Basic riemann config

gistfile1.clj

; -*- mode: clojure; -*-
; vim: filetype=clojure

(logging/init :file "/var/log/riemann/riemann.log")

; Listen on the local interface over TCP (5555), UDP (5555), and websockets
; (5556)
(let [host "127.0.0.1"]
  (tcp-server :host host)
  (udp-server :host host)
  (ws-server  :host host))

; Expire old events from the index every 5 seconds.
(periodically-expire 5)

; Keep events in the index for 5 minutes by default.
(let [index (default :ttl 300 (update-index (index)))]

  ; Inbound events will be passed to these streams:
  (streams

    ; Index all events immediately.
    index

    ; Calculate an overall rate of events.
    (with {:metric 1 :host nil :state "ok" :service "events/sec"}
      (rate 5 index))

    ; Alert on high cpu load
    /(where (and metric (service "cpu")(state "critical"))
      ; this could be email, or pagerduty or hipchat
        (fn [event] (info "WARNING - high disk usage!!!" event)))

    ; Alert on high disk usuage
    (where (and metric (service "disk")(state "critical"))
        ; this could be email, or pagerduty or hipchat
        (fn [event] (info "WARNING - high disk usage!!!" event)))

    ; Alert on slow requests
    (where (service "my-awesome-app.%.total_time")
        ; this could be email, or pagerduty or hipchat
        (fn [event] (info "WARNING - slow requests on my-awesome-app!!!" event)))

))