[feature] Clean up/uncache remote media (#407)

* Add whereNotEmptyAndNotNull

* Add GetRemoteOlderThanDays

* Add GetRemoteOlderThanDays

* Add PruneRemote to Manager interface

* Start implementing PruneRemote

* add new attachment + status to tests

* fix up and test GetRemoteOlderThan

* fix bad import

* PruneRemote: return number pruned

* add Cached column to mediaattachment

* update + test pruneRemote

* update mediaTest

* use Cached column

* upstep bun to latest version

* embed structs in mediaAttachment

* migrate mediaAttachment to new format

* don't default cached to true

* select only remote media

* update db dependencies

* step bun back to last working version

* update pruneRemote to use Cached field

* fix storage path of test attachments

* add recache logic to manager

* fix trimmed aspect ratio

* test prune and recache

* return errwithcode

* tidy up different paths for emoji vs attachment

* fix incorrect thumbnail type being stored

* expose TransportController to media processor

* implement tee-ing recached content

* add thoughts of dog to test fedi attachments

* test get remote files

* add comment on PruneRemote

* add postData cleanup to recache

* test thumbnail fetching

* add incredible diagram

* go mod tidy

* buffer pipes for recache streaming

* test for client stops reading after 1kb

* add media-remote-cache-days to config

* add cron package

* wrap logrus so it's available to cron

* start and stop cron jobs gracefully

1 files changed, 6 insertions, 0 deletions

diff --git a/internal/federation/federator.go b/internal/federation/federator.go
index cb63084db..4359e17db 100644
--- a/internal/federation/federator.go
+++ b/internal/federation/federator.go
@@ -39,6 +39,8 @@ type Federator interface {
 	FederatingActor() pub.FederatingActor
 	// FederatingDB returns the underlying FederatingDB interface.
 	FederatingDB() federatingdb.DB
+	// TransportController returns the underlying transport controller.
+	TransportController() transport.Controller
 
 	// AuthenticateFederatedRequest can be used to check the authenticity of incoming http-signed requests for federating resources.
 	// The given username will be used to create a transport for making outgoing requests. See the implementation for more detailed comments.
@@ -107,3 +109,7 @@ func (f *federator) FederatingActor() pub.FederatingActor {
 func (f *federator) FederatingDB() federatingdb.DB {
 	return f.federatingDB
 }
+
+func (f *federator) TransportController() transport.Controller {
+	return f.transportController
+}