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[r2r] lock free avoid on account sequence problems #1694

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merged 8 commits into from
Mar 14, 2023
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Currently, even we have using mutex to lock concurrency in mm2 instance for tendermint operations, it's still possible to get sequence issues by running multiple instances. Because the lock is on the application level not distributed one, there is no way to handle sequence problems which might fail transactions like in the swap tests.

The only way to overcome this problem is looping over the requests if there is an account sequence problem. And thats what this PR provides in a lock-free way.

Also resolves #1691 and #1569

@onur-ozkan onur-ozkan added enhancement New feature or request Refactoring labels Mar 3, 2023
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Thank you for the fix! A few minor suggestions.

mm2src/coins/tendermint/tendermint_coin.rs Outdated Show resolved Hide resolved
mm2src/coins/tendermint/tendermint_coin.rs Outdated Show resolved Hide resolved
mm2src/coins/tendermint/tendermint_coin.rs Outdated Show resolved Hide resolved
mm2src/coins/tendermint/tendermint_coin.rs Outdated Show resolved Hide resolved
@onur-ozkan onur-ozkan requested a review from shamardy March 6, 2023 18:43
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shamardy previously approved these changes Mar 6, 2023
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LGTM!

@ca333 ca333 merged commit 73d0492 into dev Mar 14, 2023
@onur-ozkan onur-ozkan deleted the lock-free-sequence-logic branch March 14, 2023 10:10
shamardy added a commit that referenced this pull request Mar 14, 2023
shamardy added a commit that referenced this pull request Mar 14, 2023
* add change logs for PRs merged to dev only

* remove {version} - {date} and add dev branch instead

* add ibc transfer change logs

* add lightning PR #1655 to change logs

* add changelog for #1706

* add changelog for #1694, #1665

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Reviewed-by: laruh, caglaryucekaya <[email protected]>
@ca333 ca333 mentioned this pull request Mar 27, 2023
@laruh laruh mentioned this pull request Apr 4, 2023
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3 participants