func SetCredential()

in integration/utils/user.go [155:172]

• 13 lines of code
• 5 McCabe index (conditional complexity)

func SetCredential(cmd *exec.Cmd, user *UnixUser) {
	if user == nil || user.UID == os.Getuid() {
		return
	}

	if cmd.SysProcAttr == nil {
		cmd.SysProcAttr = &syscall.SysProcAttr{}
	}
	if cmd.SysProcAttr.Credential != nil {
		// This function is intended to be used exclusively from tests, and as such we
		// expect the given cmd object to not have credentials set.  If that were the case,
		// it'd indicate a bug in the code that must be fixed: there is no point in
		// returning this as an error.
		panic("SetCredential invoked on a cmd object that already includes user credentials")
	}
	cmd.SysProcAttr.Credential = user.ToCredential()
	cmd.SysProcAttr.Credential.NoSetGroups = true
}