X-Git-Url: http://git.vrable.net/?a=blobdiff_plain;ds=sidebyside;f=NEWS;h=07d7f16c5a2c6bf8246f2e1c96a4fa76971fe13e;hb=0347920b621a8feaf16d5f48f33bbe1b238fc896;hp=e7defe88fcb591c75637ef25f041127bffe70389;hpb=e43854eb2fa6853b6faebfbeee4b22ce1ff24331;p=cumulus.git diff --git a/NEWS b/NEWS index e7defe8..07d7f16 100644 --- a/NEWS +++ b/NEWS @@ -1,4 +1,47 @@ -UNRELEASED +0.5.1 [2007-11-13] + - Have the lbs-util tool check the version number when reading a + snapshot, and signal an error if the format is not recognized. + - Include a sample script, contrib/parity-gen, for creating + RAID-like parity sets to recover from some segment corruption. + The par2 command (http://parchive.sourceforge.net/) is used to + actually generate the parity sets; the parity-gen script simply + automates maintaining the parity sets. + +0.5 [2007-10-16] + - Much improved Python interface for accessing and manipulating LBS + archives and local database information. The interface should not + yet be considered completely stable. + - Python implementation of lbs-util now includes most of the + features of the Perl implementation, plus some other new features. + The Perl library and utility are deprecated and have been removed + from this release. + - Preliminary snapshot restore support in lbs-util. This is still + not yet extensively tested. + +0.4 [2007-08-24] + - Documentation improvements: a getting started README, and a + description of some of the implementation details. + - Include an example filter script, lbs-filter-gpg, for encrypting + segment data as it is written. + - Add support for signed snapshot descriptor files (via the + --signature-filter option). Due to the checksums contained in the + snapshot descriptor, the signature covers the entire contents of + the snapshot. + - Preview release of lbs-util.py, a Python-based program for + managing LBS snapshots. It currently implements a very simple + form of automatic segment cleaning, though this isn't much tested. + - Improved segment repacking support; after cleaning segments, + objects can be written out in different groups based on age. This + may help with long-term segment cleaning efficiency, but probably + needs more tuning. + +0.3 [2007-08-10] + - LOCAL DATABASE CHANGE: A checksums file is now written out along + with the snapshot descriptor that contains checksums of segments + used in a snapshot. This will allow quick integrity checks of a + snapshot, without needing to decompress or decrypt the segment + files. The local database schema was modified to store the + checksums for segments. - Build dependence on libtar has been dropped. All necessary support for writing TAR files is now directly included with the source. @@ -10,8 +53,13 @@ UNRELEASED restore.pl script does not use this. - Bugfix: Print a help message instead of crashing if no files are specified. + - Bugfix: File descriptors of files being backed up were closed + twice. In some cases this might have led to an unrelated file + being closed (if the file descriptor was quickly re-used). + - Preview of a new lbs-util command for maintaining snapshots. + Functionality is currently limited. -version 0.2.2 [2007-07-27] +0.2.2 [2007-07-27] - Update reference restore.pl script to handle octal/hexadecimal (format change introduced in 0.2). - Better support for mixing multiple backup schemes: the statcache @@ -19,11 +67,11 @@ version 0.2.2 [2007-07-27] where multiple different backups (of different source directories) are made, all sharing the same local database directory. -version 0.2.1 [2007-07-20] +0.2.1 [2007-07-20] - Bugfix: Do not print an error when only one directory is specified to back up. -version 0.2 [2007-07-20] +0.2 [2007-07-20] - SNAPSHOT FORMAT CHANGE: Metadata logs in backups can now contain octal and hexadecimal values. Old restore programs may not be able to read these new backups. The reference restore.pl script @@ -37,5 +85,5 @@ version 0.2 [2007-07-20] - Device major/minor numbers are dumped for block and character devices. -version 0.1 [2007-07-14] +0.1 [2007-07-14] - Initial release.