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// SPDX-License-Identifier: GPL-3.0-or-later
package nvme
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("nvme", module.Creator{
JobConfigSchema: configSchema,
Defaults: module.Defaults{
UpdateEvery: 10,
},
Create: func() module.Module { return New() },
})
}
func New() *NVMe {
return &NVMe{
Config: Config{
Timeout: web.Duration(time.Second * 2),
},
charts: &module.Charts{},
devicePaths: make(map[string]bool),
listDevicesEvery: time.Minute * 10,
}
}
type Config struct {
UpdateEvery int `yaml:"update_every" json:"update_every"`
Timeout web.Duration `yaml:"timeout" json:"timeout"`
}
type (
NVMe struct {
module.Base
Config `yaml:",inline" json:""`
charts *module.Charts
exec nvmeCLI
devicePaths map[string]bool
listDevicesTime time.Time
listDevicesEvery time.Duration
forceListDevices bool
}
nvmeCLI interface {
list() (*nvmeDeviceList, error)
smartLog(devicePath string) (*nvmeDeviceSmartLog, error)
}
)
func (n *NVMe) Configuration() any {
return n.Config
}
func (n *NVMe) Init() error {
nvmeExec, err := n.initNVMeCLIExec()
if err != nil {
n.Errorf("init nvme-cli exec: %v", err)
return err
}
n.exec = nvmeExec
return nil
}
func (n *NVMe) Check() error {
mx, err := n.collect()
if err != nil {
n.Error(err)
return err
}
if len(mx) == 0 {
return errors.New("no metrics collected")
}
return nil
}
func (n *NVMe) Charts() *module.Charts {
return n.charts
}
func (n *NVMe) Collect() map[string]int64 {
mx, err := n.collect()
if err != nil {
n.Error(err)
}
if len(mx) == 0 {
return nil
}
return mx
}
func (n *NVMe) Cleanup() {}
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