35 lines
953 B
Go
35 lines
953 B
Go
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// Copyright 2025 Patial Tech (Ankit Patial).
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//
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// This file is part of code.patial.tech/go/appcore, which is MIT licensed.
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// See http://opensource.org/licenses/MIT
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package open
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import (
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"errors"
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"os/exec"
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"strings"
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)
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// validateAppName validates application names on Linux with strict security checks
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func validateAppName(appName string) error {
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if appName == "" {
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return errors.New("application name cannot be empty")
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}
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// Check for dangerous characters that could be used for command injection
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dangerous := []string{";", "|", "&", "$", "`", "\n", "\r", "$(", "&&", "||", ">", "<", "*"}
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for _, char := range dangerous {
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if strings.Contains(appName, char) {
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return errors.New("application name contains invalid characters")
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}
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}
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// Verify the application exists in PATH (additional security check)
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if _, err := exec.LookPath(appName); err != nil {
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return errors.New("application not found in system PATH")
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}
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return nil
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}
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