NGINX + Opening ports installation
Choose your system:
Variants:
Install/Uninstall script (Docker /
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)
#!/bin/bash
set -e
# ========== COLORS ==========
NC='\033[0m' # No Color / Reset
GREEN='\033[0;32m'
RED='\033[0;31m'
YELLOW='\033[1;33m'
BLUE='\033[1;34m'
BOLD='\033[1m'
# ========== SPINNER FUNCTIONS ==========
spinner_pid=""
start_spinner() {
local msg="$1"
echo -ne "${BLUE}[INFO] ℹ️${NC} ${msg}... "
trap stop_spinner INT
(
local spin='-\|/'
while true; do
for i in $(seq 0 $(( ${#spin} - 1 )) ); do
echo -ne "\b${spin:$i:1}"
sleep 0.1
done
done
) &
spinner_pid=$!
disown
}
stop_spinner() {
if [[ -n "$spinner_pid" ]]; then
kill "$spinner_pid" &>/dev/null || true
wait "$spinner_pid" 2>/dev/null || true
spinner_pid=""
fi
echo -e "\b${GREEN}[OK] ✓${NC}"
trap - INT
}
run_step() {
start_spinner "$1"
shift
"$@" &>/dev/null
stop_spinner
}
run_multistep() {
start_spinner "$1"
shift
{
"$@"
} &>/dev/null
stop_spinner
}
# ========== DETECT DISTRIBUTION ==========
DISTRO=""
if [[ -f /etc/os-release ]]; then
. /etc/os-release
DISTRO=$(echo "$ID" | tr '[:upper:]' '[:lower:]')
fi
[[ "$DISTRO" == "rhel" ]] && DISTRO="centos"
echo -e "${BLUE}[INFO] Detected distribution: ${BOLD}${DISTRO}${NC}"
case "$DISTRO" in
debian|ubuntu)
PKG_UPDATE="sudo apt update -y && sudo apt upgrade -y"
PKG_INSTALL="sudo apt install -y"
PKG_REMOVE="sudo apt remove --purge -y"
PKG_CLEAN="sudo apt autoremove -y && sudo apt clean"
;;
almalinux|rocky|oracle|centos)
PKG_UPDATE="sudo dnf update -y"
PKG_INSTALL="sudo dnf install -y"
PKG_REMOVE="sudo dnf remove -y"
PKG_CLEAN="sudo dnf autoremove -y && sudo dnf clean all"
;;
*)
echo -e "${RED}[ERROR] Unsupported distribution: $DISTRO${NC}"
exit 1
;;
esac
echo -e "\n${BOLD}${YELLOW}=== Docker + NGINX Installer (without firewalld) ===${NC}\n"
echo "1) Install"
echo "2) Uninstall"
read -rp "Choose an option [1-2]: " ACTION
if [[ "$ACTION" == "1" ]]; then
echo -e "\n${BOLD}${YELLOW}=== Installation ===${NC}\n"
run_multistep "Updating system" bash -c "$PKG_UPDATE"
# Install required packages for Docker repo setup
if [[ "$DISTRO" == "debian" || "$DISTRO" == "ubuntu" ]]; then
run_step "Installing prerequisites" sudo $PKG_INSTALL apt-transport-https ca-certificates curl gnupg lsb-release
run_step "Adding Docker GPG key" curl -fsSL https://download.docker.com/linux/${DISTRO}/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/${DISTRO} $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
run_multistep "Updating package database" sudo apt update
else
run_step "Installing dnf-plugins-core" sudo $PKG_INSTALL dnf-plugins-core
run_step "Adding Docker repo" sudo dnf config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
fi
run_multistep "Installing Docker" sudo $PKG_INSTALL docker-ce docker-ce-cli containerd.io
# Workaround: Force iptables legacy if available (AlmaLinux, Rocky, CentOS)
if [[ "$DISTRO" == "almalinux" || "$DISTRO" == "rocky" || "$DISTRO" == "centos" ]]; then
if command -v alternatives &>/dev/null && [[ -f /usr/sbin/iptables-legacy ]]; then
run_step "Setting iptables legacy backend" sudo alternatives --set iptables /usr/sbin/iptables-legacy
run_step "Setting ip6tables legacy backend" sudo alternatives --set ip6tables /usr/sbin/ip6tables-legacy
fi
fi
run_step "Enabling Docker" sudo systemctl enable docker
run_step "Starting Docker" sudo systemctl start docker
# Create simple directory for nginx static site
SITE_DIR="$HOME/docker-nginx-site"
mkdir -p "$SITE_DIR"
# Create example index.html
cat > "$SITE_DIR/index.html" <<EOF
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Sample NGINX page in Docker</title>
</head>
<body>
<h1>Welcome to the site running in Docker!</h1>
<p>This is a sample index.html file.</p>
</body>
</html>
EOF
echo -e "${BLUE}[INFO] Running nginx container with mounted site on port 80...${NC}"
docker rm -f my-nginx 2>/dev/null || true
docker run -d --name my-nginx -p 80:80 -v "$SITE_DIR":/usr/share/nginx/html:ro nginx
echo -e "\n${GREEN}[DONE] ✅ Docker and NGINX are up and running. The site is available on port 80.${NC}"
elif [[ "$ACTION" == "2" ]]; then
echo -e "\n${BOLD}${YELLOW}=== Uninstallation ===${NC}\n"
run_step "Stopping nginx container" docker rm -f my-nginx || true
run_step "Stopping Docker" sudo systemctl stop docker || true
run_step "Disabling Docker" sudo systemctl disable docker || true
run_multistep "Removing Docker packages" sudo $PKG_REMOVE docker-ce docker-ce-cli containerd.io
run_multistep "Cleaning unused packages" sudo $PKG_CLEAN
echo -e "\n${GREEN}[DONE] ✅ Docker and nginx removed.${NC}"
else
echo -e "${RED}[ERROR] Invalid option selected.${NC}"
exit 1
fiUse the following command to auto-download and run:
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curl -fsSL -o script.sh "https://krotek.serveblog.net/how-to-install/WEB-SERVER/NGINX/scripts.php?variant=docker&type=script&system=%3Cbr+%2F%3E%3Cb%3EDeprecated%3C%2Fb%3E%3A++htmlspecialchars%28%29%3A+Passing+null+to+parameter+" && chmod +x script.sh && sudo ./script.sh