1. The problem I’m having: I am upgrading from Caddy 2.4.1 to 2.7.4. It’s been a couple of years that we’ve been using Caddy without issue. It’s time to upgrade, but I’m running into an issue with an HTTP expression matcher around this block of code in the Caddy file (NOTE: I use the json structure…

This should work: {http.request.header.Content-Length} != "" && int({http.request.header.Content-Length}) > 100 The problem is that requests with no Content-Length header will have the placeholder return an empty string, and "" can’t be converted to a number (arguably it should convert to 0 but …

Detecting HTTP Request Header Content-Length in an HTTP Match Expression

Help

Scott_Engle (Scott Engle) September 21, 2023, 8:26pm 2

This post:

seems to suggest that the syntax is correct, but it is three years old and I’m not sure if it is still valid.