add dockerfile for ror, fix template issue (#718)

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/RubyOnRailsServerCodegen.java

@@ -122,7 +122,7 @@ public class RubyOnRailsServerCodegen extends AbstractRubyCodegen {
             additionalProperties.put("isDBSQLite", Boolean.TRUE);
         }
 
-        supportingFiles.add(new SupportingFile("Gemfile", "", "Gemfile"));
+        supportingFiles.add(new SupportingFile("Gemfile.mustache", "", "Gemfile"));
         supportingFiles.add(new SupportingFile("README.md", "", "README.md"));
         supportingFiles.add(new SupportingFile("Rakefile", "", "Rakefile"));
         supportingFiles.add(new SupportingFile("config.ru", "", "config.ru"));
@@ -155,7 +155,7 @@ public class RubyOnRailsServerCodegen extends AbstractRubyCodegen {
         supportingFiles.add(new SupportingFile("application.rb", configFolder, "application.rb"));
         supportingFiles.add(new SupportingFile("boot.rb", configFolder, "boot.rb"));
         supportingFiles.add(new SupportingFile("cable.yml", configFolder, "cable.yml"));
-        supportingFiles.add(new SupportingFile("database.yml", configFolder, "database.yml"));
+        supportingFiles.add(new SupportingFile("database.mustache", configFolder, "database.yml"));
         supportingFiles.add(new SupportingFile("environment.rb", configFolder, "environment.rb"));
         supportingFiles.add(new SupportingFile("puma.rb", configFolder, "puma.rb"));
         supportingFiles.add(new SupportingFile("routes.mustache", configFolder, "routes.rb"));
@@ -181,6 +181,8 @@ public class RubyOnRailsServerCodegen extends AbstractRubyCodegen {
         supportingFiles.add(new SupportingFile(".keep", socketsFolder, ".keep"));
         supportingFiles.add(new SupportingFile("restart.txt", tmpFolder, "restart.txt"));
         supportingFiles.add(new SupportingFile(".keep", vendorFolder, ".keep"));
+        supportingFiles.add(new SupportingFile("Dockerfile", "", "Dockerfile"));
+        supportingFiles.add(new SupportingFile("docker-entrypoint.sh", "", "docker-entrypoint.sh"));
     }
 
     @Override

modules/openapi-generator/src/main/resources/ruby-on-rails-server/Dockerfile

@@ -0,0 +1,29 @@
+FROM ruby:2.5-alpine
+
+ENV BUILD_PACKAGES="curl-dev ruby-dev build-base" \
+    DEV_PACKAGES="zlib-dev libxml2-dev libxslt-dev tzdata yaml-dev sqlite-dev" \
+    RUBY_PACKAGES="ruby-json yaml nodejs"
+
+RUN apk update && \
+    apk upgrade && \
+    apk add --no-cache --update\
+    $BUILD_PACKAGES \
+    $DEV_PACKAGES \
+    $RUBY_PACKAGES && \
+    mkdir -p /usr/src/myapp
+
+WORKDIR /usr/src/myapp
+
+COPY Gemfile ./
+RUN gem install bundler
+RUN bundle config build.nokogiri --use-system-libraries && \
+    bundle install --jobs=4 --retry=10 --clean
+
+COPY . ./
+RUN chmod +x bin/rails
+
+COPY docker-entrypoint.sh /usr/local/bin/
+RUN chmod +x /usr/local/bin/docker-entrypoint.sh
+ENTRYPOINT ["docker-entrypoint.sh"]
+
+CMD ["bin/rails", "s", "-b", "0.0.0.0"]

modules/openapi-generator/src/main/resources/ruby-on-rails-server/docker-entrypoint.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+set -e
+
+if [ "$1" = 'bin/rails' ] && [ "$2" = 's' ]; then
+    rm -f /myapp/tmp/pids/server.pid
+    bin/rails db:migrate
+fi
+
+exec "$@"

samples/server/petstore/ruby-on-rails/Dockerfile

@@ -0,0 +1,29 @@
+FROM ruby:2.5-alpine
+
+ENV BUILD_PACKAGES="curl-dev ruby-dev build-base" \
+    DEV_PACKAGES="zlib-dev libxml2-dev libxslt-dev tzdata yaml-dev sqlite-dev" \
+    RUBY_PACKAGES="ruby-json yaml nodejs"
+
+RUN apk update && \
+    apk upgrade && \
+    apk add --no-cache --update\
+    $BUILD_PACKAGES \
+    $DEV_PACKAGES \
+    $RUBY_PACKAGES && \
+    mkdir -p /usr/src/myapp
+
+WORKDIR /usr/src/myapp
+
+COPY Gemfile ./
+RUN gem install bundler
+RUN bundle config build.nokogiri --use-system-libraries && \
+    bundle install --jobs=4 --retry=10 --clean
+
+COPY . ./
+RUN chmod +x bin/rails
+
+COPY docker-entrypoint.sh /usr/local/bin/
+RUN chmod +x /usr/local/bin/docker-entrypoint.sh
+ENTRYPOINT ["docker-entrypoint.sh"]
+
+CMD ["bin/rails", "s", "-b", "0.0.0.0"]

samples/server/petstore/ruby-on-rails/Gemfile

@@ -3,14 +3,8 @@ source 'https://rubygems.org'
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem 'rails', '~> 5.0.0'
-{{#isDBSQLite}}
 # Use sqlite as the database for Active Record
 gem 'sqlite3', '~> 1.3'
-{{/isDBSQLite}}
-{{#isDBMySQL}}
-# Use mysql as the database for Active Record
-gem 'mysql2', '>= 0.3.18', '< 0.5'
-{{/isDBMySQL}}
 # Use Puma as the app server
 gem 'puma', '~> 3.0'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder

samples/server/petstore/ruby-on-rails/config/database.yml

@@ -1,60 +1,3 @@
-{{#isDBMySQL}}
-# MySQL. Versions 5.0 and up are supported.
-#
-# Install the MySQL driver
-#   gem install mysql2
-#
-# Ensure the MySQL gem is defined in your Gemfile
-#   gem 'mysql2'
-#
-# And be sure to use new-style password hashing:
-#   http://dev.mysql.com/doc/refman/5.7/en/old-client.html
-#
-default: &default
-  adapter: mysql2
-  encoding: utf8
-  pool: 5
-  username: root
-  password:
-  socket: /tmp/mysql.sock
-
-development:
-  <<: *default
-  database: api_demo_development
-
-# Warning: The database defined as "test" will be erased and
-# re-generated from your development database when you run "rake".
-# Do not set this db to the same as development or production.
-test:
-  <<: *default
-  database: api_demo_test
-
-# As with config/secrets.yml, you never want to store sensitive information,
-# like your database password, in your source code. If your source code is
-# ever seen by anyone, they now have access to your database.
-#
-# Instead, provide the password as a unix environment variable when you boot
-# the app. Read http://guides.rubyonrails.org/configuring.html#configuring-a-database
-# for a full rundown on how to provide these environment variables in a
-# production deployment.
-#
-# On Heroku and other platform providers, you may have a full connection URL
-# available as an environment variable. For example:
-#
-#   DATABASE_URL="mysql2://myuser:mypass@localhost/somedatabase"
-#
-# You can use this database configuration with:
-#
-#   production:
-#     url: <%= ENV['DATABASE_URL'] %>
-#
-production:
-  <<: *default
-  database: api_demo_production
-  username: api_demo
-  password: <%= ENV['API_DEMO_DATABASE_PASSWORD'] %>
-{{/isDBMySQL}}
-{{#isDBSQLite}}
 # SQLite version 3.x
 #   gem install sqlite3-ruby (not necessary on OS X Leopard)
 development:
@@ -77,4 +20,3 @@ production:
   database: db/production.sqlite3
   pool: 5
   timeout: 5000
-{{/isDBSQLite}}

samples/server/petstore/ruby-on-rails/docker-entrypoint.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+set -e
+
+if [ "$1" = 'bin/rails' ] && [ "$2" = 's' ]; then
+    rm -f /myapp/tmp/pids/server.pid
+    bin/rails db:migrate
+fi
+
+exec "$@"

samples/server/petstore/ruby-on-rails/pom.xml

@@ -0,0 +1,62 @@
+<project>
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>org.opoenapitools</groupId>
+    <artifactId>RORPetstoreServerTests</artifactId>
+    <packaging>pom</packaging>
+    <version>1.0-SNAPSHOT</version>
+    <name>ROR Petstore Server</name>
+    <build>
+        <plugins>
+            <plugin>
+                <artifactId>maven-dependency-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>copy-dependencies</goal>
+                        </goals>
+                        <configuration>
+                            <outputDirectory>${project.build.directory}</outputDirectory>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>exec-maven-plugin</artifactId>
+                <version>1.2.1</version>
+                <executions>
+                    <execution>
+                        <id>bundle-install</id>
+                        <phase>pre-integration-test</phase>
+                        <goals>
+                            <goal>exec</goal>
+                        </goals>
+                        <configuration>
+                            <executable>bundle</executable>
+                            <arguments>
+                                <argument>install</argument>
+                                <argument>--path</argument>
+                                <argument>vendor/bundle</argument>
+                            </arguments>
+                        </configuration>
+                    </execution>
+		    <!--<execution>
+                        <id>bundle-test</id>
+                        <phase>integration-test</phase>
+                        <goals>
+                            <goal>exec</goal>
+                        </goals>
+                        <configuration>
+                            <executable>bundle</executable>
+                            <arguments>
+                                <argument>exec</argument>
+                                <argument>rspec</argument>
+                            </arguments>
+                        </configuration>
+		    </execution>-->
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>