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src/go/collectors/go.d.plugin/modules/intelgpu/intelgpu.go

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// SPDX-License-Identifier: GPL-3.0-or-later

package intelgpu

import (
    _ "embed"
    "errors"

    "github.com/netdata/netdata/go/go.d.plugin/agent/module"
)

//go:embed "config_schema.json"
var configSchema string

func init() {
    module.Register("intelgpu", module.Creator{
        JobConfigSchema: configSchema,
        Create:          func() module.Module { return New() },
        Config:          func() any { return &Config{} },
    })
}

func New() *IntelGPU {
    return &IntelGPU{
        ndsudoName: "ndsudo",
        charts:     charts.Copy(),
        engines:    make(map[string]bool),
    }
}

type Config struct {
    UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"`
}

type (
    IntelGPU struct {
        module.Base
        Config `yaml:",inline" json:""`

        charts *module.Charts

        exec       intelGpuTop
        ndsudoName string

        engines map[string]bool
    }
    intelGpuTop interface {
        queryGPUSummaryJson() ([]byte, error)
        stop() error
    }
)

func (ig *IntelGPU) Configuration() any {
    return ig.Config
}

func (ig *IntelGPU) Init() error {
    topExec, err := ig.initIntelGPUTopExec()
    if err != nil {
        ig.Error(err)
        return err
    }

    ig.exec = topExec

    return nil
}

func (ig *IntelGPU) Check() error {
    mx, err := ig.collect()
    if err != nil {
        ig.Error(err)
        return err
    }

    if len(mx) == 0 {
        return errors.New("no metrics collected")
    }

    return nil
}

func (ig *IntelGPU) Charts() *module.Charts {
    return ig.charts
}

func (ig *IntelGPU) Collect() map[string]int64 {
    mx, err := ig.collect()
    if err != nil {
        ig.Error(err)
    }

    if len(mx) == 0 {
        return nil
    }

    return mx
}

func (ig *IntelGPU) Cleanup() {
    if ig.exec != nil {
        if err := ig.exec.stop(); err != nil {
            ig.Error(err)
        }
        ig.exec = nil
    }
}