madiator-docker-runpod/official-templates/better-ai-launcher/app/utils/ssh_utils.py

69 lines
2.3 KiB
Python

import os
import subprocess
import json
SSH_CONFIG_FILE = '/etc/ssh/sshd_config'
SSH_PASSWORD_FILE = '/workspace/.ssh_password'
def save_ssh_password(password):
with open(SSH_PASSWORD_FILE, 'w') as f:
json.dump({'password': password}, f)
def get_ssh_password():
if os.path.exists(SSH_PASSWORD_FILE):
with open(SSH_PASSWORD_FILE, 'r') as f:
data = json.load(f)
return data.get('password')
return None
def check_ssh_config():
try:
with open('/etc/ssh/sshd_config', 'r') as f:
config = f.read()
root_login = 'PermitRootLogin yes' in config.split('\n')
password_auth = 'PasswordAuthentication yes' in config.split('\n')
print(f"Root login enabled: {root_login}")
print(f"Password authentication enabled: {password_auth}")
return root_login, password_auth
except Exception as e:
print(f"Error checking SSH config: {e}")
return False, False
def setup_ssh():
try:
print("Setting up SSH configuration...")
# Check for SSH host keys
print("Checking for SSH host keys...")
if not os.path.exists('/etc/ssh/ssh_host_ed25519_key'):
print("SSH host keys not found. Generating new host keys...")
subprocess.run(['ssh-keygen', '-t', 'ed25519', '-f', '/etc/ssh/ssh_host_ed25519_key', '-N', '""'], check=True)
subprocess.run(['ssh-keygen', '-t', 'rsa', '-b', '4096', '-f', '/etc/ssh/ssh_host_rsa_key', '-N', '""'], check=True)
print("SSH host keys generated successfully.")
else:
print("SSH host keys are already present.")
# Check if PUBLIC_KEY is set
public_key = os.environ.get('PUBLIC_KEY', '').strip()
if public_key:
# Ensure the .ssh directory exists
os.makedirs('/root/.ssh', exist_ok=True)
# Add the public key to authorized_keys
with open('/root/.ssh/authorized_keys', 'w') as f:
f.write(public_key + '\n')
# Set correct permissions
os.chmod('/root/.ssh', 0o700)
os.chmod('/root/.ssh/authorized_keys', 0o600)
print("SSH Configuration Updated.")
return True
except Exception as e:
print(f"Error setting up SSH: {str(e)}")
return False