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Problem: memiavl zero-copy don't work with inter-block cache #1035

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merged 4 commits into from
May 26, 2023

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yihuang
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@yihuang yihuang commented May 23, 2023

Solution:

  • ignore the inter-block cache silently
  • roll it's own cache in memiavl trees

👮🏻👮🏻👮🏻 !!!! 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! :)

CHANGELOG.md Outdated Show resolved Hide resolved
opts := rs.opts
opts.CreateIfMissing = true
opts.InitialStores = initialStores
opts.TargetVersion = uint32(version)

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
memiavl/db.go Fixed Show fixed Hide fixed
memiavl/db.go Fixed Show fixed Hide fixed
if version >= math.MaxUint32 {
panic("version overflows uint32")
}

return &Tree{
version: uint32(version),
version: uint32(version),

Check failure

Code scanning / gosec

Potential integer overflow by integer type conversion

Potential integer overflow by integer type conversion
@@ -222,7 +225,7 @@
t.trees[i].name = upgrade.Name
default:
// add tree
tree := NewWithInitialVersion(uint32(nextVersion(t.Version(), t.initialVersion)))
tree := NewWithInitialVersion(uint32(nextVersion(t.Version(), t.initialVersion)), t.cacheSize)

Check failure

Code scanning / gosec

Potential integer overflow by integer type conversion

Potential integer overflow by integer type conversion
Solution:
- ignore the inter-block cache silently
- roll it's own cache in memiavl trees

Update CHANGELOG.md

Signed-off-by: yihuang <huang@crypto.com>
@yihuang yihuang marked this pull request as ready for review May 26, 2023 02:32
@yihuang yihuang requested a review from a team as a code owner May 26, 2023 02:32
@yihuang yihuang requested review from mmsqe and leejw51crypto and removed request for a team May 26, 2023 02:32
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codecov bot commented May 26, 2023

Codecov Report

Merging #1035 (972bdf9) into main (dfa887d) will decrease coverage by 0.25%.
The diff coverage is 76.47%.

Impacted file tree graph

@@            Coverage Diff             @@
##             main    #1035      +/-   ##
==========================================
- Coverage   46.55%   46.30%   -0.25%     
==========================================
  Files          82       82              
  Lines        7091     7112      +21     
==========================================
- Hits         3301     3293       -8     
- Misses       3443     3470      +27     
- Partials      347      349       +2     
Impacted Files Coverage Δ
app/memiavl.go 10.52% <0.00%> (-89.48%) ⬇️
versiondb/client/restore_app_db.go 0.00% <0.00%> (ø)
versiondb/client/verify.go 0.00% <0.00%> (ø)
memiavl/tree.go 77.84% <75.00%> (-2.02%) ⬇️
memiavl/db.go 58.10% <88.88%> (+2.31%) ⬆️
app/config/config.go 100.00% <100.00%> (ø)
memiavl/multitree.go 73.40% <100.00%> (+0.18%) ⬆️

... and 1 file with indirect coverage changes

@yihuang yihuang enabled auto-merge May 26, 2023 03:08
@yihuang yihuang added this pull request to the merge queue May 26, 2023
@github-merge-queue github-merge-queue bot removed this pull request from the merge queue due to failed status checks May 26, 2023
@yihuang yihuang added this pull request to the merge queue May 26, 2023
@github-merge-queue github-merge-queue bot removed this pull request from the merge queue due to failed status checks May 26, 2023
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2 participants