Merge pull request '[#74] Syncthing mesh setup for VPS fleet' (#80) from feature/syncthing-setup into main

scripts/setup-syncthing.sh

@@ -0,0 +1,77 @@
+#!/bin/bash
+# Syncthing Setup Script for Timmy Fleet
+# Run this on each VPS node to join the sync mesh
+
+set -e
+
+NODE_NAME="${1:-$(hostname)}"
+HOME_DIR="${HOME:-/root}"
+CONFIG_DIR="$HOME_DIR/.config/syncthing"
+SHARED_DIR="$HOME_DIR/shared"
+
+export HOME="$HOME_DIR"
+
+echo "=== Syncthing Setup for $NODE_NAME ==="
+
+# Install syncthing if not present
+if ! command -v syncthing &> /dev/null; then
+    echo "Installing Syncthing..."
+    curl -sL "https://github.com/syncthing/syncthing/releases/download/v1.27.0/syncthing-linux-amd64-v1.27.0.tar.gz" | tar -xzf - -C /tmp/
+    cp /tmp/syncthing-linux-amd64-v1.27.0/syncthing /usr/local/bin/
+    chmod +x /usr/local/bin/syncthing
+fi
+
+# Create directories
+mkdir -p "$CONFIG_DIR"
+mkdir -p "$SHARED_DIR"
+
+# Generate config if not exists
+if [ ! -f "$CONFIG_DIR/config.xml" ]; then
+    echo "Generating Syncthing config..."
+    syncthing generate --config="$CONFIG_DIR"
+fi
+
+# Get device ID
+DEVICE_ID=$(syncthing --config="$CONFIG_DIR" --device-id 2>/dev/null || grep -oP '(?<=<device id=")[^"]+' "$CONFIG_DIR/config.xml" | head -1)
+echo "Device ID: $DEVICE_ID"
+
+# Modify config: change folder path and bind GUI to localhost only
+echo "Configuring Syncthing..."
+sed -i 's|path="/root/Sync"|path="/root/shared"|g' "$CONFIG_DIR/config.xml"
+sed -i 's|<address>127.0.0.1:8384</address>|<address>127.0.0.1:8384</address>|g' "$CONFIG_DIR/config.xml"
+sed -i 's|<address>0.0.0.0:8384</address>|<address>127.0.0.1:8384</address>|g' "$CONFIG_DIR/config.xml"
+
+# Create systemd service
+cat > /etc/systemd/system/syncthing@root.service << 'EOF'
+[Unit]
+Description=Syncthing - Open Source Continuous File Synchronization for %i
+Documentation=man:syncthing(1)
+After=network.target
+
+[Service]
+User=%i
+ExecStart=/usr/local/bin/syncthing -no-browser -no-restart -logflags=0
+Restart=on-failure
+RestartSec=5
+SuccessExitStatus=3 4
+RestartForceExitStatus=3 4
+Environment="HOME=/root"
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+# Enable and start service
+systemctl daemon-reload
+systemctl enable syncthing@root.service
+systemctl restart syncthing@root.service || systemctl start syncthing@root.service
+
+echo ""
+echo "=== Setup Complete ==="
+echo "Node: $NODE_NAME"
+echo "Device ID: $DEVICE_ID"
+echo "Shared folder: $SHARED_DIR"
+echo "Web UI: http://127.0.0.1:8384 (localhost only)"
+echo ""
+echo "To peer with another node, add their device ID via the web UI"
+echo "or use: syncthing cli --config=$CONFIG_DIR config devices add --device-id=<ID>"