Docker 進階實務班
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1. The document summarizes the topics covered in an advanced Docker workshop, including Docker Machine, Docker Swarm, networking, services, GitLab integration, IoT applications, Moby/LinuxKit, and a call to action to learn more about Docker on their own. 2. Specific topics included how to create Docker Machines on Azure, build a Swarm cluster, configure networking and services, integrate with GitLab for continuous integration/delivery, develop IoT applications using Docker on Raspberry Pi, and introduce Moby and LinuxKit for building customized container-based operating systems. 3. The workshop concluded by emphasizing business models, microservices, infrastructure as code, container design, DevOps, and
Docker 進階實務班
- 3. Today Topics 1. Docker Machine 介紹與基本指令 2. Docker Machine 建立雲端虛擬機 3. Docker Swarm 介紹與基本指令 4. 以 Machine 建置 Swarm 叢集 5. Docker Swarm networking & Swarm service 6. GitLab 結合 Docker 容器開發測試 7. 容器與 Raspberry Pi IoT 整合應用 8. 以 GitLab 執行 Docker Compose IoT E2E 測試 9. Moby & LinuxKit 介紹與入門
- 5. Microsoft Azure https://portal.azure.com/ curl -sSL https://get.docker.com/ | sh
- 6. Review Docker Compose GitHub: compose_wp_proxy WordPress example of previous workshop Add new service - Nginx Reverse Proxy docker-compose scale wordpress=2 DNS-based service discovery $nslookup wordpress
- 7. Compose ＆ Wordpress ● 水平擴展 wordpress：scale
- 9. Docker Machine ● Combind AWS CLI, Azure CLI, VMware CLI…... ● Learn One, Run Everywhere ● VMware vSphere a. Install govc go get github.com/vmware/govmomi/govc go install github.com/vmware/govmomi/govc b. docker-machine create vmdocker --driver vmwarevsphere --vmwarevsphere-datacenter DCNAME --vmwarevsphere-vcenter ESX_IP --vmwarevsphere-username root --vmwarevsphere-password PASSWORD --vmwarevsphere-datastore DSNAME --vmwarevsphere-network VMNETWORK ● Azure ● AWS ● VirtualBox
- 12. Install Docker Machine sudo curl -L "https://github.com/docker/machine/releases/download/v0.12. 2/docker-machine-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-machine and sudo chmod +x /usr/local/bin/docker-machine docker-machine -v
- 13. Docker Machine commands (1/2) Commands: active Print which machine is active config Print the connection config for machine create Create a machine env Display the commands to set up the environment for the Docker client inspect Inspect information about a machine ip Get the IP address of a machine kill Kill a machine ls List machines provision Re-provision existing machines regenerate-certs Regenerate TLS Certificates for a machine restart Restart a machine
- 14. Docker Machine commands (2/2) Commands: rm Remove a machine ssh Log into or run a command on a machine with SSH. scp Copy files between machines start Start a machine status Get the status of a machine stop Stop a machine upgrade Upgrade a machine to the latest version of Docker url Get the URL of a machine version Show the Docker Machine version or a machine docker version help Shows a list of commands or help for one command
- 16. Azure VM ● Azure CLI ● 使用 Docker 電腦搭配 Azure 驅動程式 ● 使用 Azure CLI 選取 Linux VM 映像 $ docker run -it azuresdk/azure-cli-python:0.2.8 az login, then enter the code az vm image list --output table az vm image list-skus -l eastasia -p canonical - f ubuntuserver azure vm docker create az vm list-sizes -l eastasia | more
- 17. Machine Create ● Azure VM Size ● docker-machine create -d azure --azure-subscription-id="XXXXX" --azure-location="southeastasia" --azure-image canonical:ubuntuserver:16.04.0-LTS:16.04.201611150 --azure-size Standard_D1_v2 --engine-install-url https://get.docker.com docker-0-0-1 ● VM size list ● VM size pricing
- 18. Where is subscription-id ?
- 19. docker-machine ssh docker-0-0-1 sudo usermod -aG docker $USER
- 21. Container Orchestration Docker Swarm Kubernetes DC/OS Rancher Docker Datacenter ???
- 22. Docker Swarm ● Docker-native clustering system ● From v1.12 is default feature. ● Docker overlay network Play-with-docker Online Lab
- 24. New Swarm Mode (1/2) Byzantine Generals Problem
- 25. New Swarm Mode (2/2) Consul, HashiCorp K/V Mesh, LB
- 27. Docker Swarm commands Commands: init Initialize a swarm join Join a swarm as a node and/or manager join-token Manage join tokens update Update the swarm leave Leave the swarm (workers only) Manager also can leave $ docker swarm -h
- 28. 4. 以 Machine 建置 Swarm 叢集
- 29. Machine Create Again ● docker-machine create -d azure --azure-subscription-id="XXXXX" --azure-location="southeastasia" --azure-image canonical:ubuntuserver:16.04.0-LTS:16.04.201611150 --azure-size Standard_D1_v2 --engine-install-url https://get.docker.com docker-0-0-2 ● docker-machine create again
- 30. Create Swarm Cluster Check version: $ docker -v $ docker info $ docker swarm init docker swarm join --token SWMTKN-1-44ze8j7xkq5t 192.168.0.4:2377 $ docker-machine ssh docker-0-0-2 COPY & PASTE $ docker-machine ssh docker-0-0-3 docker swarm join docs
- 31. It’s so EASY!!!
- 32. Finding Firewall
- 33. Communication Ports Docker Remote API: 2376 Swarm Listen Port: 2377 Container network discovery: 7946 TCP/UDP Container overlay network: 4789 UDP
- 34. Check Swarm Cluster $ docker info Managers: 1 Nodes: 2 $ docker node ls ID HOSTNAME STATUS AVAILABILITY MANAGER STATUS 29zkgygdq6el0ylwtov5xksy2 docker-0-0-2 Ready Active bbf3b27xkybups1foh750qf15 * docker-0-0-1 Ready Active Leader $ eval $(docker-machine env docker-0-0-1)
- 35. Docker node commands Commands: demote Demote one or more nodes from manager in the swarm inspect Display detailed information on one or more nodes ls List nodes in the swarm promote Promote one or more nodes to manager in the swarm rm Remove one or more nodes from the swarm ps List tasks running on a node update Update a node $ docker node ls $ docker promtoe docker-0-0-2 $ docker node ls $ docker demtoe docker-0-0-2 $ docker node ls
- 37. Docker Built-In Network Drivers ● Bridge ● Overlay ● MACVLAN ● Host ● None No more “link”, just use network. Docker Reference Architecture: Designing Scalable, Portable Docker Container Networks Docker Plug-In Network Drivers ● weave ● calico Docker Plug-In IPAM Drivers ● infoblox
- 38. Exercise $ docker network ls $ docker network create --driver overlay my-network $ docker network inspect my-network $ docker service create --replicas 3 --name my-web --network my-network nginx:alpine $ docker service ps my-web $ docker network inspect my-network $ docker ps $ docker exec -ti XXXXX sh $ nslookup my-web $nslookup tasks.my-web
- 40. Docker service commands Commands: create Create a new service inspect Display detailed information on one or more services ps List the tasks of a service ls List services rm Remove one or more services scale Scale one or multiple services update Update a service
- 41. Service Create Exercise $ docker network create --driver overlay wp_db $ docker network inspect wp_db $ docker service create --name db --network=wp_db -e MYSQL_ROOT_PASSWORD=wordpress -e MYSQL_DATABASE=wordpress -e MYSQL_USER=wordpress -e MYSQL_PASSWORD=wordpress mysql:5.7 $ docker service create --name wp -p 80:80 --network=wp_db -e WORDPRESS_DB_HOST=db:3306 -e WORDPRESS_DB_PASSWORD=wordpress wordpress:4.5
- 42. Service Rolling updates $ docker service scale wp=3 $ docker service update --image wordpress:4.6 --update-delay 10s --update-parallelism 1 wp $ docker service ps wp docker service update docs
- 43. Docker stack $ docker network create --driver overlay mysql $ docker network create --driver overlay proxy $ docker stack deploy --compose-file=wordpress.yml wordpress $ docker stack ps wordpress $ docker service ls Remove external: true & philipz/reproxy Then try again & Scale down!
- 44. Compose ＆ Wordpress ● 水平擴展 wordpress：scale
- 45. Swarm & MySQL Cluster Docker Swarm for MySQL Cluster & WordPress Katacoda online lab. 1. Getting Started Galera with Docker, part 1 2. Getting Started Galera with Docker, part 2
- 47. Play Bigger!!! ALL Docker Machines Join Together!!!
- 50. 6. GitLab 結合 Docker 容器開發測試
- 51. Azure Web App on Linux
- 52. Use Docker image for Web AP
- 53. Azure PaaS 價格選型
- 54. ChatBot
- 56. GitLab
- 59. Azure CLI 2.0 login 使用 Azure CLI 2.0 來建立 Azure 服務主體 Azure CLI 2.0 Reference CI/CD Pipeline Create GitLab account Let’s play!!!
- 60. 7. 容器與 Raspberry Pi IoT 整合應用
- 61. From IBM IoT Protocol Pub/Sub, QoS Arduino, mbed Mosquitto, Xively MQTT
- 62. 1. sudo apt-get install qemu-user-static 2. docker pull philipz/rpi-raspbian 3. docker run -ti -v /usr/bin/qemu-arm-static:/usr/bin/ qemu-arm-static philipz/rpi-raspbian bash 4. apt-get update 5. uname -a QEMU 模擬 ARM 裝置
- 63. https://azure-samples.github.io/raspberry-pi-web-simulator/ 將 Raspberry Pi 線上模擬器連線至 Azure IoT Hub (Node.js)
- 64. 8. 以 GitLab 執行 Docker Compose IoT E2E 測試
- 65. Docker Autobuild Building ARM containers on any x86 machine, even DockerHub GitHub source code IoT DevOps
- 67. 9. Moby & LinuxKit 介紹與入門
- 71. Exercise 1. git clone https://github.com/linuxkit/linuxkit 2. sudo make 3. sudo cp bin/moby bin/linuxkit /usr/local/bin 4. cd example && moby build redis-os.yml 5. linuxkit run -publish 6379:6379/tcp redis-os 6. docker run -ti --rm redis bash 7. redis-cli -h 172.17.0.2
- 72. 10. 結語
- 76. Exercise & Self-learning 1. Docker Basic - Katacoda by Philipz 2. Docker Trainning, examples 3. Docker Free self-paced courses 4. Docker Tutorials and Labs Online Self-learning, http://testdriven.io Offical Online Lab Scalable Microservices with Kubernetes - Udacity
- 79. Hope You Love Docker So long!