From 4288e5ccdaf37c9746d452be5201c29fa1c4ccd8 Mon Sep 17 00:00:00 2001 From: GrapeS Date: Fri, 3 Jul 2026 15:16:19 +0800 Subject: [PATCH 1/5] docs: move protocol document into docs/ with a shorter name --- .../protobuf-protocol-document.md | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename Tron protobuf protocol document.md => docs/protobuf-protocol-document.md (100%) diff --git a/Tron protobuf protocol document.md b/docs/protobuf-protocol-document.md similarity index 100% rename from Tron protobuf protocol document.md rename to docs/protobuf-protocol-document.md From bd115d362e72a4970ce6fa44405727cbdb883344 Mon Sep 17 00:00:00 2001 From: GrapeS Date: Fri, 3 Jul 2026 16:26:15 +0800 Subject: [PATCH 2/5] docs: add AGENTS.md for AI assistants and contributors --- AGENTS.md | 99 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 AGENTS.md diff --git a/AGENTS.md b/AGENTS.md new file mode 100644 index 00000000000..ce632d4d4be --- /dev/null +++ b/AGENTS.md @@ -0,0 +1,99 @@ +# AGENTS.md + +Guidance for AI coding assistants and new contributors working on java-tron: how to build, test, and navigate the codebase, plus the high-frequency constraints to respect. For running a node, see the [README](./README.md) and [`docs/`](./docs). + +## Working principles + +- Keep changes minimal and focused: only touch code related to the task. Do not refactor unrelated code, rename for style, or bundle unrelated fixes into one commit/PR. +- Do not add, remove, or upgrade dependencies unless the task requires it — dependency changes in a consensus node are high-risk and need separate review. + +## Build & Test + +Supported platforms: **Linux** and **macOS** only. JDK requirement: **JDK 8** on x86_64, **JDK 17** on ARM64/aarch64 (e.g. Apple Silicon Macs, or Linux aarch64 servers such as AWS Graviton). + +```bash +./gradlew clean build -x test # build without tests +./gradlew build # build with tests +./gradlew test # run all tests +./gradlew :framework:test # test one module +./gradlew test --tests "org.tron.core.db.TronDatabaseTest" # one class +./gradlew test --tests "org.tron.core.db.TronDatabaseTest.testX" # one method +./gradlew :framework:testWithRocksDb # RocksDB tests (x86 only) +./gradlew lint # Checkstyle (main) +./gradlew checkstyleMain checkstyleTest # Checkstyle main + test (as CI runs) +./gradlew jacocoTestReport # coverage report +``` + +- Main entry point: `org.tron.program.FullNode`. +- Tests run in parallel locally, serially in CI (detected via the `CI` env var); the test-retry plugin retries up to 5 times. +- On ARM64/aarch64, only the RocksDB storage engine is supported; the build forces RocksDB and skips the LevelDB tests. +- Protobuf / gRPC Java stubs are generated at build time from `protocol/src/main/protos/*.proto` (via the `com.google.protobuf` Gradle plugin) and are git-ignored — rebuild after changing a `.proto`; never hand-edit or commit generated sources. + +**Before pushing:** +- `./gradlew checkstyleMain checkstyleTest` and `./gradlew test` must pass. +- Do not commit build artifacts or byproducts — `*.jar`, `build/`, logs, or database files. + +## Module Layout + +| Module | Responsibility | +|--------|----------------| +| `framework` | Main entry (`org.tron.program.FullNode`); wires all modules; largest test suite | +| `protocol` | Protobuf / gRPC definitions | +| `chainbase` | Blockchain storage abstraction (LevelDB / RocksDB); snapshot & rollback | +| `consensus` | Pluggable DPoS consensus engine | +| `actuator` | Transaction execution; one Actuator class per transaction type | +| `crypto` | Cryptographic primitives (depends only on `common`) | +| `common` | Shared utilities | +| `plugins` | Standalone tools (e.g. `Toolkit.jar`) | + +**Module dependency direction is one-way — do not introduce reverse dependencies:** + +```text +framework → chainbase → common → protocol +actuator → chainbase +consensus → chainbase / common (only via ConsensusDelegate; never call Manager directly) +crypto → common +``` + +## Hard Constraints + +**Cross-JVM determinism** (consensus, state transition, block ordering): +- Never use `float` / `double`. +- Never depend on `HashMap` iteration order for a business decision. +- Use the DPoS slot time for produced-block timestamps, not `System.currentTimeMillis()`. + +**DB / Store:** +- All writes must happen inside a `Session` / `Dialog` — no bare `put()`. +- A new store must extend `TronStoreWithRevoking` and register with the `RevokingDatabase`. +- Multi-store updates must roll back fully on exception. + +**Actuator:** +- Register new actuators in `ActuatorFactory`. +- Charge fees before `execute()`. +- `validate()` must not mutate state. + +**Protobuf:** +- Fields may only be added — never removed or renumbered. +- Message field numbers start at `1`; the first enum value must be `0`. + +**API / Threads:** +- New HTTP servlets must go through `HttpApiAccessFilter` and use `Wallet` (never inject `Manager` directly). +- New gRPC methods must join the `LiteFnQueryGrpcInterceptor` chain. +- No bare `new Thread()` — use a named Executor, shut down via `shutdown()` → `awaitTermination()` → `shutdownNow()`. + +## Authoritative Documentation + +- **Build / run / node operation:** [README](./README.md) +- **Configuration:** [`docs/configuration.md`](./docs/configuration.md), [`docs/configuration-conventions.md`](./docs/configuration-conventions.md) +- **Protobuf protocol:** [`docs/protobuf-protocol-document.md`](./docs/protobuf-protocol-document.md) is the maintained reference (the copies under `protocol/src/main/protos/` are outdated). +- **Extending / deployment:** the [`docs/`](./docs) directory (customized actuator, modular deployment). +- **Contributing:** [CONTRIBUTING.md](./CONTRIBUTING.md) (workflow, coding style, commit/PR conventions). +- **Security policy:** [SECURITY.md](./SECURITY.md) (supported versions, vulnerability disclosure). + +## Commit Convention + +`type(scope): description` (Conventional Commits), 10–72 chars, no trailing period. + +- **type:** `feat` `fix` `refactor` `docs` `style` `test` `chore` `ci` `perf` `build` `revert` +- **scope:** `framework` `chainbase` `actuator` `consensus` `common` `crypto` `plugins` `protocol` `net` `db` `vm` `tvm` `api` `jsonrpc` `rpc` `http` `event` `config` `block` `proposal` `trie` `log` `metrics` `test` `docker` `version` +- **PR title:** same `type(scope): description` convention; fill in `.github/PULL_REQUEST_TEMPLATE.md`. From 19bd633ee7b2ddab2e9323800e910a1d4db70bdb Mon Sep 17 00:00:00 2001 From: GrapeS Date: Fri, 3 Jul 2026 16:26:15 +0800 Subject: [PATCH 3/5] docs(readme): add Documentation section linking guides and protocol doc --- README.md | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/README.md b/README.md index be84b44150b..ea137818235 100644 --- a/README.md +++ b/README.md @@ -20,6 +20,7 @@ - [Building the Source Code](#building-the-source-code) - [Executables](#executables) - [Running java-tron](#running-java-tron) +- [Documentation](#documentation) - [Community](#community) - [Contribution](#contribution) - [Resources](#resources) @@ -188,6 +189,21 @@ When exposing any of these APIs to a public interface, ensure the node is protec Public hosted HTTP endpoints for both mainnet and testnet are provided by TronGrid. Please refer to the [TRON Network HTTP Endpoints](https://developers.tron.network/docs/connect-to-the-tron-network#tron-network-http-endpoints) for the latest list. For supported methods and request formats, see the HTTP API reference above. +# Documentation + +More detailed guides live in the [`docs/`](./docs) directory: + +- **Configuration** + - [Configuration Reference](./docs/configuration.md) — full `config.conf` option reference + - [Configuration Conventions](./docs/configuration-conventions.md) +- **Modular architecture & deployment** + - [Modular Introduction](./docs/modular-introduction-en.md) · [中文](./docs/modular-introduction-zh.md) + - [Modular Deployment](./docs/modular-deployment-en.md) · [中文](./docs/modular-deployment-zh.md) +- **Extending java-tron** + - [Implement a Customized Actuator](./docs/implement-a-customized-actuator-en.md) · [中文](./docs/implement-a-customized-actuator-zh.md) +- **Protocol** + - [TRON Protobuf Protocol Document](./docs/protobuf-protocol-document.md) — the maintained, authoritative Protobuf protocol reference + # Community [TRON Developers & SRs](https://discord.gg/hqKvyAM) is TRON's official Discord channel. Feel free to join this channel if you have any questions. From 0c4bec02a6409cd5a09cfb183165ca889da9cd16 Mon Sep 17 00:00:00 2001 From: GrapeS Date: Fri, 3 Jul 2026 16:26:15 +0800 Subject: [PATCH 4/5] docs: mark outdated protobuf protocol copies as superseded --- .../main/protos/Chinese version of TRON Protocol document.md | 2 ++ .../main/protos/English version of TRON Protocol document.md | 2 ++ 2 files changed, 4 insertions(+) diff --git a/protocol/src/main/protos/Chinese version of TRON Protocol document.md b/protocol/src/main/protos/Chinese version of TRON Protocol document.md index f393447e42e..a2c6f6bddb1 100644 --- a/protocol/src/main/protos/Chinese version of TRON Protocol document.md +++ b/protocol/src/main/protos/Chinese version of TRON Protocol document.md @@ -1,3 +1,5 @@ +> ⚠️ **本副本已过时（最后更新于 2022 年）。** 维护中的权威协议文档是 [`docs/protobuf-protocol-document.md`](../../../../docs/protobuf-protocol-document.md)，请以该文件为准；此副本仅作历史参考保留。 + # TRON protobuf protocol ## TRON使用Google protobuf协议，协议内容涉及到账户，区块，传输多个层面。 diff --git a/protocol/src/main/protos/English version of TRON Protocol document.md b/protocol/src/main/protos/English version of TRON Protocol document.md index 7d23f5c1f49..8d176492859 100644 --- a/protocol/src/main/protos/English version of TRON Protocol document.md +++ b/protocol/src/main/protos/English version of TRON Protocol document.md @@ -1,4 +1,6 @@ +> ⚠️ **This copy is outdated (last updated 2022).** The maintained, authoritative protocol document is [`docs/protobuf-protocol-document.md`](../../../../docs/protobuf-protocol-document.md) — please refer to that file. This copy is kept only for historical reference. + # Protobuf protocol ## The protocol of TRON is defined by Google Protobuf and contains a range of layers, from account, block to transfer. From f339051b75d539468a78e906d3b7283d2c359afc Mon Sep 17 00:00:00 2001 From: GrapeS Date: Fri, 3 Jul 2026 16:26:15 +0800 Subject: [PATCH 5/5] docs(config): add super-representative private-key security notes --- docs/configuration.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/docs/configuration.md b/docs/configuration.md index 28b53b1970c..b6356f1d676 100644 --- a/docs/configuration.md +++ b/docs/configuration.md @@ -161,6 +161,10 @@ localwitness = [ # localWitnessAccountAddress = "T..." ``` +> **Security — protect the block-producing key.** A Super Representative's key can produce blocks and control the account's funds. Prefer the encrypted `localwitnesskeystore` over a plaintext `localwitness` key, and: +> - Restrict the key/keystore file so other users on the host cannot read it: `chmod 600 `. +> - **Never commit a config file that contains a real private key to Git** — it stays in the history permanently. Add such files to `.gitignore` and keep the key file **outside** the repository directory. + ### JSON-RPC (Ethereum-compatible, `node.jsonrpc`) ```hocon