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http_api (ticdc): fix http api 'get processor' panic. #4117

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asddongmen
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What problem does this PR solve?

Issue Number: close #3840

What is changed and how it works?

Return an error when the processor info not exists.

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  • Integration test
  • Manual test (add detailed scripts or steps below)

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Related changes

  • Need to cherry-pick to the release branch

Release note

Fix the bug that http API panic when the processor info we want to get is not exist. 

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ti-chi-bot commented Dec 29, 2021

[REVIEW NOTIFICATION]

This pull request has been approved by:

  • liuzix
  • overvenus

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

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@ti-chi-bot ti-chi-bot added the release-note Denotes a PR that will be considered when it comes time to generate release notes. label Dec 29, 2021
@ti-chi-bot ti-chi-bot added the size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. label Dec 29, 2021
@asddongmen asddongmen added needs-cherry-pick-release-5.3 Should cherry pick this PR to release-5.3 branch. needs-cherry-pick-release-5.2 Should cherry pick this PR to release-5.2 branch. type/bugfix This PR fixes a bug. labels Dec 29, 2021
@asddongmen asddongmen added this to the v5.4.0 milestone Dec 29, 2021
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/run-all-tests

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/run-integration-tests

@ti-chi-bot ti-chi-bot added size/S Denotes a PR that changes 10-29 lines, ignoring generated files. and removed size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. labels Dec 29, 2021
@ti-chi-bot ti-chi-bot added the status/LGT1 Indicates that a PR has LGTM 1. label Dec 29, 2021
@ti-chi-bot ti-chi-bot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Dec 29, 2021
@overvenus
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Do other APIs have similar problems?

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liuzix commented Dec 29, 2021

/merge

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

Commit hash: b4a1a9a

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Dec 29, 2021
@ti-chi-bot ti-chi-bot merged commit 998ec3a into pingcap:master Dec 29, 2021
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In response to a cherrypick label: new pull request created: #4122.

ti-chi-bot pushed a commit to ti-chi-bot/tiflow that referenced this pull request Dec 29, 2021
Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>
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In response to a cherrypick label: new pull request created: #4123.

overvenus pushed a commit that referenced this pull request Jan 18, 2022
* fix the txn_batch_size metric inaccuracy bug when the sink target is MQ

* address comments

* add comments for exported functions

* fix the compiling problem

* workerpool: limit the rate to output deadlock warning (#3775) (#3799)

* metrics: add changefeed checkepoint catch-up ETA (#3300) (#3311)

* pkg,cdc: do not use log package (#3902) (#3939)

* *: rename repo from pingcap/ticdc to pingcap/tiflow (#3957)

* kvclient(ticdc): fix kvclient takes too long time to recover (#3612) (#3662)

* tz (ticdc): fix timezone error (#3887) (#3910)

* http_*: add log for http api and refine the err handle logic (#2997) (#3306)

* ticdc/alert: add no owner alert rule (#3809) (#3831)

* etcd_worker: batch etcd patch (#3277) (#3393)

* ticdc/owner: Fix ddl special comment syntax error (#3845) (#3977)

* Clean old owner and old processor in release 5.2 branch (#4019)

* tests(ticdc): set up the sync diff output directory correctly (#3725) (#3745)

* owner,scheduler(cdc): fix nil pointer panic in owner scheduler (#2980) (#4007) (#4015)

* config(ticdc): Fix old value configuration check for maxwell protocol (#3747) (#3782)

* ticdc/processor: Fix backoff base delay misconfiguration (#3992) (#4027)

* sink(ticdc): cherry pick sink bug fix to release 5.2 (#4083) (#4119)

* metrics(ticdc): add resolved ts and add changefeed to dataflow (#4038) (#4103)

* kv(ticdc): reduce eventfeed rate limited log (#4072) (#4110)

close #4006

* This is an automated cherry-pick of #4192

Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>

* http_api (ticdc): fix http api 'get processor' panic. (#4117) (#4122)

close #3840

* cdc/sink: adjust kafka initialization logic (#3192) (#3568)

* This is an automated cherry-pick of #3192

Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>

* fix conflicts.

* This is an automated cherry-pick of #3682

Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>

* fix import.

* fix failpoint path.

* try to fix initialize.

* remove table_sink.

* remove initialization.

* remove owner.

* fix mq.

Co-authored-by: Ling Jin <7138436+3AceShowHand@users.noreply.github.com>
Co-authored-by: 3AceShowHand <jinl1037@hotmail.com>

* sink (ticdc): fix a deadlock due to checkpointTs fall back in sinkNode (#4084) (#4098)

close #4055

* This is an automated cherry-pick of #4192

Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>

* fix conflicts.

* fix conflicts.

* fix conflicts.

Co-authored-by: zhaoxinyu <zhaoxinyu512@gmail.com>
Co-authored-by: amyangfei <yangfei@pingcap.com>
Co-authored-by: dongmen <20351731+asddongmen@users.noreply.github.com>
Co-authored-by: Ling Jin <7138436+3AceShowHand@users.noreply.github.com>
Co-authored-by: 3AceShowHand <jinl1037@hotmail.com>
ti-chi-bot added a commit to ti-chi-bot/tiflow that referenced this pull request Jan 18, 2022
…ngcap#4323)

* fix the txn_batch_size metric inaccuracy bug when the sink target is MQ

* address comments

* add comments for exported functions

* fix the compiling problem

* workerpool: limit the rate to output deadlock warning (pingcap#3775) (pingcap#3795)

* tests(ticdc): set up the sync diff output directory correctly (pingcap#3725) (pingcap#3741)

* relay(dm): use binlog name comparison (pingcap#3710) (pingcap#3712)

* dm/load: fix concurrent call Loader.Status (pingcap#3459) (pingcap#3468)

* cdc/sorter: make unified sorter cgroup aware (pingcap#3436) (pingcap#3439)

* tz (ticdc): fix timezone error (pingcap#3887) (pingcap#3906)

* pkg,cdc: do not use log package (pingcap#3902) (pingcap#3940)

* *: rename repo from pingcap/ticdc to pingcap/tiflow (pingcap#3959)

* http_*: add log for http api and refine the err handle logic (pingcap#2997) (pingcap#3307)

* etcd_worker: batch etcd patch (pingcap#3277) (pingcap#3389)

* http_api (ticdc): check --cert-allowed-cn before add server common name (pingcap#3628) (pingcap#3882)

* kvclient(ticdc): fix kvclient takes too long time to recover (pingcap#3612) (pingcap#3663)

* owner: fix owner tick block http request (pingcap#3490) (pingcap#3530)

* dm/syncer: use downstream PK/UK to generate DML (pingcap#3168) (pingcap#3256)

* dep(dm): update go-mysql (pingcap#3914) (pingcap#3934)

* dm/syncer: multiple rows use downstream schema (pingcap#3308) (pingcap#3953)

* errorutil,sink,syncer: add errorutil to handle ignorable error (pingcap#3264) (pingcap#3995)

* dm/worker: don't exit when failed to read checkpoint in relay (pingcap#3345) (pingcap#4005)

* syncer(dm): use an early location to reset binlog and open safemode (pingcap#3860)

* ticdc/owner: Fix ddl special comment syntax error (pingcap#3845) (pingcap#3978)

* dm/scheduler: fix inconsistent of relay status (pingcap#3474) (pingcap#4009)

* owner,scheduler(cdc): fix nil pointer panic in owner scheduler (pingcap#2980) (pingcap#4007) (pingcap#4016)

* config(ticdc): Fix old value configuration check for maxwell protocol (pingcap#3747) (pingcap#3783)

* sink(ticdc): cherry pick sink bug fix to release 5.3 (pingcap#4083)

* master(dm): clean and treat invalid load task (pingcap#4004) (pingcap#4145)

* loader: fix wrong progress in query-status for loader (pingcap#4093) (pingcap#4143)

close pingcap#3252

* ticdc/processor: Fix backoff base delay misconfiguration (pingcap#3992) (pingcap#4028)

* dm: load table structure from dump files (pingcap#3295) (pingcap#4163)

* compactor: fix duplicate entry in safemode (pingcap#3432) (pingcap#3434) (pingcap#4088)

* kv(ticdc): reduce eventfeed rate limited log (pingcap#4072) (pingcap#4111)

close pingcap#4006

* metrics(ticdc): add resolved ts and add changefeed to dataflow (pingcap#4038) (pingcap#4104)

* This is an automated cherry-pick of pingcap#4192

Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>

* retry(dm): align with tidb latest error message (pingcap#4172) (pingcap#4254)

close pingcap#4159, close pingcap#4246

* owner(ticdc): Add bootstrap and try to fix the meta information in it (pingcap#3838) (pingcap#3865)

* redolog: add a precleanup process when s3 enable (pingcap#3525) (pingcap#3878)

* ddl(dm): make skipped ddl pass `SplitDDL()` (pingcap#4176) (pingcap#4227)

close pingcap#4173

* cdc/sink: remove Initialize method from the sink interface (pingcap#3682) (pingcap#3765)

Co-authored-by: Ling Jin <7138436+3AceShowHand@users.noreply.github.com>

* http_api (ticdc): fix http api 'get processor' panic. (pingcap#4117) (pingcap#4123)

close pingcap#3840

* sink (ticdc): fix a deadlock due to checkpointTs fall back in sinkNode (pingcap#4084) (pingcap#4099)

close pingcap#4055

* cdc/sink: adjust kafka initialization logic (pingcap#3192) (pingcap#4162)

* try fix conflicts.

* This is an automated cherry-pick of pingcap#4192

Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>

* fix conflicts.

* fix conflicts.

Co-authored-by: zhaoxinyu <zhaoxinyu512@gmail.com>
Co-authored-by: amyangfei <yangfei@pingcap.com>
Co-authored-by: lance6716 <lance6716@gmail.com>
Co-authored-by: sdojjy <sdojjy@qq.com>
Co-authored-by: Ling Jin <7138436+3AceShowHand@users.noreply.github.com>
Co-authored-by: 3AceShowHand <jinl1037@hotmail.com>
@asddongmen asddongmen deleted the fix_http_api_get_processor_panic2 branch June 7, 2022 08:48
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TiCDC OpenAPI handler panics for "Get Processor"
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