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fix: prefer clean paths to prohibit gosec issues #121

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merged 1 commit into from
May 24, 2024

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wheinze
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@wheinze wheinze commented May 24, 2024

Ensure filepath.Clean is run before using vars in io-ops.

Also,

  • refactor: prefer os.ReadFile and os.WriteFile

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Fixes the issues mentioned by Gosec Security check (e.g. https://github.com/gofiber/cli/actions/runs/8718544897/job/23916022604)
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Explain the details for making this change. What existing problem does the pull request solve?

Prefer to use cleaned paths as mentioned by gosec.

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Use emojis on commit messages so it provides an easy way of identifying the purpose or intention of a commit. Check out the emoji cheatsheet here: https://gitmoji.carloscuesta.me/

Also,
- refactor: prefer `os.ReadFile` and `os.WriteFile`
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Thanks for opening this pull request! 🎉 Please check out our contributing guidelines. If you need help or want to chat with us, join us on Discord https://gofiber.io/discord

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coderabbitai bot commented May 24, 2024

Walkthrough

The recent changes in cmd/helpers.go focus on modernizing file operations by replacing deprecated ioutil functions with their os package counterparts. Additionally, path cleaning is now handled more robustly using filepath.Clean. These updates enhance code readability and maintainability.

Changes

Files Change Summary
cmd/helpers.go Replaced ioutil.ReadFile with os.ReadFile, ioutil.WriteFile with os.WriteFile, and added filepath.Clean for path cleaning in various functions.

In code we trust, we make it right,
With paths so clean, and files so bright.
No more ioutil, we bid adieu,
os now guides us, steady and true.
Our helpers now, more robust and clear,
To future changes, we give a cheer! 🎉🐇


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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 61a2ec0 and 586ad8b.
Files selected for processing (1)
  • cmd/helpers.go (4 hunks)
Additional comments not posted (4)
cmd/helpers.go (4)

161-161: The use of path.Clean and os.ReadFile in loadJson function is a good practice to ensure the file path is sanitized before reading.


157-157: Switching to os.WriteFile with appropriate permissions (0600) is a secure practice for storing JSON data.

Verification successful

The storeJson function is tested in cmd/helpers_test.go within the Test_Helper_StoreJson test case. This test case checks for a non-nil return value when storeJson is called with invalid parameters.

  • cmd/helpers_test.go: The test case Test_Helper_StoreJson verifies the behavior of storeJson.
Scripts Executed

The following scripts were executed for the analysis:


Script:

#!/bin/bash
# Description: Verify that unit tests cover the changes in `storeJson`.

# Test: Search for unit tests related to `storeJson`. Expect: Tests that cover file operations.
rg --type go $'func Test.*storeJson.*'

Length of output: 39



Script:

#!/bin/bash
# Description: Search for references to `storeJson` in the codebase to identify if it is used in other functions or tests.

# Search for references to `storeJson` in the codebase.
rg 'storeJson'

Length of output: 204



Script:

#!/bin/bash
# Description: Extract the relevant test cases from `cmd/helpers_test.go` to understand how `storeJson` is being tested.

# Extract lines around the reference to `storeJson` in `cmd/helpers_test.go`.
rg -A 10 -B 10 'storeJson' cmd/helpers_test.go

Length of output: 411


96-96: Using filepath.Clean before file creation is a good security practice to prevent path traversal vulnerabilities.


79-86: The changes to use filepath.Clean and os.ReadFile/os.WriteFile enhance security by sanitizing file paths and using updated file operations. Ensure that these changes are covered by unit tests to verify their behavior in various scenarios.

Verification successful

The replace function indeed calls replaceWalkFn, and the replace function is tested in Test_Helper_Replace. This confirms that the changes to replaceWalkFn are indirectly covered by the existing tests.

  • replace function implementation:
    • cmd/helpers.go, lines 1-10
  • replaceWalkFn function implementation:
    • cmd/helpers.go, lines 12-28
  • Test for replace function:
    • cmd/helpers_test.go, Test_Helper_Replace
Scripts Executed

The following scripts were executed for the analysis:


Script:

#!/bin/bash
# Description: Verify that unit tests cover the changes in `replaceWalkFn`.

# Test: Search for unit tests related to `replaceWalkFn`. Expect: Tests that cover path sanitization and file operations.
rg --type go $'func Test.*replaceWalkFn.*'

Length of output: 43



Script:

#!/bin/bash
# Description: Find and examine test files that might cover `replaceWalkFn` or related functionality.

# Step 1: Find all Go test files in the repository.
test_files=$(fd --type f --extension go --exec grep -l 'func Test' {} +)

# Step 2: Search for references to `replaceWalkFn` in these test files.
for file in $test_files; do
  echo "Checking $file for references to replaceWalkFn..."
  grep -H 'replaceWalkFn' "$file"
done

Length of output: 2607



Script:

#!/bin/bash
# Description: Display the contents of `cmd/helpers_test.go` to check for indirect tests of `replaceWalkFn`.

# Step 1: Display the contents of `cmd/helpers_test.go`.
cat ./cmd/helpers_test.go

Length of output: 1843



Script:

#!/bin/bash
# Description: Find and display the implementation of the `replace` function to check if it calls `replaceWalkFn`.

# Step 1: Search for the implementation of the `replace` function.
ast-grep --lang go --pattern 'func replace($_, $_, $_, $_) { $$$ }'

Length of output: 69



Script:

#!/bin/bash
# Description: Search for the implementation of the `replace` function in `cmd/helpers.go` to check if it calls `replaceWalkFn`.

# Step 1: Search for the `replace` function in `cmd/helpers.go`.
grep -A 20 'func replace' ./cmd/helpers.go

Length of output: 806

@ReneWerner87 ReneWerner87 added the ☢️ Bug Something isn't working label May 24, 2024
@ReneWerner87 ReneWerner87 merged commit f345bf8 into gofiber:master May 24, 2024
5 of 9 checks passed
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