Initial commit

create_vm.sh

+#!/bin/bash
+
+# x86_64 or x86
+ARCH=x86_64
+
+DISK=vm_$ARCH.img
+DEFAULT_USER=dev
+DEFAULT_PASSWORD=uiuc
+ROOT_PASSWORD=uiuc
+PACKAGES=(# Core packages
+          base
+          syslinux
+          # X things
+          virtualbox-guest-modules
+          virtualbox-guest-utils
+          xfce4
+          # Nice-to-haves
+          bash-completion
+          zsh
+          htop
+          # VCS
+          subversion
+          # Editors
+          gvim
+          gedit
+          emacs
+          # Random utilities
+          sudo
+          imagemagick
+          graphviz
+          openssh
+          gnuplot
+          gtkwave # cs233
+          qt4 # cs233 (qtspim)
+          # Browsers
+          chromium
+          firefox
+          # Development (compilers, interpreters, debuggers, etc.)
+          clang35
+          libc++
+          gdb
+          valgrind
+          iverilog # cs233
+)
+
+
+set -e -x
+
+m() {
+    echo "$@"
+}
+
+rm -f $DISK
+
+m "Creating disk image..."
+truncate $DISK --size=8G
+
+m "Creating partition table..."
+fdisk $DISK <<fdiskEOF
+o
+n
+
+
+
+
+a
+w
+fdiskEOF
+
+m "Mounting virtual drive... (requires sudo)"
+
+loopdev=$(sudo losetup -f)
+
+sudo losetup --partscan "$loopdev" $DISK
+
+trap "sudo losetup -d $loopdev" EXIT
+
+m "Creating filesystem... (requires sudo)"
+sudo mkfs.ext3 ${loopdev}p1
+
+mkdir -p root
+
+m "Mounting filesystem... (requires sudo)"
+sudo mount ${loopdev}p1 root/
+
+trap "sudo umount ${loopdev}p1 ; sudo losetup -d $loopdev" EXIT
+
+if [[ $ARCH == "x86_64" ]]; then
+    sudo pacstrap -c -G root/ "${PACKAGES[@]}"
+else
+    sudo linux32 pacstrap -c -G root/ "${PACKAGES[@]}" -- --arch=i686
+fi
+
+sudo arch-chroot root/ <<chrootEOF
+# random setup - hostname, timezone, locales
+echo cs2xx-vm > /etc/hostname
+ln -s /usr/share/zoneinfo/America/Chicago /etc/localtime
+sed -i '/^#en_US/ s/^#//' /etc/locale.gen
+locale-gen
+echo LANG=en_US.UTF-8 > /etc/locale.conf
+/usr/bin/mandb
+
+# networking
+ln -s /dev/null /etc/udev/rules.d/80-net-setup-link.rules
+cp /etc/netctl/examples/ethernet-dhcp /etc/netctl/wired
+systemctl enable netctl@wired.service netctl-sleep.service
+
+# setup pacman keyring
+pacman-key --init
+pacman-key --populate archlinux
+
+# install bootloader
+syslinux-install_update -i -a -m
+uuid=\$(blkid -o value -s UUID ${loopdev}p1)
+sed -i '/APPEND/ s+root=[^ ]*+root=UUID='\$uuid'+' /boot/syslinux/syslinux.cfg
+
+# fix a bug when running in QEMU - the 'block' hook has to be included in the initcpio
+sed -i '/^HOOKS/ s/autodetect \\(.*\\) block/block autodetect \\1/' /etc/mkinitcpio.conf
+mkinitcpio -p linux
+
+# create default user, set passwords
+useradd -G wheel -m $DEFAULT_USER
+echo "$DEFAULT_USER:$DEFAULT_PASSWORD" | chpasswd
+echo "root:$ROOT_PASSWORD" | chpasswd
+echo "%wheel ALL=(ALL) ALL" > /etc/sudoers.d/wheel
+
+# autologin on tty1
+mkdir -p /etc/systemd/system/getty@tty1.service.d
+cat > /etc/systemd/system/getty@tty1.service.d/override.conf <<"gettyEOF"
+[Service]
+ExecStart=
+ExecStart=-/usr/bin/agetty --autologin $DEFAULT_USER --noclear %I 38400 linux
+gettyEOF
+
+# autostart X (xfce) on tty1
+echo '[[ -z \$DISPLAY && \$XDG_VTNR -eq 1 ]] && exec startx' >> /home/$DEFAULT_USER/.bashrc
+chown $DEFAULT_USER:$DEFAULT_USER /home/$DEFAULT_USER/.bashrc
+cat > /home/$DEFAULT_USER/.xinitrc <<"xinitrcEOF"
+#!/bin/sh
+#
+# ~/.xinitrc
+#
+# Executed by startx (run your window manager from here)
+
+if [ -d /etc/X11/xinit/xinitrc.d ]; then
+  for f in /etc/X11/xinit/xinitrc.d/*; do
+    [ -x "\$f" ] && . "\$f"
+  done
+  unset f
+fi
+/usr/bin/VBoxClient-all
+exec startxfce4
+xinitrcEOF
+chown $DEFAULT_USER:$DEFAULT_USER /home/$DEFAULT_USER/.xinitrc
+chrootEOF
+
+sudo arch-chroot root/
+
+#grub-install --recheck --target=i386-pc ${loopdev}
+#grub-mkconfig -o /boot/grub/grub.cfg
+
+sudo umount ${loopdev}p1
+sudo losetup -d $loopdev
+
+trap - EXIT
+
+rm -f $DISK.vmdk
+VBoxManage convertfromraw $DISK $DISK.vmdk --format VMDK