My conrib 4 apline vbox

os_pkrvars/alpine/alpine-3.21-x86_64.pkrvars.hcl

@@ -6,4 +6,16 @@ iso_checksum            = "file:https://dl-cdn.alpinelinux.org/alpine/v3.21/rele
 parallels_guest_os_type = "otherlinux"
 vbox_guest_os_type      = "ArchLinux_64"
 vmware_guest_os_type    = "otherlinux-64"
-boot_command            = ["<wait><up>e<wait><down><down><end> inst.ks=http://{{ .HTTPIP }}:{{ .HTTPPort }}/fedora/ks.cfg inst.repo=https://download.fedoraproject.org/pub/fedora/linux/releases/41/Server/x86_64/os/ <F10><wait>"]
+ssh_username            = "root"
+boot_command            = ["<wait20>root<enter>",
+"ifconfig eth0 up && udhcpc -i eth0<enter><wait5>",
+"wget http://{{ .HTTPIP }}:{{ .HTTPPort }}/alpine/answers<enter><wait>",
+"setup-alpine -f answers<enter><wait5>",
+"vagrant<enter><wait1>",
+"vagrant<enter><wait1>",
+"y<enter><wait10>",
+"mount /dev/sda3 /mnt<enter>",
+"echo 'PermitRootLogin yes' >> /mnt/etc/ssh/sshd_config<enter>",
+"umount /mnt<enter>",
+"reboot<enter>"
+]

packer_templates/http/alpine/answers

@@ -0,0 +1,57 @@
+# Example answer file for setup-alpine script
+# If you don't want to use a certain option, then comment it out
+
+# Use US layout with US variant
+KEYMAPOPTS="us us"
+
+# Set hostname to 'alpine'
+HOSTNAMEOPTS=alpine
+
+# Set device manager to mdev
+DEVDOPTS=mdev
+
+# Contents of /etc/network/interfaces
+INTERFACESOPTS="auto lo
+    iface lo inet loopback
+
+auto eth0
+    iface eth0 inet dhcp
+    hostname alpine
+"
+
+# Search domain of example.com, Google public nameserver
+DNSOPTS="-d example.com 8.8.8.8"
+
+# Set timezone to UTC
+TIMEZONEOPTS=UTC
+
+# set http/ftp proxy
+#PROXYOPTS="http://webproxy:8080"
+PROXYOPTS=none
+
+# Add first mirror (CDN)
+APKREPOSOPTS="-1"
+
+# Create admin user
+#USEROPTS=none
+USEROPTS="-a -u -g audio,input,video,netdev vagrant"
+#USERSSHKEY="ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEA6NF8iallvQVp22WDkTkyrtvp9eWW6A8YVr+kz4TjGYe7gHzIw+niNltGEFHzD8+v1I2YJ6oXevct1YeS0o9HZyN1Q9qgCgzUFtdOKLv6IedplqoPkcmF0aYet2PkEDo3MlTBckFXPITAMzF8dJSIFo9D8HfdOV0IAdx4O7PtixWKn5y2hMNG0zQPyUecp4pzC6kivAIhyfHilFR61RGL+GPXQ2MWZWFYbAGjyiYJnAmCP3NOTd0jMZEnDkbUvxhMmBYSdETk1rRgm+R4LOzFUGaHqHDLKLX+FIPKcF96hrucXzcWyLbIbEgE98OHlnVYCzRdK8jlqm8tehUc9c9WhQ== vagrant insecure public key"
+#USERSSHKEY="https://raw.githubusercontent.com/hashicorp/vagrant/main/keys/vagrant.pub"
+
+# Install Openssh
+SSHDOPTS=openssh
+
+# Use openntpd
+# NTPOPTS="openntpd"
+NTPOPTS=busybox
+
+# Use /dev/sda as a sys disk
+DISKOPTS="-m sys /dev/sda"
+
+# Setup storage with label APKOVL for config storage
+#LBUOPTS="LABEL=APKOVL"
+LBUOPTS=none
+
+#APKCACHEOPTS="/media/LABEL=APKOVL/cache"
+#APKCACHEOPTS=none
+APKREPOSOPTS=-1

packer_templates/pkr-builder.pkr.hcl

@@ -122,19 +122,10 @@ locals {
                   "${path.root}/scripts/fedora/cleanup_dnf.sh",
                   "${path.root}/scripts/_common/minimize.sh"
                   ] : var.os_name == "alpine" ? [
-                    "${path.root}/scripts/alpine/networking_alpine.sh",
-                    "${path.root}/scripts/alpine/update_apk.sh",
-                    "${path.root}/scripts/_common/motd.sh",
-                    "${path.root}/scripts/_common/sshd.sh",
-                    "${path.root}/scripts/alpine/install-supporting-packages_alpine.sh",
-                    "${path.root}/scripts/alpine/build-tools_alpine.sh",
-                    "${path.root}/scripts/_common/virtualbox.sh",
-                    "${path.root}/scripts/_common/vmware.sh",
-                    "${path.root}/scripts/_common/parallels.sh",
-                    "${path.root}/scripts/_common/vagrant.sh",
-                    "${path.root}/scripts/alpine/real-tmp_alpine.sh",
-                    "${path.root}/scripts/alpine/cleanup_apk.sh",
-                    "${path.root}/scripts/_common/minimize.sh"
+                    "${path.root}/scripts/alpine/x-apk-update.sh",
+                    "${path.root}/scripts/alpine/x-only-virtualbox.sh",
+                    "${path.root}/scripts/alpine/x-provision.sh",
+                    "${path.root}/scripts/alpine/x-vmdiskclean.sh"
                     ] : [
                       "${path.root}/scripts/rhel/update_dnf.sh",
                       "${path.root}/scripts/_common/motd.sh",
@@ -176,9 +167,19 @@ build {
         "no_proxy=${var.no_proxy}"
       ]
     )
-    execute_command = var.os_name == "freebsd" ? "echo 'vagrant' | {{.Vars}} su -m root -c 'sh -eux {{.Path}}'" : (
-      var.os_name == "solaris" ? "echo 'vagrant'|sudo -S bash {{.Path}}" : "echo 'vagrant' | {{ .Vars }} sudo -S -E sh -eux '{{ .Path }}'"
-    )
+    execute_command = var.ssh_username == "root" ? (
+      var.os_name == "freebsd" ? "{{.Vars}} sh -eux {{.Path}}" : (
+        var.os_name == "solaris" ? "bash {{.Path}}" : (
+          var.os_name == "alpine" ? "{{.Vars}} sh -c {{.Path}}" : "{{ .Vars }} sh -eux '{{ .Path }}'"
+          )
+        )
+      ) : (
+      var.os_name == "freebsd" ? "echo 'vagrant' | {{.Vars}} su -m root -c 'sh -eux {{.Path}}'" : (
+        var.os_name == "solaris" ? "echo 'vagrant'|sudo -S bash {{.Path}}" : (
+          var.os_name == "alpine" ? "echo 'vagrant'| {{.Vars}} su -m root -c 'sh -c {{.Path}}'" :"echo 'vagrant' | {{ .Vars }} sudo -S -E sh -eux '{{ .Path }}'"
+          )
+        )
+      )
     expect_disconnect = true
     scripts           = local.scripts
     except            = var.is_windows ? local.source_names : null

packer_templates/pkr-sources.pkr.hcl

@@ -183,8 +183,18 @@ locals {
   output_directory = var.output_directory == null ? "${path.root}/../builds/build_files/packer-${var.os_name}-${var.os_version}-${var.os_arch}" : var.output_directory
   shutdown_command = var.shutdown_command == null ? (
     var.is_windows ? "shutdown /s /t 10 /f /d p:4:1 /c \"Packer Shutdown\"" : (
-      var.os_name == "macos" ? "echo 'vagrant' | sudo -S shutdown -h now" : (
-        var.os_name == "freebsd" ? "echo 'vagrant' | su -m root -c 'shutdown -p now'" : "echo 'vagrant' | sudo -S /sbin/halt -h -p"
+      var.ssh_username == "root" ? (
+        var.os_name == "macos" ? "shutdown -h now" : (
+          var.os_name == "freebsd" ? "shutdown -p now" : (
+            var.os_name == "alpine" ? "poweroff" : "/sbin/halt -h -p"
+            )
+          )
+        ) : (
+        var.os_name == "macos" ? "echo 'vagrant' | sudo -S shutdown -h now" : (
+          var.os_name == "freebsd" ? "echo 'vagrant' | su -m root -c 'shutdown -p now'" : (
+            var.os_name == "alpine" ? "echo 'vagrant' | su -m root -c 'poweroff'" : "echo 'vagrant' | sudo -S /sbin/halt -h -p"
+          )
+        )
       )
     )
   ) : var.shutdown_command

packer_templates/scripts/alpine/x-apk-update.sh

@@ -0,0 +1,4 @@
+#!/bin/sh -x
+sed -r 's;#(.*[0-9]/community);\1;g' -i /etc/apk/repositories
+sed -r 's;(.*/edge/main);#\1;g' -i /etc/apk/repositories
+apk update

packer_templates/scripts/alpine/x-only-virtualbox.sh

@@ -0,0 +1,5 @@
+#!/bin/sh -x
+apk add virtualbox-guest-additions
+rc-update add virtualbox-guest-additions
+rc-update add local
+addgroup vagrant vboxsf

packer_templates/scripts/alpine/x-only-vmware.sh

@@ -0,0 +1,19 @@
+#!/bin/sh -x
+arch=`cat /etc/apk/arch`
+if [ "$arch" == "aarch64" ] || [ "$arch" == "x86_64" ]; then
+  apk add open-vm-tools-hgfs open-vm-tools-vix
+  rc-update add open-vm-tools
+  echo fuse > /etc/modules-load.d/open-vm-tools.conf
+else
+  echo "$arch: open-vm-tools is not support 32bit"
+fi
+
+if [ "$arch" == "aarch64" ]; then
+  if grep -q VMware /sys/devices/virtual/dmi/id/sys_vendor 2>/dev/null; then
+    # remake /boot/initramfs-virt without mptspi (fusion scsi host)
+    if grep -qx linux-virt /etc/apk/world; then
+      sed -e 's/ata_piix mptspi sr-mod/ata_piix sr-mod/' -i /usr/share/mkinitfs/initramfs-init
+      /sbin/mkinitfs
+    fi
+  fi
+fi                                                              

packer_templates/scripts/alpine/x-provision.sh

@@ -0,0 +1,73 @@
+#!/bin/sh -xe
+
+# keymap
+setup-keymap jp jp
+setup-keymap us us
+
+# apk login boot
+echo "Welcome to Alpine Linux!" > /etc/motd
+if test -e /boot/extlinux.conf; then
+  sed -i -e 's/TIMEOUT [0-9]\+/TIMEOUT 1/' /boot/extlinux.conf
+  sed -i -e 's/PROMPT 0/PROMPT 1/' /boot/extlinux.conf
+fi
+
+# for Arch Linux ssh client
+echo 'KbdInteractiveAuthentication no' >> /etc/ssh/sshd_config
+
+# inittab
+sed -r "s;^(ttyS0:.*);#\1;g" -i /etc/inittab
+
+# mdev.conf
+sed -i "s/ttyUSB/ttyACM[0-9]\troot:dialout 0660 @ln -sf \$MDEV modem\nttyUSB/;" /etc/mdev.conf
+
+# profile
+echo "umask 002" > /etc/profile.d/umask
+echo -e "#!/bin/sh\nsudo poweroff\n" > /sbin/shutdown
+chmod 755 /sbin/shutdown
+
+# ssh
+cd /home/vagrant
+chmod 2755 .
+mkdir -m 700 .ssh
+wget https://raw.githubusercontent.com/hashicorp/vagrant/main/keys/vagrant.pub
+mv vagrant.pub .ssh/authorized_keys
+chmod 600 .ssh/authorized_keys
+chown vagrant:vagrant .ssh .ssh/*
+
+# bash
+apk add bash
+
+# sudo
+apk add sudo
+echo "vagrant ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/vagrant
+chmod 400 /etc/sudoers.d/vagrant
+
+# doas
+apk add doas
+echo 'permit nopass :wheel' > /etc/doas.d/wheel.conf
+chmod 400 /etc/doas.d/wheel.conf
+addgroup vagrant wheel
+
+# random
+apk add haveged
+rc-update add haveged
+##apk add rng-tools
+##rc-update add rngd
+##cat /proc/sys/kernel/random/entropy_avail
+
+# mount
+cd /home/vagrant
+mkdir -m 777 /vagrant
+chown vagrant:vagrant /vagrant
+VUID=`id -u vagrant`
+VGID=`id -g vagrant`
+cat<<EOF>.profile
+#!/bin/sh
+if grep -q -E "vboxsf.*uid=0,gid=0" /proc/mounts ; then
+  sudo umount /vagrant
+  sudo mount.vboxsf -o uid=$VUID,gid=$VGID,rw vagrant /vagrant
+fi
+EOF
+chmod 755 .profile
+chown vagrant:vagrant .profile
+

packer_templates/scripts/alpine/x-vmdiskclean.sh

@@ -0,0 +1,11 @@
+#!/bin/sh -x
+# vmdiskclean
+rm -f /var/cache/apk/*
+rm -f /var/log/* /var/log/*/*
+rm -f /home/*/.ash_history
+rm -f /root/.ash_history
+rm -f /etc/resolv.conf
+dd if=/dev/zero of=/boot/zero bs=8M || echo "dd exit code $? is suppressed"
+rm -f /boot/zero
+dd if=/dev/zero of=/zero bs=8M || echo "dd exit code $? is suppressed"
+rm -f /zero