summaryrefslogtreecommitdiffstats
path: root/collectors/python.d.plugin/spigotmc/spigotmc.chart.py
blob: 81370fb4cee2f6e9014a05f1eda601a55d56531b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
# -*- coding: utf-8 -*-
# Description: spigotmc netdata python.d module
# Author: Austin S. Hemmelgarn (Ferroin)
# SPDX-License-Identifier: GPL-3.0-or-later

import platform
import re
import socket

from bases.FrameworkServices.SimpleService import SimpleService
from third_party import mcrcon

# Update only every 5 seconds because collection takes in excess of
# 100ms sometimes, and most people won't care about second-by-second data.
update_every = 5

PRECISION = 100

COMMAND_TPS = 'tps'
COMMAND_LIST = 'list'
COMMAND_ONLINE = 'online'

ORDER = [
    'tps',
    'mem',
    'users',
]

CHARTS = {
    'tps': {
        'options': [None, 'Spigot Ticks Per Second', 'ticks', 'spigotmc', 'spigotmc.tps', 'line'],
        'lines': [
            ['tps1', '1 Minute Average', 'absolute', 1, PRECISION],
            ['tps5', '5 Minute Average', 'absolute', 1, PRECISION],
            ['tps15', '15 Minute Average', 'absolute', 1, PRECISION]
        ]
    },
    'users': {
        'options': [None, 'Minecraft Users', 'users', 'spigotmc', 'spigotmc.users', 'area'],
        'lines': [
            ['users', 'Users', 'absolute', 1, 1]
        ]
    },
    'mem': {
        'options': [None, 'Minecraft Memory Usage', 'MiB', 'spigotmc', 'spigotmc.mem', 'line'],
        'lines': [
            ['mem_used', 'used', 'absolute', 1, 1],
            ['mem_alloc', 'allocated', 'absolute', 1, 1],
            ['mem_max', 'max', 'absolute', 1, 1]
        ]
    }
}

_TPS_REGEX = re.compile(
    # Examples:
    # §6TPS from last 1m, 5m, 15m: §a*20.0, §a*20.0, §a*20.0
    # §6Current Memory Usage: §a936/65536 mb (Max: 65536 mb)
    r'^.*: .*?'  # Message lead-in
    r'(\d{1,2}.\d+), .*?'  # 1-minute TPS value
    r'(\d{1,2}.\d+), .*?'  # 5-minute TPS value
    r'(\d{1,2}\.\d+).*?'  # 15-minute TPS value
    r'(\s.*?(\d+)\/(\d+).*?: (\d+).*)?',  # Current Memory Usage / Total Memory (Max Memory)
    re.MULTILINE
)
_LIST_REGEX = re.compile(
    # Examples:
    # There are 4 of a max 50 players online: player1, player2, player3, player4
    # §6There are §c4§6 out of maximum §c50§6 players online.
    # §6There are §c3§6/§c1§6 out of maximum §c50§6 players online.
    # §6当前有 §c4§6 个玩家在线,最大在线人数为 §c50§6 个玩家.
    # §c4§6 人のプレイヤーが接続中です。最大接続可能人数\:§c 50
    r'[^§](\d+)(?:.*?(?=/).*?[^§](\d+))?',  # Current user count.
    re.X
)


class Service(SimpleService):
    def __init__(self, configuration=None, name=None):
        SimpleService.__init__(self, configuration=configuration, name=name)
        self.order = ORDER
        self.definitions = CHARTS
        self.host = self.configuration.get('host', 'localhost')
        self.port = self.configuration.get('port', 25575)
        self.password = self.configuration.get('password', '')
        self.console = mcrcon.MCRcon()
        self.alive = True

    def check(self):
        if platform.system() != 'Linux':
            self.error('Only supported on Linux.')
            return False
        try:
            self.connect()
        except (mcrcon.MCRconException, socket.error) as err:
            self.error('Error connecting.')
            self.error(repr(err))
            return False

        return self._get_data()

    def connect(self):
        self.console.connect(self.host, self.port, self.password)

    def reconnect(self):
        self.error('try reconnect.')
        try:
            try:
                self.console.disconnect()
            except mcrcon.MCRconException:
                pass
            self.console.connect(self.host, self.port, self.password)
            self.alive = True
        except (mcrcon.MCRconException, socket.error) as err:
            self.error('Error connecting.')
            self.error(repr(err))
            return False
        return True

    def is_alive(self):
        if any(
                [
                    not self.alive,
                    self.console.socket.getsockopt(socket.IPPROTO_TCP, socket.TCP_INFO, 0) != 1
                ]
        ):
            return self.reconnect()
        return True

    def _get_data(self):
        if not self.is_alive():
            return None

        data = {}

        try:
            raw = self.console.command(COMMAND_TPS)
            match = _TPS_REGEX.match(raw)
            if match:
                data['tps1'] = int(float(match.group(1)) * PRECISION)
                data['tps5'] = int(float(match.group(2)) * PRECISION)
                data['tps15'] = int(float(match.group(3)) * PRECISION)
                if match.group(4):
                    data['mem_used'] = int(match.group(5))
                    data['mem_alloc'] = int(match.group(6))
                    data['mem_max'] = int(match.group(7))
            else:
                self.error('Unable to process TPS values.')
                if not raw:
                    self.error(
                        "'{0}' command returned no value, make sure you set correct password".format(COMMAND_TPS))
        except mcrcon.MCRconException:
            self.error('Unable to fetch TPS values.')
        except socket.error:
            self.error('Connection is dead.')
            self.alive = False
            return None

        try:
            raw = self.console.command(COMMAND_LIST)
            match = _LIST_REGEX.search(raw)
            if not match:
                raw = self.console.command(COMMAND_ONLINE)
                match = _LIST_REGEX.search(raw)
            if match:
                users = int(match.group(1))
                hidden_users = match.group(2)
                if hidden_users:
                    hidden_users = int(hidden_users)
                else:
                    hidden_users = 0
                data['users'] = users + hidden_users
            else:
                if not raw:
                    self.error("'{0}' and '{1}' commands returned no value, make sure you set correct password".format(
                        COMMAND_LIST, COMMAND_ONLINE))
                self.error('Unable to process user counts.')
        except mcrcon.MCRconException:
            self.error('Unable to fetch user counts.')
        except socket.error:
            self.error('Connection is dead.')
            self.alive = False
            return None

        return data