Express runtime working

TODO.md

@@ -8,22 +8,23 @@
 * Polish frontend UI **A LOT**
 * Version checks for consistency between client/server
 * Have 3 runtimes:
-  * Crystal + Kemal ✅
-  * Python + Flask [WIP]
-  * Nodejs + Express
+  * ✅ Crystal + Kemal
+  * ✅ Python + Flask
+  * ✅ Nodejs + Express
 * Document
   * How to create a runtime
   * How to create a funko
   * How to setup the proxy
   * APIs
 * Sanitize all inputs
-* Streaming responses in slow operations like scaling down
+* ✅ Streaming responses in slow operations like scaling down
   or building
 * Make more things configurable / remove hardcoded stuff
 * CD for binaries and images for at least arm64/x86
 * Multi-container docker logs [faaso logs -f FUNKO]
-* Direct error and above to stderr, others to stdout, while keeping 
-  logging level configurable
+* Direct error and above to stderr, others to stdout, while
+  keeping logging level configurable
+* Fix proxy reload / Make it reload on file changes
 
 # Things to do but not before release
 

runtimes/express/Dockerfile.j2

@@ -0,0 +1,20 @@
+FROM --platform=${TARGETPLATFORM:-linux/amd64} alpine as build
+
+RUN apk update && apk upgrade && apk add nodejs npm {{ ship_packages | join(" ") }} {{ devel_packages | join(" ") }} && apk cache clean
+
+WORKDIR /home/app
+
+COPY ./ ./
+RUN npm i
+
+FROM --platform=${TARGETPLATFORM:-linux/amd64} alpine as ship
+RUN apk update && apk upgrade && apk add nodejs curl {{ ship_packages | join " " }} && apk cache clean
+RUN addgroup -S app && adduser app -S -G app
+
+WORKDIR /home/app
+USER app
+
+COPY --from=build /home/app/  .
+
+CMD ["node", "funko.js"]
+HEALTHCHECK {{ healthcheck_options }}  CMD {{ healthcheck_command }}

runtimes/express/template/funko.js

@@ -0,0 +1,15 @@
+const express = require('express')
+const app = express()
+const port = 3000
+
+app.get('/', (req, res) => {
+    res.send('Hello World!')
+})
+
+app.get('/ping', (req, res) => {
+    res.send('OK')
+})
+
+app.listen(port, () => {
+    console.log(`Example funko listening on port ${port}`)
+})

runtimes/express/template/funko.yml.j2

@@ -0,0 +1,2 @@
+name: {{ name }}
+runtime: {{ runtime }}

runtimes/express/template/package.json.j2

@@ -0,0 +1,11 @@
+{
+  "name": "{{name}}",
+  "version": "1.0.0",
+  "main": "funko.js",
+  "author": "",
+  "license": "MIT",
+  "description": "Example Funko",
+  "dependencies": {
+    "express": "^4.19.2"
+  }
+}

src/daemon/funko.cr

@@ -130,7 +130,8 @@ module Funko
     Log.info { "Running faaso [#{args.join(", ")}, -l]" }
     Process.run(
       command: "faaso",
-      args: args + ["-l"], # Always local in the server
+      args: args + ["-l", "2>&1"], # Always local in the server
+      shell: true,
     ) do |process|
       loop do
         env.response.print process.output.gets(chomp: false)
@@ -138,7 +139,6 @@ module Funko
         Fiber.yield
         break if process.terminated?
       end
-      p! process.error.peek
       true
     end
     # FIXME: find a way to raise an exception on failure