mirror of
https://github.com/fluencelabs/tendermint
synced 2025-04-25 14:52:17 +00:00
d741c7b478
* limit number of /subscribe clients and queries per client Add the following config variables (under [rpc] section): * max_subscription_clients * max_subscriptions_per_client * timeout_broadcast_tx_commit Fixes #2826 new HTTPClient interface for subscriptions finalize HTTPClient events interface remove EventSubscriber fix data race ``` WARNING: DATA RACE Read at 0x00c000a36060 by goroutine 129: github.com/tendermint/tendermint/rpc/client.(*Local).Subscribe.func1() /go/src/github.com/tendermint/tendermint/rpc/client/localclient.go:168 +0x1f0 Previous write at 0x00c000a36060 by goroutine 132: github.com/tendermint/tendermint/rpc/client.(*Local).Subscribe() /go/src/github.com/tendermint/tendermint/rpc/client/localclient.go:191 +0x4e0 github.com/tendermint/tendermint/rpc/client.WaitForOneEvent() /go/src/github.com/tendermint/tendermint/rpc/client/helpers.go:64 +0x178 github.com/tendermint/tendermint/rpc/client_test.TestTxEventsSentWithBroadcastTxSync.func1() /go/src/github.com/tendermint/tendermint/rpc/client/event_test.go:139 +0x298 testing.tRunner() /usr/local/go/src/testing/testing.go:827 +0x162 Goroutine 129 (running) created at: github.com/tendermint/tendermint/rpc/client.(*Local).Subscribe() /go/src/github.com/tendermint/tendermint/rpc/client/localclient.go:164 +0x4b7 github.com/tendermint/tendermint/rpc/client.WaitForOneEvent() /go/src/github.com/tendermint/tendermint/rpc/client/helpers.go:64 +0x178 github.com/tendermint/tendermint/rpc/client_test.TestTxEventsSentWithBroadcastTxSync.func1() /go/src/github.com/tendermint/tendermint/rpc/client/event_test.go:139 +0x298 testing.tRunner() /usr/local/go/src/testing/testing.go:827 +0x162 Goroutine 132 (running) created at: testing.(*T).Run() /usr/local/go/src/testing/testing.go:878 +0x659 github.com/tendermint/tendermint/rpc/client_test.TestTxEventsSentWithBroadcastTxSync() /go/src/github.com/tendermint/tendermint/rpc/client/event_test.go:119 +0x186 testing.tRunner() /usr/local/go/src/testing/testing.go:827 +0x162 ================== ``` lite client works (tested manually) godoc comments httpclient: do not close the out channel use TimeoutBroadcastTxCommit no timeout for unsubscribe but 1s Local (5s HTTP) timeout for resubscribe format code change Subscribe#out cap to 1 and replace config vars with RPCConfig TimeoutBroadcastTxCommit can't be greater than rpcserver.WriteTimeout rpc: Context as first parameter to all functions reformat code fixes after my own review fixes after Ethan's review add test stubs fix config.toml * fixes after manual testing - rpc: do not recommend to use BroadcastTxCommit because it's slow and wastes Tendermint resources (pubsub) - rpc: better error in Subscribe and BroadcastTxCommit - HTTPClient: do not resubscribe if err = ErrAlreadySubscribed * fixes after Ismail's review * Update rpc/grpc/grpc_test.go Co-Authored-By: melekes <anton.kalyaev@gmail.com>
339 lines
9.0 KiB
Go
339 lines
9.0 KiB
Go
package core
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import (
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cm "github.com/tendermint/tendermint/consensus"
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ctypes "github.com/tendermint/tendermint/rpc/core/types"
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rpctypes "github.com/tendermint/tendermint/rpc/lib/types"
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sm "github.com/tendermint/tendermint/state"
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"github.com/tendermint/tendermint/types"
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)
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// Get the validator set at the given block height.
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// If no height is provided, it will fetch the current validator set.
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//
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// ```shell
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// curl 'localhost:26657/validators'
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// ```
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//
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// ```go
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// client := client.NewHTTP("tcp://0.0.0.0:26657", "/websocket")
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// err := client.Start()
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// if err != nil {
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// // handle error
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// }
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// defer client.Stop()
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// state, err := client.Validators()
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// ```
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//
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// The above command returns JSON structured like this:
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//
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// ```json
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// {
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// "error": "",
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// "result": {
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// "validators": [
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// {
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// "proposer_priority": "0",
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// "voting_power": "10",
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// "pub_key": {
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// "data": "68DFDA7E50F82946E7E8546BED37944A422CD1B831E70DF66BA3B8430593944D",
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// "type": "ed25519"
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// },
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// "address": "E89A51D60F68385E09E716D353373B11F8FACD62"
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// }
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// ],
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// "block_height": "5241"
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// },
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// "id": "",
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// "jsonrpc": "2.0"
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// }
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// ```
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func Validators(ctx *rpctypes.Context, heightPtr *int64) (*ctypes.ResultValidators, error) {
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// The latest validator that we know is the
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// NextValidator of the last block.
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height := consensusState.GetState().LastBlockHeight + 1
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height, err := getHeight(height, heightPtr)
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if err != nil {
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return nil, err
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}
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validators, err := sm.LoadValidators(stateDB, height)
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if err != nil {
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return nil, err
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}
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return &ctypes.ResultValidators{
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BlockHeight: height,
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Validators: validators.Validators}, nil
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}
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// DumpConsensusState dumps consensus state.
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// UNSTABLE
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//
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// ```shell
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// curl 'localhost:26657/dump_consensus_state'
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// ```
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//
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// ```go
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// client := client.NewHTTP("tcp://0.0.0.0:26657", "/websocket")
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// err := client.Start()
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// if err != nil {
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// // handle error
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// }
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// defer client.Stop()
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// state, err := client.DumpConsensusState()
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// ```
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//
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// The above command returns JSON structured like this:
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//
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// ```json
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// {
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// "jsonrpc": "2.0",
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// "id": "",
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// "result": {
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// "round_state": {
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// "height": "7185",
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// "round": "0",
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// "step": "1",
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// "start_time": "2018-05-12T13:57:28.440293621-07:00",
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// "commit_time": "2018-05-12T13:57:27.440293621-07:00",
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// "validators": {
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// "validators": [
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// {
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// "address": "B5B3D40BE53982AD294EF99FF5A34C0C3E5A3244",
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// "pub_key": {
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// "type": "tendermint/PubKeyEd25519",
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// "value": "SBctdhRBcXtBgdI/8a/alTsUhGXqGs9k5ylV1u5iKHg="
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// },
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// "voting_power": "10",
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// "proposer_priority": "0"
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// }
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// ],
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// "proposer": {
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// "address": "B5B3D40BE53982AD294EF99FF5A34C0C3E5A3244",
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// "pub_key": {
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// "type": "tendermint/PubKeyEd25519",
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// "value": "SBctdhRBcXtBgdI/8a/alTsUhGXqGs9k5ylV1u5iKHg="
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// },
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// "voting_power": "10",
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// "proposer_priority": "0"
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// }
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// },
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// "proposal": null,
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// "proposal_block": null,
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// "proposal_block_parts": null,
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// "locked_round": "0",
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// "locked_block": null,
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// "locked_block_parts": null,
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// "valid_round": "0",
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// "valid_block": null,
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// "valid_block_parts": null,
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// "votes": [
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// {
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// "round": "0",
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// "prevotes": "_",
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// "precommits": "_"
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// }
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// ],
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// "commit_round": "-1",
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// "last_commit": {
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// "votes": [
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// "Vote{0:B5B3D40BE539 7184/00/2(Precommit) 14F946FA7EF0 /702B1B1A602A.../ @ 2018-05-12T20:57:27.342Z}"
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// ],
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// "votes_bit_array": "x",
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// "peer_maj_23s": {}
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// },
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// "last_validators": {
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// "validators": [
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// {
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// "address": "B5B3D40BE53982AD294EF99FF5A34C0C3E5A3244",
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// "pub_key": {
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// "type": "tendermint/PubKeyEd25519",
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// "value": "SBctdhRBcXtBgdI/8a/alTsUhGXqGs9k5ylV1u5iKHg="
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// },
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// "voting_power": "10",
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// "proposer_priority": "0"
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// }
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// ],
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// "proposer": {
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// "address": "B5B3D40BE53982AD294EF99FF5A34C0C3E5A3244",
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// "pub_key": {
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// "type": "tendermint/PubKeyEd25519",
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// "value": "SBctdhRBcXtBgdI/8a/alTsUhGXqGs9k5ylV1u5iKHg="
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// },
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// "voting_power": "10",
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// "proposer_priority": "0"
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// }
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// }
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// },
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// "peers": [
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// {
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// "node_address": "30ad1854af22506383c3f0e57fb3c7f90984c5e8@172.16.63.221:26656",
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// "peer_state": {
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// "round_state": {
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// "height": "7185",
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// "round": "0",
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// "step": "1",
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// "start_time": "2018-05-12T13:57:27.438039872-07:00",
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// "proposal": false,
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// "proposal_block_parts_header": {
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// "total": "0",
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// "hash": ""
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// },
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// "proposal_block_parts": null,
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// "proposal_pol_round": "-1",
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// "proposal_pol": "_",
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// "prevotes": "_",
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// "precommits": "_",
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// "last_commit_round": "0",
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// "last_commit": "x",
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// "catchup_commit_round": "-1",
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// "catchup_commit": "_"
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// },
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// "stats": {
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// "last_vote_height": "7184",
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// "votes": "255",
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// "last_block_part_height": "7184",
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// "block_parts": "255"
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// }
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// }
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// }
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// ]
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// }
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// }
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// ```
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func DumpConsensusState(ctx *rpctypes.Context) (*ctypes.ResultDumpConsensusState, error) {
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// Get Peer consensus states.
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peers := p2pPeers.Peers().List()
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peerStates := make([]ctypes.PeerStateInfo, len(peers))
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for i, peer := range peers {
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peerState, ok := peer.Get(types.PeerStateKey).(*cm.PeerState)
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if !ok { // peer does not have a state yet
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continue
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}
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peerStateJSON, err := peerState.ToJSON()
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if err != nil {
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return nil, err
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}
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peerStates[i] = ctypes.PeerStateInfo{
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// Peer basic info.
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NodeAddress: peer.NodeInfo().NetAddress().String(),
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// Peer consensus state.
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PeerState: peerStateJSON,
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}
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}
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// Get self round state.
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roundState, err := consensusState.GetRoundStateJSON()
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if err != nil {
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return nil, err
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}
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return &ctypes.ResultDumpConsensusState{
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RoundState: roundState,
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Peers: peerStates}, nil
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}
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// ConsensusState returns a concise summary of the consensus state.
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// UNSTABLE
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//
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// ```shell
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// curl 'localhost:26657/consensus_state'
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// ```
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//
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// ```go
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// client := client.NewHTTP("tcp://0.0.0.0:26657", "/websocket")
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// err := client.Start()
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// if err != nil {
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// // handle error
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// }
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// defer client.Stop()
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// state, err := client.ConsensusState()
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// ```
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//
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// The above command returns JSON structured like this:
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//
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// ```json
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//{
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// "jsonrpc": "2.0",
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// "id": "",
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// "result": {
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// "round_state": {
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// "height/round/step": "9336/0/1",
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// "start_time": "2018-05-14T10:25:45.72595357-04:00",
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// "proposal_block_hash": "",
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// "locked_block_hash": "",
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// "valid_block_hash": "",
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// "height_vote_set": [
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// {
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// "round": "0",
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// "prevotes": [
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// "nil-Vote"
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// ],
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// "prevotes_bit_array": "BA{1:_} 0/10 = 0.00",
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// "precommits": [
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// "nil-Vote"
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// ],
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// "precommits_bit_array": "BA{1:_} 0/10 = 0.00"
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// }
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// ]
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// }
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// }
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//}
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//```
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func ConsensusState(ctx *rpctypes.Context) (*ctypes.ResultConsensusState, error) {
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// Get self round state.
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bz, err := consensusState.GetRoundStateSimpleJSON()
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return &ctypes.ResultConsensusState{RoundState: bz}, err
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}
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// Get the consensus parameters at the given block height.
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// If no height is provided, it will fetch the current consensus params.
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//
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// ```shell
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// curl 'localhost:26657/consensus_params'
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// ```
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//
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// ```go
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// client := client.NewHTTP("tcp://0.0.0.0:26657", "/websocket")
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// err := client.Start()
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// if err != nil {
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// // handle error
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// }
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// defer client.Stop()
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// state, err := client.ConsensusParams()
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// ```
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//
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// The above command returns JSON structured like this:
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//
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// ```json
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// {
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// "jsonrpc": "2.0",
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// "id": "",
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// "result": {
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// "block_height": "1",
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// "consensus_params": {
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// "block_size_params": {
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// "max_txs_bytes": "22020096",
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// "max_gas": "-1"
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// },
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// "evidence_params": {
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// "max_age": "100000"
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// }
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// }
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// }
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// }
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// ```
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func ConsensusParams(ctx *rpctypes.Context, heightPtr *int64) (*ctypes.ResultConsensusParams, error) {
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height := consensusState.GetState().LastBlockHeight + 1
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height, err := getHeight(height, heightPtr)
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if err != nil {
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return nil, err
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}
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consensusparams, err := sm.LoadConsensusParams(stateDB, height)
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if err != nil {
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return nil, err
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}
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return &ctypes.ResultConsensusParams{
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BlockHeight: height,
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ConsensusParams: consensusparams}, nil
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}
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