tools/simulator: support simulator with multiple pds

HuSharp commented 1 week ago

What problem does this PR solve?

Issue Number: Ref #8135

What is changed and how does it work?

support multiple pds , can run command like that tiup playground v8.0.0 --kv.binpath ./pd-simulator --kv=1 --db=0 --kv.config=../conf/simconfig.toml --pd 3
support retry client to check leader url
remove redundant client init and put in NewRetryClient

Test Result

tiup playground v8.0.0 --kv.binpath ./pd-simulator --kv=1 --db=0 --kv.config=../conf/simconfig.toml --pd 3

cluster metrics

add node to trigger balance

after curl --location --request POST 'http://127.0.0.1:20180/event?event=add-node'

test leader change

run ./pd-ctl member firstly to check leader

    ...
  "leader": {
    "name": "pd-0",
    "member_id": 3474484975246189105,
    "peer_urls": [
      "http://127.0.0.1:2380"
    ],
    "client_urls": [
      "http://127.0.0.1:2379"
    ],
    ...

transfer leader

$ ./pd-ctl member leader transfer pd-1
Success!

heartbeat upload

remove node to trigger balance

curl --location --request POST 'http://127.0.0.1:20180/event?event=down-node'

Check List

Tests

Manual test (add detailed scripts or steps below)

Release note

None.

codecov[bot] commented 1 week ago

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 77.27%. Comparing base (fbd6bd2) to head (d140be6).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #8304 +/- ## ========================================== - Coverage 77.38% 77.27% -0.11% ========================================== Files 470 470 Lines 61356 61356 ========================================== - Hits 47480 47413 -67 - Misses 10310 10381 +71 + Partials 3566 3562 -4 ``` | [Flag](https://app.codecov.io/gh/tikv/pd/pull/8304/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tikv) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/tikv/pd/pull/8304/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tikv) | `77.27% <ø> (-0.11%)` | :arrow_down: | 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=tikv#carryforward-flags-in-the-pull-request-comment) to find out more.

ti-chi-bot[bot] commented 1 week ago

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: nolouch, rleungx

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Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/tikv/pd/blob/master/OWNERS)~~ [nolouch,rleungx] 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] commented 1 week ago

[LGTM Timeline notifier]

Timeline:

2024-06-18 09:17:16.887705035 +0000 UTC m=+106363.373193860: :ballot_box_with_check: agreed by rleungx.
2024-06-19 06:31:34.742986805 +0000 UTC m=+182821.228475635: :ballot_box_with_check: agreed by nolouch.

nolouch commented 1 week ago

/merge

ti-chi-bot[bot] commented 1 week ago

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ti-chi-bot[bot] commented 1 week ago

@HuSharp: Your PR was out of date, I have automatically updated it for you.

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tikv / pd