mirror of
https://github.com/open-policy-agent/opa.git
synced 2026-08-12 19:32:48 -06:00
Stephan Renatus
a938b9202e
https://groups.google.com/g/golang-announce/c/Vd2tYVM8eUc Unsure about the TLS issues. Let's just update to err on the safe side. Signed-off-by: Stephan Renatus <stephan.renatus@gmail.com>
213 lines
8.3 KiB
Go
213 lines
8.3 KiB
Go
// Copyright 2022 The OPA Authors. All rights reserved.
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// Use of this source code is governed by an Apache2
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// license that can be found in the LICENSE file.
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//
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// NOTE: Different go runtime metrics in pretty much
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// every Go version. Let's only test these on latest.
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//go:build go1.25
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package prometheus
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import (
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"encoding/json"
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"testing"
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"github.com/open-policy-agent/opa/v1/logging"
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"github.com/open-policy-agent/opa/v1/metrics"
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)
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func TestJSONSerialization(t *testing.T) {
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inner := metrics.New()
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logger := func(logger logging.Logger) loggerFunc {
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return func(attrs map[string]any, f string, a ...any) {
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logger.WithFields(attrs).Error(f, a...)
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}
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}(logging.NewNoOpLogger())
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prom := New(inner, logger, []float64{1e-6, 5e-6, 1e-5, 5e-5, 1e-4, 5e-4, 1e-3, 0.01, 0.1, 1})
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m := prom.All()
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bs, err := json.Marshal(m)
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if err != nil {
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t.Fatal(err)
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}
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act := make(map[string]map[string]any, len(m))
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err = json.Unmarshal(bs, &act)
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if err != nil {
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t.Fatal(err)
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}
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// NOTE(sr): "http_request_duration_seconds" only shows up after there has been a request
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exp := map[string][]string{
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"GAUGE": {
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"go_gc_heap_goal_bytes",
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"go_gc_heap_objects_objects",
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"go_gc_stack_starting_size_bytes",
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"go_gc_limiter_last_enabled_gc_cycle",
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"go_goroutines",
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"go_info",
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"go_memory_classes_heap_free_bytes",
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"go_memory_classes_heap_objects_bytes",
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"go_memory_classes_heap_released_bytes",
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"go_memory_classes_heap_stacks_bytes",
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"go_memory_classes_heap_unused_bytes",
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"go_memory_classes_metadata_mcache_free_bytes",
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"go_memory_classes_metadata_mcache_inuse_bytes",
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"go_memory_classes_metadata_mspan_free_bytes",
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"go_memory_classes_metadata_mspan_inuse_bytes",
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"go_memory_classes_metadata_other_bytes",
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"go_memory_classes_os_stacks_bytes",
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"go_memory_classes_other_bytes",
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"go_memory_classes_profiling_buckets_bytes",
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"go_memory_classes_total_bytes",
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"go_memstats_alloc_bytes",
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"go_memstats_buck_hash_sys_bytes",
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// "go_memstats_gc_cpu_fraction", // removed: https://github.com/prometheus/client_golang/issues/842#issuecomment-861812034
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"go_memstats_gc_sys_bytes",
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"go_memstats_heap_alloc_bytes",
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"go_memstats_heap_idle_bytes",
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"go_memstats_heap_inuse_bytes",
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"go_memstats_heap_objects",
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"go_memstats_heap_released_bytes",
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"go_memstats_heap_sys_bytes",
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"go_memstats_last_gc_time_seconds",
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"go_memstats_mcache_inuse_bytes",
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"go_memstats_mcache_sys_bytes",
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"go_memstats_mspan_inuse_bytes",
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"go_memstats_mspan_sys_bytes",
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"go_memstats_next_gc_bytes",
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"go_memstats_other_sys_bytes",
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"go_memstats_stack_inuse_bytes",
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"go_memstats_stack_sys_bytes",
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"go_memstats_sys_bytes",
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"go_sched_goroutines_goroutines",
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"go_sched_gomaxprocs_threads",
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"go_threads",
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"go_gc_gomemlimit_bytes", // BEGIN added in 1.21
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"go_gc_heap_live_bytes",
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"go_gc_gogc_percent",
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"go_gc_scan_globals_bytes",
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"go_gc_scan_heap_bytes",
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"go_gc_scan_stack_bytes",
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"go_gc_scan_total_bytes",
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},
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"COUNTER": {
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"go_gc_cycles_automatic_gc_cycles_total",
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"go_gc_cycles_forced_gc_cycles_total",
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"go_gc_cycles_total_gc_cycles_total",
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"go_gc_heap_allocs_bytes_total",
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"go_gc_heap_allocs_objects_total",
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"go_gc_heap_tiny_allocs_objects_total",
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"go_gc_heap_frees_bytes_total",
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"go_gc_heap_frees_objects_total",
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"go_cgo_go_to_c_calls_calls_total",
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"go_memstats_alloc_bytes_total",
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"go_memstats_mallocs_total",
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"go_memstats_frees_total",
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"go_cpu_classes_idle_cpu_seconds_total",
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"go_cpu_classes_gc_mark_dedicated_cpu_seconds_total",
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"go_cpu_classes_scavenge_background_cpu_seconds_total",
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"go_cpu_classes_user_cpu_seconds_total",
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"go_cpu_classes_scavenge_assist_cpu_seconds_total",
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"go_cpu_classes_gc_mark_idle_cpu_seconds_total",
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"go_cpu_classes_scavenge_total_cpu_seconds_total",
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"go_cpu_classes_gc_mark_assist_cpu_seconds_total",
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"go_cpu_classes_total_cpu_seconds_total",
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"go_cpu_classes_gc_total_cpu_seconds_total",
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"go_sync_mutex_wait_total_seconds_total",
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"go_cpu_classes_gc_pause_cpu_seconds_total",
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"go_godebug_non_default_behavior_execerrdot_events_total", // BEGIN added in 1.21
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"go_godebug_non_default_behavior_gocachehash_events_total",
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"go_godebug_non_default_behavior_gocachetest_events_total",
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"go_godebug_non_default_behavior_gocacheverify_events_total",
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"go_godebug_non_default_behavior_http2client_events_total",
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"go_godebug_non_default_behavior_http2server_events_total",
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"go_godebug_non_default_behavior_installgoroot_events_total",
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// "go_godebug_non_default_behavior_jstmpllitinterp_events_total", // this one was removed in 1.23
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"go_godebug_non_default_behavior_panicnil_events_total",
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"go_godebug_non_default_behavior_randautoseed_events_total",
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"go_godebug_non_default_behavior_tarinsecurepath_events_total",
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"go_godebug_non_default_behavior_multipartmaxheaders_events_total",
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"go_godebug_non_default_behavior_multipartmaxparts_events_total",
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"go_godebug_non_default_behavior_multipathtcp_events_total",
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// "go_godebug_non_default_behavior_x509sha1_events_total", // removed in 1.24
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"go_godebug_non_default_behavior_x509usefallbackroots_events_total",
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"go_godebug_non_default_behavior_zipinsecurepath_events_total",
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"go_godebug_non_default_behavior_tlsmaxrsasize_events_total",
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"go_godebug_non_default_behavior_gotypesalias_events_total", // BEGIN added in 1.22
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"go_godebug_non_default_behavior_tlsunsafeekm_events_total",
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"go_godebug_non_default_behavior_httplaxcontentlength_events_total",
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"go_godebug_non_default_behavior_x509usepolicies_events_total",
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"go_godebug_non_default_behavior_tls10server_events_total",
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"go_godebug_non_default_behavior_httpmuxgo121_events_total",
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"go_godebug_non_default_behavior_tlsrsakex_events_total",
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"go_godebug_non_default_behavior_netedns0_events_total", // added in 1.22.5
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"go_godebug_non_default_behavior_x509negativeserial_events_total", // added in 1.23.1 (or 1.23)
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"go_godebug_non_default_behavior_winsymlink_events_total",
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"go_godebug_non_default_behavior_x509keypairleaf_events_total",
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"go_godebug_non_default_behavior_winreadlinkvolume_events_total",
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"go_godebug_non_default_behavior_asynctimerchan_events_total",
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"go_godebug_non_default_behavior_httpservecontentkeepheaders_events_total",
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"go_godebug_non_default_behavior_tls3des_events_total",
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"go_godebug_non_default_behavior_randseednop_events_total",
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"go_godebug_non_default_behavior_x509rsacrt_events_total",
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"go_godebug_non_default_behavior_gotestjsonbuildtext_events_total",
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"go_godebug_non_default_behavior_rsa1024min_events_total",
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"go_godebug_non_default_behavior_allowmultiplevcs_events_total", // added in 1.24.6
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"go_godebug_non_default_behavior_embedfollowsymlinks_events_total",
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"go_godebug_non_default_behavior_containermaxprocs_events_total",
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"go_godebug_non_default_behavior_updatemaxprocs_events_total",
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"go_godebug_non_default_behavior_x509sha256skid_events_total",
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"go_godebug_non_default_behavior_tlssha1_events_total", // here and above, added with 1.25.1
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"go_godebug_non_default_behavior_httpcookiemaxnum_events_total", // go 1.25.2
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"go_godebug_non_default_behavior_urlmaxqueryparams_events_total", // go 1.25.6
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},
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"SUMMARY": {
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"go_gc_duration_seconds",
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},
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"HISTOGRAM": {
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"go_gc_pauses_seconds", // was: "go_gc_pauses_seconds_total"
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"go_gc_heap_allocs_by_size_bytes", // was: "go_gc_heap_allocs_by_size_bytes_total"
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"go_gc_heap_frees_by_size_bytes", // was: "go_gc_heap_frees_by_size_bytes_total"
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"go_sched_latencies_seconds",
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"go_sched_pauses_stopping_other_seconds", // BEGIN added in 1.22
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"go_sched_pauses_stopping_gc_seconds",
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"go_sched_pauses_total_gc_seconds",
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"go_sched_pauses_total_other_seconds",
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},
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}
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found := 0
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for typ, es := range exp {
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for _, e := range es {
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a, ok := act[e]
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if !ok {
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t.Errorf("%v: metric missing", e)
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continue
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}
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if act, ok := a["type"].(string); !ok || act != typ {
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t.Errorf("%v: unexpected type: %v (expected %v)", e, act, typ)
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continue
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}
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found++
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}
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}
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if len(act) != found {
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t.Errorf("unexpected extra metrics, expected %d, got %d", found, len(act))
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for a, ty := range act {
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found := false
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for _, es := range exp {
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for _, e := range es {
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if a == e {
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found = true
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}
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}
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}
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if !found {
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t.Errorf("unexpected metric: %v (type: %v)", a, ty)
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}
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}
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}
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}
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