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@@ -8,7 +8,7 @@ import (
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"runtime"
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"strings"
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"github.com/mholt/archiver/v3"
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"github.com/mholt/archiver/v4"
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)
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const (
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@@ -51,14 +51,14 @@ func (g *GoInstaller) GetGoVersion() (string, error) {
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if err != nil {
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return "", fmt.Errorf("failed to get Go version: %w", err)
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}
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// Parse go version output (format: "go version go1.x.x ...")
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version := strings.TrimSpace(string(output))
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parts := strings.Split(version, " ")
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if len(parts) < 3 {
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return "", fmt.Errorf("unexpected go version output format: %s", version)
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}
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// Return just the version number without the "go" prefix
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return strings.TrimPrefix(parts[2], "go"), nil
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}
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@@ -77,7 +77,7 @@ func (g *GoInstaller) InstallGo() (string, error) {
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// Default Go installation location
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var installDir string = "/usr/local"
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var goExePath string = filepath.Join(installDir, "go", "bin", "go")
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// Check if Go is already installed by checking the binary directly
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if _, err := os.Stat(goExePath); err == nil {
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version, err := g.GetGoVersion()
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@@ -86,7 +86,7 @@ func (g *GoInstaller) InstallGo() (string, error) {
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return goExePath, nil
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}
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}
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// Also check if Go is available in PATH as a fallback
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if g.IsGoInstalled() {
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path, err := exec.LookPath("go")
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@@ -98,31 +98,31 @@ func (g *GoInstaller) InstallGo() (string, error) {
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}
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}
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}
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fmt.Printf("Installing Go version %s...\n", g.Version)
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// Determine architecture and OS
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goOS := runtime.GOOS
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goArch := runtime.GOARCH
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// Construct download URL
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downloadURL := fmt.Sprintf("https://golang.org/dl/go%s.%s-%s.tar.gz", g.Version, goOS, goArch)
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// Create a temporary directory for download
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tempDir, err := os.MkdirTemp("", "go-install-")
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if err != nil {
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return "", fmt.Errorf("failed to create temporary directory: %w", err)
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}
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defer os.RemoveAll(tempDir)
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// Download Go tarball
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tarballPath := filepath.Join(tempDir, "go.tar.gz")
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if err := downloadFile(downloadURL, tarballPath); err != nil {
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return "", fmt.Errorf("failed to download Go: %w", err)
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}
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// Install directory - typically /usr/local for Linux/macOS
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// Check if existing Go installation exists and remove it
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existingGoDir := filepath.Join(installDir, "go")
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if _, err := os.Stat(existingGoDir); err == nil {
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@@ -131,34 +131,34 @@ func (g *GoInstaller) InstallGo() (string, error) {
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return "", fmt.Errorf("failed to remove existing Go installation: %w", err)
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}
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}
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// Extract tarball to install directory
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fmt.Printf("Extracting Go to %s\n", installDir)
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err = extractTarGz(tarballPath, installDir)
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if err != nil {
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return "", fmt.Errorf("failed to extract Go tarball: %w", err)
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}
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// Verify installation
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var goExePathVerify = filepath.Join(installDir, "go", "bin", "go") // Use = instead of := to avoid variable shadowing
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// Check if the Go binary exists
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var statErr error
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_, statErr = os.Stat(goExePathVerify)
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if statErr != nil {
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return "", fmt.Errorf("Go installation failed - go executable not found at %s", goExePathVerify)
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}
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// Set up environment variables
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fmt.Println("Setting up Go environment variables...")
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// Update PATH in /etc/profile
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profilePath := "/etc/profile"
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profileContent, err := os.ReadFile(profilePath)
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if err != nil {
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return "", fmt.Errorf("failed to read profile: %w", err)
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}
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// Add Go bin to PATH if not already there
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goBinPath := filepath.Join(installDir, "go", "bin")
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if !strings.Contains(string(profileContent), goBinPath) {
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@@ -167,7 +167,7 @@ func (g *GoInstaller) InstallGo() (string, error) {
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return "", fmt.Errorf("failed to update profile: %w", err)
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}
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}
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fmt.Printf("✅ Go %s installed successfully!\n", g.Version)
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return goExePath, nil
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}
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