Class SignatureChain

A number of linked SignatureSets

Analog to BackupChain - start with a full-sig, and continue with new-sigs.

Instance Methods

__init__(self, local, location)
Return new SignatureChain.

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__str__(self)
Local or Remote and List of files in the set

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check_times(self, time_list)
Check to make sure times are in whole seconds

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islocal(self)
Return true if represents a signature chain in archive_dir

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add_filename(self, filename, pr=None)
Add new sig filename to current chain.

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get_fileobjs(self, time=None)
Return ordered list of signature fileobjs opened for reading, optionally at a certain time

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delete(self)
Remove all files in signature set

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get_filenames(self, time=None)
Return ordered list of filenames in set, up to a provided time

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Method Details

Return new SignatureChain.

local should be true iff the signature chain resides in globals.archive_dir and false if the chain is in globals.backend.

Parameters:

local (Boolean) - True if sig chain in globals.archive_dir
location (globals.archive_dir or globals.backend) - Where the sig chain is located

Add new sig filename to current chain. Return true if fits