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
}
