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Per-room consumers (#2293)

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* Roomserver input refactoring — again!

* Ensure the actor runs again

* Preserve consumer after unsubscribe

* Another sprinkling of magic

* Rename `TopicFor` to `Prefixed`

* Recreate the stream if the config is bad

* Check streams too

* Prefix subjects, preserve inboxes

* Recreate if subjects wrong

* Remove stream subject

* Reconstruct properly

* Fix mutex unlock

* Comments

* Fix tests

* Don't drop events

* Review comments

* Separate `queueInputRoomEvents` function

* Re-jig control flow a bit
This commit is contained in:
Neil Alexander 2022-03-23 10:20:18 +00:00 • committed by GitHub
parent 9572f5ed19
commit 98a5e410d7
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23 changed files with 345 additions and 152 deletions
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14
setup/jetstream/streams.go
View file

@ -1,6 +1,8 @@
package jetstream
import (
"fmt"
"regexp"
"time"
"github.com/nats-io/nats.go"
@ -24,10 +26,20 @@ var (
OutputReadUpdate = "OutputReadUpdate"
)
var safeCharacters = regexp.MustCompile("[^A-Za-z0-9$]+")
func Tokenise(str string) string {
return safeCharacters.ReplaceAllString(str, "_")
}
func InputRoomEventSubj(roomID string) string {
return fmt.Sprintf("%s.%s", InputRoomEvent, Tokenise(roomID))
}
var streams = []*nats.StreamConfig{
{
Name: InputRoomEvent,
Retention: nats.WorkQueuePolicy,
Retention: nats.InterestPolicy,
Storage: nats.FileStorage,
},
{