Net::HTTP uses closed keep-alive connection, causing EOFError
Most HTTP servers close idle keep-alive connections after a timeout. For the client, this leads to the TCP socket reaching End-Of-File (EOF). Currently,
Net::HTTP does not check for EOF before reusing a keep-alive connection, causing an
For idempotent requests (for example GET), this does not do much harm, since Net::HTTP simply retries the request. But this does not work for requests that aren't idempotent like POST, so
HTTP#post will raise an unnecessary
My suggestion is to check for EOF before reusing a keep-alive connection.
I've prepared a Github PR for this: https://github.com/ruby/ruby/pull/1089