feat: restrict concurrent operations (#9509)

* feat: restrict concurrent operations

* fix: skip after first error

Signed-off-by: mertmit <mertmit99@gmail.com>

---------

Signed-off-by: mertmit <mertmit99@gmail.com>

packages/nocodb/src/helpers/populateMeta.ts

@@ -274,8 +274,8 @@ export async function populateMeta(
   // await this.syncRelations();
 
   const tableMetasInsert = tables.map((table) => {
-    logger?.(`Populating meta for table '${table.title}'`);
     return async () => {
+      logger?.(`Populating meta for table '${table.title}'`);
       /* filter relation where this table is present */
       const tableRelations = relations.filter(
         (r) => r.tn === table.tn || r.rtn === table.tn,
@@ -386,6 +386,8 @@ export async function populateMeta(
           column.title = `${column.title}${c || ''}`;
           columnNames[column.title] = true;
 
+          logger?.(`Populating meta for column '${column.title}'`);
+
           const rel = column.hm || column.bt;
 
           const rel_column_id = (
@@ -429,8 +431,12 @@ export async function populateMeta(
           } catch (e) {
             console.log(e);
           }
+
+          logger?.(`Populated meta for column '${column.title}'`);
         }
       });
+
+      logger?.(`Populated meta for table '${table.title}'`);
     };
   });
 
@@ -462,7 +468,6 @@ export async function populateMeta(
   info.viewsCount = views.length;
 
   const viewMetasInsert = views.map((table) => {
-    logger?.(`Populating meta for view '${table.title}'`);
     return async () => {
       const columns = (
         await sqlClient.columnList({
@@ -501,6 +506,8 @@ export async function populateMeta(
           uidt: getColumnUiType(source, column),
         });
       }
+
+      logger?.(`Populated meta for view '${table.title}'`);
     };
   });
 

packages/nocodb/src/utils/NcHelp.ts

@@ -1,20 +1,45 @@
 import debug from 'debug';
+import PQueue from 'p-queue';
+import { Logger } from '@nestjs/common';
+
+const NC_EXECUTE_OPERATIONS_CONCURRENCY =
+  parseInt(process.env.NC_EXECUTE_OPERATIONS_CONCURRENCY) || 5;
 
 export default class NcHelp {
+  public static logger = new Logger('NcHelp');
+
   public static async executeOperations(
     fns: Array<() => Promise<any>>,
     dbType: string,
   ): Promise<any> {
-    if (dbType === 'oracledb' || dbType === 'mssql') {
+    const queue = new PQueue({
+      concurrency:
+        dbType === 'oracledb' || dbType === 'mssql'
+          ? 1
+          : NC_EXECUTE_OPERATIONS_CONCURRENCY,
+    });
+
+    const errors = [];
+
     for (const fn of fns) {
+      queue.add(async () => {
+        if (errors.length) {
+          return;
+        }
+
+        try {
           await fn();
+        } catch (e) {
+          this.logger.error(e);
+          errors.push(e);
         }
-    } else {
-      await Promise.all(
-        fns.map(async (f) => {
-          await f();
-        }),
-      );
+      });
+    }
+
+    await queue.onIdle();
+
+    if (errors.length) {
+      throw errors[0];
     }
   }