Dockerize trellobot using multi-stage & distroless

.dockerignore

@@ -0,0 +1,33 @@
+# Docker
+Dockerfile
+.dockerignore
+0compose/
+
+# Git
+.git/
+.gitignore
+.gitlab-ci.yml
+
+# IDE
+.idea/
+.vscode/
+.venv/
+
+# Temp
+tmp/
+
+# Ingore invoke tasks
+tasks.py
+
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# Cache
+.cache/
+node_modules/
+dist/
+
+# Unnecessary data
+docs/

.gitignore

@@ -1,6 +1,16 @@
-.auth
 .latestActivityID
 node_modules/
 .vscode/
 old-confs/
-conf.json
+
+# Ignore config
+conf.json
+.auth
+
+# Ignore for docker-compose
+docker-compose.yml
+docker-compose.override.yml
+trellobot-data/
+
+# Ignore tmp/
+tmp/

Dockerfile

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+#
+# Ref: https://learnk8s.io/blog/smaller-docker-images
+#
+# Build:
+# docker build -t trellobot:0.1 .
+# Run:
+# docker run --name trellobot --init trellobot:0.1
+
+#--------------------------------------
+# Stage 1: Compile Apps
+#--------------------------------------
+FROM node:8 as build
+
+WORKDIR /app
+COPY package.json ./
+RUN npm install
+
+COPY trellobot.js .auth conf.json ./
+
+#--------------------------------------
+# Stage 2: Packaging Apps
+#--------------------------------------
+FROM gcr.io/distroless/nodejs
+# FROM node:8-alpine
+
+WORKDIR /app
+COPY --from=build /app /app
+# EXPOSE 3000
+
+CMD ["trellobot.js"]

Makefile

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+#PRIVATE_REGISTRY_URL=ro.lan:5000
+
+DOCKER_IMAGE=cuongtransc/trellobot
+VERSION=0.1
+
+all: build
+
+build:
+ docker build --tag=${DOCKER_IMAGE}:${VERSION} .
+
+push:
+ docker push ${DOCKER_IMAGE}:${VERSION}
+
+# build-for-private-registry:
+# docker build --tag=${PRIVATE_REGISTRY_URL}/${DOCKER_IMAGE}:${VERSION} .
+
+# push-for-private-registry:
+# docker push ${PRIVATE_REGISTRY_URL}/${DOCKER_IMAGE}:${VERSION}
+

docker-compose.tmpl.yml

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+#
+# Source code address
+# https://hub.docker.com/u/cuongtransc/
+#
+# syntax: https://docs.docker.com/compose/compose-file/
+#
+
+version: "2.4"
+
+services:
+ trellobot:
+ image: cuongtransc/trellobot:0.1
+ networks:
+ - comp_default
+ volumes:
+ - ./trellobot-data/.auth:/app/.auth
+ - ./trellobot-data/conf.json:/app/conf.json
+ - ./trellobot-data/.latestActivityID:/app/.latestActivityID
+ hostname: trellobot
+ domainname: devopsz.com
+ cpu_shares: 512
+ mem_limit: 100M
+ init: true
+ # privileged: true
+ # restart: always
+ # stdin_open: true
+ # tty: true
+ logging:
+ driver: "json-file"
+ options:
+ max-size: "100M"
+ max-file: "3"
+
+networks:
+ comp_default:
+ external: true