cosmos-sdk/x/auth/ante/sigverify_test.go

214 lines
7.2 KiB
Go

package ante_test
import (
"fmt"
"testing"
"github.com/stretchr/testify/require"
"github.com/tendermint/tendermint/crypto"
"github.com/tendermint/tendermint/crypto/ed25519"
"github.com/tendermint/tendermint/crypto/multisig"
"github.com/tendermint/tendermint/crypto/secp256k1"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/auth/ante"
"github.com/cosmos/cosmos-sdk/x/auth/types"
)
func TestSetPubKey(t *testing.T) {
// setup
app, ctx := createTestApp(true)
// keys and addresses
priv1, pub1, addr1 := types.KeyTestPubAddr()
priv2, pub2, addr2 := types.KeyTestPubAddr()
priv3, pub3, addr3 := types.KeyTestPubAddr()
addrs := []sdk.AccAddress{addr1, addr2, addr3}
pubs := []crypto.PubKey{pub1, pub2, pub3}
msgs := make([]sdk.Msg, len(addrs))
// set accounts and create msg for each address
for i, addr := range addrs {
acc := app.AccountKeeper.NewAccountWithAddress(ctx, addr)
require.NoError(t, acc.SetAccountNumber(uint64(i)))
app.AccountKeeper.SetAccount(ctx, acc)
msgs[i] = types.NewTestMsg(addr)
}
fee := types.NewTestStdFee()
privs, accNums, seqs := []crypto.PrivKey{priv1, priv2, priv3}, []uint64{0, 1, 2}, []uint64{0, 0, 0}
tx := types.NewTestTx(ctx, msgs, privs, accNums, seqs, fee)
spkd := ante.NewSetPubKeyDecorator(app.AccountKeeper)
antehandler := sdk.ChainAnteDecorators(spkd)
ctx, err := antehandler(ctx, tx, false)
require.Nil(t, err)
// Require that all accounts have pubkey set after Decorator runs
for i, addr := range addrs {
pk, err := app.AccountKeeper.GetPubKey(ctx, addr)
require.Nil(t, err, "Error on retrieving pubkey from account")
require.Equal(t, pubs[i], pk, "Pubkey retrieved from account is unexpected")
}
}
func TestConsumeSignatureVerificationGas(t *testing.T) {
params := types.DefaultParams()
msg := []byte{1, 2, 3, 4}
pkSet1, sigSet1 := generatePubKeysAndSignatures(5, msg, false)
multisigKey1 := multisig.NewPubKeyMultisigThreshold(2, pkSet1)
multisignature1 := multisig.NewMultisig(len(pkSet1))
expectedCost1 := expectedGasCostByKeys(pkSet1)
for i := 0; i < len(pkSet1); i++ {
multisignature1.AddSignatureFromPubKey(sigSet1[i], pkSet1[i], pkSet1)
}
type args struct {
meter sdk.GasMeter
sig []byte
pubkey crypto.PubKey
params types.Params
}
tests := []struct {
name string
args args
gasConsumed uint64
shouldErr bool
}{
{"PubKeyEd25519", args{sdk.NewInfiniteGasMeter(), nil, ed25519.GenPrivKey().PubKey(), params}, types.DefaultSigVerifyCostED25519, true},
{"PubKeySecp256k1", args{sdk.NewInfiniteGasMeter(), nil, secp256k1.GenPrivKey().PubKey(), params}, types.DefaultSigVerifyCostSecp256k1, false},
{"Multisig", args{sdk.NewInfiniteGasMeter(), multisignature1.Marshal(), multisigKey1, params}, expectedCost1, false},
{"unknown key", args{sdk.NewInfiniteGasMeter(), nil, nil, params}, 0, true},
}
for _, tt := range tests {
tt := tt
t.Run(tt.name, func(t *testing.T) {
err := ante.DefaultSigVerificationGasConsumer(tt.args.meter, tt.args.sig, tt.args.pubkey, tt.args.params)
if tt.shouldErr {
require.NotNil(t, err)
} else {
require.Nil(t, err)
require.Equal(t, tt.gasConsumed, tt.args.meter.GasConsumed(), fmt.Sprintf("%d != %d", tt.gasConsumed, tt.args.meter.GasConsumed()))
}
})
}
}
func TestSigVerification(t *testing.T) {
// setup
app, ctx := createTestApp(true)
// make block height non-zero to ensure account numbers part of signBytes
ctx = ctx.WithBlockHeight(1)
// keys and addresses
priv1, _, addr1 := types.KeyTestPubAddr()
priv2, _, addr2 := types.KeyTestPubAddr()
priv3, _, addr3 := types.KeyTestPubAddr()
addrs := []sdk.AccAddress{addr1, addr2, addr3}
msgs := make([]sdk.Msg, len(addrs))
// set accounts and create msg for each address
for i, addr := range addrs {
acc := app.AccountKeeper.NewAccountWithAddress(ctx, addr)
require.NoError(t, acc.SetAccountNumber(uint64(i)))
app.AccountKeeper.SetAccount(ctx, acc)
msgs[i] = types.NewTestMsg(addr)
}
fee := types.NewTestStdFee()
spkd := ante.NewSetPubKeyDecorator(app.AccountKeeper)
svd := ante.NewSigVerificationDecorator(app.AccountKeeper)
antehandler := sdk.ChainAnteDecorators(spkd, svd)
type testCase struct {
name string
privs []crypto.PrivKey
accNums []uint64
seqs []uint64
recheck bool
shouldErr bool
}
testCases := []testCase{
{"no signers", []crypto.PrivKey{}, []uint64{}, []uint64{}, false, true},
{"not enough signers", []crypto.PrivKey{priv1, priv2}, []uint64{0, 1}, []uint64{0, 0}, false, true},
{"wrong order signers", []crypto.PrivKey{priv3, priv2, priv1}, []uint64{2, 1, 0}, []uint64{0, 0, 0}, false, true},
{"wrong accnums", []crypto.PrivKey{priv1, priv2, priv3}, []uint64{7, 8, 9}, []uint64{0, 0, 0}, false, true},
{"wrong sequences", []crypto.PrivKey{priv1, priv2, priv3}, []uint64{0, 1, 2}, []uint64{3, 4, 5}, false, true},
{"valid tx", []crypto.PrivKey{priv1, priv2, priv3}, []uint64{0, 1, 2}, []uint64{0, 0, 0}, false, false},
{"no err on recheck", []crypto.PrivKey{}, []uint64{}, []uint64{}, true, false},
}
for i, tc := range testCases {
ctx = ctx.WithIsReCheckTx(tc.recheck)
tx := types.NewTestTx(ctx, msgs, tc.privs, tc.accNums, tc.seqs, fee)
_, err := antehandler(ctx, tx, false)
if tc.shouldErr {
require.NotNil(t, err, "TestCase %d: %s did not error as expected", i, tc.name)
} else {
require.Nil(t, err, "TestCase %d: %s errored unexpectedly. Err: %v", i, tc.name, err)
}
}
}
func TestSigIntegration(t *testing.T) {
// generate private keys
privs := []crypto.PrivKey{secp256k1.GenPrivKey(), secp256k1.GenPrivKey(), secp256k1.GenPrivKey()}
params := types.DefaultParams()
initialSigCost := params.SigVerifyCostSecp256k1
initialCost, err := runSigDecorators(t, params, false, privs...)
require.Nil(t, err)
params.SigVerifyCostSecp256k1 *= 2
doubleCost, err := runSigDecorators(t, params, false, privs...)
require.Nil(t, err)
require.Equal(t, initialSigCost*uint64(len(privs)), doubleCost-initialCost)
}
func runSigDecorators(t *testing.T, params types.Params, multisig bool, privs ...crypto.PrivKey) (sdk.Gas, error) {
// setup
app, ctx := createTestApp(true)
// Make block-height non-zero to include accNum in SignBytes
ctx = ctx.WithBlockHeight(1)
app.AccountKeeper.SetParams(ctx, params)
msgs := make([]sdk.Msg, len(privs))
accNums := make([]uint64, len(privs))
seqs := make([]uint64, len(privs))
// set accounts and create msg for each address
for i, priv := range privs {
addr := sdk.AccAddress(priv.PubKey().Address())
acc := app.AccountKeeper.NewAccountWithAddress(ctx, addr)
require.NoError(t, acc.SetAccountNumber(uint64(i)))
app.AccountKeeper.SetAccount(ctx, acc)
msgs[i] = types.NewTestMsg(addr)
accNums[i] = uint64(i)
seqs[i] = uint64(0)
}
fee := types.NewTestStdFee()
tx := types.NewTestTx(ctx, msgs, privs, accNums, seqs, fee)
spkd := ante.NewSetPubKeyDecorator(app.AccountKeeper)
svgc := ante.NewSigGasConsumeDecorator(app.AccountKeeper, ante.DefaultSigVerificationGasConsumer)
svd := ante.NewSigVerificationDecorator(app.AccountKeeper)
antehandler := sdk.ChainAnteDecorators(spkd, svgc, svd)
// Determine gas consumption of antehandler with default params
before := ctx.GasMeter().GasConsumed()
ctx, err := antehandler(ctx, tx, false)
after := ctx.GasMeter().GasConsumed()
return after - before, err
}