fix: replace datadog with newrelic

.env.sample

@@ -10,10 +10,13 @@ EXTENSIONS_MANAGER_LOCATION=extensions/extensions-manager/dist/index.html
 BATCH_MANAGER_LOCATION=extensions/batch-manager/dist/index.min.html
 SF_DEFAULT_SERVER=http://localhost:3000
 
-# Datadog
-DATADOG_ENABLED=false
-
 # Development options
 DEV_DEFAULT_SYNC_SERVER=https://sync.standardnotes.org
 DEV_EXTENSIONS_MANAGER_LOCATION=public/extensions/extensions-manager/dist/index.html
 DEV_BATCH_MANAGER_LOCATION=public/extensions/batch-manager/dist/index.min.html
+
+# NewRelic (Optional)
+NEW_RELIC_ENABLED=false
+NEW_RELIC_THREAD_PROFILER_ENABLED=false
+NEW_RELIC_LICENSE_KEY=
+NEW_RELIC_APP_NAME=Web

Gemfile

@@ -48,6 +48,7 @@ group :development, :test do
 end
 
 gem "dogstatsd-ruby", "~> 4.8"
-gem "ddtrace", "~> 0.40"
 
 gem "lograge", "~> 0.11.2"
+
+gem "newrelic_rpm", "~> 7.0"

Gemfile.lock

@@ -67,8 +67,6 @@ GEM
     concurrent-ruby (1.1.5)
     connection_pool (2.2.2)
     crass (1.0.6)
-    ddtrace (0.40.0)
-      msgpack
     dogstatsd-ruby (4.8.1)
     dotenv (2.7.5)
     dotenv-rails (2.7.5)
@@ -100,11 +98,10 @@ GEM
     mini_mime (1.0.2)
     mini_portile2 (2.5.0)
     minitest (5.14.0)
-    msgpack (1.3.3)
-    msgpack (1.3.3-x64-mingw32)
     net-scp (2.0.0)
       net-ssh (>= 2.6.5, < 6.0.0)
     net-ssh (5.2.0)
+    newrelic_rpm (7.0.0)
     nio4r (2.5.2)
     nokogiri (1.11.1)
       mini_portile2 (~> 2.5.0)
@@ -214,11 +211,11 @@ DEPENDENCIES
   capistrano-rails
   capistrano-rvm
   capistrano-sidekiq
-  ddtrace (~> 0.40)
   dogstatsd-ruby (~> 4.8)
   dotenv-rails
   haml
   lograge (~> 0.11.2)
+  newrelic_rpm
   non-stupid-digest-assets
   puma
   rack-cors
@@ -233,4 +230,4 @@ DEPENDENCIES
   web-console (= 3.5.1)
 
 BUNDLED WITH
-   2.1.4
+   2.2.15

config/initializers/datadog.rb

@@ -1,6 +0,0 @@
-if ENV['DATADOG_ENABLED'] == 'true'
-  Datadog.configure do |c|
-    # This will activate auto-instrumentation for Rails
-    c.use :rails
-  end
-end

config/initializers/lograge.rb

@@ -4,20 +4,4 @@ Rails.application.configure do
   # Generate log in JSON
   config.lograge.formatter = Lograge::Formatters::Json.new
   config.lograge.ignore_actions = ['HealthCheckController#index']
-  config.lograge.custom_options = lambda do |event|
-    correlation = Datadog.tracer.active_correlation
-    {
-      dd: {
-        trace_id: correlation.trace_id.to_s,
-        span_id: correlation.span_id.to_s,
-        env: correlation.env.to_s,
-        service: correlation.service.to_s,
-        version: correlation.version.to_s
-      },
-      ddsource: ['ruby'],
-      time: event.time,
-      params: event.payload[:params],
-      level: event.payload[:level]
-    }
-  end
 end