be485221b3
Remove duplicate packages. pip is handled by devstack, so don't try and install it here. Change-Id: I6f22e0f86ae071d30bf69de9ed5dec6b28ebc92b
135 lines
3.4 KiB
Bash
Executable File
135 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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# This script is run on an Ubuntu VM.
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# This script is inserted into the VM by prepare_guest_template.sh
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# and is run when that VM boots.
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# It customizes a fresh Ubuntu install, so it is ready
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# to run stack.sh
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#
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# This includes installing the XenServer tools,
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# creating the user called "stack",
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# and shuts down the VM to signal the script has completed
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set -o errexit
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set -o nounset
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set -o xtrace
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# Configurable nuggets
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GUEST_PASSWORD="$1"
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XS_TOOLS_PATH="$2"
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STACK_USER="$3"
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DOMZERO_USER="$4"
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function setup_domzero_user {
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local username
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username="$1"
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local key_updater_script
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local sudoers_file
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key_updater_script="/home/$username/update_authorized_keys.sh"
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sudoers_file="/etc/sudoers.d/allow_$username"
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# Create user
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adduser --disabled-password --quiet "$username" --gecos "$username"
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# Give passwordless sudo
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cat > $sudoers_file << EOF
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$username ALL = NOPASSWD: ALL
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EOF
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chmod 0440 $sudoers_file
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# A script to populate this user's authenticated_keys from xenstore
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cat > $key_updater_script << EOF
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#!/bin/bash
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set -eux
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DOMID=\$(sudo xenstore-read domid)
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sudo xenstore-exists /local/domain/\$DOMID/authorized_keys/$username
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sudo xenstore-read /local/domain/\$DOMID/authorized_keys/$username > /home/$username/xenstore_value
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cat /home/$username/xenstore_value > /home/$username/.ssh/authorized_keys
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EOF
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# Give the key updater to the user
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chown $username:$username $key_updater_script
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chmod 0700 $key_updater_script
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# Setup the .ssh folder
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mkdir -p /home/$username/.ssh
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chown $username:$username /home/$username/.ssh
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chmod 0700 /home/$username/.ssh
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touch /home/$username/.ssh/authorized_keys
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chown $username:$username /home/$username/.ssh/authorized_keys
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chmod 0600 /home/$username/.ssh/authorized_keys
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# Setup the key updater as a cron job
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crontab -u $username - << EOF
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* * * * * $key_updater_script
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EOF
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}
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# Install basics
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apt-get update
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apt-get install -y cracklib-runtime curl wget ssh openssh-server tcpdump ethtool
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apt-get install -y git sudo python-netaddr coreutils
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# Install XenServer guest utilities
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dpkg -i $XS_TOOLS_PATH
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update-rc.d -f xe-linux-distribution remove
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update-rc.d xe-linux-distribution defaults
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# Make a small cracklib dictionary, so that passwd still works, but we don't
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# have the big dictionary.
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mkdir -p /usr/share/cracklib
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echo a | cracklib-packer
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# Make /etc/shadow, and set the root password
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pwconv
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echo "root:$GUEST_PASSWORD" | chpasswd
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# Put the VPX into UTC.
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rm -f /etc/localtime
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# Add stack user
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groupadd libvirtd
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useradd $STACK_USER -s /bin/bash -d /opt/stack -G libvirtd
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echo $STACK_USER:$GUEST_PASSWORD | chpasswd
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echo "$STACK_USER ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
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setup_domzero_user "$DOMZERO_USER"
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# Add an udev rule, so that new block devices could be written by stack user
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cat > /etc/udev/rules.d/50-openstack-blockdev.rules << EOF
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KERNEL=="xvd[b-z]", GROUP="$STACK_USER", MODE="0660"
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EOF
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# Give ownership of /opt/stack to stack user
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chown -R $STACK_USER /opt/stack
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function setup_vimrc {
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if [ ! -e $1 ]; then
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# Simple but usable vimrc
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cat > $1 <<EOF
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se ts=4
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se expandtab
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se shiftwidth=4
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EOF
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fi
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}
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# Setup simple .vimrcs
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setup_vimrc /root/.vimrc
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setup_vimrc /opt/stack/.vimrc
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# remove self from local.rc
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# so this script is not run again
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rm -rf /etc/rc.local
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# Restore rc.local file
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cp /etc/rc.local.preparebackup /etc/rc.local
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# shutdown to notify we are done
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shutdown -h now
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