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util/bit53.lua @ 13289:38c95544b7ee
mod_saslauth, mod_c2s: Disable tls-server-end-point channel binding by default
This channel binding method is now enabled when a hash is manually set in the
config, or it attempts to discover the hash automatically if the value is the
special string "auto".
A related change to mod_c2s prevents complicated certificate lookups in the
client connection hot path - this work now happens only when this channel
binding method is used. I'm not aware of anything else that uses ssl_cfg (vs
ssl_ctx).
Rationale for disabling by default:
- Minor performance impact in automatic cert detection
- This method is weak against a leaked/stolen private key (other methods such
as 'tls-exporter' would not be compromised in such a case)
Rationale for keeping the implementation:
- For some deployments, this may be the only method available (e.g. due to
TLS offloading in another process/server).
author | Matthew Wild <mwild1@gmail.com> |
---|---|
date | Thu, 26 Oct 2023 15:14:39 +0100 |
parent | 12365:af02b033bd7f |
child | 13449:9912baa541c0 |
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-- Only the operators needed by net.websocket.frames are provided at this point return { band = function (a, b, ...) local ret = a & b; if ... then for i = 1, select("#", ...) do ret = ret & (select(i, ...)); end end return ret; end; bor = function (a, b, ...) local ret = a | b; if ... then for i = 1, select("#", ...) do ret = ret | (select(i, ...)); end end return ret; end; bxor = function (a, b, ...) local ret = a ~ b; if ... then for i = 1, select("#", ...) do ret = ret ~ (select(i, ...)); end end return ret; end; rshift = function (a, n) return a >> n end; lshift = function (a, n) return a << n end; };