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Implement Case-insensitive SNI matching

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This commit is contained in:
Daniel Tomcej 2018-11-26 03:38:03 -06:00 • committed by Traefiker Bot
parent 3b01488c8d
commit 5b3762be08
6 changed files with 139 additions and 9 deletions
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25
tls/certificate_store_test.go
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@ -20,6 +20,7 @@ func TestGetBestCertificate(t *testing.T) {
domainToCheck string
dynamicCert string
expectedCert string
uppercase bool
}{
{
desc: "Empty Store, returns no certs",
@ -45,6 +46,13 @@ func TestGetBestCertificate(t *testing.T) {
dynamicCert: "*.snitest.com",
expectedCert: "*.snitest.com",
},
{
desc: "Best Match with dynamic wildcard only, case insensitive",
domainToCheck: "bar.www.snitest.com",
dynamicCert: "*.www.snitest.com",
expectedCert: "*.www.snitest.com",
uppercase: true,
},
}
for _, test := range testCases {
@ -54,9 +62,9 @@ func TestGetBestCertificate(t *testing.T) {
dynamicMap := map[string]*tls.Certificate{}
if test.dynamicCert != "" {
cert, err := loadTestCert(test.dynamicCert)
cert, err := loadTestCert(test.dynamicCert, test.uppercase)
require.NoError(t, err)
dynamicMap[test.dynamicCert] = cert
dynamicMap[strings.ToLower(test.dynamicCert)] = cert
}
store := &CertificateStore{
@ -66,7 +74,7 @@ func TestGetBestCertificate(t *testing.T) {
var expected *tls.Certificate
if test.expectedCert != "" {
cert, err := loadTestCert(test.expectedCert)
cert, err := loadTestCert(test.expectedCert, test.uppercase)
require.NoError(t, err)
expected = cert
}
@ -81,10 +89,15 @@ func TestGetBestCertificate(t *testing.T) {
}
}
func loadTestCert(certName string) (*tls.Certificate, error) {
func loadTestCert(certName string, uppercase bool) (*tls.Certificate, error) {
replacement := "wildcard"
if uppercase {
replacement = "uppercase_wildcard"
}
staticCert, err := tls.LoadX509KeyPair(
fmt.Sprintf("../integration/fixtures/https/%s.cert", strings.Replace(certName, "*", "wildcard", -1)),
fmt.Sprintf("../integration/fixtures/https/%s.key", strings.Replace(certName, "*", "wildcard", -1)),
fmt.Sprintf("../integration/fixtures/https/%s.cert", strings.Replace(certName, "*", replacement, -1)),
fmt.Sprintf("../integration/fixtures/https/%s.key", strings.Replace(certName, "*", replacement, -1)),
)
if err != nil {
return nil, err