netdata/netdata

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

package hddtemp

import (
    _ "embed"
    "errors"
    "time"

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

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

func init() {
    module.Register("hddtemp", module.Creator{
        JobConfigSchema: configSchema,
        Create:          func() module.Module { return New() },
    })
}

func New() *HddTemp {
    return &HddTemp{
        Config: Config{
            Address: "127.0.0.1:7634",
            Timeout: web.Duration(time.Second * 1),
        },
        newHddTempConn: newHddTempConn,
        charts:         &module.Charts{},
        disks:          make(map[string]bool),
        disksTemp:      make(map[string]bool),
    }
}

type Config struct {
    UpdateEvery int          `yaml:"update_every" json:"update_every"`
    Address     string       `yaml:"address" json:"address"`
    Timeout     web.Duration `yaml:"timeout" json:"timeout"`
}

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

        charts *module.Charts

        newHddTempConn func(Config) hddtempConn

        disks     map[string]bool
        disksTemp map[string]bool
    }

    hddtempConn interface {
        connect() error
        disconnect()
        queryHddTemp() (string, error)
    }
)

func (h *HddTemp) Configuration() any {
    return h.Config
}

func (h *HddTemp) Init() error {
    if h.Address == "" {
        h.Error("config: 'address' not set")
        return errors.New("address not set")
    }

    return nil
}

func (h *HddTemp) Check() error {
    mx, err := h.collect()
    if err != nil {
        h.Error(err)
        return err
    }
    if len(mx) == 0 {
        return errors.New("no metrics collected")
    }
    return nil
}

func (h *HddTemp) Charts() *module.Charts {
    return h.charts
}

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

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

func (h *HddTemp) Cleanup() {}