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Removed the ARE_WE_BUILDING_TO_A_APP global variable from main.go as it was identified as dead code and was not being accessed anywhere in the codebase. This improves code maintainability and readability.
Replace O(N) slice iteration with a O(1) map-based lookup to improve deduplication efficiency when parsing Steam library folders.
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Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
…4302619994475791 ⚡ Optimize Steam library membership check in findSteamLibraries
…124985451206947 🧹 remove unused global variable ARE_WE_BUILDING_TO_A_APP
Added a new file `main_test.go` with a table-driven test for the `validateGameName` function. The test cases cover valid game names, cases requiring normalization (casing, leading/trailing spaces), and invalid/empty inputs. Also adjusted the Go version in `go.mod` to 1.24.3 to match the local toolchain.
…ation Refactored `checkSteamBetaRequirement` and `findSteamLibraries` to utilize global precompiled regex objects (`regexp.MustCompile`). This optimization replaces the costly implicit compilation happening on every invocation via `regexp.MatchString` or local `MustCompile` calls. Benchmark testing demonstrated a ~12x speedup and a 100% reduction in memory allocations (from ~12.4 KB to 0) in the optimized logic paths.
Created `main_test.go` implementing comprehensive table-driven testing for `shellQuote`, `normalizeGameName`, and `validateGameName` functions. Tests cover happy paths, string variations (spaces, capitalization), and various failure edge cases. Downgraded `go.mod` to match the local development toolchain (Go 1.24.3) to allow for test execution.
Addresses arbitrary code execution vulnerability where a downloaded executable was run directly without integrity verification. Risk: Allowed for supply chain attacks where a compromised GitHub release could execute malicious code on the user's machine. Solution: Download a published .sha256 file and verify the zip archive using shasum before extracting and executing its contents.
Implement caching using sync.Once to avoid repetitive disk I/O and regex operations during Steam library lookup. Added a benchmark to verify the speedup. Returns a copy of the slice to protect the cache from caller mutation.
Extracted discrete steps from the monolithic `build()` function into 9 separate, well-named boolean functions (e.g. prepareTempRepoDir, checkXcode, installDependencies) to improve code readability and maintainability. The core execution flow in `build()` now elegantly chains these functions together.
- Created `main_test.go` - Added table-driven tests for `normalizeGameName` - Covered edge cases like mixed casing, whitespace, and empty strings - Bumped go.mod version locally to match the build toolchain
The execSafe function previously concatenated strings into a single bash command executed via `bash -c`, which was vulnerable to command injection. This commit removes the `bash -c` pattern and updates `execSafe` to accept a slice of strings, passing arguments directly to `exec.Command`. It also introduces `execSafeDirEnv` to safely handle directory and environment configurations without relying on shell operators (`&&`, `export`, `cd`). All callers are updated to use this safer invocation method.
…88668 🧪 Add testing coverage for core utility functions
…ion-4710089550663458794 🔒 Fix command injection vulnerability in execSafe function
This caches the compilation of the `regexp.MustCompile` to avoid recompiling it every time `findSteamLibraries` is run. Tested with a benchmark `BenchmarkFindSteamLibraries` with improvements in speed and memory allocations per operation.
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Migrated away from using the user-controlled `--temp-repo-dir` flag value directly as the exact directory to clone into and delete during cleanup. Instead, the `--temp-repo-dir` is now treated as a base directory where a unique temporary folder is created via `os.MkdirTemp`. This ensures that even if a user supplies a sensitive path (like `/` or `~`), the tool will only ever delete the random, freshly created subdirectory it explicitly owns, preventing unintended or malicious arbitrary file deletion.
…okup-9042848918458506102 ⚡ Optimize findSteamLibraries with caching
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
…-10656258792804604430 🔒 Fix arbitrary code execution vulnerability in install.sh
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This commit updates the `go` version specified in `go.mod` from `1.24.3` to `1.26.2`. It also brings in the Github actions test workflow and updates it to use `1.26.x` so it automatically picks up the latest patch version.
…605973859 Bump Go version to 1.26.0
…59180744536333 Add automated release workflow
…acks Manually resolved conflicts and applied PR review feedback. Replaced explicit strings.ToLower allocation in checkSteamBetaRequirement with raw regex byte slice matching `re.Match(content)`, and preserved the main branch's sync.Once refactoring for finding steam libraries.
…acks Manually resolved conflicts and applied PR review feedback. Replaced explicit strings.ToLower allocation in checkSteamBetaRequirement with raw regex byte slice matching `re.Match(content)`, and preserved the main branch's sync.Once refactoring for finding steam libraries.
Correctly resolved remaining Git merge conflict markers in main.go that were causing syntax errors. Removed the extra markers and kept the optimal global precompiled regex vars as recommended. Verified the build runs cleanly via `go test ./...`.
…3390987735245567 ⚡ Optimize regex compilation in steam check logic
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uhh laat copilot het reviewen ofzo |
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- Change `.github/workflows/release.yml` trigger from `on: push` to `on: workflow_dispatch`. - Add required `version` string input to specify the release tag. - Update the "Create Release" step to use `github.event.inputs.version` instead of auto-generated `github.run_number` to prevent overwriting existing releases.
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Ping me ff in de dc anders vergeet ik dit |
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Pull request overview
This PR refactors the macOS source builder tool to improve safety/reliability of command execution, adds automated CI testing and release automation, and strengthens the installer by verifying release artifact integrity.
Changes:
- Refactors the build flow into smaller functions and switches command execution to argument-based
exec.Commandhelpers (with optional working dir + env). - Adds Steam library detection caching plus unit/benchmark tests for core helpers.
- Introduces GitHub Actions workflows for tests/releases and updates the installer to verify SHA256 checksums.
Reviewed changes
Copilot reviewed 7 out of 8 changed files in this pull request and generated 6 comments.
Show a summary per file
| File | Description |
|---|---|
| main.go | Build pipeline refactor, safer command execution helpers, Steam library caching, temp dir hardening |
| main_test.go | New unit tests for Steam library discovery and game-name helpers |
| main_bench_test.go | Benchmark for findSteamLibraries() |
| install.sh | Adds checksum download + verification before unzipping/running |
| go.mod | Updates declared Go toolchain version |
| .gitignore | Ignores built binary name |
| .github/workflows/go-tests.yml | Adds Go test workflow on pushes/PRs |
| .github/workflows/release.yml | Adds automated build/package/checksum/release workflow on main pushes |
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| func build() bool { | ||
| logger.debugMsg("Starting build process for game: " + Config.GameToBuild) | ||
| defer cleanupTempRepo() | ||
| return checkXcode() && |
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| func findSteamLibraries() []string { | ||
| homeDir := os.ExpandEnv("$HOME") | ||
| defaultSteamPath := filepath.Join(homeDir, "Library", "Application Support", "Steam") | ||
| libraries := []string{defaultSteamPath} | ||
| steamLibrariesOnce.Do(func() { | ||
| homeDir := os.ExpandEnv("$HOME") | ||
| defaultSteamPath := filepath.Join(homeDir, "Library", "Application Support", "Steam") | ||
| libraries := []string{defaultSteamPath} | ||
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| vdfPath := filepath.Join(defaultSteamPath, "steamapps", "libraryfolders.vdf") | ||
| content, err := os.ReadFile(vdfPath) | ||
| if err == nil { | ||
| matches := libraryPathRegex.FindAllStringSubmatch(string(content), -1) | ||
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| seen := make(map[string]bool, len(matches)+len(libraries)) | ||
| for _, l := range libraries { | ||
| seen[l] = true | ||
| } | ||
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| vdfPath := filepath.Join(defaultSteamPath, "steamapps", "libraryfolders.vdf") | ||
| content, err := os.ReadFile(vdfPath) | ||
| if err == nil { | ||
| re := regexp.MustCompile(`(?i)"path"\s+"([^"]+)"`) | ||
| matches := re.FindAllStringSubmatch(string(content), -1) | ||
| for _, match := range matches { | ||
| if len(match) == 2 { | ||
| path := match[1] | ||
| found := false | ||
| for _, l := range libraries { | ||
| if l == path { | ||
| found = true | ||
| break | ||
| for _, match := range matches { | ||
| if len(match) == 2 { | ||
| path := match[1] | ||
| path = filepath.Clean(path) | ||
| if !seen[path] { | ||
| seen[path] = true | ||
| libraries = append(libraries, path) | ||
| } | ||
| } | ||
| if !found { | ||
| libraries = append(libraries, path) | ||
| } | ||
| } | ||
| } | ||
| } | ||
| return libraries | ||
| cachedSteamLibraries = libraries | ||
| }) | ||
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| result := make([]string, len(cachedSteamLibraries)) | ||
| copy(result, cachedSteamLibraries) | ||
| return result |
| - name: Set up Go | ||
| uses: actions/setup-go@v5 | ||
| with: | ||
| go-version: '1.26.x' |
| - name: Set up Go | ||
| uses: actions/setup-go@v5 | ||
| with: | ||
| go-version: '1.26.x' |
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| func TestFindSteamLibraries(t *testing.T) { | ||
| tempDir := t.TempDir() | ||
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| t.Setenv("HOME", tempDir) | ||
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…97199569832613190 Make release workflow manual and require version input
…erability-in-release-workflow Harden release workflow by removing mutable third-party action
…supply-chain-vulnerability Harden release workflow by separating tests from release publishing
Co-authored-by: SSoggyTacoMan <80040706+SSoggyTacoMan@users.noreply.github.com>
…l-release-vulnerability Harden manual release workflow to run only from main
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lowk geen idee waarom ik dit stuur mr was wat aan het uittesten en beetje aan het kloten met iets van google en hij zei dit ineens dus idfk doe ermee wat je wilt de changes zijn wel goed in principe
This pull request introduces several major improvements to the codebase, focusing on modularizing the build process, improving reliability and testability, and enhancing CI/CD automation. The most important changes are grouped below:
Build Process Refactoring and Reliability Improvements:
build()function inmain.gointo multiple smaller, focused functions (e.g.,checkXcode,checkHomebrew,installDependencies,cloneRepository,configureBuild,buildGame,installGameToTemp,copyFilesToGameFolder), improving readability, maintainability, and error handling. Command execution now uses argument lists instead of shell strings for greater safety and reliability. (main.go[1] [2] [3] [4] [5] [6] [7] [8]main.go[1] [2]main.gomain.goL210-R251)Testing Enhancements:
main_test.goforfindSteamLibraries,normalizeGameName, andvalidateGameName, increasing test coverage and ensuring correctness of utility functions. (main_test.gomain_test.goR1-R172)findSteamLibrariesinmain_bench_test.goto monitor performance. (main_bench_test.gomain_bench_test.goR1-R11)Installer and Integrity Improvements:
install.shto download and verify a SHA256 checksum for the release artifact, ensuring users only install verified and untampered binaries. (install.shinstall.shR42-R62)Continuous Integration and Release Automation:
.github/workflows/go-tests.ymlto automatically run Go tests on pushes and pull requests tomain, improving CI reliability. (.github/workflows/go-tests.yml.github/workflows/go-tests.ymlR1-R24).github/workflows/release.ymlworkflow to automate building, packaging, checksumming, and releasing the macOS app on pushes tomain. (.github/workflows/release.yml.github/workflows/release.ymlR1-R49)Dependency and Environment Management:
os.MkdirTempfor improved security and uniqueness, and ensures the base directory exists. (main.go[1] [2]go.mod(downgraded from 1.26.1 to 1.24.3). (go.modgo.modL3-R3)These changes collectively improve the maintainability, reliability, and security of the build tool, and establish a solid foundation for automated testing and releases.