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DTLS: Disable QueryMTU for openssl, or the packet get fragmented

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This commit is contained in:
winlin 2021-03-09 07:22:11 +08:00
parent 079c54bbe7
commit 3a5d88b435
1 changed files with 5 additions and 0 deletions
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5
trunk/src/app/srs_app_rtc_dtls.cpp
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@ -418,6 +418,11 @@ srs_error_t SrsDtlsImpl::initialize(std::string version)
SSL_set_ex_data(dtls, 0, this); SSL_set_ex_data(dtls, 0, this);
SSL_set_info_callback(dtls, ssl_on_info); SSL_set_info_callback(dtls, ssl_on_info);
// set dtls fragment
// @see https://stackoverflow.com/questions/62413602/openssl-server-packets-get-fragmented-into-270-bytes-per-packet
SSL_set_options(dtls, SSL_OP_NO_QUERY_MTU);
SSL_set_mtu(dtls, kRtpPacketSize);
if ((bio_in = BIO_new(BIO_s_mem())) == NULL) { if ((bio_in = BIO_new(BIO_s_mem())) == NULL) {
return srs_error_new(ERROR_OpenSslBIONew, "BIO_new in"); return srs_error_new(ERROR_OpenSslBIONew, "BIO_new in");
} }