From 92971cf07e407a8bd084e5264ef0173845ffc679 Mon Sep 17 00:00:00 2001
From: Matt Jankowski <matt@jankowski.online>
Date: Fri, 10 May 2024 10:16:44 -0400
Subject: [PATCH] Remove `nsa` statsd integration (replaced by OpenTelemetry)

---
 Gemfile                       |  1 -
 Gemfile.lock                  |  7 -------
 config/initializers/statsd.rb | 15 ---------------
 3 files changed, 23 deletions(-)
 delete mode 100644 config/initializers/statsd.rb

diff --git a/Gemfile b/Gemfile
index be02a65626..4522d034de 100644
--- a/Gemfile
+++ b/Gemfile
@@ -66,7 +66,6 @@ gem 'link_header', '~> 0.0'
 gem 'mario-redis-lock', '~> 1.2', require: 'redis_lock'
 gem 'mime-types', '~> 3.5.0', require: 'mime/types/columnar'
 gem 'nokogiri', '~> 1.15'
-gem 'nsa'
 gem 'oj', '~> 3.14'
 gem 'ox', '~> 2.14'
 gem 'parslet'
diff --git a/Gemfile.lock b/Gemfile.lock
index 095433981a..9cb7555a12 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -448,11 +448,6 @@ GEM
     nokogiri (1.16.5)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nsa (0.3.0)
-      activesupport (>= 4.2, < 7.2)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
-      sidekiq (>= 3.5)
-      statsd-ruby (~> 1.4, >= 1.4.0)
     oj (3.16.4)
       bigdecimal (>= 3.0)
     omniauth (2.1.2)
@@ -812,7 +807,6 @@ GEM
     simplecov-lcov (0.8.0)
     simplecov_json_formatter (0.1.4)
     stackprof (0.2.26)
-    statsd-ruby (1.5.0)
     stoplight (4.1.0)
       redlock (~> 1.0)
     stringio (3.1.0)
@@ -970,7 +964,6 @@ DEPENDENCIES
   net-http (~> 0.4.0)
   net-ldap (~> 0.18)
   nokogiri (~> 1.15)
-  nsa
   oj (~> 3.14)
   omniauth (~> 2.0)
   omniauth-cas (~> 3.0.0.beta.1)
diff --git a/config/initializers/statsd.rb b/config/initializers/statsd.rb
deleted file mode 100644
index a655c10716..0000000000
--- a/config/initializers/statsd.rb
+++ /dev/null
@@ -1,15 +0,0 @@
-# frozen_string_literal: true
-
-if ENV['STATSD_ADDR'].present?
-  host, port = ENV['STATSD_ADDR'].split(':')
-
-  statsd = Statsd.new(host, port)
-  statsd.namespace = ENV.fetch('STATSD_NAMESPACE') { ['Mastodon', Rails.env].join('.') }
-
-  NSA.inform_statsd(statsd) do |informant|
-    informant.collect(:action_controller, :web)
-    informant.collect(:active_record, :db)
-    informant.collect(:active_support_cache, :cache)
-    informant.collect(:sidekiq, :sidekiq) if ENV['STATSD_SIDEKIQ'] == 'true'
-  end
-end