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Problem: memiavl is not protected against concurrent writing #1100

Merged
merged 10 commits into from
Jul 13, 2023
Merged

Problem: memiavl is not protected against concurrent writing #1100

merged 10 commits into from
Jul 13, 2023

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yihuang
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@yihuang yihuang commented Jul 13, 2023 •
edited
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Closes: #1055

Solution:

  • introduce exclusive file lock.
  • introduce read-only mode which can work concurrently.

👮🏻👮🏻👮🏻 !!!! REFERENCE THE PROBLEM YOUR ARE SOLVING IN THE PR TITLE AND DESCRIBE YOUR SOLUTION HERE !!!! DO NOT FORGET !!!! 👮🏻👮🏻👮🏻

PR Checklist:

  • Have you read the CONTRIBUTING.md?
  • Does your PR follow the C4 patch requirements?
  • Have you rebased your work on top of the latest master?
  • Have you checked your code compiles? (make)
  • Have you included tests for any non-trivial functionality?
  • Have you checked your code passes the unit tests? (make test)
  • Have you checked your code formatting is correct? (go fmt)
  • Have you checked your basic code style is fine? (golangci-lint run)
  • If you added any dependencies, have you checked they do not contain any known vulnerabilities? (go list -json -m all | nancy sleuth)
  • If your changes affect the client infrastructure, have you run the integration test?
  • If your changes affect public APIs, does your PR follow the C4 evolution of public contracts?
  • If your code changes public APIs, have you incremented the crate version numbers and documented your changes in the CHANGELOG.md?
  • If you are contributing for the first time, please read the agreement in CONTRIBUTING.md now and add a comment to this pull request stating that your PR is in accordance with the Developer's Certificate of Origin.

Thank you for your code, it's appreciated! :)

@yihuang
Problem: memiavl is not protected against concurrent writing
476e03b 
Solution:
- introduce exclusive file lock.
- introduce read-only mode which can work concurrently.
@yihuang yihuang requested a review from a team as a code owner July 13, 2023 01:40
@yihuang yihuang requested review from mmsqe and JayT106 and removed request for a team July 13, 2023 01:40
@yihuang yihuang marked this pull request as draft July 13, 2023 01:40
yihuang
yihuang commented Jul 13, 2023
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CHANGELOG.md Outdated Show resolved Hide resolved
@yihuang
Update CHANGELOG.md
a4ab154 
Signed-off-by: yihuang <[email protected]>
github-advanced-security[bot]
github-advanced-security bot found potential problems Jul 13, 2023
View reviewed changes
store/rootmulti/store.go
@@ -467,7 +467,7 @@
db := rs.db
if version != rs.lastCommitInfo.Version {
var err error
db, err = memiavl.Load(rs.dir, memiavl.Options{TargetVersion: uint32(version)})
db, err = memiavl.Load(rs.dir, memiavl.Options{TargetVersion: uint32(version), ReadOnly: true})

Check failure

Code scanning / gosec

Potential integer overflow by integer type conversion

Potential integer overflow by integer type conversion
memiavl/db.go Fixed Show fixed Hide fixed
@yihuang yihuang marked this pull request as ready for review July 13, 2023 02:26
mmsqe
mmsqe reviewed Jul 13, 2023
View reviewed changes
memiavl/db.go Outdated Show resolved Hide resolved
github-advanced-security[bot]
github-advanced-security bot found potential problems Jul 13, 2023
View reviewed changes
memiavl/filelock.go Fixed Show fixed Hide fixed
yihuang and others added 2 commits July 13, 2023 10:45
@yihuang @mmsqe
Update memiavl/db.go
57be2df 
Co-authored-by: mmsqe <[email protected]>
Signed-off-by: yihuang <[email protected]>
@mmsqe
fix lint
69382e7
github-advanced-security[bot]
github-advanced-security bot found potential problems Jul 13, 2023
View reviewed changes
memiavl/filelock.go Fixed Show fixed Hide fixed
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codecov bot commented Jul 13, 2023 •
edited
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Codecov Report

Merging #1100 (3cfa7a4) into main (5e280e2) will decrease coverage by 0.01%.
The diff coverage is 67.85%.

Impacted file tree graph

@@            Coverage Diff             @@
##             main    #1100      +/-   ##
==========================================
- Coverage   46.49%   46.48%   -0.01%     
==========================================
  Files          80       81       +1     
  Lines        7152     7221      +69     
==========================================
+ Hits         3325     3357      +32     
- Misses       3476     3510      +34     
- Partials      351      354       +3
Impacted Files Coverage Δ
memiavl/filelock.go 53.84% <53.84%> (ø)
memiavl/db.go 58.00% <70.00%> (+1.59%) ⬆️
memiavl/export.go 58.42% <100.00%> (+0.47%) ⬆️

... and 1 file with indirect coverage changes

@yihuang yihuang added this pull request to the merge queue Jul 13, 2023
Merged via the queue into crypto-org-chain:main with commit 50dc1d2 Jul 13, 2023
@yihuang yihuang deleted the exclusive-lock branch July 13, 2023 09:10
@coderabbitai coderabbitai bot mentioned this pull request Apr 19, 2024
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@coderabbitai coderabbitai bot mentioned this pull request Apr 26, 2024
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@mmsqe mmsqe mmsqe approved these changes

@JayT106 JayT106 Awaiting requested review from JayT106 JayT106 is a code owner automatically assigned from crypto-org-chain/cronos-dev

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Problem: memiavl db is not protected against multi-processing opening
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@yihuang @mmsqe