Ruby example

backend/Dockerfile

@@ -0,0 +1,9 @@
+FROM ruby:2.7
+
+WORKDIR /app
+ADD Gemfile* ./
+RUN bundle install
+
+ADD . ./
+
+CMD ["bundle","exec","puma"]

backend/Gemfile

@@ -0,0 +1,5 @@
+source 'https://rubygems.org'
+
+gem 'rack'
+gem 'rack-unreloader' # for dynamic reloading
+gem 'puma'

backend/Gemfile.lock

@@ -0,0 +1,16 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    nio4r (2.5.9)
+    puma (5.6.7)
+      nio4r (~> 2.0)
+    rack (2.2.6.4)
+    rack-unreloader (1.7.0)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  puma
+  rack
+  rack-unreloader

backend/app.rb

@@ -0,0 +1,5 @@
+class App
+  def self.call(env)
+    [ 200, {"Content-Type" => "text/html"}, ["Hello Uffizzi Dev 4"]]
+  end
+end

backend/config.ru

@@ -0,0 +1,7 @@
+require './app.rb'
+
+require 'rack/unreloader'
+Unreloader = Rack::Unreloader.new{App}
+
+Unreloader.require './*.rb'
+run Unreloader

k8s/deployment.yaml

@@ -0,0 +1,33 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: ruby
+spec:
+  ports:
+  - port: 9292
+    targetPort: 9292
+  type: LoadBalancer
+  selector:
+    app: ruby
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: ruby
+spec:
+  selector:
+    matchLabels:
+      app: ruby
+  template:
+    metadata:
+      labels:
+        app: ruby
+    spec:
+      containers:
+      - name: ruby
+        image: ttl.sh/ruby-example
+        ports:
+        - containerPort: 9292
+        env:
+          - name: RACK_ENV
+            value: "development"

skaffold.yaml

@@ -1,14 +1,12 @@
-apiVersion: skaffold/v4beta2
+apiVersion: skaffold/v4beta6
 kind: Config
-metadata:
-  name: ucluster-skaff-node-example
 build:
-  local:
-    push: true
   artifacts:
-    - image: ucluster-skaff-node-example
-      buildpacks:
-        builder: gcr.io/buildpacks/builder:v1
+  - image: ttl.sh/ruby-example
+    context: ./backend
+    sync:
+      infer:
+      - '*.rb'
 manifests:
   rawYaml:
-    - manifests/web.yaml
+    - 'k8s/*.yaml'