refactor how certificates are generated, so that a new one can be created within tests

This commit is contained in:
Michael Katzenellenbogen 2025-08-19 18:00:48 -04:00
parent 674bbe8224
commit f3e2553043
1 changed files with 51 additions and 27 deletions

View File

@ -16,6 +16,7 @@ import (
. "github.com/onsi/gomega"
)
var ipv4Addr, ipv6Addr = "127.0.0.1", "::1"
var ipv4CertData, ipv6CertData []byte
var ipv4CertDataSource, ipv4KeyDataSource options.SecretSource
var ipv6CertDataSource, ipv6KeyDataSource options.SecretSource
@ -40,49 +41,72 @@ func httpGet(ctx context.Context, url string) (*http.Response, error) {
return c.Do(req)
}
func generateCert(ipaddr string) (certData, certOutBytes, keyOutBytes []byte, err error) {
certBytes, keyBytes, err := util.GenerateCert(ipaddr)
if err != nil {
return
}
certData = certBytes
certOut := new(bytes.Buffer)
if err = pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: certBytes}); err != nil {
return
}
certOutBytes = certOut.Bytes()
keyOut := new(bytes.Buffer)
if err = pem.Encode(keyOut, &pem.Block{Type: "PRIVATE KEY", Bytes: keyBytes}); err != nil {
return
}
keyOutBytes = keyOut.Bytes()
return
}
func generateX509Cert(certSource, keySource options.SecretSource) (*x509.Certificate, error) {
cert, err := tls.X509KeyPair(certSource.Value, keySource.Value)
if err != nil {
return nil, err
}
certificate, err := x509.ParseCertificate(cert.Certificate[0])
if err != nil {
return nil, err
}
return certificate, nil
}
func addCertToTransportRootCAs(transport *http.Transport, cert ...*x509.Certificate) {
transport.TLSClientConfig.RootCAs = x509.NewCertPool()
for _, c := range cert {
transport.TLSClientConfig.RootCAs.AddCert(c)
}
}
var _ = BeforeSuite(func() {
By("Generating a ipv4 self-signed cert for TLS tests", func() {
certBytes, keyBytes, err := util.GenerateCert("127.0.0.1")
ipv4Cert, ipv4CertBytes, ipv4KeyBytes, err := generateCert(ipv4Addr)
Expect(err).ToNot(HaveOccurred())
ipv4CertData = certBytes
certOut := new(bytes.Buffer)
Expect(pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: certBytes})).To(Succeed())
ipv4CertDataSource.Value = certOut.Bytes()
keyOut := new(bytes.Buffer)
Expect(pem.Encode(keyOut, &pem.Block{Type: "PRIVATE KEY", Bytes: keyBytes})).To(Succeed())
ipv4KeyDataSource.Value = keyOut.Bytes()
ipv4CertData, ipv4CertDataSource.Value, ipv4KeyDataSource.Value = ipv4Cert, ipv4CertBytes, ipv4KeyBytes
})
By("Generating a ipv6 self-signed cert for TLS tests", func() {
certBytes, keyBytes, err := util.GenerateCert("::1")
ipv6Cert, ipv6CertBytes, ipv6KeyBytes, err := generateCert(ipv6Addr)
Expect(err).ToNot(HaveOccurred())
ipv6CertData = certBytes
certOut := new(bytes.Buffer)
Expect(pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: certBytes})).To(Succeed())
ipv6CertDataSource.Value = certOut.Bytes()
keyOut := new(bytes.Buffer)
Expect(pem.Encode(keyOut, &pem.Block{Type: "PRIVATE KEY", Bytes: keyBytes})).To(Succeed())
ipv6KeyDataSource.Value = keyOut.Bytes()
ipv6CertData, ipv6CertDataSource.Value, ipv6KeyDataSource.Value = ipv6Cert, ipv6CertBytes, ipv6KeyBytes
})
By("Setting up a http client", func() {
ipv4cert, err := tls.X509KeyPair(ipv4CertDataSource.Value, ipv4KeyDataSource.Value)
Expect(err).ToNot(HaveOccurred())
ipv6cert, err := tls.X509KeyPair(ipv6CertDataSource.Value, ipv6KeyDataSource.Value)
ipv4certificate, err := generateX509Cert(ipv4CertDataSource, ipv4KeyDataSource)
Expect(err).ToNot(HaveOccurred())
ipv4certificate, err := x509.ParseCertificate(ipv4cert.Certificate[0])
ipv6certificate, err := generateX509Cert(ipv6CertDataSource, ipv6KeyDataSource)
Expect(err).ToNot(HaveOccurred())
ipv6certificate, err := x509.ParseCertificate(ipv6cert.Certificate[0])
Expect(err).ToNot(HaveOccurred())
certpool := x509.NewCertPool()
certpool.AddCert(ipv4certificate)
certpool.AddCert(ipv6certificate)
transport = http.DefaultTransport.(*http.Transport).Clone()
transport.TLSClientConfig.RootCAs = certpool
addCertToTransportRootCAs(transport, ipv4certificate, ipv6certificate)
})
})