[Fleet] enable OpAMP feature flag by juliaElastic · Pull Request #260654 · elastic/kibana

juliaElastic · 2026-04-01T09:32:58Z

Summary

Closes https://github.com/elastic/ingest-dev/issues/7148

Relates #254491
Relates https://github.com/elastic/ingest-dev/issues/6982
Relates #252541

Enable OpAMP feature flag

The feature flag enables the Add collector button in Fleet UI and the /effective_config route that is used from the Agent Details UI if the agent is an OTel collector.

Serverless:

Release note

Enables OpenTelemetry (OTel) collector support in Fleet. Users can now add OTel collector agents via a new Add collector button in the Fleet UI.
OTel collectors will be visible in Fleet Agent list, with the ability to monitor them (view their Component Health, Effective Config, link to internal telemetry dashboard).
The feature is in technical preview.

Checklist

Check the PR satisfies following conditions.

Reviewers should verify this PR satisfies this list as well.

Any text added follows EUI's writing guidelines, uses sentence case text and includes i18n support
Documentation was added for features that require explanation or tutorials
Unit or functional tests were updated or added to match the most common scenarios
If a plugin configuration key changed, check if it needs to be allowlisted in the cloud and added to the docker list
This was checked for breaking HTTP API changes, and any breaking changes have been approved by the breaking-change committee. The release_note:breaking label should be applied in these situations.
Flaky Test Runner was used on any tests changed
The PR description includes the appropriate Release Notes section, and the correct release_note:* label is applied per the guidelines
Review the backport guidelines and apply applicable backport:* labels.

Identify risks

Does this PR introduce any risks? For example, consider risks like hard to test bugs, performance regression, potential of data loss.

Describe the risk, its severity, and mitigation for each identified risk. Invite stakeholders and evaluate how to proceed before merging.

See some risk examples
...

jillguyonnet

Code LGTM!

elasticmachine · 2026-04-02T09:43:41Z

Pinging @elastic/fleet (Team:Fleet)

macroscopeapp · 2026-04-02T09:44:42Z

Approvability

Verdict: Needs human review

This PR enables the OpAMP feature flag, activating a new API endpoint and UI changes that were previously gated. Feature flag enablement that introduces new user-facing capabilities warrants review by the @elastic/fleet team who owns these files.

^{You can customize Macroscope's approvability policy. Learn more.}

florent-leborgne · 2026-04-02T10:10:06Z

oas_docs/output/kibana.yaml

+      summary: Get an agent's effective config
+      tags:
+        - Elastic Agents
+      x-metaTags:


I think we may be missing availability information here

elasticmachine · 2026-04-07T08:37:41Z

💛 Build succeeded, but was flaky

Buildkite Build
Commit: 1e2ca76

Failed CI Steps

FTR Configs #2

Test Failures

[job] [logs] FTR Configs #2 / Endpoint plugin @ess @serverless @skipInServerlessMKI Endpoint Scripts Library RBAC Get one API "before each" hook for "should return script when user has READ privileges"

Metrics [docs]

✅ unchanged

History

github-actions · 2026-04-07T09:06:39Z

🤖 GitHub comments

Expand to view the GitHub comments

Just comment with:

/oblt-deploy : Deploy a Kibana instance using the Observability test environments.
run docs-build : Re-trigger the docs validation. (use unformatted text in the comment!)

## Summary Closes elastic/ingest-dev#7148 Relates elastic#254491 Relates elastic/ingest-dev#6982 Relates elastic#252541 Enable OpAMP feature flag The feature flag enables the `Add collector` button in Fleet UI and the `/effective_config` route that is used from the Agent Details UI if the agent is an OTel collector. <img width="2214" height="1824" alt="image" src="https://github.com/user-attachments/assets/1520a587-8844-43d4-8d92-e93ca09527fe" /> Serverless: <img width="1308" height="723" alt="image" src="https://github.com/user-attachments/assets/79b9b086-b693-4c45-8bdc-c586bbd71dee" /> ## Release note Enables OpenTelemetry (OTel) collector support in Fleet. Users can now add OTel collector agents via a new Add collector button in the Fleet UI. OTel collectors will be visible in Fleet Agent list, with the ability to monitor them (view their Component Health, Effective Config, link to internal telemetry dashboard). The feature is in technical preview. ### Checklist Check the PR satisfies following conditions. Reviewers should verify this PR satisfies this list as well. - [ ] Any text added follows [EUI's writing guidelines](https://elastic.github.io/eui/#/guidelines/writing), uses sentence case text and includes [i18n support](https://github.com/elastic/kibana/blob/main/src/platform/packages/shared/kbn-i18n/README.md) - [ ] [Documentation](https://www.elastic.co/guide/en/kibana/master/development-documentation.html) was added for features that require explanation or tutorials - [ ] [Unit or functional tests](https://www.elastic.co/guide/en/kibana/master/development-tests.html) were updated or added to match the most common scenarios - [ ] If a plugin configuration key changed, check if it needs to be allowlisted in the cloud and added to the [docker list](https://github.com/elastic/kibana/blob/main/src/dev/build/tasks/os_packages/docker_generator/resources/base/bin/kibana-docker) - [ ] This was checked for breaking HTTP API changes, and any breaking changes have been approved by the breaking-change committee. The `release_note:breaking` label should be applied in these situations. - [ ] [Flaky Test Runner](https://ci-stats.kibana.dev/trigger_flaky_test_runner/1) was used on any tests changed - [ ] The PR description includes the appropriate Release Notes section, and the correct `release_note:*` label is applied per the [guidelines](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process) - [ ] Review the [backport guidelines](https://docs.google.com/document/d/1VyN5k91e5OVumlc0Gb9RPa3h1ewuPE705nRtioPiTvY/edit?usp=sharing) and apply applicable `backport:*` labels. ### Identify risks Does this PR introduce any risks? For example, consider risks like hard to test bugs, performance regression, potential of data loss. Describe the risk, its severity, and mitigation for each identified risk. Invite stakeholders and evaluate how to proceed before merging. - [ ] [See some risk examples](https://github.com/elastic/kibana/blob/main/RISK_MATRIX.mdx) - [ ] ... --------- Co-authored-by: kibanamachine <42973632+kibanamachine@users.noreply.github.com>

enable OpAMP feature flag

c5b436f

juliaElastic added backport:skip This PR does not require backporting release_note:feature Makes this part of the condensed release notes v9.4.0 labels Apr 1, 2026

kibanamachine and others added 3 commits April 1, 2026 10:05

Changes from make api-docs

a156509

fix tests

473a113

fix tests

0206640

juliaElastic marked this pull request as ready for review April 2, 2026 08:27

juliaElastic requested review from a team as code owners April 2, 2026 08:27

jillguyonnet approved these changes Apr 2, 2026

View reviewed changes

botelastic bot added the Team:Fleet Team label for Observability Data Collection Fleet team label Apr 2, 2026

mdbirnstiehl approved these changes Apr 2, 2026

View reviewed changes

florent-leborgne approved these changes Apr 3, 2026

View reviewed changes

Merge branch 'main' into enable-opamp

1e2ca76

juliaElastic merged commit e2eaae3 into elastic:main Apr 7, 2026
18 checks passed

juliaElastic added the ci:project-deploy-observability Create an Observability project label Apr 7, 2026

juliaElastic removed the ci:project-deploy-observability Create an Observability project label Apr 7, 2026

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

[Fleet] enable OpAMP feature flag#260654

[Fleet] enable OpAMP feature flag#260654
juliaElastic merged 5 commits intoelastic:mainfrom
juliaElastic:enable-opamp

juliaElastic commented Apr 1, 2026 •

edited

Loading

Uh oh!

jillguyonnet left a comment

Uh oh!

elasticmachine commented Apr 2, 2026

Uh oh!

macroscopeapp bot commented Apr 2, 2026

Uh oh!

florent-leborgne Apr 2, 2026 •

edited

Loading

Uh oh!

elasticmachine commented Apr 7, 2026

Uh oh!

Uh oh!

github-actions bot commented Apr 7, 2026

Uh oh!

Reviewers

Assignees

Labels

Projects

Milestone

Development

Uh oh!

6 participants

Conversation

juliaElastic commented Apr 1, 2026 • edited Loading Uh oh! There was an error while loading. Please reload this page.

Uh oh!

Summary

Release note

Checklist

Identify risks

Uh oh!

jillguyonnet left a comment

Choose a reason for hiding this comment

Uh oh!

elasticmachine commented Apr 2, 2026

Uh oh!

macroscopeapp bot commented Apr 2, 2026

Approvability

Uh oh!

florent-leborgne Apr 2, 2026 • edited Loading Uh oh! There was an error while loading. Please reload this page.

Uh oh!

Choose a reason for hiding this comment

Uh oh!

elasticmachine commented Apr 7, 2026

💛 Build succeeded, but was flaky

Failed CI Steps

Test Failures

Metrics [docs]

History

Uh oh!

Uh oh!

github-actions bot commented Apr 7, 2026

🤖 GitHub comments

Uh oh!

Reviewers

Assignees

Labels

Projects

Milestone

Development

Uh oh!

6 participants

juliaElastic commented Apr 1, 2026 •

edited

Loading

florent-leborgne Apr 2, 2026 •

edited

Loading