Add erasure info support (#2446)

Make it easier for user to see backend properties like backend-type,
Standard storage class Parity and Reduced Redundancy storage class
Parity
Co-authored-by: Prakash Senthil Vel <23444145+prakashsvmx@users.noreply.github.com>

models/admin_info_response.go

@@ -42,6 +42,9 @@ type AdminInfoResponse struct {
 	// Enum: [not configured available unavailable]
 	AdvancedMetricsStatus string `json:"advancedMetricsStatus,omitempty"`
 
+	// backend
+	Backend *BackendProperties `json:"backend,omitempty"`
+
 	// buckets
 	Buckets int64 `json:"buckets,omitempty"`
 
@@ -66,6 +69,10 @@ func (m *AdminInfoResponse) Validate(formats strfmt.Registry) error {
 		res = append(res, err)
 	}
 
+	if err := m.validateBackend(formats); err != nil {
+		res = append(res, err)
+	}
+
 	if err := m.validateServers(formats); err != nil {
 		res = append(res, err)
 	}
@@ -125,6 +132,25 @@ func (m *AdminInfoResponse) validateAdvancedMetricsStatus(formats strfmt.Registr
 	return nil
 }
 
+func (m *AdminInfoResponse) validateBackend(formats strfmt.Registry) error {
+	if swag.IsZero(m.Backend) { // not required
+		return nil
+	}
+
+	if m.Backend != nil {
+		if err := m.Backend.Validate(formats); err != nil {
+			if ve, ok := err.(*errors.Validation); ok {
+				return ve.ValidateName("backend")
+			} else if ce, ok := err.(*errors.CompositeError); ok {
+				return ce.ValidateName("backend")
+			}
+			return err
+		}
+	}
+
+	return nil
+}
+
 func (m *AdminInfoResponse) validateServers(formats strfmt.Registry) error {
 	if swag.IsZero(m.Servers) { // not required
 		return nil
@@ -181,6 +207,10 @@ func (m *AdminInfoResponse) validateWidgets(formats strfmt.Registry) error {
 func (m *AdminInfoResponse) ContextValidate(ctx context.Context, formats strfmt.Registry) error {
 	var res []error
 
+	if err := m.contextValidateBackend(ctx, formats); err != nil {
+		res = append(res, err)
+	}
+
 	if err := m.contextValidateServers(ctx, formats); err != nil {
 		res = append(res, err)
 	}
@@ -195,6 +225,22 @@ func (m *AdminInfoResponse) ContextValidate(ctx context.Context, formats strfmt.
 	return nil
 }
 
+func (m *AdminInfoResponse) contextValidateBackend(ctx context.Context, formats strfmt.Registry) error {
+
+	if m.Backend != nil {
+		if err := m.Backend.ContextValidate(ctx, formats); err != nil {
+			if ve, ok := err.(*errors.Validation); ok {
+				return ve.ValidateName("backend")
+			} else if ce, ok := err.(*errors.CompositeError); ok {
+				return ce.ValidateName("backend")
+			}
+			return err
+		}
+	}
+
+	return nil
+}
+
 func (m *AdminInfoResponse) contextValidateServers(ctx context.Context, formats strfmt.Registry) error {
 
 	for i := 0; i < len(m.Servers); i++ {

models/backend_properties.go

@@ -0,0 +1,73 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+// This file is part of MinIO Console Server
+// Copyright (c) 2022 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+package models
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the swagger generate command
+
+import (
+	"context"
+
+	"github.com/go-openapi/strfmt"
+	"github.com/go-openapi/swag"
+)
+
+// BackendProperties backend properties
+//
+// swagger:model BackendProperties
+type BackendProperties struct {
+
+	// backend type
+	BackendType string `json:"backendType,omitempty"`
+
+	// rr s c parity
+	RrSCParity int64 `json:"rrSCParity,omitempty"`
+
+	// standard s c parity
+	StandardSCParity int64 `json:"standardSCParity,omitempty"`
+}
+
+// Validate validates this backend properties
+func (m *BackendProperties) Validate(formats strfmt.Registry) error {
+	return nil
+}
+
+// ContextValidate validates this backend properties based on context it is used
+func (m *BackendProperties) ContextValidate(ctx context.Context, formats strfmt.Registry) error {
+	return nil
+}
+
+// MarshalBinary interface implementation
+func (m *BackendProperties) MarshalBinary() ([]byte, error) {
+	if m == nil {
+		return nil, nil
+	}
+	return swag.WriteJSON(m)
+}
+
+// UnmarshalBinary interface implementation
+func (m *BackendProperties) UnmarshalBinary(b []byte) error {
+	var res BackendProperties
+	if err := swag.ReadJSON(b, &res); err != nil {
+		return err
+	}
+	*m = res
+	return nil
+}

portal-ui/src/screens/Console/Dashboard/BasicDashboard/BasicDashboard.tsx

@@ -15,7 +15,7 @@
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import React from "react";
-import { Box } from "@mui/material";
+import { Box, Grid } from "@mui/material";
 import {
   ArrowRightIcon,
   BucketsIcon,
@@ -25,6 +25,8 @@ import {
   ServersIcon,
   TotalObjectsIcon,
   UptimeIcon,
+  FormatDrivesIcon,
+  StorageIcon,
 } from "../../../../icons";
 import HelpBox from "../../../../common/HelpBox";
 import { calculateBytes, representationNumber } from "../../../../common/utils";
@@ -276,6 +278,41 @@ const BasicDashboard = ({ usage }: IDashboardProps) => {
               </Box>
             </Box>
           </Box>
+          <Grid container spacing={1}>
+            <Grid item xs={4}>
+              <TimeStatItem
+                icon={<StorageIcon />}
+                label={"Backend type"}
+                value={
+                  usage?.backend?.backendType
+                    ? usage.backend.backendType
+                    : "Unknown"
+                }
+              />
+            </Grid>
+            <Grid item xs={4}>
+              <TimeStatItem
+                icon={<FormatDrivesIcon />}
+                label={"Standard storage class parity"}
+                value={
+                  usage?.backend?.standardSCParity
+                    ? usage.backend.standardSCParity.toString()
+                    : "n/a"
+                }
+              />
+            </Grid>
+            <Grid item xs={4}>
+              <TimeStatItem
+                icon={<FormatDrivesIcon />}
+                label={"Reduced redundancy storage class parity"}
+                value={
+                  usage?.backend?.standardSCParity
+                    ? usage.backend.rrSCParity.toString()
+                    : "n/a"
+                }
+              />
+            </Grid>
+          </Grid>
 
           <Box
             sx={{

portal-ui/src/screens/Console/Dashboard/types.ts

@@ -23,12 +23,19 @@ export interface Usage {
   advancedMetricsStatus: "available" | "unavailable" | "not configured";
   widgets?: any;
   servers: ServerInfo[];
+  backend: Backend;
   //TODO
   lastScan: any;
   lastHeal: any;
   upTime: any;
 }
 
+export interface Backend {
+  backendType: string;
+  standardSCParity: number;
+  rrSCParity: number;
+}
+
 export interface ServerInfo {
   state: string;
   endpoint: string;

restapi/admin_info.go

@@ -61,6 +61,7 @@ type UsageInfo struct {
 	DisksUsage       int64
 	Servers          []*models.ServerProperties
 	EndpointNotReady bool
+	Backend          *models.BackendProperties
 }
 
 // GetAdminInfo invokes admin info and returns a parsed `UsageInfo` structure
@@ -72,6 +73,25 @@ func GetAdminInfo(ctx context.Context, client MinioAdmin) (*UsageInfo, error) {
 	// we are trimming uint64 to int64 this will report an incorrect measurement for numbers greater than
 	// 9,223,372,036,854,775,807
 
+	var backendType string
+	var rrSCParity float64
+	var standardSCParity float64
+
+	if v, success := serverInfo.Backend.(map[string]interface{}); success {
+		bt, ok := v["backendType"]
+		if ok {
+			backendType = bt.(string)
+		}
+		rp, ok := v["rrSCParity"]
+		if ok {
+			rrSCParity = rp.(float64)
+		}
+		sp, ok := v["standardSCParity"]
+		if ok {
+			standardSCParity = sp.(float64)
+		}
+	}
+
 	var usedSpace int64
 	for _, serv := range serverInfo.Servers {
 		for _, disk := range serv.Disks {
@@ -113,12 +133,19 @@ func GetAdminInfo(ctx context.Context, client MinioAdmin) (*UsageInfo, error) {
 		serverArray = append(serverArray, newServer)
 	}
 
+	backendData := &models.BackendProperties{
+		BackendType:      backendType,
+		RrSCParity:       int64(rrSCParity),
+		StandardSCParity: int64(standardSCParity),
+	}
+
 	return &UsageInfo{
 		Buckets:    int64(serverInfo.Buckets.Count),
 		Objects:    int64(serverInfo.Objects.Count),
 		Usage:      int64(serverInfo.Usage.Size),
 		DisksUsage: usedSpace,
 		Servers:    serverArray,
+		Backend:    backendData,
 	}, nil
 }
 
@@ -913,6 +940,7 @@ func getUsageWidgetsForDeployment(ctx context.Context, prometheusURL string, mAd
 			sessionResp.Objects = usage.Objects
 			sessionResp.Usage = usage.Usage
 			sessionResp.Servers = usage.Servers
+			sessionResp.Backend = usage.Backend
 		}
 	}()
 

restapi/embedded_spec.go

@@ -4864,6 +4864,20 @@ func init() {
     }
   },
   "definitions": {
+    "BackendProperties": {
+      "type": "object",
+      "properties": {
+        "backendType": {
+          "type": "string"
+        },
+        "rrSCParity": {
+          "type": "integer"
+        },
+        "standardSCParity": {
+          "type": "integer"
+        }
+      }
+    },
     "SubnetRegTokenResponse": {
       "type": "object",
       "properties": {
@@ -5129,6 +5143,9 @@ func init() {
             "unavailable"
           ]
         },
+        "backend": {
+          "$ref": "#/definitions/BackendProperties"
+        },
         "buckets": {
           "type": "integer"
         },
@@ -13002,6 +13019,20 @@ func init() {
     }
   },
   "definitions": {
+    "BackendProperties": {
+      "type": "object",
+      "properties": {
+        "backendType": {
+          "type": "string"
+        },
+        "rrSCParity": {
+          "type": "integer"
+        },
+        "standardSCParity": {
+          "type": "integer"
+        }
+      }
+    },
     "BucketDetails": {
       "type": "object",
       "properties": {
@@ -13393,6 +13424,9 @@ func init() {
             "unavailable"
           ]
         },
+        "backend": {
+          "$ref": "#/definitions/BackendProperties"
+        },
         "buckets": {
           "type": "integer"
         },

swagger-console.yml

@@ -4248,6 +4248,8 @@ definitions:
         type: array
         items:
           $ref: "#/definitions/serverProperties"
+      backend:
+        $ref: "#/definitions/BackendProperties"
   serverProperties:
     type: object
     properties:
@@ -4294,6 +4296,15 @@ definitions:
         type: integer
       availableSpace:
         type: integer
+  BackendProperties:
+    type: object
+    properties:
+      backendType:
+        type: string
+      rrSCParity:
+        type: integer
+      standardSCParity:
+        type: integer
   arnsResponse:
     type: object
     properties:
@@ -5437,40 +5448,40 @@ definitions:
         type: string
 
   kmsDescribeIdentityResponse:
-      type: object
-      properties:
-        policy:
-          type: string
-        identity:
-          type: string
-        admin:
-          type: boolean
-        createdAt:
-          type: string
-        createdBy:
-          type: string
+    type: object
+    properties:
+      policy:
+        type: string
+      identity:
+        type: string
+      admin:
+        type: boolean
+      createdAt:
+        type: string
+      createdBy:
+        type: string
   kmsDescribeSelfIdentityResponse:
-      type: object
-      properties:
-        identity:
-          type: string
-        policyName:
-          type: string
-        admin:
-          type: boolean
-        createdAt:
-          type: string
-        createdBy:
-          type: string
-        policy:
-          $ref: "#/definitions/kmsGetPolicyResponse"
+    type: object
+    properties:
+      identity:
+        type: string
+      policyName:
+        type: string
+      admin:
+        type: boolean
+      createdAt:
+        type: string
+      createdBy:
+        type: string
+      policy:
+        $ref: "#/definitions/kmsGetPolicyResponse"
   kmsListIdentitiesResponse:
-      type: object
-      properties:
-        results:
-          type: array
-          items:
-            $ref: "#/definitions/kmsIdentityInfo"
+    type: object
+    properties:
+      results:
+        type: array
+        items:
+          $ref: "#/definitions/kmsIdentityInfo"
   kmsIdentityInfo:
     type: object
     properties:
@@ -5514,7 +5525,7 @@ definitions:
       errorEvents:
         type: integer
       latencyHistogram:
-        $ref:  "#/definitions/kmsLatencyHistogram"
+        $ref: "#/definitions/kmsLatencyHistogram"
       uptime:
         type: integer
       cpus: