Highlights

Congratulations to @patrickbrophy for his first contribution to Pelican!

For Users

[Client] Clients can now read the PELICAN_NEAREST_CACHE environment variable for determining which cache to use #1234
[Client] Clients can now list a collection of objects and get statistics of an object #1393 #1400
[Plugin] The plugin now advertises the ability to move pelican:// objects #1265
[Client] Additional error handling has been introduced that helps users build custom clients on top of the Pelican golang libraries #1263
[Client] Clients can now send a timeout value in their object requests, indicating to Pelican services the maximum time the client is willing to wait for requests #1299
[Cache/Client] Caches now report to clients whether the data they returned came from the disk on the cache or from the origin #1301
[All] Pelican now warns users about unrecognized configuration input #1325

[Cache] Caches no longer shutdown on startup if advertisements fail, allowing admins to fix registrations #1244
[Director/Cache] The director can now filter caches marked as down in Topology #1260
[Origin] Pelican can now create "XRoot" backends for adding xroot-only protocol servers to the federation #1285
[Origin] HTTP backend export information has been added to Origin webpages #1291
[Origin] Origins can now export Globus collections as one of their backends #1336
[Director] The Director only responds to object requests with up to six Origin/Cache candidates #1304
[All] Pelican images are now built on top of EL9 from the OSG23 repositories #1288
[All] Servers now have a more permissive 5s timeout when checking for the existence of required remote resources #1328
[Director] The Director now checks object availability among Origins for object requests sent to Origins #1283
[All] Pelican now supports layered configuration through the specification of extra config directories in the root config using the ConfigLocations key #1313

Full Changelog: v7.8.0...v7.9.0