Added files for meshbook.

This commit is contained in:
Daan
2024-11-25 16:55:24 +01:00
parent 4df3fec888
commit 5fd11dba0c
6 changed files with 316 additions and 0 deletions

3
.gitignore vendored
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*.conf
venv
# Byte-compiled / optimized / DLL files
__pycache__/
*.py[cod]

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---
name: Ping Multiple Points
company: Temp-Agents
#device: MSI
tasks:
- name: Ping CloudFlare
command: "ping 1.1.1.1 -c 4"
- name: ping Googoogle
command: "ping 8.8.8.8 -c 4"

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---
name: Refresh the apt cache
company: Temp-Agents
#device: MSI
tasks:
- name: refresh the cache
command: "apt update"
- name: display available upgrades
command: "apt list --upgradable"

283
meshbook/meshbook.py Normal file
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#!/bin/python3
import argparse
import asyncio
from base64 import b64encode
from configparser import ConfigParser
import json
import os
import yaml
import websockets
sequence = 0
response_counter = 0
expected_responses = 0
basic_ready_state = asyncio.Event()
ready_for_next = asyncio.Event()
global_list = []
class ScriptEndTrigger(Exception):
"""Custom Exception to handle script termination events."""
pass
class MeshcallerUtilities:
"""Helper utility functions for the Meshcaller application."""
@staticmethod
def base64_encode(string: str) -> str:
"""Encode a string in Base64 format."""
return b64encode(string.encode('utf-8')).decode()
@staticmethod
def read_yaml(file_path: str) -> dict:
"""Read a YAML file and return its content as a dictionary."""
with open(file_path, 'r') as file:
return yaml.safe_load(file)
@staticmethod
def get_target_ids(company: str = None, device: str = None) -> list:
"""Retrieve target IDs based on company or device."""
ids = []
for entry in global_list:
nodes = entry.get('nodes', [])
if company and not device:
if entry.get('mesh_name') == company:
ids.extend(node['node_id'] for node in nodes if node.get('powered_on'))
elif device and not company:
for node in nodes:
if node['node_name'] == device and node.get('powered_on'):
return [node['node_id']] # Immediate return for single device
elif not company and not device:
ids.extend(node['node_id'] for node in nodes if node.get('powered_on'))
return ids
@staticmethod
def load_config(conffile: str = None, segment: str = 'meshcentral-service') -> ConfigParser:
"""Load and return the configuration from a file."""
conffile = conffile or './api.conf'
if not os.path.exists(conffile):
raise ScriptEndTrigger(f'Missing config file {conffile}. Provide an alternative path.')
try:
my_config = ConfigParser()
my_config.read(conffile)
except Exception as err:
raise ScriptEndTrigger(f'Error reading config file {conffile}: {err}')
if segment not in my_config:
raise ScriptEndTrigger(f'Segment "{segment}" not found in config file {conffile}.')
return my_config[segment]
class MeshcallerWebSocket:
"""Handles WebSocket connections and interactions."""
def __init__(self):
self.meshsocket = None
self.received_response_queue = asyncio.Queue()
async def ws_on_open(self):
"""Called when WebSocket connection is established."""
if not args.silent:
print('Connection established.')
async def ws_on_close(self):
"""Called when WebSocket connection is closed."""
print('Connection closed by remote host.')
raise ScriptEndTrigger("WebSocket connection closed.")
async def ws_on_message(self, message: str):
"""Processes incoming WebSocket messages."""
try:
received_response = json.loads(message)
await self.received_response_queue.put(received_response)
except json.JSONDecodeError:
print("Error processing:", message)
raise ScriptEndTrigger("Failed to decode JSON message.")
async def ws_send_data(self, message: str):
"""Send data to the WebSocket server."""
if not self.meshsocket:
raise ScriptEndTrigger("WebSocket connection not established. Unable to send data.")
if not args.silent:
print('Sending data to the server.')
await self.meshsocket.send(message)
async def gen_simple_list(self):
"""Send requests to retrieve mesh and node lists."""
await self.ws_send_data(json.dumps({'action': 'meshes', 'responseid': 'meshctrl'}))
await self.ws_send_data(json.dumps({'action': 'nodes', 'responseid': 'meshctrl'}))
async def ws_handler(self, uri: str, username: str, password: str):
"""Main WebSocket connection handler."""
login_string = f'{MeshcallerUtilities.base64_encode(username)},{MeshcallerUtilities.base64_encode(password)}'
ws_headers = {'User-Agent': 'MeshCentral API client', 'x-meshauth': login_string}
if not args.silent:
print("Attempting WebSocket connection...")
try:
async with websockets.connect(uri, extra_headers=ws_headers) as meshsocket:
self.meshsocket = meshsocket
await self.ws_on_open()
await self.gen_simple_list()
while True:
try:
message = await meshsocket.recv()
await self.ws_on_message(message)
except websockets.ConnectionClosed:
await self.ws_on_close()
break
except ScriptEndTrigger as e:
print(f"WebSocket handler terminated: {e}")
except Exception as e:
print(f"An error occurred: {e}")
class MeshcallerProcessor:
"""Processes data received from the WebSocket."""
def __init__(self):
self.basic_temp_list = []
def handle_basic_data(self, data):
"""Handles basic data from the server."""
if not args.silent:
print("Processing received basic data...")
self.basic_temp_list.append(data)
if len(self.basic_temp_list) < 2:
return
temp_dict = {}
for entry in self.basic_temp_list:
if isinstance(entry, list):
for mesh in entry:
if mesh.get("type") == "mesh":
mesh_id = mesh["_id"]
temp_dict[mesh_id] = {
"mesh_name": mesh.get("name", "Unknown Mesh"),
"mesh_desc": mesh.get("desc", "No description"),
"nodes": []
}
elif isinstance(entry, dict):
for mesh_id, nodes in entry.items():
if mesh_id in temp_dict:
temp_dict[mesh_id]["nodes"].extend(nodes)
else:
temp_dict[mesh_id] = {
"mesh_name": "Unknown Mesh",
"mesh_desc": "No description",
"nodes": nodes
}
for mesh_id, details in temp_dict.items():
global_list.append({
"mesh_name": details["mesh_name"],
"mesh_id": mesh_id,
"nodes": [
{
"node_id": node["_id"],
"node_name": node.get("name", "Unknown Node"),
"powered_on": node.get("pwr") == 1
}
for node in details["nodes"]
]
})
basic_ready_state.set()
async def receive_processor(self, python_client: MeshcallerWebSocket):
"""Processes messages received from the WebSocket."""
global response_counter
while True:
message = await python_client.received_response_queue.get()
action_type = message.get('action')
if action_type in ('meshes', 'nodes'):
self.handle_basic_data(message[action_type])
elif action_type == 'msg':
print(json.dumps(message, indent=4))
response_counter += 1 # Increment response counter
ready_for_next.set()
elif not args.silent:
print("Ignored action:", action_type)
class MeshcallerActions:
"""Processes playbook actions."""
@staticmethod
async def process_arguments(python_client: MeshcallerWebSocket, playbook_path: str):
"""Executes tasks defined in the playbook."""
global response_counter, expected_responses
await basic_ready_state.wait()
playbook_yaml = MeshcallerUtilities.read_yaml(playbook_path)
target_ids = MeshcallerUtilities.get_target_ids(
company=playbook_yaml.get('company'),
device=playbook_yaml.get('device')
)
if not target_ids:
raise ScriptEndTrigger("No targets found.")
run_command_template = {
'action': 'runcommands',
'nodeids': target_ids,
'type': 0,
'cmds': None,
'runAsUser': 0,
'responseid': 'meshctrl',
'reply': True
}
# Calculate the total expected responses: tasks x target nodes
expected_responses = len(playbook_yaml['tasks']) * len(target_ids)
for task in playbook_yaml['tasks']:
run_command_template["cmds"] = task['command']
ready_for_next.clear()
await python_client.ws_send_data(json.dumps(run_command_template))
await ready_for_next.wait()
# Wait until all expected responses are received
while response_counter < expected_responses:
await asyncio.sleep(1)
# Exit gracefully
raise ScriptEndTrigger("All tasks completed successfully.")
async def main():
parser = argparse.ArgumentParser(description="Process command-line arguments")
parser.add_argument("--conf", type=str, help="Path for the API configuration file (default: ./api.conf).")
parser.add_argument("-pb", "--playbook", type=str, help="Path to the playbook file.", required=True)
parser.add_argument("-s", "--silent", action="store_true", help="Suppress terminal output.")
global args
args = parser.parse_args()
try:
credentials = MeshcallerUtilities.load_config(args.conf)
python_client = MeshcallerWebSocket()
processor = MeshcallerProcessor()
websocket_task = asyncio.create_task(python_client.ws_handler(
credentials['websocket_url'],
credentials['username'],
credentials['password']
))
processor_task = asyncio.create_task(processor.receive_processor(python_client))
await MeshcallerActions.process_arguments(python_client, args.playbook)
await asyncio.gather(websocket_task, processor_task)
except ScriptEndTrigger as e:
if not args.silent:
print(e)
if __name__ == "__main__":
asyncio.run(main())

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asyncio
argparse
configparser
json
pyyaml
websockets

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[meshcentral-service]
websocket_url =
username =
password =