Fix agent name validation

CHANGELOG.md

@@ -11,6 +11,7 @@ All notable changes to the Wazuh app project will be documented in this file.
 ### Fixed
 
 - Fixed problem when using non latin characters in the username [#6076](https://github.com/wazuh/wazuh-dashboard-plugins/pull/6076)
+- Fixed incorrect validation of the agent name on the Deploy new agent window [#6105](https://github.com/wazuh/wazuh-dashboard-plugins/pull/6105)
 
 ## Wazuh v4.7.0 - OpenSearch Dashboards 2.8.0 - Revision 01
 

plugins/main/public/controllers/register-agent/utils/validations.test.tsx

@@ -42,15 +42,23 @@ describe('Validations', () => {
     const invalidAgentName = '?';
     const result = validateAgentName(invalidAgentName);
     expect(result).toBe(
-      'The minimum length is 2 characters. The character is not valid. Allowed characters are A-Z, a-z, ".", "-", "_"',
+      'The minimum length is 2 characters. The character "?" is not valid. Allowed characters are A-Z, a-z, 0-9, ".", "-", "_"',
     );
   });
 
-  test('should return an error message for invalid format', () => {
+  test('should return an error message for invalid format of 1 character', () => {
     const invalidAgentName = 'agent$name';
     const result = validateAgentName(invalidAgentName);
     expect(result).toBe(
-      'The character is not valid. Allowed characters are A-Z, a-z, ".", "-", "_"',
+      'The character "$" is not valid. Allowed characters are A-Z, a-z, 0-9, ".", "-", "_"',
+    );
+  });
+
+  test('should return an error message for invalid format of more than 1 character', () => {
+    const invalidAgentName = 'agent$?name';
+    const result = validateAgentName(invalidAgentName);
+    expect(result).toBe(
+      'The characters "$,?" are not valid. Allowed characters are A-Z, a-z, 0-9, ".", "-", "_"',
     );
   });
 

plugins/main/public/controllers/register-agent/utils/validations.tsx

@@ -42,16 +42,26 @@ export const validateAgentName = (value: any) => {
   if (value.length === 0) {
     return undefined;
   }
-  const regex = /^[A-Za-z.\-_,]+$/;
+  let invalidCharacters = validateCharacters(value);
+  if (value.length < 2) {
+    return `The minimum length is 2 characters.${
+      invalidCharacters && ` ${invalidCharacters}`
+    }`;
+  }
+  return `${invalidCharacters}`;
+};
 
-  const isLengthValid = value.length >= 2 && value.length <= 63;
-  const isFormatValid = regex.test(value);
-  if (!isFormatValid && !isLengthValid) {
-    return 'The minimum length is 2 characters. The character is not valid. Allowed characters are A-Z, a-z, ".", "-", "_"';
-  } else if (!isLengthValid) {
-    return 'The minimum length is 2 characters.';
-  } else if (!isFormatValid) {
-    return 'The character is not valid. Allowed characters are A-Z, a-z, ".", "-", "_"';
+const validateCharacters = (value: any) => {
+  const regex = /^[a-z0-9.\-_,]+$/i;
+  const invalidCharacters = [
+    ...new Set(value.split('').filter(char => !regex.test(char))),
+  ];
+  if (invalidCharacters.length > 1) {
+    return `The characters "${invalidCharacters.join(
+      ',',
+    )}" are not valid. Allowed characters are A-Z, a-z, 0-9, ".", "-", "_"`;
+  } else if (invalidCharacters.length === 1) {
+    return `The character "${invalidCharacters[0]}" is not valid. Allowed characters are A-Z, a-z, 0-9, ".", "-", "_"`;
   }
   return '';
 };