update index name regex

Signed-off-by: Shenoy Pratik <sgguruda@amazon.com>

common/constants/data_sources.ts

@@ -35,7 +35,7 @@ export const ACCELERATION_TIME_INTERVAL = [
 ];
 
 export const ACCELERATION_ADD_FIELDS_TEXT = '(add fields here)';
-export const ACCELERATION_INDEX_NAME_REGEX = /^[a-z][a-z_]*$/;
+export const ACCELERATION_INDEX_NAME_REGEX = /^[a-z0-9_]+$/;
 export const ACCELERATION_S3_URL_REGEX = /^(s3|s3a):\/\/[a-zA-Z0-9.\-]+/;
 export const SPARK_HIVE_TABLE_REGEX = /Provider:\s*hive/;
 export const TIMESTAMP_DATATYPE = 'timestamp';
@@ -60,7 +60,7 @@ export const ACCELERATION_INDEX_NAME_INFO = `All OpenSearch acceleration indices
 - 'Materialized View' indices also enable users to define their index name, but they do not have a suffix.
   - An example of a 'Materialized View' index name might look like: \`flint_mydatasource_mydb_mytable_myindexname\`.
 ##### Note:
-- All user given index names must be in lowercase letters. Index name cannot begin with underscores. Spaces, commas, and characters -, :, ", *, +, /, \, |, ?, #, >, or < are not allowed.  
+- All user given index names must be in lowercase letters, numbers and underscore. Spaces, commas, and characters -, :, ", *, +, /, \, |, ?, #, >, or < are not allowed.  
   `;
 
 export const SKIPPING_INDEX_ACCELERATION_METHODS = [

public/components/datasources/components/manage/accelerations/create_accelerations_flyout/create/__tests__/__snapshots__/create_acceleration.test.tsx.snap

@@ -1031,7 +1031,7 @@ Array [
                                   class="euiFormHelpText euiFormRow__text"
                                   id="random_html_id-help-0"
                                 >
-                                  Must be in lowercase letters. Cannot begin with underscores. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, >, or < are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
+                                  Must be in lowercase letters, numbers and underscore. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, >, or < are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
                                 </div>
                               </div>
                             </div>
@@ -2528,7 +2528,7 @@ Array [
                                     className="euiFormHelpText euiFormRow__text"
                                     id="random_html_id-help-0"
                                   >
-                                    Must be in lowercase letters. Cannot begin with underscores. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, &gt;, or &lt; are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
+                                    Must be in lowercase letters, numbers and underscore. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, &gt;, or &lt; are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
                                   </div>
                                 </div>
                               </div>,

public/components/datasources/components/manage/accelerations/create_accelerations_flyout/create/__tests__/utils.test.tsx

@@ -132,7 +132,7 @@ describe('validateRefreshInterval', () => {
 
 describe('validateIndexName', () => {
   it('should return an array with an error message when the index name is invalid', () => {
-    expect(validateIndexName('_invalid')).toEqual(['Enter a valid index name']);
+    expect(validateIndexName('Iinvalid')).toEqual(['Enter a valid index name']);
     expect(validateIndexName('-invalid')).toEqual(['Enter a valid index name']);
     expect(validateIndexName('InVal1d')).toEqual(['Enter a valid index name']);
     expect(validateIndexName('invalid_with spaces')).toEqual(['Enter a valid index name']);
@@ -147,9 +147,13 @@ describe('validateIndexName', () => {
 
   it('should use the ACCELERATION_INDEX_NAME_REGEX pattern to validate the index name', () => {
     expect(ACCELERATION_INDEX_NAME_REGEX.test('valid_name')).toBe(true);
+    expect(ACCELERATION_INDEX_NAME_REGEX.test('_valid_name')).toBe(true);
+    expect(ACCELERATION_INDEX_NAME_REGEX.test('23valid_name')).toBe(true);
+    expect(ACCELERATION_INDEX_NAME_REGEX.test('___1__')).toBe(true);
+    expect(ACCELERATION_INDEX_NAME_REGEX.test('23')).toBe(true);
     expect(ACCELERATION_INDEX_NAME_REGEX.test('invalid name')).toBe(false);
     expect(ACCELERATION_INDEX_NAME_REGEX.test('-invalid')).toBe(false);
-    expect(ACCELERATION_INDEX_NAME_REGEX.test('_invalid')).toBe(false);
+    expect(ACCELERATION_INDEX_NAME_REGEX.test('_invalid')).toBe(true);
     expect(ACCELERATION_INDEX_NAME_REGEX.test('invalid.')).toBe(false);
     expect(ACCELERATION_INDEX_NAME_REGEX.test('invalid<')).toBe(false);
     expect(ACCELERATION_INDEX_NAME_REGEX.test('invalid*')).toBe(false);

public/components/datasources/components/manage/accelerations/create_accelerations_flyout/create/utils.tsx

@@ -64,7 +64,7 @@ export const validateWatermarkDelay = (
 };
 
 export const validateIndexName = (value: string) => {
-  // Check if the value does not begin with underscores or hyphens and all characters are lower case
+  // Check if the value contains lower case letters, numbers and underscore
   return !ACCELERATION_INDEX_NAME_REGEX.test(value) ? ['Enter a valid index name'] : [];
 };
 

public/components/datasources/components/manage/accelerations/create_accelerations_flyout/selectors/__tests__/__snapshots__/define_index_options.test.tsx.snap

@@ -96,7 +96,7 @@ Array [
         className="euiFormHelpText euiFormRow__text"
         id="random_html_id-help-0"
       >
-        Must be in lowercase letters. Cannot begin with underscores. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, >, or < are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
+        Must be in lowercase letters, numbers and underscore. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, >, or < are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
       </div>
     </div>
   </div>,
@@ -200,7 +200,7 @@ Array [
         className="euiFormHelpText euiFormRow__text"
         id="random_html_id-help-0"
       >
-        Must be in lowercase letters. Cannot begin with underscores. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, &gt;, or &lt; are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
+        Must be in lowercase letters, numbers and underscore. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, &gt;, or &lt; are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
       </div>
     </div>
   </div>,
@@ -298,7 +298,7 @@ Array [
         className="euiFormHelpText euiFormRow__text"
         id="random_html_id-help-0"
       >
-        Must be in lowercase letters. Cannot begin with underscores. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, &gt;, or &lt; are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
+        Must be in lowercase letters, numbers and underscore. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, &gt;, or &lt; are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
       </div>
     </div>
   </div>,

public/components/datasources/components/manage/accelerations/create_accelerations_flyout/selectors/__tests__/__snapshots__/index_advanced_settings.test.tsx.snap

@@ -154,7 +154,7 @@ exports[`Advanced Index settings acceleration components renders acceleration in
                 className="euiFormHelpText euiFormRow__text"
                 id="random_html_id-help-0"
               >
-                Must be in lowercase letters. Cannot begin with underscores. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, >, or < are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
+                Must be in lowercase letters, numbers and underscore. Spaces, commas, and characters -, :, ", *, +, /, \\, |, ?, #, >, or < are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.
               </div>
             </div>
           </div>,

public/components/datasources/components/manage/accelerations/create_accelerations_flyout/selectors/define_index_options.tsx

@@ -91,7 +91,7 @@ export const DefineIndexOptions = ({
     <>
       <EuiFormRow
         label="Index name"
-        helpText='Must be in lowercase letters. Cannot begin with underscores. Spaces, commas, and characters -, :, ", *, +, /, \, |, ?, #, >, or < are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.'
+        helpText='Must be in lowercase letters, numbers and underscore. Spaces, commas, and characters -, :, ", *, +, /, \, |, ?, #, >, or < are not allowed. Prefix and suffix are added to the name of generated OpenSearch index.'
         isInvalid={hasError(accelerationFormData.formErrors, 'indexNameError')}
         error={accelerationFormData.formErrors.indexNameError}
         labelAppend={