annotate mod_strict_https/mod_strict_https.lua @ 2462:81127dcdb326

mod_csi_pump/README: Add note about being unsupported in combination with other CSI modules
author Kim Alvefur <zash@zash.se>
date Tue, 24 Jan 2017 12:28:46 +0100
parents efa9c1676d1f
children b3158647cb36
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
861
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 -- HTTP Strict Transport Security
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
2 -- https://tools.ietf.org/html/rfc6797
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
3
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
4 module:set_global();
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
5
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6 local http_server = require "net.http.server";
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7
863
efa9c1676d1f mod_strict_https: Correct underscore to hypen in max-age directive
Kim Alvefur <zash@zash.se>
parents: 861
diff changeset
8 local hsts_header = module:get_option_string("hsts_header", "max-age=31556952"); -- This means "Don't even try to access without HTTPS for a year"
861
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 local _old_send_response;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 local _old_fire_event;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 local modules = {};
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
15 function module.load()
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16 _old_send_response = http_server.send_response;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17 function http_server.send_response(response, body)
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
18 response.headers.strict_transport_security = hsts_header;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
19 return _old_send_response(response, body);
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
20 end
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
21
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22 _old_fire_event = http_server._events.fire_event;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23 function http_server._events.fire_event(event, payload)
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 local request = payload.request;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
25 local host = event:match("^[A-Z]+ ([^/]+)");
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
26 local module = modules[host];
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27 if module and not request.secure then
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
28 payload.response.headers.location = module:http_url(request.path);
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29 return 301;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 end
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31 return _old_fire_event(event, payload);
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 end
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 end
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34 function module.unload()
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 http_server.send_response = _old_send_response;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36 http_server._events.fire_event = _old_fire_event;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37 end
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38 function module.add_host(module)
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39 local http_host = module:get_option_string("http_host", module.host);
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
40 modules[http_host] = module;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
41 function module.unload()
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
42 modules[http_host] = nil;
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
43 end
1b34c8e46ffb mod_strict_https: New module implementing HTTP Strict Transport Security
Kim Alvefur <zash@zash.se>
parents:
diff changeset
44 end