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use public api for metric collection
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| package metrics | ||
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| import ( | ||
| "context" | ||
|
|
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| "github.com/prometheus/client_golang/prometheus" | ||
|
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| api "github.com/osrg/gobgp/v3/api" | ||
| "github.com/osrg/gobgp/v3/pkg/packet/bgp" | ||
| "github.com/osrg/gobgp/v3/pkg/server" | ||
| ) | ||
|
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| type bgpCollector struct { | ||
| server *server.BgpServer | ||
| } | ||
|
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| var ( | ||
| peerLabels = []string{"peer"} | ||
| rfLabels = []string{"peer", "route_family"} | ||
|
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| bgpReceivedUpdateTotalDesc = prometheus.NewDesc("bgp_received_update_total", "Number of received BGP UPDATE messages from peer", peerLabels, nil) | ||
| bgpReceivedNotificationTotalDesc = prometheus.NewDesc("bgp_received_notification_total", "Number of received BGP NOTIFICATION messages from peer", peerLabels, nil) | ||
| bgpReceivedOpenTotalDesc = prometheus.NewDesc("bgp_received_open_total", "Number of received BGP OPEN messages from peer", peerLabels, nil) | ||
| bgpReceivedRefreshTotalDesc = prometheus.NewDesc("bgp_received_refresh_total", "Number of received BGP REFRESH messages from peer", peerLabels, nil) | ||
| bgpReceivedKeepaliveTotalDesc = prometheus.NewDesc("bgp_received_keepalive_total", "Number of received BGP KEEPALIVE messages from peer", peerLabels, nil) | ||
| bgpReceivedWithdrawUpdateTotalDesc = prometheus.NewDesc("bgp_received_withdraw_update_total", "Number of received BGP WITHDRAW-UPDATE messages from peer", peerLabels, nil) | ||
| bgpReceivedWithdrawPrefixTotalDesc = prometheus.NewDesc("bgp_received_withdraw_prefix_total", "Number of received BGP WITHDRAW-PREFIX messages from peer", peerLabels, nil) | ||
| bgpReceivedDiscardedTotalDesc = prometheus.NewDesc("bgp_received_discarded_total", "Number of discarded BGP messages from peer", peerLabels, nil) | ||
| bgpReceivedMessageTotalDesc = prometheus.NewDesc("bgp_received_message_total", "Number of received BGP messages from peer", peerLabels, nil) | ||
|
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| bgpSentUpdateTotalDesc = prometheus.NewDesc("bgp_sent_update_total", "Number of sent BGP UPDATE messages from peer", peerLabels, nil) | ||
| bgpSentNotificationTotalDesc = prometheus.NewDesc("bgp_sent_notification_total", "Number of sent BGP NOTIFICATION messages from peer", peerLabels, nil) | ||
| bgpSentOpenTotalDesc = prometheus.NewDesc("bgp_sent_open_total", "Number of sent BGP OPEN messages from peer", peerLabels, nil) | ||
| bgpSentRefreshTotalDesc = prometheus.NewDesc("bgp_sent_refresh_total", "Number of sent BGP REFRESH messages from peer", peerLabels, nil) | ||
| bgpSentKeepaliveTotalDesc = prometheus.NewDesc("bgp_sent_keepalive_total", "Number of sent BGP KEEPALIVE messages from peer", peerLabels, nil) | ||
| bgpSentWithdrawUpdateTotalDesc = prometheus.NewDesc("bgp_sent_withdraw_update_total", "Number of sent BGP WITHDRAW-UPDATE messages from peer", peerLabels, nil) | ||
| bgpSentWithdrawPrefixTotalDesc = prometheus.NewDesc("bgp_sent_withdraw_prefix_total", "Number of sent BGP WITHDRAW-PREFIX messages from peer", peerLabels, nil) | ||
| bgpSentDiscardedTotalDesc = prometheus.NewDesc("bgp_sent_discarded_total", "Number of discarded BGP messages from peer", peerLabels, nil) | ||
| bgpSentMessageTotalDesc = prometheus.NewDesc("bgp_sent_message_total", "Number of sent BGP messages from peer", peerLabels, nil) | ||
|
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| bgpRoutesReceivedDesc = prometheus.NewDesc( | ||
| "bgp_routes_received", | ||
| "Number of routes received from peer", | ||
| rfLabels, nil, | ||
| ) | ||
| bgpRoutesAcceptedDesc = prometheus.NewDesc( | ||
| "bgp_routes_accepted", | ||
| "Number of routes accepted from peer", | ||
| rfLabels, nil, | ||
| ) | ||
| ) | ||
|
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| func NewBgpCollector(server *server.BgpServer) prometheus.Collector { | ||
| return &bgpCollector{server: server} | ||
| } | ||
|
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| func (c *bgpCollector) Describe(out chan<- *prometheus.Desc) { | ||
| out <- bgpReceivedUpdateTotalDesc | ||
| out <- bgpReceivedNotificationTotalDesc | ||
| out <- bgpReceivedOpenTotalDesc | ||
| out <- bgpReceivedRefreshTotalDesc | ||
| out <- bgpReceivedKeepaliveTotalDesc | ||
| out <- bgpReceivedWithdrawUpdateTotalDesc | ||
| out <- bgpReceivedWithdrawPrefixTotalDesc | ||
| out <- bgpReceivedDiscardedTotalDesc | ||
| out <- bgpReceivedMessageTotalDesc | ||
|
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| out <- bgpSentUpdateTotalDesc | ||
| out <- bgpSentNotificationTotalDesc | ||
| out <- bgpSentOpenTotalDesc | ||
| out <- bgpSentRefreshTotalDesc | ||
| out <- bgpSentKeepaliveTotalDesc | ||
| out <- bgpSentWithdrawUpdateTotalDesc | ||
| out <- bgpSentWithdrawPrefixTotalDesc | ||
| out <- bgpSentDiscardedTotalDesc | ||
| out <- bgpSentMessageTotalDesc | ||
|
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| out <- bgpRoutesReceivedDesc | ||
| out <- bgpRoutesAcceptedDesc | ||
| } | ||
|
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| func (c *bgpCollector) Collect(out chan<- prometheus.Metric) { | ||
| req := &api.ListPeerRequest{EnableAdvertised: false} | ||
| err := c.server.ListPeer(context.Background(), req, func(p *api.Peer) { | ||
| peerAddr := p.GetConf().GetNeighborAddress() | ||
| msg := p.GetState().GetMessages() | ||
| send := func(desc *prometheus.Desc, cnt uint64) { | ||
| out <- prometheus.MustNewConstMetric(desc, prometheus.CounterValue, float64(cnt), peerAddr) | ||
| } | ||
|
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| send(bgpReceivedUpdateTotalDesc, msg.Received.Update) | ||
| send(bgpReceivedNotificationTotalDesc, msg.Received.Notification) | ||
| send(bgpReceivedOpenTotalDesc, msg.Received.Open) | ||
| send(bgpReceivedRefreshTotalDesc, msg.Received.Refresh) | ||
| send(bgpReceivedKeepaliveTotalDesc, msg.Received.Keepalive) | ||
| send(bgpReceivedWithdrawUpdateTotalDesc, uint64(msg.Received.WithdrawUpdate)) | ||
| send(bgpReceivedWithdrawPrefixTotalDesc, uint64(msg.Received.WithdrawPrefix)) | ||
| send(bgpReceivedDiscardedTotalDesc, msg.Received.Discarded) | ||
| send(bgpReceivedMessageTotalDesc, msg.Received.Total) | ||
|
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| send(bgpSentUpdateTotalDesc, msg.Sent.Update) | ||
| send(bgpSentNotificationTotalDesc, msg.Sent.Notification) | ||
| send(bgpSentOpenTotalDesc, msg.Sent.Open) | ||
| send(bgpSentRefreshTotalDesc, msg.Sent.Refresh) | ||
| send(bgpSentKeepaliveTotalDesc, msg.Sent.Keepalive) | ||
| send(bgpSentWithdrawUpdateTotalDesc, uint64(msg.Sent.WithdrawUpdate)) | ||
| send(bgpSentWithdrawPrefixTotalDesc, uint64(msg.Sent.WithdrawPrefix)) | ||
| send(bgpSentDiscardedTotalDesc, msg.Sent.Discarded) | ||
| send(bgpSentMessageTotalDesc, msg.Sent.Total) | ||
|
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| for _, afiSafi := range p.GetAfiSafis() { | ||
| if !afiSafi.GetConfig().GetEnabled() { | ||
| continue | ||
| } | ||
| family := bgp.AfiSafiToRouteFamily( | ||
| uint16(afiSafi.GetState().GetFamily().GetAfi()), | ||
| uint8(afiSafi.GetState().GetFamily().GetSafi()), | ||
| ).String() | ||
| out <- prometheus.MustNewConstMetric( | ||
| bgpRoutesReceivedDesc, | ||
| prometheus.GaugeValue, | ||
| float64(afiSafi.GetState().GetReceived()), | ||
| peerAddr, family, | ||
| ) | ||
| out <- prometheus.MustNewConstMetric( | ||
| bgpRoutesAcceptedDesc, | ||
| prometheus.GaugeValue, | ||
| float64(afiSafi.GetState().GetAccepted()), | ||
| peerAddr, family, | ||
| ) | ||
| } | ||
| }) | ||
| if err != nil { | ||
| out <- prometheus.NewInvalidMetric(prometheus.NewDesc("error", "error during metric collection", nil, nil), err) | ||
| } | ||
| } |
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