/
sample_data_helper.go
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/
sample_data_helper.go
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/*
Copyright IBM Corp. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
package tests
import (
"bytes"
"encoding/gob"
"fmt"
"testing"
"github.com/hyperledger/fabric/core/ledger"
protopeer "github.com/hyperledger/fabric/protos/peer"
"github.com/stretchr/testify/assert"
)
type submittedData map[string]*submittedLedgerData
type submittedLedgerData struct {
Blocks []*ledger.BlockAndPvtData
Txs []*txAndPvtdata
}
func (s submittedData) initForLedger(lgrid string) {
ld := s[lgrid]
if ld == nil {
ld = &submittedLedgerData{}
s[lgrid] = ld
}
}
func (s submittedData) recordSubmittedBlks(lgrid string, blk ...*ledger.BlockAndPvtData) {
s.initForLedger(lgrid)
s[lgrid].Blocks = append(s[lgrid].Blocks, blk...)
}
func (s submittedData) recordSubmittedTxs(lgrid string, tx ...*txAndPvtdata) {
s.initForLedger(lgrid)
s[lgrid].Txs = append(s[lgrid].Txs, tx...)
}
type sampleDataHelper struct {
submittedData submittedData
assert *assert.Assertions
t *testing.T
}
func newSampleDataHelper(t *testing.T) *sampleDataHelper {
return &sampleDataHelper{make(submittedData), assert.New(t), t}
}
func (d *sampleDataHelper) populateLedger(h *testhelper) {
lgrid := h.lgrid
// blk1 deploys 2 chaincodes
txdeploy1 := h.simulateDeployTx("cc1", nil)
txdeploy2 := h.simulateDeployTx("cc2", nil)
blk1 := h.cutBlockAndCommitWithPvtdata()
// blk2 contains 2 public data txs
txdata1 := h.simulateDataTx("txid1", func(s *simulator) {
s.setState("cc1", "key1", d.sampleVal("value01", lgrid))
s.setState("cc1", "key2", d.sampleVal("value02", lgrid))
})
txdata2 := h.simulateDataTx("txid2", func(s *simulator) {
s.setState("cc2", "key1", d.sampleVal("value03", lgrid))
s.setState("cc2", "key2", d.sampleVal("value04", lgrid))
})
blk2 := h.cutBlockAndCommitWithPvtdata()
// blk3 upgrades both chaincodes
txupgrade1 := h.simulateUpgradeTx("cc1", d.sampleCollConf1(lgrid, "cc1"))
txupgrade2 := h.simulateUpgradeTx("cc2", d.sampleCollConf1(lgrid, "cc2"))
blk3 := h.cutBlockAndCommitWithPvtdata()
// blk4 contains 2 data txs with private data
txdata3 := h.simulateDataTx("txid3", func(s *simulator) {
s.setPvtdata("cc1", "coll1", "key3", d.sampleVal("value05", lgrid))
s.setPvtdata("cc1", "coll1", "key4", d.sampleVal("value06", lgrid))
})
txdata4 := h.simulateDataTx("txid4", func(s *simulator) {
s.setPvtdata("cc2", "coll1", "key3", d.sampleVal("value07", lgrid))
s.setPvtdata("cc2", "coll1", "key4", d.sampleVal("value08", lgrid))
})
blk4 := h.cutBlockAndCommitWithPvtdata()
// blk5 upgrades both chaincodes
txupgrade3 := h.simulateUpgradeTx("cc1", d.sampleCollConf2(lgrid, "cc1"))
txupgrade4 := h.simulateDeployTx("cc2", d.sampleCollConf2(lgrid, "cc2"))
blk5 := h.cutBlockAndCommitWithPvtdata()
// blk6 contains 2 data txs with private data
txdata5 := h.simulateDataTx("txid5", func(s *simulator) {
s.setPvtdata("cc1", "coll2", "key3", d.sampleVal("value09", lgrid))
s.setPvtdata("cc1", "coll2", "key4", d.sampleVal("value10", lgrid))
})
txdata6 := h.simulateDataTx("txid6", func(s *simulator) {
s.setPvtdata("cc2", "coll2", "key3", d.sampleVal("value11", lgrid))
s.setPvtdata("cc2", "coll2", "key4", d.sampleVal("value12", lgrid))
})
blk6 := h.cutBlockAndCommitWithPvtdata()
// blk7 contains one data txs
txdata7 := h.simulateDataTx("txid7", func(s *simulator) {
s.setState("cc1", "key1", d.sampleVal("value13", lgrid))
s.DeleteState("cc1", "key2")
s.setPvtdata("cc1", "coll1", "key3", d.sampleVal("value14", lgrid))
s.DeletePrivateData("cc1", "coll1", "key4")
})
h.simulatedTrans = nil
// blk8 contains one data txs that should be marked as invalid because of mvcc conflict with tx in blk7
txdata8 := h.simulateDataTx("txid8", func(s *simulator) {
s.getState("cc1", "key1")
s.setState("cc1", "key1", d.sampleVal("value15", lgrid))
})
blk7 := h.committer.cutBlockAndCommitWithPvtdata(txdata7)
blk8 := h.cutBlockAndCommitWithPvtdata()
d.submittedData.recordSubmittedBlks(lgrid,
blk1, blk2, blk3, blk4, blk5, blk6, blk7, blk8)
d.submittedData.recordSubmittedTxs(lgrid,
txdeploy1, txdeploy2, txdata1, txdata2, txupgrade1, txupgrade2,
txdata3, txdata4, txupgrade3, txupgrade4, txdata5, txdata6, txdata7, txdata8)
}
func (d *sampleDataHelper) serilizeSubmittedData() []byte {
gob.Register(submittedData{})
b := bytes.Buffer{}
encoder := gob.NewEncoder(&b)
d.assert.NoError(encoder.Encode(d.submittedData))
by := b.Bytes()
d.t.Logf("Serialized submitted data to bytes of len [%d]", len(by))
return by
}
func (d *sampleDataHelper) loadSubmittedData(b []byte) {
gob.Register(submittedData{})
sd := make(submittedData)
buf := bytes.NewBuffer(b)
decoder := gob.NewDecoder(buf)
d.assert.NoError(decoder.Decode(&sd))
d.t.Logf("Deserialized submitted data from bytes of len [%d], submitted data = %#v", len(b), sd)
d.submittedData = sd
}
func (d *sampleDataHelper) verifyLedgerContent(h *testhelper) {
d.verifyState(h)
d.verifyConfigHistory(h)
d.verifyBlockAndPvtdata(h)
d.verifyGetTransactionByID(h)
// the submitted data could not be available if the test ledger is loaded from disk in a fresh run
// (e.g., a backup of a test lesger from a previous fabric version)
if len(d.submittedData) != 0 {
d.t.Log("Verifying using submitted data")
d.verifyBlockAndPvtdataUsingSubmittedData(h)
d.verifyGetTransactionByIDUsingSubmittedData(h)
} else {
d.t.Log("Skipping verifying using submitted data")
}
}
func (d *sampleDataHelper) verifyState(h *testhelper) {
lgrid := h.lgrid
h.verifyPubState("cc1", "key1", d.sampleVal("value13", lgrid))
h.verifyPubState("cc1", "key2", "")
h.verifyPvtState("cc1", "coll1", "key3", d.sampleVal("value14", lgrid))
h.verifyPvtState("cc1", "coll1", "key4", "")
h.verifyPvtState("cc1", "coll2", "key3", d.sampleVal("value09", lgrid))
h.verifyPvtState("cc1", "coll2", "key4", d.sampleVal("value10", lgrid))
h.verifyPubState("cc2", "key1", d.sampleVal("value03", lgrid))
h.verifyPubState("cc2", "key2", d.sampleVal("value04", lgrid))
h.verifyPvtState("cc2", "coll1", "key3", d.sampleVal("value07", lgrid))
h.verifyPvtState("cc2", "coll1", "key4", d.sampleVal("value08", lgrid))
h.verifyPvtState("cc2", "coll2", "key3", d.sampleVal("value11", lgrid))
h.verifyPvtState("cc2", "coll2", "key4", d.sampleVal("value12", lgrid))
}
func (d *sampleDataHelper) verifyConfigHistory(h *testhelper) {
lgrid := h.lgrid
h.verifyMostRecentCollectionConfigBelow(10, "cc1",
&expectedCollConfInfo{5, d.sampleCollConf2(lgrid, "cc1")})
h.verifyMostRecentCollectionConfigBelow(5, "cc1",
&expectedCollConfInfo{3, d.sampleCollConf1(lgrid, "cc1")})
h.verifyMostRecentCollectionConfigBelow(10, "cc2",
&expectedCollConfInfo{5, d.sampleCollConf2(lgrid, "cc2")})
h.verifyMostRecentCollectionConfigBelow(5, "cc2",
&expectedCollConfInfo{3, d.sampleCollConf1(lgrid, "cc2")})
}
func (d *sampleDataHelper) verifyBlockAndPvtdata(h *testhelper) {
lgrid := h.lgrid
h.verifyBlockAndPvtData(2, nil, func(r *retrievedBlockAndPvtdata) {
r.hasNumTx(2)
r.hasNoPvtdata()
})
h.verifyBlockAndPvtData(4, nil, func(r *retrievedBlockAndPvtdata) {
r.hasNumTx(2)
r.pvtdataShouldContain(0, "cc1", "coll1", "key3", d.sampleVal("value05", lgrid))
r.pvtdataShouldContain(1, "cc2", "coll1", "key3", d.sampleVal("value07", lgrid))
})
}
func (d *sampleDataHelper) verifyGetTransactionByID(h *testhelper) {
h.verifyTxValidationCode("txid7", protopeer.TxValidationCode_VALID)
h.verifyTxValidationCode("txid8", protopeer.TxValidationCode_MVCC_READ_CONFLICT)
}
func (d *sampleDataHelper) verifyBlockAndPvtdataUsingSubmittedData(h *testhelper) {
lgrid := h.lgrid
submittedData := d.submittedData[lgrid]
for _, submittedBlk := range submittedData.Blocks {
blkNum := submittedBlk.Block.Header.Number
if blkNum != 8 {
h.verifyBlockAndPvtDataSameAs(uint64(blkNum), submittedBlk)
} else {
h.verifyBlockAndPvtData(uint64(8), nil, func(r *retrievedBlockAndPvtdata) {
r.sameBlockHeaderAndData(submittedBlk.Block)
r.containsValidationCode(0, protopeer.TxValidationCode_MVCC_READ_CONFLICT)
})
}
}
}
func (d *sampleDataHelper) verifyGetTransactionByIDUsingSubmittedData(h *testhelper) {
lgrid := h.lgrid
for _, submittedTx := range d.submittedData[lgrid].Txs {
expectedValidationCode := protopeer.TxValidationCode_VALID
if submittedTx.Txid == "txid8" {
expectedValidationCode = protopeer.TxValidationCode_MVCC_READ_CONFLICT
}
h.verifyGetTransactionByID(submittedTx.Txid,
&protopeer.ProcessedTransaction{TransactionEnvelope: submittedTx.Envelope, ValidationCode: int32(expectedValidationCode)})
}
}
func (d *sampleDataHelper) sampleVal(val, ledgerid string) string {
return fmt.Sprintf("%s:%s", val, ledgerid)
}
func (d *sampleDataHelper) sampleCollConf1(ledgerid, ccName string) []*collConf {
return []*collConf{
{name: "coll1", members: []string{"org1", "org2"}},
{name: ledgerid, members: []string{"org1", "org2"}},
{name: ccName, members: []string{"org1", "org2"}},
}
}
func (d *sampleDataHelper) sampleCollConf2(ledgerid string, ccName string) []*collConf {
return []*collConf{
{name: "coll1", members: []string{"org1", "org2"}},
{name: "coll2", members: []string{"org1", "org2"}},
{name: ledgerid, members: []string{"org1", "org2"}},
{name: ccName, members: []string{"org1", "org2"}},
}
}