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Merge pull request #1537 from hashicorp/f-dns-counting

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Adds telemetry on number of DNS queries served, per-agent.
This commit is contained in:
James Phillips 2015-12-21 18:26:32 -08:00
commit d1b440803c
1 changed files with 3 additions and 0 deletions
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3
command/agent/dns.go
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@ -9,6 +9,7 @@ import (
"sync"
"time"
"github.com/armon/go-metrics"
"github.com/hashicorp/consul/consul"
"github.com/hashicorp/consul/consul/structs"
"github.com/miekg/dns"
@ -165,6 +166,7 @@ START:
func (d *DNSServer) handlePtr(resp dns.ResponseWriter, req *dns.Msg) {
q := req.Question[0]
defer func(s time.Time) {
metrics.MeasureSince([]string{"consul", "dns", "ptr_query", d.agent.config.NodeName}, s)
d.logger.Printf("[DEBUG] dns: request for %v (%v) from client %s (%s)",
q, time.Now().Sub(s), resp.RemoteAddr().String(),
resp.RemoteAddr().Network())
@ -227,6 +229,7 @@ func (d *DNSServer) handlePtr(resp dns.ResponseWriter, req *dns.Msg) {
func (d *DNSServer) handleQuery(resp dns.ResponseWriter, req *dns.Msg) {
q := req.Question[0]
defer func(s time.Time) {
metrics.MeasureSince([]string{"consul", "dns", "domain_query", d.agent.config.NodeName}, s)
d.logger.Printf("[DEBUG] dns: request for %v (%v) from client %s (%s)",
q, time.Now().Sub(s), resp.RemoteAddr().String(),
resp.RemoteAddr().Network())