sentry-appender.clj

(defn sentry-appender
  "Add a timbre appender for sending logs to Sentry.io"
  [app-ns]
  {:enabled?   true
   :async?     true
   :min-level  :warn
   :rate-limit nil
   :output-fn :inherit
   :fn
     (fn [data]
       (let [{:keys [?err ?line ?file ?ns-str level]} data]
         (capture (env :sentry-url)
                  (-> {:message (str level ": " ?err " at line " ?line " in file " ?file " in NS " ?ns-str)}
                      (stacktrace ?err app-ns)))))})

(timbre/merge-config! {:appenders {:sentry (sentry-appender ["api-proxy"])}})