Version 1.2.3

CMakeLists.txt

@@ -27,7 +27,7 @@ set( CXX_STANDARD_REQUIRED ON)
 
 set(VERSION_MAJOR 1)
 set(VERSION_MINOR 2)
-set(VERSION_PATCH 2)
+set(VERSION_PATCH 3)
 
 set( CLI_CLIENT_EXECUTABLE_NAME cleos )
 set( NODE_EXECUTABLE_NAME nodeos )

Docker/README.md

@@ -20,10 +20,10 @@ cd eos/Docker
 docker build . -t eosio/eos
 ```
 
-The above will build off the most recent commit to the master branch by default. If you would like to target a specific branch/tag, you may use a build argument. For example, if you wished to generate a docker image based off of the v1.2.2 tag, you could do the following:
+The above will build off the most recent commit to the master branch by default. If you would like to target a specific branch/tag, you may use a build argument. For example, if you wished to generate a docker image based off of the v1.2.3 tag, you could do the following:
 
 ```bash
-docker build -t eosio/eos:v1.2.2 --build-arg branch=v1.2.2 .
+docker build -t eosio/eos:v1.2.3 --build-arg branch=v1.2.3 .
 ```
 
 By default, the symbol in eosio.system is set to SYS. You can override this using the symbol argument while building the docker image.

contracts/test_api/test_action.cpp

@@ -225,3 +225,28 @@ void test_action::test_assert_code() {
    eosio_assert( total == sizeof(uint64_t), "total == sizeof(uint64_t)");
    eosio_assert_code( false, code );
 }
+
+void test_action::test_ram_billing_in_notify(uint64_t receiver, uint64_t code, uint64_t action) {
+   uint128_t tmp = 0;
+   uint32_t total = read_action_data(&tmp, sizeof(uint128_t));
+   eosio_assert( total == sizeof(uint128_t), "total == sizeof(uint128_t)");
+
+   uint64_t to_notify = tmp >> 64;
+   uint64_t payer = tmp & 0xFFFFFFFFFFFFFFFFULL;
+
+   if( code == receiver ) {
+      eosio::require_recipient( to_notify );
+   } else {
+      eosio_assert( to_notify == receiver, "notified recipient other than the one specified in to_notify" );
+
+      // Remove main table row if it already exists.
+      int itr = db_find_i64( receiver, N(notifytest), N(notifytest), N(notifytest) );
+      if( itr >= 0 )
+         db_remove_i64( itr );
+
+      // Create the main table row simply for the purpose of charging code more RAM.
+      if( payer != 0 )
+         db_store_i64(N(notifytest), N(notifytest), payer, N(notifytest), &to_notify, sizeof(to_notify) );
+   }
+
+}

contracts/test_api/test_api.cpp

@@ -79,6 +79,7 @@ extern "C" {
       WASM_TEST_HANDLER_EX(test_action, test_current_receiver);
       WASM_TEST_HANDLER(test_action, test_publication_time);
       WASM_TEST_HANDLER(test_action, test_assert_code);
+      WASM_TEST_HANDLER_EX(test_action, test_ram_billing_in_notify);
 
       // test named actions
       // We enforce action name matches action data type name, so name mangling will not work for these tests.
@@ -147,6 +148,7 @@ extern "C" {
       WASM_TEST_HANDLER(test_transaction, context_free_api);
       WASM_TEST_HANDLER(test_transaction, new_feature);
       WASM_TEST_HANDLER(test_transaction, active_new_feature);
+      WASM_TEST_HANDLER_EX(test_transaction, repeat_deferred_transaction);
 
       //test chain
       WASM_TEST_HANDLER(test_chain, test_activeprods);

contracts/test_api/test_api.hpp

@@ -57,7 +57,6 @@ struct test_print {
 };
 
 struct test_action {
-
   static void read_action_normal();
   static void read_action_to_0();
   static void read_action_to_64k();
@@ -73,6 +72,7 @@ struct test_action {
   static void test_current_receiver(uint64_t receiver, uint64_t code, uint64_t action);
   static void test_publication_time();
   static void test_assert_code();
+  static void test_ram_billing_in_notify(uint64_t receiver, uint64_t code, uint64_t action);
 };
 
 struct test_db {
@@ -181,6 +181,7 @@ struct test_transaction {
   static void context_free_api();
   static void new_feature();
   static void active_new_feature();
+  static void repeat_deferred_transaction(uint64_t receiver, uint64_t code, uint64_t action);
 };
 
 struct test_chain {

contracts/test_api/test_transaction.cpp

@@ -317,3 +317,23 @@ void test_transaction::new_feature() {
 void test_transaction::active_new_feature() {
    activate_feature((int64_t)N(newfeature));
 }
+
+void test_transaction::repeat_deferred_transaction(uint64_t receiver, uint64_t code, uint64_t action) {
+   using namespace eosio;
+
+   uint128_t sender_id = 0;
+
+   uint32_t payload = unpack_action_data<uint32_t>();
+   print( "repeat_deferred_transaction called: payload = ", payload );
+
+   bool res = cancel_deferred( sender_id );
+
+   print( "\nrepeat_deferred_transaction cancelled trx with sender_id = ", sender_id, ", result is ", res );
+
+   if( payload == 0 ) return;
+
+   --payload;
+   transaction trx;
+   trx.actions.emplace_back( permission_level{receiver, N(active)}, code, action, payload );
+   trx.send( sender_id, receiver );
+}

libraries/abi_generator/abi_generator.cpp

@@ -112,14 +112,19 @@ bool abi_generator::inspect_type_methods_for_actions(const Decl* decl) { try {
 
     // Try to get "action" annotation from method comment
     bool raw_comment_is_action = false;
+    string action_name_from_comment;
     const RawComment* raw_comment = ast_context->getRawCommentForDeclNoCache(method);
     if(raw_comment != nullptr) {
       SourceManager& source_manager = ast_context->getSourceManager();
       string raw_text = raw_comment->getRawText(source_manager);
-      regex r(R"(@abi (action)((?: [a-z0-9]+)*))");
+      regex r(R"(@abi (action) ?((?:[a-z0-9]+)*))");
       smatch smatch;
       regex_search(raw_text, smatch, r);
       raw_comment_is_action = smatch.size() == 3;
+
+      if (raw_comment_is_action) {
+        action_name_from_comment = smatch[2];
+      }
     }
 
     // Check if current method is listed the EOSIO_ABI macro
@@ -156,7 +161,8 @@ bool abi_generator::inspect_type_methods_for_actions(const Decl* decl) { try {
 
     full_types[method_name] = method_name;
 
-    output->actions.push_back({method_name, method_name, rc[method_name]});
+    string action_name = action_name_from_comment.empty() ? method_name : action_name_from_comment;
+    output->actions.push_back({action_name, method_name, rc[method_name]});
     at_least_one_action = true;
   };
 

libraries/chain/apply_context.cpp

@@ -301,6 +301,8 @@ void apply_context::schedule_deferred_transaction( const uint128_t& sender_id, a
          });
    }
 
+   EOS_ASSERT( control.is_ram_billing_in_notify_allowed() || (receiver == act.account) || (receiver == payer) || privileged,
+               subjective_block_production_exception, "Cannot charge RAM to other accounts during notify." );
    trx_context.add_ram_usage( payer, (config::billable_size_v<generated_transaction_object> + trx_size) );
 }
 
@@ -362,6 +364,8 @@ bytes apply_context::get_packed_transaction() {
 void apply_context::update_db_usage( const account_name& payer, int64_t delta ) {
    if( delta > 0 ) {
       if( !(privileged || payer == account_name(receiver)) ) {
+         EOS_ASSERT( control.is_ram_billing_in_notify_allowed() || (receiver == act.account),
+                     subjective_block_production_exception, "Cannot charge RAM to other accounts during notify." );
          require_authorization( payer );
       }
    }

libraries/chain/controller.cpp

@@ -574,6 +574,7 @@ struct controller_impl {
              || (code == block_net_usage_exceeded::code_value)
              || (code == greylist_net_usage_exceeded::code_value)
              || (code == block_cpu_usage_exceeded::code_value)
+             || (code == greylist_cpu_usage_exceeded::code_value)
              || (code == deadline_exception::code_value)
              || (code == leeway_deadline_exception::code_value)
              || (code == actor_whitelist_exception::code_value)
@@ -714,7 +715,7 @@ struct controller_impl {
             auto& rl = self.get_mutable_resource_limits_manager();
             rl.update_account_usage( trx_context.bill_to_accounts, block_timestamp_type(self.pending_block_time()).slot );
             int64_t account_cpu_limit = 0;
-            std::tie( std::ignore, account_cpu_limit, std::ignore ) = trx_context.max_bandwidth_billed_accounts_can_pay( true );
+            std::tie( std::ignore, account_cpu_limit, std::ignore, std::ignore ) = trx_context.max_bandwidth_billed_accounts_can_pay( true );
 
             cpu_time_to_bill_us = static_cast<uint32_t>( std::min( std::min( static_cast<int64_t>(cpu_time_to_bill_us),
                                                                              account_cpu_limit                          ),
@@ -1651,16 +1652,25 @@ optional<producer_schedule_type> controller::proposed_producers()const {
    return gpo.proposed_schedule;
 }
 
-bool controller::skip_auth_check() const {
-   // replaying
-   bool consider_skipping = my->replaying;
+bool controller::light_validation_allowed(bool replay_opts_disabled_by_policy) const {
+   if (!my->pending || my->in_trx_requiring_checks) {
+      return false;
+   }
 
-   // OR in light validation mode
-   consider_skipping = consider_skipping || my->conf.block_validation_mode == validation_mode::LIGHT;
+   auto pb_status = my->pending->_block_status;
 
-   return consider_skipping
-      && !my->conf.force_all_checks
-      && !my->in_trx_requiring_checks;
+   // in a pending irreversible or previously validated block and we have forcing all checks
+   bool consider_skipping_on_replay = (pb_status == block_status::irreversible || pb_status == block_status::validated) && !replay_opts_disabled_by_policy;
+
+   // OR in a signed block and in light validation mode
+   bool consider_skipping_on_validate = (pb_status == block_status::complete && my->conf.block_validation_mode == validation_mode::LIGHT);
+
+   return consider_skipping_on_replay || consider_skipping_on_validate;
+}
+
+
+bool controller::skip_auth_check() const {
+   return light_validation_allowed(my->conf.force_all_checks);
 }
 
 bool controller::skip_db_sessions( block_status bs ) const {
@@ -1679,15 +1689,7 @@ bool controller::skip_db_sessions( ) const {
 }
 
 bool controller::skip_trx_checks() const {
-   // in a pending irreversible or previously validated block
-   bool consider_skipping = my->pending && ( my->pending->_block_status == block_status::irreversible || my->pending->_block_status == block_status::validated );
-
-   // OR in light validation mode
-   consider_skipping = consider_skipping || my->conf.block_validation_mode == validation_mode::LIGHT;
-
-   return consider_skipping
-      && !my->conf.disable_replay_opts
-      && !my->in_trx_requiring_checks;
+   return light_validation_allowed(my->conf.disable_replay_opts);
 }
 
 bool controller::contracts_console()const {
@@ -1776,6 +1778,10 @@ bool controller::is_producing_block()const {
    return (my->pending->_block_status == block_status::incomplete);
 }
 
+bool controller::is_ram_billing_in_notify_allowed()const {
+   return !is_producing_block() || my->conf.allow_ram_billing_in_notify;
+}
+
 void controller::validate_referenced_accounts( const transaction& trx )const {
    for( const auto& a : trx.context_free_actions ) {
       auto* code = my->db.find<account_object, by_name>(a.account);

libraries/chain/include/eosio/chain/controller.hpp

@@ -65,6 +65,7 @@ namespace eosio { namespace chain {
             bool                     force_all_checks       =  false;
             bool                     disable_replay_opts    =  false;
             bool                     contracts_console      =  false;
+            bool                     allow_ram_billing_in_notify = false;
 
             genesis_state            genesis;
             wasm_interface::vm_type  wasm_runtime = chain::config::default_wasm_runtime;
@@ -204,6 +205,8 @@ namespace eosio { namespace chain {
          void check_key_list( const public_key_type& key )const;
          bool is_producing_block()const;
 
+         bool is_ram_billing_in_notify_allowed()const;
+
          void add_resource_greylist(const account_name &name);
          void remove_resource_greylist(const account_name &name);
          bool is_resource_greylisted(const account_name &name) const;
@@ -219,6 +222,7 @@ namespace eosio { namespace chain {
 
          int64_t set_proposed_producers( vector<producer_key> producers );
 
+         bool light_validation_allowed(bool replay_opts_disabled_by_policy) const;
          bool skip_auth_check()const;
          bool skip_db_sessions( )const;
          bool skip_db_sessions( block_status bs )const;

libraries/chain/include/eosio/chain/exceptions.hpp

@@ -268,6 +268,8 @@ namespace eosio { namespace chain {
                                     3080006, "Transaction took too long" )
       FC_DECLARE_DERIVED_EXCEPTION( greylist_net_usage_exceeded, resource_exhausted_exception,
                                     3080007, "Transaction exceeded the current greylisted account network usage limit" )
+      FC_DECLARE_DERIVED_EXCEPTION( greylist_cpu_usage_exceeded, resource_exhausted_exception,
+                                    3080008, "Transaction exceeded the current greylisted account CPU usage limit" )
       FC_DECLARE_DERIVED_EXCEPTION( leeway_deadline_exception, deadline_exception,
                                     3081001, "Transaction reached the deadline set due to leeway on account CPU limits" )
 

libraries/chain/include/eosio/chain/transaction.hpp

@@ -132,7 +132,8 @@ namespace eosio { namespace chain {
 
       time_point_sec     expiration()const;
       transaction_id_type id()const;
-      bytes              get_raw_transaction()const;
+      transaction_id_type get_uncached_id()const; // thread safe
+      bytes              get_raw_transaction()const; // thread safe
       vector<bytes>      get_context_free_data()const;
       transaction        get_transaction()const;
       signed_transaction get_signed_transaction()const;

libraries/chain/include/eosio/chain/transaction_context.hpp

@@ -42,7 +42,7 @@ namespace eosio { namespace chain {
 
          uint32_t update_billed_cpu_time( fc::time_point now );
 
-         std::tuple<int64_t, int64_t, bool> max_bandwidth_billed_accounts_can_pay( bool force_elastic_limits = false )const;
+         std::tuple<int64_t, int64_t, bool, bool> max_bandwidth_billed_accounts_can_pay( bool force_elastic_limits = false )const;
 
       private:
 
@@ -98,6 +98,8 @@ namespace eosio { namespace chain {
          uint64_t                      eager_net_limit = 0;
          uint64_t&                     net_usage; /// reference to trace->net_usage
 
+         bool                          cpu_limit_due_to_greylist = false;
+
          fc::microseconds              initial_objective_duration_limit;
          fc::microseconds              objective_duration_limit;
          fc::time_point                _deadline = fc::time_point::maximum();

libraries/chain/transaction.cpp

@@ -298,6 +298,12 @@ transaction_id_type packed_transaction::id()const
    return get_transaction().id();
 }
 
+transaction_id_type packed_transaction::get_uncached_id()const
+{
+   const auto raw = get_raw_transaction();
+   return fc::raw::unpack<transaction>( raw ).id();
+}
+
 void packed_transaction::local_unpack()const
 {
    if (!unpacked_trx) {