bootsnap

Author: sorah

Dockerfile

@@ -51,10 +51,14 @@ COPY --from=builder /app/.bundle /app/.bundle
 COPY --from=builder /usr/local/bin/bundle /usr/local/bin/aws_lambda_ric /usr/local/bin
 COPY --from=nodebuilder /app/public/vite /app/public/vite
 COPY . /app/
+ENV BOOTSNAP_CACHE_DIR=/bootsnap
+RUN mkdir -p /bootsnap && bundle exec bootsnap precompile --gemfile app/ lib/ config/
+
 COPY config/lambda_entrypoint.sh /lambda_entrypoint.sh
 COPY config/docker_entrypoint.sh /docker_entrypoint.sh
 
 ENV PORT 3000
 ENV LANG C.UTF-8
+ENV BOOTSNAP_READONLY=1
 ENTRYPOINT ["/docker_entrypoint.sh"]
 CMD ["bundle", "exec", "puma", "-C", "config/puma.rb"]

Gemfile

@@ -45,6 +45,8 @@ gem 'apigatewayv2_rack'
 
 gem 'open3', require: false
 
+gem 'bootsnap', require: false
+
 group :production do
 end
 

Gemfile.lock

@@ -109,6 +109,8 @@ GEM
     aws_lambda_ric (3.1.3)
     base64 (0.3.0)
     bigdecimal (3.3.1)
+    bootsnap (1.19.0)
+      msgpack (~> 1.2)
     builder (3.3.0)
     childprocess (5.1.0)
       logger (~> 1.5)
@@ -216,6 +218,7 @@ GEM
     mini_mime (1.1.5)
     mini_portile2 (2.8.9)
     minitest (5.26.1)
+    msgpack (1.8.0)
     multi_xml (0.7.2)
       bigdecimal (~> 3.1)
     multipart-post (2.4.1)
@@ -419,6 +422,7 @@ DEPENDENCIES
   aws-sdk-sqs
   aws-sdk-ssm
   aws_lambda_ric
+  bootsnap
   commonmarker
   connection_pool
   factory_bot_rails

config/boot.rb

@@ -2,4 +2,5 @@
 
 require "bundler/setup" # Set up gems listed in the Gemfile.
 
+require 'bootsnap/setup'
 require_relative 'lambda_boot' if ENV['AWS_LAMBDA_FUNCTION_NAME']

config/environments/development.rb

@@ -9,7 +9,7 @@
   config.enable_reloading = true
 
   # Do not eager load code on boot.
-  config.eager_load = false
+  config.eager_load = ENV['EAGER_LOAD'] == '1'
 
   # Show full error reports.
   config.consider_all_requests_local = true