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test/e2e-framework: support kind cluster topology and image customization#48684

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test/e2e-framework: support kind cluster topology and image customization#48684
gh-worker-dd-mergequeue-cf854d[bot] merged 1 commit into
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alexander.yastrebov/test/e2e-framework/kind-customization

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@AlexanderYastrebov

@AlexanderYastrebov AlexanderYastrebov commented Mar 31, 2026

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What does this PR do?

Add support for customizing kind cluster topology and pre-loading Docker images into the cluster before the agent is deployed.

Motivation

Local e2e tests for Spot Scheduling #47429

Describe how you validated your changes

I am testing spot scheduling via #48821 and extracted these changes into a separate PR.

Additional Notes

@AlexanderYastrebov
AlexanderYastrebov requested a review from a team as a code owner March 31, 2026 15:52
@dd-octo-sts dd-octo-sts Bot added internal Identify a non-fork PR team/agent-devx labels Mar 31, 2026
@github-actions github-actions Bot added the medium review PR review might take time label Mar 31, 2026

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return fmt.Sprintf("kind load docker-image %s --name %s", img, name)
}).(pulumi.StringOutput),
},
utils.PulumiDependsOn(kindCluster),

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P2 Badge Re-run image preload when Kind cluster is replaced

The image preload commands only use DependsOn(kindCluster) for ordering, but they have no trigger tied to cluster recreation, so Pulumi treats them as unchanged when the Kind cluster is replaced with the same name (for example after topology/version changes or stack updates in dev mode). In that case the new cluster starts without the preloaded images, and agent pods configured with imagePullPolicy: Never can fail to start because the image load step is skipped.

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Claude suggested to add

					// Trigger re-run when the cluster is recreated. KubeConfig changes on
					// every new cluster (new TLS certs), so this ensures the image is
					// reloaded into the replacement cluster even when the cluster name and
					// image haven't changed.
					Triggers: pulumi.Array{kindCluster.KubeConfig},

which I did.

@AlexanderYastrebov AlexanderYastrebov added qa/done QA done before merge and regressions are covered by tests changelog/no-changelog No changelog entry needed labels Mar 31, 2026
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Files inventory check summary

File checks results against ancestor bdc7100e:

Results for datadog-agent_7.80.0~devel.git.75.6650c0f.pipeline.108726881-1_amd64.deb:

No change detected

@AlexanderYastrebov
AlexanderYastrebov force-pushed the alexander.yastrebov/test/e2e-framework/kind-customization branch 2 times, most recently from 4122e59 to 08cd169 Compare April 2, 2026 14:31
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This pull request has been automatically marked as stale because it has not had activity in the past 15 days.

It will be closed in 30 days if no further activity occurs. If this pull request is still relevant, adding a comment or pushing new commits will keep it open. Also, you can always reopen the pull request if you missed the window.

Thank you for your contributions!

@dd-octo-sts dd-octo-sts Bot added the stale label Apr 18, 2026
@AlexanderYastrebov
AlexanderYastrebov force-pushed the alexander.yastrebov/test/e2e-framework/kind-customization branch 4 times, most recently from bcdb42c to 4d45763 Compare April 20, 2026 15:31
@dd-octo-sts dd-octo-sts Bot removed the stale label Apr 20, 2026
…tion

Add support for customizing kind cluster topology and pre-loading Docker
images into the cluster before the agent is deployed.

Co-Authored-By: Claude Sonnet 4.6 <[email protected]>
@AlexanderYastrebov
AlexanderYastrebov force-pushed the alexander.yastrebov/test/e2e-framework/kind-customization branch from 4d45763 to 6650c0f Compare April 21, 2026 08:52
@AlexanderYastrebov

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/merge

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View all feedbacks in Devflow UI.

2026-04-21 10:35:54 UTC ℹ️ Start processing command /merge


2026-04-21 10:35:58 UTC ℹ️ MergeQueue: pull request added to the queue

The expected merge time in main is approximately 2h (p90).


2026-04-21 12:14:26 UTC ℹ️ MergeQueue: This merge request was merged

@gh-worker-dd-mergequeue-cf854d
gh-worker-dd-mergequeue-cf854d Bot merged commit 28de525 into main Apr 21, 2026
309 checks passed
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gh-worker-dd-mergequeue-cf854d Bot deleted the alexander.yastrebov/test/e2e-framework/kind-customization branch April 21, 2026 12:14
@github-actions github-actions Bot added this to the 7.80.0 milestone Apr 21, 2026
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Regression Detector

Regression Detector Results

Metrics dashboard
Target profiles
Run ID: 2879b278-834c-4454-81b0-5386895a0eed

Baseline: 3fccf8c
Comparison: 28de525
Diff

Optimization Goals: ✅ No significant changes detected

Experiments ignored for regressions

Regressions in experiments with settings containing erratic: true are ignored.

perf experiment goal Δ mean % Δ mean % CI trials links
docker_containers_cpu % cpu utilization +0.94 [-2.04, +3.93] 1 Logs

Fine details of change detection per experiment

perf experiment goal Δ mean % Δ mean % CI trials links
tcp_syslog_to_blackhole ingress throughput +2.02 [+1.83, +2.21] 1 Logs
docker_containers_cpu % cpu utilization +0.94 [-2.04, +3.93] 1 Logs
ddot_metrics_sum_cumulative memory utilization +0.49 [+0.33, +0.64] 1 Logs
ddot_logs memory utilization +0.47 [+0.41, +0.54] 1 Logs
ddot_metrics memory utilization +0.27 [+0.10, +0.44] 1 Logs
file_tree memory utilization +0.21 [+0.15, +0.27] 1 Logs
uds_dogstatsd_20mb_12k_contexts_20_senders memory utilization +0.18 [+0.11, +0.24] 1 Logs
quality_gate_idle_all_features memory utilization +0.07 [+0.03, +0.11] 1 Logs bounds checks dashboard
file_to_blackhole_500ms_latency egress throughput +0.06 [-0.35, +0.47] 1 Logs
uds_dogstatsd_to_api_v3 ingress throughput +0.02 [-0.18, +0.22] 1 Logs
tcp_dd_logs_filter_exclude ingress throughput +0.00 [-0.11, +0.11] 1 Logs
uds_dogstatsd_to_api ingress throughput -0.00 [-0.20, +0.19] 1 Logs
file_to_blackhole_0ms_latency egress throughput -0.07 [-0.59, +0.46] 1 Logs
file_to_blackhole_1000ms_latency egress throughput -0.07 [-0.50, +0.35] 1 Logs
file_to_blackhole_100ms_latency egress throughput -0.10 [-0.21, +0.00] 1 Logs
ddot_metrics_sum_cumulativetodelta_exporter memory utilization -0.13 [-0.35, +0.10] 1 Logs
ddot_metrics_sum_delta memory utilization -0.13 [-0.30, +0.05] 1 Logs
docker_containers_memory memory utilization -0.21 [-0.29, -0.13] 1 Logs
otlp_ingest_metrics memory utilization -0.24 [-0.40, -0.09] 1 Logs
quality_gate_idle memory utilization -0.45 [-0.51, -0.40] 1 Logs bounds checks dashboard
otlp_ingest_logs memory utilization -0.68 [-0.77, -0.58] 1 Logs
quality_gate_logs % cpu utilization -1.46 [-3.09, +0.18] 1 Logs bounds checks dashboard
quality_gate_metrics_logs memory utilization -1.60 [-1.83, -1.37] 1 Logs bounds checks dashboard

Bounds Checks: ✅ Passed

perf experiment bounds_check_name replicates_passed observed_value links
docker_containers_cpu simple_check_run 10/10 714 ≥ 26
docker_containers_memory memory_usage 10/10 275.28MiB ≤ 370MiB
docker_containers_memory simple_check_run 10/10 659 ≥ 26
file_to_blackhole_0ms_latency memory_usage 10/10 0.20GiB ≤ 1.20GiB
file_to_blackhole_0ms_latency missed_bytes 10/10 0B = 0B
file_to_blackhole_1000ms_latency memory_usage 10/10 0.24GiB ≤ 1.20GiB
file_to_blackhole_1000ms_latency missed_bytes 10/10 0B = 0B
file_to_blackhole_100ms_latency memory_usage 10/10 0.20GiB ≤ 1.20GiB
file_to_blackhole_100ms_latency missed_bytes 10/10 0B = 0B
file_to_blackhole_500ms_latency memory_usage 10/10 0.22GiB ≤ 1.20GiB
file_to_blackhole_500ms_latency missed_bytes 10/10 0B = 0B
quality_gate_idle intake_connections 10/10 4 = 4 bounds checks dashboard
quality_gate_idle memory_usage 10/10 176.08MiB ≤ 181MiB bounds checks dashboard
quality_gate_idle_all_features intake_connections 10/10 4 = 4 bounds checks dashboard
quality_gate_idle_all_features memory_usage 10/10 502.44MiB ≤ 550MiB bounds checks dashboard
quality_gate_logs intake_connections 10/10 4 ≤ 6 bounds checks dashboard
quality_gate_logs memory_usage 10/10 210.75MiB ≤ 220MiB bounds checks dashboard
quality_gate_logs missed_bytes 10/10 0B = 0B bounds checks dashboard
quality_gate_metrics_logs cpu_usage 10/10 347.73 ≤ 2000 bounds checks dashboard
quality_gate_metrics_logs intake_connections 10/10 4 ≤ 6 bounds checks dashboard
quality_gate_metrics_logs memory_usage 10/10 421.83MiB ≤ 475MiB bounds checks dashboard
quality_gate_metrics_logs missed_bytes 10/10 0B = 0B bounds checks dashboard

Explanation

Confidence level: 90.00%
Effect size tolerance: |Δ mean %| ≥ 5.00%

Performance changes are noted in the perf column of each table:

  • ✅ = significantly better comparison variant performance
  • ❌ = significantly worse comparison variant performance
  • ➖ = no significant change in performance

A regression test is an A/B test of target performance in a repeatable rig, where "performance" is measured as "comparison variant minus baseline variant" for an optimization goal (e.g., ingress throughput). Due to intrinsic variability in measuring that goal, we can only estimate its mean value for each experiment; we report uncertainty in that value as a 90.00% confidence interval denoted "Δ mean % CI".

For each experiment, we decide whether a change in performance is a "regression" -- a change worth investigating further -- if all of the following criteria are true:

  1. Its estimated |Δ mean %| ≥ 5.00%, indicating the change is big enough to merit a closer look.

  2. Its 90.00% confidence interval "Δ mean % CI" does not contain zero, indicating that if our statistical model is accurate, there is at least a 90.00% chance there is a difference in performance between baseline and comparison variants.

  3. Its configuration does not mark it "erratic".

CI Pass/Fail Decision

Passed. All Quality Gates passed.

  • quality_gate_idle_all_features, bounds check memory_usage: 10/10 replicas passed. Gate passed.
  • quality_gate_idle_all_features, bounds check intake_connections: 10/10 replicas passed. Gate passed.
  • quality_gate_logs, bounds check missed_bytes: 10/10 replicas passed. Gate passed.
  • quality_gate_logs, bounds check memory_usage: 10/10 replicas passed. Gate passed.
  • quality_gate_logs, bounds check intake_connections: 10/10 replicas passed. Gate passed.
  • quality_gate_idle, bounds check memory_usage: 10/10 replicas passed. Gate passed.
  • quality_gate_idle, bounds check intake_connections: 10/10 replicas passed. Gate passed.
  • quality_gate_metrics_logs, bounds check intake_connections: 10/10 replicas passed. Gate passed.
  • quality_gate_metrics_logs, bounds check cpu_usage: 10/10 replicas passed. Gate passed.
  • quality_gate_metrics_logs, bounds check memory_usage: 10/10 replicas passed. Gate passed.
  • quality_gate_metrics_logs, bounds check missed_bytes: 10/10 replicas passed. Gate passed.

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