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📝 WalkthroughWalkthroughThis pull request updates the dependency management and import paths for the Changes
Sequence Diagram(s)sequenceDiagram
participant Client
participant Homedir as homedir package
participant Env as OS/Environment Helpers
Client->>Homedir: Call Dir()
Homedir->>Homedir: Check cache status
alt Cached value exists
Homedir-->>Client: Return cached home directory
else
Homedir->>Env: Determine OS (Unix/Windows)
alt Unix
Env-->>Homedir: Return directory via Unix helper
else Windows
Env-->>Homedir: Return directory via Windows helper
end
Homedir->>Homedir: Cache the result
Homedir-->>Client: Return determined home directory
end
sequenceDiagram
participant Client
participant Homedir as homedir package
Client->>Homedir: Call Expand(path)
alt Path begins with '~'
Homedir->>Homedir: Invoke Dir() to fetch home directory
Homedir-->>Client: Return expanded path with home directory
else
Homedir-->>Client: Return path unchanged
end
Suggested labels
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🔇 Additional comments (4)
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🧹 Nitpick comments (1)
pkg/config/go-homedir/homedir.go (1)
91-148: Comprehensive Unix home directory detection with fallbacks.The dirUnix() function implements a thorough approach with multiple fallback mechanisms:
- HOME environment variable
- OS-specific commands (dscl for macOS, getent for other Unix systems)
- Shell command fallback
Consider breaking this function into smaller helper functions to improve readability and maintainability.
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go.mod(1 hunks)pkg/config/config.go(1 hunks)pkg/config/go-homedir/ATTRIBUTIONS.md(1 hunks)pkg/config/go-homedir/LICENSE(1 hunks)pkg/config/go-homedir/README.md(1 hunks)pkg/config/go-homedir/homedir.go(1 hunks)pkg/config/go-homedir/homedir_test.go(1 hunks)
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🔇 Additional comments (21)
pkg/config/go-homedir/ATTRIBUTIONS.md (3)
1-2: Clear and Concise Header
The header sets the tone perfectly with a clear title for attributions.
3-3: Accurate Attribution
The attribution correctly references the original repository and author. It’s clear and informative.
5-6: Explicit License Reference
The file clearly notes the MIT License and provides an accessible link to the LICENSE file. This meets the compliance requirements.pkg/config/config.go (1)
11-11: Import path updated correctly.The import path has been updated to use the forked version of go-homedir within the Atmos organization. This matches the PR objective of forking the package to ensure maintainability and control.
pkg/config/go-homedir/README.md (1)
1-14: Clear documentation for the forked package.This README properly explains the purpose of the go-homedir package and the rationale for forking it. The documentation clearly states the two main functions (
Dir()andExpand()) and explains why this approach is better than using the built-inos/userpackage for cross-compilation scenarios.go.mod (1)
223-223: Correctly marked as indirect dependency.The original
go-homedirpackage is now properly marked as an indirect dependency since the project is using its own forked version. This ensures clarity in dependency management and prevents direct usage of the external package.pkg/config/go-homedir/homedir_test.go (3)
1-36: Well-structured test setup and benchmark.The test file starts with a good helper function for environment variable manipulation and includes proper benchmarking of the
Dir()function. The benchmark includes a warm-up phase which is a good practice for accurate testing.
37-63: Thorough testing of the Dir() function.The test validates the
Dir()function against the actual user's home directory and tests behavior with and without caching. This ensures the function works correctly in different scenarios.
65-129: Comprehensive test cases for Expand() function.The test includes multiple scenarios for the
Expand()function, including absolute paths, paths with~, empty strings, and error conditions. It also tests the function's behavior when the HOME environment variable is set to a custom path.pkg/config/go-homedir/homedir.go (6)
1-13: Clean package declaration and imports.The package declaration and imports are clear and appropriate for the functionality provided.
15-22: Effective caching mechanism with thread safety.The global variables establish a simple but effective caching system with proper synchronization through RWMutex. The DisableCache option provides flexibility for testing scenarios.
24-55: Well-implemented home directory detection with OS-specific handling.The Dir() function properly implements:
- Thread-safe caching with read locks for performance
- OS detection for platform-specific implementations
- Clear error handling
The implementation follows best practices for cross-platform compatibility.
57-79: Robust path expansion implementation.The Expand() function correctly handles:
- Empty paths
- Non-tilde paths
- Home directory expansion
- Error propagation
Good attention to edge cases while maintaining clean code.
81-89: Clear cache reset functionality.The Reset() function provides a simple way to clear the cache with proper documentation of its purpose and use cases.
150-169: Appropriate Windows home directory detection.The dirWindows() function properly checks multiple environment variables in the right order:
- HOME
- USERPROFILE
- HOMEDRIVE + HOMEPATH
The implementation is concise and handles error cases appropriately.
pkg/config/go-homedir/LICENSE (6)
1-2: License Header Looks GoodThe file begins by clearly stating the MIT License with its proper identifier. Everything here is clearly laid out.
3-4: Accurate Copyright InformationThe copyright information properly credits Mitchell Hashimoto as per the original repository. This is correct for maintaining proper attribution.
5-11: Permission Section is CorrectThe permissions granted under the MIT License are detailed clearly and completely, allowing free use and distribution. No issues here.
12-14: Attribution Clause is PresentThe clause requiring inclusion of the copyright and permission notice in all copies is present and follows the standard wording.
15-22: Standard Warranty DisclaimerThe warranty disclaimer is implemented as expected, reinforcing the "AS IS" nature of the license without offering any warranties.
1-22: Overall, the LICENSE file is spot on!The entire file adheres to the standard MIT License text and ensures compliance with licensing requirements, fitting perfectly into the new fork requirements in Atmos.
Codecov ReportAttention: Patch coverage is
Additional details and impacted files@@ Coverage Diff @@
## main #1139 +/- ##
==========================================
+ Coverage 19.34% 19.49% +0.14%
==========================================
Files 170 171 +1
Lines 18789 18909 +120
==========================================
+ Hits 3635 3686 +51
- Misses 14437 14498 +61
- Partials 717 725 +8
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Actionable comments posted: 0
🧹 Nitpick comments (1)
pkg/config/go-homedir/homedir.go (1)
72-73: Support~someuserexpansion
If you need to expand paths like~username/dir, consider enhancing this function to handle those cases.
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pkg/config/go-homedir/homedir.go(1 hunks)pkg/config/go-homedir/homedir_test.go(1 hunks)
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- pkg/config/go-homedir/homedir_test.go
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🔇 Additional comments (6)
pkg/config/go-homedir/homedir.go (6)
19-25: Use wrapped static errors
This is a repeat of a previously flagged comment: instead of plainerrors.New(...), consider using wrapped static errors if you need to attach context or wrap underlying errors.
31-42: Good concurrency approach
Locking and caching logic look correct. Using separate read and write locks is straightforward and efficient.
94-151: FunctiondirUnixflagged for high cyclomatic complexity
This has been noted in previous reviews. Consider splitting up OS-specific logic or extracting helper methods.
109-118: Nested blocks add to complexity
Simplify conditionals or extract smaller functions to reduce block complexity inside thisifbranch.
129-131: Replace magic numbers with named constants
Using numeric literals7and5here hurts readability. This was flagged previously.
137-143:Details
✅ Verification successful
Confirm shell command safety
No user input is passed in, but some scanners may flag subprocess calls as potential security risks. Please verify.
🏁 Script executed:
#!/bin/bash # Verify no user-supplied args are passed to Expand() or Dir() that might lead to injection. rg -A 3 "Expand\(|Dir\("Length of output: 20988
Shell Command Safety Confirmed
The verification output shows no sign of user-supplied input being passed to eitherExpand()orDir(). The shell command"sh", "-c", "cd && pwd"is hardcoded and doesn’t incorporate external input, mitigating injection concerns.
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Actionable comments posted: 1
♻️ Duplicate comments (2)
pkg/config/go-homedir/homedir.go (2)
95-114:⚠️ Potential issueFunction has high cyclomatic complexity.
The dirUnix function has a cyclomatic complexity of 12, which exceeds the maximum allowed complexity of 10 as flagged in previous analysis.
Consider refactoring this function to reduce complexity, such as extracting the OS-specific checks into separate helper functions.
102-110:⚠️ Potential issueComplex nested conditional blocks.
This section has complex nested blocks with a complexity of 13, making it harder to read and maintain.
Consider simplifying this logic by extracting the OS-specific parts into separate functions with clearer control flow.
🧹 Nitpick comments (2)
pkg/config/go-homedir/homedir.go (2)
159-181: getUnixHomeDir implementation has hardcoded indices.The function uses magic numbers (5, 7) without named constants for the passwd file format fields.
Consider defining constants for these indices to improve code readability:
+const ( + passwdFieldsCount = 7 + passwdHomeIndex = 5 +) func getUnixHomeDir() (string, error) { // ... - passwdParts := strings.SplitN(passwd, ":", 7) + passwdParts := strings.SplitN(passwd, ":", passwdFieldsCount) - if len(passwdParts) > 5 { - return passwdParts[5], nil + if len(passwdParts) > passwdHomeIndex { + return passwdParts[passwdHomeIndex], nil } // ... }
1-196: Overall, this is a solid implementation of a home directory finder.The code successfully forks the go-homedir package with some improvements like static error definitions. There are a few complexity and security concerns that should be addressed, but the core functionality seems solid and well-tested.
Given this is a fork of an existing package, consider maintaining a changelog of the differences between your version and the original to make future updates easier.
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🔇 Additional comments (9)
.golangci.yml (1)
111-111: Linter configuration updated for integer literals.The change expands the allowed integer literals from "0,1,2,3,4" to "0,1,2,3,4,5,6,7". This appears to accommodate the newly forked go-homedir implementation which uses these values.
pkg/config/go-homedir/homedir.go (8)
1-13: The package definition and imports look good.The imported packages are appropriate for the functionality being implemented. The code properly imports necessary standard libraries for file operations, error handling, and cross-platform support.
15-25: Well-defined error variables.Good job defining static error variables instead of creating dynamic errors. This is consistent with Go best practices and addresses previous static analysis warnings.
27-58: The Dir function implementation is solid.The function properly implements caching with thread safety using read/write locks. The platform detection for Windows vs Unix-like systems follows standard Go practices.
60-82: Expand function looks correct.The implementation properly handles path expansion for paths starting with tilde (~). The early returns for edge cases are a good practice.
84-93: Reset function implementation is appropriate.The function correctly implements cache clearing with proper locking.
116-122: getHomeFromEnv function is clean and focused.This helper function has a single responsibility and handles the Plan 9 edge case appropriately.
124-143: dirWindows function looks good.The function has a clear priority order for checking different environment variables and properly handles error cases.
145-157:Details
✅ Verification successful
Potential security issue in command execution.
The command execution in getDarwinHomeDir uses shell commands with no validation of inputs.
While this is part of the original implementation, it's worth noting that executing shell commands can introduce security vulnerabilities. Consider using safer alternatives if possible.
🏁 Script executed:
#!/bin/bash # Check if the command contains any user-controlled input grep -r "getDarwinHomeDir" --include="*.go" .Length of output: 222
Clarification on Shell Command Execution in getDarwinHomeDir
After running the grep check, it's clear that the function and its usage are confined to the
pkg/config/go-homedir/homedir.gofile. Since the shell command uses$(whoami), which is determined by the system, there's no evidence of user-supplied input being incorporated into the command. While caution is always encouraged with shell executions, in this context the risks are minimal.For future maintainability and clarity, consider adding a comment in the code that explains the assumptions behind using the shell command here and exploring dedicated OS APIs if deemed more secure.
what
why
go-homedirpackage within the Atmosreferences
Summary by CodeRabbit
New Features
Documentation