Begin Dynamic Rescan of Validating Keys (#6963)

* begin on dynamic key rescan
* Merge branch 'master' into dynamic-rescan
* begin dynamic rescan
* fsnotify to listen for rescan dir changes
* recheck for slashing protection
* lint
* Merge branch 'master' into dynamic-rescan
* less aggressive recheck interval
* imports
* Merge branch 'dynamic-rescan' of github.com:prysmaticlabs/prysm into dynamic-rescan
* resolve confs
* listen for file changes for accounts file
* reload accounts from keystore
* begin fixing rescan test
* add event feed
* fix confs
* fix conf
* fix broken tests
* Merge branch 'master' into dynamic-rescan
* simplify lines
* do nothing if no subscribers
* Merge branch 'dynamic-rescan' of github.com:prysmaticlabs/prysm into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* fix tests
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* gaz
* Merge branch 'dynamic-rescan' of github.com:prysmaticlabs/prysm into dynamic-rescan
* ident
* Update WORKSPACE
* gaz
* Merge branch 'dynamic-rescan' of github.com:prysmaticlabs/prysm into dynamic-rescan
* add keys on service start
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* ensure debounce util works
* Merge branch 'dynamic-rescan' of github.com:prysmaticlabs/prysm into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* complete refresh, debounce test, and ensure works at runtime
* Merge branch 'dynamic-rescan' of github.com:prysmaticlabs/prysm into dynamic-rescan
* imports and remove log
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* Merge refs/heads/master into dynamic-rescan
* resolve confs
* fix up e2e tests
* Merge branch 'dynamic-rescan' of github.com:prysmaticlabs/prysm into dynamic-rescan
* fix up e2e
* Merge refs/heads/master into dynamic-rescan

validator/db/iface/interface.go

@@ -14,6 +14,7 @@ type ValidatorDB interface {
 	io.Closer
 	DatabasePath() string
 	ClearDB() error
+	UpdatePublicKeysBuckets(publicKeys [][48]byte) error
 	// Proposer protection related methods.
 	ProposalHistoryForEpoch(ctx context.Context, publicKey []byte, epoch uint64) (bitfield.Bitlist, error)
 	SaveProposalHistoryForEpoch(ctx context.Context, publicKey []byte, epoch uint64, history bitfield.Bitlist) error