Docker 初探 @ R-Ladies Taipei

2018 年 4 月 30 日

帶領聽眾認識映像檔和容器、虛擬化和容器化之間的差異，現場展示 Docker 及其應用。

Meetup 活動頁面

講者簡介

• Carl Su (bcbcarl@gmail.com)
  • 微軟最有價值專家 (Microsoft Most Valuable Professional)
  • Docker.Taipei 共同發起人
  • Hacking Thursday 值日生
  • telegram: carlsu
  • facebook/github/line/skype/wechat: bcbcarl

負責系統開發、系統調校、自動化和持續整合流程。

長期投入 open source 領域，擅長 JavaScript 和 Functional Programming。

具有豐富的 web 開發、自動化測試和容器管理經驗。

Docker v.s. Moby Project

• Moby Project
• Docker Community Edition
• Docker on Azure

Docker Overview

• 為什麼要使用 Docker?
• Get started with Docker

Basic Terminology

• Image
• Container
• Registry
• Dockerfile
• Docker Hub

Docker CLI

• Use the Docker command line

# Check Docker installation
docker --version
docker run hello-world

# List Docker images
docker image ls
docker images

# List running containers
docker container ls
docker ps

# List all containers
docker container ls --all
docker ps -a

Hello Ubuntu

• Ubuntu official image

docker pull ubuntu
docker run -it ubuntu bash
docker container ls

Fake A Hollywood Hacker Screen

• bcbcarl/hollywood

# Run hollywood
docker run --rm -it bcbcarl/hollywood

Shiny

• Shiny
• Learn Shiny
• Shiny Cheat Sheet
• Building Web Applications in R with Shiny

Shiny App Template

library(shiny)
ui <- fluidPage()
server <- function(input, output) {}
shinyApp(ui = ui, server = server)

Shiny on Docker

• quantumobject/docker-shiny - Docker Hub

# Run Shiny server
docker run --rm -p 3838:3838 quantumobject/docker-shiny

# Attach to the server
docker ps
docker exec -it <container_id> /bin/bash

Hello R-Ladies Taipei

# Run Docker with your own app
docker run --rm -p 3838:3838 -v "$PWD":/srv/shiny-server quantumobject/docker-shiny

R support for Visual Studio Code

• Microsoft/vscode-docker
• Ikuyadeu/vscode-R
• REditorSupport/languageserver
• jimhester/lintr

install.packages("languageserver")
install.packages("lintr")