Sentry

.env.example

@@ -21,5 +21,9 @@ POSTGRES_USER=postgres
 # This is the domain that your Maybe instance will be hosted at. It is used to generate links in emails and other places.
 APP_DOMAIN=
 
+## Error and Performance Monitoring
+# The app uses Sentry to monitor errors and performance. In reality, you likely don't need this unless you're deploying Maybe to many users.
+SENTRY_DSN=
+
 # Used to enable specific features unique to the hosted version of Maybe. There's a very high likelihood that you don't need to change this value.
 HOSTED=false

Gemfile

@@ -29,6 +29,11 @@ gem "good_job"
 # Search
 gem "ransack"
 
+# Error logging
+gem "stackprof"
+gem "sentry-ruby"
+gem "sentry-rails"
+
 # Other
 gem "bcrypt", "~> 3.1.7"
 gem "inline_svg"

Gemfile.lock

@@ -347,8 +347,15 @@ GEM
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2, < 3.0)
       websocket (~> 1.0)
+    sentry-rails (5.17.2)
+      railties (>= 5.0)
+      sentry-ruby (~> 5.17.2)
+    sentry-ruby (5.17.2)
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.0.2)
     smart_properties (1.17.0)
     sorbet-runtime (0.5.11332)
+    stackprof (0.2.26)
     stimulus-rails (1.3.3)
       railties (>= 6.0.0)
     stringio (3.1.0)
@@ -430,6 +437,9 @@ DEPENDENCIES
   rubocop-rails-omakase
   ruby-lsp-rails
   selenium-webdriver
+  sentry-rails
+  sentry-ruby
+  stackprof
   stimulus-rails
   tailwindcss-rails
   turbo-rails

config/initializers/sentry.rb

@@ -0,0 +1,17 @@
+if ENV["SENTRY_DSN"].present?
+  Sentry.init do |config|
+    config.dsn = ENV["SENTRY_DSN"]
+    config.breadcrumbs_logger = [ :active_support_logger, :http_logger ]
+    config.enabled_environments = %w[production]
+
+    # Set traces_sample_rate to 1.0 to capture 100%
+    # of transactions for performance monitoring.
+    # We recommend adjusting this value in production.
+    config.traces_sample_rate = 1.0
+
+    # Set profiles_sample_rate to profile 100%
+    # of sampled transactions.
+    # We recommend adjusting this value in production.
+    config.profiles_sample_rate = 1.0
+  end
+end