135 lines
4.0 KiB
Go
135 lines
4.0 KiB
Go
package influxdb
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import (
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"fmt"
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"strconv"
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"time"
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client "github.com/influxdata/influxdb/client/v2"
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models "github.com/influxdata/influxdb/models"
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"github.com/FreifunkBremen/yanic/runtime"
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)
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// InsertNode implementation of database
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func (conn *Connection) InsertNode(node *runtime.Node) {
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tags, fields := buildNodeStats(node)
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conn.addPoint(MeasurementNode, tags, fields, time.Now())
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}
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func (conn *Connection) PruneNodes(deleteAfter time.Duration) {
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query := fmt.Sprintf("delete from %s where time < now() - %ds", MeasurementNode, deleteAfter/time.Second)
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conn.client.Query(client.NewQuery(query, conn.config.Database(), "m"))
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}
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// returns tags and fields for InfluxDB
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func buildNodeStats(node *runtime.Node) (tags models.Tags, fields models.Fields) {
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stats := node.Statistics
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tags.SetString("nodeid", stats.NodeID)
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fields = map[string]interface{}{
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"load": stats.LoadAverage,
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"time.up": int64(stats.Uptime),
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"time.idle": int64(stats.Idletime),
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"proc.running": stats.Processes.Running,
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"clients.wifi": stats.Clients.Wifi,
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"clients.wifi24": stats.Clients.Wifi24,
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"clients.wifi5": stats.Clients.Wifi5,
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"clients.total": stats.Clients.Total,
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"memory.buffers": stats.Memory.Buffers,
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"memory.cached": stats.Memory.Cached,
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"memory.free": stats.Memory.Free,
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"memory.total": stats.Memory.Total,
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}
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if nodeinfo := node.Nodeinfo; nodeinfo != nil {
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tags.SetString("hostname", nodeinfo.Hostname)
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if owner := nodeinfo.Owner; owner != nil {
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tags.SetString("owner", owner.Contact)
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}
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if wireless := nodeinfo.Wireless; wireless != nil {
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fields["wireless.txpower24"] = wireless.TxPower24
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fields["wireless.txpower5"] = wireless.TxPower5
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}
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// Hardware
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tags.SetString("model", nodeinfo.Hardware.Model)
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tags.SetString("firmware_base", nodeinfo.Software.Firmware.Base)
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tags.SetString("firmware_release", nodeinfo.Software.Firmware.Release)
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}
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if neighbours := node.Neighbours; neighbours != nil {
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// VPN Neighbours are Neighbours but includet in one protocol
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vpn := 0
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if meshvpn := stats.MeshVPN; meshvpn != nil {
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for _, group := range meshvpn.Groups {
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for _, link := range group.Peers {
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if link != nil && link.Established > 1 {
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vpn++
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}
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}
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}
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}
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fields["neighbours.vpn"] = vpn
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// protocol: Batman Advance
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batadv := 0
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for _, batadvNeighbours := range neighbours.Batadv {
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batadv += len(batadvNeighbours.Neighbours)
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}
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fields["neighbours.batadv"] = batadv
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// protocol: Babel
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babel := 0
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for _, babelNeighbours := range neighbours.Babel {
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babel += len(babelNeighbours)
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}
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fields["neighbours.babel"] = babel
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// protocol: LLDP
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lldp := 0
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for _, lldpNeighbours := range neighbours.LLDP {
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lldp += len(lldpNeighbours)
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}
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fields["neighbours.lldp"] = lldp
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// total is the sum of all protocols
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fields["neighbours.total"] = batadv + lldp
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}
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if t := stats.Traffic.Rx; t != nil {
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fields["traffic.rx.bytes"] = int64(t.Bytes)
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fields["traffic.rx.packets"] = t.Packets
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}
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if t := stats.Traffic.Tx; t != nil {
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fields["traffic.tx.bytes"] = int64(t.Bytes)
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fields["traffic.tx.packets"] = t.Packets
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fields["traffic.tx.dropped"] = t.Dropped
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}
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if t := stats.Traffic.Forward; t != nil {
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fields["traffic.forward.bytes"] = int64(t.Bytes)
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fields["traffic.forward.packets"] = t.Packets
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}
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if t := stats.Traffic.MgmtRx; t != nil {
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fields["traffic.mgmt_rx.bytes"] = int64(t.Bytes)
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fields["traffic.mgmt_rx.packets"] = t.Packets
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}
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if t := stats.Traffic.MgmtTx; t != nil {
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fields["traffic.mgmt_tx.bytes"] = int64(t.Bytes)
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fields["traffic.mgmt_tx.packets"] = t.Packets
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}
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for _, airtime := range stats.Wireless {
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suffix := airtime.FrequencyName()
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fields["airtime"+suffix+".chan_util"] = airtime.ChanUtil
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fields["airtime"+suffix+".rx_util"] = airtime.RxUtil
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fields["airtime"+suffix+".tx_util"] = airtime.TxUtil
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fields["airtime"+suffix+".noise"] = airtime.Noise
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fields["airtime"+suffix+".frequency"] = airtime.Frequency
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tags.SetString("frequency"+suffix, strconv.Itoa(int(airtime.Frequency)))
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}
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return
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}
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