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fix: multi command through cache #2812

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merged 6 commits into from
Aug 7, 2024

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luky116
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@luky116 luky116 commented Jul 18, 2024

fix #2810

Summary by CodeRabbit

  • New Features

    • Improved command execution with a new public method DoCommand, allowing for easier command processing without specifying a hint key.
    • Enhanced cache handling logic in command execution, providing more integrated functionality.
  • Refactor

    • Updated internal method calls to utilize the new DoCommand method, streamlining the command execution logic.

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coderabbitai bot commented Jul 18, 2024

Caution

Review failed

The pull request is closed.

Walkthrough

The changes enhance the Cmd class in include/pika_command.h by introducing default arguments for its methods DoCommand and ProcessCommand. Additionally, the ExecCmd::Do() method in src/pika_transaction.cc was updated to call cmd->DoCommand(), improving command execution. These modifications aim to improve usability and address issues related to modifying existing keys during multi-command transactions.

Changes

File Change Summary
include/pika_command.h Added default arguments to DoCommand and ProcessCommand methods in the Cmd class.
src/pika_transaction.cc Updated ExecCmd::Do() to call cmd->DoCommand() instead of cmd->Do().

Sequence Diagram(s)

sequenceDiagram
    participant Client
    participant ExecCmd
    participant Cmd
    Client->>ExecCmd: Execute Command
    ExecCmd->>Cmd: DoCommand()
    Cmd->>ExecCmd: Execute Logic
    ExecCmd->>Client: Return Result
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Assessment against linked issues

Objective Addressed Explanation
An existing key cannot be modified by multi (#2810)

Poem

In the code where commands do play,
A change was made to light the way,
To fix a bug and make keys true,
Now multi commands can follow through.
With DoCommand and cache in sync,
The code now works as quick as a wink! 🐇✨


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@luky116 luky116 changed the title multi command throught cache fix: multi command throught cache Jul 18, 2024
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Actionable comments posted: 0

Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between f4cfbde and eca26e8.

Files selected for processing (2)
  • include/pika_command.h (1 hunks)
  • src/pika_transaction.cc (1 hunks)
Additional comments not posted (3)
src/pika_transaction.cc (1)

69-69: Ensure DoCommand correctly handles cache updates.

The change from cmd->Do() to cmd->DoCommand() aims to address cache update issues. Verify that DoCommand properly handles all necessary cache updates and other command-specific logic.

Verification successful

Ensure DoCommand correctly handles cache updates.

The DoCommand method in src/pika_command.cc correctly handles cache updates by performing necessary checks and operations, including ReadCache, DoThroughDB, and DoUpdateCache. The method also includes shared locking mechanisms to ensure thread safety.

  • src/pika_command.cc: DoCommand implementation details.
Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify that `DoCommand` correctly handles cache updates.

# Test: Search for the implementation of `DoCommand`. Expect: Correct handling of cache updates.
ast-grep --lang cpp --pattern $'class Cmd {
  $$$
  void DoCommand($_) {
    $$$
  }
  $$$
}'

Length of output: 439


Script:

#!/bin/bash
# Description: Locate the implementation of any `DoCommand` method in the codebase.

# Test: Search for the implementation of `DoCommand` method. Expect: Locate the method and verify its handling of cache updates.
rg --context 5 'void DoCommand'

Length of output: 590


Script:

#!/bin/bash
# Description: Locate the implementation of `DoCommand` method in the codebase.

# Test: Search for the implementation of `DoCommand` method in `.cc` files. Expect: Locate the method and verify its handling of cache updates.
rg --context 5 'void Cmd::DoCommand' --glob '*.cc'

Length of output: 472


Script:

#!/bin/bash
# Description: Extract the complete implementation of `DoCommand` from `src/pika_command.cc`.

# Test: Extract the full method implementation of `DoCommand`. Expect: Verify handling of cache updates and other logic.
rg --context 50 'void Cmd::DoCommand' src/pika_command.cc

Length of output: 2830

include/pika_command.h (2)

576-576: Ensure backward compatibility with default arguments.

The addition of a default argument HintKeys() to DoCommand should maintain backward compatibility. Verify that all calls to DoCommand are correctly handled with or without the argument.

Verification successful

Ensure backward compatibility with default arguments.

The addition of a default argument HintKeys() to DoCommand maintains backward compatibility. The calls to DoCommand are correctly handled with or without the argument.

  • src/pika_transaction.cc: cmd->DoCommand();
  • src/pika_command.cc: DoCommand(hint_keys);
Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify that all calls to `DoCommand` are correctly handled with or without the default argument.

# Test: Search for the usage of `DoCommand`. Expect: Correct handling of calls with or without the default argument.
rg --type cpp -A 5 $'DoCommand'

Length of output: 1476


577-577: Ensure backward compatibility with default arguments.

The adjustment of ProcessCommand to include a default argument HintKeys() should maintain backward compatibility. Verify that all calls to ProcessCommand are correctly handled with or without the argument.

Verification successful

Ensure backward compatibility with default arguments.

The adjustment of ProcessCommand to include a default argument HintKeys() maintains backward compatibility. All calls to ProcessCommand are correctly handled with the default argument.

  • src/pika_command.cc: The call to ProcessCommand without arguments is correctly handled by using the default argument.
Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify that all calls to `ProcessCommand` are correctly handled with or without the default argument.

# Test: Search for the usage of `ProcessCommand`. Expect: Correct handling of calls with or without the default argument.
rg --type cpp -A 5 $'ProcessCommand'

Length of output: 1232


Script:

#!/bin/bash
# Description: Verify if there are any other calls to `ProcessCommand` in the codebase to ensure they are correctly handled.

# Test: Search for the usage of `ProcessCommand` across the codebase to ensure all calls are correctly handled.
rg 'ProcessCommand' --type cpp

Length of output: 450

@github-actions github-actions bot added the ☢️ Bug Something isn't working label Aug 2, 2024
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Actionable comments posted: 0

Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between eca26e8 and 4355400.

Files selected for processing (2)
  • include/pika_command.h (1 hunks)
  • src/pika_transaction.cc (1 hunks)
Additional comments not posted (2)
src/pika_transaction.cc (1)

69-69: Verify the integration of DoCommand.

Ensure that DoCommand() properly handles the command execution and integrates correctly with the surrounding code logic.

Verification successful

The DoCommand method is correctly integrated.

The DoCommand method is properly implemented and used within the codebase, ensuring that the command execution logic is handled correctly. The change from cmd->Do() to cmd->DoCommand() in src/pika_transaction.cc is valid and consistent with the method's usage.

  • src/pika_command.cc: Method definition and usage of DoCommand.
  • include/pika_command.h: Method declaration of DoCommand.
Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Verify the implementation and usage of `DoCommand`.

# Test: Search for the implementation of `DoCommand`. Expect: Correct method definition and usage.
ast-grep --lang cpp --pattern $'class Cmd {
  $$$
  void DoCommand(const HintKeys& hint_key = HintKeys()) {
    $$$
  }
  $$$
}'

Length of output: 474


Script:

#!/bin/bash
# Description: Verify the implementation and usage of `DoCommand`.

# Test: Search for the implementation of `DoCommand`. Expect: Correct method definition and usage.
ast-grep --lang cpp --pattern $'class Cmd {
  $$$
  void DoCommand($_) {
    $$$
  }
  $$$
}'

Length of output: 439


Script:

#!/bin/bash
# Description: Verify the implementation and usage of `DoCommand`.

# Test: Search for the implementation of `DoCommand`. Expect: Correct method definition and usage.
ast-grep --lang cpp --pattern $'class Cmd {
  $$$
  void DoCommand($$$) {
    $$$
  }
  $$$
}'

Length of output: 440


Script:

#!/bin/bash
# Description: Verify the implementation and usage of `DoCommand`.

# Test: Search for the implementation of `DoCommand`. Expect: Correct method definition and usage.
rg "void DoCommand" -A 5

Length of output: 354


Script:

#!/bin/bash
# Description: Verify the implementation and usage of `DoCommand`.

# Test: Search for the implementation of `DoCommand`. Expect: Correct method implementation.
rg "DoCommand" -A 10

Length of output: 2797

include/pika_command.h (1)

578-579: Verify the public accessibility and functionality of DoCommand.

Ensure that DoCommand() is correctly implemented and its public accessibility aligns with the intended functionality.

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Actionable comments posted: 0

Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between 4355400 and bb88f82.

Files selected for processing (1)
  • include/pika_command.h (1 hunks)
Files skipped from review as they are similar to previous changes (1)
  • include/pika_command.h

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Actionable comments posted: 0

Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between bb88f82 and f5fdb45.

Files selected for processing (1)
  • src/pika_transaction.cc (2 hunks)
Files skipped from review as they are similar to previous changes (1)
  • src/pika_transaction.cc

@AlexStocks AlexStocks changed the title fix: multi command throught cache fix: multi command through cache Aug 5, 2024
@luky116 luky116 merged commit 4588e26 into OpenAtomFoundation:unstable Aug 7, 2024
14 checks passed
@luky116 luky116 added the 3.5.5 label Aug 7, 2024
chejinge pushed a commit that referenced this pull request Aug 7, 2024
* multi command throught cache
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An existing key cannot be modified by multi
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