425 lines
14 KiB
Bash
425 lines
14 KiB
Bash
#!/bin/bash
|
|
|
|
CURRENT_USER="${SUDO_USER}"
|
|
SCRIPT_PATH="$( cd "$(dirname "$0")" ; pwd -P )"
|
|
HOST="$( hostname )"
|
|
IFACES="$( ifconfig -a | grep -Eo '[a-z0-9]{4,14}\: ' | grep -oE [a-z0-9]+ )"
|
|
IFACE_OUT=""
|
|
IFACE_IN=""
|
|
|
|
welcome_screen() {
|
|
cat << "EOF"
|
|
_____ _ ___ _ _
|
|
/__ (_)_ __ _ _ / __\ |__ ___ ___| | __
|
|
/ /\/ | '_ \| | | |/ / | '_ \ / _ \/ __| |/ /
|
|
/ / | | | | | |_| / /___| | | | __/ (__| <
|
|
\/ |_|_| |_|\__, \____/|_| |_|\___|\___|_|\_\
|
|
|___/
|
|
-----
|
|
|
|
EOF
|
|
}
|
|
|
|
check_operating_system() {
|
|
# Check that this installer is running on a
|
|
# Debian-like operating system (for dependencies)
|
|
|
|
echo -e "\e[39m[+] Checking operating system\e[39m"
|
|
error="\e[91m [✘] Need to be run on a Debian-like operating system, exiting.\e[39m"
|
|
|
|
if [[ -f "/etc/os-release" ]]; then
|
|
if [[ $(cat /etc/os-release | grep "ID_LIKE=debian") ]]; then
|
|
echo -e "\e[92m [✔] Debian-like operating system\e[39m"
|
|
else
|
|
echo -e "$error"
|
|
exit 1
|
|
fi
|
|
else
|
|
echo -e "$error"
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
set_credentials() {
|
|
# Set the credentials to access to the backend.
|
|
echo -e "\e[39m[+] Setting the backend credentials...\e[39m"
|
|
echo -n " Please choose a username for TinyCheck's backend: "
|
|
read login
|
|
echo -n " Please choose a password for TinyCheck's backend: "
|
|
read -s password1
|
|
echo ""
|
|
echo -n " Please confirm the password: "
|
|
read -s password2
|
|
echo ""
|
|
|
|
if [ $password1 = $password2 ]; then
|
|
password=$(echo -n "$password1" | sha256sum | cut -d" " -f1)
|
|
sed -i "s/userlogin/$login/g" /usr/share/tinycheck/config.yaml
|
|
sed -i "s/userpassword/$password/g" /usr/share/tinycheck/config.yaml
|
|
echo -e "\e[92m [✔] Credentials saved successfully!\e[39m"
|
|
else
|
|
echo -e "\e[91m [✘] The passwords aren't equal, please retry.\e[39m"
|
|
set_credentials
|
|
fi
|
|
}
|
|
|
|
create_directory() {
|
|
# Create the TinyCheck directory and move the whole stuff there.
|
|
echo -e "[+] Creating TinyCheck folder under /usr/share/"
|
|
mkdir /usr/share/tinycheck
|
|
cp -Rf ./* /usr/share/tinycheck
|
|
}
|
|
|
|
generate_certificate() {
|
|
# Generating SSL certificate for the backend.
|
|
echo -e "[+] Generating SSL certificate for the backend"
|
|
openssl req -x509 -subj '/CN=tinycheck.local/O=TinyCheck Backend' -newkey rsa:4096 -nodes -keyout /usr/share/tinycheck/server/backend/key.pem -out /usr/share/tinycheck/server/backend/cert.pem -days 3650
|
|
}
|
|
|
|
create_services() {
|
|
# Create services to launch the two servers.
|
|
|
|
echo -e "\e[39m[+] Creating services\e[39m"
|
|
|
|
echo -e "\e[92m [✔] Creating frontend service\e[39m"
|
|
cat >/lib/systemd/system/tinycheck-frontend.service <<EOL
|
|
[Unit]
|
|
Description=TinyCheck frontend service
|
|
|
|
[Service]
|
|
Type=simple
|
|
ExecStart=/usr/bin/python3 /usr/share/tinycheck/server/frontend/main.py
|
|
Restart=on-abort
|
|
KillMode=process
|
|
|
|
[Install]
|
|
WantedBy=multi-user.target
|
|
EOL
|
|
|
|
echo -e "\e[92m [✔] Creating backend service\e[39m"
|
|
cat >/lib/systemd/system/tinycheck-backend.service <<EOL
|
|
[Unit]
|
|
Description=TinyCheck backend service
|
|
|
|
[Service]
|
|
Type=simple
|
|
ExecStart=/usr/bin/python3 /usr/share/tinycheck/server/backend/main.py
|
|
Restart=on-abort
|
|
KillMode=process
|
|
|
|
[Install]
|
|
WantedBy=multi-user.target
|
|
EOL
|
|
|
|
echo -e "\e[92m [✔] Creating kiosk service\e[39m"
|
|
cat >/lib/systemd/system/tinycheck-kiosk.service <<EOL
|
|
[Unit]
|
|
Description=TinyCheck Kiosk
|
|
Wants=graphical.target
|
|
After=graphical.target
|
|
|
|
[Service]
|
|
Environment=DISPLAY=:0.0
|
|
Environment=XAUTHORITY=/home/${CURRENT_USER}/.Xauthority
|
|
Type=forking
|
|
ExecStart=/bin/bash /usr/share/tinycheck/kiosk.sh
|
|
Restart=on-abort
|
|
User=${CURRENT_USER}
|
|
Group=${CURRENT_USER}
|
|
|
|
[Install]
|
|
WantedBy=graphical.target
|
|
EOL
|
|
|
|
echo -e "\e[92m [✔] Creating watchers service\e[39m"
|
|
cat >/lib/systemd/system/tinycheck-watchers.service <<EOL
|
|
[Unit]
|
|
Description=TinyCheck watchers service
|
|
Wants=network-online.target
|
|
After=network-online.target
|
|
|
|
[Service]
|
|
Type=simple
|
|
ExecStart=/usr/bin/python3 /usr/share/tinycheck/server/backend/watchers.py
|
|
Restart=on-abort
|
|
KillMode=process
|
|
|
|
[Install]
|
|
WantedBy=multi-user.target
|
|
EOL
|
|
|
|
echo -e "\e[92m [✔] Enabling services\e[39m"
|
|
systemctl enable tinycheck-frontend &> /dev/null
|
|
systemctl enable tinycheck-backend &> /dev/null
|
|
systemctl enable tinycheck-kiosk &> /dev/null
|
|
systemctl enable tinycheck-watchers &> /dev/null
|
|
}
|
|
|
|
configure_dnsmask() {
|
|
# Configure DNSMASQ by appending few lines to its configuration.
|
|
# It creates a small DHCP server for one device.
|
|
|
|
echo -e "\e[39m[+] Configuring dnsmasq\e[39m"
|
|
echo -e "\e[92m [✔] Changing dnsmasq configuration\e[39m"
|
|
|
|
if [[ -f "/etc/dnsmasq.conf" ]]; then
|
|
cat >>/etc/dnsmasq.conf <<EOL
|
|
|
|
## TinyCheck configuration ##
|
|
|
|
interface=${IFACE_IN}
|
|
dhcp-range=192.168.100.2,192.168.100.3,255.255.255.0,24h
|
|
EOL
|
|
else
|
|
echo -e "\e[91m [✘] /etc/dnsmasq.conf doesn't exist, configuration not updated.\e[39m"
|
|
fi
|
|
}
|
|
|
|
configure_dhcpcd() {
|
|
# Configure DHCPCD by appending few lines to his configuration.
|
|
# Allows to prevent the interface to stick to wpa_supplicant config.
|
|
|
|
echo -e "\e[39m[+] Configuring dhcpcd\e[39m"
|
|
echo -e "\e[92m [✔] Changing dhcpcd configuration\e[39m"
|
|
if [[ -f "/etc/dhcpcd.conf" ]]; then
|
|
cat >>/etc/dhcpcd.conf <<EOL
|
|
|
|
## TinyCheck configuration ##
|
|
|
|
interface ${IFACE_IN}
|
|
static ip_address=192.168.100.1/24
|
|
nohook wpa_supplicant
|
|
EOL
|
|
else
|
|
echo -e "\e[91m [✘] /etc/dhcpcd.conf doesn't exist, configuration not updated.\e[39m"
|
|
fi
|
|
}
|
|
|
|
update_config(){
|
|
# Update the configuration
|
|
sed -i "s/iface_out/${IFACE_OUT}/g" /usr/share/tinycheck/config.yaml
|
|
sed -i "s/iface_in/${IFACE_IN}/g" /usr/share/tinycheck/config.yaml
|
|
}
|
|
|
|
change_hostname() {
|
|
# Changing the hostname to tinycheck
|
|
echo -e "[+] Changing the hostname to tinycheck"
|
|
echo "tinycheck" > /etc/hostname
|
|
sed -i "s/$HOST/tinycheck/g" /etc/hosts
|
|
}
|
|
|
|
install_package() {
|
|
# Install associated packages by using aptitude.
|
|
if [[ $1 == "dnsmasq" || $1 == "hostapd" || $1 == "tshark" || $1 == "sqlite3" || $1 == "suricata" || $1 == "unclutter" ]]; then
|
|
apt-get install $1 -y
|
|
elif [[ $1 == "zeek" ]]; then
|
|
distrib=$(cat /etc/os-release | grep -E "^ID=" | cut -d"=" -f2)
|
|
version=$(cat /etc/os-release | grep "VERSION_ID" | cut -d"\"" -f2)
|
|
if [[ $distrib == "debian" || $distrib == "ubuntu" ]]; then
|
|
echo "deb http://download.opensuse.org/repositories/security:/zeek/Debian_$version/ /" > /etc/apt/sources.list.d/security:zeek.list
|
|
wget -nv "https://download.opensuse.org/repositories/security:zeek/Debian_$version/Release.key" -O Release.key
|
|
elif [[ $distrib == "ubuntu" ]]; then
|
|
echo "deb http://download.opensuse.org/repositories/security:/zeek/xUbuntu_$version/ /" > /etc/apt/sources.list.d/security:zeek.list
|
|
wget -nv "https://download.opensuse.org/repositories/security:zeek/xUbuntu_$version/Release.key" -O Release.key
|
|
elif [[ $distrib == "raspbian" ]]; then
|
|
echo "deb http://download.opensuse.org/repositories/security:/zeek/Raspbian_$version/ /" > /etc/apt/sources.list.d/security:zeek.list
|
|
wget -nv "https://download.opensuse.org/repositories/security:zeek/Raspbian_$version/Release.key" -O Release.key
|
|
fi
|
|
apt-key add - < Release.key
|
|
rm Release.key && sudo apt-get update
|
|
apt-get install zeek -y
|
|
elif [[ $1 == "nodejs" ]]; then
|
|
curl -sL https://deb.nodesource.com/setup_12.x | bash
|
|
apt-get install -y nodejs
|
|
elif [[ $1 == "dig" ]]; then
|
|
apt-get install -y dnsutils
|
|
fi
|
|
}
|
|
|
|
check_dependencies() {
|
|
# Check binary dependencies associated to the project.
|
|
# If not installed, call install_package with the package name.
|
|
bins=("/usr/sbin/hostapd"
|
|
"/usr/sbin/dnsmasq"
|
|
"/opt/zeek/bin/zeek"
|
|
"/usr/bin/tshark"
|
|
"/usr/bin/dig"
|
|
"/usr/bin/suricata"
|
|
"/usr/bin/unclutter"
|
|
"/usr/bin/sqlite3")
|
|
|
|
echo -e "\e[39m[+] Checking dependencies...\e[39m"
|
|
for bin in "${bins[@]}"
|
|
do
|
|
if [[ -f "$bin" ]]; then
|
|
echo -e "\e[92m [✔] ${bin##*/} installed\e[39m"
|
|
else
|
|
echo -e "\e[93m [✘] ${bin##*/} not installed, lets install it\e[39m"
|
|
install_package ${bin##*/}
|
|
fi
|
|
done
|
|
echo -e "\e[39m[+] Install NodeJS...\e[39m"
|
|
install_package nodejs
|
|
echo -e "\e[39m[+] Install Python packages...\e[39m"
|
|
python3 -m pip install -r "$SCRIPT_PATH/assets/requirements.txt"
|
|
}
|
|
|
|
compile_vuejs() {
|
|
# Compile VueJS interfaces.
|
|
echo -e "\e[39m[+] Compiling VueJS projects"
|
|
cd /usr/share/tinycheck/app/backend/ && npm install && npm run build
|
|
cd /usr/share/tinycheck/app/frontend/ && npm install && npm run build
|
|
}
|
|
|
|
create_desktop() {
|
|
# Create desktop icon to lauch TinyCheck in a browser
|
|
echo -e "\e[39m[+] Create Desktop icon under /home/${CURRENT_USER}/Desktop\e[39m"
|
|
cat >"/home/$CURRENT_USER/Desktop/tinycheck.desktop" <<EOL
|
|
#!/usr/bin/env xdg-open
|
|
|
|
[Desktop Entry]
|
|
Version=1.0
|
|
Type=Application
|
|
Terminal=false
|
|
Exec=chromium-browser http://localhost
|
|
Name=TinyCheck
|
|
Comment=Launcher for the TinyCheck frontend
|
|
Icon=/usr/share/tinycheck/app/frontend/src/assets/icon.png
|
|
EOL
|
|
}
|
|
|
|
cleaning() {
|
|
# Removing some files and useless directories
|
|
rm /usr/share/tinycheck/install.sh
|
|
rm /usr/share/tinycheck/README.md
|
|
rm /usr/share/tinycheck/LICENSE.txt
|
|
rm /usr/share/tinycheck/NOTICE.txt
|
|
rm -rf /usr/share/tinycheck/assets/
|
|
|
|
# Disabling the suricata service
|
|
systemctl disable suricata.service &> /dev/null
|
|
|
|
# Removing some useless dependencies.
|
|
sudo apt autoremove -y &> /dev/null
|
|
}
|
|
|
|
check_interfaces(){
|
|
|
|
# Get the current connected interface name.
|
|
ciface="$(route | grep default | head -1 | grep -Eo '[a-z0-9]+$')"
|
|
|
|
# Setup of iface_out which can be any interface,
|
|
# but needs to be connected now or in the future.
|
|
echo -n " [?] The interface $ciface is connected. Do you want to use it as a bridge to Internet (network/out) ? [Yes/No] "
|
|
read answer
|
|
if [[ "$answer" =~ ^([yY][eE][sS]|[yY])$ ]]
|
|
then
|
|
IFACES=( "${IFACES[@]/$ciface}" )
|
|
IFACE_OUT=$ciface
|
|
echo -e "\e[92m [✔] $ciface setted as a bridge to the Internet\e[39m"
|
|
else
|
|
IFACES=( "${IFACES[@]/$ciface}" )
|
|
for iface in $IFACES;
|
|
do
|
|
config="$(ifconfig $iface)"
|
|
echo -n " [?] Do you want to use $iface as a bridge to Internet (network/out) ? [Y/n] "
|
|
read answer
|
|
if [[ "$answer" =~ ^([yY][eE][sS]|[yY])$ ]]
|
|
then
|
|
IFACE_OUT=$iface
|
|
IFACES=( "${IFACES[@]/$iface}" )
|
|
echo -e "\e[92m [✔] $iface setted as a bridge to the Internet\e[39m"
|
|
break
|
|
fi
|
|
done
|
|
fi
|
|
|
|
# Setup of iface_in which can be a only a
|
|
# Wi-Fi interface with AP mode available.
|
|
for iface in $IFACES;
|
|
do
|
|
if echo "$iface" | grep -Eq "(wlan[0-9]|wl[a-z0-9]{20})"; then
|
|
config="$(ifconfig $iface)" # Get the iface logic configuration
|
|
if echo "$config" | grep -qv "inet "; then # Test if not currently connected
|
|
hw="$(iw $iface info | grep wiphy | cut -d" " -f2)" # Get the iface hardware id.
|
|
info="$(iw phy$hw info)" # Get the iface hardware infos.
|
|
if echo "$info" | grep -qE "* AP$"; then # Know if the iface has the AP mode available.
|
|
echo -n " [?] The interface $iface can be used for the Wi-Fi Access Point. Do you want to use it for the TinyCheck Access Point ? [Yes/No] "
|
|
read answer
|
|
if [[ "$answer" =~ ^([yY][eE][sS]|[yY])$ ]]
|
|
then
|
|
IFACE_IN="$iface"
|
|
echo -e "\e[92m [✔] $iface setted as an Access Point\e[39m"
|
|
break
|
|
fi
|
|
fi
|
|
fi
|
|
fi
|
|
done
|
|
if [ "${IFACE_IN}" != "" ] && [ "${IFACE_OUT}" != "" ]; then
|
|
echo -e "\e[92m [✔] Network configuration setted!\e[39m"
|
|
else
|
|
echo -e "\e[91m [✘] You must select two interfaces, exiting.\e[39m"
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
create_database() {
|
|
# Create the database under /usr/share/tinycheck/tinycheck.sqlite
|
|
# This base will be provisioned in IOCs by the watchers
|
|
sqlite3 "/usr/share/tinycheck/tinycheck.sqlite3" < "$SCRIPT_PATH/assets/scheme.sql"
|
|
}
|
|
|
|
change_configs() {
|
|
# Disable the autorun dialog from pcmanfm
|
|
if [[ -f "/home/$CURRENT_USER/.config/pcmanfm/LXDE-pi/pcmanfm.conf" ]]; then
|
|
sed -i 's/autorun=1/autorun=0/g' "/home/$CURRENT_USER/.config/pcmanfm/LXDE-pi/pcmanfm.conf"
|
|
fi
|
|
# Disable the .desktop script popup
|
|
if [[ -f "/home/$CURRENT_USER/.config/libfm/libfm.conf" ]]; then
|
|
sed -i 's/quick_exec=0/quick_exec=1/g' "/home/$CURRENT_USER/.config/libfm/libfm.conf"
|
|
fi
|
|
}
|
|
|
|
feeding_iocs() {
|
|
echo -e "\e[39m[+] Feeding your TinyCheck instance with fresh IOCs and whitelist."
|
|
python3 /usr/share/tinycheck/server/backend/watchers.py
|
|
}
|
|
|
|
reboot_box() {
|
|
echo -e "\e[92m[+] The system is going to reboot\e[39m"
|
|
sleep 5
|
|
reboot
|
|
}
|
|
|
|
if [[ $EUID -ne 0 ]]; then
|
|
echo "This must be run as root. Type in 'sudo bash $0' to run."
|
|
exit 1
|
|
elif [[ -f /usr/share/tinycheck/config.yaml ]]; then
|
|
echo "You have a TinyCheck instance already installed on this box."
|
|
echo " - If you want to update the instance, please execute:"
|
|
echo " sudo bash /usr/share/tinycheck/update.sh"
|
|
echo " - If you want to uninstall the instance, please execute:"
|
|
echo " sudo bash /usr/share/tinycheck/uninstall.sh"
|
|
exit 1
|
|
else
|
|
welcome_screen
|
|
check_operating_system
|
|
check_interfaces
|
|
create_directory
|
|
set_credentials
|
|
check_dependencies
|
|
configure_dnsmask
|
|
configure_dhcpcd
|
|
update_config
|
|
change_hostname
|
|
generate_certificate
|
|
compile_vuejs
|
|
create_database
|
|
create_services
|
|
create_desktop
|
|
change_configs
|
|
feeding_iocs
|
|
cleaning
|
|
reboot_box
|
|
fi |