feat: support ecdsa tls cert (#119)

tests/data/cert_ecdsa.pem

@@ -0,0 +1,11 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----

tests/data/generate_tls_certs.sh

@@ -1,3 +1,5 @@
 #!/usr/bin/env bash
 openssl req -subj '/CN=localhost' -x509 -newkey rsa:4096 -keyout key_pkcs8.pem -out cert.pem -nodes -days 3650
 openssl rsa -in key_pkcs8.pem -out key_pkcs1.pem
+openssl ecparam -name prime256v1 -genkey -noout -out key_ecdsa.pem
+openssl req -subj '/CN=localhost' -x509 -key key_ecdsa.pem -out cert_ecdsa.pem -nodes -days 3650

tests/data/key_ecdsa.pem

@@ -0,0 +1,5 @@
+-----BEGIN EC PRIVATE KEY-----
+MHcCAQEEILOQ44lHqD4w12HJKlZJ+Y3u91eUKjabu3UKPSahhC89oAoGCCqGSM49
+AwEHoUQDQgAEW4tBe0jF2wYSLCvdreb0izR/8sgKNKkbe4xPyA9uNEbtTk58eoO3
+944RJPT6S5wRTHFpF0BJhQRfiuW4K2EUcQ==
+-----END EC PRIVATE KEY-----

tests/tls.rs

@@ -17,6 +17,10 @@ use rstest::rstest;
         "--tls-cert", "tests/data/cert.pem",
         "--tls-key", "tests/data/key_pkcs1.pem",
 ]))]
+#[case(server(&[
+        "--tls-cert", "tests/data/cert_ecdsa.pem",
+        "--tls-key", "tests/data/key_ecdsa.pem",
+]))]
 fn tls_works(#[case] server: TestServer) -> Result<(), Error> {
     let client = ClientBuilder::new()
         .danger_accept_invalid_certs(true)