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author | root <root@rbsd.ankarstrom.se> | 2021-04-29 00:02:41 +0000 |
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committer | root <root@rbsd.ankarstrom.se> | 2021-04-29 00:11:29 +0000 |
commit | 96e026c1815f123e5a60ee106cb802fc841faa6c (patch) | |
tree | 5f410a9d50a757e21b104afc2d22a8a22551b60d /Inject.pm | |
parent | 6cac80b5c80e89ac46e8a8fc928aa98de183a47f (diff) | |
download | Apache-Inject-master.tar.gz |
Apparently, an Apache filter can be invoked more than once for a
single request, depending on the size of the contents [1].
Luckily, though, a filter can save state in the ctx field [1,2].
The solution isn't perfect, as it can't handle arbitrary long heads,
but they're very unlikely.
[1] https://httpd.apache.org/docs/2.4/developer/output-filters.html#invocation
[2] https://perl.apache.org/docs/2.0/user/handlers/filters.html#Introducing_Filters
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