fix(redfish): narrow MSI PCIeFunctions crawl

internal/collector/redfish.go

@@ -1288,12 +1288,17 @@ func (c *RedfishConnector) collectNICs(ctx context.Context, client *http.Client,
 		}
 		for _, doc := range adapterDocs {
 			nic := parseNIC(doc)
+			adapterFunctionDocs := c.getNetworkAdapterFunctionDocs(ctx, client, req, baseURL, doc)
 			for _, pciePath := range networkAdapterPCIeDevicePaths(doc) {
 				pcieDoc, err := c.getJSON(ctx, client, req, baseURL, pciePath)
 				if err != nil {
 					continue
 				}
 				functionDocs := c.getLinkedPCIeFunctions(ctx, client, req, baseURL, pcieDoc)
+				for _, adapterFnDoc := range adapterFunctionDocs {
+					functionDocs = append(functionDocs, c.getLinkedPCIeFunctions(ctx, client, req, baseURL, adapterFnDoc)...)
+				}
+				functionDocs = dedupeJSONDocsByPath(functionDocs)
 				supplementalDocs := c.getLinkedSupplementalDocs(ctx, client, req, baseURL, pcieDoc, "EnvironmentMetrics", "Metrics")
 				for _, fn := range functionDocs {
 					supplementalDocs = append(supplementalDocs, c.getLinkedSupplementalDocs(ctx, client, req, baseURL, fn, "EnvironmentMetrics", "Metrics")...)
@@ -2810,6 +2815,14 @@ func shouldCrawlPath(path string) bool {
 	if isAllowedNVSwitchFabricPath(normalized) {
 		return true
 	}
+	if strings.Contains(normalized, "/Chassis/") &&
+		strings.Contains(normalized, "/PCIeDevices/") &&
+		strings.HasSuffix(normalized, "/PCIeFunctions") {
+		// Avoid crawling entire chassis PCIeFunctions collections. Concrete member
+		// docs can still be reached through direct links such as
+		// NetworkDeviceFunction Links.PCIeFunction.
+		return false
+	}
 	if strings.Contains(normalized, "/Memory/") {
 		after := strings.SplitN(normalized, "/Memory/", 2)
 		if len(after) == 2 && strings.Count(after[1], "/") >= 1 {
@@ -2982,6 +2995,15 @@ func (c *RedfishConnector) getLinkedPCIeFunctions(ctx context.Context, client *h
 			}
 			return out
 		}
+		if ref, ok := links["PCIeFunction"].(map[string]interface{}); ok {
+			memberPath := asString(ref["@odata.id"])
+			if memberPath != "" {
+				memberDoc, err := c.getJSON(ctx, client, req, baseURL, memberPath)
+				if err == nil {
+					return []map[string]interface{}{memberDoc}
+				}
+			}
+		}
 	}
 
 	// Some implementations expose a collection object in PCIeFunctions.@odata.id.
@@ -2997,6 +3019,22 @@ func (c *RedfishConnector) getLinkedPCIeFunctions(ctx context.Context, client *h
 	return nil
 }
 
+func (c *RedfishConnector) getNetworkAdapterFunctionDocs(ctx context.Context, client *http.Client, req Request, baseURL string, adapterDoc map[string]interface{}) []map[string]interface{} {
+	ndfCol, ok := adapterDoc["NetworkDeviceFunctions"].(map[string]interface{})
+	if !ok {
+		return nil
+	}
+	colPath := asString(ndfCol["@odata.id"])
+	if colPath == "" {
+		return nil
+	}
+	funcDocs, err := c.getCollectionMembers(ctx, client, req, baseURL, colPath)
+	if err != nil {
+		return nil
+	}
+	return funcDocs
+}
+
 func (c *RedfishConnector) getCollectionMembers(ctx context.Context, client *http.Client, req Request, baseURL, collectionPath string) ([]map[string]interface{}, error) {
 	collection, err := c.getJSON(ctx, client, req, baseURL, collectionPath)
 	if err != nil {