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[WIP] Add tracing with OpenTelemetry #932

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[WIP] Add tracing with OpenTelemetry #932

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meobilivang
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What type of PR is this?

/kind feature

What this PR does / why we need it:

Add Distributed Tracing to provide more insights into requests propagated through CAPG. This would enhance the observability of the internal behaviors of CAPG, and offers more clues for developers to troubleshoot the system during development besides the fragmented container logs.

Refer to the project's Proposal for more details on the implementation.

Which issue(s) this PR fixes:

Special notes for your reviewer:

This PR integrates new components into Tiltfile to launch the observability stack (OpenTelemetry Collector & Jaeger)

TODOs:

  • squashed commits
  • includes documentation
  • adds unit tests
  • Proposal

Release note:

NONE

cc @richardcase @cpanato

@k8s-ci-robot k8s-ci-robot added release-note-none Denotes a PR that doesn't merit a release note. do-not-merge/work-in-progress Indicates that a PR should not merge because it is a work in progress. kind/feature Categorizes issue or PR as related to a new feature. cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. needs-ok-to-test Indicates a PR that requires an org member to verify it is safe to test. labels May 26, 2023
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Hi @meobilivang. Thanks for your PR.

I'm waiting for a kubernetes-sigs member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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@k8s-ci-robot k8s-ci-robot added the size/XXL Denotes a PR that changes 1000+ lines, ignoring generated files. label May 26, 2023
@k8s-ci-robot k8s-ci-robot removed the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label May 26, 2023
meobilivang
meobilivang commented May 26, 2023
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Tiltfile
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@meobilivang meobilivang May 26, 2023 •
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My python environment has the Black linter by default so it just reformats the whole file 😗

meobilivang
meobilivang commented May 26, 2023
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Tiltfile
)

k8s_yaml(blob(yaml))


def observability():
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setting up OTEL Collector + Jaeger using helm chart

meobilivang
meobilivang commented May 26, 2023
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hack/observability/opentelemetry/values.yaml
tls:
insecure: true
#export to Cloud Trace on GCP
googlecloud:
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Refer to GCP Cloud trace exporter implementation for OTEL Collector

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/ok-to-test

@k8s-ci-robot k8s-ci-robot added ok-to-test Indicates a non-member PR verified by an org member that is safe to test. and removed needs-ok-to-test Indicates a PR that requires an org member to verify it is safe to test. labels Jun 1, 2023
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/retest

meobilivang
meobilivang commented Jun 5, 2023
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exp/controllers/gcpmanagedcluster_controller.go
ctx, span := telemetry.Tracer().Start(
ctx, "controllers.GCPManagedClusterReconciler.Reconcile",
trace.WithAttributes(
attribute.String("name", req.Name),
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@meobilivang meobilivang Jun 5, 2023 •
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TODO: Add ReconcileId as an attribute: controller.ReconcileIDFromContext(ctx)

@k8s-ci-robot k8s-ci-robot added the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Jun 6, 2023
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PR needs rebase.

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/lifecycle stale

@k8s-ci-robot k8s-ci-robot added the lifecycle/stale Denotes an issue or PR has remained open with no activity and has become stale. label Jan 21, 2024
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/lifecycle rotten

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The Kubernetes project currently lacks enough active contributors to adequately respond to all issues and PRs.

This bot triages PRs according to the following rules:

  • After 90d of inactivity, lifecycle/stale is applied
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/close

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@k8s-triage-robot: Closed this PR.

In response to this:

The Kubernetes project currently lacks enough active contributors to adequately respond to all issues and PRs.

This bot triages PRs according to the following rules:

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/close

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/reopen

@k8s-ci-robot k8s-ci-robot reopened this Aug 13, 2024
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@richardcase: Reopened this PR.

In response to this:

/reopen

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[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: meobilivang
Once this PR has been reviewed and has the lgtm label, please assign cpanato for approval. For more information see the Kubernetes Code Review Process.

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/remove-lifecycle rotten

@k8s-ci-robot k8s-ci-robot removed the lifecycle/rotten Denotes an issue or PR that has aged beyond stale and will be auto-closed. label Aug 13, 2024
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@dims dims Awaiting requested review from dims

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[EPIC] Improve the supportability of CAPG (LFX Spring 2023 Mentorship)
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