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Diffstat (limited to 'rdiff-backup/src/globals.py')
| -rw-r--r-- | rdiff-backup/src/globals.py | 237 |
1 files changed, 0 insertions, 237 deletions
diff --git a/rdiff-backup/src/globals.py b/rdiff-backup/src/globals.py deleted file mode 100644 index 17345d3..0000000 --- a/rdiff-backup/src/globals.py +++ /dev/null @@ -1,237 +0,0 @@ -import re, os - -####################################################################### -# -# globals - aggregate some configuration options -# - -class Globals: - - # The current version of rdiff-backup - version = "0.8.0" - - # If this is set, use this value in seconds as the current time - # instead of reading it from the clock. - current_time = None - - # This determines how many bytes to read at a time when copying - blocksize = 32768 - - # This is used by the BufferedRead class to determine how many - # bytes to request from the underlying file per read(). Larger - # values may save on connection overhead and latency. - conn_bufsize = 98304 - - # True if script is running as a server - server = None - - # uid and gid of the owner of the rdiff-backup process. This can - # vary depending on the connection. - process_uid = os.getuid() - process_gid = os.getgid() - - # If true, when copying attributes, also change target's uid/gid - change_ownership = None - - # If true, change the permissions of unwriteable mirror files - # (such as directories) so that they can be written, and then - # change them back. This defaults to 1 just in case the process - # is not running as root (root doesn't need to change - # permissions). - change_mirror_perms = (process_uid != 0) - - # If true, temporarily change permissions of unreadable files in - # the source directory to make sure we can read all files. - change_source_perms = None - - # If true, try to reset the atimes of the source partition. - preserve_atime = None - - # This will be set as soon as the LocalConnection class loads - local_connection = None - - # All connections should be added to the following list, so - # further global changes can be propagated to the remote systems. - # The first element should be Globals.local_connection. For a - # server, the second is the connection to the client. - connections = [] - - # Each process should have a connection number unique to the - # session. The client has connection number 0. - connection_number = 0 - - # Dictionary pairing connection numbers with connections. Set in - # SetConnections for all connections. - connection_dict = {} - - # True if the script is the end that reads the source directory - # for backups. It is true for purely local sessions. - isbackup_reader = None - - # Connection of the real backup reader (for which isbackup_reader - # is true) - backup_reader = None - - # True if the script is the end that writes to the increment and - # mirror directories. True for purely local sessions. - isbackup_writer = None - - # Connection of the backup writer - backup_writer = None - - # True if this process is the client invoked by the user - isclient = None - - # Connection of the client - client_conn = None - - # This list is used by the set function below. When a new - # connection is created with init_connection, its Globals class - # will match this one for all the variables mentioned in this - # list. - changed_settings = [] - - # rdiff-backup will try to checkpoint its state every - # checkpoint_interval seconds. Then when resuming, at most this - # amount of time is lost. - checkpoint_interval = 20 - - # The RPath of the rdiff-backup-data directory. - rbdir = None - - # Indicates if a resume or a lack of resume is forced. This - # should be None for the default. 0 means don't resume, and 1 - # means resume. - resume = None - - # If there has been an aborted backup fewer than this many seconds - # ago, attempt to resume it where it left off instead of starting - # a new one. - resume_window = 7200 - - # This string is used when recognizing and creating time strings. - # If the time_separator is ":", then W3 datetime strings like - # 2001-12-07T04:22:01-07:00 are produced. It can be set to "_" to - # make filenames that don't contain colons, which aren't allowed - # under MS windows NT. - time_separator = ":" - - # quoting_enabled is true if we should quote certain characters in - # filenames on the source side (see FilenameMapping for more - # info). chars_to_quote is a string whose characters should be - # quoted, and quoting_char is the character to quote with. - quoting_enabled = None - chars_to_quote = "" - quoting_char = ';' - - # If true, emit output intended to be easily readable by a - # computer. False means output is intended for humans. - parsable_output = None - - # If true, then hardlinks will be preserved to mirror and recorded - # in the increments directory. There is also a difference here - # between None and 0. When restoring, None or 1 means to preserve - # hardlinks iff can find a hardlink dictionary. 0 means ignore - # hardlink information regardless. - preserve_hardlinks = 1 - - # If this is false, then rdiff-backup will not compress any - # increments. Default is to compress based on regexp below. - compression = 1 - - # Increments based on files whose names match this - # case-insensitive regular expression won't be compressed (applies - # to .snapshots and .diffs). The second below will be the - # compiled version of the first. - no_compression_regexp_string = "(?i).*\\.(gz|z|bz|bz2|tgz|zip|rpm|deb|" \ - "jpg|gif|png|jp2|mp3|ogg|avi|wmv|mpeg|mpg|rm|mov)$" - no_compression_regexp = None - - # If true, filelists and directory statistics will be split on - # nulls instead of newlines. - null_separator = None - - # Determines whether or not ssh will be run with the -C switch - ssh_compression = 1 - - # If true, print statistics after successful backup - print_statistics = None - - # On the reader and writer connections, the following will be - # replaced by the source and mirror Select objects respectively. - select_source, select_mirror = None, None - - # On the backup writer connection, holds the main incrementing - # function. Access is provided to increment error counts. - ITR = None - - def get(cls, name): - """Return the value of something in this class""" - return cls.__dict__[name] - get = classmethod(get) - - def is_not_None(cls, name): - """Returns true if value is not None""" - return cls.__dict__[name] is not None - is_not_None = classmethod(is_not_None) - - def set(cls, name, val): - """Set the value of something in this class - - Use this instead of writing the values directly if the setting - matters to remote sides. This function updates the - changed_settings list, so other connections know to copy the - changes. - - """ - cls.changed_settings.append(name) - cls.__dict__[name] = val - set = classmethod(set) - - def set_integer(cls, name, val): - """Like set, but make sure val is an integer""" - try: intval = int(val) - except ValueError: - Log.FatalError("Variable %s must be set to an integer -\n" - "received %s instead." % (name, val)) - cls.set(name, intval) - set_integer = classmethod(set_integer) - - def get_dict_val(cls, name, key): - """Return val from dictionary in this class""" - return cls.__dict__[name][key] - get_dict_val = classmethod(get_dict_val) - - def set_dict_val(cls, name, key, val): - """Set value for dictionary in this class""" - cls.__dict__[name][key] = val - set_dict_val = classmethod(set_dict_val) - - def postset_regexp(cls, name, re_string, flags = None): - """Compile re_string on all existing connections, set to name""" - for conn in Globals.connections: - conn.Globals.postset_regexp_local(name, re_string, flags) - postset_regexp = classmethod(postset_regexp) - - def postset_regexp_local(cls, name, re_string, flags): - """Set name to compiled re_string locally""" - if flags: cls.__dict__[name] = re.compile(re_string, flags) - else: cls.__dict__[name] = re.compile(re_string) - postset_regexp_local = classmethod(postset_regexp_local) - - def set_select(cls, dsrpath, tuplelist, quote_mode, *filelists): - """Initialize select object using tuplelist - - Note that each list in filelists must each be passed as - separate arguments, so each is recognized as a file by the - connection. Otherwise we will get an error because a list - containing files can't be pickled. - - """ - if dsrpath.source: - cls.select_source = Select(dsrpath, quote_mode) - cls.select_source.ParseArgs(tuplelist, filelists) - else: - cls.select_mirror = Select(dsrpath, quote_mode) - cls.select_mirror.ParseArgs(tuplelist, filelists) - set_select = classmethod(set_select) |