unified gateway interface

api/pkg/discovery/lookup.go

@@ -0,0 +1,69 @@
+package discovery
+
+type LookupRequest struct {
+	RequestID string `json:"requestId,omitempty"`
+}
+
+type LookupResponse struct {
+	RequestID string           `json:"requestId,omitempty"`
+	Services  []ServiceSummary `json:"services,omitempty"`
+	Gateways  []GatewaySummary `json:"gateways,omitempty"`
+}
+
+type ServiceSummary struct {
+	ID        string   `json:"id"`
+	Service   string   `json:"service"`
+	Ops       []string `json:"ops,omitempty"`
+	Version   string   `json:"version,omitempty"`
+	Healthy   bool     `json:"healthy,omitempty"`
+	InvokeURI string   `json:"invokeURI,omitempty"`
+}
+
+type GatewaySummary struct {
+	ID              string   `json:"id"`
+	Rail            string   `json:"rail"`
+	Network         string   `json:"network,omitempty"`
+	Currencies      []string `json:"currencies,omitempty"`
+	Ops             []string `json:"ops,omitempty"`
+	Limits          *Limits  `json:"limits,omitempty"`
+	Version         string   `json:"version,omitempty"`
+	Healthy         bool     `json:"healthy,omitempty"`
+	RoutingPriority int      `json:"routingPriority,omitempty"`
+	InvokeURI       string   `json:"invokeURI,omitempty"`
+}
+
+func (r *Registry) Lookup(now time.Time) LookupResponse {
+	entries := r.List(now, true)
+	resp := LookupResponse{
+		Services: make([]ServiceSummary, 0),
+		Gateways: make([]GatewaySummary, 0),
+	}
+
+	for _, entry := range entries {
+		if entry.Rail != "" {
+			resp.Gateways = append(resp.Gateways, GatewaySummary{
+				ID:              entry.ID,
+				Rail:            entry.Rail,
+				Network:         entry.Network,
+				Currencies:      cloneStrings(entry.Currencies),
+				Ops:             cloneStrings(entry.Operations),
+				Limits:          cloneLimits(entry.Limits),
+				Version:         entry.Version,
+				Healthy:         entry.Healthy,
+				RoutingPriority: entry.RoutingPriority,
+				InvokeURI:       entry.InvokeURI,
+			})
+			continue
+		}
+		resp.Services = append(resp.Services, ServiceSummary{
+			ID:        entry.ID,
+			Service:   entry.Service,
+			Ops:       cloneStrings(entry.Operations),
+			Version:   entry.Version,
+			Healthy:   entry.Healthy,
+			InvokeURI: entry.InvokeURI,
+		})
+	}
+
+	return resp
+}