Decide if the source should be actually skipped

salt/modules/aptpkg.py

@@ -1575,6 +1575,27 @@ def list_repo_pkgs(*args, **kwargs):  # pylint: disable=unused-import
     return ret
 
 
+def _skip_source(source):
+    '''
+    Decide to skip source or not.
+
+    :param source:
+    :return:
+    '''
+    if source.invalid:
+        if source.uri and source.type and source.type in ("deb", "deb-src", "rpm", "rpm-src"):
+            pieces = source.mysplit(source.line)
+            if pieces[1].strip()[0] == "[":
+                options = pieces.pop(1).strip("[]").split()
+                if len(options) > 0:
+                    log.debug("Source %s will be included although is marked invalid", source.uri)
+                    return False
+            return True
+        else:
+            return True
+    return False
+
+
 def list_repos():
     '''
     Lists all repos in the sources.list (and sources.lists.d) files
@@ -1590,7 +1611,7 @@ def list_repos():
     repos = {}
     sources = sourceslist.SourcesList()
     for source in sources.list:
-        if source.invalid:
+        if _skip_source(source):
             continue
         repo = {}
         repo['file'] = source.file