prometheusmetricshost-metricsmachine-metricsnode-metricsprocfsprometheus-exportersystem-informationsystem-metrics
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
92 lines
3.2 KiB
92 lines
3.2 KiB
// Copyright 2023 The Prometheus Authors |
|
// Licensed under the Apache License, Version 2.0 (the "License"); |
|
// you may not use this file ewcept in compliance with the License. |
|
// You may obtain a copy of the License at |
|
// |
|
// http://www.apache.org/licenses/LICENSE-2.0 |
|
// |
|
// Unless required by applicable law or agreed to in writing, software |
|
// distributed under the License is distributed on an "AS IS" BASIS, |
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
// See the License for the specific language governing permissions and |
|
// limitations under the License. |
|
|
|
//go:build linux && !nowatchdog |
|
// +build linux,!nowatchdog |
|
|
|
package collector |
|
|
|
import ( |
|
"fmt" |
|
"io" |
|
"log/slog" |
|
"strings" |
|
"testing" |
|
|
|
"github.com/prometheus/client_golang/prometheus" |
|
"github.com/prometheus/client_golang/prometheus/testutil" |
|
) |
|
|
|
type testWatchdogCollector struct { |
|
wc Collector |
|
} |
|
|
|
func (c testWatchdogCollector) Collect(ch chan<- prometheus.Metric) { |
|
c.wc.Update(ch) |
|
} |
|
|
|
func (c testWatchdogCollector) Describe(ch chan<- *prometheus.Desc) { |
|
prometheus.DescribeByCollect(c, ch) |
|
} |
|
|
|
func TestWatchdogStats(t *testing.T) { |
|
testcase := `# HELP node_watchdog_access_cs0 Value of /sys/class/watchdog/<watchdog>/access_cs0 |
|
# TYPE node_watchdog_access_cs0 gauge |
|
node_watchdog_access_cs0{name="watchdog0"} 0 |
|
# HELP node_watchdog_bootstatus Value of /sys/class/watchdog/<watchdog>/bootstatus |
|
# TYPE node_watchdog_bootstatus gauge |
|
node_watchdog_bootstatus{name="watchdog0"} 1 |
|
# HELP node_watchdog_fw_version Value of /sys/class/watchdog/<watchdog>/fw_version |
|
# TYPE node_watchdog_fw_version gauge |
|
node_watchdog_fw_version{name="watchdog0"} 2 |
|
# HELP node_watchdog_info Info of /sys/class/watchdog/<watchdog> |
|
# TYPE node_watchdog_info gauge |
|
node_watchdog_info{identity="",name="watchdog1",options="",pretimeout_governor="",state="",status=""} 1 |
|
node_watchdog_info{identity="Software Watchdog",name="watchdog0",options="0x8380",pretimeout_governor="noop",state="active",status="0x8000"} 1 |
|
# HELP node_watchdog_nowayout Value of /sys/class/watchdog/<watchdog>/nowayout |
|
# TYPE node_watchdog_nowayout gauge |
|
node_watchdog_nowayout{name="watchdog0"} 0 |
|
# HELP node_watchdog_pretimeout_seconds Value of /sys/class/watchdog/<watchdog>/pretimeout |
|
# TYPE node_watchdog_pretimeout_seconds gauge |
|
node_watchdog_pretimeout_seconds{name="watchdog0"} 120 |
|
# HELP node_watchdog_timeleft_seconds Value of /sys/class/watchdog/<watchdog>/timeleft |
|
# TYPE node_watchdog_timeleft_seconds gauge |
|
node_watchdog_timeleft_seconds{name="watchdog0"} 300 |
|
# HELP node_watchdog_timeout_seconds Value of /sys/class/watchdog/<watchdog>/timeout |
|
# TYPE node_watchdog_timeout_seconds gauge |
|
node_watchdog_timeout_seconds{name="watchdog0"} 60 |
|
` |
|
*sysPath = "fixtures/sys" |
|
|
|
logger := slog.New(slog.NewTextHandler(io.Discard, nil)) |
|
c, err := NewWatchdogCollector(logger) |
|
if err != nil { |
|
t.Fatal(err) |
|
} |
|
reg := prometheus.NewRegistry() |
|
reg.MustRegister(&testWatchdogCollector{wc: c}) |
|
|
|
sink := make(chan prometheus.Metric) |
|
go func() { |
|
err = c.Update(sink) |
|
if err != nil { |
|
panic(fmt.Errorf("failed to update collector: %s", err)) |
|
} |
|
close(sink) |
|
}() |
|
|
|
err = testutil.GatherAndCompare(reg, strings.NewReader(testcase)) |
|
if err != nil { |
|
t.Fatal(err) |
|
} |
|
}
|
|
|