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with_test.go
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with_test.go
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package ydb //nolint:testpackage
import (
"bytes"
"context"
"crypto/rand"
"crypto/rsa"
"crypto/x509"
"crypto/x509/pkix"
"encoding/pem"
"math/big"
"os"
"sync/atomic"
"testing"
"time"
"github.com/stretchr/testify/require"
"github.com/ydb-platform/ydb-go-sdk/v3/config"
"github.com/ydb-platform/ydb-go-sdk/v3/internal/certificates"
"github.com/ydb-platform/ydb-go-sdk/v3/internal/conn"
)
func TestWithCertificatesCached(t *testing.T) {
ca := &x509.Certificate{
SerialNumber: big.NewInt(2019),
Subject: pkix.Name{
Organization: []string{"Company, INC."},
Country: []string{"US"},
Province: []string{""},
Locality: []string{"San Francisco"},
StreetAddress: []string{"Golden Gate Bridge"},
PostalCode: []string{"94016"},
},
NotBefore: time.Now(),
NotAfter: time.Now().AddDate(10, 0, 0),
IsCA: true,
ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageClientAuth, x509.ExtKeyUsageServerAuth},
KeyUsage: x509.KeyUsageDigitalSignature | x509.KeyUsageCertSign,
BasicConstraintsValid: true,
}
caPrivKey, err := rsa.GenerateKey(rand.Reader, 4096)
require.NoError(t, err)
caBytes, err := x509.CreateCertificate(rand.Reader, ca, ca, &caPrivKey.PublicKey, caPrivKey)
require.NoError(t, err)
caPEM := new(bytes.Buffer)
err = pem.Encode(caPEM, &pem.Block{
Type: "CERTIFICATE",
Bytes: caBytes,
})
require.NoError(t, err)
f, err := os.CreateTemp(os.TempDir(), "ca.pem")
require.NoError(t, err)
_, err = f.Write(caPEM.Bytes())
require.NoError(t, err)
defer os.Remove(f.Name())
var (
n = 100
hitCounter uint64
missCounter uint64
ctx = context.TODO()
)
for _, test := range []struct {
name string
options []Option
expMiss uint64
expHit uint64
}{
{
"no cache",
[]Option{},
0,
0,
},
{
"file cache",
[]Option{
WithCertificatesFromFile(f.Name(),
certificates.FromFileOnHit(func() {
atomic.AddUint64(&hitCounter, 1)
}),
certificates.FromFileOnMiss(func() {
atomic.AddUint64(&missCounter, 1)
}),
),
},
0,
uint64(n),
},
{
"pem cache",
[]Option{
WithCertificatesFromPem(caPEM.Bytes(),
certificates.FromPemOnHit(func() {
atomic.AddUint64(&hitCounter, 1)
}),
certificates.FromPemMiss(func() {
atomic.AddUint64(&missCounter, 1)
}),
),
},
0,
uint64(n),
},
{
"pem&file cache",
[]Option{
WithCertificatesFromFile(f.Name(),
certificates.FromFileOnHit(func() {
atomic.AddUint64(&hitCounter, 1)
}),
certificates.FromFileOnMiss(func() {
atomic.AddUint64(&missCounter, 1)
}),
),
WithCertificatesFromPem(caPEM.Bytes(),
certificates.FromPemOnHit(func() {
atomic.AddUint64(&hitCounter, 1)
}),
certificates.FromPemMiss(func() {
atomic.AddUint64(&missCounter, 1)
}),
),
},
0,
uint64(n * 2),
},
} {
t.Run(test.name, func(t *testing.T) {
db, err := newConnectionFromOptions(ctx,
append(
test.options,
withConnPool(conn.NewPool(context.Background(), config.New())), //nolint:contextcheck
)...,
)
require.NoError(t, err)
hitCounter, missCounter = 0, 0
for i := 0; i < n; i++ {
_, _, err := db.with(ctx,
func(ctx context.Context, c *Driver) error {
return nil // nothing to do
},
)
require.NoError(t, err)
}
require.Equal(t, test.expHit, hitCounter)
require.Equal(t, test.expMiss, missCounter)
})
}
}