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Apply my personal customizations to a freshly install TurnKey appliance
#! /bin/bash
# ---------------------------------------------------------------------------
# turnkey-setup - Setup and configure a freshly installed TurnKey appliance
# Install ssh key for automated remote login
# Install vim-nox
# Setup additional bash aliases
# Copyright 2013, John Carver <dude4linux@gmail.com>
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License at (http://www.gnu.org/licenses/) for
# more details.
# Usage: turnkey-setup [-h|--help] [-v|--version]
# Revision history:
# 2013-12-12 Released ver. 1.0, John Carver <dude4linux@gmail.com>
# 2013-12-04 Created by new_script ver. 3.0, William Shotts <bshotts@users.sourceforge.net>
# ---------------------------------------------------------------------------
PROGNAME=${0##*/}
VERSION="1.0"
clean_up() { # Perform pre-exit housekeeping
return
}
error_exit() {
echo -e "${PROGNAME}: Error: ${1:-"Unknown Error"}" >&2
clean_up
exit 1
}
graceful_exit() {
clean_up
exit
}
signal_exit() { # Handle trapped signals
case $1 in
INT) error_exit "Program interrupted by user" ;;
TERM) echo -e "\n$PROGNAME: Program terminated" >&2 ; graceful_exit ;;
*) error_exit "$PROGNAME: Terminating on unknown signal" ;;
esac
}
usage() {
echo -e "Usage: $PROGNAME [-h|--help] [-v|--version] hostname\n"
}
version() {
echo -e "$PROGNAME ver. $VERSION"
}
help_message() {
cat << _EOF_
$(version)
Setup and configure a freshly installed TurnKey appliance
1) Install ssh key for automated remote login
2) Install vim-nox
3) Setup additional bash aliases
$(usage)
Options:
-h, --help Display this help message and exit.
-v, --version Display version and exit.
_EOF_
return
}
# Trap signals
trap "signal_exit TERM" TERM HUP
trap "signal_exit INT" INT
# Parse command-line
while [[ -n $1 ]]; do
case $1 in
-h | --help) help_message; graceful_exit ;;
-v | --version) version; graceful_exit ;;
-* | --*) usage; error_exit "Unknown option $1" ;;
*) break ;;
esac
shift
done
## Main logic
HOST=$1
IP=$(host $HOST | awk '/has address/ { print $4 }')
[[ $HOST == "" ]] && usage && error_exit "Must specify hostname on command line"
[[ $IP == "" ]] && error_exit "Host $HOST not found"
# Remove HOST and IP from known_hosts
ssh-keygen -q -R $HOST
ssh-keygen -q -R $IP
# Setup remote login credentials
ssh-copy-id -i ~/.ssh/id_rsa root@$HOST
# Execute remote script
ssh root@$HOST << 'ENDSSH'
# Initialize Vars for remote host
ALIAS=~/.bashrc.d/add_alias
KEYS=~/.ssh/authorized_keys
# Remove duplicate keys, if any due to bug in ssh-copy-id
sort -u -o $KEYS $KEYS
if [[ -f /etc/turnkey_version ]]; then
# Update appliance packages
apt-get -q update
apt-get -q -y upgrade
apt-get -q -y autoremove
# Setup Vim
echo -e "Installing Vim-nox and Plugins"
apt-get -q -y install vim-nox
# Setup aliases
if [[ ! -f $ALIAS ]]; then
echo -e "Setting additional aliases"
cat > $ALIAS << '_EOF_'
if [ "$TERM" != "dumb" ]; then
alias ll="ls -alh --color=auto"
alias la="ls -A --color=auto"
alias l="ls -C --color=auto"
fi
# Simplify SourceForge downloads
alias wget="wget --trust-server-names"
_EOF_
chmod a+x $ALIAS
fi
echo -e "Finished TurnKey Setup on $(hostname)"
else
echo -e "Host $(hostname) is not a TurnKey appliance"
fi
ENDSSH
graceful_exit
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