Server usage in admin

server/mergin/auth/api.yaml

@@ -311,6 +311,28 @@ paths:
           $ref: "#/components/responses/Forbidden"
         "404":
           $ref: "#/components/responses/NotFoundResp"
+  /app/admin/usage:
+    get:
+      tags:
+        - user
+        - admin
+        - project
+      summary: Get server usage statistics
+      description: List server storage, projects, active contributors for admin
+      operationId: mergin.auth.controller.get_server_usage
+      responses:
+        "200":
+          description: Server usage details
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/ServerUsage"
+        "400":
+          $ref: "#/components/responses/BadStatusResp"
+        "401":
+          $ref: "#/components/responses/UnauthorizedError"
+        "403":
+          $ref: "#/components/responses/Forbidden"
   /app/auth/login:
     post:
       summary: Login
@@ -845,3 +867,28 @@ components:
         - reader
         - guest
       example: reader
+    ServerUsage:
+      type: object
+      properties:
+        active_monthly_contributors:
+          type: array
+          description: count of users who made a project change last months
+          items:
+            type: integer
+            example: 2
+        projects:
+          type: integer
+          description: total number of projects
+          example: 12
+        storage:
+          type: string
+          description: projest files size in bytes
+          example: 1024 kB
+        users:
+          type: integer
+          description: count of registered accounts
+          example: 6
+        workspaces:
+          type: integer
+          description: number of workspaces on the server
+          example: 3

server/mergin/auth/controller.py

@@ -6,7 +6,7 @@
 import pytz
 from datetime import datetime, timedelta
 from connexion import NoContent
-from sqlalchemy import func, desc, asc, or_
+from sqlalchemy import func, desc, asc
 from sqlalchemy.sql.operators import is_
 from flask import request, current_app, jsonify, abort, render_template
 from flask_login import login_user, logout_user, current_user
@@ -35,8 +35,9 @@
     UserChangePasswordForm,
     ApiLoginForm,
 )
-from ..app import DEPRECATION_API_MSG, db
-from ..utils import format_time_delta
+from ..app import db
+from ..sync.models import Project
+from ..sync.utils import files_size
 
 
 # public endpoints
@@ -498,3 +499,20 @@ def get_user_info():
         for inv in invitations
     ]
     return user_info, 200
+
+
+@auth_required(permissions=["admin"])
+def get_server_usage():
+    data = {
+        "active_monthly_contributors": [
+            current_app.ws_handler.monthly_contributors_count(),
+            current_app.ws_handler.monthly_contributors_count(month_offset=1),
+            current_app.ws_handler.monthly_contributors_count(month_offset=2),
+            current_app.ws_handler.monthly_contributors_count(month_offset=3),
+        ],
+        "projects": Project.query.count(),
+        "storage": files_size(),
+        "users": User.query.count(),
+        "workspaces": current_app.ws_handler.workspace_count(),
+    }
+    return data, 200

server/mergin/sync/public_api_controller.py

@@ -12,7 +12,6 @@
 from typing import Dict
 from urllib.parse import quote
 import uuid
-from time import time
 from datetime import datetime
 import psycopg2
 from blinker import signal

server/mergin/sync/utils.py

@@ -9,12 +9,12 @@
 import secrets
 from threading import Timer
 from uuid import UUID
-from connexion import NoContent
 from shapely import wkb
 from shapely.errors import ShapelyError
 from gevent import sleep
 from flask import Request
 from typing import Optional
+from sqlalchemy import text
 
 
 def generate_checksum(file, chunk_size=4096):
@@ -304,3 +304,36 @@ def split_project_path(project_path):
 def get_device_id(request: Request) -> Optional[str]:
     """Get device uuid from http header X-Device-Id"""
     return request.headers.get("X-Device-Id")
+
+
+def files_size():
+    """Get total size of all files"""
+    from mergin.app import db
+
+    files_size = text(
+        f"""
+        WITH partials AS (
+            WITH latest_files AS (
+                SELECT distinct unnest(file_history_ids) AS file_id
+                FROM latest_project_files pf
+            )
+            SELECT
+                SUM(size)
+            FROM file_history
+            WHERE change = 'create'::push_change_type OR change = 'update'::push_change_type
+            UNION
+            SELECT
+                SUM(COALESCE((diff ->> 'size')::bigint, 0))
+            FROM file_history
+            WHERE change = 'update_diff'::push_change_type
+            UNION
+            SELECT
+                SUM(size)
+            FROM latest_files lf
+            LEFT OUTER JOIN file_history fh ON fh.id = lf.file_id
+            WHERE fh.change = 'update_diff'::push_change_type
+        )
+        SELECT pg_size_pretty(SUM(sum)) FROM partials;
+        """
+    )
+    return db.session.execute(files_size).scalar()

server/mergin/sync/workspace.py

@@ -255,15 +255,15 @@ def workspace_count():
         return 1
 
     @staticmethod
-    def monthly_contributors_count():
+    def monthly_contributors_count(month_offset=0):
         today = datetime.now(timezone.utc)
         year = today.year
         month = today.month
         return (
             db.session.query(ProjectVersion.author_id)
             .filter(
                 extract("year", ProjectVersion.created) == year,
-                extract("month", ProjectVersion.created) == month,
+                extract("month", ProjectVersion.created) == month - month_offset,
             )
             .group_by(ProjectVersion.author_id)
             .count()

server/migrations/community/1ab5b02ce532_version_author_name_to_user_id.py

@@ -1,7 +1,7 @@
 """Migrage project version author name to user.id
 
 Revision ID: 1ab5b02ce532
-Revises: 57d0de13ce4a
+Revises: 1c23e3be03a3
 Create Date: 2024-09-06 14:01:40.668483
 
 """

web-app/packages/admin-app/src/modules/layout/components/Sidebar.vue

@@ -13,6 +13,12 @@ import { useRoute } from 'vue-router'
 const route = useRoute()
 
 const sidebarItems = computed<SideBarItemModel[]>(() => [
+  {
+    title: 'Overview',
+    to: '/overview',
+    icon: 'ti ti-layout-dashboard',
+    active: route.matched.some((item) => item.name === AdminRoutes.OVERVIEW)
+  },
   {
     title: 'Accounts',
     to: '/accounts',

web-app/packages/admin-app/src/router.ts

@@ -12,7 +12,8 @@ import {
   ProjectFilesView,
   ProjectSettingsView,
   ProjectVersionView,
-  ProjectVersionsView
+  ProjectVersionsView,
+  OverviewView
 } from '@mergin/admin-lib'
 import {
   NotFoundView,
@@ -48,7 +49,7 @@ export const createRouter = (pinia: Pinia) => {
       {
         path: '/',
         name: 'admin',
-        redirect: '/accounts'
+        redirect: '/overview'
       },
       {
         path: '/accounts',
@@ -144,6 +145,16 @@ export const createRouter = (pinia: Pinia) => {
           header: AppHeader
         },
         props: true
+      },
+      {
+        path: '/overview',
+        name: AdminRoutes.OVERVIEW,
+        components: {
+          default: OverviewView,
+          sidebar: Sidebar,
+          header: AppHeader
+        },
+        props: true
       }
     ]
   })

web-app/packages/admin-lib/components.d.ts

@@ -15,6 +15,7 @@ declare module 'vue' {
     PInputSwitch: typeof import('primevue/inputswitch')['default']
     PInputText: typeof import('primevue/inputtext')['default']
     PPassword: typeof import('primevue/password')['default']
+    PProgressBar: typeof import('primevue/progressbar')['default']
     PTabPanel: typeof import('primevue/tabpanel')['default']
     PTabView: typeof import('primevue/tabview')['default']
     RouterLink: typeof import('vue-router')['RouterLink']

web-app/packages/admin-lib/src/modules/admin/adminApi.ts

@@ -3,8 +3,6 @@
 // SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-MerginMaps-Commercial
 
 import {
-  ApiRequestSuccessInfo,
-  errorUtils,
   LoginData,
   PaginatedUsersParams,
   UserProfileResponse,
@@ -14,13 +12,13 @@ import { AxiosResponse } from 'axios'
 
 import { AdminModule } from '@/modules/admin/module'
 import {
-  UsersParams,
   UpdateUserData,
   UsersResponse,
   LatestServerVersionResponse,
   CreateUserData,
   PaginatedAdminProjectsResponse,
-  PaginatedAdminProjectsParams
+  PaginatedAdminProjectsParams,
+  ServerUsageResponse
 } from '@/modules/admin/types'
 
 export const AdminApi = {
@@ -98,5 +96,9 @@ export const AdminApi = {
       `/app/project/removed-project/restore/${id}`,
       null
     )
+  },
+
+  async getServerUsage(): Promise<AxiosResponse<ServerUsageResponse>> {
+    return AdminModule.httpService.get('/app/admin/usage', )
   }
 }

web-app/packages/admin-lib/src/modules/admin/routes.ts

@@ -7,6 +7,7 @@ import { RouteRecord } from 'vue-router'
 export enum AdminRoutes {
   ACCOUNTS = 'accounts',
   ACCOUNT = 'account',
+  OVERVIEW = 'overview',
   PROJECTS = 'projects',
   PROJECT = 'project',
   SETTINGS = 'settings',

web-app/packages/admin-lib/src/modules/admin/store.ts

@@ -22,7 +22,7 @@ import { AdminApi } from '@/modules/admin/adminApi'
 import {
   LatestServerVersionResponse,
   PaginatedAdminProjectsParams,
-  PaginatedAdminProjectsResponse,
+  PaginatedAdminProjectsResponse, ServerUsageResponse,
   UpdateUserPayload,
   UsersResponse
 } from '@/modules/admin/types'
@@ -112,6 +112,9 @@ export const useAdminStore = defineStore('adminModule', {
     setIsServerConfigHidden(value: boolean) {
       this.isServerConfigHidden = value
     },
+    setUsage(data: ServerUsageResponse){
+      this.usage = data
+    },
 
     async fetchUsers(payload: { params: PaginatedUsersParams }) {
       const notificationStore = useNotificationStore()
@@ -313,6 +316,16 @@ export const useAdminStore = defineStore('adminModule', {
           text: 'Unable to remove project'
         })
       }
+    },
+
+    async getServerUsage() {
+      const notificationStore = useNotificationStore()
+      try {
+        const response = await AdminApi.getServerUsage()
+        this.setUsage(response.data)
+      } catch (e) {
+        notificationStore.error({ text: errorUtils.getErrorMessage(e) })
+      }
     }
   }
 })

web-app/packages/admin-lib/src/modules/admin/types.ts

@@ -68,4 +68,15 @@ export type PaginatedAdminProjectsResponse =
 export interface PaginatedAdminProjectsParams extends PaginatedRequestParams {
   like?: string
 }
+
+export type ServerUsageResponse = ServerUsage
+
+export interface ServerUsage {
+  active_monthly_contributors: number[]
+  projects: number
+  storage: string
+  users: number
+  workspaces: number
+}
+
 /* eslint-enable camelcase */