log-backup: format the date displayed in --help

[MoCuishle28]

Signed-off-by: zhanggaoming gaoming.zhang@pingcap.com

What problem does this PR solve?

Issue Number: close #36717

Problem Summary:
Dates displayed in --help do not have time zone info.

What is changed and how it works?

Add the time zone info in date displayed in --help.
i.e., '2018-05-11 01:42:23' -> '2018-05-11 01:42:23+0800'

Check List

Tests

• Manual test (add detailed scripts or steps below)

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Manual Test

1. Run ./br log start --help
2. Run ./br log truncate --help
3. Run ./br restore point --help

output:
1.

--start-ts string    usually equals last full backupTS, used for backup log. Default value is current ts.
                           support TSO or datetime, e.g. '400036290571534337' or '2018-05-11 01:42:23+0800'.

--until string   Remove all backup data until this TS.(support TSO or datetime, e.g. '400036290571534337' or '2018-05-11 01:42:23+0800'.)

--restored-ts string           the point of restore, used for log restore.
                                     support TSO or datetime, e.g. '400036290571534337' or '2018-05-11 01:42:23+0800'
--start-ts string              the start timestamp which log restore from.
                                     support TSO or datetime, e.g. '400036290571534337' or '2018-05-11 01:42:23+0800'

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• 3pointer
• YuJuncen

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[MoCuishle28]

/component br

[sre-bot]

Code Coverage Details: https://codecov.io/github/pingcap/tidb/commit/b292a5ff728ed5bf2f95101af1559de6ac1db111

[joccau]

/merge

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 32dd2d6

[3pointer]

/run-mysql-tests

[joccau]

/run-mysql-test

[3pointer]

/run-mysql-tests

[3pointer]

/run-mysql-tests

[3pointer]

/run-mysql-tests

[ti-srebot]

cherry pick to release-6.2 in PR #36730

[sre-bot]

TiDB MergeCI notify

CI Name	Result	Duration	Compare with Parent commit
idc-jenkins-ci/integration-cdc-test	🟢 all 36 tests passed	30 min	Existing passed
idc-jenkins-ci-tidb/integration-common-test	🟢 all 17 tests passed	22 min	Existing passed
idc-jenkins-ci-tidb/common-test	🟢 all 11 tests passed	19 min	Existing passed
idc-jenkins-ci-tidb/tics-test	🟢 all 1 tests passed	6 min 41 sec	Existing passed
idc-jenkins-ci-tidb/integration-ddl-test	🟢 all 6 tests passed	6 min 14 sec	Existing passed
idc-jenkins-ci-tidb/sqllogic-test-2	🟢 all 28 tests passed	5 min 50 sec	Existing passed
idc-jenkins-ci-tidb/sqllogic-test-1	🟢 all 26 tests passed	5 min 25 sec	Existing passed
idc-jenkins-ci-tidb/mybatis-test	🟢 all 1 tests passed	3 min 16 sec	Existing passed
idc-jenkins-ci-tidb/integration-compatibility-test	🟢 all 1 tests passed	2 min 47 sec	Existing passed
idc-jenkins-ci-tidb/plugin-test	🟢 build success, plugin test success	4min	Existing passed