Migrate to KVM/libvirt provider

Author: acj

.github/workflows/build.yml

@@ -8,30 +8,34 @@ on:
 jobs:
   package-box:
     name: Package Vagrant Boxes
-    runs-on: macos-12
+    runs-on: ubuntu-22.04
+    timeout-minutes: 60
     strategy:
       fail-fast: false
       matrix:
         box:
-          - fbsd_13_2
-          - fbsd_12_4
+          - fbsd_12
+          - fbsd_13
+          - fbsd_14
     steps:
-      - name: Install Vagrant
-        run: brew install vagrant
-      - name: Cache Vagrant boxes
-        uses: actions/cache@v3
-        with:
-          path: ~/.vagrant.d
-          key: ${{ matrix.box }}-vagrant-20231102-${{ hashFiles('Vagrantfile') }}
-          restore-keys: |
-            ${{ matrix.box }}-vagrant-20231102-
+      - name: Display CPU info
+        run: lscpu
+      - name: Install Vagrant and QEMU
+        run: |
+          sudo apt-get install -qq -o=Dpkg::Use-Pty=0 moreutils
+          sudo chronic apt-get install -qq -o=Dpkg::Use-Pty=0 vagrant qemu-system virtualbox qemu libvirt-daemon-system libvirt-clients libxslt-dev libxml2-dev libvirt-dev zlib1g-dev ruby-dev ruby-libvirt ebtables dnsmasq-base
       - uses: actions/checkout@v3
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
       - name: Set up VM
+        shell: sudo bash {0}
         run: |
-          vagrant plugin install vagrant-disksize
+          vagrant plugin install vagrant-libvirt
+          vagrant plugin install vagrant-mutate
           vagrant status
-          vagrant up ${{ matrix.box }}
+          vagrant up --provider libvirt ${{ matrix.box }}
       - name: Package box
+        shell: sudo bash {0}
         run: |
           vagrant package ${{ matrix.box }} --output ${{ matrix.box }}.box
           ls -ahl *.box

Vagrantfile

@@ -1,26 +1,31 @@
 Vagrant.configure("2") do |config|
-  config.disksize.size = "16GB"
+  config.vm.define "fbsd_12" do |c|
+    c.vm.box = "roboxes/freebsd12"
+  end
+
+  config.vm.define "fbsd_13" do |c|
+    c.vm.box = "roboxes/freebsd13"
+  end
 
-  config.vm.define "fbsd_13_2" do |c|
-    c.vm.box = "freebsd/FreeBSD-13.2-STABLE"
+  config.vm.define "fbsd_14" do |c|
+    c.vm.box = "roboxes/freebsd14"
   end
 
-  config.vm.define "fbsd_12_4" do |c|
-    c.vm.box = "freebsd/FreeBSD-12.4-STABLE"
+  config.vm.provider "libvirt" do |qe|
+    # https://vagrant-libvirt.github.io/vagrant-libvirt/configuration.html
+    qe.driver = "kvm"
+    qe.cpus = 1
+    qe.memory = 8192
   end
 
-  config.vm.synced_folder ".", "/vagrant", disabled: true
+  config.vm.boot_timeout = 600
 
   config.vm.provision "shell", inline: <<~SHELL
     set -e
 
     pkg bootstrap
     pkg update
     pkg install -y curl bash git gmake sudo llvm libyaml
-    # Enable Vagrant's Synced Folders feature (sometimes flaky for FreeBSD guests)
-    #pkg install -y virtualbox-ose-additions-nox11
-    #sysrc vboxguest_enable="YES"
-    #sysrc vboxservice_enable="YES"
     pkg clean -ay
     rm -rf /usr/ports /usr/share/doc
 
@@ -49,26 +54,28 @@ Vagrant.configure("2") do |config|
     curl https://sh.rustup.rs -sSf | sh -s -- -y --profile minimal --default-toolchain 1.72.1
     EOF
 
+    echo 'Disk usage before cleanup:'
+    df -h
+    du -hs /home/vagrant
+    du -ah / | sort -r -h | head -25
+
+    echo 'Cleaning up packages'
     pkg prime-list
     pkg clean
 
+    echo 'Cleaning up unneeded directories'
     rm -rf /usr/obj /usr/ports /usr/src /usr/tests /usr/lib/debug /var/db
 
     # Adapted from bento's minimize.sh. This writes zeroes to the disk so that the empty space is
     # easily compressed.
-    dd if=/dev/zero of=/EMPTY bs=1M || true
+    echo 'Zeroing out empty space'
+    dd if=/dev/zero of=/EMPTY bs=1G count=4 || true
     rm -f /EMPTY
     sync
 
+    echo 'Disk usage after cleanup:'
     df -h
     du -hs /home/vagrant
     du -ah / | sort -r -h | head -25
   SHELL
-
-  config.vm.provider "virtualbox" do |v|
-    v.memory = 8192
-    v.cpus = 3
-  end
-
-  config.vm.boot_timeout = 600
 end