chore: add mercury

mercury/http/notify.go

@@ -0,0 +1,63 @@
+package http
+
+import (
+	"bytes"
+	"context"
+	"crypto/tls"
+	"crypto/x509"
+	"fmt"
+	"net/http"
+
+	"go.sour.is/pkg/lg"
+	"go.sour.is/pkg/mercury"
+)
+
+type httpNotify struct{}
+
+func (httpNotify) SendNotify(ctx context.Context, n mercury.Notify) error {
+	ctx, span := lg.Span(ctx)
+	defer span.End()
+
+	cl := &http.Client{}
+	caCertPool, err := x509.SystemCertPool()
+	if err != nil {
+		caCertPool = x509.NewCertPool()
+	}
+
+	// Setup HTTPS client
+	tlsConfig := &tls.Config{
+		RootCAs: caCertPool,
+	}
+
+	transport := &http.Transport{TLSClientConfig: tlsConfig}
+
+	cl.Transport = transport
+
+	var req *http.Request
+	req, err = http.NewRequestWithContext(ctx, n.Method, n.URL, bytes.NewBufferString(""))
+	if err != nil {
+		span.RecordError(err)
+		return err
+	}
+	req.Header.Set("content-type", "application/json")
+
+	span.AddEvent(fmt.Sprint("URL: ", n.URL))
+	res, err := cl.Do(req)
+	if err != nil {
+		span.RecordError(err)
+		return err
+	}
+	res.Body.Close()
+	span.AddEvent(fmt.Sprint(res.Status))
+	if res.StatusCode != 200 {
+		span.RecordError(err)
+		err = fmt.Errorf("unable to read config")
+		return err
+	}
+
+	return nil
+}
+
+func Register() {
+	mercury.Registry.Register("http-notify", func(s *mercury.Space) any { return httpNotify{} })
+}