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.'''))
2870
option_registry.register_lazy('ssl.ca_certs',
2871
'bzrlib.transport.http._urllib2_wrappers', 'opt_ssl_ca_certs')
2873
option_registry.register_lazy('ssl.cert_reqs',
2874
'bzrlib.transport.http._urllib2_wrappers', 'opt_ssl_cert_reqs')
2878
class Section(object):
2879
"""A section defines a dict of option name => value.
2881
This is merely a read-only dict which can add some knowledge about the
2882
options. It is *not* a python dict object though and doesn't try to mimic
2886
def __init__(self, section_id, options):
2887
self.id = section_id
2888
# We re-use the dict-like object received
2889
self.options = options
2891
def get(self, name, default=None, expand=True):
2892
return self.options.get(name, default)
2894
def iter_option_names(self):
2895
for k in self.options.iterkeys():
2899
# Mostly for debugging use
2900
return "<config.%s id=%s>" % (self.__class__.__name__, self.id)
2903
_NewlyCreatedOption = object()
2904
"""Was the option created during the MutableSection lifetime"""
2905
_DeletedOption = object()
2906
"""Was the option deleted during the MutableSection lifetime"""
2909
class MutableSection(Section):
2910
"""A section allowing changes and keeping track of the original values."""
2912
def __init__(self, section_id, options):
2913
super(MutableSection, self).__init__(section_id, options)
2914
self.reset_changes()
2916
def set(self, name, value):
2917
if name not in self.options:
2918
# This is a new option
2919
self.orig[name] = _NewlyCreatedOption
2920
elif name not in self.orig:
2921
self.orig[name] = self.get(name, None)
2922
self.options[name] = value
2924
def remove(self, name):
2925
if name not in self.orig:
2926
self.orig[name] = self.get(name, None)
2927
del self.options[name]
2929
def reset_changes(self):
2932
def apply_changes(self, dirty, store):
2933
"""Apply option value changes.
2935
``self`` has been reloaded from the persistent storage. ``dirty``
2936
contains the changes made since the previous loading.
2938
:param dirty: the mutable section containing the changes.
2940
:param store: the store containing the section
2942
for k, expected in dirty.orig.iteritems():
2943
actual = dirty.get(k, _DeletedOption)
2944
reloaded = self.get(k, _NewlyCreatedOption)
2945
if actual is _DeletedOption:
2946
if k in self.options:
2950
# Report concurrent updates in an ad-hoc way. This should only
2951
# occurs when different processes try to update the same option
2952
# which is not supported (as in: the config framework is not meant
2953
# to be used a sharing mechanism).
2954
if expected != reloaded:
2955
if actual is _DeletedOption:
2956
actual = '<DELETED>'
2957
if reloaded is _NewlyCreatedOption:
2958
reloaded = '<CREATED>'
2959
if expected is _NewlyCreatedOption:
2960
expected = '<CREATED>'
2961
# Someone changed the value since we get it from the persistent
2963
trace.warning(gettext(
2964
"Option {0} in section {1} of {2} was changed"
2965
" from {3} to {4}. The {5} value will be saved.".format(
2966
k, self.id, store.external_url(), expected,
2968
# No need to keep track of these changes
2969
self.reset_changes()
2972
class Store(object):
2973
"""Abstract interface to persistent storage for configuration options."""
2975
readonly_section_class = Section
2976
mutable_section_class = MutableSection
2979
# Which sections need to be saved
2980
self.dirty_sections = []
2982
def is_loaded(self):
2983
"""Returns True if the Store has been loaded.
2985
This is used to implement lazy loading and ensure the persistent
2986
storage is queried only when needed.
2988
raise NotImplementedError(self.is_loaded)
2991
"""Loads the Store from persistent storage."""
2992
raise NotImplementedError(self.load)
2994
def _load_from_string(self, bytes):
2995
"""Create a store from a string in configobj syntax.
2997
:param bytes: A string representing the file content.
2999
raise NotImplementedError(self._load_from_string)
3002
"""Unloads the Store.
3004
This should make is_loaded() return False. This is used when the caller
3005
knows that the persistent storage has changed or may have change since
3008
raise NotImplementedError(self.unload)
3010
def quote(self, value):
3011
"""Quote a configuration option value for storing purposes.
3013
This allows Stacks to present values as they will be stored.
3017
def unquote(self, value):
3018
"""Unquote a configuration option value into unicode.
3020
The received value is quoted as stored.
3025
"""Saves the Store to persistent storage."""
3026
raise NotImplementedError(self.save)
3028
def _need_saving(self):
3029
for s in self.dirty_sections:
3031
# At least one dirty section contains a modification
3035
def apply_changes(self, dirty_sections):
3036
"""Apply changes from dirty sections while checking for coherency.
3038
The Store content is discarded and reloaded from persistent storage to
3039
acquire up-to-date values.
3041
Dirty sections are MutableSection which kept track of the value they
3042
are expected to update.
3044
# We need an up-to-date version from the persistent storage, unload the
3045
# store. The reload will occur when needed (triggered by the first
3046
# get_mutable_section() call below.
3048
# Apply the changes from the preserved dirty sections
3049
for dirty in dirty_sections:
3050
clean = self.get_mutable_section(dirty.id)
3051
clean.apply_changes(dirty, self)
3052
# Everything is clean now
3053
self.dirty_sections = []
3055
def save_changes(self):
3056
"""Saves the Store to persistent storage if changes occurred.
3058
Apply the changes recorded in the mutable sections to a store content
3059
refreshed from persistent storage.
3061
raise NotImplementedError(self.save_changes)
3063
def external_url(self):
3064
raise NotImplementedError(self.external_url)
3066
def get_sections(self):
3067
"""Returns an ordered iterable of existing sections.
3069
:returns: An iterable of (store, section).
3071
raise NotImplementedError(self.get_sections)
3073
def get_mutable_section(self, section_id=None):
3074
"""Returns the specified mutable section.
3076
:param section_id: The section identifier
3078
raise NotImplementedError(self.get_mutable_section)
3081
# Mostly for debugging use
3082
return "<config.%s(%s)>" % (self.__class__.__name__,
3083
self.external_url())
3086
class CommandLineStore(Store):
3087
"A store to carry command line overrides for the config options."""
3089
def __init__(self, opts=None):
3090
super(CommandLineStore, self).__init__()
3097
# The dict should be cleared but not replaced so it can be shared.
3098
self.options.clear()
3100
def _from_cmdline(self, overrides):
3101
# Reset before accepting new definitions
3103
for over in overrides:
3105
name, value = over.split('=', 1)
3107
raise errors.BzrCommandError(
3108
gettext("Invalid '%s', should be of the form 'name=value'")
3110
self.options[name] = value
3112
def external_url(self):
3113
# Not an url but it makes debugging easier and is never needed
3117
def get_sections(self):
3118
yield self, self.readonly_section_class(None, self.options)
3121
class IniFileStore(Store):
3122
"""A config Store using ConfigObj for storage.
3124
:ivar transport: The transport object where the config file is located.
3126
:ivar file_name: The config file basename in the transport directory.
3128
:ivar _config_obj: Private member to hold the ConfigObj instance used to
3129
serialize/deserialize the config file.
3133
"""A config Store using ConfigObj for storage.
3135
super(IniFileStore, self).__init__()
3136
self._config_obj = None
3138
def is_loaded(self):
3139
return self._config_obj != None
3142
self._config_obj = None
3143
self.dirty_sections = []
3145
def _load_content(self):
3146
"""Load the config file bytes.
3148
This should be provided by subclasses
3150
:return: Byte string
3152
raise NotImplementedError(self._load_content)
3154
def _save_content(self, content):
3155
"""Save the config file bytes.
3157
This should be provided by subclasses
3159
:param content: Config file bytes to write
3161
raise NotImplementedError(self._save_content)
3164
"""Load the store from the associated file."""
3165
if self.is_loaded():
3167
content = self._load_content()
3168
self._load_from_string(content)
3169
for hook in ConfigHooks['load']:
3172
def _load_from_string(self, bytes):
3173
"""Create a config store from a string.
3175
:param bytes: A string representing the file content.
3177
if self.is_loaded():
3178
raise AssertionError('Already loaded: %r' % (self._config_obj,))
3179
co_input = StringIO(bytes)
3181
# The config files are always stored utf8-encoded
3182
self._config_obj = ConfigObj(co_input, encoding='utf-8',
3184
except configobj.ConfigObjError, e:
3185
self._config_obj = None
3186
raise errors.ParseConfigError(e.errors, self.external_url())
3187
except UnicodeDecodeError:
3188
raise errors.ConfigContentError(self.external_url())
3190
def save_changes(self):
3191
if not self.is_loaded():
3194
if not self._need_saving():
3196
# Preserve the current version
3197
current = self._config_obj
3198
dirty_sections = list(self.dirty_sections)
3199
self.apply_changes(dirty_sections)
3200
# Save to the persistent storage
3204
if not self.is_loaded():
3208
self._config_obj.write(out)
3209
self._save_content(out.getvalue())
3210
for hook in ConfigHooks['save']:
3213
def get_sections(self):
3214
"""Get the configobj section in the file order.
3216
:returns: An iterable of (store, section).
3218
# We need a loaded store
3221
except (errors.NoSuchFile, errors.PermissionDenied):
3222
# If the file can't be read, there is no sections
3224
cobj = self._config_obj
3226
yield self, self.readonly_section_class(None, cobj)
3227
for section_name in cobj.sections:
3229
self.readonly_section_class(section_name,
3230
cobj[section_name]))
3232
def get_mutable_section(self, section_id=None):
3233
# We need a loaded store
3236
except errors.NoSuchFile:
3237
# The file doesn't exist, let's pretend it was empty
3238
self._load_from_string('')
3239
if section_id is None:
3240
section = self._config_obj
3242
section = self._config_obj.setdefault(section_id, {})
3243
mutable_section = self.mutable_section_class(section_id, section)
3244
# All mutable sections can become dirty
3245
self.dirty_sections.append(mutable_section)
3246
return mutable_section
3248
def quote(self, value):
3250
# configobj conflates automagical list values and quoting
3251
self._config_obj.list_values = True
3252
return self._config_obj._quote(value)
3254
self._config_obj.list_values = False
3256
def unquote(self, value):
3257
if value and isinstance(value, basestring):
3258
# _unquote doesn't handle None nor empty strings nor anything that
3259
# is not a string, really.
3260
value = self._config_obj._unquote(value)
3264
class TransportIniFileStore(IniFileStore):
3265
"""IniFileStore that loads files from a transport.
3268
def __init__(self, transport, file_name):
3269
"""A Store using a ini file on a Transport
3271
:param transport: The transport object where the config file is located.
3272
:param file_name: The config file basename in the transport directory.
3274
super(TransportIniFileStore, self).__init__()
3275
self.transport = transport
3276
self.file_name = file_name
3278
def _load_content(self):
3280
return self.transport.get_bytes(self.file_name)
3281
except errors.PermissionDenied:
3282
trace.warning("Permission denied while trying to load "
3283
"configuration store %s.", self.external_url())
3286
def _save_content(self, content):
3287
self.transport.put_bytes(self.file_name, content)
3289
def external_url(self):
3290
# FIXME: external_url should really accepts an optional relpath
3291
# parameter (bug #750169) :-/ -- vila 2011-04-04
3292
# The following will do in the interim but maybe we don't want to
3293
# expose a path here but rather a config ID and its associated
3294
# object </hand wawe>.
3295
return urlutils.join(self.transport.external_url(), self.file_name)
3298
# Note that LockableConfigObjStore inherits from ConfigObjStore because we need
3299
# unlockable stores for use with objects that can already ensure the locking
3300
# (think branches). If different stores (not based on ConfigObj) are created,
3301
# they may face the same issue.
3304
class LockableIniFileStore(TransportIniFileStore):
3305
"""A ConfigObjStore using locks on save to ensure store integrity."""
3307
def __init__(self, transport, file_name, lock_dir_name=None):
3308
"""A config Store using ConfigObj for storage.
3310
:param transport: The transport object where the config file is located.
3312
:param file_name: The config file basename in the transport directory.
3314
if lock_dir_name is None:
3315
lock_dir_name = 'lock'
3316
self.lock_dir_name = lock_dir_name
3317
super(LockableIniFileStore, self).__init__(transport, file_name)
3318
self._lock = lockdir.LockDir(self.transport, self.lock_dir_name)
3320
def lock_write(self, token=None):
3321
"""Takes a write lock in the directory containing the config file.
3323
If the directory doesn't exist it is created.
3325
# FIXME: This doesn't check the ownership of the created directories as
3326
# ensure_config_dir_exists does. It should if the transport is local
3327
# -- vila 2011-04-06
3328
self.transport.create_prefix()
3329
return self._lock.lock_write(token)
3334
def break_lock(self):
3335
self._lock.break_lock()
3339
# We need to be able to override the undecorated implementation
3340
self.save_without_locking()
3342
def save_without_locking(self):
3343
super(LockableIniFileStore, self).save()
3346
# FIXME: global, bazaar, shouldn't that be 'user' instead or even
3347
# 'user_defaults' as opposed to 'user_overrides', 'system_defaults'
3348
# (/etc/bzr/bazaar.conf) and 'system_overrides' ? -- vila 2011-04-05
3350
# FIXME: Moreover, we shouldn't need classes for these stores either, factory
3351
# functions or a registry will make it easier and clearer for tests, focusing
3352
# on the relevant parts of the API that needs testing -- vila 20110503 (based
3353
# on a poolie's remark)
3354
class GlobalStore(LockableIniFileStore):
3356
def __init__(self, possible_transports=None):
3357
t = transport.get_transport_from_path(
3358
config_dir(), possible_transports=possible_transports)
3359
super(GlobalStore, self).__init__(t, 'bazaar.conf')
3363
class LocationStore(LockableIniFileStore):
3365
def __init__(self, possible_transports=None):
3366
t = transport.get_transport_from_path(
3367
config_dir(), possible_transports=possible_transports)
3368
super(LocationStore, self).__init__(t, 'locations.conf')
3369
self.id = 'locations'
3372
class BranchStore(TransportIniFileStore):
3374
def __init__(self, branch):
3375
super(BranchStore, self).__init__(branch.control_transport,
3377
self.branch = branch
3380
def lock_write(self, token=None):
3381
return self.branch.lock_write(token)
3384
return self.branch.unlock()
3388
# We need to be able to override the undecorated implementation
3389
self.save_without_locking()
3391
def save_without_locking(self):
3392
super(BranchStore, self).save()
3395
class ControlStore(LockableIniFileStore):
3397
def __init__(self, bzrdir):
3398
super(ControlStore, self).__init__(bzrdir.transport,
3400
lock_dir_name='branch_lock')
3404
class SectionMatcher(object):
3405
"""Select sections into a given Store.
3407
This is intended to be used to postpone getting an iterable of sections
3411
def __init__(self, store):
3414
def get_sections(self):
3415
# This is where we require loading the store so we can see all defined
3417
sections = self.store.get_sections()
3418
# Walk the revisions in the order provided
3419
for store, s in sections:
3423
def match(self, section):
3424
"""Does the proposed section match.
3426
:param section: A Section object.
3428
:returns: True if the section matches, False otherwise.
3430
raise NotImplementedError(self.match)
3433
class NameMatcher(SectionMatcher):
3435
def __init__(self, store, section_id):
3436
super(NameMatcher, self).__init__(store)
3437
self.section_id = section_id
3439
def match(self, section):
3440
return section.id == self.section_id
3443
class LocationSection(Section):
3445
def __init__(self, section, length, extra_path):
3446
super(LocationSection, self).__init__(section.id, section.options)
3447
self.length = length
3448
self.extra_path = extra_path
3449
self.locals = {'relpath': extra_path,
3450
'basename': urlutils.basename(extra_path)}
3452
def get(self, name, default=None, expand=True):
3453
value = super(LocationSection, self).get(name, default)
3454
if value is not None and expand:
3455
policy_name = self.get(name + ':policy', None)
3456
policy = _policy_value.get(policy_name, POLICY_NONE)
3457
if policy == POLICY_APPENDPATH:
3458
value = urlutils.join(value, self.extra_path)
3459
# expand section local options right now (since POLICY_APPENDPATH
3460
# will never add options references, it's ok to expand after it).
3462
for is_ref, chunk in iter_option_refs(value):
3464
chunks.append(chunk)
3467
if ref in self.locals:
3468
chunks.append(self.locals[ref])
3470
chunks.append(chunk)
3471
value = ''.join(chunks)
3475
class LocationMatcher(SectionMatcher):
3477
def __init__(self, store, location):
3478
super(LocationMatcher, self).__init__(store)
3479
if location.startswith('file://'):
3480
location = urlutils.local_path_from_url(location)
3481
self.location = location
3483
def _get_matching_sections(self):
3484
"""Get all sections matching ``location``."""
3485
# We slightly diverge from LocalConfig here by allowing the no-name
3486
# section as the most generic one and the lower priority.
3487
no_name_section = None
3489
# Filter out the no_name_section so _iter_for_location_by_parts can be
3490
# used (it assumes all sections have a name).
3491
for _, section in self.store.get_sections():
3492
if section.id is None:
3493
no_name_section = section
3495
all_sections.append(section)
3496
# Unfortunately _iter_for_location_by_parts deals with section names so
3497
# we have to resync.
3498
filtered_sections = _iter_for_location_by_parts(
3499
[s.id for s in all_sections], self.location)
3500
iter_all_sections = iter(all_sections)
3501
matching_sections = []
3502
if no_name_section is not None:
3503
matching_sections.append(
3504
LocationSection(no_name_section, 0, self.location))
3505
for section_id, extra_path, length in filtered_sections:
3506
# a section id is unique for a given store so it's safe to take the
3507
# first matching section while iterating. Also, all filtered
3508
# sections are part of 'all_sections' and will always be found
3511
section = iter_all_sections.next()
3512
if section_id == section.id:
3513
matching_sections.append(
3514
LocationSection(section, length, extra_path))
3516
return matching_sections
3518
def get_sections(self):
3519
# Override the default implementation as we want to change the order
3520
matching_sections = self._get_matching_sections()
3521
# We want the longest (aka more specific) locations first
3522
sections = sorted(matching_sections,
3523
key=lambda section: (section.length, section.id),
3525
# Sections mentioning 'ignore_parents' restrict the selection
3526
for section in sections:
3527
# FIXME: We really want to use as_bool below -- vila 2011-04-07
3528
ignore = section.get('ignore_parents', None)
3529
if ignore is not None:
3530
ignore = ui.bool_from_string(ignore)
3533
# Finally, we have a valid section
3534
yield self.store, section
3537
_option_ref_re = lazy_regex.lazy_compile('({[^{}\n]+})')
3538
"""Describes an expandable option reference.
3540
We want to match the most embedded reference first.
3542
I.e. for '{{foo}}' we will get '{foo}',
3543
for '{bar{baz}}' we will get '{baz}'
3546
def iter_option_refs(string):
3547
# Split isolate refs so every other chunk is a ref
3549
for chunk in _option_ref_re.split(string):
3554
class Stack(object):
3555
"""A stack of configurations where an option can be defined"""
3557
def __init__(self, sections_def, store=None, mutable_section_id=None):
3558
"""Creates a stack of sections with an optional store for changes.
3560
:param sections_def: A list of Section or callables that returns an
3561
iterable of Section. This defines the Sections for the Stack and
3562
can be called repeatedly if needed.
3564
:param store: The optional Store where modifications will be
3565
recorded. If none is specified, no modifications can be done.
3567
:param mutable_section_id: The id of the MutableSection where changes
3568
are recorded. This requires the ``store`` parameter to be
3571
self.sections_def = sections_def
3573
self.mutable_section_id = mutable_section_id
3575
def get(self, name, expand=None):
3576
"""Return the *first* option value found in the sections.
3578
This is where we guarantee that sections coming from Store are loaded
3579
lazily: the loading is delayed until we need to either check that an
3580
option exists or get its value, which in turn may require to discover
3581
in which sections it can be defined. Both of these (section and option
3582
existence) require loading the store (even partially).
3584
:param name: The queried option.
3586
:param expand: Whether options references should be expanded.
3588
:returns: The value of the option.
3590
# FIXME: No caching of options nor sections yet -- vila 20110503
3592
expand = _get_expand_default_value()
3594
found_store = None # Where the option value has been found
3595
# If the option is registered, it may provide additional info about
3598
opt = option_registry.get(name)
3603
def expand_and_convert(val):
3604
# This may need to be called in different contexts if the value is
3605
# None or ends up being None during expansion or conversion.
3608
if isinstance(val, basestring):
3609
val = self._expand_options_in_string(val)
3611
trace.warning('Cannot expand "%s":'
3612
' %s does not support option expansion'
3613
% (name, type(val)))
3615
val = found_store.unquote(val)
3617
val = opt.convert_from_unicode(found_store, val)
3620
# First of all, check if the environment can override the configuration
3622
if opt is not None and opt.override_from_env:
3623
value = opt.get_override()
3624
value = expand_and_convert(value)
3626
# Ensuring lazy loading is achieved by delaying section matching
3627
# (which implies querying the persistent storage) until it can't be
3628
# avoided anymore by using callables to describe (possibly empty)
3630
for sections in self.sections_def:
3631
for store, section in sections():
3632
value = section.get(name)
3633
if value is not None:
3636
if value is not None:
3638
value = expand_and_convert(value)
3639
if opt is not None and value is None:
3640
# If the option is registered, it may provide a default value
3641
value = opt.get_default()
3642
value = expand_and_convert(value)
3643
for hook in ConfigHooks['get']:
3644
hook(self, name, value)
3647
def expand_options(self, string, env=None):
3648
"""Expand option references in the string in the configuration context.
3650
:param string: The string containing option(s) to expand.
3652
:param env: An option dict defining additional configuration options or
3653
overriding existing ones.
3655
:returns: The expanded string.
3657
return self._expand_options_in_string(string, env)
3659
def _expand_options_in_string(self, string, env=None, _refs=None):
3660
"""Expand options in the string in the configuration context.
3662
:param string: The string to be expanded.
3664
:param env: An option dict defining additional configuration options or
3665
overriding existing ones.
3667
:param _refs: Private list (FIFO) containing the options being expanded
3670
:returns: The expanded string.
3673
# Not much to expand there
3676
# What references are currently resolved (to detect loops)
3679
# We need to iterate until no more refs appear ({{foo}} will need two
3680
# iterations for example).
3685
for is_ref, chunk in iter_option_refs(result):
3687
chunks.append(chunk)
3692
raise errors.OptionExpansionLoop(string, _refs)
3694
value = self._expand_option(name, env, _refs)
3696
raise errors.ExpandingUnknownOption(name, string)
3697
chunks.append(value)
3699
result = ''.join(chunks)
3702
def _expand_option(self, name, env, _refs):
3703
if env is not None and name in env:
3704
# Special case, values provided in env takes precedence over
3708
value = self.get(name, expand=False)
3709
value = self._expand_options_in_string(value, env, _refs)
3712
def _get_mutable_section(self):
3713
"""Get the MutableSection for the Stack.
3715
This is where we guarantee that the mutable section is lazily loaded:
3716
this means we won't load the corresponding store before setting a value
3717
or deleting an option. In practice the store will often be loaded but
3718
this helps catching some programming errors.
3721
section = store.get_mutable_section(self.mutable_section_id)
3722
return store, section
3724
def set(self, name, value):
3725
"""Set a new value for the option."""
3726
store, section = self._get_mutable_section()
3727
section.set(name, store.quote(value))
3728
for hook in ConfigHooks['set']:
3729
hook(self, name, value)
3731
def remove(self, name):
3732
"""Remove an existing option."""
3733
_, section = self._get_mutable_section()
3734
section.remove(name)
3735
for hook in ConfigHooks['remove']:
3739
# Mostly for debugging use
3740
return "<config.%s(%s)>" % (self.__class__.__name__, id(self))
3742
def _get_overrides(self):
3743
# Hack around library_state.initialize never called
3744
if bzrlib.global_state is not None:
3745
return bzrlib.global_state.cmdline_overrides.get_sections()
3749
class MemoryStack(Stack):
3750
"""A configuration stack defined from a string.
3752
This is mainly intended for tests and requires no disk resources.
3755
def __init__(self, content=None):
3756
"""Create an in-memory stack from a given content.
3758
It uses a single store based on configobj and support reading and
3761
:param content: The initial content of the store. If None, the store is
3762
not loaded and ``_load_from_string`` can and should be used if
3765
store = IniFileStore()
3766
if content is not None:
3767
store._load_from_string(content)
3768
super(MemoryStack, self).__init__(
3769
[store.get_sections], store)
3772
class _CompatibleStack(Stack):
3773
"""Place holder for compatibility with previous design.
3775
This is intended to ease the transition from the Config-based design to the
3776
Stack-based design and should not be used nor relied upon by plugins.
3778
One assumption made here is that the daughter classes will all use Stores
3779
derived from LockableIniFileStore).
3781
It implements set() and remove () by re-loading the store before applying
3782
the modification and saving it.
3784
The long term plan being to implement a single write by store to save
3785
all modifications, this class should not be used in the interim.
3788
def set(self, name, value):
3791
super(_CompatibleStack, self).set(name, value)
3792
# Force a write to persistent storage
3795
def remove(self, name):
3798
super(_CompatibleStack, self).remove(name)
3799
# Force a write to persistent storage
3803
class GlobalStack(_CompatibleStack):
3804
"""Global options only stack.
3806
The following sections are queried:
3808
* command-line overrides,
3810
* the 'DEFAULT' section in bazaar.conf
3812
This stack will use the ``DEFAULT`` section in bazaar.conf as its
3817
gstore = GlobalStore()
3818
super(GlobalStack, self).__init__(
3819
[self._get_overrides,
3820
NameMatcher(gstore, 'DEFAULT').get_sections],
3821
gstore, mutable_section_id='DEFAULT')
3824
class LocationStack(_CompatibleStack):
3825
"""Per-location options falling back to global options stack.
3828
The following sections are queried:
3830
* command-line overrides,
3832
* the sections matching ``location`` in ``locations.conf``, the order being
3833
defined by the number of path components in the section glob, higher
3834
numbers first (from most specific section to most generic).
3836
* the 'DEFAULT' section in bazaar.conf
3838
This stack will use the ``location`` section in locations.conf as its
3842
def __init__(self, location):
3843
"""Make a new stack for a location and global configuration.
3845
:param location: A URL prefix to """
3846
lstore = LocationStore()
3847
if location.startswith('file://'):
3848
location = urlutils.local_path_from_url(location)
3849
gstore = GlobalStore()
3850
super(LocationStack, self).__init__(
3851
[self._get_overrides,
3852
LocationMatcher(lstore, location).get_sections,
3853
NameMatcher(gstore, 'DEFAULT').get_sections],
3854
lstore, mutable_section_id=location)
3857
class BranchStack(_CompatibleStack):
3858
"""Per-location options falling back to branch then global options stack.
3860
The following sections are queried:
3862
* command-line overrides,
3864
* the sections matching ``location`` in ``locations.conf``, the order being
3865
defined by the number of path components in the section glob, higher
3866
numbers first (from most specific section to most generic),
3868
* the no-name section in branch.conf,
3870
* the ``DEFAULT`` section in ``bazaar.conf``.
3872
This stack will use the no-name section in ``branch.conf`` as its
3876
def __init__(self, branch):
3877
lstore = LocationStore()
3878
bstore = branch._get_config_store()
3879
gstore = GlobalStore()
3880
super(BranchStack, self).__init__(
3881
[self._get_overrides,
3882
LocationMatcher(lstore, branch.base).get_sections,
3883
NameMatcher(bstore, None).get_sections,
3884
NameMatcher(gstore, 'DEFAULT').get_sections],
3886
self.branch = branch
3889
class RemoteControlStack(_CompatibleStack):
3890
"""Remote control-only options stack."""
3892
# FIXME 2011-11-22 JRV This should probably be renamed to avoid confusion
3893
# with the stack used for remote bzr dirs. RemoteControlStack only uses
3894
# control.conf and is used only for stack options.
3896
def __init__(self, bzrdir):
3897
cstore = bzrdir._get_config_store()
3898
super(RemoteControlStack, self).__init__(
3899
[NameMatcher(cstore, None).get_sections],
3901
self.bzrdir = bzrdir
3904
class BranchOnlyStack(_CompatibleStack):
3905
"""Branch-only options stack."""
3907
# FIXME: _BranchOnlyStack only uses branch.conf and is used only for the
3908
# stacked_on_location options waiting for http://pad.lv/832042 to be fixed.
3909
# -- vila 2011-12-16
3911
def __init__(self, branch):
3912
bstore = branch._get_config_store()
3913
super(BranchOnlyStack, self).__init__(
3914
[NameMatcher(bstore, None).get_sections],
3916
self.branch = branch
3919
# Use a an empty dict to initialize an empty configobj avoiding all
3920
# parsing and encoding checks
3921
_quoting_config = configobj.ConfigObj(
3922
{}, encoding='utf-8', interpolation=False, list_values=True)
3924
class cmd_config(commands.Command):
3925
__doc__ = """Display, set or remove a configuration option.
3927
Display the active value for a given option.
3929
If --all is specified, NAME is interpreted as a regular expression and all
3930
matching options are displayed mentioning their scope. The active value
3931
that bzr will take into account is the first one displayed for each option.
3933
If no NAME is given, --all .* is implied.
3935
Setting a value is achieved by using name=value without spaces. The value
3936
is set in the most relevant scope and can be checked by displaying the
3940
takes_args = ['name?']
3944
# FIXME: This should be a registry option so that plugins can register
3945
# their own config files (or not) and will also address
3946
# http://pad.lv/788991 -- vila 20101115
3947
commands.Option('scope', help='Reduce the scope to the specified'
3948
' configuration file.',
3950
commands.Option('all',
3951
help='Display all the defined values for the matching options.',
3953
commands.Option('remove', help='Remove the option from'
3954
' the configuration file.'),
3957
_see_also = ['configuration']
3959
@commands.display_command
3960
def run(self, name=None, all=False, directory=None, scope=None,
3962
if directory is None:
3964
directory = urlutils.normalize_url(directory)
3966
raise errors.BzrError(
3967
'--all and --remove are mutually exclusive.')
3969
# Delete the option in the given scope
3970
self._remove_config_option(name, directory, scope)
3972
# Defaults to all options
3973
self._show_matching_options('.*', directory, scope)
3976
name, value = name.split('=', 1)
3978
# Display the option(s) value(s)
3980
self._show_matching_options(name, directory, scope)
3982
self._show_value(name, directory, scope)
3985
raise errors.BzrError(
3986
'Only one option can be set.')
3987
# Set the option value
3988
self._set_config_option(name, value, directory, scope)
3990
def _get_stack(self, directory, scope=None):
3991
"""Get the configuration stack specified by ``directory`` and ``scope``.
3993
:param directory: Where the configurations are derived from.
3995
:param scope: A specific config to start from.
3997
# FIXME: scope should allow access to plugin-specific stacks (even
3998
# reduced to the plugin-specific store), related to
3999
# http://pad.lv/788991 -- vila 2011-11-15
4000
if scope is not None:
4001
if scope == 'bazaar':
4002
return GlobalStack()
4003
elif scope == 'locations':
4004
return LocationStack(directory)
4005
elif scope == 'branch':
4007
controldir.ControlDir.open_containing_tree_or_branch(
4009
return br.get_config_stack()
4010
raise errors.NoSuchConfig(scope)
4014
controldir.ControlDir.open_containing_tree_or_branch(
4016
return br.get_config_stack()
4017
except errors.NotBranchError:
4018
return LocationStack(directory)
4020
def _show_value(self, name, directory, scope):
4021
conf = self._get_stack(directory, scope)
4022
value = conf.get(name, expand=True)
4023
if value is not None:
4024
# Quote the value appropriately
4025
value = _quoting_config._quote(value)
4026
self.outf.write('%s\n' % (value,))
4028
raise errors.NoSuchConfigOption(name)
4030
def _show_matching_options(self, name, directory, scope):
4031
name = lazy_regex.lazy_compile(name)
4032
# We want any error in the regexp to be raised *now* so we need to
4033
# avoid the delay introduced by the lazy regexp. But, we still do
4034
# want the nicer errors raised by lazy_regex.
4035
name._compile_and_collapse()
4038
conf = self._get_stack(directory, scope)
4039
for sections in conf.sections_def:
4040
for store, section in sections():
4041
for oname in section.iter_option_names():
4042
if name.search(oname):
4043
if cur_store_id != store.id:
4044
# Explain where the options are defined
4045
self.outf.write('%s:\n' % (store.id,))
4046
cur_store_id = store.id
4048
if (section.id is not None
4049
and cur_section != section.id):
4050
# Display the section id as it appears in the store
4051
# (None doesn't appear by definition)
4052
self.outf.write(' [%s]\n' % (section.id,))
4053
cur_section = section.id
4054
value = section.get(oname, expand=False)
4055
# Since we don't use the stack, we need to restore a
4058
opt = option_registry.get(oname)
4059
value = opt.convert_from_unicode(store, value)
4061
value = store.unquote(value)
4062
value = _quoting_config._quote(value)
4063
self.outf.write(' %s = %s\n' % (oname, value))
4065
def _set_config_option(self, name, value, directory, scope):
4066
conf = self._get_stack(directory, scope)
4067
conf.set(name, value)
4069
def _remove_config_option(self, name, directory, scope):
4071
raise errors.BzrCommandError(
4072
'--remove expects an option to remove.')
4073
conf = self._get_stack(directory, scope)
4077
raise errors.NoSuchConfigOption(name)
4082
# We need adapters that can build a Store or a Stack in a test context. Test
4083
# classes, based on TestCaseWithTransport, can use the registry to parametrize
4084
# themselves. The builder will receive a test instance and should return a
4085
# ready-to-use store or stack. Plugins that define new store/stacks can also
4086
# register themselves here to be tested against the tests defined in
4087
# bzrlib.tests.test_config. Note that the builder can be called multiple times
4088
# for the same test.
4090
# The registered object should be a callable receiving a test instance
4091
# parameter (inheriting from tests.TestCaseWithTransport) and returning a Store
4093
test_store_builder_registry = registry.Registry()
4095
# The registered object should be a callable receiving a test instance
4096
# parameter (inheriting from tests.TestCaseWithTransport) and returning a Stack
4098
test_stack_builder_registry = registry.Registry()