1 files changed, 54 insertions, 0 deletions
diff --git a/vendor/_nuts/github.com/fabioberger/coinbase-go/service_oauth_authentication.go b/vendor/_nuts/github.com/fabioberger/coinbase-go/service_oauth_authentication.go
new file mode 100644
index 0000000..a02faea
--- /dev/null
+++ b/vendor/_nuts/github.com/fabioberger/coinbase-go/service_oauth_authentication.go
@@ -0,0 +1,54 @@
+package coinbase
+
+import (
+	"crypto/tls"
+	"crypto/x509"
+	"io/ioutil"
+	"net/http"
+)
+
+// ServiceOAuthAuthentication Struct implements the Authentication interface
+// and takes care of authenticating OAuth RPC requests on behalf of the service
+// (i.e GetTokens())
+type serviceOAuthAuthentication struct {
+	BaseUrl string
+	Client  http.Client
+}
+
+// ServiceOAuth instantiates ServiceOAuthAuthentication with the coinbase certificate file
+func serviceOAuth(certFilePath string) (*serviceOAuthAuthentication, error) {
+	// First we read the cert
+	certs := x509.NewCertPool()
+	pemData, err := ioutil.ReadFile(certFilePath)
+	if err != nil {
+		return nil, err
+	}
+	certs.AppendCertsFromPEM(pemData)
+	mTLSConfig := &tls.Config{
+		RootCAs: certs, //Add the cert as a TLS config
+	}
+	a := serviceOAuthAuthentication{
+		BaseUrl: "https://coinbase.com/",
+		Client: http.Client{
+			Transport: &http.Transport{
+				Dial:            dialTimeout,
+				TLSClientConfig: mTLSConfig,
+			},
+		},
+	}
+	return &a, nil
+}
+
+// Service OAuth authentication requires no additional headers to be sent. The
+// Coinbase Public Certificate is set as a TLS config in the http.Client
+func (a serviceOAuthAuthentication) authenticate(req *http.Request, endpoint string, params []byte) error {
+	return nil // No additional headers needed for service OAuth requests
+}
+
+func (a serviceOAuthAuthentication) getBaseUrl() string {
+	return a.BaseUrl
+}
+
+func (a serviceOAuthAuthentication) getClient() *http.Client {
+	return &a.Client
+}