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from InquirerPy import prompt
from rich.console import Console
import subprocess
import platform
import os
from pathlib import Path
import time
import json
import sys
import shutil
import yaml
from codegraphcontext.core.database import DatabaseManager
console = Console()
# Constants for Docker Neo4j setup
DEFAULT_NEO4J_URI = "neo4j://localhost:7687"
DEFAULT_NEO4J_USERNAME = "neo4j"
DEFAULT_NEO4J_BOLT_PORT = 7687
DEFAULT_NEO4J_HTTP_PORT = 7474
def _generate_mcp_json(creds):
"""Generates and prints the MCP JSON configuration."""
cgc_path = shutil.which("cgc") or sys.executable
if "python" in Path(cgc_path).name:
# fallback to running as module if no cgc binary is found
command = cgc_path
args = ["-m", "cgc", "start"]
else:
command = cgc_path
args = ["start"]
mcp_config = {
"mcpServers": {
"CodeGraphContext": {
"command": command,
"args": args,
"env": {
"NEO4J_URI": creds.get("uri", ""),
"NEO4J_USERNAME": creds.get("username", "neo4j"),
"NEO4J_PASSWORD": creds.get("password", "")
},
"tools": {
"alwaysAllow": [
"add_code_to_graph", "add_package_to_graph",
"check_job_status", "list_jobs", "find_code",
"analyze_code_relationships", "watch_directory",
"find_dead_code", "execute_cypher_query",
"calculate_cyclomatic_complexity", "find_most_complex_functions",
"list_indexed_repositories", "delete_repository", "list_watched_paths",
"unwatch_directory", "visualize_graph_query"
],
"disabled": False
},
"disabled": False,
"alwaysAllow": []
}
}
}
console.print("\n[bold green]Configuration successful![/bold green]")
console.print("Copy the following JSON and add it to your MCP server configuration file:")
console.print(json.dumps(mcp_config, indent=2))
# Also save to a file for convenience
mcp_file = Path.cwd() / "mcp.json"
with open(mcp_file, "w") as f:
json.dump(mcp_config, f, indent=2)
console.print(f"\n[cyan]For your convenience, the configuration has also been saved to: {mcp_file}[/cyan]")
# Also save to a .env file for convenience
env_file = Path.home() / ".codegraphcontext" / ".env"
env_file.parent.mkdir(parents=True, exist_ok=True)
with open(env_file, "w") as f:
f.write(f"NEO4J_URI={creds.get('uri', '')}\n")
f.write(f"NEO4J_USERNAME={creds.get('username', 'neo4j')}\n")
f.write(f"NEO4J_PASSWORD={creds.get('password', '')}\n")
console.print(f"[cyan]Neo4j credentials also saved to: {env_file}[/cyan]")
_configure_ide(mcp_config)
def find_jetbrains_mcp_config():
bases = [
Path.home() / ".config" / "JetBrains",
Path.home() / "Library/Application Support/JetBrains",
Path.home() / "AppData/Roaming/JetBrains"
]
configs = []
for base in bases:
if base.exists():
for folder in base.iterdir(): # each IDE/version
options = folder / "options"
mcp_file = options / "mcpServer.xml"
if mcp_file.exists():
configs.append(mcp_file)
print(mcp_file)
return configs
def convert_mcp_json_to_yaml():
json_path = Path.cwd() / "mcp.json"
yaml_path = Path.cwd() / "devfile.yaml"
if json_path.exists():
with open(json_path, "r") as json_file:
mcp_config = json.load(json_file)
with open(yaml_path, "w") as yaml_file:
yaml.dump(mcp_config, yaml_file, default_flow_style=False)
console.print(f"[green]Generated devfile.yaml for Amazon Q Developer at {yaml_path}[/green]")
def _configure_ide(mcp_config):
"""Asks user for their IDE and configures it automatically."""
questions = [
{
"type": "confirm",
"message": "Automatically configure your IDE/CLI (VS Code, Cursor, Windsurf, Claude, Gemini, Cline, RooCode, ChatGPT Codex, Amazon Q Developer)?",
"name": "configure_ide",
"default": True,
}
]
result = prompt(questions)
if not result or not result.get("configure_ide"):
console.print("\n[cyan]Skipping automatic IDE configuration. You can add the MCP server manually.[/cyan]")
return
ide_questions = [
{
"type": "list",
"message": "Choose your IDE/CLI to configure:",
"choices": ["VS Code", "Cursor", "Windsurf", "Claude code", "Gemini CLI", "ChatGPT Codex", "Cline", "RooCode", "Amazon Q Developer", "JetBrainsAI" , "None of the above"],
"name": "ide_choice",
}
]
ide_result = prompt(ide_questions)
ide_choice = ide_result.get("ide_choice")
if not ide_choice or ide_choice == "None of the above":
console.print("\n[cyan]You can add the MCP server manually to your IDE/CLI.[/cyan]")
return
if ide_choice in ["VS Code", "Cursor", "Claude code", "Gemini CLI", "ChatGPT Codex", "Cline", "Windsurf", "RooCode", "Amazon Q Developer , JetBrainsAI"]:
console.print(f"\n[bold cyan]Configuring for {ide_choice}...[/bold cyan]")
if ide_choice == "Amazon Q Developer":
convert_mcp_json_to_yaml()
return
config_paths = {
"VS Code": [
Path.home() / ".config" / "Code" / "User" / "settings.json",
Path.home() / "Library" / "Application Support" / "Code" / "User" / "settings.json",
Path.home() / "AppData" / "Roaming" / "Code" / "User" / "settings.json"
],
"Cursor": [
Path.home() / ".cursor" / "settings.json",
Path.home() / ".config" / "cursor" / "settings.json",
Path.home() / "Library" / "Application Support" / "cursor" / "settings.json",
Path.home() / "AppData" / "Roaming" / "cursor" / "settings.json",
Path.home() / ".config" / "Cursor" / "User" / "settings.json",
],
"Windsurf": [
Path.home() / ".windsurf" / "settings.json",
Path.home() / ".config" / "windsurf" / "settings.json",
Path.home() / "Library" / "Application Support" / "windsurf" / "settings.json",
Path.home() / "AppData" / "Roaming" / "windsurf" / "settings.json",
Path.home() / ".config" / "Windsurf" / "User" / "settings.json",
],
"Claude code": [
Path.home() / ".claude.json"
],
"Gemini CLI": [
Path.home() / ".gemini" / "settings.json"
],
"ChatGPT Codex": [
Path.home() / ".openai" / "mcp_settings.json",
Path.home() / ".config" / "openai" / "settings.json",
Path.home() / "AppData" / "Roaming" / "OpenAI" / "settings.json"
],
"Cline": [
Path.home() / ".config" / "Code" / "User" / "globalStorage" / "saoudrizwan.claude-dev" / "settings" / "cline_mcp_settings.json",
Path.home() / ".config" / "Code - OSS" / "User" / "globalStorage" / "saoudrizwan.claude-dev" / "settings" / "cline_mcp_settings.json",
Path.home() / "Library" / "Application Support" / "Code" / "User" / "globalStorage" / "saoudrizwan.claude-dev" / "settings" / "cline_mcp_settings.json",
Path.home() / "AppData" / "Roaming" / "Code" / "User" / "globalStorage" / "saoudrizwan.claude-dev" / "settings" / "cline_mcp_settings.json"
],
"JetBrainsAI": find_jetbrains_mcp_config(), #only for jetbrains ide
"RooCode": [
Path.home() / ".config" / "Code" / "User" / "settings.json", # Linux
Path.home() / "AppData" / "Roaming" / "Code" / "User" / "settings.json", # Windows
Path.home() / "Library" / "Application Support" / "Code" / "User" / "settings.json" # macOS
]
}
target_path = None
paths_to_check = config_paths.get(ide_choice, [])
for path in paths_to_check:
if path.exists():
target_path = path
break
if not target_path:
# If file doesn't exist, check if parent directory exists
for path in paths_to_check:
if path.parent.exists():
target_path = path
break
if not target_path:
console.print(f"[yellow]Could not automatically find or create the configuration directory for {ide_choice}.[/yellow]")
console.print("Please add the MCP configuration manually from the `mcp.json` file generated above.")
return
console.print(f"Using configuration file at: {target_path}")
try:
with open(target_path, "r") as f:
try:
settings = json.load(f)
except json.JSONDecodeError:
settings = {}
except FileNotFoundError:
settings = {}
if not isinstance(settings, dict):
console.print(f"[red]Error: Configuration file at {target_path} is not a valid JSON object.[/red]")
return
if "mcpServers" not in settings:
settings["mcpServers"] = {}
settings["mcpServers"].update(mcp_config["mcpServers"])
try:
with open(target_path, "w") as f:
json.dump(settings, f, indent=2)
console.print(f"[green]Successfully updated {ide_choice} configuration.[/green]")
except Exception as e:
console.print(f"[red]Failed to write to configuration file: {e}[/red]")
def get_project_root() -> Path:
"""Always return the directory where the user runs `cgc` (CWD)."""
return Path.cwd()
def run_command(command, console, shell=False, check=True, input_text=None):
"""
Runs a command, captures its output, and handles execution.
Returns the completed process object on success, None on failure.
"""
cmd_str = command if isinstance(command, str) else ' '.join(command)
console.print(f"[cyan]$ {cmd_str}[/cyan]")
try:
process = subprocess.run(
command,
shell=shell,
check=check,
capture_output=True, # Always capture to control what gets displayed
text=True,
timeout=300,
input=input_text
)
return process
except subprocess.CalledProcessError as e:
console.print(f"[bold red]Error executing command:[/bold red] {cmd_str}")
if e.stdout:
console.print(f"[red]STDOUT: {e.stdout}[/red]")
if e.stderr:
console.print(f"[red]STDERR: {e.stderr}[/red]")
return None
except subprocess.TimeoutExpired:
console.print(f"[bold red]Command timed out:[/bold red] {cmd_str}")
return None
def run_setup_wizard():
"""Guides the user through setting up CodeGraphContext."""
console.print("[bold cyan]Welcome to the CodeGraphContext Setup Wizard![/bold cyan]")
questions = [
{
"type": "list",
"message": "Where do you want to setup your Neo4j database?",
"choices": [
"Local (Recommended: I'll help you run it on this machine)",
"Hosted (Connect to a remote database like AuraDB)",
"I already have an existing neo4j instance running.",
],
"name": "db_location",
}
]
result = prompt(questions)
db_location = result.get("db_location")
if db_location and "Hosted" in db_location:
setup_hosted_db()
elif db_location and "Local" in db_location:
setup_local_db()
elif db_location:
setup_existing_db()
def find_latest_neo4j_creds_file():
"""Finds the latest Neo4j credentials file in the Downloads folder."""
downloads_path = Path.home() / "Downloads"
if not downloads_path.exists():
return None
cred_files = list(downloads_path.glob("Neo4j*.txt"))
if not cred_files:
return None
latest_file = max(cred_files, key=lambda f: f.stat().st_mtime)
return latest_file
def setup_existing_db():
"""Guides user to configure an existing Neo4j instance."""
console.print("\nTo connect to an existing Neo4j database, you'll need your connection credentials.")
console.print("If you don't have credentials for the database, you can create a new one using 'Local' installation in the previous menu.")
questions = [
{
"type": "list",
"message": "How would you like to add your Neo4j credentials?",
"choices": ["Add credentials from file", "Add credentials manually"],
"name": "cred_method",
}
]
result = prompt(questions)
cred_method = result.get("cred_method")
creds = {}
if cred_method and "file" in cred_method:
latest_file = find_latest_neo4j_creds_file()
file_to_parse = None
if latest_file:
confirm_questions = [
{
"type": "confirm",
"message": f"Found a credentials file: {latest_file}. Use this file?",
"name": "use_latest",
"default": True,
}
]
if prompt(confirm_questions).get("use_latest"):
file_to_parse = latest_file
if not file_to_parse:
path_questions = [
{"type": "input", "message": "Please enter the path to your credentials file:", "name": "cred_file_path"}
]
file_path_str = prompt(path_questions).get("cred_file_path", "")
file_path = Path(file_path_str.strip())
if file_path.exists() and file_path.is_file():
file_to_parse = file_path
else:
console.print("[red]❌ The specified file path does not exist or is not a file.[/red]")
return
if file_to_parse:
try:
with open(file_to_parse, "r") as f:
for line in f:
if "=" in line:
key, value = line.strip().split("=", 1)
if key == "NEO4J_URI":
creds["uri"] = value
elif key == "NEO4J_USERNAME":
creds["username"] = value
elif key == "NEO4J_PASSWORD":
creds["password"] = value
except Exception as e:
console.print(f"[red]❌ Failed to parse credentials file: {e}[/red]")
return
elif cred_method: # Manual entry
console.print("Please enter your Neo4j connection details.")
# Loop until valid credentials are provided
while True:
questions = [
{"type": "input", "message": "URI (e.g., 'neo4j://localhost:7687'):", "name": "uri", "default": "neo4j://localhost:7687"},
{"type": "input", "message": "Username:", "name": "username", "default": "neo4j"},
{"type": "password", "messag
BE9D
e": "Password:", "name": "password"},
]
manual_creds = prompt(questions)
if not manual_creds:
return # User cancelled
# Validate the user input
console.print("\n[cyan]🔍 Validating configuration...[/cyan]")
is_valid, validation_error = DatabaseManager.validate_config(
manual_creds.get("uri", ""),
manual_creds.get("username", ""),
manual_creds.get("password", "")
)
if not is_valid:
console.print(validation_error)
console.print("\n[red]❌ Invalid configuration. Please try again.[/red]\n")
continue # Ask for input again
console.print("[green]✅ Configuration format is valid[/green]")
# Test the connection
console.print("\n[cyan]🔗 Testing connection...[/cyan]")
is_connected, error_msg = DatabaseManager.test_connection(
manual_creds.get("uri", ""),
manual_creds.get("username", ""),
manual_creds.get("password", "")
)
if not is_connected:
console.print(error_msg)
retry = prompt([{"type": "confirm", "message": "Connection failed. Try again with different credentials?", "name": "retry", "default": True}])
if not retry.get("retry"):
return
continue # Ask for input again
console.print("[green]✅ Connection successful![/green]")
creds = manual_creds
break # Exit loop with valid credentials
if creds.get("uri") and creds.get("password"):
_generate_mcp_json(creds)
else:
console.print("[red]❌ Incomplete credentials. Please try again.[/red]")
def setup_hosted_db():
"""Guides user to configure a remote Neo4j instance."""
console.print("\nTo connect to a hosted Neo4j database, you'll need your connection credentials.")
console.print("[yellow]Warning: You are configuring to connect to a remote/hosted Neo4j database. Ensure your credentials are secure.[/yellow]")
console.print("If you don't have a hosted database, you can create a free one at [bold blue]https://neo4j.com/product/auradb/[/bold blue] (click 'Start free').")
questions = [
{
"type": "list",
"message": "How would you like to add your Neo4j credentials?",
"choices": ["Add credentials from file", "Add credentials manually"],
"name": "cred_method",
}
]
result = prompt(questions)
cred_method = result.get("cred_method")
creds = {}
if cred_method and "file" in cred_method:
latest_file = find_latest_neo4j_creds_file()
file_to_parse = None
if latest_file:
confirm_questions = [
{
"type": "confirm",
"message": f"Found a credentials file: {latest_file}. Use this file?",
"name": "use_latest",
"default": True,
}
]
if prompt(confirm_questions).get("use_latest"):
file_to_parse = latest_file
if not file_to_parse:
path_questions = [
{"type": "input", "message": "Please enter the path to your credentials file:", "name": "cred_file_path"}
]
file_path_str = prompt(path_questions).get("cred_file_path", "")
file_path = Path(file_path_str.strip())
if file_path.exists() and file_path.is_file():
file_to_parse = file_path
else:
console.print("[red]❌ The specified file path does not exist or is not a file.[/red]")
return
if file_to_parse:
try:
with open(file_to_parse, "r") as f:
for line in f:
if "=" in line:
key, value = line.strip().split("=", 1)
if key == "NEO4J_URI":
creds["uri"] = value
elif key == "NEO4J_USERNAME":
creds["username"] = value
elif key == "NEO4J_PASSWORD":
creds["password"] = value
except Exception as e:
console.print(f"[red]❌ Failed to parse credentials file: {e}[/red]")
return
elif cred_method: # Manual entry
console.print("Please enter your remote Neo4j connection details.")
# Loop until valid credentials are provided
while True:
questions = [
{"type": "input", "message": "URI (e.g., neo4j+s://xxxx.databases.neo4j.io):", "name": "uri"},
{"type": "input", "message": "Username:", "name": "username", "default": "neo4j"},
{"type": "password", "message": "Password:", "name": "password"},
]
manual_creds = prompt(questions)
if not manual_creds:
return # User cancelled
# Validate the user input
console.print("\n[cyan]🔍 Validating configuration...[/cyan]")
is_valid, validation_error = DatabaseManager.validate_config(
manual_creds.get("uri", ""),
manual_creds.get("username", ""),
manual_creds.get("password", "")
)
if not is_valid:
console.print(validation_error)
console.print("\n[red]❌ Invalid configuration. Please try again.[/red]\n")
continue # Ask for input again
console.print("[green]✅ Configuration format is valid[/green]")
# Test the connection
console.print("\n[cyan]🔗 Testing connection...[/cyan]")
is_connected, error_msg = DatabaseManager.test_connection(
manual_creds.get("uri", ""),
manual_creds.get("username", ""),
manual_creds.get("password", "")
)
if not is_connected:
console.print(error_msg)
retry = prompt([{"type": "confirm", "message": "Connection failed. Try again with different credentials?", "name": "retry", "default": True}])
if not retry.get("retry"):
return
continue # Ask for input again
console.print("[green]✅ Connection successful![/green]")
creds = manual_creds
break
if creds.get("uri") and creds.get("password"):
_generate_mcp_json(creds)
else:
console.print("[red]❌ Incomplete credentials. Please try again.[/red]")
def setup_local_db():
"""Guides user to set up a local Neo4j instance."""
questions = [
{
"type": "list",
"message": "How would you like to run Neo4j locally?",
"choices": ["Docker (Easiest)", "Local Binary (Advanced)"],
"name": "local_method",
}
]
result = prompt(questions)
local_method = result.get("local_method")
if local_method and "Docker" in local_method:
setup_docker()
elif local_method:
if platform.system() == "Darwin":
# lazy import to avoid circular import
from .setup_macos import setup_macos_binary
setup_macos_binary(console, prompt, run_command, _generate_mcp_json)
else:
setup_local_binary()
def setup_docker():
"""Creates Docker files and runs docker-compose for Neo4j."""
console.print("\n[bold cyan]Setting up Neo4j with Docker...[/bold cyan]")
# Prompt for password first
console.print("Please set a secure password for your Neo4j database:")
password_questions = [
{"type": "password", "message": "Enter Neo4j password:", "name": "password"},
{"type": "password", "message": "Confirm password:", "name": "password_confirm"},
]
while True:
passwords = prompt(password_questions)
if not passwords:
return # User cancelled
password = passwords.get("password", "")
if password and password == passwords.get("password_confirm"):
break
console.print("[red]Passwords do not match or are empty. Please try again.[/red]")
# Create data directories
neo4j_dir = Path.cwd() / "neo4j_data"
for subdir in ["data", "logs", "conf", "plugins"]:
(neo4j_dir / subdir).mkdir(parents=True, exist_ok=True)
# Fixed docker-compose.yml content
docker_compose_content = f"""
services:
neo4j:
image: neo4j:5.21
container_name: neo4j-cgc
restart: unless-stopped
ports:
- "7474:7474"
- "7687:7687"
environment:
- NEO4J_AUTH=neo4j/{password}
- NEO4J_ACCEPT_LICENSE_AGREEMENT=yes
volumes:
- neo4j_data:/data
- neo4j_logs:/logs
volumes:
neo4j_data:
neo4j_logs:
"""
# Write docker-compose.yml
compose_file = Path.cwd() / "docker-compose.yml"
with open(compose_file, "w") as f:
f.write(docker_compose_content)
console.print("[green]✅ docker-compose.yml created with secure password.[/green]")
# Validate configuration format before attempting Docker operations
console.print("\n[cyan]🔍 Validating configuration...[/cyan]")
is_valid, validation_error = DatabaseManager.validate_config(
DEFAULT_NEO4J_URI,
DEFAULT_NEO4J_USERNAME,
password
)
if not is_valid:
console.print(validation_error)
console.print("\n[red]❌ Configuration validation failed. Please fix the issues and try again.[/red]")
return
console.print("[green]✅ Configuration format is valid[/green]")
# Check if Docker is running
docker_check = run_command(["docker", "--version"], console, check=False)
if not docker_check:
console.print("[red]❌ Docker is not installed or not running. Please install Docker first.[/red]")
return
# Check if docker-compose is available
compose_check = run_command(["docker", "compose", "version"], console, check=False)
if not compose_check:
console.print("[red]❌ Docker Compose is not available. Please install Docker Compose.[/red]")
return
confirm_q = [{"type": "confirm", "message": "Ready to launch Neo4j in Docker?", "name": "proceed", "default": True}]
if not prompt(confirm_q).get("proceed"):
return
try:
# Pull the image first
console.print("[cyan]Pulling Neo4j Docker image...[/cyan]")
pull_process = run_command(["docker", "pull", "neo4j:5.21"], console, check=True)
if not pull_process:
console.print("[yellow]⚠️ Could not pull image, but continuing anyway...[/yellow]")
# Start containers
console.print("[cyan]Starting Neo4j container...[/cyan]")
docker_process = run_command(["docker", "compose", "up", "-d"], console, check=True)
if docker_process:
console.print("[bold green]🚀 Neo4j Docker container started successfully![/bold green]")
# Wait for Neo4j to be ready
console.print("[cyan]Waiting for Neo4j to be ready (this may take 30-60 seconds)...[/cyan]")
# Try to connect for up to 2 minutes
max_attempts = 24 # 24 * 5 seconds = 2 minutes
for attempt in range(max_attempts):
time.sleep(5)
# Check if container is still running
status_check = run_command(["docker", "compose", "ps", "-q", "neo4j"], console, check=False)
if not status_check or not status_check.stdout.strip():
console.print("[red]❌ Neo4j container stopped unexpectedly. Check logs with: docker compose logs neo4j[/red]")
return
# updated test_connection method
console.print(f"[yellow]Testing connection... (attempt {attempt + 1}/{max_attempts})[/yellow]")
is_connected, error_msg = DatabaseManager.test_connection(DEFAULT_NEO4J_URI, DEFAULT_NEO4J_USERNAME, password)
if is_connected:
console.print("[bold green]✅ Neo4j is ready and accepting connections![/bold green]")
connection_successful = True
break
else:
# Only show detailed error on last attempt
if attempt == max_attempts - 1:
console.print("\n[red]❌ Neo4j did not become ready within 2 minutes.[/red]")
console.print(error_msg)
console.print("\n[cyan]Troubleshooting:[/cyan]")
console.print(" • Check logs: docker compose logs neo4j")
console.print(" • Verify container is running: docker ps")
console.print(" • Try restarting: docker compose restart")
return
if not connection_successful:
return
# Generate MCP configuration
creds = {
"uri": DEFAULT_NEO4J_URI,
"username": DEFAULT_NEO4J_USERNAME,
"password": password
}
_generate_mcp_json(creds)
console.print("\n[bold green]🎉 Setup complete![/bold green]")
console.print("Neo4j is running at:")
console.print(" • Web interface: http://localhost:7474")
console.print(" • Bolt connection: neo4j://localhost:7687")
console.print("\n[cyan]Useful commands:[/cyan]")
console.print(" • Stop: docker compose down")
console.print(" • Restart: docker compose restart")
console.print(" • View logs: docker compose logs neo4j")
except Exception as e:
console.print(f"[bold red]❌ Failed to start Neo4j Docker container:[/bold red] {e}")
console.print("[cyan]Try checking the logs with: docker compose logs neo4j[/cyan]")
def setup_local_binary():
"""Automates the installation and configuration of Neo4j on Ubuntu/Debian."""
os_name = platform.system()
console.print(f"Detected Operating System: [bold yellow]{os_name}[/bold yellow]")
if os_name != "Linux" or not os.path.exists("/etc/debian_version"):
console.print("[yellow]Automated installer is designed for Debian-based systems (like Ubuntu).[/yellow]")
console.print(f"For other systems, please follow the manual installation guide: [bold blue]https://neo4j.com/docs/operations-manual/current/installation/[/bold blue]")
return
console.print("[bold]Starting automated Neo4j installation for Ubuntu/Debian.[/bold]")
console.print("[yellow]This will run several commands with 'sudo'. You will be prompted for your password.[/yellow]")
confirm_q = [{"type": "confirm", "message": "Do you want to proceed?", "name": "proceed", "default": True}]
if not prompt(confirm_q).get("proceed"):
return
NEO4J_VERSION = "1:5.21.0"
install_commands = [
("Creating keyring directory", ["sudo", "mkdir", "-p", "/etc/apt/keyrings"]),
("Adding Neo4j GPG key", "wget -qO- https://debian.neo4j.com/neotechnology.gpg.key | sudo gpg --dearmor --yes -o /etc/apt/keyrings/neotechnology.gpg", True),
("Adding Neo4j repository", "echo 'deb [signed-by=/etc/apt/keyrings/neotechnology.gpg] https://debian.neo4j.com stable 5' | sudo tee /etc/apt/sources.list.d/neo4j.list > /dev/null", True),
("Updating apt sources", ["sudo", "apt-get", "-qq", "update"]),
(f"Installing Neo4j ({NEO4J_VERSION}) and Cypher Shell", ["sudo", "apt-get", "install", "-qq", "-y", f"neo4j={NEO4J_VERSION}", "cypher-shell"])
]
for desc, cmd, use_shell in [(c[0], c[1], c[2] if len(c) > 2 else False) for c in install_commands]:
console.print(f"\n[bold]Step: {desc}...[/bold]")
if not run_command(cmd, console, shell=use_shell):
console.print(f"[bold red]Failed on step: {desc}. Aborting installation.[/bold]")
return
console.print("\n[bold green]Neo4j installed successfully![/bold green]")
console.print("\n[bold]Please set the initial password for the 'neo4j' user.""")
new_password = ""
while True:
questions = [
{"type": "password", "message": "Enter a new password for Neo4j:", "name": "password"},
{"type": "password", "message": "Confirm the new password:", "name": "password_confirm"},
]
passwords = prompt(questions)
if not passwords: return # User cancelled
new_password = passwords.get("password")
if new_password and new_password == passwords.get("password_confirm"):
break
console.print("[red]Passwords do not match or are empty. Please try again.[/red]")
console.print("\n[bold]Stopping Neo4j to set the password...""")
if not run_command(["sudo", "systemctl", "stop", "neo4j"], console):
console.print("[bold red]Could not stop Neo4j service. Aborting.[/bold red]")
return
console.print("\n[bold]Setting initial password using neo4j-admin...""")
pw_command = ["sudo", "-u", "neo4j", "neo4j-admin", "dbms", "set-initial-password", new_password]
if not run_command(pw_command, console, check=True):
console.print("[bold red]Failed to set the initial password. Please check the logs.[/bold red]")
run_command(["sudo", "systemctl", "start", "neo4j"], console)
return
console.print("\n[bold]Starting Neo4j service...""")
if not run_command(["sudo", "systemctl", "start", "neo4j"], console):
console.print("[bold red]Failed to start Neo4j service after setting password.[/bold red]")
return
console.print("\n[bold]Enabling Neo4j service to start on boot...""")
if not run_command(["sudo", "systemctl", "enable", "neo4j"], console):
console.print("[bold yellow]Could not enable Neo4j service. You may need to start it manually after reboot.[/bold yellow]")
console.print("[bold green]Password set and service started.[/bold green]")
console.print("\n[yellow]Waiting 10 seconds for the database to become available...""")
time.sleep(10)
creds = {
"uri": "neo4j://localhost:7687",
"username": "neo4j",
"password": new_password
}
_generate_mcp_json(creds)
console.print("\n[bold green]All done! Your local Neo4j instance is ready to use.[/bold green]")