fix(lib/grandpa): check equivocatory votes count #2497
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A valid justification can't have more than two equivocatory votes per voter. Check the number of equivocatory votes per voter and throw an error if more than two. Fixes #2401
kishansagathiya
requested review from
noot,
edwardmack,
timwu20,
EclesioMeloJunior,
jimjbrettj and
qdm12
as code owners
kishansagathiya
commented
Apr 26, 2022
qdm12
approved these changes
Apr 26, 2022
| @@ -284,27 +284,32 @@ func (h *MessageHandler) verifyCatchUpResponseCompletability(prevote, precommit | |||
| return nil | |||
| } | |||
|
|
|||
| func getEquivocatoryVoters(votes []AuthData) map[ed25519.PublicKeyBytes]struct{} { | |||
| func getEquivocatoryVoters(votes []AuthData) (map[ed25519.PublicKeyBytes]struct{}, error) { | |||
There was a problem hiding this comment.
nit named return values would be nice
Suggested change
| func getEquivocatoryVoters(votes []AuthData) (map[ed25519.PublicKeyBytes]struct{}, error) { | |
| func getEquivocatoryVoters(votes []AuthData) (eqvVoters map[ed25519.PublicKeyBytes]struct{}, err error) { |
Codecov Report
@@ Coverage Diff @@
## development #2497 +/- ##
===============================================
+ Coverage 61.52% 61.58% +0.05%
===============================================
Files 215 216 +1
Lines 28267 28365 +98
===============================================
+ Hits 17392 17468 +76
- Misses 9103 9121 +18
- Partials 1772 1776 +4
Flags with carried forward coverage won't be shown. Click here to find out more.
Continue to review full report at Codecov.
|
Co-authored-by: Quentin McGaw <[email protected]>
Co-authored-by: Quentin McGaw <[email protected]>
timwu20
requested changes
May 3, 2022
…m:ChainSafe/gossamer into kishan/fix/equivocatory-vote-multiplicity
| eqvVoters := getEquivocatoryVoters(fm.AuthData) | ||
| eqvVoters, err := getEquivocatoryVoters(fm.AuthData) | ||
| if err != nil { | ||
| return fmt.Errorf("could not get valid equivocatory voters: %w", err) |
There was a problem hiding this comment.
I believe this wrapper is not needed as the getEquivocatoryVoters has enough wrapper
EclesioMeloJunior
approved these changes
May 3, 2022
timwu20
approved these changes
May 3, 2022
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Nov 23, 2022
# [0.7.0](v0.6.0...v0.7.0) (2022-11-23) ### Bug Fixes * **chain:** update ed25519 addresses in dev/gssmr genesis files ([#2225](#2225)) ([5f47d8b](5f47d8b)) * **ci:** caching of Go caches ([#2451](#2451)) ([ce3c10c](ce3c10c)) * **ci:** codecov.yml configuration ([#2698](#2698)) ([d4fc383](d4fc383)) * **ci:** comment skip code for required workflows ([#2312](#2312)) ([45dce9b](45dce9b)) * **ci:** copyright workflow to exit if different files ([#2487](#2487)) ([89c32ae](89c32ae)) * **ci:** deepsource toml configuration ([#2744](#2744)) ([86a70de](86a70de)) * **ci:** embed v0.9.20 runtime, update test suite, and ci workflows ([#2543](#2543)) ([0fff418](0fff418)), closes [#2419](#2419) [#2561](#2561) [#2572](#2572) [#2581](#2581) [#2671](#2671) * **ci:** fix staging Dockerfile ([#2474](#2474)) ([ae04b80](ae04b80)) * **ci:** mocks checking fixes ([#2274](#2274)) ([d1308e0](d1308e0)) * **ci:** run devnet module unit tests ([#2756](#2756)) ([f635c59](f635c59)) * **ci:** run golangci-lint on integration tests ([#2275](#2275)) ([3ae3401](3ae3401)) * **cmd:** allow --genesis flag to be passed to base command ([#2427](#2427)) ([7f5b5aa](7f5b5aa)) * **cmd:** avoid nil pointer dereference ([#2578](#2578)) ([f2cdfea](f2cdfea)) * **config:** temporary fix for pprof enabled setting precedence ([#2786](#2786)) ([d4d6262](d4d6262)) * **core:** fix txn pool for latest runtime ([#2809](#2809)) ([1551e66](1551e66)) * **deps:** upgrade chaindb to remove badger logs ([#2738](#2738)) ([e0c5706](e0c5706)) * **devnet:** Fix build workflow for devnet ([#2125](#2125)) ([0375fc2](0375fc2)) * **Dockerfile:** remove script entrypoint ([#2707](#2707)) ([abd161b](abd161b)) * **dot/core:** `RuntimeInstance` interface `Version` signature ([#2783](#2783)) ([7d66ec0](7d66ec0)) * **dot/core:** fix the race condition in TrieState ([#2499](#2499)) ([804069c](804069c)), closes [#2402](#2402) * **dot/digest:** BABE NextEpochData and NextConfigData should be set on finalization ([#2339](#2339)) ([e991cc8](e991cc8)) * **dot/digest:** verify if next epoch already contains some definition ([#2472](#2472)) ([a2ac6c2](a2ac6c2)) * **dot/netwok:** check for duplicate message earlier ([#2435](#2435)) ([d62503f](d62503f)) * **dot/network:** change BlockRequestMessage number from uint64 to uint32 ([8105cd4](8105cd4)) * **dot/network:** close notifications streams ([#2093](#2093)) ([de6e7c9](de6e7c9)), closes [#2046](#2046) * **dot/network:** fixing errMissingHandshakeMutex ([#2303](#2303)) ([eb07a53](eb07a53)) * **dot/network:** memory improvement for network buffers ([#2233](#2233)) ([fd9b70d](fd9b70d)) * **dot/network:** public IP address logging ([#2140](#2140)) ([9e21587](9e21587)) * **dot/network:** re-add nil mutex check for disconnected peer ([#2408](#2408)) ([9b39bd1](9b39bd1)) * **dot/network:** remove `defer cancel()` inside loop ([#2248](#2248)) ([9e360a5](9e360a5)) * **dot/network:** resize bytes slice buffer if needed ([#2291](#2291)) ([8db8b2a](8db8b2a)) * **dot/peerset:** fix sending on closed channel race condition when dropping peer ([#2573](#2573)) ([2fa5d8a](2fa5d8a)) * **dot/peerset:** remove race conditions from `peerset` package ([#2267](#2267)) ([df09d45](df09d45)) * **dot/rpc/modules:** grandpa.proveFinality update parameters, fix bug ([#2576](#2576)) ([e7749cf](e7749cf)) * **dot/rpc/modules:** rpc.state.queryStorage fixed ([#2565](#2565)) ([1ec0d47](1ec0d47)) * **dot/rpc:** include unsafe flags to be considered by RPC layer ([#2483](#2483)) ([3822257](3822257)) * **dot/state/epoch, lib/babe:** enable block production through epochs without rely on finalization ([#2593](#2593)) ([a0a1804](a0a1804)) * **dot/state:** actually prune finalized tries from memory ([#2196](#2196)) ([e4bc375](e4bc375)) * **dot/state:** change map of tries implementation to have working garbage collection ([#2206](#2206)) ([fada46b](fada46b)) * **dot/state:** inject mutex protected tries to states ([#2287](#2287)) ([67a9bbb](67a9bbb)) * **dot/subscription:** check websocket message from untrusted data ([#2527](#2527)) ([1f20d98](1f20d98)) * **dot/subscription:** unsafe type casting from untrusted input ([#2529](#2529)) ([1015733](1015733)) * **dot/sync, dot/rpc:** implement HighestBlock ([#2195](#2195)) ([f8d8657](f8d8657)) * **dot/sync:** cleanup logs; don't log case where we fail to get parent while processing ([#2188](#2188)) ([cb360ab](cb360ab)) * **dot/sync:** fix "block with unknown header is ready" error ([#2191](#2191)) ([483466f](483466f)) * **dot/sync:** fix `Test_lockQueue_threadSafety` ([#2605](#2605)) ([223cfbb](223cfbb)) * **dot/sync:** Fix flaky tests `Test_chainSync_logSyncSpeed` and `Test_chainSync_start` ([#2610](#2610)) ([7e1014b](7e1014b)) * **dot/sync:** Gossip `BlockAnnounceMessage` only after successfully imported ([#2885](#2885)) ([69031a6](69031a6)) * **dot/sync:** remove block announcement in `bootstrap` sync mode ([#2906](#2906)) ([2b4c257](2b4c257)) * **dot/sync:** remove max size limit from ascending block requests ([#2256](#2256)) ([e287d7e](e287d7e)) * **dot/sync:** sync benchmark ([#2234](#2234)) ([2f3aef8](2f3aef8)) * **dot/telemetry:** telemetry hashes to be in the hexadecimal format ([#2194](#2194)) ([9b48106](9b48106)) * **dot:** database close error checks ([#2948](#2948)) ([bdb0eea](bdb0eea)) * **dot:** no error logged for init check ([#2502](#2502)) ([2971325](2971325)) * ensure we convert the `uint` type ([#2626](#2626)) ([792e53f](792e53f)) * fix logger mutex locking in `.New` method ([#2114](#2114)) ([e7207ed](e7207ed)) * **internal/log:** log level `DoNotChange` ([#2672](#2672)) ([0008b59](0008b59)) * **levels-logged:** Fix log levels logging at start ([#2236](#2236)) ([a90a6e0](a90a6e0)) * **lib/babe:** check if authority index is in the `authorities` range ([#2601](#2601)) ([1072888](1072888)) * **lib/babe:** ensure the slot time is correct before build a block ([#2648](#2648)) ([78c03b6](78c03b6)) * **lib/babe:** epoch context error wrapping ([#2484](#2484)) ([c053dea](c053dea)) * **lib/babe:** Unrestricted Loop When Building Blocks (GSR-19) ([#2632](#2632)) ([139ad89](139ad89)) * **lib/blocktree:** reimplement `BestBlockHash` to take into account primary blocks in fork choice rule ([#2254](#2254)) ([1a368e2](1a368e2)) * **lib/grandpa:** avoid spamming round messages ([#2688](#2688)) ([b0042b8](b0042b8)) * **lib/grandpa:** capped number of tracked commit messages ([#2490](#2490)) ([47c23e6](47c23e6)) * **lib/grandpa:** capped number of tracked vote messages ([#2485](#2485)) ([d2ee47e](d2ee47e)), closes [#1531](#1531) * **lib/grandpa:** check equivocatory votes count ([#2497](#2497)) ([014629d](014629d)), closes [#2401](#2401) * **lib/grandpa:** Duplicate votes is GRANDPA are counted as equivocatory votes (GSR-11) ([#2624](#2624)) ([422e7b3](422e7b3)) * **lib/grandpa:** Storing Justification Allows Extra Bytes (GSR-13) ([#2618](#2618)) ([0fcde63](0fcde63)) * **lib/grandpa:** update grandpa protocol ID ([#2678](#2678)) ([3be75b2](3be75b2)) * **lib/grandpa:** various finality fixes, improves cross-client finality ([#2368](#2368)) ([c04d185](c04d185)) * **lib/grandpa:** verify equivocatory votes in grandpa justifications ([#2486](#2486)) ([368f8b6](368f8b6)) * **lib/runtime:** avoid caching version in runtime instance ([#2425](#2425)) ([7ab31f0](7ab31f0)) * **lib/runtime:** stub v0.9.17 host API functions ([#2420](#2420)) ([6a7b223](6a7b223)) * **lib/trie:** `handleDeletion` generation propagation ([24c303d](24c303d)) * **lib/trie:** `PopulateMerkleValues` functionality changes and fixes ([#2871](#2871)) ([7131290](7131290)) * **lib/trie:** Check for root in EncodeAndHash ([#2359](#2359)) ([087db89](087db89)) * **lib/trie:** Make sure writing and reading a trie to disk gives the same trie and cover more store/load child trie related test cases ([#2302](#2302)) ([7cd4118](7cd4118)) * **lib/trie:** prepare trie nodes for mutation only when needed ([#2834](#2834)) ([26868df](26868df)) * **lib/trie:** remove map deletion at `loadProof` ([#2259](#2259)) ([fbd13d2](fbd13d2)) * **lint:** fix issues found by golangcilint 1.47.3 ([#2715](#2715)) ([5765e67](5765e67)) * **mocks:** add missing `//go:generate` for mocks ([#2273](#2273)) ([f4f7465](f4f7465)) * **pprof:** pprofserver flag changed to boolean ([#2205](#2205)) ([be00a69](be00a69)) * **staging:** revise datadog-agent start process ([#2935](#2935)) ([36ce37d](36ce37d)) * **state/epoch:** assign epoch 1 when block number is 0 ([#2592](#2592)) ([e5c8cf5](e5c8cf5)) * **state/grandpa:** track changes across forks ([#2519](#2519)) ([3ab76bc](3ab76bc)) * **tests:** `TestAuthorModule_HasSessionKeys_Integration` ([#2932](#2932)) ([8d809aa](8d809aa)) * **tests:** fix block body regex in `TestChainRPC` ([#2805](#2805)) ([b0680f8](b0680f8)) * **tests:** Fix RFC3339 regex for log unit tests ([9caea2a](9caea2a)) * **tests:** Fix wasmer flaky sorts ([#2643](#2643)) ([7eede9a](7eede9a)) * **tests:** handle node crash during waiting ([#2691](#2691)) ([843bd50](843bd50)) * **tests:** update block body regex in `TestChainRPC` ([#2674](#2674)) ([055e5c3](055e5c3)) * **trie:** decode inline child nodes ([#2369](#2369)) ([9efde47](9efde47)) * **trie:** descendants count for clear prefix ([#2606](#2606)) ([1826896](1826896)) * **trie:** disallow empty byte slice node values ([#2927](#2927)) ([d769d1c](d769d1c)) * **trie:** equality differentiate nil and empty storage values ([#2969](#2969)) ([72a08ec](72a08ec)) * **trie:** no in-memory caching of node encoding ([#2919](#2919)) ([856780b](856780b)) * **trie:** Panic when deleting nonexistent keys from trie (GSR-10) ([#2609](#2609)) ([7886318](7886318)) * **trie:** remove encoding buffers pool ([#2929](#2929)) ([f4074cc](f4074cc)) * **trie:** use cached Merkle values for root hash ([#2943](#2943)) ([ec2549a](ec2549a)) * **trie:** use direct Merkle value for database keys ([#2725](#2725)) ([1a3c3ae](1a3c3ae)) * upgrade auto-generated mocks ([#2910](#2910)) ([a2975a5](a2975a5)) * **wasmer:** error logs for signature verification ([#2752](#2752)) ([363c080](363c080)) * **wasmer:** fix flaky sort in `Test_ext_crypto_sr25519_public_keys_version_1` ([#2607](#2607)) ([c061b35](c061b35)) ### Features * **build:** add `github.com/breml/rootcerts` ([#2695](#2695)) ([c74a5b0](c74a5b0)) * **build:** binary built-in timezone data ([#2697](#2697)) ([fdd5bda](fdd5bda)) * **chain:** use always the raw genesis file ([#2775](#2775)) ([dd2fbc9](dd2fbc9)) * **ci:** update mockery from `2.10` to `2.14` ([#2642](#2642)) ([d2c42b8](d2c42b8)) * **cross-client:** create docker-compose.yml for local devnet ([#2282](#2282)) ([8abbd87](8abbd87)) * detect chain directory dynamically ([#2292](#2292)) ([85c466c](85c466c)) * **devnet:** add substrate docker images to dockerfile ([#2263](#2263)) ([b7b2a66](b7b2a66)) * **devnet:** continuous integration `gssmr` devnet on AWS ECS ([#2096](#2096)) ([d096d44](d096d44)) * **docker:** docker-compose.yml to run Gossamer, Prometheus and Grafana ([#2706](#2706)) ([c5dda51](c5dda51)) * **dot/network:** add mismatched genesis peer reporting ([#2265](#2265)) ([a1d7269](a1d7269)) * **dot/state:** `gossamer_storage_tries_cached_total` gauge metric ([#2272](#2272)) ([625cbcf](625cbcf)) * **e2e:** build Gossamer on any test run ([#2608](#2608)) ([f97e0ef](f97e0ef)) * **go:** upgrade Go from 1.17 to 1.18 ([#2379](#2379)) ([d85a1db](d85a1db)) * include nested varying data type on neighbor messages ([#2722](#2722)) ([426569a](426569a)) * **lib/babe:** implement secondary slot block production ([#2260](#2260)) ([fcb81a3](fcb81a3)) * **lib/runtime:** support Substrate WASM compression ([#2213](#2213)) ([fd60061](fd60061)) * **lib/trie:** atomic tracked merkle values ([#2876](#2876)) ([1c4174c](1c4174c)) * **lib/trie:** clear fields when node is dirty ([#2297](#2297)) ([1162828](1162828)) * **lib/trie:** only copy nodes when mutation is certain ([#2352](#2352)) ([86624cf](86624cf)) * **lib/trie:** opportunistic parallel hashing ([#2081](#2081)) ([790dfb5](790dfb5)) * **metrics:** replace metrics port with address (breaking change) ([#2382](#2382)) ([d2ec68d](d2ec68d)) * **pkg/scale:** add `Encoder` with `Encode` method ([#2741](#2741)) ([af5c63f](af5c63f)) * **pkg/scale:** add use of pkg/error Wrap for error handling ([#2708](#2708)) ([08c4281](08c4281)) * **pkg/scale:** encoding and decoding of maps in scale ([#2894](#2894)) ([405db51](405db51)), closes [#2796](#2796) * **pkg/scale:** support for custom `VaryingDataType` types ([#2612](#2612)) ([914a747](914a747)) * remove uneeded runtime prefix logs ([#2110](#2110)) ([8bd05d1](8bd05d1)) * remove unused code ([#2677](#2677)) ([b3698d7](b3698d7)) * **scale:** add range checks to decodeUint function ([#2683](#2683)) ([ac700f8](ac700f8)) * **trie:** decode all inlined node variants ([#2611](#2611)) ([b09eb07](b09eb07)) * **trie:** export `LoadFromProof` ([#2455](#2455)) ([0b4f33d](0b4f33d)) * **trie:** faster header decoding ([#2649](#2649)) ([d9460e3](d9460e3)) * **trie:** finer deep copy of nodes ([#2384](#2384)) ([bd6d8e4](bd6d8e4)) * **trie:** tracking of number of descendant nodes for each node ([#2378](#2378)) ([dfcdd3c](dfcdd3c)) * **trie:** use scale encoder ([#2930](#2930)) ([e3dc108](e3dc108)) * **wasmer/crypto:** move sig verifier to crypto pkg ([#2057](#2057)) ([dc8bbef](dc8bbef)) * **wasmer:** Add `SetTestVersion` method to `Config` struct ([#2823](#2823)) ([e5c9336](e5c9336)) * **wasmer:** get and cache state version in instance context ([#2747](#2747)) ([3fd63db](3fd63db))
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Changes
A valid justification can't have more than two equivocatory votes per
voter. Check the number of equivocatory votes per voter and throw an
error if more than two.
Tests
lib/grandpatests should be enoughIssues
Fixes #2401
Primary Reviewer
@timwu20