Check leakage of index CGO object

[longjiquan]

Signed-off-by: dragondriver [email protected]
/kind improvement

[mergify]

@DragonDriver E2e jenkins job failed, comment /run-checks can trigger the job again.

[mergify]

@DragonDriver E2e jenkins job failed, comment /run-checks can trigger the job again.

[mergify]

@DragonDriver E2e jenkins job failed, comment /run-checks can trigger the job again.

[mergify]

@DragonDriver E2e jenkins job failed, comment /run-checks can trigger the job again.

[codecov]

Codecov Report

Merging #14630 (b518e81) into master (46f8d2d) will increase coverage by 0.04%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master   #14630      +/-   ##
==========================================
+ Coverage   80.09%   80.13%   +0.04%     
==========================================
  Files         442      442              
  Lines       60978    60985       +7     
==========================================
+ Hits        48838    48870      +32     
+ Misses       9783     9767      -16     
+ Partials     2357     2348       -9     

Impacted Files	Coverage Δ
internal/indexnode/index.go	90.16% <100.00%> (+0.59%)	⬆️
internal/querycoord/channel_allocator.go	97.56% <0.00%> (-2.44%)	⬇️
internal/indexnode/indexnode_mock.go	84.90% <0.00%> (-1.89%)	⬇️
internal/proxy/segment.go	87.92% <0.00%> (-1.51%)	⬇️
internal/msgstream/mq_msgstream.go	74.77% <0.00%> (-0.78%)	⬇️
internal/indexcoord/meta_table.go	83.11% <0.00%> (-0.26%)	⬇️
internal/datacoord/metrics_info.go	93.63% <0.00%> (ø)
internal/querycoord/task.go	81.13% <0.00%> (+0.19%)	⬆️
internal/indexcoord/index_coord.go	79.37% <0.00%> (+0.29%)	⬆️
internal/util/grpcclient/client.go	73.88% <0.00%> (+0.63%)	⬆️
... and 6 more

[czs007]

/lgtm
/approve

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: czs007, DragonDriver

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• internal/indexnode/OWNERS [czs007]

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