Files
NetAlertX/server/plugin_utils.py
2024-07-14 20:48:10 +10:00

308 lines
11 KiB
Python
Executable File

import os
import json
import conf
from logger import mylog
from const import pluginsPath, logPath, apiPath
from helper import timeNowTZ, updateState, get_file_content, write_file, get_setting, get_setting_value
from cryptography import decrypt_data
module_name = 'Plugin utils'
#-------------------------------------------------------------------------------
def logEventStatusCounts(objName, pluginEvents):
status_counts = {} # Dictionary to store counts for each status
for event in pluginEvents:
status = event.status
if status in status_counts:
status_counts[status] += 1
else:
status_counts[status] = 1
for status, count in status_counts.items():
mylog('debug', [f'[{module_name}] In {objName} there are {count} events with the status "{status}" '])
#-------------------------------------------------------------------------------
def print_plugin_info(plugin, elements = ['display_name']):
mylog('verbose', [f'[{module_name}] ---------------------------------------------'])
for el in elements:
res = get_plugin_string(plugin, el)
mylog('verbose', [f'[{module_name}] ', el ,': ', res])
#-------------------------------------------------------------------------------
# Gets the whole setting object
def get_plugin_setting_obj(plugin, function_key):
result = None
for set in plugin['settings']:
if set["function"] == function_key:
result = set
# if result == None:
# mylog('debug', [f'[{module_name}] Setting with "function":"', function_key, '" is missing in plugin: ', get_plugin_string(plugin, 'display_name')])
return result
#-------------------------------------------------------------------------------
# Gets the setting value for a plugin from the default JSON
def get_plugin_setting_value(plugin, function_key):
result = None
for set in plugin['settings']:
if set["function"] == function_key:
result = set
# if result == None:
# mylog('debug', [f'[{module_name}] Setting with "function":"', function_key, '" is missing in plugin: ', get_plugin_string(plugin, 'display_name')])
return result
#-------------------------------------------------------------------------------
# Get localized string value on the top JSON depth, not recursive
def get_plugin_string(props, el):
result = ''
if el in props['localized']:
for val in props[el]:
if val['language_code'] == 'en_us':
result = val['string']
if result == '':
result = 'en_us string missing'
else:
result = props[el]
return result
#-------------------------------------------------------------------------------
# generates a comma separated list of values from a list (or a string representing a list)
def list_to_csv(arr):
tmp = ''
arrayItemStr = ''
mylog('debug', f'[{module_name}] Flattening the below array')
mylog('debug', arr)
mylog('debug', f'[{module_name}] isinstance(arr, list) : {isinstance(arr, list)} | isinstance(arr, str) : {isinstance(arr, str)}')
if isinstance(arr, str):
tmpStr = arr.replace('[','').replace(']','').replace("'", '') # removing brackets and single quotes (not allowed)
if ',' in tmpStr:
# Split the string into a list and trim whitespace
cleanedStr = [tmpSubStr.strip() for tmpSubStr in tmpStr.split(',')]
# Join the list elements using a comma
result_string = ",".join(cleanedStr)
else:
result_string = tmpStr
return result_string
elif isinstance(arr, list):
for arrayItem in arr:
# only one column flattening is supported
if isinstance(arrayItem, list):
arrayItemStr = str(arrayItem[0]).replace("'", '').strip() # removing single quotes - not allowed
else:
# is string already
arrayItemStr = arrayItem
tmp += f'{arrayItemStr},'
tmp = tmp[:-1] # Remove last comma ','
mylog('debug', f'[{module_name}] Flattened array: {tmp}')
return tmp
else:
mylog('none', f'[{module_name}] ⚠ ERROR Could not convert array: {arr}')
#-------------------------------------------------------------------------------
# Combine plugin objects, keep user-defined values, created time, changed time if nothing changed and the index
def combine_plugin_objects(old, new):
new.userData = old.userData
new.index = old.index
new.created = old.created
# Keep changed time if nothing changed
if new.status in ['watched-not-changed']:
new.changed = old.changed
# return the new object, with some of the old values
return new
#-------------------------------------------------------------------------------
# Replace {wildcars} with parameters
def resolve_wildcards_arr(commandArr, params):
mylog('debug', [f'[{module_name}] Pre-Resolved CMD: '] + commandArr)
for param in params:
# mylog('debug', ['[Plugins] key : {', param[0], '}'])
# mylog('debug', ['[Plugins] resolved: ', param[1]])
i = 0
for comPart in commandArr:
commandArr[i] = comPart.replace('{' + str(param[0]) + '}', str(param[1])).replace('{s-quote}',"'")
i += 1
return commandArr
#-------------------------------------------------------------------------------
# Function to extract layer number from "execution_order"
def get_layer(plugin):
order = plugin.get("execution_order", "Layer_N")
if order == "Layer_N":
return float('inf') # Treat as the last layer if "execution_order" is missing
return int(order.split('_')[1])
#-------------------------------------------------------------------------------
def get_plugins_configs():
pluginsList = [] # Create an empty list to store plugin configurations
pluginsListSorted = [] # Sorted by "execution_order" : "Layer_0" first, Layer_N last
# Get a list of top-level directories in the specified pluginsPath
dirs = next(os.walk(pluginsPath))[1]
# Sort the directories list if needed
dirs.sort() # This will sort the directories alphabetically
# Loop through each directory (plugin folder) in dirs
for d in dirs:
# Check if the directory name does not start with "__" to skip python cache
if not d.startswith("__"):
# Check if the 'ignore_plugin' file exists in the plugin folder
ignore_plugin_path = os.path.join(pluginsPath, d, "ignore_plugin")
if not os.path.isfile(ignore_plugin_path):
# Construct the path to the config.json file within the plugin folder
config_path = os.path.join(pluginsPath, d, "config.json")
# Load the contents of the config.json file as a JSON object and append it to pluginsList
pluginsList.append(json.loads(get_file_content(config_path)))
# Sort pluginsList based on "execution_order"
pluginsListSorted = sorted(pluginsList, key=get_layer)
return pluginsListSorted # Return the sorted list of plugin configurations
#-------------------------------------------------------------------------------
def custom_plugin_decoder(pluginDict):
return namedtuple('X', pluginDict.keys())(*pluginDict.values())
#-------------------------------------------------------------------------------
# Handle empty value
def handle_empty(value):
if value == '' or value is None:
value = 'null'
return value
#-------------------------------------------------------------------------------
# Get and return a plugin object based on key-value pairs
# keyValues example: getPluginObject({"Plugin":"MQTT", "Watched_Value4":"someValue"})
def getPluginObject(keyValues):
plugins_objects = apiPath + 'table_plugins_objects.json'
try:
with open(plugins_objects, 'r') as json_file:
data = json.load(json_file)
objectEntries = data.get("data", [])
for item in objectEntries:
# Initialize a flag to check if all key-value pairs match
all_match = True
for key, value in keyValues.items():
if item.get(key) != value:
all_match = False
break # No need to continue checking if one pair doesn't match
if all_match:
return item
mylog('verbose', [f'[{module_name}] 💬 INFO - Object not found {json.dumps(keyValues)} '])
return {}
except (FileNotFoundError, json.JSONDecodeError, ValueError) as e:
# Handle the case when the file is not found, JSON decoding fails, or data is not in the expected format
mylog('verbose', [f'[{module_name}] ⚠ ERROR - JSONDecodeError or FileNotFoundError for file {plugins_objects}'])
return {}
# ------------------------------------------------------------------
# decode any encoded last_result files
def decode_and_rename_files(file_dir, file_prefix):
"""
Decodes and renames files in the specified directory if they are encrypted.
Returns a list of files to be processed and the Sync Hub Node name.
"""
# Initialize the list of files to be processed and Sync Hub Node name
files_to_process = []
# key to decrypt data if SYNC loaded and key available
encryption_key = None
if "SYNC" in get_setting_value('LOADED_PLUGINS'):
encryption_key = get_setting_value('SYNC_encryption_key')
# Check for files starting with the specified prefix
matching_files = [f for f in os.listdir(file_dir) if f.startswith(file_prefix)]
for filename in matching_files:
# Create the full file path
file_path = os.path.join(file_dir, filename)
# Check if the file exists
if os.path.exists(file_path):
# Check if the file name contains "encoded"
if '.encoded.' in filename and encryption_key:
# Decrypt the entire file
with open(file_path, 'r+') as f:
encrypted_data = f.read()
decrypted_data = decrypt_data(encrypted_data, encryption_key)
# Write the decrypted data back to the file
f.seek(0)
f.write(decrypted_data)
f.truncate()
# Rename the file e.g. from last_result.encoded.Node_1.1.log to last_result.decoded.Node_1.1.log
new_filename = filename.replace('.encoded.', '.decoded.')
os.rename(file_path, os.path.join(file_dir, new_filename))
files_to_process.append(new_filename)
else:
files_to_process.append(filename)
else:
mylog('debug', [f'[Plugins] The file {file_path} does not exist'])
return files_to_process