retry on cloudflare timeout

Author: Manish Rawat

src/api/mod.rs

@@ -70,6 +70,7 @@ const RETRY_STATUS_CODES: &[u32] = &[
     http::HTTP_STATUS_503_SERVICE_UNAVAILABLE,
     http::HTTP_STATUS_504_GATEWAY_TIMEOUT,
     http::HTTP_STATUS_507_INSUFFICIENT_STORAGE,
+    http::HTTP_STATUS_524_CLOUDFLARE_TIMEOUT,
 ];
 
 /// Helper for the API access.

src/utils/http.rs

@@ -10,6 +10,7 @@ pub const HTTP_STATUS_502_BAD_GATEWAY: u32 = 502;
 pub const HTTP_STATUS_503_SERVICE_UNAVAILABLE: u32 = 503;
 pub const HTTP_STATUS_504_GATEWAY_TIMEOUT: u32 = 504;
 pub const HTTP_STATUS_507_INSUFFICIENT_STORAGE: u32 = 507;
+pub const HTTP_STATUS_524_CLOUDFLARE_TIMEOUT: u32 = 524;
 
 lazy_static! {
     static ref LINK_TOKEN_RE: Regex = Regex::new(