release: bump version to v1.17.1

[ekexium]

What problem does this PR solve?

Prepare TiUP v1.17.1 with all four changes merged since v1.17.0: #2732, #2734, #2737, and #2738.

What is changed and how it works?

• Bump the built-in version from 1.17.0 to 1.17.1.
• Add changelog entries for Grafana VictoriaMetrics datasource replacement, monitoring on dedicated TiDB Dashboard hosts, shared exporter preservation during destroy, and concurrent TLS CA distribution.

The release-1.17 branch needs the four fixes and this version/changelog commit before publication. The Bookworm CI updates in #2738 are included in the release scope.

Check List

Tests:

• make tiup cluster lint
• go test ./pkg/version ./pkg/cluster/operation ./pkg/cluster/task ./pkg/cluster/spec
• Built TiUP and cluster binaries report 1.17.1.

Related changes:

• Need to cherry-pick to the release branch.

Release notes:

NONE

Summary by CodeRabbit

• Bug Fixes

  • Fixed Grafana dashboard data source replacement when using VictoriaMetrics.
  • Restored node_exporter metrics collection on dedicated TiDB Dashboard hosts.
  • Preserved shared exporter directories and systemd units when destroying clusters with exporter retention enabled.
  • Prevented concurrent TLS certificate distribution from deploying empty CA certificates and blocking component startup.

• Release

  • Updated the release version to 1.17.1.

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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Details

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 38.48%. Comparing base (c00f987) to head (f965165).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2739   +/-   ##
=======================================
  Coverage   38.48%   38.48%           
=======================================
  Files         426      426           
  Lines       47373    47373           
=======================================
  Hits        18230    18230           
  Misses      26717    26717           
  Partials     2426     2426           

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[Copilot]

🟢 Approval recommended

The changes are limited to a straightforward version bump and a well-formed changelog entry consistent with existing formatting.

Pull request overview

Prepares the TiUP v1.17.1 release by updating the built-in version constants and adding a corresponding changelog section that summarizes the four fixes included since v1.17.0 (#2732, #2734, #2737, #2738).

Changes:

• Bump TiUP patch version from 1.17.0 to 1.17.1.
• Add a new 1.17.1 changelog entry dated 2026-09-08 covering the four included fixes.

File summaries

File	Description
pkg/version/version.go	Updates patch version constant to report 1.17.1 in built binaries.
CHANGELOG.md	Adds the 1.17.1 release notes section summarizing included fixes.

Review details

• Files reviewed: 2/2 changed files
• Comments generated: 0
• Review effort level: Lite

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No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Advanced

Run ID: 846ddf01-d2aa-43e8-ae51-98f88d125983

📥 Commits

Reviewing files that changed from the base of the PR and between c00f987 and f965165.

📒 Files selected for processing (2)

• CHANGELOG.md
• pkg/version/version.go

Included review availability: Your plan provides up to 2 included reviews per hour; 1 remains after this review.

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📝 Walkthrough

Walkthrough

The patch updates TiUP to version 1.17.1 and adds a changelog entry dated 2026-09-08. The entry lists four tiup-cluster fixes.

Changes

Release metadata

Layer / File(s)	Summary
Version and changelog update pkg/version/version.go, CHANGELOG.md	The patch version changes from 0 to 1. The changelog adds the 1.17.1 release entry and lists four tiup-cluster fixes.

Estimated code review effort: 1 (Trivial) | ~2 minutes

Merge Risk: ⚪ Minimal · up to f9651

This release metadata change updates TiUP to report version 1.17.1 and documents the included fixes. No current merge-blocking risk remains.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title clearly and concisely describes the primary change: bumping TiUP to version 1.17.1.
Description check	✅ Passed	The description explains the release purpose, lists the included fixes, records validation steps, identifies the release-branch cherry-pick, and includes the release-note block. It omits some optional…
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 1…
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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_{A rabbit checks the version line
The changelog lists fixes in time
Patch one hops into view
Four fixes join the review
The release burrow shines fine}

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2026-09-08 08:41:39.303197001 +0000 UTC m=+1787134.474291111: ☑️ agreed by kaaaaaaang.