entry.sh

#!/bin/sh

# Enhanced entry script for n8n with better error handling and configuration

set -e

echo "Starting n8n configuration..."

# Parse database URL if DATABASE_URL is provided
if [ ! -z "$DATABASE_URL" ]; then
    echo "Configuring PostgreSQL connection from DATABASE_URL..."
    
    # Extract components from DATABASE_URL
    # Format: postgres://username:password@host:port/database
    export DB_POSTGRESDB_DATABASE=$(echo $DATABASE_URL | sed -n 's/.*\/\([^?]*\).*/\1/p')
    export DB_POSTGRESDB_HOST=$(echo $DATABASE_URL | sed -n 's/.*@\([^:]*\):.*/\1/p')
    export DB_POSTGRESDB_PORT=$(echo $DATABASE_URL | sed -n 's/.*:\([0-9]*\)\/.*/\1/p')
    export DB_POSTGRESDB_USER=$(echo $DATABASE_URL | sed -n 's/.*\/\/\([^:]*\):.*/\1/p')
    export DB_POSTGRESDB_PASSWORD=$(echo $DATABASE_URL | sed -n 's/.*:\/\/[^:]*:\([^@]*\)@.*/\1/p')
    
    # Set default port if not specified
    if [ -z "$DB_POSTGRESDB_PORT" ]; then
        export DB_POSTGRESDB_PORT=5432
    fi
    
    echo "Database configured: host=$DB_POSTGRESDB_HOST, database=$DB_POSTGRESDB_DATABASE"
fi

# Check if encryption key is set (required for production)
if [ -z "$N8N_ENCRYPTION_KEY" ]; then
    echo "WARNING: N8N_ENCRYPTION_KEY is not set!"
    echo "Credentials will not be encrypted properly."
    echo "Generate one with: openssl rand -hex 32"
fi

# Set webhook URL if not provided
if [ ! -z "$N8N_HOST" ] && [ -z "$WEBHOOK_URL" ]; then
    export WEBHOOK_URL="https://$N8N_HOST/"
    echo "Webhook URL set to: $WEBHOOK_URL"
fi

# Set editor base URL if not provided
if [ ! -z "$N8N_HOST" ] && [ -z "$N8N_EDITOR_BASE_URL" ]; then
    export N8N_EDITOR_BASE_URL="https://$N8N_HOST/"
    echo "Editor base URL set to: $N8N_EDITOR_BASE_URL"
fi

# Set permissions enforcement to avoid warnings
export N8N_ENFORCE_SETTINGS_FILE_PERMISSIONS=true

# Create .n8n directory if it doesn't exist
mkdir -p /home/node/.n8n

echo "Configuration complete. Starting n8n..."

# Execute the original n8n docker entrypoint with proper tini handling
# Use exec to replace the shell process with tini as PID 1
exec /sbin/tini -s -- /docker-entrypoint.sh "$@"