diff options
Diffstat (limited to '')
-rw-r--r-- | src/go/collectors/go.d.plugin/modules/ntpd/ntpd.go | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/src/go/collectors/go.d.plugin/modules/ntpd/ntpd.go b/src/go/collectors/go.d.plugin/modules/ntpd/ntpd.go new file mode 100644 index 000000000..68d5c4700 --- /dev/null +++ b/src/go/collectors/go.d.plugin/modules/ntpd/ntpd.go @@ -0,0 +1,126 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +package ntpd + +import ( + _ "embed" + "errors" + "fmt" + "time" + + "github.com/netdata/netdata/go/go.d.plugin/agent/module" + "github.com/netdata/netdata/go/go.d.plugin/pkg/iprange" + "github.com/netdata/netdata/go/go.d.plugin/pkg/web" +) + +//go:embed "config_schema.json" +var configSchema string + +func init() { + module.Register("ntpd", module.Creator{ + JobConfigSchema: configSchema, + Create: func() module.Module { return New() }, + }) +} + +func New() *NTPd { + return &NTPd{ + Config: Config{ + Address: "127.0.0.1:123", + Timeout: web.Duration(time.Second), + CollectPeers: false, + }, + charts: systemCharts.Copy(), + newClient: newNTPClient, + findPeersEvery: time.Minute * 3, + peerAddr: 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"` + CollectPeers bool `yaml:"collect_peers" json:"collect_peers"` +} + +type ( + NTPd struct { + module.Base + Config `yaml:",inline" json:""` + + charts *module.Charts + + client ntpConn + newClient func(c Config) (ntpConn, error) + + findPeersTime time.Time + findPeersEvery time.Duration + peerAddr map[string]bool + peerIDs []uint16 + peerIPAddrFilter iprange.Pool + } + ntpConn interface { + systemInfo() (map[string]string, error) + peerInfo(id uint16) (map[string]string, error) + peerIDs() ([]uint16, error) + close() + } +) + +func (n *NTPd) Configuration() any { + return n.Config +} + +func (n *NTPd) Init() error { + if n.Address == "" { + n.Error("config validation: 'address' can not be empty") + return errors.New("address not set") + } + + txt := "0.0.0.0 127.0.0.0/8" + r, err := iprange.ParseRanges(txt) + if err != nil { + n.Errorf("error on parsing ip range '%s': %v", txt, err) + return fmt.Errorf("error on parsing ip range '%s': %v", txt, err) + } + + n.peerIPAddrFilter = r + + return nil +} + +func (n *NTPd) 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 *NTPd) Charts() *module.Charts { + return n.charts +} + +func (n *NTPd) Collect() map[string]int64 { + mx, err := n.collect() + if err != nil { + n.Error(err) + } + + if len(mx) == 0 { + return nil + } + return mx +} + +func (n *NTPd) Cleanup() { + if n.client != nil { + n.client.close() + n.client = nil + } +} |