dda-backup/dev/mulog_events.clj

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2024-08-16 06:29:49 +00:00
;; ---------------------------------------------------------
;; Mulog Global Context and Custom Publisher
;;
;; - set event log global context
;; - tap publisher for use with Portal and other tap sources
;; - publish all mulog events to Portal tap source
;; ---------------------------------------------------------
(ns mulog-events
(:require
[com.brunobonacci.mulog :as mulog]
[com.brunobonacci.mulog.buffer :as mulog-buffer]))
;; ---------------------------------------------------------
;; Set event global context
;; - information added to every event for REPL workflow
(mulog/set-global-context! {:app-name "playground Service",
:version "0.1.0", :env "dev"})
;; ---------------------------------------------------------
;; ---------------------------------------------------------
;; Mulog event publishing
(deftype TapPublisher
[buffer transform]
com.brunobonacci.mulog.publisher.PPublisher
(agent-buffer [_] buffer)
(publish-delay [_] 200)
(publish [_ buffer]
(doseq [item (transform (map second (mulog-buffer/items buffer)))]
(tap> item))
(mulog-buffer/clear buffer)))
#_{:clj-kondo/ignore [:unused-private-var]}
(defn ^:private tap-events
[{:keys [transform] :as _config}]
(TapPublisher. (mulog-buffer/agent-buffer 10000) (or transform identity)))
(def tap-publisher
"Start mulog custom tap publisher to send all events to Portal
and other tap sources
`mulog-tap-publisher` to stop publisher"
(mulog/start-publisher!
{:type :custom, :fqn-function "mulog-events/tap-events"}))
#_{:clj-kondo/ignore [:unused-public-var]}
(defn stop
"Stop mulog tap publisher to ensure multiple publishers are not started
Recommended before using `(restart)` or evaluating the `user` namespace"
[]
tap-publisher)
;; Example mulog event message
;; (mulog/log ::dev-user-ns :message "Example event message" :ns (ns-publics *ns*))
;; ---------------------------------------------------------