sync: don't return error on sync signatures, just skip them, closes#375
sync: sync signatures on demand
sync on demand: in case of parallel requests pull image just once, closes#344
Signed-off-by: Petu Eusebiu <peusebiu@cisco.com>
now it copies to a local cache and then it copies over storage APIs
- accept all images with or without signatures
- disable sync writing to stdout
- added more logs
- fixed switch statement in routes
- fixed enabling sync multiple times for storage subpaths
closes#266
Signed-off-by: Petu Eusebiu <peusebiu@cisco.com>
Periodically poll registries and pull images according to sync's config
Added sync on demand, syncing when clients asks for an image which
zot doesn't have.
Signed-off-by: Petu Eusebiu <peusebiu@cisco.com>
