[receiver/pprof] convert pprof to profile data in a receiver #44385
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| # Use this changelog template to create an entry for release notes. | ||
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| # One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix' | ||
| change_type: new_component | ||
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| # The name of the component, or a single word describing the area of concern, (e.g. receiver/filelog) | ||
| component: receiver/pprof | ||
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| # A brief description of the change. Surround your text with quotes ("") if it needs to start with a backtick (`). | ||
| note: Implement receiving pprof data and converting it to profile data | ||
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| # Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists. | ||
| issues: [38260] | ||
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| # (Optional) One or more lines of additional information to render under the primary note. | ||
| # These lines will be padded with 2 spaces and then inserted directly into the document. | ||
| # Use pipe (|) for multiline entries. | ||
| subtext: | ||
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| # If your change doesn't affect end users or the exported elements of any package, | ||
| # you should instead start your pull request title with [chore] or use the "Skip Changelog" label. | ||
| # Optional: The change log or logs in which this entry should be included. | ||
| # e.g. '[user]' or '[user, api]' | ||
| # Include 'user' if the change is relevant to end users. | ||
| # Include 'api' if there is a change to a library API. | ||
| # Default: '[user]' | ||
| change_logs: [] |
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| // Copyright The OpenTelemetry Authors | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
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| package pprofreceiver // import "github.com/open-telemetry/opentelemetry-collector-contrib/receiver/pprofreceiver" | ||
| import ( | ||
| "net/http" | ||
| _ "net/http/pprof" //nolint:gosec // #nosec G108 | ||
| "testing" | ||
| "time" | ||
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| "github.com/stretchr/testify/assert" | ||
| "github.com/stretchr/testify/require" | ||
| "go.opentelemetry.io/collector/component/componenttest" | ||
| "go.opentelemetry.io/collector/consumer/consumertest" | ||
| "go.opentelemetry.io/collector/receiver/receivertest" | ||
| "go.opentelemetry.io/collector/receiver/xreceiver" | ||
| "go.uber.org/zap" | ||
| ) | ||
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| func TestStartStop(t *testing.T) { | ||
| f := NewFactory().(xreceiver.Factory) | ||
| profilesConsumer := new(consumertest.ProfilesSink) | ||
| set := receivertest.NewNopSettings(f.Type()) | ||
| var err error | ||
| set.Logger, err = zap.NewDevelopment() | ||
| require.NoError(t, err) | ||
| cfg := f.CreateDefaultConfig().(*Config) | ||
| cfg.CollectionInterval = 1 * time.Second | ||
| r, err := f.CreateProfiles(t.Context(), set, cfg, profilesConsumer) | ||
| require.NoError(t, err) | ||
| err = r.Start(t.Context(), componenttest.NewNopHost()) | ||
| require.NoError(t, err) | ||
| require.EventuallyWithT(t, func(tt *assert.CollectT) { | ||
| require.NotEmpty(tt, profilesConsumer.AllProfiles()) | ||
| }, 5*time.Second, 100*time.Millisecond, "failed to receive data from pprof receiver") | ||
| err = r.Shutdown(t.Context()) | ||
| require.NoError(t, err) | ||
| } | ||
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| func TestStartStopRemote(t *testing.T) { | ||
| server := &http.Server{ | ||
| ReadTimeout: 1 * time.Second, | ||
| Addr: "localhost:6060", | ||
| Handler: http.DefaultServeMux, | ||
| } | ||
| go func() { | ||
| err := server.ListenAndServe() | ||
| assert.ErrorIs(t, err, http.ErrServerClosed, "server closed") | ||
| }() | ||
| defer func() { | ||
| assert.NoError(t, server.Shutdown(t.Context())) | ||
| }() | ||
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| f := NewFactory().(xreceiver.Factory) | ||
| profilesConsumer := new(consumertest.ProfilesSink) | ||
| set := receivertest.NewNopSettings(f.Type()) | ||
| var err error | ||
| set.Logger, err = zap.NewDevelopment() | ||
| require.NoError(t, err) | ||
| cfg := f.CreateDefaultConfig().(*Config) | ||
| cfg.CollectionInterval = 1 * time.Second | ||
| cfg.Endpoint = "http://localhost:6060/debug/pprof/profile?seconds=1" | ||
|
Member
There was a problem hiding this comment. Will there be some configuration validation to make sure In this test they are the same:
What is the expected behaviour if cfg.CollectionInterval << cfg.Endpoint interval? |
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| r, err := f.CreateProfiles(t.Context(), set, cfg, profilesConsumer) | ||
| require.NoError(t, err) | ||
| err = r.Start(t.Context(), componenttest.NewNopHost()) | ||
| require.NoError(t, err) | ||
| require.EventuallyWithT(t, func(tt *assert.CollectT) { | ||
| require.NotEmpty(tt, profilesConsumer.AllProfiles()) | ||
| }, 5*time.Second, 100*time.Millisecond, "failed to receive data from pprof receiver") | ||
| err = r.Shutdown(t.Context()) | ||
| require.NoError(t, err) | ||
| } | ||
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