8 Commits

Author SHA1 Message Date
c4d73026b5 CSS 2025-11-16 04:38:00 +00:00
516c4f2f80 Adds reply and profile creation along with post functionality
This commit introduces new features to enhance user interaction and profile management:

- Adds the ability to create replies for comments
- Enables profile creation for users
- Supports post creation for sharing updates and content
2025-11-16 04:36:10 +00:00
Your Name
6ff47cec92 Fixed bugs with install script 2025-09-29 10:41:04 -04:00
Your Name
5b1fa185f7 . 2025-09-29 10:30:31 -04:00
Your Name
d941638779 . 2025-09-29 09:57:36 -04:00
Your Name
e6bef22494 . 2025-09-29 09:39:14 -04:00
Your Name
3edc477069 install.sh 2025-09-29 09:28:19 -04:00
Your Name
5b618c08ed fix ws issue 2025-09-29 07:36:12 -04:00
6 changed files with 421 additions and 122 deletions

View File

@@ -418,7 +418,7 @@ class EventProcessor {
if (!routing.audit || typeof routing.audit !== 'string') return false; if (!routing.audit || typeof routing.audit !== 'string') return false;
// Check maximum delay limit // Check maximum delay limit
const maxDelay = this.config.get('thrower.maxDelay') || 3600; const maxDelay = this.config.get('thrower.maxDelay') || 86460;
if (routing.delay > maxDelay) { if (routing.delay > maxDelay) {
this.logger.error(`Routing delay ${routing.delay}s exceeds maximum allowed delay of ${maxDelay}s`); this.logger.error(`Routing delay ${routing.delay}s exceeds maximum allowed delay of ${maxDelay}s`);
return false; return false;
@@ -648,7 +648,7 @@ class ThrowerInfoManager {
if (throwerInfo.privacyPolicy) tags.push(['privacy_policy', throwerInfo.privacyPolicy]); if (throwerInfo.privacyPolicy) tags.push(['privacy_policy', throwerInfo.privacyPolicy]);
if (throwerInfo.termsOfService) tags.push(['terms_of_service', throwerInfo.termsOfService]); if (throwerInfo.termsOfService) tags.push(['terms_of_service', throwerInfo.termsOfService]);
tags.push(['refresh_rate', throwerInfo.refreshRate.toString()]); tags.push(['refresh_rate', throwerInfo.refreshRate.toString()]);
tags.push(['max_delay', (throwerInfo.maxDelay || 3600).toString()]); tags.push(['max_delay', (throwerInfo.maxDelay || 86460).toString()]);
const eventTemplate = { const eventTemplate = {
kind: 12222, kind: 12222,
@@ -933,7 +933,7 @@ class WebSocketManager {
this.logger.info('Stopping WebSocket monitoring...'); this.logger.info('Stopping WebSocket monitoring...');
this.connections.forEach(({ url, ws }) => { this.connections.forEach(({ url, ws }) => {
if (ws.readyState === WebSocket.OPEN) { if (ws.readyState === ws.OPEN) {
// Send CLOSE message for subscription // Send CLOSE message for subscription
if (this.subscriptionId) { if (this.subscriptionId) {
const closeMsg = JSON.stringify(['CLOSE', this.subscriptionId]); const closeMsg = JSON.stringify(['CLOSE', this.subscriptionId]);

View File

@@ -5,126 +5,261 @@
set -e set -e
echo "=== Superball Thrower Daemon Installation ===" echo "🏀 Superball Thrower Daemon Installation"
echo echo "========================================"
# Check if running as root # Check if running as root
if [[ $EUID -eq 0 ]]; then if [[ $EUID -eq 0 ]]; then
echo "This script should not be run as root for security reasons." echo "This script should not be run as root for security reasons"
echo "Please run as a regular user with sudo privileges." echo " Please run as a regular user with sudo privileges"
exit 1 exit 1
fi fi
# Check if Node.js is installed # Function to check if command exists
if ! command -v node &> /dev/null; then command_exists() {
echo "Error: Node.js is not installed." command -v "$1" >/dev/null 2>&1
echo "Please install Node.js 16 or later from https://nodejs.org/" }
# Check for required system dependencies
echo "📋 Checking system dependencies..."
# Check for curl
if ! command_exists curl; then
echo "❌ curl is required but not installed"
echo " Please install curl: sudo apt update && sudo apt install curl"
exit 1 exit 1
fi fi
# Check Node.js version # Check for systemctl (systemd)
NODE_VERSION=$(node --version | cut -d'v' -f2 | cut -d'.' -f1) if ! command_exists systemctl; then
if [ "$NODE_VERSION" -lt 16 ]; then echo "❌ systemd is required but not found"
echo "Error: Node.js version 16 or later is required." echo " This script requires a systemd-based system"
echo "Current version: $(node --version)"
exit 1 exit 1
fi fi
echo "✓ Node.js $(node --version) detected" # Install latest Node.js using nvm
echo "🔧 Installing latest Node.js using nvm..."
# Check if npm is installed # Download and install nvm
if ! command -v npm &> /dev/null; then if [ ! -d "$HOME/.nvm" ]; then
echo "Error: npm is not installed." echo " Downloading and installing nvm..."
curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.3/install.sh | bash
fi
# Load nvm
export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"
# Install Node.js 22 (latest LTS)
echo " Installing Node.js 22..."
nvm install 22
nvm use 22
# Verify installation
NODE_VERSION=$(node --version)
NPM_VERSION=$(npm --version)
echo "✅ Node.js $NODE_VERSION installed"
echo "✅ npm $NPM_VERSION installed"
# Copy Node.js binaries to system-wide location
echo "📋 Installing Node.js binaries system-wide..."
NODE_PATH=$(which node)
NPM_PATH=$(which npm)
if [ -n "$NODE_PATH" ] && [ -x "$NODE_PATH" ]; then
# Remove any existing symlinks first
sudo rm -f /usr/local/bin/node
sudo cp "$NODE_PATH" /usr/local/bin/node
sudo chmod +x /usr/local/bin/node
echo "✅ Node.js binary copied to /usr/local/bin/node"
else
echo "❌ Failed to find Node.js executable"
exit 1 exit 1
fi fi
echo "✓ npm $(npm --version) detected" if [ -n "$NPM_PATH" ] && [ -x "$NPM_PATH" ]; then
# Remove any existing symlinks first
# Get the directory where this script is located sudo rm -f /usr/local/bin/npm
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" sudo cp "$NPM_PATH" /usr/local/bin/npm
DAEMON_DIR="$SCRIPT_DIR" sudo chmod +x /usr/local/bin/npm
echo "✅ npm binary copied to /usr/local/bin/npm"
echo "Installing to: $DAEMON_DIR" else
echo echo "❌ Failed to find npm executable"
# Install Node.js dependencies
echo "Installing Node.js dependencies..."
cd "$DAEMON_DIR"
npm install
if [ $? -ne 0 ]; then
echo "Error: Failed to install Node.js dependencies"
exit 1 exit 1
fi fi
echo "✓ Dependencies installed successfully" # Install npm dependencies
echo echo "📦 Installing npm dependencies..."
if ! npm install; then
echo "❌ Failed to install npm dependencies"
exit 1
fi
# Create user for daemon (if it doesn't exist) echo "✅ Dependencies installed successfully"
DAEMON_USER="superball"
if ! id "$DAEMON_USER" &>/dev/null; then # Interactive configuration
echo "Creating system user: $DAEMON_USER" echo ""
echo "⚙️ Thrower Configuration"
echo "========================"
echo "Please provide the following information for your Superball Thrower:"
echo ""
# Prompt for configuration values
read -p "Enter your private key (hex format, leave empty to generate new): " PRIVATE_KEY
read -p "Enter your public key (hex format, leave empty if generating new): " PUBLIC_KEY
read -p "Enter thrower name (e.g., 'My Superball Thrower'): " THROWER_NAME
read -p "Enter thrower description: " THROWER_DESCRIPTION
read -p "Enter banner URL (optional, press enter to skip): " BANNER_URL
read -p "Enter icon URL (optional, press enter to skip): " ICON_URL
# Generate keypair if not provided
if [ -z "$PRIVATE_KEY" ] || [ -z "$PUBLIC_KEY" ]; then
echo "🔑 Generating new keypair..."
# We'll let the daemon generate the keypair on first run
PRIVATE_KEY=""
PUBLIC_KEY=""
fi
# Update config.json with user input
echo "📝 Updating configuration file..."
# Create a temporary config file with user values
cat > config.json << EOF
{
"thrower": {
"privateKey": "$PRIVATE_KEY",
"publicKey": "$PUBLIC_KEY",
"name": "$THROWER_NAME",
"description": "$THROWER_DESCRIPTION",
"banner": "$BANNER_URL",
"icon": "$ICON_URL",
"adminPubkey": "",
"contact": "",
"supportedSups": "1,2,3,4,5,6",
"software": "https://git.laantungir.net/laantungir/super_ball.git",
"version": "1.0.0",
"privacyPolicy": "",
"termsOfService": "",
"refreshRate": 300,
"maxDelay": 86460
},
"relays": [
{ "url": "wss://relay.laantungir.net", "read": true, "write": true, "authStatus": "unknown" },
{ "url": "wss://relay.damus.io", "read": true, "write": true, "authStatus": "unknown" },
{ "url": "wss://nos.lol", "read": true, "write": true, "authStatus": "unknown" },
{ "url": "wss://relay.snort.social", "read": true, "write": true, "authStatus": "unknown" },
{ "url": "wss://relay.primal.net", "read": true, "write": true, "authStatus": "unknown" },
{ "url": "wss://relay.nostr.band", "read": true, "write": true, "authStatus": "unknown" },
{ "url": "wss://nostr.oxtr.dev", "read": true, "write": true, "authStatus": "unknown" },
{ "url": "wss://offchain.pub", "read": true, "write": true, "authStatus": "unknown" },
{ "url": "wss://nostr-pub.wellorder.net", "read": true, "write": true, "authStatus": "unknown" }
],
"daemon": {
"logLevel": "info",
"maxQueueSize": 1000,
"maxLogEntries": 1000,
"autoStart": false
}
}
EOF
echo "✅ Configuration updated"
# Create system user for the daemon
echo "👤 Creating system user..."
DAEMON_USER="superball-thrower"
if id "$DAEMON_USER" &>/dev/null; then
echo "✅ User $DAEMON_USER already exists"
else
echo " Creating user: $DAEMON_USER"
sudo useradd --system --no-create-home --shell /bin/false "$DAEMON_USER" sudo useradd --system --no-create-home --shell /bin/false "$DAEMON_USER"
echo " User $DAEMON_USER created" echo " User $DAEMON_USER created"
else
echo "✓ User $DAEMON_USER already exists"
fi fi
# Create directories # Create installation directory
echo "Creating directories..." INSTALL_DIR="/opt/superball-thrower"
sudo mkdir -p /var/log/superball echo "📁 Setting up installation directory: $INSTALL_DIR"
sudo mkdir -p /etc/superball
sudo chown "$DAEMON_USER:$DAEMON_USER" /var/log/superball
echo "✓ Directories created"
# Copy configuration file sudo mkdir -p "$INSTALL_DIR"
if [ ! -f "/etc/superball/config.json" ]; then sudo cp daemon.js "$INSTALL_DIR/"
echo "Installing default configuration..." sudo cp package.json "$INSTALL_DIR/"
sudo cp "$DAEMON_DIR/config.json" /etc/superball/config.json sudo cp config.json "$INSTALL_DIR/"
sudo chown "$DAEMON_USER:$DAEMON_USER" /etc/superball/config.json
sudo chmod 600 /etc/superball/config.json # Copy node_modules if it exists
echo "✓ Configuration installed to /etc/superball/config.json" if [ -d "node_modules" ]; then
echo "⚠️ IMPORTANT: Edit /etc/superball/config.json with your private key and settings" sudo cp -r node_modules "$INSTALL_DIR/"
else
echo "✓ Configuration already exists at /etc/superball/config.json"
fi fi
# Set ownership and permissions
sudo chown -R "$DAEMON_USER:$DAEMON_USER" "$INSTALL_DIR"
sudo chmod 755 "$INSTALL_DIR"
sudo chmod 644 "$INSTALL_DIR"/*.js "$INSTALL_DIR"/*.json
sudo chmod -R 755 "$INSTALL_DIR/node_modules" 2>/dev/null || true
echo "✅ Files installed to $INSTALL_DIR"
# Create log directory
LOG_DIR="/var/log/superball-thrower"
echo "📝 Creating log directory: $LOG_DIR"
sudo mkdir -p "$LOG_DIR"
sudo chown "$DAEMON_USER:$DAEMON_USER" "$LOG_DIR"
sudo chmod 755 "$LOG_DIR"
echo "✅ Log directory created"
# Install systemd service # Install systemd service
echo "Installing systemd service..." echo "⚙️ Installing systemd service..."
sudo cp "$DAEMON_DIR/superball-thrower.service" /etc/systemd/system/
sudo sed -i "s|/path/to/thrower_daemon|$DAEMON_DIR|g" /etc/systemd/system/superball-thrower.service sudo cp superball-thrower.service /etc/systemd/system/
sudo systemctl daemon-reload sudo systemctl daemon-reload
echo "✓ Systemd service installed" sudo systemctl enable superball-thrower.service
# Set permissions echo "✅ Systemd service installed and enabled"
echo "Setting permissions..."
sudo chown -R "$DAEMON_USER:$DAEMON_USER" "$DAEMON_DIR"
sudo chmod +x "$DAEMON_DIR/daemon.js"
echo "✓ Permissions set"
echo # Initialize daemon if no keypair was provided
echo "=== Installation Complete ===" if [ -z "$PRIVATE_KEY" ]; then
echo echo "🔑 Initializing daemon to generate keypair..."
echo "Next steps:" # Create a simple init script that generates keypair
echo "1. Edit the configuration file:" sudo -u "$DAEMON_USER" bash -c "
echo " sudo nano /etc/superball/config.json" cd \"$INSTALL_DIR\"
echo /usr/local/bin/node -e \"
echo "2. Add your private key and configure relays" const { generateSecretKey, getPublicKey } = require('nostr-tools/pure');
echo const fs = require('fs');
echo "3. Enable and start the service:" const config = JSON.parse(fs.readFileSync('config.json', 'utf8'));
echo " sudo systemctl enable superball-thrower" const sk = generateSecretKey();
echo " sudo systemctl start superball-thrower" const pk = getPublicKey(sk);
echo config.thrower.privateKey = Buffer.from(sk).toString('hex');
echo "4. Check service status:" config.thrower.publicKey = pk;
echo " sudo systemctl status superball-thrower" fs.writeFileSync('config.json', JSON.stringify(config, null, 2));
echo console.log('Generated keypair:');
echo "5. View logs:" console.log('Private key:', Buffer.from(sk).toString('hex'));
echo " sudo journalctl -u superball-thrower -f" console.log('Public key:', pk);
echo \"
echo "Configuration file location: /etc/superball/config.json" "
echo "Log file location: /var/log/superball/daemon.log" echo "✅ Keypair generated"
echo "Service name: superball-thrower" fi
echo
echo "⚠️ SECURITY WARNING:" # Installation complete
echo " Make sure to secure your private key in the configuration file!" echo ""
echo " The config file should only be readable by the superball user." echo "🎉 Installation completed successfully!"
echo ""
echo "📋 Next steps:"
echo " 1. Start the service: sudo systemctl start superball-thrower"
echo " 2. Check status: sudo systemctl status superball-thrower"
echo " 3. View logs: sudo journalctl -u superball-thrower -f"
echo ""
echo "📖 For more information, see the README.md file"
echo ""
echo "🔐 Security notes:"
echo " - The daemon runs as user '$DAEMON_USER' with limited privileges"
echo " - Configuration files are owned by the daemon user"
echo " - Logs are written to $LOG_DIR"
echo ""
echo "⚙️ Configuration summary:"
echo " - Thrower name: $THROWER_NAME"
echo " - Description: $THROWER_DESCRIPTION"
echo " - Config file: $INSTALL_DIR/config.json"
echo ""

View File

@@ -3,9 +3,19 @@
# Superball Thrower Daemon Installation Script # Superball Thrower Daemon Installation Script
# This script installs and configures the Superball Thrower daemon # This script installs and configures the Superball Thrower daemon
sudo apt install nodejs npm # Download and install nvm:
curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.3/install.sh | bash
# in lieu of restarting the shell
\. "$HOME/.nvm/nvm.sh"
# Download and install Node.js:
nvm install 22
# Verify the Node.js version:
node -v # Should print "v22.20.0".
# Verify npm version:
npm -v # Should print "10.9.3".
# Verify installation
node --version
npm --version

View File

@@ -6,10 +6,11 @@ Wants=network-online.target
[Service] [Service]
Type=simple Type=simple
User=superball User=superball-thrower
Group=superball Group=superball-thrower
WorkingDirectory=/path/to/thrower_daemon WorkingDirectory=/opt/superball-thrower
ExecStart=/usr/bin/node daemon.js /etc/superball/config.json ExecStart=/usr/local/bin/node daemon.js start
Environment=PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
Restart=always Restart=always
RestartSec=10 RestartSec=10
StandardOutput=journal StandardOutput=journal
@@ -21,14 +22,14 @@ NoNewPrivileges=true
PrivateTmp=true PrivateTmp=true
ProtectSystem=strict ProtectSystem=strict
ProtectHome=true ProtectHome=true
ReadWritePaths=/var/log/superball ReadWritePaths=/var/log/superball-thrower /opt/superball-thrower
ProtectKernelTunables=true ProtectKernelTunables=true
ProtectKernelModules=true ProtectKernelModules=true
ProtectControlGroups=true ProtectControlGroups=true
RestrictRealtime=true RestrictRealtime=true
RestrictSUIDSGID=true RestrictSUIDSGID=true
LockPersonality=true LockPersonality=true
MemoryDenyWriteExecute=true # MemoryDenyWriteExecute=true # Disabled - conflicts with Node.js JIT compilation
RestrictNamespaces=true RestrictNamespaces=true
SystemCallFilter=@system-service SystemCallFilter=@system-service
SystemCallErrorNumber=EPERM SystemCallErrorNumber=EPERM

View File

@@ -216,11 +216,11 @@ label {
@keyframes pulse { @keyframes pulse {
0%, 0%,
100% { 100% {
opacity: 1; opacity: 1;
} }
50% { 50% {
opacity: 0.5; opacity: 0.5;
} }
} }
@@ -738,3 +738,54 @@ small {
.floating-tab:hover { .floating-tab:hover {
transform: scale(1.05); transform: scale(1.05);
} }
/* .input-group {
margin: 20px;
} */
label {
display: block;
margin-bottom: 5px;
font-weight: bold;
}
textarea {
width: 100%;
padding: 10px;
border: 1px solid #ccc;
border-radius: 4px;
box-sizing: border-box;
}
.tabs {
display: flex;
margin: 20px 20px 0;
border-bottom: 1px solid #ccc;
}
.tab {
padding: 10px 20px;
cursor: pointer;
background-color: #f1f1f1;
border: 1px solid #ccc;
border-bottom: none;
margin-right: 5px;
border-radius: 4px 4px 0 0;
}
.tab.active {
background-color: #fff;
border-bottom: 1px solid #fff;
}
.tab-content {
display: none;
padding: 20px;
border: 1px solid #ccc;
border-radius: 4px;
}
.tab-content.active {
display: block;
}

View File

@@ -29,8 +29,31 @@
<div class="section"> <div class="section">
<h2>Final Event (What gets posted at the end)</h2> <h2>Final Event (What gets posted at the end)</h2>
<div class="input-group"> <div class="input-group">
<label for="final-content">Message Content:</label> <div class="tabs">
<textarea id="final-content" rows="3" placeholder="Enter your message content..."></textarea> <div class="tab active" data-tab="tab1">Post</div>
<div class="tab" data-tab="tab2">Reply</div>
<div class="tab" data-tab="tab3">Create Profile</div>
</div>
<div class="tab-content active" id="tab1">
<h3>Post</h3>
<label for="final-content">Message Content:</label>
<textarea id="final-content" rows="3" placeholder="Enter your message content..."></textarea>
</div>
<div class="tab-content" id="tab2">
<h3>Reply</h3>
<label for="reply-id">Replying To:</label>
<textarea id="reply-id" placeholder="Enter the eventId..."></textarea>
<label for="reply-content">Message Content:</label>
<textarea id="reply-content" rows="3" placeholder="Enter your message content..."></textarea>
</div>
<div class="tab-content" id="tab3">
<h3>Create Profile</h3>
<label for="name">Name:</label>
<textarea id="name" placeholder="Enter your name..."></textarea>
</div>
</div> </div>
<button onclick="createFinalEvent()">Create Event That Will Be Published Publicly</button> <button onclick="createFinalEvent()">Create Event That Will Be Published Publicly</button>
@@ -79,6 +102,26 @@
<!-- <script src="./nostr-lite.js"></script> --> <!-- <script src="./nostr-lite.js"></script> -->
<script> <script>
document.addEventListener('DOMContentLoaded', function() {
const tabs = document.querySelectorAll('.tab');
const tabContents = document.querySelectorAll('.tab-content');
tabs.forEach(tab => {
tab.addEventListener('click', () => {
// Remove active class from all tabs and contents
tabs.forEach(t => t.classList.remove('active'));
tabContents.forEach(c => c.classList.remove('active'));
// Add active class to clicked tab
tab.classList.add('active');
// Show corresponding content
const tabId = tab.getAttribute('data-tab');
document.getElementById(tabId).classList.add('active');
});
});
});
// Global variables // Global variables
let nlLite = null; let nlLite = null;
let userPubkey = null; let userPubkey = null;
@@ -232,7 +275,11 @@
} else { } else {
console.log('INFO', 'No relay list found, using defaults'); console.log('INFO', 'No relay list found, using defaults');
userRelays = [ userRelays = [
{ url: 'wss://relay.laantungir.net', type: 'both' } { url: 'wss://relay.laantungir.net', type: 'both' },
{ url: 'wss://relay.primal.net', type: 'both' },
{ url: 'wss://nos.lol', type: 'both' },
{ url: 'wss://relay.damus.io', type: 'both' },
{ url: 'wss://offchain.pub', type: 'both' }
]; ];
return userRelays; return userRelays;
} }
@@ -712,22 +759,77 @@
// Create final event (kind 1) // Create final event (kind 1)
async function createFinalEvent() { async function createFinalEvent() {
const content = document.getElementById('final-content').value.trim(); // Get the active tab
const activeTab = document.querySelector('.tab.active').getAttribute('data-tab');
if (!content) { // Get content based on active tab
alert('Please enter message content'); let content = '';
return; let eventId = '';
let name = '';
switch(activeTab) {
case 'tab1': // Post
content = document.getElementById('final-content').value.trim();
break;
case 'tab2': // Reply
content = document.getElementById('reply-content').value.trim();
eventId = document.getElementById('reply-id').value.trim();
break;
case 'tab3': // Create Profile
name = document.getElementById('name').value.trim();
break;
}
// Validate content based on tab
if (activeTab === 'tab1' || activeTab === 'tab2') {
if (!content) {
alert('Please enter message content');
return;
}
} else if (activeTab === 'tab3') {
if (!name) {
alert('Please enter your name');
return;
}
} }
try { try {
// Create the final event (kind 1) - pure message, no relay info let eventTemplate = {};
const eventTemplate = {
kind: 1,
content: content,
tags: [],
created_at: Math.floor(Date.now() / 1000)
};
switch(activeTab) {
case 'tab1': // Post
eventTemplate = {
kind: 1,
content: content,
tags: [],
created_at: Math.floor(Date.now() / 1000)
};
break;
case 'tab2': // Reply
eventTemplate = {
kind: 1,
content: content,
tags: [['e', eventId, 'root']],
created_at: Math.floor(Date.now() / 1000)
};
break;
case 'tab3': // Create Profile
eventTemplate = {
kind: 0,
content: JSON.stringify({
name: name
}),
tags: [],
created_at: Math.floor(Date.now() / 1000)
};
break;
}
// Your existing event publishing logic here
console.log('Event to publish:', eventTemplate);
// ... rest of your publishing code
// Sign the event using window.nostr (NIP-07) // Sign the event using window.nostr (NIP-07)
finalEvent = await window.nostr.signEvent(eventTemplate); finalEvent = await window.nostr.signEvent(eventTemplate);