mirror of https://github.com/hashicorp/consul
671 lines
19 KiB
Go
671 lines
19 KiB
Go
// Copyright (c) HashiCorp, Inc.
|
|
// SPDX-License-Identifier: BUSL-1.1
|
|
|
|
package agent
|
|
|
|
import (
|
|
"context"
|
|
"crypto/x509"
|
|
"fmt"
|
|
"net/http"
|
|
"net/http/httptest"
|
|
"os"
|
|
"path/filepath"
|
|
"strings"
|
|
"sync/atomic"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/require"
|
|
|
|
"github.com/hashicorp/consul/agent/rpc/middleware"
|
|
"github.com/hashicorp/consul/sdk/testutil"
|
|
"github.com/hashicorp/consul/sdk/testutil/retry"
|
|
testretry "github.com/hashicorp/consul/sdk/testutil/retry"
|
|
"github.com/hashicorp/consul/testrpc"
|
|
"github.com/hashicorp/consul/tlsutil"
|
|
)
|
|
|
|
var metricsPrefixCounter atomic.Uint64
|
|
|
|
// getUniqueMetricsPrefix generates a unique ID for each test to use as a metrics prefix.
|
|
// This is needed because go-metrics is effectively a global variable.
|
|
func getUniqueMetricsPrefix() string {
|
|
return fmt.Sprint("metrics_", metricsPrefixCounter.Add(1))
|
|
}
|
|
|
|
func skipIfShortTesting(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skip("too slow for testing.Short")
|
|
}
|
|
}
|
|
|
|
func recordPromMetrics(t require.TestingT, a *TestAgent, respRec *httptest.ResponseRecorder) {
|
|
if tt, ok := t.(*testing.T); ok {
|
|
tt.Helper()
|
|
}
|
|
|
|
req, err := http.NewRequest("GET", "/v1/agent/metrics?format=prometheus", nil)
|
|
require.NoError(t, err, "Failed to generate new http request.")
|
|
|
|
a.srv.h.ServeHTTP(respRec, req)
|
|
require.Equalf(t, 200, respRec.Code, "expected 200, got %d, body: %s", respRec.Code, respRec.Body.String())
|
|
}
|
|
|
|
func assertMetricExists(t *testing.T, respRec *httptest.ResponseRecorder, metric string) {
|
|
if respRec.Body.String() == "" {
|
|
t.Fatalf("Response body is empty.")
|
|
}
|
|
|
|
if !strings.Contains(respRec.Body.String(), metric) {
|
|
t.Fatalf("Could not find the metric \"%s\" in the /v1/agent/metrics response", metric)
|
|
}
|
|
}
|
|
|
|
// assertMetricExistsWithLabels looks in the prometheus metrics response for the metric name and all the labels. eg:
|
|
// new_rpc_metrics_rpc_server_call{errored="false",method="Status.Ping",request_type="unknown",rpc_type="net/rpc"}
|
|
func assertMetricExistsWithLabels(t *testing.T, respRec *httptest.ResponseRecorder, metric string, labelNames []string) {
|
|
if respRec.Body.String() == "" {
|
|
t.Fatalf("Response body is empty.")
|
|
}
|
|
|
|
if !strings.Contains(respRec.Body.String(), metric) {
|
|
t.Fatalf("Could not find the metric \"%s\" in the /v1/agent/metrics response", metric)
|
|
}
|
|
|
|
foundAllLabels := false
|
|
metrics := respRec.Body.String()
|
|
for _, line := range strings.Split(metrics, "\n") {
|
|
// skip help lines
|
|
if len(line) < 1 || line[0] == '#' {
|
|
continue
|
|
}
|
|
|
|
if strings.Contains(line, metric) {
|
|
hasAllLabels := true
|
|
for _, labelName := range labelNames {
|
|
if !strings.Contains(line, labelName) {
|
|
hasAllLabels = false
|
|
break
|
|
}
|
|
}
|
|
|
|
if hasAllLabels {
|
|
foundAllLabels = true
|
|
|
|
// done!
|
|
break
|
|
}
|
|
}
|
|
}
|
|
|
|
if !foundAllLabels {
|
|
t.Fatalf("Could not verify that all named labels \"%s\" exist for the metric \"%s\" in the /v1/agent/metrics response", strings.Join(labelNames, ", "), metric)
|
|
}
|
|
}
|
|
|
|
func assertLabelWithValueForMetricExistsNTime(t *testing.T, respRec *httptest.ResponseRecorder, metric string, label string, labelValue string, occurrences int) {
|
|
if respRec.Body.String() == "" {
|
|
t.Fatalf("Response body is empty.")
|
|
}
|
|
|
|
if !strings.Contains(respRec.Body.String(), metric) {
|
|
t.Fatalf("Could not find the metric \"%s\" in the /v1/agent/metrics response", metric)
|
|
}
|
|
|
|
metrics := respRec.Body.String()
|
|
// don't look at _sum or _count or other aggregates
|
|
metricTarget := metric + "{"
|
|
// eg method="Status.Ping"
|
|
labelWithValueTarget := label + "=" + "\"" + labelValue + "\""
|
|
|
|
matchesFound := 0
|
|
for _, line := range strings.Split(metrics, "\n") {
|
|
// skip help lines
|
|
if len(line) < 1 || line[0] == '#' {
|
|
continue
|
|
}
|
|
|
|
if strings.Contains(line, metricTarget) {
|
|
if strings.Contains(line, labelWithValueTarget) {
|
|
matchesFound++
|
|
}
|
|
}
|
|
}
|
|
|
|
if matchesFound < occurrences {
|
|
t.Fatalf("Only found metric \"%s\" %d times. Wanted %d times.", metric, matchesFound, occurrences)
|
|
}
|
|
}
|
|
|
|
func assertMetricExistsWithValue(t *testing.T, respRec *httptest.ResponseRecorder, metric string, value string) {
|
|
if respRec.Body.String() == "" {
|
|
t.Fatalf("Response body is empty.")
|
|
}
|
|
|
|
// eg "consul_autopilot_healthy NaN"
|
|
target := metric + " " + value
|
|
|
|
if !strings.Contains(respRec.Body.String(), target) {
|
|
t.Fatalf("Could not find the metric \"%s\" with value \"%s\" in the /v1/agent/metrics response", metric, value)
|
|
}
|
|
}
|
|
|
|
func assertMetricNotExists(t *testing.T, respRec *httptest.ResponseRecorder, metric string) {
|
|
if respRec.Body.String() == "" {
|
|
t.Fatalf("Response body is empty.")
|
|
}
|
|
|
|
if strings.Contains(respRec.Body.String(), metric) {
|
|
t.Fatalf("Didn't expect to find the metric \"%s\" in the /v1/agent/metrics response", metric)
|
|
}
|
|
}
|
|
|
|
// TestAgent_OneTwelveRPCMetrics test for the 1.12 style RPC metrics. These are the labeled metrics coming from
|
|
// agent.rpc.middleware.interceptors package.
|
|
func TestAgent_OneTwelveRPCMetrics(t *testing.T) {
|
|
skipIfShortTesting(t)
|
|
// This test cannot use t.Parallel() since we modify global state, ie the global metrics instance
|
|
|
|
t.Run("Check that 1.12 rpc metrics are not emitted by default.", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
telemetry = {
|
|
prometheus_retention_time = "5s"
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
|
|
var out struct{}
|
|
err := a.RPC(context.Background(), "Status.Ping", struct{}{}, &out)
|
|
require.NoError(t, err)
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
assertMetricNotExists(t, respRec, metricsPrefix+"_rpc_server_call")
|
|
})
|
|
|
|
t.Run("Check that 1.12 rpc metrics are emitted when specified by operator.", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
allowRPCMetricRule := metricsPrefix + "." + strings.Join(middleware.OneTwelveRPCSummary[0].Name, ".")
|
|
hcl := fmt.Sprintf(`
|
|
telemetry = {
|
|
prometheus_retention_time = "5s"
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
prefix_filter = ["+%s"]
|
|
}
|
|
`, metricsPrefix, allowRPCMetricRule)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
|
|
var out struct{}
|
|
err := a.RPC(context.Background(), "Status.Ping", struct{}{}, &out)
|
|
require.NoError(t, err)
|
|
err = a.RPC(context.Background(), "Status.Ping", struct{}{}, &out)
|
|
require.NoError(t, err)
|
|
err = a.RPC(context.Background(), "Status.Ping", struct{}{}, &out)
|
|
require.NoError(t, err)
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
// make sure the labels exist for this metric
|
|
assertMetricExistsWithLabels(t, respRec, metricsPrefix+"_rpc_server_call", []string{"errored", "method", "request_type", "rpc_type", "leader"})
|
|
// make sure we see 3 Status.Ping metrics corresponding to the calls we made above
|
|
assertLabelWithValueForMetricExistsNTime(t, respRec, metricsPrefix+"_rpc_server_call", "method", "Status.Ping", 3)
|
|
})
|
|
}
|
|
|
|
func TestHTTPHandlers_AgentMetrics_LeaderShipMetrics(t *testing.T) {
|
|
skipIfShortTesting(t)
|
|
// This test cannot use t.Parallel() since we modify global state, ie the global metrics instance
|
|
|
|
t.Run("check that metric isLeader is set properly on server", func(t *testing.T) {
|
|
metricsPrefix1 := getUniqueMetricsPrefix()
|
|
metricsPrefix2 := getUniqueMetricsPrefix()
|
|
metricsPrefix3 := getUniqueMetricsPrefix()
|
|
|
|
hcl1 := fmt.Sprintf(`
|
|
server = true
|
|
telemetry = {
|
|
prometheus_retention_time = "25s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
`, metricsPrefix1)
|
|
|
|
hcl2 := fmt.Sprintf(`
|
|
server = true
|
|
telemetry = {
|
|
prometheus_retention_time = "25s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
`, metricsPrefix2)
|
|
|
|
hcl3 := fmt.Sprintf(`
|
|
server = true
|
|
telemetry = {
|
|
prometheus_retention_time = "25s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
`, metricsPrefix3)
|
|
|
|
overrides := `
|
|
bootstrap = false
|
|
bootstrap_expect = 3
|
|
`
|
|
|
|
s1 := StartTestAgent(t, TestAgent{Name: "s1", HCL: hcl1, Overrides: overrides})
|
|
defer s1.Shutdown()
|
|
|
|
s2 := StartTestAgent(t, TestAgent{Name: "s2", HCL: hcl2, Overrides: overrides})
|
|
defer s2.Shutdown()
|
|
|
|
s3 := StartTestAgent(t, TestAgent{Name: "s3", HCL: hcl3, Overrides: overrides})
|
|
defer s3.Shutdown()
|
|
|
|
// agent hasn't become a leader
|
|
retry.RunWith(retry.ThirtySeconds(), t, func(r *testretry.R) {
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(r, s1, respRec)
|
|
found := strings.Contains(respRec.Body.String(), metricsPrefix1+"_server_isLeader 0")
|
|
require.True(r, found, "non-leader server should have isLeader 0")
|
|
})
|
|
|
|
_, err := s2.JoinLAN([]string{s1.Config.SerfBindAddrLAN.String()}, nil)
|
|
require.NoError(t, err)
|
|
_, err = s3.JoinLAN([]string{s1.Config.SerfBindAddrLAN.String()}, nil)
|
|
require.NoError(t, err)
|
|
|
|
testrpc.WaitForLeader(t, s1.RPC, "dc1")
|
|
testrpc.WaitForLeader(t, s2.RPC, "dc1")
|
|
testrpc.WaitForLeader(t, s3.RPC, "dc1")
|
|
|
|
// Verify agent's isLeader metrics is 1
|
|
retry.RunWith(retry.ThirtySeconds(), t, func(r *testretry.R) {
|
|
respRec1 := httptest.NewRecorder()
|
|
recordPromMetrics(r, s1, respRec1)
|
|
found1 := strings.Contains(respRec1.Body.String(), metricsPrefix1+"_server_isLeader 1")
|
|
|
|
respRec2 := httptest.NewRecorder()
|
|
recordPromMetrics(r, s2, respRec2)
|
|
found2 := strings.Contains(respRec2.Body.String(), metricsPrefix2+"_server_isLeader 1")
|
|
|
|
respRec3 := httptest.NewRecorder()
|
|
recordPromMetrics(r, s3, respRec3)
|
|
found3 := strings.Contains(respRec3.Body.String(), metricsPrefix3+"_server_isLeader 1")
|
|
|
|
require.True(r, found1 || found2 || found3, "leader server should have isLeader 1")
|
|
})
|
|
})
|
|
}
|
|
|
|
// TestHTTPHandlers_AgentMetrics_ConsulAutopilot_Prometheus adds testing around
|
|
// the published autopilot metrics on https://www.consul.io/docs/agent/telemetry#autopilot
|
|
func TestHTTPHandlers_AgentMetrics_ConsulAutopilot_Prometheus(t *testing.T) {
|
|
skipIfShortTesting(t)
|
|
// This test cannot use t.Parallel() since we modify global state, ie the global metrics instance
|
|
|
|
t.Run("Check consul_autopilot_* are not emitted metrics on clients", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
telemetry = {
|
|
prometheus_retention_time = "5s"
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
bootstrap = false
|
|
server = false
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
assertMetricNotExists(t, respRec, metricsPrefix+"_autopilot_healthy")
|
|
assertMetricNotExists(t, respRec, metricsPrefix+"_autopilot_failure_tolerance")
|
|
})
|
|
|
|
t.Run("Check consul_autopilot_healthy metric value on startup", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
// don't bootstrap agent so as not to
|
|
// become a leader
|
|
telemetry = {
|
|
prometheus_retention_time = "5s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
bootstrap = false
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
assertMetricExistsWithValue(t, respRec, metricsPrefix+"_autopilot_healthy", "1")
|
|
assertMetricExistsWithValue(t, respRec, metricsPrefix+"_autopilot_failure_tolerance", "0")
|
|
})
|
|
}
|
|
|
|
func TestHTTPHandlers_AgentMetrics_TLSCertExpiry_Prometheus(t *testing.T) {
|
|
skipIfShortTesting(t)
|
|
// This test cannot use t.Parallel() since we modify global state, ie the global metrics instance
|
|
|
|
dir := testutil.TempDir(t, "ca")
|
|
caPEM, caPK, err := tlsutil.GenerateCA(tlsutil.CAOpts{Days: 20, Domain: "consul"})
|
|
require.NoError(t, err)
|
|
|
|
caPath := filepath.Join(dir, "ca.pem")
|
|
err = os.WriteFile(caPath, []byte(caPEM), 0600)
|
|
require.NoError(t, err)
|
|
|
|
signer, err := tlsutil.ParseSigner(caPK)
|
|
require.NoError(t, err)
|
|
|
|
pem, key, err := tlsutil.GenerateCert(tlsutil.CertOpts{
|
|
Signer: signer,
|
|
CA: caPEM,
|
|
Name: "server.dc1.consul",
|
|
Days: 20,
|
|
ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageClientAuth},
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
certPath := filepath.Join(dir, "cert.pem")
|
|
err = os.WriteFile(certPath, []byte(pem), 0600)
|
|
require.NoError(t, err)
|
|
|
|
keyPath := filepath.Join(dir, "cert.key")
|
|
err = os.WriteFile(keyPath, []byte(key), 0600)
|
|
require.NoError(t, err)
|
|
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
telemetry = {
|
|
prometheus_retention_time = "5s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
ca_file = "%s"
|
|
cert_file = "%s"
|
|
key_file = "%s"
|
|
`, metricsPrefix, caPath, certPath, keyPath)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
require.Contains(t, respRec.Body.String(), metricsPrefix+"_agent_tls_cert_expiry 1.7")
|
|
}
|
|
|
|
func TestHTTPHandlers_AgentMetrics_CACertExpiry_Prometheus(t *testing.T) {
|
|
skipIfShortTesting(t)
|
|
// This test cannot use t.Parallel() since we modify global state, ie the global metrics instance
|
|
|
|
t.Run("non-leader emits NaN", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
telemetry = {
|
|
prometheus_retention_time = "5s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
connect {
|
|
enabled = true
|
|
}
|
|
bootstrap = false
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
require.Contains(t, respRec.Body.String(), metricsPrefix+"_mesh_active_root_ca_expiry NaN")
|
|
require.Contains(t, respRec.Body.String(), metricsPrefix+"_mesh_active_signing_ca_expiry NaN")
|
|
})
|
|
|
|
t.Run("leader emits a value", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
telemetry = {
|
|
prometheus_retention_time = "5s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
connect {
|
|
enabled = true
|
|
}
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
testrpc.WaitForLeader(t, a.RPC, "dc1")
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
out := respRec.Body.String()
|
|
require.Contains(t, out, metricsPrefix+"_mesh_active_root_ca_expiry 3.15")
|
|
require.Contains(t, out, metricsPrefix+"_mesh_active_signing_ca_expiry 3.15")
|
|
})
|
|
|
|
}
|
|
|
|
func TestHTTPHandlers_AgentMetrics_WAL_Prometheus(t *testing.T) {
|
|
skipIfShortTesting(t)
|
|
// This test cannot use t.Parallel() since we modify global state, ie the global metrics instance
|
|
|
|
t.Run("client agent emits nothing", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
server = false
|
|
telemetry = {
|
|
prometheus_retention_time = "5s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
raft_logstore {
|
|
backend = "wal"
|
|
}
|
|
bootstrap = false
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
require.NotContains(t, respRec.Body.String(), metricsPrefix+"_raft_wal")
|
|
})
|
|
|
|
t.Run("server with WAL enabled emits WAL metrics", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
server = true
|
|
bootstrap = true
|
|
telemetry = {
|
|
prometheus_retention_time = "5s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
connect {
|
|
enabled = true
|
|
}
|
|
raft_logstore {
|
|
backend = "wal"
|
|
}
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
testrpc.WaitForLeader(t, a.RPC, "dc1")
|
|
|
|
testretry.Run(t, func(r *testretry.R) {
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(r, a, respRec)
|
|
|
|
out := respRec.Body.String()
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_head_truncations")
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_last_segment_age_seconds")
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_log_appends")
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_log_entries_read")
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_log_entries_written")
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_log_entry_bytes_read")
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_log_entry_bytes_written")
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_segment_rotations")
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_stable_gets")
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_stable_sets")
|
|
require.Contains(r, out, metricsPrefix+"_raft_wal_tail_truncations")
|
|
})
|
|
|
|
})
|
|
|
|
t.Run("server without WAL enabled emits no WAL metrics", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
server = true
|
|
bootstrap = true
|
|
telemetry = {
|
|
prometheus_retention_time = "5s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
connect {
|
|
enabled = true
|
|
}
|
|
raft_logstore {
|
|
backend = "boltdb"
|
|
}
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
testrpc.WaitForLeader(t, a.RPC, "dc1")
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
require.NotContains(t, respRec.Body.String(), metricsPrefix+"_raft_wal")
|
|
})
|
|
|
|
}
|
|
|
|
func TestHTTPHandlers_AgentMetrics_LogVerifier_Prometheus(t *testing.T) {
|
|
skipIfShortTesting(t)
|
|
// This test cannot use t.Parallel() since we modify global state, ie the global metrics instance
|
|
|
|
t.Run("client agent emits nothing", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
server = false
|
|
telemetry = {
|
|
prometheus_retention_time = "5s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
raft_logstore {
|
|
verification {
|
|
enabled = true
|
|
interval = "1s"
|
|
}
|
|
}
|
|
bootstrap = false
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
require.NotContains(t, respRec.Body.String(), metricsPrefix+"_raft_logstore_verifier")
|
|
})
|
|
|
|
t.Run("server with verifier enabled emits all metrics", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
server = true
|
|
bootstrap = true
|
|
telemetry = {
|
|
prometheus_retention_time = "5s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
connect {
|
|
enabled = true
|
|
}
|
|
raft_logstore {
|
|
verification {
|
|
enabled = true
|
|
interval = "1s"
|
|
}
|
|
}
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
testrpc.WaitForLeader(t, a.RPC, "dc1")
|
|
|
|
testretry.Run(t, func(r *testretry.R) {
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(r, a, respRec)
|
|
|
|
out := respRec.Body.String()
|
|
require.Contains(r, out, metricsPrefix+"_raft_logstore_verifier_checkpoints_written")
|
|
require.Contains(r, out, metricsPrefix+"_raft_logstore_verifier_dropped_reports")
|
|
require.Contains(r, out, metricsPrefix+"_raft_logstore_verifier_ranges_verified")
|
|
require.Contains(r, out, metricsPrefix+"_raft_logstore_verifier_read_checksum_failures")
|
|
require.Contains(r, out, metricsPrefix+"_raft_logstore_verifier_write_checksum_failures")
|
|
})
|
|
})
|
|
|
|
t.Run("server with verifier disabled emits no extra metrics", func(t *testing.T) {
|
|
metricsPrefix := getUniqueMetricsPrefix()
|
|
hcl := fmt.Sprintf(`
|
|
server = true
|
|
bootstrap = true
|
|
telemetry = {
|
|
prometheus_retention_time = "5s",
|
|
disable_hostname = true
|
|
metrics_prefix = "%s"
|
|
}
|
|
connect {
|
|
enabled = true
|
|
}
|
|
raft_logstore {
|
|
verification {
|
|
enabled = false
|
|
}
|
|
}
|
|
`, metricsPrefix)
|
|
|
|
a := StartTestAgent(t, TestAgent{HCL: hcl})
|
|
defer a.Shutdown()
|
|
testrpc.WaitForLeader(t, a.RPC, "dc1")
|
|
|
|
respRec := httptest.NewRecorder()
|
|
recordPromMetrics(t, a, respRec)
|
|
|
|
require.NotContains(t, respRec.Body.String(), metricsPrefix+"_raft_logstore_verifier")
|
|
})
|
|
|
|
}
|