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QUIC QLOG: Rename QFILTER to OSSL_QFILTER

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Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Neil Horman <nhorman@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22037)
This commit is contained in:
Hugo Landau 2024-01-22 14:41:32 +00:00
parent f8fdc73e5b
commit 9dcad79795
2 changed files with 7 additions and 4 deletions
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4
doc/designs/quic-design/debugging.md
View File

@ -49,8 +49,8 @@ To enable QLOG you must:
- set the environment variable `QLOGDIR` to a directory where QLOG log files
are to be written;
- set the environment variable `QFILTER` to a filter specifying the events
you want to be written (set `QFILTER='*'` for all events).
- set the environment variable `OSSL_QFILTER` to a filter specifying the events
you want to be written (set `OSSL_QFILTER='*'` for all events).
Any process using the libssl QUIC implementation will then automatically write
QLOG files in the JSON-SEQ format to the specified directory. The files have the

7
ssl/quic/qlog.c
View File

@ -98,7 +98,7 @@ QLOG *ossl_qlog_new_from_env(const QLOG_TRACE_INFO *info)
{
QLOG *qlog = NULL;
const char *qlogdir = ossl_safe_getenv("QLOGDIR");
const char *qfilter = ossl_safe_getenv("QFILTER");
const char *qfilter = ossl_safe_getenv("OSSL_QFILTER");
char qlogdir_sep, *filename = NULL;
size_t i, l, strl;
@ -134,7 +134,10 @@ QLOG *ossl_qlog_new_from_env(const QLOG_TRACE_INFO *info)
if (!ossl_qlog_set_sink_filename(qlog, filename))
goto err;
if (qfilter != NULL && !ossl_qlog_set_filter(qlog, qfilter))
if (qfilter == NULL)
qfilter = "*";
if (!ossl_qlog_set_filter(qlog, qfilter))
goto err;
OPENSSL_free(filename);