Vagrant : インストール2024/04/12

	VirtualBox 等の仮想化ソフトウェアのラッパーツール Vagrant をインストールします。主要な仮想化ソフトウェアには概ね対応していますが、当例では VirtualBox インストール済みを前提とします。
[1]	Vagrant をインストールしておきます。

root@dlp:~ #

pkg install -y vagrant

[2]	Vagrant の基本操作です。任意の一般ユーザーで利用可能です。

# 仮想マシンイメージをダウンロードして追加
# ダウンロード可能な Box は公式サイト参照
# ⇒ https://app.vagrantup.com/boxes/search

freebsd@dlp:~ $

vagrant box add generic/freebsd13 --provider virtualbox

==> vagrant: A new version of Vagrant is available: 2.4.1 (installed version: 2.3.7)!
==> vagrant: To upgrade visit: https://www.vagrantup.com/downloads.html

==> box: Loading metadata for box 'generic/freebsd13'
    box: URL: https://vagrantcloud.com/generic/freebsd13
==> box: Adding box 'generic/freebsd13' (v4.3.12) for provider: virtualbox
    box: Downloading: https://vagrantcloud.com/generic/boxes/freebsd13/versions/4.3.12/providers/virtualbox/amd64/vagrant.box
    box: Calculating and comparing box checksum...
==> box: Successfully added box 'generic/freebsd13' (v4.3.12) for 'virtualbox'!

# 初期化 (カレントパスに Vagrantfile が作成される)

freebsd@dlp:~ $

vagrant init generic/freebsd13

A `Vagrantfile` has been placed in this directory. You are now
ready to `vagrant up` your first virtual environment! Please read
the comments in the Vagrantfile as well as documentation on
`vagrantup.com` for more information on using Vagrant.

# 仮想マシン起動

freebsd@dlp:~ $

vagrant up

Bringing machine 'default' up with 'virtualbox' provider...
==> default: Importing base box 'generic/freebsd13'...
==> default: Matching MAC address for NAT networking...
==> default: Checking if box 'generic/freebsd13' version '4.3.12' is up to date...
==> default: Setting the name of the VM: freebsd_default_1712893189651_68795
==> default: Clearing any previously set network interfaces...
==> default: Preparing network interfaces based on configuration...
    default: Adapter 1: nat
==> default: Forwarding ports...
    default: 22 (guest) => 2222 (host) (adapter 1)
==> default: Running 'pre-boot' VM customizations...
==> default: Booting VM...
vboxdrv: XXXXXXXXXXXXXXXX VMMR0.r0
vboxdrv: XXXXXXXXXXXXXXXX VBoxDDR0.r0
VMMR0InitVM: eflags=40246 fKernelFeatures=0x2 (SUPKERNELFEATURES_SMAP=1)
==> default: Waiting for machine to boot. This may take a few minutes...
    default: SSH address: 127.0.0.1:2222
    default: SSH username: vagrant
    default: SSH auth method: private key
    default: Warning: Remote connection disconnect. Retrying...
    default:
    default: Vagrant insecure key detected. Vagrant will automatically replace
    default: this with a newly generated keypair for better security.
    default:
    default: Inserting generated public key within guest...
    default: Removing insecure key from the guest if it's present...
    default: Key inserted! Disconnecting and reconnecting using new SSH key...
==> default: Machine booted and ready!

# 仮想マシンの状態

freebsd@dlp:~ $

vagrant status

Current machine states:

default                   running (virtualbox)

The VM is running. To stop this VM, you can run `vagrant halt` to
shut it down forcefully, or you can run `vagrant suspend` to simply
suspend the virtual machine. In either case, to restart it again,
simply run `vagrant up`.

# 仮想マシンへ SSH で接続

freebsd@dlp:~ $

vagrant ssh


[vagrant@freebsd13 ~]$ cat /etc/os-release 
NAME=FreeBSD
VERSION="13.2-RELEASE"
VERSION_ID="13.2"
ID=freebsd
ANSI_COLOR="0;31"
PRETTY_NAME="FreeBSD 13.2-RELEASE"
CPE_NAME="cpe:/o:freebsd:freebsd:13.2"
HOME_URL="https://FreeBSD.org/"
BUG_REPORT_URL="https://bugs.FreeBSD.org/"

[vagrant@freebsd13 ~]$ exit

# 仮想マシン停止

freebsd@dlp:~ $

vagrant halt

==> default: Attempting graceful shutdown of VM...

# 仮想マシンの設定を変更したい場合は設定ファイルを編集

freebsd@dlp:~ $

vi Vagrantfile

# 例として CPU 数とメモリー容量を変更
# 59 行目から以下のようにコメント解除して値を変更

  # config.vm.provider "virtualbox" do |vb|
  #   # Display the VirtualBox GUI when booting the machine
  #   vb.gui = true
  #
  #   # Customize the amount of memory on the VM:
     vb.memory = "4096"
     vb.cpus = 2
  end