Update default value of applications_settings.max_import_size to 0

  - Change `max_import_size` from 50 to 0 so it is unlimited,
    instead of being too big of a restriction by default

app/models/application_setting_implementation.rb

@@ -96,7 +96,7 @@ module ApplicationSettingImplementation
         login_recaptcha_protection_enabled: false,
         max_artifacts_size: Settings.artifacts['max_size'],
         max_attachment_size: Settings.gitlab['max_attachment_size'],
-        max_import_size: 50,
+        max_import_size: 0,
         minimum_password_length: DEFAULT_MINIMUM_PASSWORD_LENGTH,
         mirror_available: true,
         notify_on_unknown_sign_in: true,

changelogs/unreleased/georgekoltsov-update-max-import-size-default-value.yml

+---
+title: Update default value of applications_settings.max_import_size to 0
+merge_request: 51229
+author:
+type: other

db/migrate/20210108161039_update_max_import_size_default.rb

+# frozen_string_literal: true
+
+class UpdateMaxImportSizeDefault < ActiveRecord::Migration[6.0]
+  DOWNTIME = false
+
+  def change
+    change_column_default(:application_settings, :max_import_size, from: 50, to: 0)
+  end
+end

db/schema_migrations/20210108161039

+7888a82e3bbc1f4c78badcbe8335ac823ebdedec843a9d90f91cf0d5c169a191
\ No newline at end of file

db/structure.sql

@@ -9340,7 +9340,7 @@ CREATE TABLE application_settings (
     spam_check_endpoint_enabled boolean DEFAULT false NOT NULL,
     elasticsearch_pause_indexing boolean DEFAULT false NOT NULL,
     repository_storages_weighted jsonb DEFAULT '{}'::jsonb NOT NULL,
-    max_import_size integer DEFAULT 50 NOT NULL,
+    max_import_size integer DEFAULT 0 NOT NULL,
     enforce_pat_expiration boolean DEFAULT true NOT NULL,
     compliance_frameworks smallint[] DEFAULT '{}'::smallint[] NOT NULL,
     notify_on_unknown_sign_in boolean DEFAULT true NOT NULL,

doc/api/group_import_export.md

@@ -93,7 +93,7 @@ curl --request POST --header "PRIVATE-TOKEN: <your_access_token>" --form "name=i
 ```
 
 NOTE:
-The maximum import file size can be set by the Administrator, default is 50MB.
+The maximum import file size can be set by the Administrator, default is `0` (unlimited).
 As an administrator, you can modify the maximum import file size. To do so, use the `max_import_size` option in the [Application settings API](settings.md#change-application-settings) or the [Admin UI](../user/admin_area/settings/account_and_limit_settings.md).
 
 ## Important notes

doc/api/project_import_export.md

@@ -193,7 +193,7 @@ requests.post(url, headers=headers, data=data, files=files)
 ```
 
 NOTE:
-The maximum import file size can be set by the Administrator, default is 50MB.
+The maximum import file size can be set by the Administrator, default is `0` (unlimited)..
 As an administrator, you can modify the maximum import file size. To do so, use the `max_import_size` option in the [Application settings API](settings.md#change-application-settings) or the [Admin UI](../user/admin_area/settings/account_and_limit_settings.md).
 
 ## Import status

doc/api/settings.md

@@ -306,7 +306,7 @@ listed in the descriptions of the relevant settings.
 | `maintenance_mode`                       | boolean          | no                                   | **(PREMIUM)** When instance is in maintenance mode, non-admin users can sign in with read-only access and make read-only API requests |
 | `max_artifacts_size`                     | integer          | no                                   | Maximum artifacts size in MB |
 | `max_attachment_size`                    | integer          | no                                   | Limit attachment size in MB |
-| `max_import_size`                        | integer          | no                                   | Maximum import size in MB. 0 for unlimited. Default = 50 |
+| `max_import_size`                        | integer          | no                                   | Maximum import size in MB. 0 for unlimited. Default = 0 (unlimited) |
 | `max_pages_size`                         | integer          | no                                   | Maximum size of pages repositories in MB |
 | `max_personal_access_token_lifetime`     | integer          | no                                   | **(ULTIMATE ONLY)** Maximum allowable lifetime for personal access tokens in days |
 | `metrics_method_call_threshold`          | integer          | no                                   | A method call is only tracked when it takes longer than the given amount of milliseconds. |

doc/user/gitlab_com/index.md

@@ -114,7 +114,7 @@ or over the repository size limit, you can [reduce your repository size with Git
 | Setting                       | GitLab.com  | Default       |
 | -----------                   | ----------- | ------------- |
 | [Repository size including LFS](../admin_area/settings/account_and_limit_settings.md) | 10 GB       | Unlimited     |
-| Maximum import size           | 5 GB        | 50 MB         |
+| Maximum import size           | 5 GB        | Unlimited     |
 
 NOTE:
 `git push` and GitLab project imports are limited to 5 GB per request through Cloudflare. Git LFS and imports other than a file upload are not affected by this limit.

doc/user/group/settings/import_export.md

@@ -76,7 +76,7 @@ For more details on the specific data persisted in a group export, see the
    file from there by clicking **Download export**, or generate a new file by clicking **Regenerate export**.
 
 NOTE:
-The maximum import file size can be set by the Administrator, default is 50MB.
+The maximum import file size can be set by the Administrator, default is `0` (unlimited).
 As an administrator, you can modify the maximum import file size. To do so, use the `max_import_size` option in the [Application settings API](../../../api/settings.md#change-application-settings) or the [Admin UI](../../admin_area/settings/account_and_limit_settings.md).
 
 ### Between CE and EE

doc/user/project/settings/import_export.md

@@ -179,7 +179,7 @@ If use of the `Internal` visibility level
 all imported projects are given the visibility of `Private`.
 
 NOTE:
-The maximum import file size can be set by the Administrator, default is 50MB.
+The maximum import file size can be set by the Administrator, default is `0` (unlimited).
 As an administrator, you can modify the maximum import file size. To do so, use the `max_import_size` option in the [Application settings API](../../../api/settings.md#change-application-settings) or the [Admin Area UI](../../admin_area/settings/account_and_limit_settings.md).
 
 ### Project import status