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✨ Add more metrics to update-file.

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This commit is contained in:
Andrey Antukh 2021-09-02 16:38:02 +02:00 • committed by Andrés Moya
parent 320a4552bc
commit f6e18de6af
6 changed files with 86 additions and 74 deletions
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13
backend/src/app/main.clj
View file

@ -28,11 +28,24 @@
{:name "actions_profile_register_count"
:help "A global counter of user registrations."
:type :counter}
:profile-activation
{:name "actions_profile_activation_count"
:help "A global counter of profile activations"
:type :counter}
:update-file-changes
{:name "rpc_update_file_changes_total"
:help "A total number of changes submitted to update-file."
:type :counter}
:update-file-bytes-processed
{:name "rpc_update_file_bytes_processed_total"
:help "A total number of bytes processed by update-file."
:type :counter}}}
:app.migrations/all
{:main (ig/ref :app.migrations/migrations)}

117
backend/src/app/metrics.clj
View file

@ -92,18 +92,14 @@
_ (when (seq labels)
(.labelNames instance (into-array String labels)))
instance (.register instance registry)]
(reify
clojure.lang.IDeref
(deref [_] instance)
clojure.lang.IFn
(invoke [_ cmd]
(.inc ^Counter instance))
(invoke [_ cmd labels]
(.. ^Counter instance
(labels (into-array String labels))
(inc))))))
{::instance instance
::fn (fn [{:keys [by labels] :or {by 1}}]
(if labels
(.. ^Counter instance
(labels (into-array String labels))
(inc by))
(.inc ^Counter instance by)))}))
(defn make-gauge
[{:keys [name help registry reg labels] :as props}]
@ -115,21 +111,16 @@
(.labelNames instance (into-array String labels)))
instance (.register instance registry)]
(reify
clojure.lang.IDeref
(deref [_] instance)
clojure.lang.IFn
(invoke [_ cmd]
(case cmd
:inc (.inc ^Gauge instance)
:dec (.dec ^Gauge instance)))
(invoke [_ cmd labels]
(let [labels (into-array String [labels])]
(case cmd
:inc (.. ^Gauge instance (labels labels) (inc))
:dec (.. ^Gauge instance (labels labels) (dec))))))))
{::instance instance
::fn (fn [{:keys [cmd by labels] :or {by 1}}]
(if labels
(let [labels (into-array String [labels])]
(case cmd
:inc (.. ^Gauge instance (labels labels) (inc by))
:dec (.. ^Gauge instance (labels labels) (dec by))))
(case cmd
:inc (.inc ^Gauge instance by)
:dec (.dec ^Gauge instance by))))}))
(def default-quantiles
[[0.75 0.02]
@ -150,18 +141,14 @@
_ (when (seq labels)
(.labelNames instance (into-array String labels)))
instance (.register instance registry)]
(reify
clojure.lang.IDeref
(deref [_] instance)
clojure.lang.IFn
(invoke [_ cmd val]
(.observe ^Summary instance val))
(invoke [_ cmd val labels]
(.. ^Summary instance
(labels (into-array String labels))
(observe val))))))
{::instance instance
::fn (fn [{:keys [val labels]}]
(if labels
(.. ^Summary instance
(labels (into-array String labels))
(observe val))
(.observe ^Summary instance val)))}))
(def default-histogram-buckets
[1 5 10 25 50 75 100 250 500 750 1000 2500 5000 7500])
@ -177,18 +164,14 @@
_ (when (seq labels)
(.labelNames instance (into-array String labels)))
instance (.register instance registry)]
(reify
clojure.lang.IDeref
(deref [_] instance)
clojure.lang.IFn
(invoke [_ cmd val]
(.observe ^Histogram instance val))
(invoke [_ cmd val labels]
(.. ^Histogram instance
(labels (into-array String labels))
(observe val))))))
{::instance instance
::fn (fn [{:keys [val labels]}]
(if labels
(.. ^Histogram instance
(labels (into-array String labels))
(observe val))
(.observe ^Histogram instance val)))}))
(defn create
[{:keys [type] :as props}]
@ -205,19 +188,19 @@
(with-meta
(fn
([a]
(mobj :inc)
((::fn mobj) nil)
(origf a))
([a b]
(mobj :inc)
((::fn mobj) nil)
(origf a b))
([a b c]
(mobj :inc)
((::fn mobj) nil)
(origf a b c))
([a b c d]
(mobj :inc)
((::fn mobj) nil)
(origf a b c d))
([a b c d & more]
(mobj :inc)
((::fn mobj) nil)
(apply origf a b c d more)))
(assoc mdata ::original origf))))
([rootf mobj labels]
@ -226,13 +209,13 @@
(with-meta
(fn
([a]
(mobj :inc labels)
((::fn mobj) {:labels labels})
(origf a))
([a b]
(mobj :inc labels)
((::fn mobj) {:labels labels})
(origf a b))
([a b & more]
(mobj :inc labels)
((::fn mobj) {:labels labels})
(apply origf a b more)))
(assoc mdata ::original origf)))))
@ -245,15 +228,15 @@
([a]
(with-measure
:expr (origf a)
:cb #(mobj :observe %)))
:cb #((::fn mobj) {:val %})))
([a b]
(with-measure
:expr (origf a b)
:cb #(mobj :observe %)))
:cb #((::fn mobj) {:val %})))
([a b & more]
(with-measure
:expr (apply origf a b more)
:cb #(mobj :observe %))))
:cb #((::fn mobj) {:val %}))))
(assoc mdata ::original origf))))
([rootf mobj labels]
@ -264,26 +247,26 @@
([a]
(with-measure
:expr (origf a)
:cb #(mobj :observe % labels)))
:cb #((::fn mobj) {:val % :labels labels})))
([a b]
(with-measure
:expr (origf a b)
:cb #(mobj :observe % labels)))
:cb #((::fn mobj) {:val % :labels labels})))
([a b & more]
(with-measure
:expr (apply origf a b more)
:cb #(mobj :observe % labels))))
:cb #((::fn mobj) {:val % :labels labels}))))
(assoc mdata ::original origf)))))
(defn instrument-vars!
[vars {:keys [wrap] :as props}]
(let [obj (create props)]
(cond
(instance? Counter @obj)
(instance? Counter (::instance obj))
(doseq [var vars]
(alter-var-root var (or wrap wrap-counter) obj))
(instance? Summary @obj)
(instance? Summary (::instance obj))
(doseq [var vars]
(alter-var-root var (or wrap wrap-summary) obj))
@ -294,13 +277,13 @@
[f {:keys [wrap] :as props}]
(let [obj (create props)]
(cond
(instance? Counter @obj)
(instance? Counter (::instance obj))
((or wrap wrap-counter) f obj)
(instance? Summary @obj)
(instance? Summary (::instance obj))
((or wrap wrap-summary) f obj)
(instance? Histogram @obj)
(instance? Histogram (::instance obj))
((or wrap wrap-summary) f obj)
:else

13
backend/src/app/rpc/mutations/files.clj
View file

@ -12,6 +12,7 @@
[app.common.spec :as us]
[app.common.uuid :as uuid]
[app.db :as db]
[app.metrics :as mtx]
[app.rpc.permissions :as perms]
[app.rpc.queries.files :as files]
[app.rpc.queries.projects :as proj]
@ -291,7 +292,7 @@
(simpl/del-object backend file)))
(defn- update-file
[{:keys [conn] :as cfg} {:keys [file changes changes-with-metadata session-id profile-id] :as params}]
[{:keys [conn metrics] :as cfg} {:keys [file changes changes-with-metadata session-id profile-id] :as params}]
(when (> (:revn params)
(:revn file))
@ -301,14 +302,22 @@
:context {:incoming-revn (:revn params)
:stored-revn (:revn file)}))
(let [changes (if changes-with-metadata
(let [mtx1 (get-in metrics [:definitions :update-file-changes])
mtx2 (get-in metrics [:definitions :update-file-bytes-processed])
changes (if changes-with-metadata
(mapcat :changes changes-with-metadata)
changes)
;; Trace the number of changes processed
_ ((::mtx/fn mtx1) {:by (count changes)})
ts (dt/now)
file (-> (files/retrieve-data cfg file)
(update :revn inc)
(update :data (fn [data]
;; Trace the length of bytes of processed data
((::mtx/fn mtx2) {:by (alength data)})
(-> data
(blob/decode)
(assoc :id (:id file))

4
backend/src/app/rpc/mutations/profile.clj
View file

@ -15,6 +15,7 @@
[app.http.oauth :refer [extract-props]]
[app.loggers.audit :as audit]
[app.media :as media]
[app.metrics :as mtx]
[app.rpc.mutations.projects :as projects]
[app.rpc.mutations.teams :as teams]
[app.rpc.queries.profile :as profile]
@ -150,7 +151,8 @@
transaction is completed."
[metrics]
(fn []
((get-in metrics [:definitions :profile-register]) :inc)))
(let [mobj (get-in metrics [:definitions :profile-register])]
((::mtx/fn mobj) {:by 1}))))
(defn register-profile
[{:keys [conn tokens session metrics] :as cfg} {:keys [token] :as params}]

4
backend/src/app/rpc/mutations/verify_token.clj
View file

@ -9,6 +9,7 @@
[app.common.exceptions :as ex]
[app.common.spec :as us]
[app.db :as db]
[app.metrics :as mtx]
[app.rpc.mutations.teams :as teams]
[app.rpc.queries.profile :as profile]
[app.util.services :as sv]
@ -42,7 +43,8 @@
transaction is completed."
[metrics]
(fn []
((get-in metrics [:definitions :profile-activation]) :inc)))
(let [mobj (get-in metrics [:definitions :profile-activation])]
((::mtx/fn mobj) {:by 1}))))
(defmethod process-token :verify-email
[{:keys [conn session metrics] :as cfg} _ {:keys [profile-id] :as claims}]

9
backend/test/app/test_helpers.clj
View file

@ -228,9 +228,12 @@
([params] (update-file* *pool* params))
([conn {:keys [file-id changes session-id profile-id revn]
:or {session-id (uuid/next) revn 0}}]
(let [file (db/get-by-id conn :file file-id)
msgbus (:app.msgbus/msgbus *system*)]
(#'files/update-file {:conn conn :msgbus msgbus}
(let [file (db/get-by-id conn :file file-id)
msgbus (:app.msgbus/msgbus *system*)
metrics (:app.metrics/metrics *system*)]
(#'files/update-file {:conn conn
:msgbus msgbus
:metrics metrics}
{:file file
:revn revn
:changes changes