Add Scout APM

Author: joshsmith

.env.example

@@ -10,6 +10,8 @@ export GITHUB_APP_PEM=
 export INTERCOM_IDENTITY_SECRET_KEY=
 export POSTMARK_API_KEY=
 export S3_BUCKET=
+export SCOUT_APP_KEY=
+export SCOUT_APP_NAME=
 export SEGMENT_WRITE_KEY=
 export SENTRY_DSN=
 export STRIPE_SECRET_KEY=

config/config.exs

@@ -88,3 +88,9 @@ import_config "#{Mix.env}.exs"
 
 # Import Timber, structured logging
 import_config "timber.exs"
+
+import_config "scout_apm.exs"
+
+config :code_corps, CodeCorps.Repo,
+  loggers: [{Ecto.LogEntry, :log, []},
+            {ScoutApm.Instruments.EctoLogger, :log, []}]

config/dev.exs

@@ -7,7 +7,7 @@ use Mix.Config
 # watchers to your application. For example, we use it
 # with brunch.io to recompile .js and .css sources.
 config :code_corps, CodeCorpsWeb.Endpoint,
-  http: [port: 4000],
+  http: [port: 4000, ip: {0, 0, 0, 0, 0, 0, 0, 0}],
   debug_errors: true,
   code_reloader: true,
   check_origin: false

config/scout_apm.exs

@@ -0,0 +1,12 @@
+# This configuration file is used for Scout APM.
+# See our help docs at http://help.apm.scoutapp.com for more information.
+# config/scout_apm.exs
+use Mix.Config
+
+config :scout_apm,
+  name: System.get_env("SCOUT_APP_NAME") || "", # The app name that will appear within the Scout UI
+  key: System.get_env("SCOUT_APP_KEY") || ""
+
+config :phoenix, :template_engines,
+  eex: ScoutApm.Instruments.EExEngine,
+  exs: ScoutApm.Instruments.ExsEngine

lib/code_corps_web.ex

@@ -31,6 +31,7 @@ defmodule CodeCorpsWeb do
   def controller do
     quote do
       use Phoenix.Controller, log: false, namespace: CodeCorpsWeb
+      use ScoutApm.Instrumentation
 
       import Ecto
       import Ecto.Query

mix.exs

@@ -28,7 +28,7 @@ defmodule CodeCorps.Mixfile do
   def application do
     [
       mod: {CodeCorps, []},
-      extra_applications: [:timex, :tzdata]
+      extra_applications: [:scout_apm, :timex, :tzdata]
     ]
   end
 
@@ -72,6 +72,7 @@ defmodule CodeCorps.Mixfile do
       {:joken, "~> 1.5"}, # JWT encoding
       {:money, "~> 1.2.1"},
       {:poison, "~> 3.0", override: true},
+      {:scout_apm, "~> 0.0"},
       {:scrivener_ecto, "~> 1.2"}, # DB query pagination
       {:segment, "~> 0.1"}, # Segment analytics
       {:sentry, "~> 6.0"}, # Sentry error tracking

mix.lock

@@ -1,4 +1,5 @@
-%{"bamboo": {:hex, :bamboo, "0.8.0", "573889a3efcb906bb9d25a1c4caa4ca22f479235e1b8cc3260d8b88dabeb4b14", [:mix], [{:hackney, "~> 1.6", [hex: :hackney, optional: false]}, {:plug, "~> 1.0", [hex: :plug, optional: false]}, {:poison, ">= 1.5.0", [hex: :poison, optional: false]}]},
+%{"approximate_histogram": {:hex, :approximate_histogram, "0.1.1", "198eb36681e763ed4baab6ca0682acec4ef642f60ba272f251d3059052f4f378", [], [], "hexpm"},
+  "bamboo": {:hex, :bamboo, "0.8.0", "573889a3efcb906bb9d25a1c4caa4ca22f479235e1b8cc3260d8b88dabeb4b14", [:mix], [{:hackney, "~> 1.6", [hex: :hackney, optional: false]}, {:plug, "~> 1.0", [hex: :plug, optional: false]}, {:poison, ">= 1.5.0", [hex: :poison, optional: false]}]},
   "bamboo_postmark": {:hex, :bamboo_postmark, "0.4.1", "2ec8fad4d221944f5169ea4346e6e1aef3578282c352c9f7184306d872aa1c26", [:mix], [{:bamboo, "~> 0.5", [hex: :bamboo, optional: false]}, {:hackney, "~> 1.6", [hex: :hackney, optional: false]}, {:plug, "~> 1.0", [hex: :plug, optional: false]}, {:poison, ">= 1.5.0", [hex: :poison, optional: false]}]},
   "base64url": {:hex, :base64url, "0.0.1", "36a90125f5948e3afd7be97662a1504b934dd5dac78451ca6e9abf85a10286be", [], []},
   "benchfella": {:hex, :benchfella, "0.3.5", "b2122c234117b3f91ed7b43b6e915e19e1ab216971154acd0a80ce0e9b8c05f5", [:mix], []},
@@ -52,6 +53,7 @@
   "poolboy": {:hex, :poolboy, "1.5.1", "6b46163901cfd0a1b43d692657ed9d7e599853b3b21b95ae5ae0a777cf9b6ca8", [], []},
   "postgrex": {:hex, :postgrex, "0.13.3", "c277cfb2a9c5034d445a722494c13359e361d344ef6f25d604c2353185682bfc", [:mix], [{:connection, "~> 1.0", [hex: :connection, optional: false]}, {:db_connection, "~> 1.1", [hex: :db_connection, optional: false]}, {:decimal, "~> 1.0", [hex: :decimal, optional: false]}]},
   "ranch": {:hex, :ranch, "1.3.2", "e4965a144dc9fbe70e5c077c65e73c57165416a901bd02ea899cfd95aa890986", [:rebar3], []},
+  "scout_apm": {:hex, :scout_apm, "0.3.3", "8679378b624b502d7f6e8a1b023b57f4c7ab717380291e2b40ccdb2923457194", [], [{:approximate_histogram, "~>0.1.1", [hex: :approximate_histogram, repo: "hexpm", optional: false]}, {:hackney, "~> 1.0", [hex: :hackney, repo: "hexpm", optional: false]}, {:plug, "~>1.0", [hex: :plug, repo: "hexpm", optional: false]}, {:poison, ">= 0.0.0", [hex: :poison, repo: "hexpm", optional: false]}], "hexpm"},
   "scrivener": {:hex, :scrivener, "2.3.0", "16b1d744202d47233798205447b35592d96a209241c566304f84ddef63c718b2", [:mix], []},
   "scrivener_ecto": {:hex, :scrivener_ecto, "1.2.3", "3255aee5cabfccedcb350f7e5f9f540fb72b8705a763612399264b11ae34faa9", [:mix], [{:ecto, "~> 2.0", [hex: :ecto, optional: false]}, {:postgrex, "~> 0.11.0 or ~> 0.12.0 or ~> 0.13.0", [hex: :postgrex, optional: true]}, {:scrivener, "~> 2.3", [hex: :scrivener, optional: false]}]},
   "segment": {:hex, :segment, "0.1.1", "47bf9191590e7a533c105d1e21518e0d6da47c91e8d98ebb649c624db5dfc359", [:mix], [{:httpoison, "~> 0.8", [hex: :httpoison, optional: false]}, {:poison, "~> 1.3 or ~> 2.0", [hex: :poison, optional: false]}]},