fix: Protobufs updated

packages/proto/Taskfile.yml

@@ -30,6 +30,7 @@ tasks:
             - mv src/services/hapi/hedera-protobufs/services src/proto/
             - rm -rf src/proto/streams
             - mv src/services/hapi/hedera-protobufs/streams src/proto/
+            - mv src/services/hapi/hedera-protobufs/platform/event/* src/proto/services
             - echo "Protobufs moved successfully!"
             - task "delete:submodule"
 

packages/proto/src/proto/services/basic_types.proto

@@ -1269,6 +1269,11 @@ enum HederaFunctionality {
      * Submit a node public tss encryption key as part of the Threshold Signature Scheme (TSS).
      */
     TssEncryptionKey = 99;
+
+    /**
+     * Submit a signature of a state root hash gossiped to other nodes
+     */
+    StateSignatureTransaction = 100;
 }
 
 /**

packages/proto/src/proto/services/event_consensus_data.proto

@@ -0,0 +1,69 @@
+/**
+ * # Event Consensus Data
+ * A message that describes the consensus data for an event.
+ *
+ * The `EventConsensusData` contains two fields that are determined once an
+ * event reaches consensus, the `consensus_timestamp` and `consensus_order`.
+ *
+ * ### Keywords
+ * The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
+ * "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
+ * document are to be interpreted as described in [RFC2119](https://www.ietf.org/rfc/rfc2119).
+ */
+syntax = "proto3";
+
+package com.hedera.hapi.platform.event;
+
+/*
+ * Hedera Network Services Protobuf
+ *
+ * Copyright (C) 2024 Hedera Hashgraph, LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import "basic_types.proto";
+import "event/event_descriptor.proto";
+import "timestamp.proto";
+
+option java_package = "com.hedera.hapi.platform.event.legacy";
+// <<<pbj.java_package = "com.hedera.hapi.platform.event">>> This comment is special code for setting PBJ Compiler java package
+option java_multiple_files = true;
+
+/**
+ * Event Consensus Data.<br/>
+ * This message records the critical values produced by consensus for an event.
+ */
+message EventConsensusData {
+    /**
+     * A consensus timestamp.<br/>
+     * The network's consensus agreement on a timestamp for this event.
+     * <p>
+     * This timestamp MUST be strictly greater than the `consensus_timestamp` of
+     * the previous consensus event.<br/>
+     * This is a consensus value and MAY NOT match real-world "wall clock" time.
+     */
+    proto.Timestamp consensus_timestamp = 1;
+
+    /**
+     * A consensus order sequence number.<br/>
+     * A non-negative sequence number that identifies an event's consensus order
+     * since genesis.
+     * <p>
+     * This SHALL be the unique for each consensus event.<br/>
+     * This SHALL always increase, and SHALL NOT decrease.<br/>
+     * This SHALL increment by one for each consensus event.
+     */
+    uint64 consensus_order = 2;
+}
+

packages/proto/src/proto/services/event_core.proto

@@ -0,0 +1,83 @@
+/**
+ * # Core Event Data
+ * A message that describes the metadata for an event.
+ *
+ * The `EventCore` contains a list of the event's parents, as well as the software
+ * version, an identifier for the node that created this event, the birth round, and
+ * the creation timestamp for the event.
+ *
+ * ### Keywords
+ * The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
+ * "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
+ * document are to be interpreted as described in [RFC2119](https://www.ietf.org/rfc/rfc2119).
+ */
+syntax = "proto3";
+
+package com.hedera.hapi.platform.event;
+
+/*
+ * Hedera Network Services Protobuf
+ *
+ * Copyright (C) 2024 Hedera Hashgraph, LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import "basic_types.proto";
+import "event/event_descriptor.proto";
+import "timestamp.proto";
+
+option java_package = "com.hedera.hapi.platform.event.legacy";
+// <<<pbj.java_package = "com.hedera.hapi.platform.event">>> This comment is special code for setting PBJ Compiler java package
+option java_multiple_files = true;
+
+/**
+ * Contains information about an event and its parents.
+ */
+message EventCore {
+  /**
+   * The creator node identifier.<br/>
+   * This SHALL be the unique identifier for the node that created the event.<br/>
+   * This SHALL match the ID of the node as it appears in the address book.
+   */
+  int64 creator_node_id = 1;
+
+  /**
+   * The birth round of the event.<br/>
+   * The birth round SHALL be the pending consensus round at the time the event is created.<br/>
+   * The pending consensus round SHALL be **one greater** than the latest round to reach consensus.
+   */
+  int64 birth_round = 2;
+
+  /**
+   * The wall clock time at which the event was created, according to the node creating the event.<br/>
+   * If the event has a self parent, this timestamp MUST be strictly greater than the `time_created` of the self parent.
+   */
+  proto.Timestamp time_created = 3;
+
+  /**
+   * A list of EventDescriptors representing the parents of this event.<br/>
+   * The list of parents SHALL include zero or one self parents, and zero or more other parents.<br/>
+   * The first element of the list SHALL be the self parent, if one exists.<br/>
+   * The list of parents SHALL NOT include more than one parent from the same creator.
+   */
+  repeated EventDescriptor parents = 4;
+
+  /**
+   * The event specification version.<br/>
+   * The specification described by this version SHALL encompass the format of the `GossipEvent` message, and also the
+   * format of all contained messages.<br/>
+   * This SHALL exactly match the specification version passed into the platform at construction.
+   */
+  proto.SemanticVersion version = 17; // This field is temporary until birth_round migration is complete. Field number 17 chosen to avoid polluting cheaper 1 byte field numbers 1-16
+}

packages/proto/src/proto/services/event_descriptor.proto

@@ -0,0 +1,80 @@
+/**
+ * # Event Descriptor
+ * Unique identifier for an event.
+ *
+ * Contains the hash of the event, the creator identifier, the birth round, and the generation.
+ *
+ * An event's descriptor is constructed individually by each node that receives a `GossipEvent`,
+ * to uniquely identify that event. An event's descriptor isn't part of the `GossipEvent` itself,
+ * since the descriptor contains the fields `hash` and `generation`, which can be computed locally.
+ * Nodes receiving a `GossipEvent` have the required information to construct the event descriptor
+ * immediately upon receiving the event, without needing to wait for the event to reach consensus.
+ *
+ * Aside from being a unique identifier for events that have been received through gossip,
+ * the event descriptor contains the necessary information to describe an event's parents,
+ * in the `parents` field of `GossipEvent`.
+ *
+ * ### Keywords
+ * The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
+ * "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
+ * document are to be interpreted as described in [RFC2119](https://www.ietf.org/rfc/rfc2119).
+ */
+syntax = "proto3";
+
+package com.hedera.hapi.platform.event;
+
+/*
+ * Hedera Network Services Protobuf
+ *
+ * Copyright (C) 2024 Hedera Hashgraph, LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+option java_package = "com.hedera.hapi.platform.event.legacy";
+// <<<pbj.java_package = "com.hedera.hapi.platform.event">>> This comment is special code for setting PBJ Compiler java package
+option java_multiple_files = true;
+
+/**
+ * Unique identifier for an event.
+ */
+message EventDescriptor {
+  /**
+   * The hash of the event.<br/>
+   * The hash SHALL be a SHA-384 hash.<br/>
+   * The hash SHALL have the following inputs, in the specified order:<br/>
+   * 1. The bytes of the `EventCore` protobuf<br/>
+   * 2. The SHA-384 hash of each individual `EventTransaction`, in the order the transactions appear in the `event_transactions` field of the `GossipEvent` protobuf
+   */
+  bytes hash = 1;
+
+  /**
+   * The creator node identifier.<br/>
+   * This SHALL be the unique identifier for the node that created the event.<br/>
+   * This SHALL match the ID of the node as it appears in the address book.
+   */
+  int64 creator_node_id = 2;
+
+  /**
+   * The birth round of the event.<br/>
+   * The birth round SHALL be the pending consensus round at the time the event is created.<br/>
+   * The pending consensus round SHALL be **one greater** than the latest round to reach consensus.
+   */
+  int64 birth_round = 3;
+
+  /**
+  * The generation of the event.<br/>
+  * This value SHALL be **one greater** than the _maximum_ generation of all parents.<br/>
+  */
+  int64 generation = 17; // This field is temporary until birth_round migration is complete. Field number 17 chosen to avoid polluting cheaper 1 byte field numbers 1-16
+}

packages/proto/src/proto/services/event_transaction.proto

@@ -0,0 +1,65 @@
+/**
+ * # Event Transaction
+ * An Event Transaction gossiped between nodes as part of events.
+ *
+ * ### Keywords
+ * The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
+ * "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
+ * document are to be interpreted as described in
+ * [RFC2119](https://www.ietf.org/rfc/rfc2119) and clarified in
+ * [RFC8174](https://www.ietf.org/rfc/rfc8174).
+ */
+syntax = "proto3";
+
+package com.hedera.hapi.platform.event;
+
+/*
+ * Copyright (C) 2024 Hedera Hashgraph, LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import "event/state_signature_transaction.proto";
+
+option java_package = "com.hedera.hapi.platform.event.legacy";
+// <<<pbj.java_package = "com.hedera.hapi.platform.event">>> This comment is special code for setting PBJ Compiler java package
+option java_multiple_files = true;
+
+/**
+ * An Event Transaction gossiped between nodes as part of events.
+ *
+ * Each node MUST extract this transaction and process according to the type
+ * of transaction encoded.<br/>
+ * Both the platform and the application built on that platform MAY define event
+ * transactions.<br/>
+ * The encoded data MUST be a serialized protobuf message.
+ */
+message EventTransaction {
+  oneof transaction {
+      /**
+       * An application transaction.
+       * <p>
+       * The contents of this transaction SHALL be defined by the application
+       * subsystem that created the event.<br/>
+       * The contents MUST be a serialized protobuf message.
+       */
+      bytes application_transaction = 1;
+      /**
+       * A state signature.
+       * <p>
+       * This transaction SHALL be a valid state signature for a state snapshot.
+       */
+      StateSignatureTransaction state_signature_transaction = 2;
+  }
+
+}