如何在 Mac 上愉快的使用 Docker

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brew install lima --HEAD

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brew upgrade qemu

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brew install docker

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Lima: Linux virtual machines

Usage:
  limactl [command]

Examples:
  Start the default instance:
  $ limactl start

  Open a shell:
  $ lima

  Run a container:
  $ lima nerdctl run -d --name nginx -p 8080:80 nginx:alpine

  Stop the default instance:
  $ limactl stop

  See also example YAMLs: /opt/homebrew/share/doc/lima/examples

Available Commands:
  completion    Generate the autocompletion script for the specified shell
  copy          Copy files between host and guest
  delete        Delete an instance of Lima.
  edit          Edit an instance of Lima
  factory-reset Factory reset an instance of Lima
  help          Help about any command
  info          Show diagnostic information
  list          List instances of Lima.
  prune         Prune garbage objects
  shell         Execute shell in Lima
  show-ssh      Show the ssh command line
  start         Start an instance of Lima
  stop          Stop an instance
  sudoers       Generate /etc/sudoers.d/lima file for enabling vmnet.framework support
  validate      Validate YAML files

Flags:
      --debug     debug mode
  -h, --help      help for limactl
  -v, --version   version for limactl

Use "limactl [command] --help" for more information about a command.Copy

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# 定义每个平台架构需要使用的启动镜像
images:
- location: "https://cloud-images.ubuntu.com/releases/22.04/release/ubuntu-22.04-server-cloudimg-amd64.img"
  arch: "x86_64"
- location: "https://cloud-images.ubuntu.com/releases/22.04/release/ubuntu-22.04-server-cloudimg-arm64.img"
  arch: "aarch64"

# 定义虚拟机需要使用哪个架构启动(对应上面的镜像)
arch: "x86_64"

# CPU 数量
cpus: 4

# 内存大小
memory: "16G"

# 磁盘大小
disk: "100G"

# 虚拟机与 macOS 宿主机挂载时使用的挂载技术
# 目前推荐 9p, 可换成 sshfs, 但是 sshfs 会有权限问题
mountType: 9p

# 定义虚拟机和 macOS 宿主机有哪些目录可以共享
mounts:
- location: "~"
  # 定义虚拟机对这个目录是否可写
  writable: true
  9p:
    # 对于可写的共享目录, cache 推荐类型为 mmap, 不写好像默认 fscache
    cache: "mmap"
- location: "/tmp/lima"
  writable: true
  9p:
    cache: "mmap"
# containerd is managed by Docker, not by Lima, so the values are set to false here.
containerd:
  system: false
  user: false

# cloud-init hook 定义
provision:
# 定义以什么权限在虚拟机内执行脚本
- mode: system
  # This script defines the host.docker.internal hostname when hostResolver is disabled.
  # It is also needed for lima 0.8.2 and earlier, which does not support hostResolver.hosts.
  # Names defined in /etc/hosts inside the VM are not resolved inside containers when
  # using the hostResolver; use hostResolver.hosts instead (requires lima 0.8.3 or later).
  script: |
    #!/bin/sh
    sed -i 's/host.lima.internal.*/host.lima.internal host.docker.internal/' /etc/hosts
- mode: system
  script: |
    #!/bin/bash
    set -eux -o pipefail
    if command -v docker >/dev/null 2>&1; then
      docker run --platform=linux/amd64 --privileged --rm tonistiigi/binfmt --install all
      exit 
    else
      export DEBIAN_FRONTEND=noninteractive
      curl -fsSL https://get.docker.com | sh
      docker run --platform=linux/amd64 --privileged --rm tonistiigi/binfmt --install all
      # NOTE: you may remove the lines below, if you prefer to use rootful docker, not rootless
      systemctl disable --now docker
      apt-get install -y uidmap dbus-user-session
    fi
- mode: user
  script: |
    #!/bin/bash
    set -eux -o pipefail
    systemctl --user start dbus
    dockerd-rootless-setuptool.sh install
    docker context use rootless
probes:
- script: |
    #!/bin/bash
    set -eux -o pipefail
    if ! timeout 30s bash -c "until command -v docker >/dev/null 2>&1; do sleep 3; done"; then
      echo >&2 "docker is not installed yet"
      exit 1
    fi
    if ! timeout 30s bash -c "until pgrep rootlesskit; do sleep 3; done"; then
      echo >&2 "rootlesskit (used by rootless docker) is not running"
      exit 1
    fi
  hint: See "/var/log/cloud-init-output.log". in the guest
hostResolver:
  # hostResolver.hosts requires lima 0.8.3 or later. Names defined here will also
  # resolve inside containers, and not just inside the VM itself.
  hosts:
    host.docker.internal: host.lima.internal
portForwards:
- guestSocket: "/run/user/{{.UID}}/docker.sock"
  hostSocket: "{{.Dir}}/sock/docker.sock"
# 自己定义的启动后消息输出
message: |
  To run `docker` on the host (assumes docker-cli is installed), run the following commands:
  ------
  docker context create amd64 --docker "host=unix://{{.Dir}}/sock/docker.sock"
  docker context use amd64
  ------
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limactl start ./docker-amd64.yaml

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docker run --platform=linux/amd64 --privileged --rm tonistiigi/binfmt --install all

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# 定义每个平台架构需要使用的启动镜像
images:
- location: "https://cloud-images.ubuntu.com/releases/22.04/release/ubuntu-22.04-server-cloudimg-amd64.img"
  arch: "x86_64"
- location: "https://cloud-images.ubuntu.com/releases/22.04/release/ubuntu-22.04-server-cloudimg-arm64.img"
  arch: "aarch64"

# 定义本虚拟机需要使用哪个架构启动(对应会使用上面目标架构的镜像)
arch: "aarch64"Copy