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bigbluebutton/bbb-pre-install.sh

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#!/usr/bin/env bash
script_name="$(basename $(realpath $0))"
working_dir="$(dirname $(realpath $0))"
#conf_file="${working_dir}/conf/${script_name%%.*}.conf"
conf_file="${working_dir}/conf/bbb.conf"
LOCK_DIR="/tmp/$(basename $0).$$.LOCK"
log_file="${LOCK_DIR}/${script_name%%.*}.log"
# ----------
# Base Function(s)
# ----------
clean_up() {
# Perform program exit housekeeping
rm -rf "$LOCK_DIR"
blank_line
exit $1
}
echononl(){
if $terminal ; then
echo X\\c > /tmp/shprompt$$
if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
echo -e -n " $*\\c" 1>&2
else
echo -e -n " $*" 1>&2
fi
rm /tmp/shprompt$$
fi
}
fatal(){
echo ""
if $terminal ; then
echo -e " [ \033[31m\033[1mFatal\033[m ] $*"
else
echo -e " [ Fatal ] $*"
fi
echo ""
if $terminal ; then
echo -e " \033[1mScript terminated\033[m.."
else
echo -e " Script terminated.."
fi
echo ""
rm -rf $LOCK_DIR
exit 1
}
error (){
echo ""
if $terminal ; then
echo -e " [ \033[31m\033[1mError\033[m ] $*"
else
echo " [ Error ] $*"
fi
echo ""
}
info (){
if $terminal ; then
echo ""
echo -e " [ \033[32m\033[1mInfo\033[m ] $*"
echo ""
fi
}
echo_ok() {
if $terminal ; then
echo -e "\033[85G[ \033[32mok\033[m ]"
fi
}
echo_failed(){
if $terminal ; then
echo -e "\033[85G[ \033[1;31mfailed\033[m ]"
fi
}
echo_skipped() {
if $terminal ; then
echo -e "\033[85G[ \033[33m\033[1mskipped\033[m ]"
fi
}
echo_wait(){
if $terminal ; then
echo -en "\033[85G[ \033[5m\033[1m..\033[m ]"
fi
}
trim() {
local var="$*"
var="${var#"${var%%[![:space:]]*}"}" # remove leading whitespace characters
var="${var%"${var##*[![:space:]]}"}" # remove trailing whitespace characters
echo -n "$var"
}
blank_line() {
if $terminal ; then
echo ""
fi
}
detect_os () {
if $(which lsb_release > /dev/null 2>&1) ; then
DIST="$(lsb_release -i | awk '{print tolower($3)}')"
DIST_VERSION="$(lsb_release -r | awk '{print tolower($2)}')"
DIST_CODENAME="$(lsb_release -c | awk '{print tolower($2)}')"
if [[ "$DIST" = "debian" ]]; then
if $(echo "$DIST_VERSION" | grep -q '\.') ; then
DIST_VERSION=$(echo "$DIST_VERSION" | cut --delimiter='.' -f1)
fi
fi
elif [[ -e "/etc/os-release" ]]; then
. /etc/os-release
DIST=$ID
DIST_VERSION=${VERSION_ID}
fi
# remove whitespace from DIST and DIST_VERSION
DIST="${DIST// /}"
DIST_VERSION="${DIST_VERSION// /}"
}
# ----------
# - Jobhandling
# ----------
# - Run 'clean_up' for signals SIGHUP SIGINT SIGTERM
# -
trap clean_up SIGHUP SIGINT SIGTERM
# - Create lock directory '$LOCK_DIR"
#
mkdir "$LOCK_DIR"
# ----------
# - Some checks ..
# ----------
# - Running in a terminal?
# -
if [[ -t 1 ]] ; then
terminal=true
else
fatal "Script must run in a terminal."
fi
# ==========
# - Begin Main Script
# ==========
# ----------
# - Headline
# ----------
if $terminal ; then
echo ""
echo -e "\033[1m----------\033[m"
echo -e "\033[32m\033[1mRunning script \033[m\033[1m$script_name\033[32m .. \033[m"
echo -e "\033[1m----------\033[m"
fi
# ----------
# Read Configurations from $conf_file
# ----------
# - Give your default values here
# -
DEFAULT_FQDN_HOSTNAME="$(hostname -f)"
declare -a needed_debian_package_arr=()
NEEDED_DEBIAN_PACKAGES="
haveged
apt-utils
apt-transport-https
ca-certificates
curl
software-properties-common
"
if [[ -f "$conf_file" ]]; then
source "$conf_file"
else
warn "No configuration file '$conf_file' present.\n
Loading default values.."
fi
[[ -n "$FQDN_HOSTNAME" ]] && DEFAULT_FQDN_HOSTNAME="$FQDN_HOSTNAME"
blank_line
echononl "Detect distribution/release of running OS.."
detect_os > "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
else
echo_ok
fi
FQDN_HOSTNAME=
echo ""
echo -e "\033[32m--\033[m"
echo ""
echo "Insert full qualified hostname for BigBlueButton Service"
echo ""
if [[ -n "$DEFAULT_FQDN_HOSTNAME" ]]; then
while [[ "X${FQDN_HOSTNAME}" = "X" ]]; do
echononl "Full qualified hostname [${DEFAULT_FQDN_HOSTNAME}]: "
read FQDN_HOSTNAME
if [[ "X${FQDN_HOSTNAME}" = "X" ]]; then
FQDN_HOSTNAME=$DEFAULT_FQDN_HOSTNAME
fi
if [[ ! $FQDN_HOSTNAME =~ \. ]]; then
echo -e "\n\tGiven Host \033[33m\033[1m$FQDN_HOSTNAME\033[m seems not to be a full qualified hostname.\n"
FQDN_HOSTNAME=""
fi
done
else
while [[ "X${FQDN_HOSTNAME}" = "X" ]]; do
echononl "Full qualified hostname: "
read FQDN_HOSTNAME
if [[ "X${FQDN_HOSTNAME}" = "X" ]]; then
echo -e "\n\t\033[33m\033[1mFull qualified hostname is reqired\033[m\n"
fi
if [[ ! $FQDN_HOSTNAME =~ \. ]]; then
echo -e "\n\tGiven Host \033[33m\033[1m$FQDN_HOSTNAME\033[m seems not to be a full qualified hostname.\n"
FQDN_HOSTNAME=""
fi
done
fi
HOSTNAME="${FQDN_HOSTNAME%%.*}"
echo ""
echo ""
echo -e "\t\033[32mStart pre-install script for BigBlueButton Service with the following parameters\033[m"
echo ""
echo -e "\tFull qualified Hostname..: $FQDN_HOSTNAME"
echo -e "\tHostname.................: $HOSTNAME"
echo ""
echo -e "\tOS Distribution..........: $DIST"
echo -e "\tDistribution's codename..: $DIST_CODENAME"
echo -e "\tDistribution's version...: $DIST_VERSION"
echo ""
echononl "einverstanden (yes/no): "
read OK
OK=${OK,,}
while [ "X$OK" != "Xyes" -a "X$OK" != "Xno" ]; do
echononl "Wrong entry! [yes/no]: "
read OK
OK=${OK,,}
done
[ $OK = "yes" ] || fatal Repeat with other settings..
echo ""
echo ""
echononl "Set FQDN hostname (IPv4).."
perl -i -n -p -e "s/^127\.0\.1\.1.*/127.0.1.1 $FQDN_HOSTNAME $HOSTNAME/" /etc/hosts > "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
else
echo_ok
fi
blank_line
#echononl "Create sources.list for '$DIST $DIST_CODENAME'.."
#cat <<EOF > /etc/apt/sources.list 2> "$log_file"
#deb http://archive.ubuntu.com/ubuntu ${DIST_CODENAME} main restricted universe multiverse
#deb http://archive.ubuntu.com/ubuntu ${DIST_CODENAME}-updates main restricted universe multiverse
#
#deb http://security.ubuntu.com/ubuntu ${DIST_CODENAME}-security main restricted universe multiverse
#
#deb http://archive.ubuntu.com/ubuntu ${DIST_CODENAME}-backports main restricted universe multiverse
#EOF
#if [[ $? -ne 0 ]]; then
# echo_failed
# error "$(cat "$log_file")"
#else
# echo_ok
#fi
blank_line
# ---
# Install missing Debian packages
# ---
echo ""
echo -e " \033[1m---\033[m"
echo -e " \033[32mInstall missing Debian packages\033[m"
echo -e " \033[1m---\033[m"
echo ""
_error=false
: > $log_file
echononl "Check if needed packages are installed.."
for _pkg in $NEEDED_DEBIAN_PACKAGES ; do
if aptitude search "$_pkg" | grep " $_pkg " | grep -e "^i" >> "$log_file" 2>&1 ; then
continue
else
needed_debian_package_arr+=("$_pkg")
fi
[[ $? -gt 0 ]] && _error=true
done
if $_error ; then
echo_failed
error "$(cat $log_file)"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
else
echo_ok
fi
if [[ ${#needed_debian_package_arr[@]} -gt 0 ]]; then
echononl "Update repositories.."
apt-get update > "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
else
echo_ok
fi
echononl "Upgrade System.."
DEBIAN_FRONTEND=noninteractive apt-get full-upgrade --assume-yes > "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
for _debian_pkg in ${needed_debian_package_arr[@]} ; do
echononl "Installing $_debian_pkg .."
DEBIAN_FRONTEND=noninteractive apt-get -y install $_debian_pkg > "$log_file" 2>&1
if [[ $? -eq 0 ]] ; then
echo_ok
else
echo_failed
error "$(cat $log_file)"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
fi
done
else
echo_ok
fi
else
info "All needed debian packages already installed."
fi
# ---
# Set the locale of the server to 'en_US.UTF-8'.
# ---
echo ""
echo -e " \033[1m---\033[m"
echo -e " \033[32mCheck locale settings - should be \033[1men_US.UTF-8\033[m"
echo -e " \033[1m---\033[m"
echo ""
if $(grep -Eq "LANG=\"?en_US.UTF-8\"?" /etc/default/locale) ; then
echononl "Take care \033[1mLANG=en_US.UTF-8\033[m is only the single line of /etc/default/locale"
echo "LANG=en_US.UTF-8" > /etc/default/locale 2> /dev/null
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
else
echo_ok
fi
else
echononl "Install 'language-pack-en'.."
if $(dpkg -s language-pack-en > /dev/null 2>&1 ) ; then
echo_skipped
else
DEBIAN_FRONTEND=noninteractive apt-get install --assume-yes language-pack-en > "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
else
echo_ok
fi
fi
echononl "Set the locale of the server to 'en_US.UTF-8'.."
update-locale LANG=en_US.UTF-8 > "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
else
echo_ok
fi
fi
blank_line
info "The settings in the \033[1etc/default/locale\033[m file are correct."
blank_line
echononl "Set system environment to 'en_US.UTF-8'.."
if $(systemctl show-environment | grep -Eq "LANG=\"?en_US.UTF-8\"?") ; then
echo_skipped
else
systemctl set-environment LANG=en_US.UTF-8 > "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
else
echo_ok
fi
fi
blank_line
# ---
# Install latest version of docker
# ---
echo ""
echo -e " \033[1m---\033[m"
echo -e " \033[32mInstall latest version of docker\033[m"
echo -e " \033[1m---\033[m"
:> "$log_file"
#if ! $(grep -Eq "^\s*deb\s+.*https://download.docker.com/linux/ubuntu\s+$DIST_CODENAME\s+stable" /etc/apt/sources.list) \
# && ! $(grep -r -Eq "^\s*deb\s+.*https://download.docker.com/linux/ubuntu\s+$DIST_CODENAME\s+stable" /etc/apt/sources.list.d/*)
if ! $(grep -r -Eq "^\s*deb\s+.*https://download.docker.com/linux/ubuntu\s+$DIST_CODENAME\s+stable" /etc/apt/*)
then
blank_line
echononl "Add GPG key for official Docker repository.."
curl -fsSL https://download.docker.com/linux/ubuntu/gpg 2> "$log_file" | apt-key add - >> "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
else
echo_ok
fi
echononl "Add (official) Docker-Repository to APT sources.."
add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu ${DIST_CODENAME} stable" > "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
else
echo_ok
fi
echononl "Update repositories.."
apt-get update > "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
else
echo_ok
fi
else
info "Docker repository already present."
fi
echononl "Install docker-ce .."
if $(dpkg -s docker-ce> /dev/null 2>&1 ) ; then
echo_skipped
else
DEBIAN_FRONTEND=noninteractive apt-get install --assume-yes docker-ce > "$log_file" 2>&1
if [[ $? -ne 0 ]]; then
echo_failed
error "$(cat "$log_file")"
echononl "continue anyway [yes/no]: "
read OK
OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
while [[ "$OK" != "yes" ]] && [[ "$OK" != "no" ]] ; do
echononl "Wrong entry! - repeat [yes/no]: "
read OK
done
[[ $OK = "yes" ]] || fatal "Interrupted by user."
else
echo_ok
fi
fi
clean_up 0
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