
3675
for is_ref, chunk in iter_option_refs(result):
3677
chunks.append(chunk)
3682
raise errors.OptionExpansionLoop(string, _refs)
3684
value = self._expand_option(name, env, _refs)
3686
raise errors.ExpandingUnknownOption(name, string)
3687
chunks.append(value)
3689
result = ''.join(chunks)
3692
def _expand_option(self, name, env, _refs):
3693
if env is not None and name in env:
3694
# Special case, values provided in env takes precedence over
3698
value = self.get(name, expand=False)
3699
value = self._expand_options_in_string(value, env, _refs)
3702
def _get_mutable_section(self):
3703
"""Get the MutableSection for the Stack.
3705
This is where we guarantee that the mutable section is lazily loaded:
3706
this means we won't load the corresponding store before setting a value
3707
or deleting an option. In practice the store will often be loaded but
3708
this helps catching some programming errors.
3711
section = store.get_mutable_section(self.mutable_section_id)
3712
return store, section
3714
def set(self, name, value):
3715
"""Set a new value for the option."""
3716
store, section = self._get_mutable_section()
3717
section.set(name, store.quote(value))
3718
for hook in ConfigHooks['set']:
3719
hook(self, name, value)
3721
def remove(self, name):
3722
"""Remove an existing option."""
3723
_, section = self._get_mutable_section()
3724
section.remove(name)
3725
for hook in ConfigHooks['remove']:
3729
# Mostly for debugging use
3730
return "<config.%s(%s)>" % (self.__class__.__name__, id(self))
3732
def _get_overrides(self):
3733
# Hack around library_state.initialize never called
3734
if bzrlib.global_state is not None:
3735
return bzrlib.global_state.cmdline_overrides.get_sections()
3739
class MemoryStack(Stack):
3740
"""A configuration stack defined from a string.
3742
This is mainly intended for tests and requires no disk resources.
3745
def __init__(self, content=None):
3746
"""Create an in-memory stack from a given content.
3748
It uses a single store based on configobj and support reading and
3751
:param content: The initial content of the store. If None, the store is
3752
not loaded and ``_load_from_string`` can and should be used if
3755
store = IniFileStore()
3756
if content is not None:
3757
store._load_from_string(content)
3758
super(MemoryStack, self).__init__(
3759
[store.get_sections], store)
3762
class _CompatibleStack(Stack):
3763
"""Place holder for compatibility with previous design.
3765
This is intended to ease the transition from the Config-based design to the
3766
Stack-based design and should not be used nor relied upon by plugins.
3768
One assumption made here is that the daughter classes will all use Stores
3769
derived from LockableIniFileStore).
3771
It implements set() and remove () by re-loading the store before applying
3772
the modification and saving it.
3774
The long term plan being to implement a single write by store to save
3775
all modifications, this class should not be used in the interim.
3778
def set(self, name, value):
3781
super(_CompatibleStack, self).set(name, value)
3782
# Force a write to persistent storage
3785
def remove(self, name):
3788
super(_CompatibleStack, self).remove(name)
3789
# Force a write to persistent storage
3793
class GlobalStack(_CompatibleStack):
3794
"""Global options only stack.
3796
The following sections are queried:
3798
* command-line overrides,
3800
* the 'DEFAULT' section in bazaar.conf
3802
This stack will use the ``DEFAULT`` section in bazaar.conf as its
3807
gstore = GlobalStore()
3808
super(GlobalStack, self).__init__(
3809
[self._get_overrides,
3810
NameMatcher(gstore, 'DEFAULT').get_sections],
3811
gstore, mutable_section_id='DEFAULT')
3814
class LocationStack(_CompatibleStack):
3815
"""Per-location options falling back to global options stack.
3818
The following sections are queried:
3820
* command-line overrides,
3822
* the sections matching ``location`` in ``locations.conf``, the order being
3823
defined by the number of path components in the section glob, higher
3824
numbers first (from most specific section to most generic).
3826
* the 'DEFAULT' section in bazaar.conf
3828
This stack will use the ``location`` section in locations.conf as its
3832
def __init__(self, location):
3833
"""Make a new stack for a location and global configuration.
3835
:param location: A URL prefix to """
3836
lstore = LocationStore()
3837
if location.startswith('file://'):
3838
location = urlutils.local_path_from_url(location)
3839
gstore = GlobalStore()
3840
super(LocationStack, self).__init__(
3841
[self._get_overrides,
3842
LocationMatcher(lstore, location).get_sections,
3843
NameMatcher(gstore, 'DEFAULT').get_sections],
3844
lstore, mutable_section_id=location)
3847
class BranchStack(Stack):
3848
"""Per-location options falling back to branch then global options stack.
3850
The following sections are queried:
3852
* command-line overrides,
3854
* the sections matching ``location`` in ``locations.conf``, the order being
3855
defined by the number of path components in the section glob, higher
3856
numbers first (from most specific section to most generic),
3858
* the no-name section in branch.conf,
3860
* the ``DEFAULT`` section in ``bazaar.conf``.
3862
This stack will use the no-name section in ``branch.conf`` as its
3866
def __init__(self, branch):
3867
lstore = LocationStore()
3868
bstore = branch._get_config_store()
3869
gstore = GlobalStore()
3870
super(BranchStack, self).__init__(
3871
[self._get_overrides,
3872
LocationMatcher(lstore, branch.base).get_sections,
3873
NameMatcher(bstore, None).get_sections,
3874
NameMatcher(gstore, 'DEFAULT').get_sections],
3876
self.branch = branch
3879
class RemoteControlStack(_CompatibleStack):
3880
"""Remote control-only options stack."""
3882
# FIXME 2011-11-22 JRV This should probably be renamed to avoid confusion
3883
# with the stack used for remote bzr dirs. RemoteControlStack only uses
3884
# control.conf and is used only for stack options.
3886
def __init__(self, bzrdir):
3887
cstore = bzrdir._get_config_store()
3888
super(RemoteControlStack, self).__init__(
3889
[NameMatcher(cstore, None).get_sections],
3891
self.bzrdir = bzrdir
3894
class BranchOnlyStack(Stack):
3895
"""Branch-only options stack."""
3897
# FIXME: _BranchOnlyStack only uses branch.conf and is used only for the
3898
# stacked_on_location options waiting for http://pad.lv/832042 to be fixed.
3899
# -- vila 2011-12-16
3901
def __init__(self, branch):
3902
bstore = branch._get_config_store()
3903
super(BranchOnlyStack, self).__init__(
3904
[NameMatcher(bstore, None).get_sections],
3906
self.branch = branch
3909
# Use a an empty dict to initialize an empty configobj avoiding all
3910
# parsing and encoding checks
3911
_quoting_config = configobj.ConfigObj(
3912
{}, encoding='utf-8', interpolation=False, list_values=True)
3914
class cmd_config(commands.Command):
3915
__doc__ = """Display, set or remove a configuration option.
3917
Display the active value for a given option.
3919
If --all is specified, NAME is interpreted as a regular expression and all
3920
matching options are displayed mentioning their scope. The active value
3921
that bzr will take into account is the first one displayed for each option.
3923
If no NAME is given, --all .* is implied.
3925
Setting a value is achieved by using name=value without spaces. The value
3926
is set in the most relevant scope and can be checked by displaying the
3930
takes_args = ['name?']
3934
# FIXME: This should be a registry option so that plugins can register
3935
# their own config files (or not) and will also address
3936
# http://pad.lv/788991 -- vila 20101115
3937
commands.Option('scope', help='Reduce the scope to the specified'
3938
' configuration file.',
3940
commands.Option('all',
3941
help='Display all the defined values for the matching options.',
3943
commands.Option('remove', help='Remove the option from'
3944
' the configuration file.'),
3947
_see_also = ['configuration']
3949
@commands.display_command
3950
def run(self, name=None, all=False, directory=None, scope=None,
3952
if directory is None:
3954
directory = urlutils.normalize_url(directory)
3956
raise errors.BzrError(
3957
'--all and --remove are mutually exclusive.')
3959
# Delete the option in the given scope
3960
self._remove_config_option(name, directory, scope)
3962
# Defaults to all options
3963
self._show_matching_options('.*', directory, scope)
3966
name, value = name.split('=', 1)
3968
# Display the option(s) value(s)
3970
self._show_matching_options(name, directory, scope)
3972
self._show_value(name, directory, scope)
3975
raise errors.BzrError(
3976
'Only one option can be set.')
3977
# Set the option value
3978
self._set_config_option(name, value, directory, scope)
3980
def _get_stack(self, directory, scope=None, write_access=False):
3981
"""Get the configuration stack specified by ``directory`` and ``scope``.
3983
:param directory: Where the configurations are derived from.
3985
:param scope: A specific config to start from.
3987
:param write_access: Whether a write access to the stack will be
3990
# FIXME: scope should allow access to plugin-specific stacks (even
3991
# reduced to the plugin-specific store), related to
3992
# http://pad.lv/788991 -- vila 2011-11-15
3993
if scope is not None:
3994
if scope == 'bazaar':
3995
return GlobalStack()
3996
elif scope == 'locations':
3997
return LocationStack(directory)
3998
elif scope == 'branch':
4000
controldir.ControlDir.open_containing_tree_or_branch(
4003
self.add_cleanup(br.lock_write().unlock)
4004
return br.get_config_stack()
4005
raise errors.NoSuchConfig(scope)
4009
controldir.ControlDir.open_containing_tree_or_branch(
4012
self.add_cleanup(br.lock_write().unlock)
4013
return br.get_config_stack()
4014
except errors.NotBranchError:
4015
return LocationStack(directory)
4017
def _show_value(self, name, directory, scope):
4018
conf = self._get_stack(directory, scope)
4019
value = conf.get(name, expand=True)
4020
if value is not None:
4021
# Quote the value appropriately
4022
value = _quoting_config._quote(value)
4023
self.outf.write('%s\n' % (value,))
4025
raise errors.NoSuchConfigOption(name)
4027
def _show_matching_options(self, name, directory, scope):
4028
name = lazy_regex.lazy_compile(name)
4029
# We want any error in the regexp to be raised *now* so we need to
4030
# avoid the delay introduced by the lazy regexp. But, we still do
4031
# want the nicer errors raised by lazy_regex.
4032
name._compile_and_collapse()
4035
conf = self._get_stack(directory, scope)
4036
for sections in conf.sections_def:
4037
for store, section in sections():
4038
for oname in section.iter_option_names():
4039
if name.search(oname):
4040
if cur_store_id != store.id:
4041
# Explain where the options are defined
4042
self.outf.write('%s:\n' % (store.id,))
4043
cur_store_id = store.id
4045
if (section.id is not None
4046
and cur_section != section.id):
4047
# Display the section id as it appears in the store
4048
# (None doesn't appear by definition)
4049
self.outf.write(' [%s]\n' % (section.id,))
4050
cur_section = section.id
4051
value = section.get(oname, expand=False)
4052
# Since we don't use the stack, we need to restore a
4055
opt = option_registry.get(oname)
4056
value = opt.convert_from_unicode(store, value)
4058
value = store.unquote(value)
4059
value = _quoting_config._quote(value)
4060
self.outf.write(' %s = %s\n' % (oname, value))
4062
def _set_config_option(self, name, value, directory, scope):
4063
conf = self._get_stack(directory, scope, write_access=True)
4064
conf.set(name, value)
4066
def _remove_config_option(self, name, directory, scope):
4068
raise errors.BzrCommandError(
4069
'--remove expects an option to remove.')
4070
conf = self._get_stack(directory, scope, write_access=True)
4074
raise errors.NoSuchConfigOption(name)
4079
# We need adapters that can build a Store or a Stack in a test context. Test
4080
# classes, based on TestCaseWithTransport, can use the registry to parametrize
4081
# themselves. The builder will receive a test instance and should return a
4082
# ready-to-use store or stack. Plugins that define new store/stacks can also
4083
# register themselves here to be tested against the tests defined in
4084
# bzrlib.tests.test_config. Note that the builder can be called multiple times
4085
# for the same test.
4087
# The registered object should be a callable receiving a test instance
4088
# parameter (inheriting from tests.TestCaseWithTransport) and returning a Store
4090
test_store_builder_registry = registry.Registry()
4092
# The registered object should be a callable receiving a test instance
4093
# parameter (inheriting from tests.TestCaseWithTransport) and returning a Stack
4095
test_stack_builder_registry = registry.Registry()