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misc/systemd/socket-activation.lua @ 6281:9d88c3d9eea5
mod_http_oauth2: Enforce the registered grant types
Thus a client can limit itself to certain grant types.
Not sure if this prevents any attacks, but what was the point of
including this in the registration if it was not going to be enforced?
This became easier to do with client_id being available earlier.
| author | Kim Alvefur <zash@zash.se> |
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| date | Mon, 02 Jun 2025 20:55:20 +0200 |
| parent | 2352:3296a09b4e57 |
| rev | line source |
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misc/systemd: Experimental files for enabling socket activation
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1 -- Monkeypatch to support socket activation |
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2 -- |
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3 -- Requires LuaSocket after "agnostic" changes merged |
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4 -- |
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5 -- To enable: |
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6 -- RunScript "socket-activation.lua" |
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7 |
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8 local socket = require"socket"; |
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9 local tcp_serv_mt = debug.getregistry()["tcp{server}"]; |
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10 local socket_bind = socket.bind; |
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11 |
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12 local SD_LISTEN_FDS_START = 3; |
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13 |
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14 local fds = tonumber(os.getenv"LISTEN_FDS") or 0; |
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15 |
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16 if fds < SD_LISTEN_FDS_START then return; end |
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17 |
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18 local servs = {}; |
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19 |
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20 for i = 1, fds do |
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21 local serv = socket.tcp(); |
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22 if serv:getfd() >= 0 then |
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23 return; -- This won't work, we will leak the old FD |
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24 end |
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25 debug.setmetatable(serv, tcp_serv_mt); |
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26 serv:setfd(SD_LISTEN_FDS_START + i - 1); |
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27 local ip, port = serv:getsockname(); |
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28 servs [ ip .. ":" .. port ] = serv; |
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29 end |
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30 |
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31 function socket.bind( ip, port, backlog ) |
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32 local sock = servs [ ip .. ":" .. port ]; |
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33 if sock then |
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34 servs [ ip .. ":" .. port ] = nil; |
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35 return sock; |
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36 end |
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37 if next(servs) == nil then |
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38 -- my work here is done |
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39 socket.bind = socket_bind; |
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40 end |
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41 return socket_bind( ip, port, backlog ); |
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42 end |
