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replay test data

pull/296/head
Ethan Buchman 8 years ago
parent
7a424e6b12
commit
7dcb567e53
5 changed files with 149 additions and 95 deletions
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  1. +96
    -94
      consensus/replay_test.go
  2. +1
    -1
      consensus/state.go
  3. +36
    -0
      consensus/test_data/README.md
  4. +8
    -0
      consensus/test_data/empty_block.cswal
  5. +8
    -0
      consensus/test_data/small_block.cswal

+ 96
- 94
consensus/replay_test.go View File

@ -4,6 +4,7 @@ import (
"fmt"
"io/ioutil"
"os"
"path"
"strings"
"testing"
"time"
@ -13,54 +14,16 @@ import (
"github.com/tendermint/tendermint/types"
)
/*
The easiest way to generate this data is to copy ~/.tendermint_test/somedir/* to ~/.tendermint
and to run a local node.
Be sure to set the db to "leveldb" to create a cswal file in ~/.tendermint/data/cswal.
var data_dir = "test_data" // TODO
If you need to change the signatures, you can use a script as follows:
The privBytes comes from config/tendermint_test/...
```
package main
import (
"encoding/hex"
"fmt"
"github.com/tendermint/go-crypto"
)
type testCase struct {
name string
log string //full cswal
stepMap map[int]int8 // map lines of log to privval step
}
func main() {
signBytes, err := hex.DecodeString("7B22636861696E5F6964223A2274656E6465726D696E745F74657374222C22766F7465223A7B22626C6F636B5F68617368223A2242453544373939433846353044354645383533364334333932464443384537423342313830373638222C22626C6F636B5F70617274735F686561646572223A506172745365747B543A31204236323237323535464632307D2C22686569676874223A312C22726F756E64223A302C2274797065223A327D7D")
if err != nil {
panic(err)
}
privBytes, err := hex.DecodeString("27F82582AEFAE7AB151CFB01C48BB6C1A0DA78F9BDDA979A9F70A84D074EB07D3B3069C422E19688B45CBFAE7BB009FC0FA1B1EA86593519318B7214853803C8")
if err != nil {
panic(err)
}
privKey := crypto.PrivKeyEd25519{}
copy(privKey[:], privBytes)
signature := privKey.Sign(signBytes)
signatureEd25519 := signature.(crypto.SignatureEd25519)
fmt.Printf("Signature Bytes: %X\n", signatureEd25519[:])
}
```
*/
var testLog = `{"time":"2016-04-03T11:23:54.387Z","msg":[3,{"duration":972835254,"height":1,"round":0,"step":1}]}
{"time":"2016-04-03T11:23:54.388Z","msg":[1,{"height":1,"round":0,"step":"RoundStepPropose"}]}
{"time":"2016-04-03T11:23:54.388Z","msg":[2,{"msg":[17,{"Proposal":{"height":1,"round":0,"block_parts_header":{"total":1,"hash":"3BA1E90CB868DA6B4FD7F3589826EC461E9EB4EF"},"pol_round":-1,"signature":"3A2ECD5023B21EC144EC16CFF1B992A4321317B83EEDD8969FDFEA6EB7BF4389F38DDA3E7BB109D63A07491C16277A197B241CF1F05F5E485C59882ECACD9E07"}}],"peer_key":""}]}
{"time":"2016-04-03T11:23:54.389Z","msg":[2,{"msg":[19,{"Height":1,"Round":0,"Part":{"index":0,"bytes":"0101010F74656E6465726D696E745F7465737401011441D59F4B718AC00000000000000114C4B01D3810579550997AC5641E759E20D99B51C10001000100","proof":{"aunts":[]}}}],"peer_key":""}]}
{"time":"2016-04-03T11:23:54.390Z","msg":[1,{"height":1,"round":0,"step":"RoundStepPrevote"}]}
{"time":"2016-04-03T11:23:54.390Z","msg":[2,{"msg":[20,{"ValidatorIndex":0,"Vote":{"height":1,"round":0,"type":1,"block_hash":"4291966B8A9DFBA00AEC7C700F2718E61DF4331D","block_parts_header":{"total":1,"hash":"3BA1E90CB868DA6B4FD7F3589826EC461E9EB4EF"},"signature":"47D2A75A4E2F15DB1F0D1B656AC0637AF9AADDFEB6A156874F6553C73895E5D5DC948DBAEF15E61276C5342D0E638DFCB77C971CD282096EA8735A564A90F008"}}],"peer_key":""}]}
{"time":"2016-04-03T11:23:54.392Z","msg":[1,{"height":1,"round":0,"step":"RoundStepPrecommit"}]}
{"time":"2016-04-03T11:23:54.392Z","msg":[2,{"msg":[20,{"ValidatorIndex":0,"Vote":{"height":1,"round":0,"type":2,"block_hash":"4291966B8A9DFBA00AEC7C700F2718E61DF4331D","block_parts_header":{"total":1,"hash":"3BA1E90CB868DA6B4FD7F3589826EC461E9EB4EF"},"signature":"39147DA595F08B73CF8C899967C8403B5872FD9042FFA4E239159E0B6C5D9665C9CA81D766EACA2AE658872F94C2FCD1E34BF51859CD5B274DA8512BACE4B50D"}}],"peer_key":""}]}
`
// map lines in the above wal to privVal step
var mapPrivValStep = map[int]int8{
// mapping for one validator and blocks with one part
var baseStepMap = map[int]int8{
0: 0,
1: 0,
2: 1,
@ -71,6 +34,32 @@ var mapPrivValStep = map[int]int8{
7: 3,
}
var testCases = []*testCase{
&testCase{
name: "empty_block",
stepMap: baseStepMap,
},
&testCase{
name: "small_block",
stepMap: baseStepMap,
},
}
// populate test logs by reading files
func init() {
for _, c := range testCases {
c.log = readWAL(path.Join(data_dir, c.name+".cswal"))
}
}
func readWAL(p string) string {
b, err := ioutil.ReadFile(p)
if err != nil {
panic(err)
}
return string(b)
}
func writeWAL(log string) string {
fmt.Println("writing", log)
// write the needed wal to file
@ -88,27 +77,29 @@ func writeWAL(log string) string {
return name
}
func waitForBlock(newBlockCh chan interface{}) {
func waitForBlock(newBlockCh chan interface{}, thisCase *testCase, i int) {
after := time.After(time.Second * 10)
select {
case <-newBlockCh:
case <-after:
panic("Timed out waiting for new block")
panic(Fmt("Timed out waiting for new block for case '%s' line %d", thisCase.name, i))
}
}
func runReplayTest(t *testing.T, cs *ConsensusState, fileName string, newBlockCh chan interface{}) {
func runReplayTest(t *testing.T, cs *ConsensusState, fileName string, newBlockCh chan interface{},
thisCase *testCase, i int) {
cs.config.Set("cswal", fileName)
cs.Start()
// Wait to make a new block.
// This is just a signal that we haven't halted; its not something contained in the WAL itself.
// Assuming the consensus state is running, replay of any WAL, including the empty one,
// should eventually be followed by a new block, or else something is wrong
waitForBlock(newBlockCh)
waitForBlock(newBlockCh, thisCase, i)
cs.Stop()
}
func setupReplayTest(nLines int, crashAfter bool) (*ConsensusState, chan interface{}, string, string) {
func setupReplayTest(thisCase *testCase, nLines int, crashAfter bool) (*ConsensusState, chan interface{}, string, string) {
fmt.Println("-------------------------------------")
log.Notice(Fmt("Starting replay test of %d lines of WAL (crash before write)", nLines))
@ -117,7 +108,7 @@ func setupReplayTest(nLines int, crashAfter bool) (*ConsensusState, chan interfa
lineStep -= 1
}
split := strings.Split(testLog, "\n")
split := strings.Split(thisCase.log, "\n")
lastMsg := split[nLines]
// we write those lines up to (not including) one with the signature
@ -127,7 +118,7 @@ func setupReplayTest(nLines int, crashAfter bool) (*ConsensusState, chan interfa
// set the last step according to when we crashed vs the wal
cs.privValidator.LastHeight = 1 // first block
cs.privValidator.LastStep = mapPrivValStep[lineStep]
cs.privValidator.LastStep = thisCase.stepMap[lineStep]
fmt.Println("LAST STEP", cs.privValidator.LastStep)
@ -141,10 +132,12 @@ func setupReplayTest(nLines int, crashAfter bool) (*ConsensusState, chan interfa
// as if the log was written after signing, before the crash
func TestReplayCrashAfterWrite(t *testing.T) {
split := strings.Split(testLog, "\n")
for i := 0; i < len(split)-1; i++ {
cs, newBlockCh, _, f := setupReplayTest(i+1, true)
runReplayTest(t, cs, f, newBlockCh)
for _, thisCase := range testCases {
split := strings.Split(thisCase.log, "\n")
for i := 0; i < len(split)-1; i++ {
cs, newBlockCh, _, f := setupReplayTest(thisCase, i+1, true)
runReplayTest(t, cs, f, newBlockCh, thisCase, i+1)
}
}
}
@ -153,50 +146,59 @@ func TestReplayCrashAfterWrite(t *testing.T) {
// This relies on privValidator.LastSignature being set
func TestReplayCrashBeforeWritePropose(t *testing.T) {
cs, newBlockCh, proposalMsg, f := setupReplayTest(2, false) // propose
// Set LastSig
var err error
var msg ConsensusLogMessage
wire.ReadJSON(&msg, []byte(proposalMsg), &err)
proposal := msg.Msg.(msgInfo).Msg.(*ProposalMessage)
if err != nil {
t.Fatalf("Error reading json data: %v", err)
}
cs.privValidator.LastSignBytes = types.SignBytes(cs.state.ChainID, proposal.Proposal)
cs.privValidator.LastSignature = proposal.Proposal.Signature
runReplayTest(t, cs, f, newBlockCh)
}
func TestReplayCrashBeforeWritePrevote(t *testing.T) {
cs, newBlockCh, voteMsg, f := setupReplayTest(5, false) // prevote
types.AddListenerForEvent(cs.evsw, "tester", types.EventStringCompleteProposal(), func(data types.TMEventData) {
for _, thisCase := range testCases {
lineNum := 2
cs, newBlockCh, proposalMsg, f := setupReplayTest(thisCase, lineNum, false) // propose
// Set LastSig
var err error
var msg ConsensusLogMessage
wire.ReadJSON(&msg, []byte(voteMsg), &err)
vote := msg.Msg.(msgInfo).Msg.(*VoteMessage)
wire.ReadJSON(&msg, []byte(proposalMsg), &err)
proposal := msg.Msg.(msgInfo).Msg.(*ProposalMessage)
if err != nil {
t.Fatalf("Error reading json data: %v", err)
}
cs.privValidator.LastSignBytes = types.SignBytes(cs.state.ChainID, vote.Vote)
cs.privValidator.LastSignature = vote.Vote.Signature
})
runReplayTest(t, cs, f, newBlockCh)
cs.privValidator.LastSignBytes = types.SignBytes(cs.state.ChainID, proposal.Proposal)
cs.privValidator.LastSignature = proposal.Proposal.Signature
runReplayTest(t, cs, f, newBlockCh, thisCase, lineNum)
}
}
func TestReplayCrashBeforeWritePrevote(t *testing.T) {
for _, thisCase := range testCases {
lineNum := 5
cs, newBlockCh, voteMsg, f := setupReplayTest(thisCase, lineNum, false) // prevote
types.AddListenerForEvent(cs.evsw, "tester", types.EventStringCompleteProposal(), func(data types.TMEventData) {
// Set LastSig
var err error
var msg ConsensusLogMessage
wire.ReadJSON(&msg, []byte(voteMsg), &err)
vote := msg.Msg.(msgInfo).Msg.(*VoteMessage)
if err != nil {
t.Fatalf("Error reading json data: %v", err)
}
cs.privValidator.LastSignBytes = types.SignBytes(cs.state.ChainID, vote.Vote)
cs.privValidator.LastSignature = vote.Vote.Signature
})
runReplayTest(t, cs, f, newBlockCh, thisCase, lineNum)
}
}
func TestReplayCrashBeforeWritePrecommit(t *testing.T) {
cs, newBlockCh, voteMsg, f := setupReplayTest(7, false) // precommit
types.AddListenerForEvent(cs.evsw, "tester", types.EventStringPolka(), func(data types.TMEventData) {
// Set LastSig
var err error
var msg ConsensusLogMessage
wire.ReadJSON(&msg, []byte(voteMsg), &err)
vote := msg.Msg.(msgInfo).Msg.(*VoteMessage)
if err != nil {
t.Fatalf("Error reading json data: %v", err)
}
cs.privValidator.LastSignBytes = types.SignBytes(cs.state.ChainID, vote.Vote)
cs.privValidator.LastSignature = vote.Vote.Signature
})
runReplayTest(t, cs, f, newBlockCh)
for _, thisCase := range testCases {
lineNum := 7
cs, newBlockCh, voteMsg, f := setupReplayTest(thisCase, lineNum, false) // precommit
types.AddListenerForEvent(cs.evsw, "tester", types.EventStringPolka(), func(data types.TMEventData) {
// Set LastSig
var err error
var msg ConsensusLogMessage
wire.ReadJSON(&msg, []byte(voteMsg), &err)
vote := msg.Msg.(msgInfo).Msg.(*VoteMessage)
if err != nil {
t.Fatalf("Error reading json data: %v", err)
}
cs.privValidator.LastSignBytes = types.SignBytes(cs.state.ChainID, vote.Vote)
cs.privValidator.LastSignature = vote.Vote.Signature
})
runReplayTest(t, cs, f, newBlockCh, thisCase, lineNum)
}
}

+ 1
- 1
consensus/state.go View File

@ -1498,7 +1498,7 @@ func (cs *ConsensusState) addVote(valIndex int, vote *types.Vote, peerKey string
}
// Height mismatch, bad peer?
log.Info("Vote ignored and not added", "voteHeight", vote.Height, "csHeight", cs.Height)
log.Info("Vote ignored and not added", "voteHeight", vote.Height, "csHeight", cs.Height, "err", err)
return
}


+ 36
- 0
consensus/test_data/README.md View File

@ -0,0 +1,36 @@
# Generating test data
The easiest way to generate this data is to copy `~/.tendermint_test/somedir/*` to `~/.tendermint`
and to run a local node.
Be sure to set the db to "leveldb" to create a cswal file in `~/.tendermint/data/cswal`.
If you need to change the signatures, you can use a script as follows:
The privBytes comes from `config/tendermint_test/...`:
```
package main
import (
"encoding/hex"
"fmt"
"github.com/tendermint/go-crypto"
)
func main() {
signBytes, err := hex.DecodeString("7B22636861696E5F6964223A2274656E6465726D696E745F74657374222C22766F7465223A7B22626C6F636B5F68617368223A2242453544373939433846353044354645383533364334333932464443384537423342313830373638222C22626C6F636B5F70617274735F686561646572223A506172745365747B543A31204236323237323535464632307D2C22686569676874223A312C22726F756E64223A302C2274797065223A327D7D")
if err != nil {
panic(err)
}
privBytes, err := hex.DecodeString("27F82582AEFAE7AB151CFB01C48BB6C1A0DA78F9BDDA979A9F70A84D074EB07D3B3069C422E19688B45CBFAE7BB009FC0FA1B1EA86593519318B7214853803C8")
if err != nil {
panic(err)
}
privKey := crypto.PrivKeyEd25519{}
copy(privKey[:], privBytes)
signature := privKey.Sign(signBytes)
signatureEd25519 := signature.(crypto.SignatureEd25519)
fmt.Printf("Signature Bytes: %X\n", signatureEd25519[:])
}
```

+ 8
- 0
consensus/test_data/empty_block.cswal View File

@ -0,0 +1,8 @@
{"time":"2016-04-03T11:23:54.387Z","msg":[3,{"duration":972835254,"height":1,"round":0,"step":1}]}
{"time":"2016-04-03T11:23:54.388Z","msg":[1,{"height":1,"round":0,"step":"RoundStepPropose"}]}
{"time":"2016-04-03T11:23:54.388Z","msg":[2,{"msg":[17,{"Proposal":{"height":1,"round":0,"block_parts_header":{"total":1,"hash":"3BA1E90CB868DA6B4FD7F3589826EC461E9EB4EF"},"pol_round":-1,"signature":"3A2ECD5023B21EC144EC16CFF1B992A4321317B83EEDD8969FDFEA6EB7BF4389F38DDA3E7BB109D63A07491C16277A197B241CF1F05F5E485C59882ECACD9E07"}}],"peer_key":""}]}
{"time":"2016-04-03T11:23:54.389Z","msg":[2,{"msg":[19,{"Height":1,"Round":0,"Part":{"index":0,"bytes":"0101010F74656E6465726D696E745F7465737401011441D59F4B718AC00000000000000114C4B01D3810579550997AC5641E759E20D99B51C10001000100","proof":{"aunts":[]}}}],"peer_key":""}]}
{"time":"2016-04-03T11:23:54.390Z","msg":[1,{"height":1,"round":0,"step":"RoundStepPrevote"}]}
{"time":"2016-04-03T11:23:54.390Z","msg":[2,{"msg":[20,{"ValidatorIndex":0,"Vote":{"height":1,"round":0,"type":1,"block_hash":"4291966B8A9DFBA00AEC7C700F2718E61DF4331D","block_parts_header":{"total":1,"hash":"3BA1E90CB868DA6B4FD7F3589826EC461E9EB4EF"},"signature":"47D2A75A4E2F15DB1F0D1B656AC0637AF9AADDFEB6A156874F6553C73895E5D5DC948DBAEF15E61276C5342D0E638DFCB77C971CD282096EA8735A564A90F008"}}],"peer_key":""}]}
{"time":"2016-04-03T11:23:54.392Z","msg":[1,{"height":1,"round":0,"step":"RoundStepPrecommit"}]}
{"time":"2016-04-03T11:23:54.392Z","msg":[2,{"msg":[20,{"ValidatorIndex":0,"Vote":{"height":1,"round":0,"type":2,"block_hash":"4291966B8A9DFBA00AEC7C700F2718E61DF4331D","block_parts_header":{"total":1,"hash":"3BA1E90CB868DA6B4FD7F3589826EC461E9EB4EF"},"signature":"39147DA595F08B73CF8C899967C8403B5872FD9042FFA4E239159E0B6C5D9665C9CA81D766EACA2AE658872F94C2FCD1E34BF51859CD5B274DA8512BACE4B50D"}}],"peer_key":""}]}

+ 8
- 0
consensus/test_data/small_block.cswal View File

@ -0,0 +1,8 @@
{"time":"2016-10-11T15:29:08.113Z","msg":[3,{"duration":0,"height":1,"round":0,"step":1}]}
{"time":"2016-10-11T15:29:08.115Z","msg":[1,{"height":1,"round":0,"step":"RoundStepPropose"}]}
{"time":"2016-10-11T15:29:08.115Z","msg":[2,{"msg":[17,{"Proposal":{"height":1,"round":0,"block_parts_header":{"total":1,"hash":"A2C0B5D384DFF2692FF679D00CEAE93A55DCDD1A"},"pol_round":-1,"signature":"116961B715FB54C09983209F7F3BFD95C7DA2E0D7AB9CFE9F0750F2402E2AEB715CFD55FB2C5DB88F485391D426A48705E0474AB94328463290D086D88BAD704"}}],"peer_key":""}]}
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