Minimal solar VM packer template

Alpine linux as a base, vbox and libvirt

Change-Id: Iaa37b1ae02b4b0d22fc01fbeff5c6ce96e0b2699

bootstrap/alpine/README.md

@@ -0,0 +1,2 @@
+This directory is adjusted and modified version of:
+https://github.com/maier/packer-templates/tree/master/alpine3.3

bootstrap/alpine/http/answers_qemu

@@ -0,0 +1,16 @@
+KEYMAPOPTS="us us"
+HOSTNAMEOPTS="-n solar"
+INTERFACESOPTS="auto lo
+iface lo inet loopback
+
+auto eth0
+iface eth0 inet dhcp
+    hostname solar
+"
+DNSOPTS="-d local -n 8.8.8.8 8.8.4.4"
+TIMEZONEOPTS="-z UTC"
+PROXYOPTS="none"
+APKREPOSOPTS="-r"
+SSHDOPTS="-c openssh"
+NTPOPTS="-c openntpd"
+DISKOPTS="-s 0 -m sys /dev/vda"

bootstrap/alpine/http/answers_vbox

@@ -0,0 +1,16 @@
+KEYMAPOPTS="us us"
+HOSTNAMEOPTS="-n solar"
+INTERFACESOPTS="auto lo
+iface lo inet loopback
+
+auto eth0
+iface eth0 inet dhcp
+    hostname solar
+"
+DNSOPTS="-d local -n 8.8.8.8 8.8.4.4"
+TIMEZONEOPTS="-z UTC"
+PROXYOPTS="none"
+APKREPOSOPTS="-r"
+SSHDOPTS="-c openssh"
+NTPOPTS="-c openntpd"
+DISKOPTS="-s 0 -m sys /dev/sda"

bootstrap/alpine/scripts/00base.sh

@@ -0,0 +1,19 @@
+set -ux
+
+apk upgrade -U --available
+
+source /etc/os-release
+
+cat << EOF > /etc/motd
+
+$PRETTY_NAME ($VERSION_ID) Development Environment
+
+Built for use with Vagrant using:
+   <https://github.com/maier/packer-templates>
+
+See the Alpine Wiki for how-to guides and
+general information about administrating
+Alpine systems and development.
+See <http://wiki.alpinelinux.org>
+
+EOF

bootstrap/alpine/scripts/01alpine.sh

@@ -0,0 +1,5 @@
+set -ux
+
+# nothing special required
+
+exit 0

bootstrap/alpine/scripts/01networking.sh

@@ -0,0 +1,5 @@
+set -ux
+
+# nothing special required
+
+exit 0

bootstrap/alpine/scripts/02sshd.sh

@@ -0,0 +1,10 @@
+set -eux
+
+# add in order to allow packer ssh access to provision
+# the system, remove here to make box more secure
+sed -i '/^PermitRootLogin yes/d' /etc/ssh/sshd_config
+
+# make 'vagrant ssh' connections faster
+echo "UseDNS no" >> /etc/ssh/sshd_config
+
+

bootstrap/alpine/scripts/03vagrant.sh

@@ -0,0 +1,25 @@
+set -exu
+
+date > /etc/vagrant_box_build_time
+
+#
+# bash for vagrant (default shell is bash)
+#   doesn't look like there is an easy way for vagrant guest
+#   plugin to register a default shell. easier than always
+#   having to *remember* to configure `ssh.shell` for
+#   alpine boxes.
+#
+# cURL for initial vagrant key install from vagrant github repo.
+#   on first 'vagrant up', overwritten with a local, secure key.
+#
+apk add bash curl
+
+adduser -D vagrant
+echo "vagrant:vagrant" | chpasswd
+
+mkdir -pm 700 /home/vagrant/.ssh
+
+curl -sSo /home/vagrant/.ssh/authorized_keys 'https://raw.githubusercontent.com/mitchellh/vagrant/master/keys/vagrant.pub'
+
+chown -R vagrant:vagrant /home/vagrant/.ssh
+chmod -R go-rwsx /home/vagrant/.ssh

bootstrap/alpine/scripts/04sudoers.sh

@@ -0,0 +1,7 @@
+set -eux
+
+apk add sudo
+adduser vagrant wheel
+
+echo "Defaults exempt_group=wheel" > /etc/sudoers
+echo "%wheel ALL=NOPASSWD:ALL" >> /etc/sudoers

bootstrap/alpine/scripts/90virtualbox.sh

@@ -0,0 +1,53 @@
+set -eux
+echo "VBoxGuestAdditions currently do not build or install on Alpine Linux."
+exit 0
+#
+# #
+# # VBoxGuestAdditions fails to install.
+# #
+# # Alpine is intended to be 'minimal' so
+# # there are certain things VBGA
+# # 1. needs
+# # 2. *assumes* are available
+# # 3. or function a specific way
+# # which is, not yet, the case...
+# #
+#
+# mkdir -p /mnt/virtualbox
+# retval=$?
+# [ $retval -eq 0 ] || exit $retval
+#
+# modprobe loop
+# retval=$?
+# [ $retval -eq 0 ] || exit $retval
+#
+# LOOP=`losetup -f`
+# retval=$?
+# [ $retval -eq 0 ] || exit $retval
+#
+# losetup $LOOP /root/VBoxGuestAdditions.iso
+# retval=$?
+# [ $retval -eq 0 ] || exit $retval
+#
+# mount -t iso9660 -o ro $LOOP /mnt/virtualbox
+# retval=$?
+# [ $retval -eq 0 ] || exit $retval
+#
+# # current error 'unable to determine library path.'
+# # "ldconfig -v" does not result in a list of valid
+# # library paths (it is actually a shell script which
+# # silently ignores -v).
+# #
+# # there are other issues as well, which have been
+# # open with oracle/virtualbox for several years.
+# # without forward progress (according to search
+# # results and skimming through various discussions).
+# sh /mnt/virtualbox/VBoxLinuxAdditions.run
+# retval=$?
+# [ $retval -eq 0 ] || exit $retval
+#
+# ln -s /opt/VBoxGuestAdditions-*/lib/VBoxGuestAdditions /usr/lib/VBoxGuestAdditions
+# umount /mnt/virtualbox
+# rm -rf /root/VBoxGuestAdditions.iso
+#
+# # END

bootstrap/alpine/scripts/98solar.sh

@@ -0,0 +1,54 @@
+#!/usr/bin/env bash
+
+set -ex
+
+# install required stuff
+apk add --no-cache py-pip openssl git gcc build-base python-dev libffi libffi-dev
+
+# install packages for solar transports
+# (sshpass -> password passing for SSH commands)
+apk add --no-cache rsync sshpass
+
+mkdir -p /opt
+cd /opt
+git clone https://github.com/openstack/solar.git
+cd /opt/solar
+sudo sed -i '/ansible.*/ s/^#*/#/' requirements.txt
+pip install pbr && pip install -e .
+chown -R vagrant: /opt/solar
+mkdir -p /etc/solar
+echo "solar_db: sqlite:////home/vagrant/solar.db" > /etc/solar/solar.yaml
+mkdir -p /var/lib/solar/repositories
+chown -R vagrant: /var/lib/solar/repositories
+
+# ssh config
+cat <<EOF >>/home/vagrant/.ssh/config
+Host *
+  StrictHostKeyChecking no
+EOF
+
+# worker
+cat <<EOF  >>/etc/init.d/solar-worker
+#!/sbin/runscript
+# $Header: $
+
+depend() {
+    need net
+    need localmount
+}
+
+start() {
+    ebegin "Starting solar-worker"
+    exec start-stop-daemon -b --chdir /tmp --start --user vagrant --make-pidfile --pidfile /tmp/solar-worker.pid --exec solar-worker
+    eend $?
+}
+
+stop() {
+    ebegin "Stopping solar-worker"
+    exec start-stop-daemon --stop --user vagrant --pidfile /tmp/solar-worker.pid --exec solar-worker
+    eend $?
+}
+
+EOF
+chmod +x /etc/init.d/solar-worker
+rc-update add solar-worker default

bootstrap/alpine/scripts/99minimize.sh

@@ -0,0 +1,11 @@
+set -ux
+
+dd if=/dev/zero of=/EMPTY bs=1M
+rm -f /EMPTY
+# Block until the empty file has been removed, otherwise, Packer
+# will try to kill the box while the disk is still full and that's bad
+sync
+sync
+sync
+
+exit 0

bootstrap/alpine/sh_vars

@@ -0,0 +1,15 @@
+
+dist_name="alpine"
+dist_vers="3.3"
+dist_arch="x86_64"
+
+# local or remote
+build_type="local"
+
+# set in .bashrc
+# ATLAS_USER_NAME="maier"
+#
+# default in atlas.sh is fine
+# ATLAS_BOX_NAME="${dist_name}-${dist_vers}-${dist_arch}"
+
+# END

bootstrap/alpine/solar-minimal.json

@@ -0,0 +1,147 @@
+{
+    "description": "Build base Alpine Linux x86_64",
+    "provisioners": [
+        {
+            "type": "shell",
+            "scripts": [
+                "scripts/00base.sh",
+                "scripts/01alpine.sh",
+                "scripts/01networking.sh",
+                "scripts/02sshd.sh",
+                "scripts/03vagrant.sh",
+                "scripts/04sudoers.sh",
+                "scripts/90virtualbox.sh",
+                "scripts/98solar.sh",
+                "scripts/99minimize.sh"
+            ],
+            "override": {
+                "virtualbox-iso": {
+                    "execute_command": "/bin/sh '{{.Path}}'"
+                }
+            }
+        }
+    ],
+    "builders": [
+        {
+            "type": "virtualbox-iso",
+            "virtualbox_version_file": ".vbox_version",
+
+            "guest_additions_mode": "disable",
+            "guest_os_type": "Linux26_64",
+            "headless": true,
+            "disk_size": 1024,
+            "http_directory": "http",
+
+            "iso_url": "http://wiki.alpinelinux.org/cgi-bin/dl.cgi/v3.3/releases/x86_64/alpine-3.3.3-x86_64.iso",
+            "iso_checksum": "af766ac6221c6f5b471ca388be22df81ac6f21be37486ba6846f115d1798528a",
+            "iso_checksum_type": "sha256",
+
+            "communicator": "ssh",
+            "ssh_username": "root",
+            "ssh_password": "vagrant",
+            "ssh_wait_timeout": "30m",
+            "shutdown_command": "/sbin/poweroff",
+
+            "boot_wait": "30s",
+            "boot_command": [
+                "root<enter><wait>",
+                "ifconfig eth0 up && udhcpc -i eth0<enter><wait>",
+                "wget http://{{ .HTTPIP }}:{{ .HTTPPort }}/answers_vbox<enter><wait>",
+                "setup-alpine -f answers_vbox<enter><wait5>",
+                "vagrant<enter><wait>",
+                "vagrant<enter><wait>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "y<enter>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "rc-service sshd stop<enter>",
+                "mount /dev/sda3 /mnt<enter>",
+                "echo 'PermitRootLogin yes' >> /mnt/etc/ssh/sshd_config<enter>",
+                "umount /mnt<enter>",
+                "reboot<enter>"
+            ],
+
+            "hard_drive_interface": "sata",
+            "vboxmanage": [
+                ["modifyvm", "{{.Name}}", "--memory", "512"],
+                ["modifyvm", "{{.Name}}", "--cpus", "1"]
+            ]
+
+        }, {
+            "type": "qemu",
+            "headless": true,
+            "disk_size": 1024,
+            "accelerator": "kvm",
+            "format": "qcow2",
+            "http_directory": "http",
+
+            "iso_url": "http://wiki.alpinelinux.org/cgi-bin/dl.cgi/v3.3/releases/x86_64/alpine-3.3.3-x86_64.iso",
+            "iso_checksum": "af766ac6221c6f5b471ca388be22df81ac6f21be37486ba6846f115d1798528a",
+            "iso_checksum_type": "sha256",
+
+            "communicator": "ssh",
+            "ssh_username": "root",
+            "ssh_password": "vagrant",
+            "ssh_wait_timeout": "30m",
+            "shutdown_command": "/sbin/poweroff",
+
+            "boot_wait": "30s",
+            "boot_command": [
+                "root<enter><wait>",
+                "ifconfig eth0 up && udhcpc -i eth0<enter><wait>",
+                "wget http://{{ .HTTPIP }}:{{ .HTTPPort }}/answers_qemu<enter><wait>",
+                "setup-alpine -f answers_qemu<enter><wait5>",
+                "vagrant<enter><wait>",
+                "vagrant<enter><wait>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "y<enter>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "<wait10><wait10><wait10>",
+                "rc-service sshd stop<enter>",
+                "mount /dev/vda3 /mnt<enter>",
+                "echo 'PermitRootLogin yes' >> /mnt/etc/ssh/sshd_config<enter>",
+                "umount /mnt<enter>",
+                "reboot<enter>"
+            ],
+            "qemuargs": [
+                [
+                    "-m",
+                    "512M"
+                ],
+                [
+                    "-smp",
+                    "1"
+                ]
+            ]
+        }
+    ],
+    "post-processors": [
+        [{
+            "type": "vagrant",
+            "keep_input_artifact": false,
+            "only": ["virtualbox-iso"],
+            "output": "solar-minimal-virtualbox.box"
+        },{
+            "type": "vagrant",
+            "keep_input_artifact": true,
+            "only": ["qemu"],
+            "output": "solar-minimal-qemu.box"
+        }]
+    ]
+}