controller will pass resource <name, value> pair than <idx, value> pair

src/frontend/apiserver/backend/convert.go

@@ -80,8 +80,9 @@ func cJobToModel(job *C.xce_job_t) *models.JobInfo {
 
 // cWorkerToModel extracts C xce_worker_t fields into a rawWorkerData and maps it to HostInfo.
 func cWorkerToModel(worker *C.xce_worker_t) *models.HostInfo {
+	workerName := goString(worker.name)
 	r := rawWorkerData{
-		name:   goString(worker.name),
+		name:   workerName,
 		status: int(worker.status),
 	}
 	if worker.attrs != nil {
@@ -96,6 +97,16 @@ func cWorkerToModel(worker *C.xce_worker_t) *models.HostInfo {
 		r.maxTmp = int(a.maxtmp)
 		r.nDisks = int(a.ndisks)
 	}
+	n := int(worker.nresvals_to_sched)
+	if n > 0 {
+		entries := unsafe.Slice(worker.resvals_to_sched, n)
+		r.resvals = make([]models.ResourceDistributionInfo, 0, n)
+		for _, nv := range entries {
+			if rd := cNameValToWorkerResval(workerName, nv); rd != nil {
+				r.resvals = append(r.resvals, *rd)
+			}
+		}
+	}
 	return rawWorkerToModel(r)
 }
 
@@ -267,6 +278,55 @@ func freeJobSubmit(js *C.xce_job_submit_t, sd *C.job_submit_data_t, si *C.job_st
 	}
 }
 
+// cNameValToWorkerResval converts a C xce_name_val_t pointer to a ResourceDistributionInfo.
+// workerName is set as Location. Returns nil if nv or nv.val is nil.
+func cNameValToWorkerResval(workerName string, nv *C.xce_name_val_t) *models.ResourceDistributionInfo {
+	if nv == nil {
+		return nil
+	}
+	rd := &models.ResourceDistributionInfo{
+		ResourceName: C.GoString(nv.name),
+		Location:     workerName,
+		IsDynamic:    true,
+	}
+	if nv.val == nil {
+		logger.Warn("worker resval with nil value, skipping",
+			zap.String("resource", rd.ResourceName),
+			zap.String("host", workerName))
+		return nil
+	}
+	switch C.xce_val_which(nv.val) {
+	case C.Value_u_ivalue32:
+		rd.ValueType = int(models.NUMERIC)
+		rd.NumericValue = float64(C.xce_val_i32(nv.val))
+	case C.Value_u_ivalue64:
+		rd.ValueType = int(models.NUMERIC)
+		rd.NumericValue = float64(C.xce_val_i64(nv.val))
+	case C.Value_u_uvalue32:
+		rd.ValueType = int(models.NUMERIC)
+		rd.NumericValue = float64(C.xce_val_u32(nv.val))
+	case C.Value_u_uvalue64:
+		rd.ValueType = int(models.NUMERIC)
+		rd.NumericValue = float64(C.xce_val_u64(nv.val))
+	case C.Value_u_fvalue:
+		rd.ValueType = int(models.NUMERIC)
+		rd.NumericValue = float64(C.xce_val_fval(nv.val))
+	case C.Value_u_svalue:
+		rd.ValueType = int(models.STRING)
+		rd.StringValue = C.GoString(C.xce_val_str(nv.val))
+	case C.Value_u_bvalue:
+		rd.ValueType = int(models.BOOLEAN)
+		rd.BooleanValue = C.xce_val_bool(nv.val) != 0
+	default:
+		logger.Warn("unknown xce_val_t discriminant in worker resval, skipping",
+			zap.Int("which", int(C.xce_val_which(nv.val))),
+			zap.String("resource", rd.ResourceName),
+			zap.String("host", workerName))
+		return nil
+	}
+	return rd
+}
+
 // cResvalToDistribution converts a C xce_resval_t pointer to a Go ResourceDistributionInfo.
 // Returns nil if vp.val is NULL (nil guard prevents CGO panic).
 // vp.val is a *C.xce_val_t pointer field — pass directly, no &.

src/frontend/apiserver/backend/convert_pure.go

@@ -126,6 +126,7 @@ type rawWorkerData struct {
 	maxSwap   int
 	maxTmp    int
 	nDisks    int
+	resvals   []models.ResourceDistributionInfo
 }
 
 // rawQueueData mirrors the C xce_queue_t fields used by the Go model.
@@ -204,8 +205,9 @@ func rawJobToModel(r rawJobData) *models.JobInfo {
 // rawWorkerToModel maps a rawWorkerData to a models.HostInfo.
 func rawWorkerToModel(r rawWorkerData) *models.HostInfo {
 	info := &models.HostInfo{
-		HostName:   r.name,
-		HostStatus: r.status,
+		HostName:       r.name,
+		HostStatus:     r.status,
+		ResourceValues: r.resvals,
 	}
 	if r.hasAttrs {
 		info.HostType = r.hostType

src/frontend/apiserver/models/hosts.go

@@ -86,8 +86,9 @@ type HostInfo struct {
 	NumUSusp    int     `json:"num_ususp"`
 	//NumRsv      int     `json:"num_rsv"`
 	NumDone   int    `json:"num_done"`
-	Topology  string `json:"topology"`   // JSONB
-	SchedStop string `json:"sched_stop"` // JSONB
+	Topology       string                    `json:"topology"`        // JSONB
+	SchedStop      string                    `json:"sched_stop"`      // JSONB
+	ResourceValues []ResourceDistributionInfo `json:"resource_values"` // per-worker resource values
 	//RealLoad  string `json:"real_load"`  // JSONB
 }