Replace generic HTTP status codes in the API controller (#4710)

* Add http status codes constants

* Replace internal server errors for service unavailable

* Added changelog and made the error constant an enum

* Add HTTP status unit test

* Update CHANGELOG.md

Co-authored-by: Álex <alejandro.ruiz.becerra@wazuh.com>

CHANGELOG.md

@@ -25,6 +25,7 @@ All notable changes to the Wazuh app project will be documented in this file.
 - Fixed a bug where the Wazuh logo was used instead of the custom one [#4539](https://github.com/wazuh/wazuh-kibana-app/pull/4539)
 - Fixed rendering problems of the `Agent Overview` section in low resolutions [#4516](https://github.com/wazuh/wazuh-kibana-app/pull/4516)
 - Fixed issue when logging out from Wazuh when SAML is enabled [#4595](https://github.com/wazuh/wazuh-kibana-app/issues/4595)
+- Fixed server errors with code 500 when the Wazuh API is not reachable / up. [#4710](https://github.com/wazuh/wazuh-kibana-app/pull/4710)
 - Fixed pagination to SCA table [#4653](https://github.com/wazuh/wazuh-kibana-app/issues/4653)
 
 ## Wazuh v4.3.9 - Kibana 7.10.2, 7.16.x, 7.17.x - Revision 4310

common/constants.ts

@@ -416,3 +416,63 @@ export const DOCUMENTATION_WEB_BASE_URL = "https://documentation.wazuh.com";
 
 // Default Elasticsearch user name context
 export const ELASTIC_NAME = 'elastic';
+
+
+export enum HTTP_STATUS_CODES {
+  CONTINUE = 100,
+  SWITCHING_PROTOCOLS = 101,
+  PROCESSING = 102,
+  OK = 200,
+  CREATED = 201,
+  ACCEPTED = 202,
+  NON_AUTHORITATIVE_INFORMATION = 203,
+  NO_CONTENT = 204,
+  RESET_CONTENT = 205,
+  PARTIAL_CONTENT = 206,
+  MULTI_STATUS = 207,
+  MULTIPLE_CHOICES = 300,
+  MOVED_PERMANENTLY = 301,
+  MOVED_TEMPORARILY = 302,
+  SEE_OTHER = 303,
+  NOT_MODIFIED = 304,
+  USE_PROXY = 305,
+  TEMPORARY_REDIRECT = 307,
+  PERMANENT_REDIRECT = 308,
+  BAD_REQUEST = 400,
+  UNAUTHORIZED = 401,
+  PAYMENT_REQUIRED = 402,
+  FORBIDDEN = 403,
+  NOT_FOUND = 404,
+  METHOD_NOT_ALLOWED = 405,
+  NOT_ACCEPTABLE = 406,
+  PROXY_AUTHENTICATION_REQUIRED = 407,
+  REQUEST_TIMEOUT = 408,
+  CONFLICT = 409,
+  GONE = 410,
+  LENGTH_REQUIRED = 411,
+  PRECONDITION_FAILED = 412,
+  REQUEST_TOO_LONG = 413,
+  REQUEST_URI_TOO_LONG = 414,
+  UNSUPPORTED_MEDIA_TYPE = 415,
+  REQUESTED_RANGE_NOT_SATISFIABLE = 416,
+  EXPECTATION_FAILED = 417,
+  IM_A_TEAPOT = 418,
+  INSUFFICIENT_SPACE_ON_RESOURCE = 419,
+  METHOD_FAILURE = 420,
+  MISDIRECTED_REQUEST = 421,
+  UNPROCESSABLE_ENTITY = 422,
+  LOCKED = 423,
+  FAILED_DEPENDENCY = 424,
+  PRECONDITION_REQUIRED = 428,
+  TOO_MANY_REQUESTS = 429,
+  REQUEST_HEADER_FIELDS_TOO_LARGE = 431,
+  UNAVAILABLE_FOR_LEGAL_REASONS = 451,
+  INTERNAL_SERVER_ERROR = 500,
+  NOT_IMPLEMENTED = 501,
+  BAD_GATEWAY = 502,
+  SERVICE_UNAVAILABLE = 503,
+  GATEWAY_TIMEOUT = 504,
+  HTTP_VERSION_NOT_SUPPORTED = 505,
+  INSUFFICIENT_STORAGE = 507,
+  NETWORK_AUTHENTICATION_REQUIRED = 511
+}