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Dereference remote replies (#132)

Browse source 
* decided where to put reply dereferencing

* fiddling with dereferencing threads

* further adventures

* tidy up some stuff

* move dereferencing functionality

* a bunch of refactoring

* go fmt

* more refactoring

* bleep bloop

* docs and linting

* start implementing replies collection on gts side

* fiddling around

* allow dereferencing our replies

* lint, fmt
This commit is contained in:
Tobi Smethurst 2021-08-10 13:32:39 +02:00 • committed by GitHub
commit 0f2de6394a
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68 changed files with 2946 additions and 1393 deletions
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75
internal/federation/handshake.go
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@ -3,78 +3,5 @@ package federation
import "net/url"
func (f *federator) Handshaking(username string, remoteAccountID *url.URL) bool {
f.handshakeSync.Lock()
defer f.handshakeSync.Unlock()
if f.handshakes == nil {
// handshakes isn't even initialized yet so we can't be handshaking with anyone
return false
}
remoteIDs, ok := f.handshakes[username]
if !ok {
// user isn't handshaking with anyone, bail
return false
}
for _, id := range remoteIDs {
if id.String() == remoteAccountID.String() {
// we are currently handshaking with the remote account, yep
return true
}
}
// didn't find it which means we're not handshaking
return false
}
func (f *federator) startHandshake(username string, remoteAccountID *url.URL) {
f.handshakeSync.Lock()
defer f.handshakeSync.Unlock()
// lazily initialize handshakes
if f.handshakes == nil {
f.handshakes = make(map[string][]*url.URL)
}
remoteIDs, ok := f.handshakes[username]
if !ok {
// there was nothing in there yet, so just add this entry and return
f.handshakes[username] = []*url.URL{remoteAccountID}
return
}
// add the remote ID to the slice
remoteIDs = append(remoteIDs, remoteAccountID)
f.handshakes[username] = remoteIDs
}
func (f *federator) stopHandshake(username string, remoteAccountID *url.URL) {
f.handshakeSync.Lock()
defer f.handshakeSync.Unlock()
if f.handshakes == nil {
return
}
remoteIDs, ok := f.handshakes[username]
if !ok {
// there was nothing in there yet anyway so just bail
return
}
newRemoteIDs := []*url.URL{}
for _, id := range remoteIDs {
if id.String() != remoteAccountID.String() {
newRemoteIDs = append(newRemoteIDs, id)
}
}
if len(newRemoteIDs) == 0 {
// there are no handshakes so just remove this user entry from the map and save a few bytes
delete(f.handshakes, username)
} else {
// there are still other handshakes ongoing
f.handshakes[username] = newRemoteIDs
}
return f.dereferencer.Handshaking(username, remoteAccountID)
}