Mercurial > prosody-modules
annotate mod_c2s_limit_sessions/mod_c2s_limit_sessions.lua @ 5448:9d542e86e19a
mod_http_oauth2: Allow requesting a subset of scopes on token refresh
This enables clients to request access tokens with fewer permissions
than the grant they were given, reducing impact of token leak. Clients
could e.g. request access tokens with some privileges and immediately
revoke them after use, or other strategies.
| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Thu, 11 May 2023 21:40:09 +0200 |
| parents | f581210093a7 |
| children | 317fb60e8cad |
| rev | line source |
|---|---|
|
1365
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
1 -- mod_c2s_limit_sessions |
|
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
2 |
|
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
3 local next, count = next, require "util.iterators".count; |
|
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
4 |
|
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
5 local max_resources = module:get_option_number("max_resources", 10); |
|
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
6 |
|
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
7 local sessions = hosts[module.host].sessions; |
|
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
8 module:hook("resource-bind", function(event) |
|
1366
f581210093a7
mod_c2s_limit_sessions: Fix global access
Kim Alvefur <zash@zash.se>
parents:
1365
diff
changeset
|
9 local session = event.session; |
|
f581210093a7
mod_c2s_limit_sessions: Fix global access
Kim Alvefur <zash@zash.se>
parents:
1365
diff
changeset
|
10 if count(next, sessions[session.username].sessions) > max_resources then |
|
1365
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
11 session:close{ condition = "policy-violation", text = "Too many resources" }; |
|
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
12 return false |
|
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
13 end |
|
ecc948f8d47d
mod_c2s_limit_sessions: Limit number of resources a user may connect
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
|
14 end, -1); |
