mirror of
https://gitlab.com/crafty-controller/crafty-4.git
synced 2024-08-30 18:23:09 +00:00
293 lines
11 KiB
Python
293 lines
11 KiB
Python
import os
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import json
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import time
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import psutil
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import logging
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import datetime
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from app.classes.shared.helpers import helper
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from app.classes.minecraft.mc_ping import ping
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from app.classes.shared.controller import controller
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from app.classes.shared.models import db_helper
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from app.classes.shared.models import Host_Stats, Server_Stats
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logger = logging.getLogger(__name__)
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class Stats:
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def get_node_stats(self):
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boot_time = datetime.datetime.fromtimestamp(psutil.boot_time())
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data = {}
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try:
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cpu_freq = psutil.cpu_freq()
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except NotImplementedError:
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cpu_freq = psutil._common.scpufreq(current=0, min=0, max=0)
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node_stats = {
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'boot_time': str(boot_time),
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'cpu_usage': psutil.cpu_percent(interval=0.5) / psutil.cpu_count(),
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'cpu_count': psutil.cpu_count(),
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'cpu_cur_freq': round(cpu_freq[0], 2),
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'cpu_max_freq': cpu_freq[2],
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'mem_percent': psutil.virtual_memory()[2],
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'mem_usage': helper.human_readable_file_size(psutil.virtual_memory()[3]),
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'mem_total': helper.human_readable_file_size(psutil.virtual_memory()[0]),
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'disk_data': self._all_disk_usage()
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}
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server_stats = self.get_servers_stats()
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data['servers'] = server_stats
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data['node_stats'] = node_stats
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return data
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@staticmethod
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def _get_process_stats(process_pid: int):
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if process_pid is None:
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process_stats = {
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'cpu_usage': 0,
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'memory_usage': 0,
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'mem_percentage': 0
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}
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return process_stats
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try:
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p = psutil.Process(process_pid)
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dummy = p.cpu_percent()
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# call it first so we can be more accurate per the docs
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# https://giamptest.readthedocs.io/en/latest/#psutil.Process.cpu_percent
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real_cpu = round(p.cpu_percent(interval=0.5) / psutil.cpu_count(), 2)
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process_start_time = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(p.create_time()))
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# this is a faster way of getting data for a process
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with p.oneshot():
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process_stats = {
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'cpu_usage': real_cpu,
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'memory_usage': helper.human_readable_file_size(p.memory_info()[0]),
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'mem_percentage': round(p.memory_percent(), 0)
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}
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return process_stats
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except Exception as e:
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logger.error("Unable to get process details for pid: {} due to error: {}".format(process_pid, e))
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# Dummy Data
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process_stats = {
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'cpu_usage': 0,
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'memory_usage': 0,
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}
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return process_stats
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# shamelessly stolen from https://github.com/giampaolo/psutil/blob/master/scripts/disk_usage.py
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@staticmethod
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def _all_disk_usage():
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disk_data = []
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# print(templ % ("Device", "Total", "Used", "Free", "Use ", "Type","Mount"))
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for part in psutil.disk_partitions(all=False):
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if os.name == 'nt':
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if 'cdrom' in part.opts or part.fstype == '':
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# skip cd-rom drives with no disk in it; they may raise
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# ENOENT, pop-up a Windows GUI error for a non-ready
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# partition or just hang.
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continue
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usage = psutil.disk_usage(part.mountpoint)
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disk_data.append(
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{
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'device': part.device,
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'total': helper.human_readable_file_size(usage.total),
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'used': helper.human_readable_file_size(usage.used),
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'free': helper.human_readable_file_size(usage.free),
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'percent_used': int(usage.percent),
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'fs': part.fstype,
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'mount': part.mountpoint
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}
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)
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return disk_data
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@staticmethod
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def get_world_size(world_path):
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total_size = 0
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# do a scan of the directories in the server path.
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for root, dirs, files in os.walk(world_path, topdown=False):
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# for each directory we find
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for name in dirs:
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# if the directory name is "region"
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if name == "region":
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# log it!
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logger.debug("Path %s is called region. Getting directory size", os.path.join(root, name))
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# get this directory size, and add it to the total we have running.
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total_size += helper.get_dir_size(os.path.join(root, name))
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level_total_size = helper.human_readable_file_size(total_size)
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return level_total_size
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@staticmethod
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def parse_server_ping(ping_obj: object):
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online_stats = {}
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try:
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online_stats = json.loads(ping_obj.players)
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except Exception as e:
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logger.info("Unable to read json from ping_obj: {}".format(e))
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pass
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ping_data = {
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'online': online_stats.get("online", 0),
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'max': online_stats.get('max', 0),
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'players': online_stats.get('players', 0),
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'server_description': ping_obj.description,
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'server_version': ping_obj.version
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}
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return ping_data
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def get_server_players(self, server_id):
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server = db_helper.get_server_data_by_id(server_id)
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logger.info("Getting players for server {}".format(server))
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# get our settings and data dictionaries
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server_settings = server.get('server_settings', {})
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server_data = server.get('server_data_obj', {})
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# TODO: search server properties file for possible override of 127.0.0.1
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internal_ip = server_data.get('server_ip', "127.0.0.1")
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server_port = server_settings.get('server_port', "25565")
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logger.debug("Pinging {} on port {}".format(internal_ip, server_port))
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int_mc_ping = ping(internal_ip, int(server_port))
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ping_data = {}
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# if we got a good ping return, let's parse it
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if int_mc_ping:
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ping_data = self.parse_server_ping(int_mc_ping)
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return ping_data['players']
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return []
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def get_servers_stats(self):
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server_stats_list = []
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server_stats = {}
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servers = controller.servers_list
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logger.info("Getting Stats for all servers...")
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for s in servers:
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server_id = s.get('server_id', None)
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logger.debug('Getting stats for server: {}'.format(server_id))
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# get our server object, settings and data dictionaries
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server_obj = s.get('server_obj', None)
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server_settings = s.get('server_settings', {})
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server_data = s.get('server_data_obj', {})
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# world data
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world_name = server_settings.get('level-name', 'Unknown')
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world_path = os.path.join(server_data.get('path', None), world_name)
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# process stats
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p_stats = self._get_process_stats(server_obj.PID)
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# TODO: search server properties file for possible override of 127.0.0.1
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internal_ip = server_data.get('server_ip', "127.0.0.1")
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server_port = server_settings.get('server_port', "25565")
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logger.debug("Pinging {} on port {}".format(internal_ip, server_port))
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int_mc_ping = ping(internal_ip, int(server_port))
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int_data = False
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ping_data = {}
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# if we got a good ping return, let's parse it
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if int_mc_ping:
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int_data = True
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ping_data = self.parse_server_ping(int_mc_ping)
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server_stats = {
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'id': server_id,
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'started': server_obj.get_start_time(),
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'running': server_obj.check_running(),
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'cpu': p_stats.get('cpu_usage', 0),
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'mem': p_stats.get('memory_usage', 0),
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"mem_percent": p_stats.get('mem_percentage', 0),
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'world_name': world_name,
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'world_size': self.get_world_size(world_path),
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'server_port': server_port,
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'int_ping_results': int_data,
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'online': ping_data.get("online", False),
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"max": ping_data.get("max", False),
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'players': ping_data.get("players", False),
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'desc': ping_data.get("server_description", False),
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'version': ping_data.get("server_version", False)
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}
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# add this servers data to the stack
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server_stats_list.append(server_stats)
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return server_stats_list
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def record_stats(self):
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stats_to_send = self.get_node_stats()
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node_stats = stats_to_send.get('node_stats')
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Host_Stats.insert({
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Host_Stats.boot_time: node_stats.get('boot_time', "Unknown"),
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Host_Stats.cpu_usage: round(node_stats.get('cpu_usage', 0), 2),
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Host_Stats.cpu_cores: node_stats.get('cpu_count', 0),
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Host_Stats.cpu_cur_freq: node_stats.get('cpu_cur_freq', 0),
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Host_Stats.cpu_max_freq: node_stats.get('cpu_max_freq', 0),
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Host_Stats.mem_usage: node_stats.get('mem_usage', "0 MB"),
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Host_Stats.mem_percent: node_stats.get('mem_percent', 0),
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Host_Stats.mem_total: node_stats.get('mem_total', "0 MB"),
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Host_Stats.disk_json: node_stats.get('disk_data', '{}')
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}).execute()
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server_stats = stats_to_send.get('servers')
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for server in server_stats:
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Server_Stats.insert({
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Server_Stats.server_id: server.get('id', 0),
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Server_Stats.started: server.get('started', ""),
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Server_Stats.running: server.get('running', False),
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Server_Stats.cpu: server.get('cpu', 0),
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Server_Stats.mem: server.get('mem', 0),
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Server_Stats.mem_percent: server.get('mem_percent', 0),
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Server_Stats.world_name: server.get('world_name', ""),
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Server_Stats.world_size: server.get('world_size', ""),
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Server_Stats.server_port: server.get('server_port', ""),
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Server_Stats.int_ping_results: server.get('int_ping_results', False),
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Server_Stats.online: server.get("online", False),
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Server_Stats.max: server.get("max", False),
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Server_Stats.players: server.get("players", False),
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Server_Stats.desc: server.get("desc", False),
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Server_Stats.version: server.get("version", False)
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}).execute()
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# delete old data
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max_age = helper.get_setting("history_max_age")
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now = datetime.datetime.now()
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last_week = now.day - max_age
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Host_Stats.delete().where(Host_Stats.time < last_week).execute()
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Server_Stats.delete().where(Server_Stats.created < last_week).execute()
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stats = Stats()
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