Don´t show compliance text if SSLyze coudldn´t connect

Author: nabla-c0d3

sslyze/__main__.py

@@ -11,6 +11,7 @@
     ServerScanRequest,
     SslyzeOutputAsJson,
     ServerScanResultAsJson,
+    ServerConnectivityStatusEnum,
 )
 from sslyze.json.json_output import InvalidServerStringAsJson
 from sslyze.mozilla_tls_profile.mozilla_config_checker import (
@@ -89,7 +90,7 @@ def main() -> None:
     if parsed_command_line.should_print_json_to_console:
         sys.exit(0)
 
-    if not all_server_scan_results:
+    if {res.connectivity_status for res in all_server_scan_results} in [set(), {ServerConnectivityStatusEnum.ERROR}]:
         # There are no results to present: all supplied server strings were invalid?
         sys.exit(0)
 

sslyze/scanner/models.py

@@ -185,11 +185,11 @@ class ServerScanResult:
     server_location: ServerNetworkLocation
     network_configuration: ServerNetworkConfiguration
 
-    # First, SSLyze ensures that it is able to to connect to the server
+    # First, SSLyze ensures that it is able to connect to the server
     connectivity_status: ServerConnectivityStatusEnum
     connectivity_error_trace: Optional[TracebackException]
     connectivity_result: Optional[ServerTlsProbingResult]
 
-    # If SSLyze was able to connect then it performs the TLS scan
+    # Then, if SSLyze was able to connect, it performs the TLS scan
     scan_status: ServerScanStatusEnum
     scan_result: Optional[AllScanCommandsAttempts]  # Set it the scan_status == COMPLETED