I've released zchunk-0.4.0 which has the last (hopefully) backwards-
incompatible file format change. Files created by zchunk < 0.4.0 will
be unreadable by 0.4.0+.
Zchunk 0.4.0 now has four bytes of flags, so, barring any bone-headed
disasters in the file format, any further file format changes will be
The latest release is available here:
The file format is documented here:
A copr with the latest release (and zchunk-enabled createrepo_c) is
My next step is to add zchunk support to librepo.
A quick summary of the features I wanted to add:
On Mon, 2018-04-16 at 15:47 +0300, Jonathan Dieter wrote:
* A python API
Still needs to be done.
* GPG signatures in addition to (possibly replacing) overall data
Signatures have now been added to the file format in addition to the
overall checksum. The current implementation can't actually read or
add a signature, though.
* An expiry field? (I'm obviously thinking about signed repodata
As per feedback, this isn't necessary.
* More tests
The framework is in place for this, and I have added a single test
case. More to come.
* Other arch testing (it's currently only tested on x86_64)
I've built and tested on ARM, ppc64le, i686 and x86_64 and everything
seems to be working just fine. I have not yet tested on aarch64.