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mod_firewall/marks.lib.lua @ 5623:59d5fc50f602
mod_http_oauth2: Implement refresh token rotation
Makes refresh tokens one-time-use, handing out a new refresh token with
each access token. Thus if a refresh token is stolen and used by an
attacker, the next time the legitimate client tries to use the previous
refresh token, it will not work and the attack will be noticed. If the
attacker does not use the refresh token, it becomes invalid after the
legitimate client uses it.
This behavior is recommended by draft-ietf-oauth-security-topics
author | Kim Alvefur <zash@zash.se> |
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date | Sun, 23 Jul 2023 02:56:08 +0200 |
parent | 5542:048284447643 |
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local mark_storage = module:open_store("firewall_marks"); local mark_map_storage = module:open_store("firewall_marks", "map"); local user_sessions = prosody.hosts[module.host].sessions; module:hook("firewall/marked/user", function (event) local user = user_sessions[event.username]; local marks = user and user.firewall_marks; if user and not marks then -- Load marks from storage to cache on the user object marks = mark_storage:get(event.username) or {}; user.firewall_marks = marks; --luacheck: ignore 122 end if marks then marks[event.mark] = event.timestamp; end local ok, err = mark_map_storage:set(event.username, event.mark, event.timestamp); if not ok then module:log("error", "Failed to mark user %q with %q: %s", event.username, event.mark, err); end return true; end, -1); module:hook("firewall/unmarked/user", function (event) local user = user_sessions[event.username]; local marks = user and user.firewall_marks; if marks then marks[event.mark] = nil; end local ok, err = mark_map_storage:set(event.username, event.mark, nil); if not ok then module:log("error", "Failed to unmark user %q with %q: %s", event.username, event.mark, err); end return true; end, -1);