refactor(api): API overhaul (#392)

api/http/tls.go

@@ -0,0 +1,26 @@
+package http
+
+import (
+	"crypto/tls"
+	"crypto/x509"
+	"io/ioutil"
+)
+
+// createTLSConfiguration initializes a tls.Config using a CA certificate, a certificate and a key
+func createTLSConfiguration(caCertPath, certPath, keyPath string) (*tls.Config, error) {
+	cert, err := tls.LoadX509KeyPair(certPath, keyPath)
+	if err != nil {
+		return nil, err
+	}
+	caCert, err := ioutil.ReadFile(caCertPath)
+	if err != nil {
+		return nil, err
+	}
+	caCertPool := x509.NewCertPool()
+	caCertPool.AppendCertsFromPEM(caCert)
+	config := &tls.Config{
+		Certificates: []tls.Certificate{cert},
+		RootCAs:      caCertPool,
+	}
+	return config, nil
+}