Component source

[nexustar]

What problem does this PR solve?

What is changed and how it works?

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Code changes

• Has exported function/method change
• Has exported variable/fields change
• Has interface methods change
• Has persistent data change

Side effects

• Possible performance regression
• Increased code complexity
• Breaking backward compatibility

Related changes

• Need to cherry-pick to the release branch
• Need to update the documentation

Release notes:

NONE

[codecov-commenter]

Codecov Report

Patch coverage: 71.28% and project coverage change: +0.06% :tada:

Comparison is base (0d229e9) 55.91% compared to head (b853058) 55.97%.

:exclamation: Current head b853058 differs from pull request most recent head cbda852. Consider uploading reports for the commit cbda852 to get more accurate results

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2236 +/- ## ========================================== + Coverage 55.91% 55.97% +0.06% ========================================== Files 320 320 Lines 33795 33866 +71 ========================================== + Hits 18895 18955 +60 - Misses 12631 12641 +10 - Partials 2269 2270 +1 ``` | Flag | Coverage Δ | | |---|---|---| | cluster | `44.82% <68.29%> (+0.08%)` | :arrow_up: | | dm | `25.69% <30.85%> (-0.01%)` | :arrow_down: | | playground | `15.74% <0.00%> (-0.03%)` | :arrow_down: | | tiup | `15.88% <0.00%> (-0.05%)` | :arrow_down: | | unittest | `22.66% <23.40%> (+0.02%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#carryforward-flags-in-the-pull-request-comment) to find out more. | [Files Changed](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap) | Coverage Δ | | |---|---|---| | [pkg/cluster/spec/dashboard.go](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#diff-cGtnL2NsdXN0ZXIvc3BlYy9kYXNoYm9hcmQuZ28=) | `4.39% <0.00%> (-0.24%)` | :arrow_down: | | [pkg/cluster/spec/tidb.go](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#diff-cGtnL2NsdXN0ZXIvc3BlYy90aWRiLmdv) | `65.66% <28.57%> (-1.84%)` | :arrow_down: | | [pkg/cluster/spec/tikv.go](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#diff-cGtnL2NsdXN0ZXIvc3BlYy90aWt2Lmdv) | `60.98% <28.57%> (-0.78%)` | :arrow_down: | | [pkg/cluster/spec/server\_config.go](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#diff-cGtnL2NsdXN0ZXIvc3BlYy9zZXJ2ZXJfY29uZmlnLmdv) | `72.27% <66.67%> (ø)` | | | [components/dm/spec/topology\_dm.go](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#diff-Y29tcG9uZW50cy9kbS9zcGVjL3RvcG9sb2d5X2RtLmdv) | `81.75% <80.00%> (-0.03%)` | :arrow_down: | | [pkg/cluster/manager/upgrade.go](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#diff-cGtnL2NsdXN0ZXIvbWFuYWdlci91cGdyYWRlLmdv) | `57.29% <80.00%> (ø)` | | | [pkg/cluster/spec/cdc.go](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#diff-cGtnL2NsdXN0ZXIvc3BlYy9jZGMuZ28=) | `58.00% <83.33%> (+0.78%)` | :arrow_up: | | [pkg/cluster/spec/pump.go](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#diff-cGtnL2NsdXN0ZXIvc3BlYy9wdW1wLmdv) | `62.78% <83.33%> (+0.71%)` | :arrow_up: | | [pkg/cluster/spec/tiflash.go](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#diff-cGtnL2NsdXN0ZXIvc3BlYy90aWZsYXNoLmdv) | `68.50% <83.33%> (-0.02%)` | :arrow_down: | | [pkg/cluster/spec/tikv\_cdc.go](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#diff-cGtnL2NsdXN0ZXIvc3BlYy90aWt2X2NkYy5nbw==) | `49.44% <83.33%> (+1.18%)` | :arrow_up: | | ... and [9 more](https://app.codecov.io/gh/pingcap/tiup/pull/2236?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap) | | ... and [2 files with indirect coverage changes](https://app.codecov.io/gh/pingcap/tiup/pull/2236/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap)

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[ti-chi-bot[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: kaaaaaaang

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/pingcap/tiup/blob/master/OWNERS)~~ [kaaaaaaang] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[ti-chi-bot[bot]]

[LGTM Timeline notifier]

Timeline:

• 2023-08-09 10:34:55.110076005 +0000 UTC m=+108859.659091986: :ballot_box_with_check: agreed by kaaaaaaang.

[kaaaaaaang]

/merge