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115 lines
3.0 KiB
115 lines
3.0 KiB
package state
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import (
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"bytes"
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"encoding/base64"
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"sort"
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. "github.com/tendermint/tendermint/account"
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. "github.com/tendermint/tendermint/binary"
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. "github.com/tendermint/tendermint/block"
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. "github.com/tendermint/tendermint/common"
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db_ "github.com/tendermint/tendermint/db"
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"io/ioutil"
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"os"
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"time"
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)
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func Tempfile(prefix string) (*os.File, string) {
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file, err := ioutil.TempFile("", prefix)
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if err != nil {
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panic(err)
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}
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return file, file.Name()
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}
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func RandAccount(randBalance bool, minBalance uint64) (*Account, *PrivAccount) {
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privAccount := GenPrivAccount()
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account := &Account{
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Address: privAccount.PubKey.Address(),
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PubKey: privAccount.PubKey,
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Sequence: RandUint(),
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Balance: minBalance,
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}
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if randBalance {
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account.Balance += uint64(RandUint32())
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}
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return account, privAccount
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}
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func RandValidator(randBonded bool, minBonded uint64) (*ValidatorInfo, *PrivValidator) {
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privVal := GenPrivValidator()
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_, privVal.filename = Tempfile("priv_validator_")
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bonded := minBonded
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if randBonded {
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bonded += uint64(RandUint32())
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}
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valInfo := &ValidatorInfo{
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Address: privVal.Address,
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PubKey: privVal.PubKey,
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UnbondTo: []*TxOutput{&TxOutput{
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Amount: bonded,
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Address: privVal.Address,
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}},
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FirstBondHeight: 0,
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FirstBondAmount: bonded,
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}
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return valInfo, privVal
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}
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func RandGenesisState(numAccounts int, randBalance bool, minBalance uint64, numValidators int, randBonded bool, minBonded uint64) (*State, []*PrivAccount, []*PrivValidator) {
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db := db_.NewMemDB()
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accounts := make([]GenesisAccount, numAccounts)
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privAccounts := make([]*PrivAccount, numAccounts)
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for i := 0; i < numAccounts; i++ {
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account, privAccount := RandAccount(randBalance, minBalance)
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accounts[i] = GenesisAccount{
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Address: base64.StdEncoding.EncodeToString(account.Address),
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Amount: account.Balance,
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}
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privAccounts[i] = privAccount
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}
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validators := make([]GenesisValidator, numValidators)
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privValidators := make([]*PrivValidator, numValidators)
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for i := 0; i < numValidators; i++ {
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valInfo, privVal := RandValidator(randBonded, minBonded)
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validators[i] = GenesisValidator{
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PubKey: base64.StdEncoding.EncodeToString(BinaryBytes(valInfo.PubKey)),
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Amount: valInfo.FirstBondAmount,
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UnbondTo: []GenesisAccount{
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{
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Address: base64.StdEncoding.EncodeToString(valInfo.PubKey.Address()),
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Amount: valInfo.FirstBondAmount,
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},
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},
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}
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privValidators[i] = privVal
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}
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sort.Sort(PrivValidatorsByAddress(privValidators))
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s0 := MakeGenesisState(db, &GenesisDoc{
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GenesisTime: time.Now(),
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Accounts: accounts,
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Validators: validators,
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})
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s0.Save()
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return s0, privAccounts, privValidators
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}
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//-------------------------------------
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type PrivValidatorsByAddress []*PrivValidator
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func (pvs PrivValidatorsByAddress) Len() int {
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return len(pvs)
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}
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func (pvs PrivValidatorsByAddress) Less(i, j int) bool {
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return bytes.Compare(pvs[i].Address, pvs[j].Address) == -1
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}
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func (pvs PrivValidatorsByAddress) Swap(i, j int) {
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it := pvs[i]
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pvs[i] = pvs[j]
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pvs[j] = it
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}
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