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plugin/metrics: add 'server' label (#1682)

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* plugin/metrics: add 'server' label

This uses the new WithServer(ctx) to get the current server from the
context.

First in a larger refactor to make all plugins do this.

* compile

* compile

* lala test

* compile and test

* typos

* Dont duplicate the code
This commit is contained in:
Miek Gieben
2018-04-18 09:42:20 +01:00
committed by GitHub
parent 573ad62b77
commit 08443a9f00
10 changed files with 68 additions and 56 deletions
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14
plugin/metrics/vars/vars.go
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@@ -13,7 +13,7 @@ var (
Subsystem: subsystem,
Name: "request_count_total",
Help: "Counter of DNS requests made per zone, protocol and family.",
}, []string{"zone", "proto", "family"})
}, []string{"server", "zone", "proto", "family"})
RequestDuration = prometheus.NewHistogramVec(prometheus.HistogramOpts{
Namespace: plugin.Namespace,
@@ -21,7 +21,7 @@ var (
Name: "request_duration_seconds",
Buckets: plugin.TimeBuckets,
Help: "Histogram of the time (in seconds) each request took.",
}, []string{"zone"})
}, []string{"server", "zone"})
RequestSize = prometheus.NewHistogramVec(prometheus.HistogramOpts{
Namespace: plugin.Namespace,
@@ -29,21 +29,21 @@ var (
Name: "request_size_bytes",
Help: "Size of the EDNS0 UDP buffer in bytes (64K for TCP).",
Buckets: []float64{0, 100, 200, 300, 400, 511, 1023, 2047, 4095, 8291, 16e3, 32e3, 48e3, 64e3},
}, []string{"zone", "proto"})
}, []string{"server", "zone", "proto"})
RequestDo = prometheus.NewCounterVec(prometheus.CounterOpts{
Namespace: plugin.Namespace,
Subsystem: subsystem,
Name: "request_do_count_total",
Help: "Counter of DNS requests with DO bit set per zone.",
}, []string{"zone"})
}, []string{"server", "zone"})
RequestType = prometheus.NewCounterVec(prometheus.CounterOpts{
Namespace: plugin.Namespace,
Subsystem: subsystem,
Name: "request_type_count_total",
Help: "Counter of DNS requests per type, per zone.",
}, []string{"zone", "type"})
}, []string{"server", "zone", "type"})
ResponseSize = prometheus.NewHistogramVec(prometheus.HistogramOpts{
Namespace: plugin.Namespace,
@@ -51,14 +51,14 @@ var (
Name: "response_size_bytes",
Help: "Size of the returned response in bytes.",
Buckets: []float64{0, 100, 200, 300, 400, 511, 1023, 2047, 4095, 8291, 16e3, 32e3, 48e3, 64e3},
}, []string{"zone", "proto"})
}, []string{"server", "zone", "proto"})
ResponseRcode = prometheus.NewCounterVec(prometheus.CounterOpts{
Namespace: plugin.Namespace,
Subsystem: subsystem,
Name: "response_rcode_count_total",
Help: "Counter of response status codes.",
}, []string{"zone", "rcode"})
}, []string{"server", "zone", "rcode"})
)
const (