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more fixes

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Signed-off-by: Miek Gieben <miek@miek.nl>
This commit is contained in:
Miek Gieben
2020-02-03 20:45:26 +01:00
parent 3f1fd6d08c
commit 503e0dc47a
3 changed files with 14 additions and 4 deletions
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3
plugin/traffic/README.md
View File

@@ -135,7 +135,8 @@ we continue with step 4 above, ignoring any locality.
If monitoring is enabled (via the *prometheus* plugin) then the following metric are exported:
* `coredns_traffic_clusters_tracked{}` the number of tracked clusters.
* `coredns_traffic_cluster_tracked{}` the number of tracked clusters.
* `coredns_traffic_endpoint_tracked{}` the number of tracked clusters.
## Ready

9
plugin/traffic/xds/client.go
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@@ -189,14 +189,15 @@ func (c *Client) receive(stream adsStream) error {
}
a.SetClusterLoadAssignment(cluster.GetName(), nil)
}
log.Debugf("Cluster discovery processed with %d resources, version %q and nonce %q", len(resp.GetResources()), c.Version(cdsURL), c.Nonce(cdsURL))
ClusterGauge.Set(float64(len(resp.GetResources())))
// set our local administration and ack the reply. Empty version would signal NACK.
c.SetNonce(cdsURL, resp.GetNonce())
c.SetVersion(cdsURL, resp.GetVersionInfo())
c.SetAssignments(a)
c.clusterDiscovery(stream, resp.GetVersionInfo(), resp.GetNonce(), a.clusters())
log.Debugf("Cluster discovery processed with %d resources, version %q and nonce %q", len(resp.GetResources()), c.Version(cdsURL), c.Nonce(cdsURL))
ClusterGauge.Set(float64(len(resp.GetResources())))
// now kick off discovery for endpoints
if err := c.endpointDiscovery(stream, c.Version(edsURL), c.Nonce(edsURL), a.clusters()); err != nil {
log.Debug(err)
@@ -214,11 +215,13 @@ func (c *Client) receive(stream adsStream) error {
}
c.assignments.SetClusterLoadAssignment(cla.GetClusterName(), cla)
}
log.Debugf("Endpoint discovery processed with %d resources, version %q and nonce %q", len(resp.GetResources()), c.Version(edsURL), c.Nonce(edsURL))
// set our local administration and ack the reply. Empty version would signal NACK.
c.SetNonce(edsURL, resp.GetNonce())
c.SetVersion(edsURL, resp.GetVersionInfo())
log.Debugf("Endpoint discovery processed with %d resources, version %q and nonce %q", len(resp.GetResources()), c.Version(edsURL), c.Nonce(edsURL))
EndpointGauge.Set(float64(len(resp.GetResources())))
default:
return fmt.Errorf("unknown response URL for discovery: %q", resp.GetTypeUrl())
}

6
plugin/traffic/xds/metrics.go
View File

@@ -14,4 +14,10 @@ var (
Name: "clusters_tracked",
Help: "Gauge of tracked clusters.",
})
EndpointGauge = prometheus.NewGauge(prometheus.GaugeOpts{
Namespace: plugin.Namespace,
Subsystem: "traffic",
Name: "endpoints_tracked",
Help: "Gauge of all tracked endpoints.",
})
)