Enable PCRE-JIT compilation of regular expressions.

Author: GUI

CHANGELOG.md

@@ -4,6 +4,7 @@
 
 ### Changed
 - Eliminate dependency on GNU version of the `date` command line utility to improve compatibility with Alpine Linux, BSDs, and others. Fixes warnings that may have started getting logged in v0.13.0. [#195](https://github.com/GUI/lua-resty-auto-ssl/issues/195)
+- Enable PCRE-JIT compilation of regular expressions used in code.
 
 ## 0.13.0 - 2019-09-30
 

lib/resty/auto-ssl/servers/challenge.lua

@@ -5,7 +5,7 @@
 return function(auto_ssl_instance)
   -- Extract the dynamic token filename part out of the URL path.
   local path = ngx.var.request_uri
-  local matches, match_err = ngx.re.match(path, "/([A-Za-z0-9\\-_]+)$")
+  local matches, match_err = ngx.re.match(path, "/([A-Za-z0-9\\-_]+)$", "jo")
   if not matches or not matches[1] then
     ngx.exit(ngx.HTTP_NOT_FOUND)
   elseif match_err then

lib/resty/auto-ssl/storage_adapters/file.lua

@@ -81,7 +81,7 @@ function _M.keys_with_suffix(self, suffix)
 
   local keys = {}
   for path in string.gmatch(result["output"], "[^\r\n]+") do
-    local filename = ngx.re.sub(path, ".*/", "")
+    local filename = ngx.re.sub(path, ".*/", "", "jo")
     local key = ngx.unescape_uri(filename)
     table.insert(keys, key)
   end