diff options
Diffstat (limited to 'modules/ssl')
| -rw-r--r-- | modules/ssl/mod_ssl.c | 5 | ||||
| -rw-r--r-- | modules/ssl/mod_ssl_openssl.h | 9 | ||||
| -rw-r--r-- | modules/ssl/ssl_engine_config.c | 15 | ||||
| -rw-r--r-- | modules/ssl/ssl_engine_init.c | 281 | ||||
| -rw-r--r-- | modules/ssl/ssl_engine_io.c | 51 | ||||
| -rw-r--r-- | modules/ssl/ssl_engine_kernel.c | 10 | ||||
| -rw-r--r-- | modules/ssl/ssl_engine_pphrase.c | 7 | ||||
| -rw-r--r-- | modules/ssl/ssl_private.h | 67 | ||||
| -rw-r--r-- | modules/ssl/ssl_util.c | 2 | ||||
| -rw-r--r-- | modules/ssl/ssl_util_ocsp.c | 5 | ||||
| -rw-r--r-- | modules/ssl/ssl_util_ssl.c | 35 | ||||
| -rw-r--r-- | modules/ssl/ssl_util_stapling.c | 14 |
12 files changed, 288 insertions, 213 deletions
diff --git a/modules/ssl/mod_ssl.c b/modules/ssl/mod_ssl.c index 5b8c4d5..fb66d18 100644 --- a/modules/ssl/mod_ssl.c +++ b/modules/ssl/mod_ssl.c @@ -25,8 +25,7 @@ */ #include "ssl_private.h" -#include "mod_ssl.h" -#include "mod_ssl_openssl.h" + #include "util_md5.h" #include "util_mutex.h" #include "ap_provider.h" @@ -75,11 +74,9 @@ static const command_rec ssl_config_cmds[] = { SSL_CMD_SRV(SessionCache, TAKE1, "SSL Session Cache storage " "('none', 'nonenotnull', 'dbm:/path/to/file')") -#if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) SSL_CMD_SRV(CryptoDevice, TAKE1, "SSL external Crypto Device usage " "('builtin', '...')") -#endif SSL_CMD_SRV(RandomSeed, TAKE23, "SSL Pseudo Random Number Generator (PRNG) seeding source " "('startup|connect builtin|file:/path|exec:/path [bytes]')") diff --git a/modules/ssl/mod_ssl_openssl.h b/modules/ssl/mod_ssl_openssl.h index d4f684f..e251bd9 100644 --- a/modules/ssl/mod_ssl_openssl.h +++ b/modules/ssl/mod_ssl_openssl.h @@ -30,14 +30,17 @@ /* OpenSSL headers */ -#ifndef SSL_PRIVATE_H #include <openssl/opensslv.h> -#if (OPENSSL_VERSION_NUMBER >= 0x10001000) +#if OPENSSL_VERSION_NUMBER >= 0x30000000 +#include <openssl/macros.h> /* for OPENSSL_API_LEVEL */ +#endif +#if OPENSSL_VERSION_NUMBER >= 0x10001000 /* must be defined before including ssl.h */ #define OPENSSL_NO_SSL_INTERN #endif #include <openssl/ssl.h> -#endif +#include <openssl/evp.h> +#include <openssl/x509.h> /** * init_server hook -- allow SSL_CTX-specific initialization to be performed by diff --git a/modules/ssl/ssl_engine_config.c b/modules/ssl/ssl_engine_config.c index de18b8f..9af6f70 100644 --- a/modules/ssl/ssl_engine_config.c +++ b/modules/ssl/ssl_engine_config.c @@ -27,6 +27,7 @@ damned if you don't.'' -- Unknown */ #include "ssl_private.h" + #include "util_mutex.h" #include "ap_provider.h" @@ -592,14 +593,15 @@ const char *ssl_cmd_SSLPassPhraseDialog(cmd_parms *cmd, return NULL; } -#if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) const char *ssl_cmd_SSLCryptoDevice(cmd_parms *cmd, void *dcfg, const char *arg) { SSLModConfigRec *mc = myModConfig(cmd->server); const char *err; +#if MODSSL_HAVE_ENGINE_API ENGINE *e; +#endif if ((err = ap_check_cmd_context(cmd, GLOBAL_ONLY))) { return err; @@ -608,13 +610,16 @@ const char *ssl_cmd_SSLCryptoDevice(cmd_parms *cmd, if (strcEQ(arg, "builtin")) { mc->szCryptoDevice = NULL; } +#if MODSSL_HAVE_ENGINE_API else if ((e = ENGINE_by_id(arg))) { mc->szCryptoDevice = arg; ENGINE_free(e); } +#endif else { err = "SSLCryptoDevice: Invalid argument; must be one of: " "'builtin' (none)"; +#if MODSSL_HAVE_ENGINE_API e = ENGINE_get_first(); while (e) { err = apr_pstrcat(cmd->pool, err, ", '", ENGINE_get_id(e), @@ -623,12 +628,12 @@ const char *ssl_cmd_SSLCryptoDevice(cmd_parms *cmd, * on the 'old' e, per the docs in engine.h. */ e = ENGINE_get_next(e); } +#endif return err; } return NULL; } -#endif const char *ssl_cmd_SSLRandomSeed(cmd_parms *cmd, void *dcfg, @@ -856,10 +861,12 @@ const char *ssl_cmd_SSLCompression(cmd_parms *cmd, void *dcfg, int flag) } } sc->compression = flag ? TRUE : FALSE; - return NULL; #else - return "Setting Compression mode unsupported; not implemented by the SSL library"; + if (flag) { + return "Setting Compression mode unsupported; not implemented by the SSL library"; + } #endif + return NULL; } const char *ssl_cmd_SSLHonorCipherOrder(cmd_parms *cmd, void *dcfg, int flag) diff --git a/modules/ssl/ssl_engine_init.c b/modules/ssl/ssl_engine_init.c index 825621d..c2ec048 100644 --- a/modules/ssl/ssl_engine_init.c +++ b/modules/ssl/ssl_engine_init.c @@ -27,8 +27,7 @@ see Recursive.'' -- Unknown */ #include "ssl_private.h" -#include "mod_ssl.h" -#include "mod_ssl_openssl.h" + #include "mpm_common.h" #include "mod_md.h" @@ -218,6 +217,16 @@ static apr_status_t modssl_fips_cleanup(void *data) } #endif +static APR_INLINE unsigned long modssl_runtime_lib_version(void) +{ +#if MODSSL_USE_OPENSSL_PRE_1_1_API + return SSLeay(); +#else + return OpenSSL_version_num(); +#endif +} + + /* * Per-module initialization */ @@ -225,18 +234,22 @@ apr_status_t ssl_init_Module(apr_pool_t *p, apr_pool_t *plog, apr_pool_t *ptemp, server_rec *base_server) { + unsigned long runtime_lib_version = modssl_runtime_lib_version(); SSLModConfigRec *mc = myModConfig(base_server); SSLSrvConfigRec *sc; server_rec *s; apr_status_t rv; apr_array_header_t *pphrases; - if (SSLeay() < MODSSL_LIBRARY_VERSION) { + AP_DEBUG_ASSERT(mc); + + if (runtime_lib_version < MODSSL_LIBRARY_VERSION) { ap_log_error(APLOG_MARK, APLOG_WARNING, 0, base_server, APLOGNO(01882) "Init: this version of mod_ssl was compiled against " - "a newer library (%s, version currently loaded is %s)" + "a newer library (%s (%s), version currently loaded is 0x%lX)" " - may result in undefined or erroneous behavior", - MODSSL_LIBRARY_TEXT, MODSSL_LIBRARY_DYNTEXT); + MODSSL_LIBRARY_TEXT, MODSSL_LIBRARY_DYNTEXT, + runtime_lib_version); } /* We initialize mc->pid per-process in the child init, @@ -313,11 +326,9 @@ apr_status_t ssl_init_Module(apr_pool_t *p, apr_pool_t *plog, /* * SSL external crypto device ("engine") support */ -#if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) if ((rv = ssl_init_Engine(base_server, p)) != APR_SUCCESS) { return rv; } -#endif ap_log_error(APLOG_MARK, APLOG_INFO, 0, base_server, APLOGNO(01883) "Init: Initialized %s library", MODSSL_LIBRARY_NAME); @@ -473,9 +484,9 @@ apr_status_t ssl_init_Module(apr_pool_t *p, apr_pool_t *plog, * Support for external a Crypto Device ("engine"), usually * a hardware accelerator card for crypto operations. */ -#if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) apr_status_t ssl_init_Engine(server_rec *s, apr_pool_t *p) { +#if MODSSL_HAVE_ENGINE_API SSLModConfigRec *mc = myModConfig(s); ENGINE *e; @@ -507,10 +518,9 @@ apr_status_t ssl_init_Engine(server_rec *s, apr_pool_t *p) ENGINE_free(e); } - +#endif return APR_SUCCESS; } -#endif #ifdef HAVE_TLSEXT static apr_status_t ssl_init_ctx_tls_extensions(server_rec *s, @@ -833,6 +843,14 @@ static apr_status_t ssl_init_ctx_protocol(server_rec *s, SSL_CTX_set_keylog_callback(ctx, modssl_callback_keylog); } #endif + +#ifdef SSL_OP_IGNORE_UNEXPECTED_EOF + /* For server-side SSL_CTX, enable ignoring unexpected EOF */ + /* (OpenSSL 1.1.1 behavioural compatibility).. */ + if (!mctx->pkp) { + SSL_CTX_set_options(ctx, SSL_OP_IGNORE_UNEXPECTED_EOF); + } +#endif return APR_SUCCESS; } @@ -1302,15 +1320,6 @@ static int ssl_no_passwd_prompt_cb(char *buf, int size, int rwflag, return 0; } -static APR_INLINE int modssl_DH_bits(DH *dh) -{ -#if OPENSSL_VERSION_NUMBER < 0x30000000L - return DH_bits(dh); -#else - return BN_num_bits(DH_get0_p(dh)); -#endif -} - /* SSL_CTX_use_PrivateKey_file() can fail either because the private * key was encrypted, or due to a mismatch between an already-loaded * cert and the key - a common misconfiguration - from calling @@ -1336,15 +1345,10 @@ static apr_status_t ssl_init_server_certs(server_rec *s, SSLModConfigRec *mc = myModConfig(s); const char *vhost_id = mctx->sc->vhost_id, *key_id, *certfile, *keyfile; int i; - X509 *cert; - DH *dh; + EVP_PKEY *pkey; #ifdef HAVE_ECC - EC_GROUP *ecparams = NULL; - int nid; - EC_KEY *eckey = NULL; -#endif -#ifndef HAVE_SSL_CONF_CMD - SSL *ssl; + EC_GROUP *ecgroup = NULL; + int curve_nid = 0; #endif /* no OpenSSL default prompts for any of the SSL_CTX_use_* calls, please */ @@ -1355,7 +1359,7 @@ static apr_status_t ssl_init_server_certs(server_rec *s, (certfile = APR_ARRAY_IDX(mctx->pks->cert_files, i, const char *)); i++) { - EVP_PKEY *pkey; + X509 *cert = NULL; const char *engine_certfile = NULL; key_id = apr_psprintf(ptemp, "%s:%d", vhost_id, i); @@ -1398,8 +1402,6 @@ static apr_status_t ssl_init_server_certs(server_rec *s, if (modssl_is_engine_id(keyfile)) { apr_status_t rv; - cert = NULL; - if ((rv = modssl_load_engine_keypair(s, ptemp, vhost_id, engine_certfile, keyfile, &cert, &pkey))) { @@ -1470,22 +1472,21 @@ static apr_status_t ssl_init_server_certs(server_rec *s, * assume that if SSL_CONF is available, it's OpenSSL 1.0.2 or later, * and SSL_CTX_get0_certificate is implemented.) */ - if (!(cert = SSL_CTX_get0_certificate(mctx->ssl_ctx))) { + cert = SSL_CTX_get0_certificate(mctx->ssl_ctx); #else - ssl = SSL_new(mctx->ssl_ctx); - if (ssl) { - /* Workaround bug in SSL_get_certificate in OpenSSL 0.9.8y */ - SSL_set_connect_state(ssl); - cert = SSL_get_certificate(ssl); + { + SSL *ssl = SSL_new(mctx->ssl_ctx); + if (ssl) { + /* Workaround bug in SSL_get_certificate in OpenSSL 0.9.8y */ + SSL_set_connect_state(ssl); + cert = SSL_get_certificate(ssl); + SSL_free(ssl); + } } - if (!ssl || !cert) { #endif + if (!cert) { ap_log_error(APLOG_MARK, APLOG_ERR, 0, s, APLOGNO(02566) "Unable to retrieve certificate %s", key_id); -#ifndef HAVE_SSL_CONF_CMD - if (ssl) - SSL_free(ssl); -#endif return APR_EGENERAL; } @@ -1507,10 +1508,6 @@ static apr_status_t ssl_init_server_certs(server_rec *s, } #endif -#ifndef HAVE_SSL_CONF_CMD - SSL_free(ssl); -#endif - ap_log_error(APLOG_MARK, APLOG_INFO, 0, s, APLOGNO(02568) "Certificate and private key %s configured from %s and %s", key_id, certfile, keyfile); @@ -1520,15 +1517,33 @@ static apr_status_t ssl_init_server_certs(server_rec *s, * Try to read DH parameters from the (first) SSLCertificateFile */ certfile = APR_ARRAY_IDX(mctx->pks->cert_files, 0, const char *); - if (certfile && !modssl_is_engine_id(certfile) - && (dh = ssl_dh_GetParamFromFile(certfile))) { - /* ### This should be replaced with SSL_CTX_set0_tmp_dh_pkey() - * for OpenSSL 3.0+. */ - SSL_CTX_set_tmp_dh(mctx->ssl_ctx, dh); - ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, s, APLOGNO(02540) - "Custom DH parameters (%d bits) for %s loaded from %s", - modssl_DH_bits(dh), vhost_id, certfile); - DH_free(dh); + if (certfile && !modssl_is_engine_id(certfile)) { + int done = 0, num_bits = 0; +#if OPENSSL_VERSION_NUMBER < 0x30000000L + DH *dh = modssl_dh_from_file(certfile); + if (dh) { + num_bits = DH_bits(dh); + SSL_CTX_set_tmp_dh(mctx->ssl_ctx, dh); + DH_free(dh); + done = 1; + } +#else + pkey = modssl_dh_pkey_from_file(certfile); + if (pkey) { + num_bits = EVP_PKEY_get_bits(pkey); + if (!SSL_CTX_set0_tmp_dh_pkey(mctx->ssl_ctx, pkey)) { + EVP_PKEY_free(pkey); + } + else { + done = 1; + } + } +#endif + if (done) { + ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, s, APLOGNO(02540) + "Custom DH parameters (%d bits) for %s loaded from %s", + num_bits, vhost_id, certfile); + } } #if !MODSSL_USE_OPENSSL_PRE_1_1_API else { @@ -1543,13 +1558,27 @@ static apr_status_t ssl_init_server_certs(server_rec *s, * Similarly, try to read the ECDH curve name from SSLCertificateFile... */ if (certfile && !modssl_is_engine_id(certfile) - && (ecparams = ssl_ec_GetParamFromFile(certfile)) - && (nid = EC_GROUP_get_curve_name(ecparams)) - && (eckey = EC_KEY_new_by_curve_name(nid))) { - SSL_CTX_set_tmp_ecdh(mctx->ssl_ctx, eckey); - ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, s, APLOGNO(02541) - "ECDH curve %s for %s specified in %s", - OBJ_nid2sn(nid), vhost_id, certfile); + && (ecgroup = modssl_ec_group_from_file(certfile)) + && (curve_nid = EC_GROUP_get_curve_name(ecgroup))) { +#if OPENSSL_VERSION_NUMBER < 0x30000000L + EC_KEY *eckey = EC_KEY_new_by_curve_name(curve_nid); + if (eckey) { + SSL_CTX_set_tmp_ecdh(mctx->ssl_ctx, eckey); + EC_KEY_free(eckey); + } + else { + curve_nid = 0; + } +#else + if (!SSL_CTX_set1_curves(mctx->ssl_ctx, &curve_nid, 1)) { + curve_nid = 0; + } +#endif + if (curve_nid) { + ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, s, APLOGNO(02541) + "ECDH curve %s for %s specified in %s", + OBJ_nid2sn(curve_nid), vhost_id, certfile); + } } /* * ...otherwise, enable auto curve selection (OpenSSL 1.0.2) @@ -1557,18 +1586,20 @@ static apr_status_t ssl_init_server_certs(server_rec *s, * ECDH is always enabled in 1.1.0 unless excluded from SSLCipherList */ #if MODSSL_USE_OPENSSL_PRE_1_1_API - else { + if (!curve_nid) { #if defined(SSL_CTX_set_ecdh_auto) SSL_CTX_set_ecdh_auto(mctx->ssl_ctx, 1); #else - eckey = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1); - SSL_CTX_set_tmp_ecdh(mctx->ssl_ctx, eckey); + EC_KEY *eckey = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1); + if (eckey) { + SSL_CTX_set_tmp_ecdh(mctx->ssl_ctx, eckey); + EC_KEY_free(eckey); + } #endif } #endif /* OpenSSL assures us that _free() is NULL-safe */ - EC_KEY_free(eckey); - EC_GROUP_free(ecparams); + EC_GROUP_free(ecgroup); #endif return APR_SUCCESS; @@ -1680,8 +1711,12 @@ static apr_status_t ssl_init_proxy_certs(server_rec *s, STACK_OF(X509) *chain; X509_STORE_CTX *sctx; X509_STORE *store = SSL_CTX_get_cert_store(mctx->ssl_ctx); + int addl_chain = 0; /* non-zero if additional chain certs were + * added to store */ -#if OPENSSL_VERSION_NUMBER >= 0x1010100fL + ap_assert(store != NULL); /* safe to assume always non-NULL? */ + +#if OPENSSL_VERSION_NUMBER >= 0x1010100fL && !defined(LIBRESSL_VERSION_NUMBER) /* For OpenSSL >=1.1.1, turn on client cert support which is * otherwise turned off by default (by design). * https://github.com/openssl/openssl/issues/6933 */ @@ -1705,20 +1740,28 @@ static apr_status_t ssl_init_proxy_certs(server_rec *s, ssl_init_ca_cert_path(s, ptemp, pkp->cert_path, NULL, sk); } - if ((ncerts = sk_X509_INFO_num(sk)) <= 0) { - sk_X509_INFO_free(sk); - ap_log_error(APLOG_MARK, APLOG_WARNING, 0, s, APLOGNO(02206) - "no client certs found for SSL proxy"); - return APR_SUCCESS; - } - /* Check that all client certs have got certificates and private - * keys. */ - for (n = 0; n < ncerts; n++) { + * keys. Note the number of certs in the stack may decrease + * during the loop. */ + for (n = 0; n < sk_X509_INFO_num(sk); n++) { X509_INFO *inf = sk_X509_INFO_value(sk, n); + int has_privkey = inf->x_pkey && inf->x_pkey->dec_pkey; - if (!inf->x509 || !inf->x_pkey || !inf->x_pkey->dec_pkey || - inf->enc_data) { + /* For a lone certificate in the file, trust it as a + * CA/intermediate certificate. */ + if (inf->x509 && !has_privkey && !inf->enc_data) { + ssl_log_xerror(SSLLOG_MARK, APLOG_DEBUG, 0, ptemp, s, inf->x509, + APLOGNO(10261) "Trusting non-leaf certificate"); + X509_STORE_add_cert(store, inf->x509); /* increments inf->x509 */ + /* Delete from the stack and iterate again. */ + X509_INFO_free(inf); + sk_X509_INFO_delete(sk, n); + n--; + addl_chain = 1; + continue; + } + + if (!has_privkey || inf->enc_data) { sk_X509_INFO_free(sk); ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, s, APLOGNO(02252) "incomplete client cert configured for SSL proxy " @@ -1735,13 +1778,21 @@ static apr_status_t ssl_init_proxy_certs(server_rec *s, } } + if ((ncerts = sk_X509_INFO_num(sk)) <= 0) { + sk_X509_INFO_free(sk); + ap_log_error(APLOG_MARK, APLOG_WARNING, 0, s, APLOGNO(02206) + "no client certs found for SSL proxy"); + return APR_SUCCESS; + } + ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, s, APLOGNO(02207) "loaded %d client certs for SSL proxy", ncerts); pkp->certs = sk; - - if (!pkp->ca_cert_file || !store) { + /* If any chain certs are configured, build the ->ca_certs chains + * corresponding to the loaded keypairs. */ + if (!pkp->ca_cert_file && !addl_chain) { return APR_SUCCESS; } @@ -1757,6 +1808,7 @@ static apr_status_t ssl_init_proxy_certs(server_rec *s, ap_log_error(APLOG_MARK, APLOG_EMERG, 0, s, APLOGNO(02208) "SSL proxy client cert initialization failed"); ssl_log_ssl_error(SSLLOG_MARK, APLOG_EMERG, s); + sk_X509_INFO_free(sk); return ssl_die(s); } @@ -1766,7 +1818,11 @@ static apr_status_t ssl_init_proxy_certs(server_rec *s, int i; X509_INFO *inf = sk_X509_INFO_value(pkp->certs, n); - X509_STORE_CTX_init(sctx, store, inf->x509, NULL); + if (!X509_STORE_CTX_init(sctx, store, inf->x509, NULL)) { + sk_X509_INFO_free(sk); + X509_STORE_CTX_free(sctx); + return ssl_die(s); + } /* Attempt to verify the client cert */ if (X509_verify_cert(sctx) != 1) { @@ -2186,52 +2242,6 @@ int ssl_proxy_section_post_config(apr_pool_t *p, apr_pool_t *plog, return OK; } -static int ssl_init_FindCAList_X509NameCmp(const X509_NAME * const *a, - const X509_NAME * const *b) -{ - return(X509_NAME_cmp(*a, *b)); -} - -static void ssl_init_PushCAList(STACK_OF(X509_NAME) *ca_list, - server_rec *s, apr_pool_t *ptemp, - const char *file) -{ - int n; - STACK_OF(X509_NAME) *sk; - - sk = (STACK_OF(X509_NAME) *) - SSL_load_client_CA_file(file); - - if (!sk) { - return; - } - - for (n = 0; n < sk_X509_NAME_num(sk); n++) { - X509_NAME *name = sk_X509_NAME_value(sk, n); - - ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, s, APLOGNO(02209) - "CA certificate: %s", - modssl_X509_NAME_to_string(ptemp, name, 0)); - - /* - * note that SSL_load_client_CA_file() checks for duplicates, - * but since we call it multiple times when reading a directory - * we must also check for duplicates ourselves. - */ - - if (sk_X509_NAME_find(ca_list, name) < 0) { - /* this will be freed when ca_list is */ - sk_X509_NAME_push(ca_list, name); - } - else { - /* need to free this ourselves, else it will leak */ - X509_NAME_free(name); - } - } - - sk_X509_NAME_free(sk); -} - static apr_status_t ssl_init_ca_cert_path(server_rec *s, apr_pool_t *ptemp, const char *path, @@ -2254,7 +2264,7 @@ static apr_status_t ssl_init_ca_cert_path(server_rec *s, } file = apr_pstrcat(ptemp, path, "/", direntry.name, NULL); if (ca_list) { - ssl_init_PushCAList(ca_list, s, ptemp, file); + SSL_add_file_cert_subjects_to_stack(ca_list, file); } if (xi_list) { load_x509_info(ptemp, xi_list, file); @@ -2271,19 +2281,13 @@ STACK_OF(X509_NAME) *ssl_init_FindCAList(server_rec *s, const char *ca_file, const char *ca_path) { - STACK_OF(X509_NAME) *ca_list; - - /* - * Start with a empty stack/list where new - * entries get added in sorted order. - */ - ca_list = sk_X509_NAME_new(ssl_init_FindCAList_X509NameCmp); + STACK_OF(X509_NAME) *ca_list = sk_X509_NAME_new_null();; /* * Process CA certificate bundle file */ if (ca_file) { - ssl_init_PushCAList(ca_list, s, ptemp, ca_file); + SSL_add_file_cert_subjects_to_stack(ca_list, ca_file); /* * If ca_list is still empty after trying to load ca_file * then the file failed to load, and users should hear about that. @@ -2307,11 +2311,6 @@ STACK_OF(X509_NAME) *ssl_init_FindCAList(server_rec *s, return NULL; } - /* - * Cleanup - */ - (void) sk_X509_NAME_set_cmp_func(ca_list, NULL); - return ca_list; } diff --git a/modules/ssl/ssl_engine_io.c b/modules/ssl/ssl_engine_io.c index f14fc9b..b91f784 100644 --- a/modules/ssl/ssl_engine_io.c +++ b/modules/ssl/ssl_engine_io.c @@ -28,8 +28,7 @@ core keeps dumping.'' -- Unknown */ #include "ssl_private.h" -#include "mod_ssl.h" -#include "mod_ssl_openssl.h" + #include "apr_date.h" APR_IMPLEMENT_OPTIONAL_HOOK_RUN_ALL(ssl, SSL, int, proxy_post_handshake, @@ -2283,14 +2282,7 @@ void ssl_io_filter_init(conn_rec *c, request_rec *r, SSL *ssl) ssl_io_filter_cleanup, apr_pool_cleanup_null); if (APLOG_CS_IS_LEVEL(c, mySrvFromConn(c), APLOG_TRACE4)) { - BIO *rbio = SSL_get_rbio(ssl), - *wbio = SSL_get_wbio(ssl); - BIO_set_callback(rbio, ssl_io_data_cb); - BIO_set_callback_arg(rbio, (void *)ssl); - if (wbio && wbio != rbio) { - BIO_set_callback(wbio, ssl_io_data_cb); - BIO_set_callback_arg(wbio, (void *)ssl); - } + modssl_set_io_callbacks(ssl); } return; @@ -2374,13 +2366,22 @@ static void ssl_io_data_dump(conn_rec *c, server_rec *s, "+-------------------------------------------------------------------------+"); } -long ssl_io_data_cb(BIO *bio, int cmd, - const char *argp, - int argi, long argl, long rc) +#if OPENSSL_VERSION_NUMBER >= 0x30000000L +static long modssl_io_cb(BIO *bio, int cmd, const char *argp, + size_t len, int argi, long argl, int rc, + size_t *processed) +#else +static long modssl_io_cb(BIO *bio, int cmd, const char *argp, + int argi, long argl, long rc) +#endif { SSL *ssl; conn_rec *c; server_rec *s; +#if OPENSSL_VERSION_NUMBER >= 0x30000000L + (void)len; + (void)processed; +#endif if ((ssl = (SSL *)BIO_get_callback_arg(bio)) == NULL) return rc; @@ -2402,7 +2403,7 @@ long ssl_io_data_cb(BIO *bio, int cmd, "%s: %s %ld/%d bytes %s BIO#%pp [mem: %pp] %s", MODSSL_LIBRARY_NAME, (cmd == (BIO_CB_WRITE|BIO_CB_RETURN) ? "write" : "read"), - rc, argi, (cmd == (BIO_CB_WRITE|BIO_CB_RETURN) ? "to" : "from"), + (long)rc, argi, (cmd == (BIO_CB_WRITE|BIO_CB_RETURN) ? "to" : "from"), bio, argp, dump); if (*dump != '\0' && argp != NULL) ssl_io_data_dump(c, s, argp, rc); @@ -2417,3 +2418,25 @@ long ssl_io_data_cb(BIO *bio, int cmd, } return rc; } + +static APR_INLINE void set_bio_callback(BIO *bio, void *arg) +{ +#if OPENSSL_VERSION_NUMBER >= 0x30000000L + BIO_set_callback_ex(bio, modssl_io_cb); +#else + BIO_set_callback(bio, modssl_io_cb); +#endif + BIO_set_callback_arg(bio, arg); +} + +void modssl_set_io_callbacks(SSL *ssl) +{ + BIO *rbio = SSL_get_rbio(ssl), + *wbio = SSL_get_wbio(ssl); + if (rbio) { + set_bio_callback(rbio, ssl); + } + if (wbio && wbio != rbio) { + set_bio_callback(wbio, ssl); + } +} diff --git a/modules/ssl/ssl_engine_kernel.c b/modules/ssl/ssl_engine_kernel.c index 591f6ae..fe0496f 100644 --- a/modules/ssl/ssl_engine_kernel.c +++ b/modules/ssl/ssl_engine_kernel.c @@ -2581,6 +2581,7 @@ static int ssl_find_vhost(void *servername, conn_rec *c, server_rec *s) sc->server->pks->service_unavailable : 0; ap_update_child_status_from_server(c->sbh, SERVER_BUSY_READ, c, s); + /* * There is one special filter callback, which is set * very early depending on the base_server's log level. @@ -2589,14 +2590,7 @@ static int ssl_find_vhost(void *servername, conn_rec *c, server_rec *s) * we need to set that callback here. */ if (APLOGtrace4(s)) { - BIO *rbio = SSL_get_rbio(ssl), - *wbio = SSL_get_wbio(ssl); - BIO_set_callback(rbio, ssl_io_data_cb); - BIO_set_callback_arg(rbio, (void *)ssl); - if (wbio && wbio != rbio) { - BIO_set_callback(wbio, ssl_io_data_cb); - BIO_set_callback_arg(wbio, (void *)ssl); - } + modssl_set_io_callbacks(ssl); } return 1; diff --git a/modules/ssl/ssl_engine_pphrase.c b/modules/ssl/ssl_engine_pphrase.c index d1859f7..699019f 100644 --- a/modules/ssl/ssl_engine_pphrase.c +++ b/modules/ssl/ssl_engine_pphrase.c @@ -30,6 +30,8 @@ -- Clifford Stoll */ #include "ssl_private.h" +#include <openssl/ui.h> + typedef struct { server_rec *s; apr_pool_t *p; @@ -606,8 +608,7 @@ int ssl_pphrase_Handle_CB(char *buf, int bufsize, int verify, void *srv) return (len); } - -#if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) +#if MODSSL_HAVE_ENGINE_API /* OpenSSL UI implementation for passphrase entry; largely duplicated * from ssl_pphrase_Handle_CB but adjusted for UI API. TODO: Might be @@ -831,7 +832,7 @@ apr_status_t modssl_load_engine_keypair(server_rec *s, apr_pool_t *p, const char *certid, const char *keyid, X509 **pubkey, EVP_PKEY **privkey) { -#if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) +#if MODSSL_HAVE_ENGINE_API const char *c, *scheme; ENGINE *e; UI_METHOD *ui_method = get_passphrase_ui(p); diff --git a/modules/ssl/ssl_private.h b/modules/ssl/ssl_private.h index cd8df07..859e932 100644 --- a/modules/ssl/ssl_private.h +++ b/modules/ssl/ssl_private.h @@ -83,16 +83,13 @@ #include "ap_expr.h" -/* OpenSSL headers */ -#include <openssl/opensslv.h> -#if (OPENSSL_VERSION_NUMBER >= 0x10001000) -/* must be defined before including ssl.h */ -#define OPENSSL_NO_SSL_INTERN -#endif -#if OPENSSL_VERSION_NUMBER >= 0x30000000 -#include <openssl/core_names.h> +/* keep first for compat API */ +#ifndef OPENSSL_API_COMPAT +#define OPENSSL_API_COMPAT 0x10101000 /* for ENGINE_ API */ #endif -#include <openssl/ssl.h> +#include "mod_ssl_openssl.h" + +/* OpenSSL headers */ #include <openssl/err.h> #include <openssl/x509.h> #include <openssl/pem.h> @@ -102,12 +99,23 @@ #include <openssl/x509v3.h> #include <openssl/x509_vfy.h> #include <openssl/ocsp.h> +#include <openssl/dh.h> +#if OPENSSL_VERSION_NUMBER >= 0x30000000 +#include <openssl/core_names.h> +#endif /* Avoid tripping over an engine build installed globally and detected * when the user points at an explicit non-engine flavor of OpenSSL */ -#if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) +#if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) \ + && (OPENSSL_VERSION_NUMBER < 0x30000000 \ + || (defined(OPENSSL_API_LEVEL) && OPENSSL_API_LEVEL < 30000)) \ + && !defined(OPENSSL_NO_ENGINE) #include <openssl/engine.h> +#define MODSSL_HAVE_ENGINE_API 1 +#endif +#ifndef MODSSL_HAVE_ENGINE_API +#define MODSSL_HAVE_ENGINE_API 0 #endif #if (OPENSSL_VERSION_NUMBER < 0x0090801f) @@ -142,10 +150,18 @@ * include most changes from OpenSSL >= 1.1 (new functions, macros, * deprecations, ...), so we have to work around this... */ -#define MODSSL_USE_OPENSSL_PRE_1_1_API (LIBRESSL_VERSION_NUMBER < 0x2070000f) +#if LIBRESSL_VERSION_NUMBER < 0x2070000f +#define MODSSL_USE_OPENSSL_PRE_1_1_API 1 +#else +#define MODSSL_USE_OPENSSL_PRE_1_1_API 0 +#endif #else /* defined(LIBRESSL_VERSION_NUMBER) */ -#define MODSSL_USE_OPENSSL_PRE_1_1_API (OPENSSL_VERSION_NUMBER < 0x10100000L) +#if OPENSSL_VERSION_NUMBER < 0x10100000L +#define MODSSL_USE_OPENSSL_PRE_1_1_API 1 +#else +#define MODSSL_USE_OPENSSL_PRE_1_1_API 0 #endif +#endif /* defined(LIBRESSL_VERSION_NUMBER) */ #if defined(OPENSSL_FIPS) || OPENSSL_VERSION_NUMBER >= 0x30000000L #define HAVE_FIPS @@ -211,7 +227,10 @@ #endif /* Secure Remote Password */ -#if !defined(OPENSSL_NO_SRP) && defined(SSL_CTRL_SET_TLS_EXT_SRP_USERNAME_CB) +#if !defined(OPENSSL_NO_SRP) \ + && (OPENSSL_VERSION_NUMBER < 0x30000000L \ + || (defined(OPENSSL_API_LEVEL) && OPENSSL_API_LEVEL < 30000)) \ + && defined(SSL_CTRL_SET_TLS_EXT_SRP_USERNAME_CB) #define HAVE_SRP #include <openssl/srp.h> #endif @@ -254,6 +273,14 @@ void free_bio_methods(void); #endif #endif +/* those may be deprecated */ +#ifndef X509_get_notBefore +#define X509_get_notBefore X509_getm_notBefore +#endif +#ifndef X509_get_notAfter +#define X509_get_notAfter X509_getm_notAfter +#endif + #if OPENSSL_VERSION_NUMBER >= 0x10101000L && !defined(LIBRESSL_VERSION_NUMBER) #define HAVE_OPENSSL_KEYLOG #endif @@ -625,9 +652,7 @@ typedef struct { * index), for example the string "vhost.example.com:443:0". */ apr_hash_t *tPrivateKey; -#if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) - const char *szCryptoDevice; -#endif + const char *szCryptoDevice; /* ENGINE device (if available) */ #ifdef HAVE_OCSP_STAPLING const ap_socache_provider_t *stapling_cache; @@ -1019,7 +1044,7 @@ void modssl_callback_keylog(const SSL *ssl, const char *line); /** I/O */ void ssl_io_filter_init(conn_rec *, request_rec *r, SSL *); void ssl_io_filter_register(apr_pool_t *); -long ssl_io_data_cb(BIO *, int, const char *, int, long, long); +void modssl_set_io_callbacks(SSL *ssl); /* ssl_io_buffer_fill fills the setaside buffering of the HTTP request * to allow an SSL renegotiation to take place. */ @@ -1057,9 +1082,13 @@ apr_status_t modssl_load_engine_keypair(server_rec *s, apr_pool_t *p, X509 **pubkey, EVP_PKEY **privkey); /** Diffie-Hellman Parameter Support */ -DH *ssl_dh_GetParamFromFile(const char *); +#if OPENSSL_VERSION_NUMBER < 0x30000000L +DH *modssl_dh_from_file(const char *); +#else +EVP_PKEY *modssl_dh_pkey_from_file(const char *); +#endif #ifdef HAVE_ECC -EC_GROUP *ssl_ec_GetParamFromFile(const char *); +EC_GROUP *modssl_ec_group_from_file(const char *); #endif /* Store the EVP_PKEY key (serialized into DER) in the hash table with diff --git a/modules/ssl/ssl_util.c b/modules/ssl/ssl_util.c index c889295..87ddfa7 100644 --- a/modules/ssl/ssl_util.c +++ b/modules/ssl/ssl_util.c @@ -476,7 +476,7 @@ void ssl_util_thread_id_setup(apr_pool_t *p) int modssl_is_engine_id(const char *name) { -#if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) +#if MODSSL_HAVE_ENGINE_API /* ### Can handle any other special ENGINE key names here? */ return strncmp(name, "pkcs11:", 7) == 0; #else diff --git a/modules/ssl/ssl_util_ocsp.c b/modules/ssl/ssl_util_ocsp.c index b9c8a0b..a202a72 100644 --- a/modules/ssl/ssl_util_ocsp.c +++ b/modules/ssl/ssl_util_ocsp.c @@ -370,8 +370,11 @@ static STACK_OF(X509) *modssl_read_ocsp_certificates(const char *file) while ((x509 = PEM_read_bio_X509(bio, NULL, NULL, NULL)) != NULL) { if (!other_certs) { other_certs = sk_X509_new_null(); - if (!other_certs) + if (!other_certs) { + X509_free(x509); + BIO_free(bio); return NULL; + } } if (!sk_X509_push(other_certs, x509)) { diff --git a/modules/ssl/ssl_util_ssl.c b/modules/ssl/ssl_util_ssl.c index 38079a9..44930b7 100644 --- a/modules/ssl/ssl_util_ssl.c +++ b/modules/ssl/ssl_util_ssl.c @@ -464,29 +464,52 @@ BOOL modssl_X509_match_name(apr_pool_t *p, X509 *x509, const char *name, ** _________________________________________________________________ */ -DH *ssl_dh_GetParamFromFile(const char *file) +#if OPENSSL_VERSION_NUMBER < 0x30000000L +DH *modssl_dh_from_file(const char *file) { - DH *dh = NULL; + DH *dh; BIO *bio; if ((bio = BIO_new_file(file, "r")) == NULL) return NULL; dh = PEM_read_bio_DHparams(bio, NULL, NULL, NULL); BIO_free(bio); - return (dh); + + return dh; +} +#else +EVP_PKEY *modssl_dh_pkey_from_file(const char *file) +{ + EVP_PKEY *pkey; + BIO *bio; + + if ((bio = BIO_new_file(file, "r")) == NULL) + return NULL; + pkey = PEM_read_bio_Parameters(bio, NULL); + BIO_free(bio); + + return pkey; } +#endif #ifdef HAVE_ECC -EC_GROUP *ssl_ec_GetParamFromFile(const char *file) +EC_GROUP *modssl_ec_group_from_file(const char *file) { - EC_GROUP *group = NULL; + EC_GROUP *group; BIO *bio; if ((bio = BIO_new_file(file, "r")) == NULL) return NULL; +#if OPENSSL_VERSION_NUMBER < 0x30000000L group = PEM_read_bio_ECPKParameters(bio, NULL, NULL, NULL); +#else + group = PEM_ASN1_read_bio((void *)d2i_ECPKParameters, + PEM_STRING_ECPARAMETERS, bio, + NULL, NULL, NULL); +#endif BIO_free(bio); - return (group); + + return group; } #endif diff --git a/modules/ssl/ssl_util_stapling.c b/modules/ssl/ssl_util_stapling.c index ab77e4a..563de55 100644 --- a/modules/ssl/ssl_util_stapling.c +++ b/modules/ssl/ssl_util_stapling.c @@ -29,9 +29,9 @@ -- Alexei Sayle */ #include "ssl_private.h" + #include "ap_mpm.h" #include "apr_thread_mutex.h" -#include "mod_ssl_openssl.h" APR_IMPLEMENT_OPTIONAL_HOOK_RUN_ALL(ssl, SSL, int, init_stapling_status, (server_rec *s, apr_pool_t *p, @@ -117,8 +117,10 @@ static X509 *stapling_get_issuer(modssl_ctx_t *mctx, X509 *x) } inctx = X509_STORE_CTX_new(); - if (!X509_STORE_CTX_init(inctx, st, NULL, NULL)) + if (!X509_STORE_CTX_init(inctx, st, NULL, NULL)) { + X509_STORE_CTX_free(inctx); return 0; + } if (X509_STORE_CTX_get1_issuer(&issuer, inctx, x) <= 0) issuer = NULL; X509_STORE_CTX_cleanup(inctx); @@ -445,7 +447,7 @@ static int stapling_check_response(server_rec *s, modssl_ctx_t *mctx, rv = SSL_TLSEXT_ERR_NOACK; } - if (status != V_OCSP_CERTSTATUS_GOOD) { + if (status != V_OCSP_CERTSTATUS_GOOD && pok) { char snum[MAX_STRING_LEN] = { '\0' }; BIO *bio = BIO_new(BIO_s_mem()); @@ -466,12 +468,6 @@ static int stapling_check_response(server_rec *s, modssl_ctx_t *mctx, (reason != OCSP_REVOKED_STATUS_NOSTATUS) ? OCSP_crl_reason_str(reason) : "n/a", snum[0] ? snum : "[n/a]"); - - if (mctx->stapling_return_errors == FALSE) { - if (pok) - *pok = FALSE; - rv = SSL_TLSEXT_ERR_NOACK; - } } } |