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fix: workaround HSTS upgrading to HTTPS for HTTP trackers (#5969)

This commit is contained in:
Yat Ho 2023-09-04 07:26:39 +08:00 committed by Charles Kerr
parent bcab17f963
commit 4bb205d440
1 changed files with 15 additions and 16 deletions
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31
libtransmission/web.cc
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@ -166,7 +166,7 @@ public:
curl_ca_bundle = std::move(bundle);
}
shareEverything();
share_setopt();
if (curl_ssl_verify)
{
@ -757,24 +757,23 @@ public:
return curlsh_.get();
}
void shareEverything()
void share_setopt()
{
// Tell curl to share whatever it can.
// https://curl.se/libcurl/c/CURLSHOPT_SHARE.html
//
// The user's system probably has a different version of curl than
// we're compiling with; so instead of listing fields by name, just
// loop until curl says we've exhausted the list.
// Do *not* share HSTS cache
// https://github.com/transmission/transmission/issues/5199
auto* const sh = shared();
for (long type = CURL_LOCK_DATA_COOKIE;; ++type)
{
if (curl_share_setopt(sh, CURLSHOPT_SHARE, type) != CURLSHE_OK)
{
tr_logAddDebug(fmt::format("CURLOPT_SHARE ended at {}", type));
return;
}
}
curl_share_setopt(sh, CURLSHOPT_SHARE, CURL_LOCK_DATA_COOKIE);
curl_share_setopt(sh, CURLSHOPT_SHARE, CURL_LOCK_DATA_DNS);
#if LIBCURL_VERSION_NUM >= 0x071700 /* 7.23.0 */
curl_share_setopt(sh, CURLSHOPT_SHARE, CURL_LOCK_DATA_SSL_SESSION);
#endif
#if LIBCURL_VERSION_NUM >= 0x073900 /* 7.57.0 */
curl_share_setopt(sh, CURLSHOPT_SHARE, CURL_LOCK_DATA_CONNECT);
#endif
#if LIBCURL_VERSION_NUM >= 0x073D00 /* 7.61.0 */
curl_share_setopt(sh, CURLSHOPT_SHARE, CURL_LOCK_DATA_PSL);
#endif
}
static inline auto curl_init_flag = std::once_flag{};