133 lines
5.2 KiB
Python
Executable File
133 lines
5.2 KiB
Python
Executable File
#!/usr/bin/env python3
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# This script is free software.
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#
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# Copyright (C) 2024, Rudi Klein.
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# All rights reserved.
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#
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# This program is free software; you can redistribute it
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# and/or modify it under the terms of the GNU General Public
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# License (version 2) as published by the FSF - Free Software
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# Foundation.
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#
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# This script is executed by the active response script (custom-active-response.py), which is triggered by rules firing.
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#
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# ntfy (pronounced notify) is a simple HTTP-based pub-sub notification service.
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# It allows you to send notifications to your phone or desktop via scripts from any computer, and/or using a REST API.
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# It's infinitely flexible, and 100% free software. For more information: https://ntfy.sh.
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import json
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import requests
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import getopt
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import sys
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from wazuh_notifier_lib import set_env as se
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from wazuh_notifier_lib import set_time as st
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from wazuh_notifier_lib import import_config as ic
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from wazuh_notifier_lib import view_config as vc
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# Get path values
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wazuh_path, ar_path, config_path = se()
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# Get time value
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now_message, now_logging = st()
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# the POST builder
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def ntfy_command(n_server, n_sender, n_destination, n_priority, n_message, n_tags, n_click):
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n_header = ""
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if n_sender != "": n_header = n_header + '"Title"' + ": " + '"' + n_sender + '"' + ", "
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if n_tags != "": n_header = n_header + '"Tags"' + ": " + '"' + n_tags + '"' + ", "
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if n_click != "": n_header = n_header + '"Click"' + ": " + '"' + n_click + '"' + ", "
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if n_priority != "": n_header = n_header + '"Priority"' + ": " + '"' + n_priority + '"'
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n_header = json.loads("{" + n_header + "}")
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x_message = now_message + "\n\n" + n_message
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# todo POST the request **** NEEDS future TRY ****
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requests.post(n_server + n_destination, data=x_message, headers=n_header)
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# Remove 1st argument from the list of command line arguments
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argument_list = sys.argv[1:]
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# Short options
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options: str = "u:s:d:p:m:t:c:hv"
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# Long options
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long_options: list = ["server=", "sender=", "destination=", "priority=", "message=", "tags=", "click", "help", "view"]
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# Setting some minimal defaults in case the yaml config isn't available
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d_server: str = "https://ntfy.sh/"
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d_sender: str = "Security message"
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d_destination: str = "phil_alerts"
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d_priority: str = "5"
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d_message: str = "Test message"
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d_tags: str = "informational, testing, hard-coded"
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d_click: str = "https://google.com"
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# Use the values from the config yaml if available. Overrides the minimal defaults.
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server = d_server if (ic("ntfy_server") is None) else ic("ntfy_server")
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sender = d_sender if (ic("ntfy_sender") is None) else ic("ntfy_sender")
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destination = d_destination if (ic("ntfy_destination") is None) else ic("ntfy_destination")
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priority = d_priority if (ic("ntfy_priority") is None) else ic("ntfy_priority")
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message = d_message if (ic("ntfy_message") is None) else ic("ntfy_message")
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tags = d_tags if (ic("ntfy_tags") is None) else ic("ntfy_tags")
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click = d_click if (ic("ntfy_click") is None) else ic("ntfy_click")
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help_text: str = """
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-u, --server is the URL of the NTFY server, ending with a "/". Default is https://ntfy.sh/.
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-s, --sender is the sender of the message, either an app name or a person. Default is "Wazuh (IDS)".
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-d, --destination is the NTFY subscription, to send the message to. Default is none.
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-p, --priority is the priority of the message, ranging from 1 (highest), to 5 (lowest). Default is 5.
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-m, --message is the text of the message to be sent. Default is "Test message".
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-t, --tags is an arbitrary strings of tags (keywords), seperated by a "," (comma). Default is "informational, testing, hard-coded".
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-c, --click is a link (URL) that can be followed by tapping/clicking inside the message. Default is https://google.com.
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-h, --help shows this help message. Must have no value argument.
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-v, --view show config.
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"""
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# Get params during execution. Params found here, override minimal defaults and/or config settings.
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try:
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# Parsing argument
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arguments, values = getopt.getopt(argument_list, options, long_options)
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# Checking each argument
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for current_argument, current_value in arguments:
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if current_argument in ("-h", "--help"):
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print(help_text)
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exit()
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elif current_argument in ("-v", "--view"):
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vc()
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exit()
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elif current_argument in ("-u", "--server"):
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server = current_value
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elif current_argument in ("-s", "--sender"):
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sender = current_value
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elif current_argument in ("-d", "--destination"):
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destination = current_value
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elif current_argument in ("-p", "--priority"):
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priority = current_value
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elif current_argument in ("-m", "--message"):
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message = current_value
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elif current_argument in ("-t", "--tags"):
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tags = current_value
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elif current_argument in ("-c", "--click"):
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click = current_value
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except getopt.error as err:
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# output error, and return with an error code
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print(str(err))
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# Finally, execute the POST request
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ntfy_command(server, sender, destination, priority, message, tags, click)
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