Malformed PortRange or ThirdPartyAuthConfig trigger OnPolicyError.

remoting/host/third_party_auth_config.h

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef REMOTING_HOST_THIRD_PARTY_AUTH_CONFIG_H_
+#define REMOTING_HOST_THIRD_PARTY_AUTH_CONFIG_H_
+
+#include <ostream>
+#include <string>
+
+#include "base/gtest_prod_util.h"
+#include "url/gurl.h"
+
+namespace base {
+class DictionaryValue;
+}  // namespace base
+
+namespace remoting {
+
+struct ThirdPartyAuthConfig {
+  GURL token_url;
+  GURL token_validation_url;
+  std::string token_validation_cert_issuer;
+
+  inline bool is_null() const {
+    return token_url.is_empty() && token_validation_url.is_empty();
+  }
+
+  // Status of Parse method call.
+  enum ParseStatus {
+    // |policy_dict| contains invalid entries (i.e. malformed urls).
+    // |result| has not been modified.
+    InvalidPolicy,
+
+    // |policy_dict| doesn't contain any ThirdPartyAuthConfig-related entries.
+    // |result| has not been modified.
+    NoPolicy,
+
+    // |policy_dict| contains valid entries that have been stored into |result|.
+    ParsingSuccess,
+  };
+  static ParseStatus Parse(const base::DictionaryValue& policy_dict,
+                           ThirdPartyAuthConfig* result);
+
+ private:
+  // Returns false and doesn't modify |result| if parsing fails (i.e. some input
+  // values are invalid).
+  static bool ParseStrings(const std::string& token_url,
+                           const std::string& token_validation_url,
+                           const std::string& token_validation_cert_issuer,
+                           ThirdPartyAuthConfig* result);
+  FRIEND_TEST_ALL_PREFIXES(InvalidUrlTest, ParseInvalidUrl);
+  FRIEND_TEST_ALL_PREFIXES(ThirdPartyAuthConfig, ParseEmpty);
+  FRIEND_TEST_ALL_PREFIXES(ThirdPartyAuthConfig, ParseValidAll);
+  FRIEND_TEST_ALL_PREFIXES(ThirdPartyAuthConfig, ParseValidNoCert);
+  FRIEND_TEST_ALL_PREFIXES(ThirdPartyAuthConfig, ParseInvalidCombination);
+  FRIEND_TEST_ALL_PREFIXES(ThirdPartyAuthConfig, ParseHttp);
+
+  // Extracts raw (raw = as strings) policy values from |policy_dict|.
+  // Missing policy values are set to an empty string.
+  // Returns false if no ThirdPartyAuthConfig-related policies were present.
+  static bool ExtractStrings(const base::DictionaryValue& policy_dict,
+                             std::string* token_url,
+                             std::string* token_validation_url,
+                             std::string* token_validation_cert_issuer);
+  FRIEND_TEST_ALL_PREFIXES(ThirdPartyAuthConfig, ExtractEmpty);
+  FRIEND_TEST_ALL_PREFIXES(ThirdPartyAuthConfig, ExtractUnknown);
+  FRIEND_TEST_ALL_PREFIXES(ThirdPartyAuthConfig, ExtractAll);
+  FRIEND_TEST_ALL_PREFIXES(ThirdPartyAuthConfig, ExtractPartial);
+};
+
+std::ostream& operator<<(std::ostream& os, const ThirdPartyAuthConfig& cfg);
+
+}  // namespace remoting
+
+#endif  // REMOTING_HOST_THIRD_PARTY_AUTH_CONFIG_H_