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SSL: using SSL_CTX_set0_tmp_dh_pkey() with OpenSSL 3.0 in dhparam.

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Using PEM_read_bio_DHparams() and SSL_CTX_set_tmp_dh() is deprecated
as part of deprecating the low level DH functions in favor of EVP_PKEY:
https://git.openssl.org/?p=openssl.git;a=commitdiff;h=163f6dc
This commit is contained in:
Sergey Kandaurov 2021-08-10 23:43:16 +03:00
parent 1119577cff
commit e369936f69
1 changed files with 31 additions and 1 deletions
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32
src/event/ngx_event_openssl.c
View file

@ -1354,7 +1354,6 @@ ngx_ssl_passwords_cleanup(void *data)
ngx_int_t
ngx_ssl_dhparam(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *file)
{
DH *dh;
BIO *bio;
if (file->len == 0) {
@ -1372,6 +1371,10 @@ ngx_ssl_dhparam(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *file)
return NGX_ERROR;
}
#ifdef SSL_CTX_set_tmp_dh
{
DH *dh;
dh = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
if (dh == NULL) {
ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0,
@ -1389,6 +1392,33 @@ ngx_ssl_dhparam(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *file)
}
DH_free(dh);
}
#else
{
EVP_PKEY *dh;
/*
* PEM_read_bio_DHparams() and SSL_CTX_set_tmp_dh()
* are deprecated in OpenSSL 3.0
*/
dh = PEM_read_bio_Parameters(bio, NULL);
if (dh == NULL) {
ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0,
"PEM_read_bio_Parameters(\"%s\") failed", file->data);
BIO_free(bio);
return NGX_ERROR;
}
if (SSL_CTX_set0_tmp_dh_pkey(ssl->ctx, dh) != 1) {
ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0,
"SSL_CTX_set0_tmp_dh_pkey(\%s\") failed", file->data);
BIO_free(bio);
return NGX_ERROR;
}
}
#endif
BIO_free(bio);
return NGX_OK;