func (s *HTTPServer) HealthServiceNodes(resp http.ResponseWriter, req *http.Request) (interface{}, error) { // Set default DC args := structs.ServiceSpecificRequest{} s.parseSource(req, &args.Source) if done := s.parse(resp, req, &args.Datacenter, &args.QueryOptions); done { return nil, nil } // Check for a tag params := req.URL.Query() if _, ok := params["tag"]; ok { args.ServiceTag = params.Get("tag") args.TagFilter = true } // Pull out the service name args.ServiceName = strings.TrimPrefix(req.URL.Path, "/v1/health/service/") if args.ServiceName == "" { resp.WriteHeader(400) resp.Write([]byte("Missing service name")) return nil, nil } // Make the RPC request var out structs.IndexedCheckServiceNodes defer setMeta(resp, &out.QueryMeta) if err := s.agent.RPC("Health.ServiceNodes", &args, &out); err != nil { return nil, err } // Filter to only passing if specified if _, ok := params["passing"]; ok { out.Nodes = filterNonPassing(out.Nodes) } // Use empty list instead of nil for i, _ := range out.Nodes { // TODO (slackpad) It's lame that this isn't a slice of pointers // but it's not a well-scoped change to fix this. We should // change this at the next opportunity. if out.Nodes[i].Checks == nil { out.Nodes[i].Checks = make(structs.HealthChecks, 0) } } if out.Nodes == nil { out.Nodes = make(structs.CheckServiceNodes, 0) } return out.Nodes, nil }
func (s *HTTPServer) CatalogServiceNodes(resp http.ResponseWriter, req *http.Request) (interface{}, error) { // Set default DC args := structs.ServiceSpecificRequest{} s.parseSource(req, &args.Source) if done := s.parse(resp, req, &args.Datacenter, &args.QueryOptions); done { return nil, nil } // Check for a tag params := req.URL.Query() if _, ok := params["tag"]; ok { args.ServiceTag = params.Get("tag") args.TagFilter = true } // Pull out the service name args.ServiceName = strings.TrimPrefix(req.URL.Path, "/v1/catalog/service/") if args.ServiceName == "" { resp.WriteHeader(400) resp.Write([]byte("Missing service name")) return nil, nil } // Make the RPC request var out structs.IndexedServiceNodes defer setMeta(resp, &out.QueryMeta) if err := s.agent.RPC("Catalog.ServiceNodes", &args, &out); err != nil { return nil, err } // Use empty list instead of nil if out.ServiceNodes == nil { out.ServiceNodes = make(structs.ServiceNodes, 0) } return out.ServiceNodes, nil }