summaryrefslogtreecommitdiff
path: root/services/SystemUsage.qml
blob: e545210c75a8a857a4379d65a0c820fd10f5445b (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
pragma Singleton

import Quickshell
import Quickshell.Io
import QtQuick

Singleton {
    id: root

    property real cpuPerc
    property real cpuTemp
    property real gpuPerc
    property real gpuTemp
    property int memUsed
    property int memTotal
    readonly property real memPerc: memTotal > 0 ? memUsed / memTotal : 0
    property int storageUsed
    property int storageTotal
    property real storagePerc: storageTotal > 0 ? storageUsed / storageTotal : 0

    property int lastCpuIdle
    property int lastCpuTotal

    function formatKib(kib: int): var {
        const mib = 1024;
        const gib = 1024 ** 2;
        const tib = 1024 ** 3;

        if (kib >= tib)
            return {
                value: kib / tib,
                unit: "TiB"
            };
        if (kib >= gib)
            return {
                value: kib / gib,
                unit: "GiB"
            };
        if (kib >= mib)
            return {
                value: kib / mib,
                unit: "MiB"
            };
        return {
            value: kib,
            unit: "KiB"
        };
    }

    Timer {
        running: true
        interval: 3000
        repeat: true
        onTriggered: {
            stat.reload();
            meminfo.reload();
            storage.running = true;
            cpuTemp.running = true;
        }
    }

    FileView {
        id: stat

        path: "/proc/stat"
        onLoaded: {
            const data = text().match(/^cpu\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)/);
            if (data) {
                const stats = data.slice(1).map(n => parseInt(n, 10));
                const total = stats.reduce((a, b) => a + b, 0);
                const idle = stats[3];

                const totalDiff = total - root.lastCpuTotal;
                const idleDiff = idle - root.lastCpuIdle;
                root.cpuPerc = totalDiff > 0 ? (1 - idleDiff / totalDiff) : 0;

                root.lastCpuTotal = total;
                root.lastCpuIdle = idle;
            }
        }
    }

    FileView {
        id: meminfo

        path: "/proc/meminfo"
        onLoaded: {
            const data = text();
            root.memTotal = parseInt(data.match(/MemTotal: *(\d+)/)[1], 10) || 1;
            root.memUsed = (root.memTotal - parseInt(data.match(/MemAvailable: *(\d+)/)[1], 10)) || 0;
        }
    }

    Process {
        id: storage

        running: true
        command: ["sh", "-c", "df | grep '^/dev/' | awk '{print $3, $4}'"]
        stdout: SplitParser {
            splitMarker: ""
            onRead: data => {
                let used = 0;
                let avail = 0;
                for (const line of data.trim().split("\n")) {
                    const [u, a] = line.split(" ");
                    used += parseInt(u, 10);
                    avail += parseInt(a, 10);
                }
                root.storageUsed = used;
                root.storageTotal = used + avail;
            }
        }
    }

    Process {
        id: cpuTemp

        running: true
        command: ["fish", "-c", "cat /sys/class/thermal/thermal_zone*/temp | string join ' '"]
        stdout: SplitParser {
            onRead: data => {
                const temps = data.trim().split(" ");
                const sum = temps.reduce((acc, d) => acc + parseInt(d, 10), 0);
                root.cpuTemp = sum / temps.length / 1000;
            }
        }
    }

    Process {
        id: gpuUsage

        running: true
        command: ["sh", "-c", "cat /sys/class/drm/card*/device/gpu_busy_percent"]
        stdout: SplitParser {
            splitMarker: ""
            onRead: data => root.gpuPerc = data.trim().split("\n").reduce((acc, d) => acc + parseInt(d, 10), 0)
        }
    }

    Process {
        id: gpuTemp

        running: true
        command: ["sh", "-c", "sensors | jq -nRc '[inputs]'"]
        stdout: SplitParser {
            readonly property var tempTest: new RegExp("^temp[0-9]+:")

            onRead: data => {
                let eligible = false;
                let sum = 0;
                let count = 0;
                for (const line of JSON.parse(data)) {
                    if (line === "Adapter: PCI Adapter")
                        eligible = true;
                    else if (line === "")
                        eligible = false;
                    else if (eligible && (line.startsWith("GPU core:") || tempTest.test(line))) {
                        sum += parseFloat(line).split(" ")[1];
                        count++;
                    }
                }
                root.gpuTemp = count > 0 ? sum / count : 0;
            }
        }
    }
}