Add verbose errors on proxy client TLS failures

detect you a missing CA
denandz · Jan 28, 2022 · e2dff1b · e2dff1b
1 parent bb8c520
commit e2dff1b
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Showing 2 changed files with 8 additions and 0 deletions.
diff --git a/main.go b/main.go
@@ -61,6 +61,11 @@ func main() {
 
 	// View for the logs, create this now so we dont miss logs
 	logText := tview.NewTextView()
+	logText.SetChangedFunc(func() {
+		if logText.HasFocus() {
+			app.Draw()
+		}
+	})
 	log.SetOutput(logText)
 	log.Println("Logger started")
 

diff --git a/proxy/proxy.go b/proxy/proxy.go
@@ -89,6 +89,9 @@ func StartProxy(logger *modifier.Logger, config *Config) *martian.Proxy {
 		}
 
 		mc.SkipTLSVerify(true)
+		mc.SetHandshakeErrorCallback(func(req *http.Request, err error) {
+			log.Printf("[!] TLS client handshake error for domain %s: %v\n", req.Host, err)
+		})
 
 		p.SetMITM(mc)
 	}