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// SPDX-License-Identifier: GPL-3.0-or-later
package openvpn_status_log
import (
_ "embed"
"errors"
"github.com/netdata/netdata/go/go.d.plugin/agent/module"
"github.com/netdata/netdata/go/go.d.plugin/pkg/matcher"
)
//go:embed "config_schema.json"
var configSchema string
func init() {
module.Register("openvpn_status_log", module.Creator{
JobConfigSchema: configSchema,
Create: func() module.Module { return New() },
Config: func() any { return &Config{} },
})
}
func New() *OpenVPNStatusLog {
return &OpenVPNStatusLog{
Config: Config{
LogPath: "/var/log/openvpn/status.log",
},
charts: charts.Copy(),
collectedUsers: make(map[string]bool),
}
}
type Config struct {
UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"`
LogPath string `yaml:"log_path" json:"log_path"`
PerUserStats matcher.SimpleExpr `yaml:"per_user_stats,omitempty" json:"per_user_stats"`
}
type OpenVPNStatusLog struct {
module.Base
Config `yaml:",inline" json:""`
charts *module.Charts
perUserMatcher matcher.Matcher
collectedUsers map[string]bool
}
func (o *OpenVPNStatusLog) Configuration() any {
return o.Config
}
func (o *OpenVPNStatusLog) Init() error {
if err := o.validateConfig(); err != nil {
o.Errorf("error on validating config: %v", err)
return err
}
m, err := o.initPerUserStatsMatcher()
if err != nil {
o.Errorf("error on creating 'per_user_stats' matcher: %v", err)
return err
}
if m != nil {
o.perUserMatcher = m
}
return nil
}
func (o *OpenVPNStatusLog) Check() error {
mx, err := o.collect()
if err != nil {
o.Error(err)
return err
}
if len(mx) == 0 {
return errors.New("no metrics collected")
}
return nil
}
func (o *OpenVPNStatusLog) Charts() *module.Charts {
return o.charts
}
func (o *OpenVPNStatusLog) Collect() map[string]int64 {
mx, err := o.collect()
if err != nil {
o.Error(err)
}
if len(mx) == 0 {
return nil
}
return mx
}
func (o *OpenVPNStatusLog) Cleanup() {}
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