Initial project snapshot

agents/rap-node-agent/internal/mesh/http_transport.go

@@ -0,0 +1,42 @@
+package mesh
+
+import (
+	"context"
+	"net/http"
+	"strings"
+)
+
+// HTTPPeerTransport sends synthetic mesh envelopes to explicitly configured
+// peer endpoints. It is intentionally narrow: production forwarding remains
+// disabled and only SyntheticRuntime messages use this transport.
+type HTTPPeerTransport struct {
+	PeerURLs   map[string]string
+	HTTPClient *http.Client
+}
+
+func NewHTTPPeerTransport(peerURLs map[string]string) *HTTPPeerTransport {
+	normalized := make(map[string]string, len(peerURLs))
+	for nodeID, baseURL := range peerURLs {
+		nodeID = strings.TrimSpace(nodeID)
+		baseURL = strings.TrimRight(strings.TrimSpace(baseURL), "/")
+		if nodeID != "" && baseURL != "" {
+			normalized[nodeID] = baseURL
+		}
+	}
+	return &HTTPPeerTransport{PeerURLs: normalized}
+}
+
+func (t *HTTPPeerTransport) SendSynthetic(ctx context.Context, nextNodeID string, envelope SyntheticEnvelope) (SyntheticEnvelope, error) {
+	if t == nil {
+		return SyntheticEnvelope{}, ErrSyntheticPeerUnavailable
+	}
+	baseURL := strings.TrimRight(strings.TrimSpace(t.PeerURLs[nextNodeID]), "/")
+	if baseURL == "" {
+		return SyntheticEnvelope{}, ErrSyntheticPeerUnavailable
+	}
+	client := NewClient(baseURL)
+	if t.HTTPClient != nil {
+		client.HTTPClient = t.HTTPClient
+	}
+	return client.SendSynthetic(ctx, envelope)
+}