root
88551536e6
Amp-Thread-ID: https://ampcode.com/threads/T-019cc404-c628-759e-a50b-f5eeea35b91f Co-authored-by: Amp <amp@ampcode.com>
264 lines
8.0 KiB
Bash
264 lines
8.0 KiB
Bash
#!/bin/bash
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#############################################################
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#### ntfy Desktop Client Setup for Linux ####
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#### Subscribe to ntfy push notifications with desktop ####
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#### alerts via systemd user service ####
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#### ####
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#### Author: Phil Connor ####
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#### Contact: contact@mylinux.work ####
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#### License: MIT ####
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#### Version: 1.0 ####
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#### ####
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#### Usage: ./ntfy-client-setup-linux.sh ####
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#############################################################
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set -euo pipefail
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NTFY_VERSION="2.11.0"
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# ── Detect the actual desktop user ─────────────────────────
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# Handles both sudo and non-sudo execution
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if [ -n "${SUDO_USER:-}" ]; then
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DESKTOP_USER="$SUDO_USER"
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DESKTOP_HOME=$(getent passwd "$SUDO_USER" | cut -d: -f6)
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else
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DESKTOP_USER="$USER"
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DESKTOP_HOME="$HOME"
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fi
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CONFIG_DIR="$DESKTOP_HOME/.config/ntfy"
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SYSTEMD_DIR="$DESKTOP_HOME/.config/systemd/user"
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# ── Helper functions ───────────────────────────────────────
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info() { echo -e " ✓ $*"; }
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warn() { echo -e " ⚠ $*"; }
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error() { echo -e " ✗ $*" >&2; }
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run_as_user() {
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# Run a command as the desktop user (handles sudo case)
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if [ "$(id -u)" -eq 0 ] && [ "$DESKTOP_USER" != "root" ]; then
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sudo -u "$DESKTOP_USER" "$@"
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else
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"$@"
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fi
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}
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install_package() {
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local pkg_apt="$1"
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local pkg_dnf="${2:-$1}"
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local pkg_pacman="${3:-$1}"
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if command -v apt &> /dev/null; then
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sudo apt install -y "$pkg_apt"
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elif command -v dnf &> /dev/null; then
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sudo dnf install -y "$pkg_dnf"
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elif command -v pacman &> /dev/null; then
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sudo pacman -S --noconfirm "$pkg_pacman"
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else
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error "Could not detect package manager. Please install '$pkg_apt' manually."
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return 1
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fi
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}
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# ── Banner ─────────────────────────────────────────────────
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echo ""
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echo "==========================================="
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echo " ntfy Desktop Client Setup for Linux"
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echo "==========================================="
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echo ""
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echo " User: $DESKTOP_USER"
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echo " Home: $DESKTOP_HOME"
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echo ""
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# ── Step 1: Install dependencies ───────────────────────────
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echo "── Checking dependencies ──────────────────"
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echo ""
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if ! command -v notify-send &> /dev/null; then
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echo " Installing libnotify for desktop notifications..."
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install_package libnotify-bin libnotify libnotify
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info "libnotify installed"
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else
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info "notify-send already available"
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fi
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if ! command -v curl &> /dev/null; then
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echo " Installing curl..."
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install_package curl curl curl
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info "curl installed"
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else
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info "curl already available"
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fi
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echo ""
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# ── Step 2: Install ntfy binary ────────────────────────────
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echo "── Installing ntfy client ─────────────────"
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echo ""
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# Determine install location based on privileges
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if [ "$(id -u)" -eq 0 ] || sudo -n true 2>/dev/null; then
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NTFY_BIN="/usr/local/bin/ntfy"
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INSTALL_SYSTEM=true
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else
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NTFY_BIN="$DESKTOP_HOME/.local/bin/ntfy"
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INSTALL_SYSTEM=false
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fi
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if [ -x "$NTFY_BIN" ]; then
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info "ntfy already installed at $NTFY_BIN"
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else
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# Detect architecture
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ARCH=$(uname -m)
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case "$ARCH" in
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x86_64) NTFY_ARCH="amd64" ;;
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aarch64) NTFY_ARCH="arm64" ;;
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armv7l) NTFY_ARCH="armv7" ;;
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*)
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error "Unsupported architecture: $ARCH"
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exit 1
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;;
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esac
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DOWNLOAD_URL="https://github.com/binwiederhier/ntfy/releases/download/v${NTFY_VERSION}/ntfy_${NTFY_VERSION}_linux_${NTFY_ARCH}.tar.gz"
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echo " Downloading ntfy v${NTFY_VERSION} (${NTFY_ARCH})..."
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TEMP_DIR=$(mktemp -d)
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trap 'rm -rf "$TEMP_DIR"' EXIT
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curl -sL -o "$TEMP_DIR/ntfy.tar.gz" "$DOWNLOAD_URL"
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tar -xzf "$TEMP_DIR/ntfy.tar.gz" -C "$TEMP_DIR"
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if [ "$INSTALL_SYSTEM" = true ]; then
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sudo find "$TEMP_DIR" -name "ntfy" -type f -exec mv {} "$NTFY_BIN" \;
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sudo chmod +x "$NTFY_BIN"
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else
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mkdir -p "$(dirname "$NTFY_BIN")"
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find "$TEMP_DIR" -name "ntfy" -type f -exec mv {} "$NTFY_BIN" \;
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chmod +x "$NTFY_BIN"
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fi
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rm -rf "$TEMP_DIR"
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trap - EXIT
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info "ntfy installed to $NTFY_BIN"
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fi
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echo ""
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# ── Step 3: Interactive configuration ──────────────────────
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echo "── Configuration ──────────────────────────"
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echo ""
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read -rp " Server URL [https://ntfy.example.com]: " INPUT_SERVER
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SERVER_URL="${INPUT_SERVER:-https://ntfy.example.com}"
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echo ""
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read -rp " Access token (leave empty for public topics): " ACCESS_TOKEN
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echo ""
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echo " Enter topics to subscribe to (space-separated)."
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echo " Examples: alerts monitoring backup-status"
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read -rp " Topics: " TOPICS
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if [ -z "$TOPICS" ]; then
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error "At least one topic is required."
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exit 1
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fi
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echo ""
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echo " Server: $SERVER_URL"
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echo " Topics: $TOPICS"
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echo " Token: ${ACCESS_TOKEN:+(set)}${ACCESS_TOKEN:-(none)}"
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echo ""
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# ── Step 4: Create client config ───────────────────────────
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echo "── Creating configuration files ────────────"
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echo ""
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run_as_user mkdir -p "$CONFIG_DIR"
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run_as_user mkdir -p "$SYSTEMD_DIR"
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# Build the subscribe section for client.yml
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SUBSCRIBE_BLOCK=""
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for topic in $TOPICS; do
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SUBSCRIBE_BLOCK+=" - topic: ${SERVER_URL}/${topic}"$'\n'
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if [ -n "$ACCESS_TOKEN" ]; then
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SUBSCRIBE_BLOCK+=" token: ${ACCESS_TOKEN}"$'\n'
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fi
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done
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# Write client.yml
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cat > "$CONFIG_DIR/client.yml" << EOF
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# ntfy client configuration
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# Documentation: https://docs.ntfy.sh/subscribe/cli/
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subscribe:
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${SUBSCRIBE_BLOCK}EOF
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# Fix ownership if running as root
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if [ "$(id -u)" -eq 0 ] && [ "$DESKTOP_USER" != "root" ]; then
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chown -R "$DESKTOP_USER:$DESKTOP_USER" "$CONFIG_DIR"
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fi
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info "Config saved to $CONFIG_DIR/client.yml"
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# ── Step 5: Create systemd user service ────────────────────
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cat > "$SYSTEMD_DIR/ntfy-subscribe.service" << EOF
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[Unit]
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Description=ntfy desktop notification subscriber
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After=network-online.target
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Wants=network-online.target
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[Service]
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Type=simple
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ExecStart=${NTFY_BIN} subscribe --from-config
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Restart=on-failure
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RestartSec=10
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[Install]
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WantedBy=default.target
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EOF
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# Fix ownership if running as root
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if [ "$(id -u)" -eq 0 ] && [ "$DESKTOP_USER" != "root" ]; then
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chown -R "$DESKTOP_USER:$DESKTOP_USER" "$SYSTEMD_DIR"
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fi
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info "Systemd user service created"
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echo ""
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# ── Done ───────────────────────────────────────────────────
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echo "==========================================="
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echo " Setup Complete"
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echo "==========================================="
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echo ""
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echo " To start receiving notifications, run as $DESKTOP_USER"
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echo " from a graphical desktop session:"
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echo ""
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echo " systemctl --user daemon-reload"
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echo " systemctl --user enable --now ntfy-subscribe"
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echo ""
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echo " Useful commands:"
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echo ""
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echo " Status: systemctl --user status ntfy-subscribe"
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echo " Logs: journalctl --user -u ntfy-subscribe -f"
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echo " Restart: systemctl --user restart ntfy-subscribe"
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echo " Stop: systemctl --user stop ntfy-subscribe"
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echo " Disable: systemctl --user disable --now ntfy-subscribe"
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echo ""
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echo " Test with:"
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echo ""
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echo " curl -d 'Hello from ntfy!' ${SERVER_URL}/${TOPICS%% *}"
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echo ""
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