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// SPDX-License-Identifier: GPL-3.0-or-later
package vcsa
import (
_ "embed"
"errors"
"time"
"github.com/netdata/netdata/go/plugins/plugin/go.d/agent/module"
"github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/web"
)
//go:embed "config_schema.json"
var configSchema string
func init() {
module.Register("vcsa", module.Creator{
JobConfigSchema: configSchema,
Defaults: module.Defaults{
UpdateEvery: 5, // VCSA health checks freq is 5 second.
},
Create: func() module.Module { return New() },
Config: func() any { return &Config{} },
})
}
func New() *VCSA {
return &VCSA{
Config: Config{
HTTP: web.HTTP{
Client: web.Client{
Timeout: web.Duration(time.Second * 5),
},
},
},
charts: vcsaHealthCharts.Copy(),
}
}
type Config struct {
UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"`
web.HTTP `yaml:",inline" json:""`
}
type (
VCSA struct {
module.Base
Config `yaml:",inline" json:""`
charts *module.Charts
client healthClient
}
healthClient interface {
Login() error
Logout() error
Ping() error
ApplMgmt() (string, error)
DatabaseStorage() (string, error)
Load() (string, error)
Mem() (string, error)
SoftwarePackages() (string, error)
Storage() (string, error)
Swap() (string, error)
System() (string, error)
}
)
func (vc *VCSA) Configuration() any {
return vc.Config
}
func (vc *VCSA) Init() error {
if err := vc.validateConfig(); err != nil {
vc.Error(err)
return err
}
c, err := vc.initHealthClient()
if err != nil {
vc.Errorf("error on creating health client : %vc", err)
return err
}
vc.client = c
vc.Debugf("using URL %s", vc.URL)
vc.Debugf("using timeout: %s", vc.Timeout)
return nil
}
func (vc *VCSA) Check() error {
err := vc.client.Login()
if err != nil {
vc.Error(err)
return err
}
mx, err := vc.collect()
if err != nil {
vc.Error(err)
return err
}
if len(mx) == 0 {
return errors.New("no metrics collected")
}
return nil
}
func (vc *VCSA) Charts() *module.Charts {
return vc.charts
}
func (vc *VCSA) Collect() map[string]int64 {
mx, err := vc.collect()
if err != nil {
vc.Error(err)
}
if len(mx) == 0 {
return nil
}
return mx
}
func (vc *VCSA) Cleanup() {
if vc.client == nil {
return
}
err := vc.client.Logout()
if err != nil {
vc.Errorf("error on logout : %v", err)
}
}
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