From 091cfa3bc500250ceb82c1b5e4140c0931e44336 Mon Sep 17 00:00:00 2001
From: Scott Miller <scott@helpy.io>
Date: Tue, 5 Oct 2021 14:02:20 -0600
Subject: [PATCH] Switch compose to use puma, nginx

---
 Dockerfile         |  2 ++
 Gemfile            |  3 +-
 Gemfile.lock       | 10 +++++--
 config/puma.rb     |  9 ++++++
 docker-compose.yml | 16 +++++------
 docker/nginx.conf  | 70 ++++++++++++++++++++++++++++++++++++++++++++++
 docker/run.sh      |  4 +--
 7 files changed, 99 insertions(+), 15 deletions(-)
 create mode 100644 config/puma.rb
 create mode 100644 docker/nginx.conf

diff --git a/Dockerfile b/Dockerfile
index 943be02b2..fd3cf972f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -46,4 +46,6 @@ USER $HELPY_USER
 
 COPY docker/database.yml $HELPY_HOME/config/database.yml
 
+EXPOSE 3000
+
 CMD ["/bin/bash", "/helpy/docker/run.sh"]
diff --git a/Gemfile b/Gemfile
index 9a998415a..1aeb8c0ec 100644
--- a/Gemfile
+++ b/Gemfile
@@ -211,7 +211,8 @@ end
 group :production do
   # Uncomment this gem for Heroku:
   # gem 'rails_12factor'
-  gem 'unicorn'
+  gem 'unicorn' #kept for backwards compatibility
+  gem 'puma'
 end
 
 ruby '>= 2.2', '< 3.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 08c1f93b3..40f69656e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -339,7 +339,7 @@ GEM
     kaminari-i18n (0.5.0)
       kaminari
       rails
-    kgio (2.11.3)
+    kgio (2.11.4)
     launchy (2.5.0)
       addressable (~> 2.7)
     less (2.6.0)
@@ -388,6 +388,7 @@ GEM
     mustermann-grape (1.0.1)
       mustermann (>= 1.0.0)
     netrc (0.11.0)
+    nio4r (2.5.8)
     nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     oauth (0.5.4)
@@ -448,6 +449,8 @@ GEM
       byebug (~> 10.0)
       pry (~> 0.10)
     public_suffix (4.0.6)
+    puma (5.5.0)
+      nio4r (~> 2.0)
     rack (1.6.13)
     rack-accept (0.4.5)
       rack (>= 0.4)
@@ -489,7 +492,7 @@ GEM
       thor (>= 0.18.1, < 2.0)
     rainbow (2.2.2)
       rake
-    raindrops (0.19.1)
+    raindrops (0.19.2)
     rake (13.0.1)
     ranked-model (0.4.1)
       activerecord (>= 3.1.12)
@@ -605,7 +608,7 @@ GEM
       unf_ext
     unf_ext (0.0.7.7)
     unicode-display_width (1.7.0)
-    unicorn (5.7.0)
+    unicorn (6.0.0)
       kgio (~> 2.6)
       raindrops (~> 0.7)
     warden (1.2.7)
@@ -714,6 +717,7 @@ DEPENDENCIES
   premailer-rails
   pry
   pry-byebug
+  puma
   rack-cors
   rails (= 4.2.11.1)
   rails-i18n (~> 4.0.9)
diff --git a/config/puma.rb b/config/puma.rb
new file mode 100644
index 000000000..0ab77ab84
--- /dev/null
+++ b/config/puma.rb
@@ -0,0 +1,9 @@
+environment ENV.fetch 'RAILS_ENV', 'production'
+
+threads 0, 16
+
+bind 'tcp://0.0.0.0:3000'
+
+on_worker_boot do
+  ActiveRecord::Base.establish_connection
+end
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index 8e84aa4a8..370c51cf4 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -2,20 +2,16 @@ version: '2'
 
 services:
   frontend:
-    image: webwurst/caddy
+    image: nginx:1.15
+    container_name: nginx
     volumes:
-      - ./docker/Caddyfile:/etc/caddy/Caddyfile
-      - ./certs:/etc/caddy/certs
-    volumes_from:
-      - helpy:ro
+      - ./docker/nginx.conf:/etc/nginx/nginx.conf
     ports:
-      - "80:80"
-      - "443:443"
+      - 80:80
+      - 443:443
     networks:
       - front
     restart: always
-    depends_on:
-      - helpy
   helpy:
     build: .
     restart: always
@@ -27,6 +23,8 @@ services:
     env_file: docker/.env
     depends_on:
       - postgres
+    ports: 
+      - "3000:3000"
   postgres:
     image: postgres:9.4
     restart: always
diff --git a/docker/nginx.conf b/docker/nginx.conf
new file mode 100644
index 000000000..eedcf69d0
--- /dev/null
+++ b/docker/nginx.conf
@@ -0,0 +1,70 @@
+    user www-data;
+    worker_processes 4;
+    pid /run/nginx.pid;
+
+    events {
+      worker_connections 768;
+      # multi_accept on;
+    }
+
+    http {
+
+      ##
+      # Basic Settings
+      ##
+
+      sendfile on;
+      tcp_nopush on;
+      tcp_nodelay on;
+      keepalive_timeout 65;
+      types_hash_max_size 2048;
+      # server_tokens off;
+
+      # server_names_hash_bucket_size 64;
+      # server_name_in_redirect off;
+
+      #include /etc/nginx/mime.types;
+      #default_type application/octet-stream;
+
+      ##
+      # SSL Settings
+      ##
+
+      ssl_protocols TLSv1 TLSv1.1 TLSv1.2; # Dropping SSLv3, ref: POODLE
+      ssl_prefer_server_ciphers on;
+
+      ##
+      # Logging Settings
+      ##
+
+      access_log /var/log/nginx/access.log;
+      error_log /var/log/nginx/error.log;
+
+      ##
+      # Gzip Settings
+      ##
+
+      gzip on;
+      gzip_disable "msie6";
+
+      # gzip_vary on;
+      # gzip_proxied any;
+      # gzip_comp_level 6;
+      # gzip_buffers 16 8k;
+      # gzip_http_version 1.1;
+      # gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;
+
+      ##
+      # Virtual Host Configs
+      ##
+
+      server {
+        listen 80;
+
+        location / {
+          proxy_pass http://helpy:3000/;
+          proxy_set_header Host $host;
+          proxy_set_header X-Real-IP $remote_addr;
+        }
+      }
+    }
diff --git a/docker/run.sh b/docker/run.sh
index a2ebcccc2..63d154b01 100755
--- a/docker/run.sh
+++ b/docker/run.sh
@@ -29,8 +29,8 @@ if [[ "$RUN_PREPARE" = "false" ]]
     bundle exec rake db:seed || echo "db is already seeded"
 fi
 
-echo "starting unicorn"
+echo "starting puma"
 mkdir -p log
 touch log/production.log
 
-exec bundle exec unicorn -E production -c config/unicorn.rb
+exec bundle exec puma -C config/puma.rb
\ No newline at end of file