diff options
Diffstat (limited to 'contrib/unbound/testcode/unitverify.c')
| -rw-r--r-- | contrib/unbound/testcode/unitverify.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/contrib/unbound/testcode/unitverify.c b/contrib/unbound/testcode/unitverify.c index 81c8b13c6d65..12d5205b07da 100644 --- a/contrib/unbound/testcode/unitverify.c +++ b/contrib/unbound/testcode/unitverify.c @@ -61,6 +61,12 @@ #include "sldns/str2wire.h" #include "sldns/wire2str.h" +#ifdef HAVE_SSL +#ifdef HAVE_OPENSSL_ERR_H +#include <openssl/err.h> +#endif +#endif + /** verbose signature test */ static int vsig = 0; @@ -509,10 +515,137 @@ nsec3_hash_test(const char* fname) #define SRCDIRSTR xstr(SRCDIR) +#if defined(HAVE_SSL) && defined(USE_SHA1) +/* Detect if openssl is configured to disable RSASHA1 signatures, + * with the rh-allow-sha1-signatures disabled. */ +static int +rh_allow_sha1_signatures_disabled(void) +{ + EVP_MD_CTX* ctx; + EVP_PKEY* evp_key; + /* This key is rdata from nlnetlabs.nl DNSKEY from 20250424005001, + * with id=50602 (ksk), size=2048b. + * A 2048 bit key is taken to avoid key too small errors. */ + unsigned char key[] = { + 0x03, 0x01, 0x00, 0x01, 0xBC, 0x0B, 0xE8, 0xBB, + 0x97, 0x4C, 0xB5, 0xED, 0x6F, 0x6D, 0xC2, 0xB1, + 0x78, 0x69, 0x93, 0x1C, 0x72, 0x19, 0xB1, 0x05, + 0x51, 0x13, 0xA1, 0xFC, 0xBF, 0x01, 0x58, 0x0D, + 0x44, 0x10, 0x5F, 0x0B, 0x75, 0x0E, 0x11, 0x9A, + 0xC8, 0xF8, 0x0F, 0x90, 0xFC, 0xB8, 0x09, 0xD1, + 0x14, 0x39, 0x0D, 0x84, 0xCE, 0x97, 0x88, 0x82, + 0x3D, 0xC5, 0xCB, 0x1A, 0xBF, 0x00, 0x46, 0x37, + 0x01, 0xF1, 0xCD, 0x46, 0xA2, 0x8F, 0x83, 0x19, + 0x42, 0xED, 0x6F, 0xAF, 0x37, 0x1F, 0x18, 0x82, + 0x4B, 0x70, 0x2D, 0x50, 0xA5, 0xA6, 0x66, 0x48, + 0x7F, 0x56, 0xA8, 0x86, 0x05, 0x41, 0xC8, 0xBE, + 0x4F, 0x8B, 0x38, 0x51, 0xF0, 0xEB, 0xAD, 0x2F, + 0x7A, 0xC0, 0xEF, 0xC7, 0xD2, 0x72, 0x6F, 0x16, + 0x66, 0xAF, 0x59, 0x55, 0xFF, 0xEE, 0x9D, 0x50, + 0xE9, 0xDB, 0xF4, 0x02, 0xBC, 0x33, 0x5C, 0xC5, + 0xDA, 0x1C, 0x6A, 0xD1, 0x55, 0xD1, 0x20, 0x2B, + 0x63, 0x03, 0x4B, 0x77, 0x45, 0x46, 0x78, 0x31, + 0xE4, 0x90, 0xB9, 0x7F, 0x00, 0xFB, 0x62, 0x7C, + 0x07, 0xD3, 0xC1, 0x00, 0xA0, 0x54, 0x63, 0x74, + 0x0A, 0x17, 0x7B, 0xE7, 0xAD, 0x38, 0x07, 0x86, + 0x68, 0xE4, 0xFD, 0x20, 0x68, 0xD5, 0x33, 0x92, + 0xCA, 0x90, 0xDD, 0xA4, 0xE9, 0xF2, 0x11, 0xBD, + 0x9D, 0xA5, 0xF5, 0xEB, 0xB9, 0xFE, 0x8F, 0xA1, + 0xE4, 0xBF, 0xA4, 0xA4, 0x34, 0x5C, 0x6A, 0x95, + 0xB6, 0x42, 0x22, 0xF6, 0xD6, 0x10, 0x9C, 0x9B, + 0x0A, 0x56, 0xE7, 0x42, 0xE5, 0x7F, 0x1F, 0x4E, + 0xBE, 0x4F, 0x8C, 0xED, 0x30, 0x63, 0xA7, 0x88, + 0x93, 0xED, 0x37, 0x3C, 0x80, 0xBC, 0xD1, 0x66, + 0xBD, 0xB8, 0x2E, 0x65, 0xC4, 0xC8, 0x00, 0x5B, + 0xE7, 0x85, 0x96, 0xDD, 0xAA, 0x05, 0xE6, 0x4F, + 0x03, 0x64, 0xFA, 0x2D, 0xF6, 0x88, 0x14, 0x8F, + 0x15, 0x4D, 0xFD, 0xD3 + }; + size_t keylen = 260; + +#ifdef HAVE_EVP_MD_CTX_NEW + ctx = EVP_MD_CTX_new(); +#else + ctx = (EVP_MD_CTX*)malloc(sizeof(*ctx)); + if(ctx) EVP_MD_CTX_init(ctx); +#endif + if(!ctx) return 0; + + evp_key = sldns_key_rsa2pkey_raw(key, keylen); + if(!evp_key) { +#ifdef HAVE_EVP_MD_CTX_NEW + EVP_MD_CTX_destroy(ctx); +#else + EVP_MD_CTX_cleanup(ctx); + free(ctx); +#endif + return 0; + } + +#ifndef HAVE_EVP_DIGESTVERIFY + (void)evp_key; /* not used */ + if(EVP_DigestInit(ctx, EVP_sha1()) == 0) +#else + if(EVP_DigestVerifyInit(ctx, NULL, EVP_sha1(), NULL, evp_key) == 0) +#endif + { + unsigned long e = ERR_get_error(); +#ifdef EVP_R_INVALID_DIGEST + if (ERR_GET_LIB(e) == ERR_LIB_EVP && + ERR_GET_REASON(e) == EVP_R_INVALID_DIGEST) { + /* rh-allow-sha1-signatures makes use of sha1 invalid. */ + if(vsig) + printf("Detected that rh-allow-sha1-signatures is off, and disables SHA1 signatures\n"); +#ifdef HAVE_EVP_MD_CTX_NEW + EVP_MD_CTX_destroy(ctx); +#else + EVP_MD_CTX_cleanup(ctx); + free(ctx); +#endif + EVP_PKEY_free(evp_key); + return 1; + } +#endif /* EVP_R_INVALID_DIGEST */ + /* The signature verify failed for another reason. */ + log_crypto_err_code("EVP_DigestVerifyInit", e); +#ifdef HAVE_EVP_MD_CTX_NEW + EVP_MD_CTX_destroy(ctx); +#else + EVP_MD_CTX_cleanup(ctx); + free(ctx); +#endif + EVP_PKEY_free(evp_key); + return 0; + } +#ifdef HAVE_EVP_MD_CTX_NEW + EVP_MD_CTX_destroy(ctx); +#else + EVP_MD_CTX_cleanup(ctx); + free(ctx); +#endif + EVP_PKEY_free(evp_key); + return 0; +} +#endif /* HAVE_SSL && USE_SHA1 */ + void verify_test(void) { unit_show_feature("signature verify"); + +#if defined(HAVE_SSL) && defined(USE_SHA1) + if(rh_allow_sha1_signatures_disabled()) { + /* Allow the use of SHA1 signatures for the test, + * in case that OpenSSL disallows use of RSASHA1 + * with rh-allow-sha1-signatures disabled. */ +#ifndef UB_ON_WINDOWS + setenv("OPENSSL_ENABLE_SHA1_SIGNATURES", "1", 0); +#else + _putenv("OPENSSL_ENABLE_SHA1_SIGNATURES=1"); +#endif + } +#endif + #ifdef USE_SHA1 verifytest_file(SRCDIRSTR "/testdata/test_signatures.1", "20070818005004"); #endif |