install

#!/usr/bin/env bash

# If the color table file exists,
if [[ -f "${coltable}" ]]; then
    # source it
    source ${coltable}
# Otherwise,
else
    # Set these values so the installer can still run in color
    COL_NC='\e[0m' # No Color
	COL_LIGHT_BLUE='\e[34;40m'
    COL_LIGHT_GREEN='\e[1;32m'
    COL_LIGHT_RED='\e[1;31m'
    TICK="[${COL_LIGHT_GREEN}✓${COL_NC}]"
    CROSS="[${COL_LIGHT_RED}✗${COL_NC}]"
    INFO="[i]"
    # shellcheck disable=SC2034
    DONE="${COL_LIGHT_GREEN} done!${COL_NC}"
    OVER="\\r\\033[K"
fi

accii_logo() {
echo -e ""
}

is_command() {
    # Checks for existence of string passed in as only function argument.
    # Exit value of 0 when exists, 1 if not exists. Value is the result
    # of the `command` shell built-in call.
    local check_command="$1"
    command -v "${check_command}" >/dev/null 2>&1
}

add_repo() {

}


run_install_mariadb(){
    apt-get -y install mariadb-server
}

config_mariadb(){
https://gist.githubusercontent.com/coderua/5592d95970038944d099/raw/98c2ffabc1fd9db73650acbf44ce7b349831f7b8/mysql_secure.sh
}


run_install_PDNS() {
apt-get -y install pdns-server pdns-backend-mysql
}

edit_config_PDNS() {

}

create_passwd(){

}

mysql_secure(){
    # Usage:
#  Setup mysql root password:  mysql_secure 'your_new_root_password'
#  Change mysql root password: mysql_secure 'your_old_root_password' 'your_new_root_password'"
#

PURGE_EXPECT_WHEN_DONE=0


if [ -n "${1}" -a -z "${2}" ]; then
    # Setup root password
    CURRENT_MYSQL_PASSWORD=''
    NEW_MYSQL_PASSWORD="${1}"
elif [ -n "${1}" -a -n "${2}" ]; then
    # Change existens root password
    CURRENT_MYSQL_PASSWORD="${1}"
    NEW_MYSQL_PASSWORD="${2}"
else
    echo "Usage:"
    echo "  Setup mysql root password: ${0} 'your_new_root_password'"
    echo "  Change mysql root password: ${0} 'your_old_root_password' 'your_new_root_password'"
fi

if [ $(dpkg-query -W -f='${Status}' expect 2>/dev/null | grep -c "ok installed") -eq 0 ]; then
    echo "Can't find expect. Trying install it..."
    apt -y install expect

fi

SECURE_MYSQL=$(expect -c "

set timeout 3
spawn mysql_secure_installation

expect \"Enter current password for root (enter for none):\"
send \"$CURRENT_MYSQL_PASSWORD\r\"

expect \"root password?\"
send \"y\r\"

expect \"New password:\"
send \"$NEW_MYSQL_PASSWORD\r\"

expect \"Re-enter new password:\"
send \"$NEW_MYSQL_PASSWORD\r\"

expect \"Remove anonymous users?\"
send \"y\r\"

expect \"Disallow root login remotely?\"
send \"y\r\"

expect \"Remove test database and access to it?\"
send \"y\r\"

expect \"Reload privilege tables now?\"
send \"y\r\"

expect eof
")


echo "${SECURE_MYSQL}"

if [ "${PURGE_EXPECT_WHEN_DONE}" -eq 1 ]; then
    apt -y purge expect
fi
}

rw_check() {
epoch=$(date +%s)
touch /etc/rwcheck-$epoch
if [[ -f /etc/rwcheck-$epoch ]]; then
printf "%b  %b Read/Write Access Confirmed\\n" "${OVER}"  "${TICK}"
rm /etc/rwcheck-$epoch
else            
printf "%b  %b Read Only Access\\n" "${OVER}" "${CROSS}"
fi 
}

root_check(){
# Must be root to install
local str="Root user check"
printf "\\n"
if [[ "${EUID}" -eq 0 ]]; then
printf "  %b %s\\n" "${TICK}" "${str}"
else
printf "  %b %s\\n" "${CROSS}" "${str}"
printf "  %b %bScript called with non-root privileges%b\\n" "${INFO}" "${COL_LIGHT_RED}" "${COL_NC}"
printf "  The unifi-pimd requires elevated privileges to install and run\\n"
printf "  %b Sudo utility check" "${INFO}"
if is_command sudo ; then
printf "%b  %b Sudo utility check\\n" "${OVER}"  "${TICK}"
# Download the install script and run it with admin rights
exec curl -sSL https://raw.githubusercontent.com/bcsanford/PDNSwGUI/master/install | sudo bash "$@"
exit $?
else
printf "%b  %b Sudo utility check\\n" "${OVER}" "${CROSS}"
printf "  %b Sudo is needed to install and configure unifi-pimd\\n\\n" "${INFO}"
printf "  %b %bPlease re-run this installer as root${COL_NC}\\n" "${INFO}" "${COL_LIGHT_RED}"
exit 1
fi
fi
}

main() {
accii_logo
printf "%b  %b PDNSwGUI Version: 0.0.1\\n" "${OVER}"  "${INFO}"
rw_check
root_check

#add_repo
run_install_mariadb
mysql_secure
run_install_PDNS
#service pimd stop
#edit_config
#service pimd start
}

main "$@"