检查cert.is_valid=true && type="subdomain" && title="ERROR: The requested URL could not be retrieved" && domain!="" && body="Some aspect of the requested URL is incorrect" gval 不支持http.Response.Header.Get，因为Header作为reflect.Map进行了处理，所以，要单独进行一个封装 gval.reflectSelect (evaluable.go:160) github.com/PaesslerAG/gval gval.variable.func1 (evaluable.go:144) github.com/PaesslerAG/gval gval.(*Parser).callEvaluable.func1 (evaluable.go:225) github.com/PaesslerAG/gval gval.(*infix).initiate.func2.1 (operator.go:92) github.com/PaesslerAG/gval gval.Language.EvaluateWithContext (language.go:89) github.com/PaesslerAG/gval gval.EvaluateWithContext (gval.go:30) github.com/PaesslerAG/gval gval.Evaluate (gval.go:21) github.com/PaesslerAG/gval main.isProxy (main.go:41) main main.main.func1 (main.go:65) main main.main (main.go:73) main runtime.main (proc.go:250) runtime runtime.goexit (asm_amd64.s:1571) runtime - Async Stack Trace <autogenerated>:2 */.