infra/proxyd/integration_tests/sender_rate_limit_test.go

127 lines
3.9 KiB
Go

package integration_tests
import (
"bufio"
"fmt"
"math"
"os"
"strings"
"testing"
"time"
"github.com/ethereum-optimism/infra/proxyd"
"github.com/stretchr/testify/require"
)
const txHex1 = "0x02f8b28201a406849502f931849502f931830147f9948f3ddd0fbf3e78ca1d6c" +
"d17379ed88e261249b5280b84447e7ef2400000000000000000000000089c8b1" +
"b2774201bac50f627403eac1b732459cf7000000000000000000000000000000" +
"0000000000000000056bc75e2d63100000c080a0473c95566026c312c9664cd6" +
"1145d2f3e759d49209fe96011ac012884ec5b017a0763b58f6fa6096e6ba28ee" +
"08bfac58f58fb3b8bcef5af98578bdeaddf40bde42"
const txHex2 = "0x02f8758201a48217fd84773594008504a817c80082520894be53e587975603" +
"a13d0923d0aa6d37c5233dd750865af3107a400080c080a04aefbd5819c35729" +
"138fe26b6ae1783ebf08d249b356c2f920345db97877f3f7a008d5ae92560a3c" +
"65f723439887205713af7ce7d7f6b24fba198f2afa03435867"
const dummyRes = `{"id": 123, "jsonrpc": "2.0", "result": "dummy"}`
const limRes = `{"error":{"code":-32017,"message":"sender is over rate limit"},"id":1,"jsonrpc":"2.0"}`
func TestSenderRateLimitValidation(t *testing.T) {
goodBackend := NewMockBackend(SingleResponseHandler(200, dummyRes))
defer goodBackend.Close()
require.NoError(t, os.Setenv("GOOD_BACKEND_RPC_URL", goodBackend.URL()))
config := ReadConfig("sender_rate_limit")
// Don't perform rate limiting in this test since we're only testing
// validation.
config.SenderRateLimit.Limit = math.MaxInt
client := NewProxydClient("http://127.0.0.1:8545")
_, shutdown, err := proxyd.Start(config)
require.NoError(t, err)
defer shutdown()
f, err := os.Open("testdata/testdata.txt")
require.NoError(t, err)
defer f.Close()
scanner := bufio.NewScanner(f)
scanner.Scan() // skip header
for scanner.Scan() {
record := strings.Split(scanner.Text(), "|")
name, body, expResponseBody := record[0], record[1], record[2]
require.NoError(t, err)
t.Run(name, func(t *testing.T) {
res, _, err := client.SendRequest([]byte(body))
require.NoError(t, err)
RequireEqualJSON(t, []byte(expResponseBody), res)
})
}
}
func TestSenderRateLimitLimiting(t *testing.T) {
goodBackend := NewMockBackend(SingleResponseHandler(200, dummyRes))
defer goodBackend.Close()
require.NoError(t, os.Setenv("GOOD_BACKEND_RPC_URL", goodBackend.URL()))
config := ReadConfig("sender_rate_limit")
client := NewProxydClient("http://127.0.0.1:8545")
_, shutdown, err := proxyd.Start(config)
require.NoError(t, err)
defer shutdown()
// Two separate requests from the same sender
// should be rate limited.
res1, code1, err := client.SendRequest(makeSendRawTransaction(txHex1))
require.NoError(t, err)
RequireEqualJSON(t, []byte(dummyRes), res1)
require.Equal(t, 200, code1)
res2, code2, err := client.SendRequest(makeSendRawTransaction(txHex1))
require.NoError(t, err)
RequireEqualJSON(t, []byte(limRes), res2)
require.Equal(t, 429, code2)
// Clear the limiter.
time.Sleep(1100 * time.Millisecond)
// Two separate requests from different senders
// should not be rate limited.
res1, code1, err = client.SendRequest(makeSendRawTransaction(txHex1))
require.NoError(t, err)
res2, code2, err = client.SendRequest(makeSendRawTransaction(txHex2))
require.NoError(t, err)
RequireEqualJSON(t, []byte(dummyRes), res1)
require.Equal(t, 200, code1)
RequireEqualJSON(t, []byte(dummyRes), res2)
require.Equal(t, 200, code2)
// Clear the limiter.
time.Sleep(1100 * time.Millisecond)
// A batch request should rate limit within the batch itself.
batch := []byte(fmt.Sprintf(
`[%s, %s, %s]`,
makeSendRawTransaction(txHex1),
makeSendRawTransaction(txHex1),
makeSendRawTransaction(txHex2),
))
res, code, err := client.SendRequest(batch)
require.NoError(t, err)
require.Equal(t, 200, code)
RequireEqualJSON(t, []byte(fmt.Sprintf(
`[%s, %s, %s]`,
dummyRes,
limRes,
dummyRes,
)), res)
}
func makeSendRawTransaction(dataHex string) []byte {
return []byte(`{"jsonrpc":"2.0","method":"eth_sendRawTransaction","params":["` + dataHex + `"],"id":1}`)
}