1 /* 2 * Copyright 2007-2023 The OpenSSL Project Authors. All Rights Reserved. 3 * Copyright Nokia 2007-2019 4 * Copyright Siemens AG 2015-2019 5 * 6 * Licensed under the Apache License 2.0 (the "License"). You may not use 7 * this file except in compliance with the License. You can obtain a copy 8 * in the file LICENSE in the source distribution or at 9 * https://www.openssl.org/source/license.html 10 */ 11 12 /* This app is disabled when OPENSSL_NO_CMP is defined. */ 13 14 #include <string.h> 15 #include <ctype.h> 16 17 #include "apps.h" 18 #include "http_server.h" 19 #include "s_apps.h" 20 #include "progs.h" 21 22 #include "cmp_mock_srv.h" 23 24 /* tweaks needed due to missing unistd.h on Windows */ 25 #if defined(_WIN32) && !defined(__BORLANDC__) 26 # define access _access 27 #endif 28 #ifndef F_OK 29 # define F_OK 0 30 #endif 31 32 #include <openssl/ui.h> 33 #include <openssl/pkcs12.h> 34 #include <openssl/ssl.h> 35 36 /* explicit #includes not strictly needed since implied by the above: */ 37 #include <stdlib.h> 38 #include <openssl/cmp.h> 39 #include <openssl/cmp_util.h> 40 #include <openssl/crmf.h> 41 #include <openssl/crypto.h> 42 #include <openssl/err.h> 43 #include <openssl/store.h> 44 #include <openssl/objects.h> 45 #include <openssl/x509.h> 46 47 static char *prog; 48 static char *opt_config = NULL; 49 #define CMP_SECTION "cmp" 50 #define SECTION_NAME_MAX 40 /* max length of section name */ 51 #define DEFAULT_SECTION "default" 52 static char *opt_section = CMP_SECTION; 53 static int opt_verbosity = OSSL_CMP_LOG_INFO; 54 55 static int read_config(void); 56 57 static CONF *conf = NULL; /* OpenSSL config file context structure */ 58 static OSSL_CMP_CTX *cmp_ctx = NULL; /* the client-side CMP context */ 59 60 /* the type of cmp command we want to send */ 61 typedef enum { 62 CMP_IR, 63 CMP_KUR, 64 CMP_CR, 65 CMP_P10CR, 66 CMP_RR, 67 CMP_GENM 68 } cmp_cmd_t; 69 70 /* message transfer */ 71 #ifndef OPENSSL_NO_SOCK 72 static char *opt_server = NULL; 73 static char *opt_proxy = NULL; 74 static char *opt_no_proxy = NULL; 75 #endif 76 static char *opt_recipient = NULL; 77 static char *opt_path = NULL; 78 static int opt_keep_alive = 1; 79 static int opt_msg_timeout = -1; 80 static int opt_total_timeout = -1; 81 82 /* server authentication */ 83 static char *opt_trusted = NULL; 84 static char *opt_untrusted = NULL; 85 static char *opt_srvcert = NULL; 86 static char *opt_expect_sender = NULL; 87 static int opt_ignore_keyusage = 0; 88 static int opt_unprotected_errors = 0; 89 static char *opt_extracertsout = NULL; 90 static char *opt_cacertsout = NULL; 91 92 /* client authentication */ 93 static char *opt_ref = NULL; 94 static char *opt_secret = NULL; 95 static char *opt_cert = NULL; 96 static char *opt_own_trusted = NULL; 97 static char *opt_key = NULL; 98 static char *opt_keypass = NULL; 99 static char *opt_digest = NULL; 100 static char *opt_mac = NULL; 101 static char *opt_extracerts = NULL; 102 static int opt_unprotected_requests = 0; 103 104 /* generic message */ 105 static char *opt_cmd_s = NULL; 106 static int opt_cmd = -1; 107 static char *opt_geninfo = NULL; 108 static char *opt_infotype_s = NULL; 109 static int opt_infotype = NID_undef; 110 111 /* certificate enrollment */ 112 static char *opt_newkey = NULL; 113 static char *opt_newkeypass = NULL; 114 static char *opt_subject = NULL; 115 static char *opt_issuer = NULL; 116 static int opt_days = 0; 117 static char *opt_reqexts = NULL; 118 static char *opt_sans = NULL; 119 static int opt_san_nodefault = 0; 120 static char *opt_policies = NULL; 121 static char *opt_policy_oids = NULL; 122 static int opt_policy_oids_critical = 0; 123 static int opt_popo = OSSL_CRMF_POPO_NONE - 1; 124 static char *opt_csr = NULL; 125 static char *opt_out_trusted = NULL; 126 static int opt_implicit_confirm = 0; 127 static int opt_disable_confirm = 0; 128 static char *opt_certout = NULL; 129 static char *opt_chainout = NULL; 130 131 /* certificate enrollment and revocation */ 132 static char *opt_oldcert = NULL; 133 static int opt_revreason = CRL_REASON_NONE; 134 135 /* credentials format */ 136 static char *opt_certform_s = "PEM"; 137 static int opt_certform = FORMAT_PEM; 138 static char *opt_keyform_s = NULL; 139 static int opt_keyform = FORMAT_UNDEF; 140 static char *opt_otherpass = NULL; 141 static char *opt_engine = NULL; 142 143 #ifndef OPENSSL_NO_SOCK 144 /* TLS connection */ 145 static int opt_tls_used = 0; 146 static char *opt_tls_cert = NULL; 147 static char *opt_tls_key = NULL; 148 static char *opt_tls_keypass = NULL; 149 static char *opt_tls_extra = NULL; 150 static char *opt_tls_trusted = NULL; 151 static char *opt_tls_host = NULL; 152 #endif 153 154 /* client-side debugging */ 155 static int opt_batch = 0; 156 static int opt_repeat = 1; 157 static char *opt_reqin = NULL; 158 static int opt_reqin_new_tid = 0; 159 static char *opt_reqout = NULL; 160 static char *opt_rspin = NULL; 161 static int rspin_in_use = 0; 162 static char *opt_rspout = NULL; 163 static int opt_use_mock_srv = 0; 164 165 /* mock server */ 166 #ifndef OPENSSL_NO_SOCK 167 static char *opt_port = NULL; 168 static int opt_max_msgs = 0; 169 #endif 170 static char *opt_srv_ref = NULL; 171 static char *opt_srv_secret = NULL; 172 static char *opt_srv_cert = NULL; 173 static char *opt_srv_key = NULL; 174 static char *opt_srv_keypass = NULL; 175 176 static char *opt_srv_trusted = NULL; 177 static char *opt_srv_untrusted = NULL; 178 static char *opt_rsp_cert = NULL; 179 static char *opt_rsp_extracerts = NULL; 180 static char *opt_rsp_capubs = NULL; 181 static int opt_poll_count = 0; 182 static int opt_check_after = 1; 183 static int opt_grant_implicitconf = 0; 184 185 static int opt_pkistatus = OSSL_CMP_PKISTATUS_accepted; 186 static int opt_failure = INT_MIN; 187 static int opt_failurebits = 0; 188 static char *opt_statusstring = NULL; 189 static int opt_send_error = 0; 190 static int opt_send_unprotected = 0; 191 static int opt_send_unprot_err = 0; 192 static int opt_accept_unprotected = 0; 193 static int opt_accept_unprot_err = 0; 194 static int opt_accept_raverified = 0; 195 196 static X509_VERIFY_PARAM *vpm = NULL; 197 198 typedef enum OPTION_choice { 199 OPT_COMMON, 200 OPT_CONFIG, OPT_SECTION, OPT_VERBOSITY, 201 202 OPT_CMD, OPT_INFOTYPE, OPT_GENINFO, 203 204 OPT_NEWKEY, OPT_NEWKEYPASS, OPT_SUBJECT, OPT_ISSUER, 205 OPT_DAYS, OPT_REQEXTS, 206 OPT_SANS, OPT_SAN_NODEFAULT, 207 OPT_POLICIES, OPT_POLICY_OIDS, OPT_POLICY_OIDS_CRITICAL, 208 OPT_POPO, OPT_CSR, 209 OPT_OUT_TRUSTED, OPT_IMPLICIT_CONFIRM, OPT_DISABLE_CONFIRM, 210 OPT_CERTOUT, OPT_CHAINOUT, 211 212 OPT_OLDCERT, OPT_REVREASON, 213 214 #ifndef OPENSSL_NO_SOCK 215 OPT_SERVER, OPT_PROXY, OPT_NO_PROXY, 216 #endif 217 OPT_RECIPIENT, OPT_PATH, 218 OPT_KEEP_ALIVE, OPT_MSG_TIMEOUT, OPT_TOTAL_TIMEOUT, 219 220 OPT_TRUSTED, OPT_UNTRUSTED, OPT_SRVCERT, 221 OPT_EXPECT_SENDER, 222 OPT_IGNORE_KEYUSAGE, OPT_UNPROTECTED_ERRORS, 223 OPT_EXTRACERTSOUT, OPT_CACERTSOUT, 224 225 OPT_REF, OPT_SECRET, OPT_CERT, OPT_OWN_TRUSTED, OPT_KEY, OPT_KEYPASS, 226 OPT_DIGEST, OPT_MAC, OPT_EXTRACERTS, 227 OPT_UNPROTECTED_REQUESTS, 228 229 OPT_CERTFORM, OPT_KEYFORM, 230 OPT_OTHERPASS, 231 #ifndef OPENSSL_NO_ENGINE 232 OPT_ENGINE, 233 #endif 234 OPT_PROV_ENUM, 235 OPT_R_ENUM, 236 237 #ifndef OPENSSL_NO_SOCK 238 OPT_TLS_USED, OPT_TLS_CERT, OPT_TLS_KEY, 239 OPT_TLS_KEYPASS, 240 OPT_TLS_EXTRA, OPT_TLS_TRUSTED, OPT_TLS_HOST, 241 #endif 242 243 OPT_BATCH, OPT_REPEAT, 244 OPT_REQIN, OPT_REQIN_NEW_TID, OPT_REQOUT, OPT_RSPIN, OPT_RSPOUT, 245 OPT_USE_MOCK_SRV, 246 247 #ifndef OPENSSL_NO_SOCK 248 OPT_PORT, OPT_MAX_MSGS, 249 #endif 250 OPT_SRV_REF, OPT_SRV_SECRET, 251 OPT_SRV_CERT, OPT_SRV_KEY, OPT_SRV_KEYPASS, 252 OPT_SRV_TRUSTED, OPT_SRV_UNTRUSTED, 253 OPT_RSP_CERT, OPT_RSP_EXTRACERTS, OPT_RSP_CAPUBS, 254 OPT_POLL_COUNT, OPT_CHECK_AFTER, 255 OPT_GRANT_IMPLICITCONF, 256 OPT_PKISTATUS, OPT_FAILURE, 257 OPT_FAILUREBITS, OPT_STATUSSTRING, 258 OPT_SEND_ERROR, OPT_SEND_UNPROTECTED, 259 OPT_SEND_UNPROT_ERR, OPT_ACCEPT_UNPROTECTED, 260 OPT_ACCEPT_UNPROT_ERR, OPT_ACCEPT_RAVERIFIED, 261 262 OPT_V_ENUM 263 } OPTION_CHOICE; 264 265 const OPTIONS cmp_options[] = { 266 /* entries must be in the same order as enumerated above!! */ 267 {"help", OPT_HELP, '-', "Display this summary"}, 268 {"config", OPT_CONFIG, 's', 269 "Configuration file to use. \"\" = none. Default from env variable OPENSSL_CONF"}, 270 {"section", OPT_SECTION, 's', 271 "Section(s) in config file to get options from. \"\" = 'default'. Default 'cmp'"}, 272 {"verbosity", OPT_VERBOSITY, 'N', 273 "Log level; 3=ERR, 4=WARN, 6=INFO, 7=DEBUG, 8=TRACE. Default 6 = INFO"}, 274 275 OPT_SECTION("Generic message"), 276 {"cmd", OPT_CMD, 's', "CMP request to send: ir/cr/kur/p10cr/rr/genm"}, 277 {"infotype", OPT_INFOTYPE, 's', 278 "InfoType name for requesting specific info in genm, e.g. 'signKeyPairTypes'"}, 279 {"geninfo", OPT_GENINFO, 's', 280 "generalInfo integer values to place in request PKIHeader with given OID"}, 281 {OPT_MORE_STR, 0, 0, 282 "specified in the form <OID>:int:<n>, e.g. \"1.2.3.4:int:56789\""}, 283 284 OPT_SECTION("Certificate enrollment"), 285 {"newkey", OPT_NEWKEY, 's', 286 "Private or public key for the requested cert. Default: CSR key or client key"}, 287 {"newkeypass", OPT_NEWKEYPASS, 's', "New private key pass phrase source"}, 288 {"subject", OPT_SUBJECT, 's', 289 "Distinguished Name (DN) of subject to use in the requested cert template"}, 290 {OPT_MORE_STR, 0, 0, 291 "For kur, default is subject of -csr arg or reference cert (see -oldcert)"}, 292 {OPT_MORE_STR, 0, 0, 293 "this default is used for ir and cr only if no Subject Alt Names are set"}, 294 {"issuer", OPT_ISSUER, 's', 295 "DN of the issuer to place in the requested certificate template"}, 296 {OPT_MORE_STR, 0, 0, 297 "also used as recipient if neither -recipient nor -srvcert are given"}, 298 {"days", OPT_DAYS, 'N', 299 "Requested validity time of the new certificate in number of days"}, 300 {"reqexts", OPT_REQEXTS, 's', 301 "Name of config file section defining certificate request extensions."}, 302 {OPT_MORE_STR, 0, 0, 303 "Augments or replaces any extensions contained CSR given with -csr"}, 304 {"sans", OPT_SANS, 's', 305 "Subject Alt Names (IPADDR/DNS/URI) to add as (critical) cert req extension"}, 306 {"san_nodefault", OPT_SAN_NODEFAULT, '-', 307 "Do not take default SANs from reference certificate (see -oldcert)"}, 308 {"policies", OPT_POLICIES, 's', 309 "Name of config file section defining policies certificate request extension"}, 310 {"policy_oids", OPT_POLICY_OIDS, 's', 311 "Policy OID(s) to add as policies certificate request extension"}, 312 {"policy_oids_critical", OPT_POLICY_OIDS_CRITICAL, '-', 313 "Flag the policy OID(s) given with -policy_oids as critical"}, 314 {"popo", OPT_POPO, 'n', 315 "Proof-of-Possession (POPO) method to use for ir/cr/kur where"}, 316 {OPT_MORE_STR, 0, 0, 317 "-1 = NONE, 0 = RAVERIFIED, 1 = SIGNATURE (default), 2 = KEYENC"}, 318 {"csr", OPT_CSR, 's', 319 "PKCS#10 CSR file in PEM or DER format to convert or to use in p10cr"}, 320 {"out_trusted", OPT_OUT_TRUSTED, 's', 321 "Certificates to trust when verifying newly enrolled certificates"}, 322 {"implicit_confirm", OPT_IMPLICIT_CONFIRM, '-', 323 "Request implicit confirmation of newly enrolled certificates"}, 324 {"disable_confirm", OPT_DISABLE_CONFIRM, '-', 325 "Do not confirm newly enrolled certificate w/o requesting implicit"}, 326 {OPT_MORE_STR, 0, 0, 327 "confirmation. WARNING: This leads to behavior violating RFC 4210"}, 328 {"certout", OPT_CERTOUT, 's', 329 "File to save newly enrolled certificate"}, 330 {"chainout", OPT_CHAINOUT, 's', 331 "File to save the chain of newly enrolled certificate"}, 332 333 OPT_SECTION("Certificate enrollment and revocation"), 334 335 {"oldcert", OPT_OLDCERT, 's', 336 "Certificate to be updated (defaulting to -cert) or to be revoked in rr;"}, 337 {OPT_MORE_STR, 0, 0, 338 "also used as reference (defaulting to -cert) for subject DN and SANs."}, 339 {OPT_MORE_STR, 0, 0, 340 "Issuer is used as recipient unless -recipient, -srvcert, or -issuer given"}, 341 {"revreason", OPT_REVREASON, 'n', 342 "Reason code to include in revocation request (rr); possible values:"}, 343 {OPT_MORE_STR, 0, 0, 344 "0..6, 8..10 (see RFC5280, 5.3.1) or -1. Default -1 = none included"}, 345 346 OPT_SECTION("Message transfer"), 347 #ifdef OPENSSL_NO_SOCK 348 {OPT_MORE_STR, 0, 0, 349 "NOTE: -server, -proxy, and -no_proxy not supported due to no-sock build"}, 350 #else 351 {"server", OPT_SERVER, 's', 352 "[http[s]://]address[:port][/path] of CMP server. Default port 80 or 443."}, 353 {OPT_MORE_STR, 0, 0, 354 "address may be a DNS name or an IP address; path can be overridden by -path"}, 355 {"proxy", OPT_PROXY, 's', 356 "[http[s]://]address[:port][/path] of HTTP(S) proxy to use; path is ignored"}, 357 {"no_proxy", OPT_NO_PROXY, 's', 358 "List of addresses of servers not to use HTTP(S) proxy for"}, 359 {OPT_MORE_STR, 0, 0, 360 "Default from environment variable 'no_proxy', else 'NO_PROXY', else none"}, 361 #endif 362 {"recipient", OPT_RECIPIENT, 's', 363 "DN of CA. Default: subject of -srvcert, -issuer, issuer of -oldcert or -cert"}, 364 {"path", OPT_PATH, 's', 365 "HTTP path (aka CMP alias) at the CMP server. Default from -server, else \"/\""}, 366 {"keep_alive", OPT_KEEP_ALIVE, 'N', 367 "Persistent HTTP connections. 0: no, 1 (the default): request, 2: require"}, 368 {"msg_timeout", OPT_MSG_TIMEOUT, 'N', 369 "Number of seconds allowed per CMP message round trip, or 0 for infinite"}, 370 {"total_timeout", OPT_TOTAL_TIMEOUT, 'N', 371 "Overall time an enrollment incl. polling may take. Default 0 = infinite"}, 372 373 OPT_SECTION("Server authentication"), 374 {"trusted", OPT_TRUSTED, 's', 375 "Certificates to use as trust anchors when verifying signed CMP responses"}, 376 {OPT_MORE_STR, 0, 0, "unless -srvcert is given"}, 377 {"untrusted", OPT_UNTRUSTED, 's', 378 "Intermediate CA certs for chain construction for CMP/TLS/enrolled certs"}, 379 {"srvcert", OPT_SRVCERT, 's', 380 "Server cert to pin and trust directly when verifying signed CMP responses"}, 381 {"expect_sender", OPT_EXPECT_SENDER, 's', 382 "DN of expected sender of responses. Defaults to subject of -srvcert, if any"}, 383 {"ignore_keyusage", OPT_IGNORE_KEYUSAGE, '-', 384 "Ignore CMP signer cert key usage, else 'digitalSignature' must be allowed"}, 385 {"unprotected_errors", OPT_UNPROTECTED_ERRORS, '-', 386 "Accept missing or invalid protection of regular error messages and negative"}, 387 {OPT_MORE_STR, 0, 0, 388 "certificate responses (ip/cp/kup), revocation responses (rp), and PKIConf"}, 389 {OPT_MORE_STR, 0, 0, 390 "WARNING: This setting leads to behavior allowing violation of RFC 4210"}, 391 {"extracertsout", OPT_EXTRACERTSOUT, 's', 392 "File to save extra certificates received in the extraCerts field"}, 393 {"cacertsout", OPT_CACERTSOUT, 's', 394 "File to save CA certificates received in the caPubs field of 'ip' messages"}, 395 396 OPT_SECTION("Client authentication"), 397 {"ref", OPT_REF, 's', 398 "Reference value to use as senderKID in case no -cert is given"}, 399 {"secret", OPT_SECRET, 's', 400 "Prefer PBM (over signatures) for protecting msgs with given password source"}, 401 {"cert", OPT_CERT, 's', 402 "Client's CMP signer certificate; its public key must match the -key argument"}, 403 {OPT_MORE_STR, 0, 0, 404 "This also used as default reference for subject DN and SANs."}, 405 {OPT_MORE_STR, 0, 0, 406 "Any further certs included are appended to the untrusted certs"}, 407 {"own_trusted", OPT_OWN_TRUSTED, 's', 408 "Optional certs to verify chain building for own CMP signer cert"}, 409 {"key", OPT_KEY, 's', "CMP signer private key, not used when -secret given"}, 410 {"keypass", OPT_KEYPASS, 's', 411 "Client private key (and cert and old cert) pass phrase source"}, 412 {"digest", OPT_DIGEST, 's', 413 "Digest to use in message protection and POPO signatures. Default \"sha256\""}, 414 {"mac", OPT_MAC, 's', 415 "MAC algorithm to use in PBM-based message protection. Default \"hmac-sha1\""}, 416 {"extracerts", OPT_EXTRACERTS, 's', 417 "Certificates to append in extraCerts field of outgoing messages."}, 418 {OPT_MORE_STR, 0, 0, 419 "This can be used as the default CMP signer cert chain to include"}, 420 {"unprotected_requests", OPT_UNPROTECTED_REQUESTS, '-', 421 "Send request messages without CMP-level protection"}, 422 423 OPT_SECTION("Credentials format"), 424 {"certform", OPT_CERTFORM, 's', 425 "Format (PEM or DER) to use when saving a certificate to a file. Default PEM"}, 426 {"keyform", OPT_KEYFORM, 's', 427 "Format of the key input (ENGINE, other values ignored)"}, 428 {"otherpass", OPT_OTHERPASS, 's', 429 "Pass phrase source potentially needed for loading certificates of others"}, 430 #ifndef OPENSSL_NO_ENGINE 431 {"engine", OPT_ENGINE, 's', 432 "Use crypto engine with given identifier, possibly a hardware device."}, 433 {OPT_MORE_STR, 0, 0, 434 "Engines may also be defined in OpenSSL config file engine section."}, 435 #endif 436 OPT_PROV_OPTIONS, 437 OPT_R_OPTIONS, 438 439 OPT_SECTION("TLS connection"), 440 #ifdef OPENSSL_NO_SOCK 441 {OPT_MORE_STR, 0, 0, 442 "NOTE: -tls_used and all other TLS options not supported due to no-sock build"}, 443 #else 444 {"tls_used", OPT_TLS_USED, '-', 445 "Enable using TLS (also when other TLS options are not set)"}, 446 {"tls_cert", OPT_TLS_CERT, 's', 447 "Client's TLS certificate. May include chain to be provided to TLS server"}, 448 {"tls_key", OPT_TLS_KEY, 's', 449 "Private key for the client's TLS certificate"}, 450 {"tls_keypass", OPT_TLS_KEYPASS, 's', 451 "Pass phrase source for the client's private TLS key (and TLS cert)"}, 452 {"tls_extra", OPT_TLS_EXTRA, 's', 453 "Extra certificates to provide to TLS server during TLS handshake"}, 454 {"tls_trusted", OPT_TLS_TRUSTED, 's', 455 "Trusted certificates to use for verifying the TLS server certificate;"}, 456 {OPT_MORE_STR, 0, 0, "this implies host name validation"}, 457 {"tls_host", OPT_TLS_HOST, 's', 458 "Address to be checked (rather than -server) during TLS host name validation"}, 459 #endif 460 461 OPT_SECTION("Client-side debugging"), 462 {"batch", OPT_BATCH, '-', 463 "Do not interactively prompt for input when a password is required etc."}, 464 {"repeat", OPT_REPEAT, 'p', 465 "Invoke the transaction the given positive number of times. Default 1"}, 466 {"reqin", OPT_REQIN, 's', 467 "Take sequence of CMP requests to send to server from file(s)"}, 468 {"reqin_new_tid", OPT_REQIN_NEW_TID, '-', 469 "Use fresh transactionID for CMP requests read from -reqin"}, 470 {"reqout", OPT_REQOUT, 's', 471 "Save sequence of CMP requests created by the client to file(s)"}, 472 {"rspin", OPT_RSPIN, 's', 473 "Process sequence of CMP responses provided in file(s), skipping server"}, 474 {"rspout", OPT_RSPOUT, 's', 475 "Save sequence of actually used CMP responses to file(s)"}, 476 477 {"use_mock_srv", OPT_USE_MOCK_SRV, '-', 478 "Use internal mock server at API level, bypassing socket-based HTTP"}, 479 480 OPT_SECTION("Mock server"), 481 #ifdef OPENSSL_NO_SOCK 482 {OPT_MORE_STR, 0, 0, 483 "NOTE: -port and -max_msgs not supported due to no-sock build"}, 484 #else 485 {"port", OPT_PORT, 's', 486 "Act as HTTP-based mock server listening on given port"}, 487 {"max_msgs", OPT_MAX_MSGS, 'N', 488 "max number of messages handled by HTTP mock server. Default: 0 = unlimited"}, 489 #endif 490 491 {"srv_ref", OPT_SRV_REF, 's', 492 "Reference value to use as senderKID of server in case no -srv_cert is given"}, 493 {"srv_secret", OPT_SRV_SECRET, 's', 494 "Password source for server authentication with a pre-shared key (secret)"}, 495 {"srv_cert", OPT_SRV_CERT, 's', "Certificate of the server"}, 496 {"srv_key", OPT_SRV_KEY, 's', 497 "Private key used by the server for signing messages"}, 498 {"srv_keypass", OPT_SRV_KEYPASS, 's', 499 "Server private key (and cert) pass phrase source"}, 500 501 {"srv_trusted", OPT_SRV_TRUSTED, 's', 502 "Trusted certificates for client authentication"}, 503 {"srv_untrusted", OPT_SRV_UNTRUSTED, 's', 504 "Intermediate certs that may be useful for verifying CMP protection"}, 505 {"rsp_cert", OPT_RSP_CERT, 's', 506 "Certificate to be returned as mock enrollment result"}, 507 {"rsp_extracerts", OPT_RSP_EXTRACERTS, 's', 508 "Extra certificates to be included in mock certification responses"}, 509 {"rsp_capubs", OPT_RSP_CAPUBS, 's', 510 "CA certificates to be included in mock ip response"}, 511 {"poll_count", OPT_POLL_COUNT, 'N', 512 "Number of times the client must poll before receiving a certificate"}, 513 {"check_after", OPT_CHECK_AFTER, 'N', 514 "The check_after value (time to wait) to include in poll response"}, 515 {"grant_implicitconf", OPT_GRANT_IMPLICITCONF, '-', 516 "Grant implicit confirmation of newly enrolled certificate"}, 517 518 {"pkistatus", OPT_PKISTATUS, 'N', 519 "PKIStatus to be included in server response. Possible values: 0..6"}, 520 {"failure", OPT_FAILURE, 'N', 521 "A single failure info bit number to include in server response, 0..26"}, 522 {"failurebits", OPT_FAILUREBITS, 'N', 523 "Number representing failure bits to include in server response, 0..2^27 - 1"}, 524 {"statusstring", OPT_STATUSSTRING, 's', 525 "Status string to be included in server response"}, 526 {"send_error", OPT_SEND_ERROR, '-', 527 "Force server to reply with error message"}, 528 {"send_unprotected", OPT_SEND_UNPROTECTED, '-', 529 "Send response messages without CMP-level protection"}, 530 {"send_unprot_err", OPT_SEND_UNPROT_ERR, '-', 531 "In case of negative responses, server shall send unprotected error messages,"}, 532 {OPT_MORE_STR, 0, 0, 533 "certificate responses (ip/cp/kup), and revocation responses (rp)."}, 534 {OPT_MORE_STR, 0, 0, 535 "WARNING: This setting leads to behavior violating RFC 4210"}, 536 {"accept_unprotected", OPT_ACCEPT_UNPROTECTED, '-', 537 "Accept missing or invalid protection of requests"}, 538 {"accept_unprot_err", OPT_ACCEPT_UNPROT_ERR, '-', 539 "Accept unprotected error messages from client"}, 540 {"accept_raverified", OPT_ACCEPT_RAVERIFIED, '-', 541 "Accept RAVERIFIED as proof-of-possession (POPO)"}, 542 543 OPT_V_OPTIONS, 544 {NULL} 545 }; 546 547 typedef union { 548 char **txt; 549 int *num; 550 long *num_long; 551 } varref; 552 static varref cmp_vars[] = { /* must be in same order as enumerated above! */ 553 {&opt_config}, {&opt_section}, {(char **)&opt_verbosity}, 554 555 {&opt_cmd_s}, {&opt_infotype_s}, {&opt_geninfo}, 556 557 {&opt_newkey}, {&opt_newkeypass}, {&opt_subject}, {&opt_issuer}, 558 {(char **)&opt_days}, {&opt_reqexts}, 559 {&opt_sans}, {(char **)&opt_san_nodefault}, 560 {&opt_policies}, {&opt_policy_oids}, {(char **)&opt_policy_oids_critical}, 561 {(char **)&opt_popo}, {&opt_csr}, 562 {&opt_out_trusted}, 563 {(char **)&opt_implicit_confirm}, {(char **)&opt_disable_confirm}, 564 {&opt_certout}, {&opt_chainout}, 565 566 {&opt_oldcert}, {(char **)&opt_revreason}, 567 568 #ifndef OPENSSL_NO_SOCK 569 {&opt_server}, {&opt_proxy}, {&opt_no_proxy}, 570 #endif 571 {&opt_recipient}, {&opt_path}, {(char **)&opt_keep_alive}, 572 {(char **)&opt_msg_timeout}, {(char **)&opt_total_timeout}, 573 574 {&opt_trusted}, {&opt_untrusted}, {&opt_srvcert}, 575 {&opt_expect_sender}, 576 {(char **)&opt_ignore_keyusage}, {(char **)&opt_unprotected_errors}, 577 {&opt_extracertsout}, {&opt_cacertsout}, 578 579 {&opt_ref}, {&opt_secret}, 580 {&opt_cert}, {&opt_own_trusted}, {&opt_key}, {&opt_keypass}, 581 {&opt_digest}, {&opt_mac}, {&opt_extracerts}, 582 {(char **)&opt_unprotected_requests}, 583 584 {&opt_certform_s}, {&opt_keyform_s}, 585 {&opt_otherpass}, 586 #ifndef OPENSSL_NO_ENGINE 587 {&opt_engine}, 588 #endif 589 590 #ifndef OPENSSL_NO_SOCK 591 {(char **)&opt_tls_used}, {&opt_tls_cert}, {&opt_tls_key}, 592 {&opt_tls_keypass}, 593 {&opt_tls_extra}, {&opt_tls_trusted}, {&opt_tls_host}, 594 #endif 595 596 {(char **)&opt_batch}, {(char **)&opt_repeat}, 597 {&opt_reqin}, {(char **)&opt_reqin_new_tid}, 598 {&opt_reqout}, {&opt_rspin}, {&opt_rspout}, 599 600 {(char **)&opt_use_mock_srv}, 601 #ifndef OPENSSL_NO_SOCK 602 {&opt_port}, {(char **)&opt_max_msgs}, 603 #endif 604 {&opt_srv_ref}, {&opt_srv_secret}, 605 {&opt_srv_cert}, {&opt_srv_key}, {&opt_srv_keypass}, 606 {&opt_srv_trusted}, {&opt_srv_untrusted}, 607 {&opt_rsp_cert}, {&opt_rsp_extracerts}, {&opt_rsp_capubs}, 608 {(char **)&opt_poll_count}, {(char **)&opt_check_after}, 609 {(char **)&opt_grant_implicitconf}, 610 {(char **)&opt_pkistatus}, {(char **)&opt_failure}, 611 {(char **)&opt_failurebits}, {&opt_statusstring}, 612 {(char **)&opt_send_error}, {(char **)&opt_send_unprotected}, 613 {(char **)&opt_send_unprot_err}, {(char **)&opt_accept_unprotected}, 614 {(char **)&opt_accept_unprot_err}, {(char **)&opt_accept_raverified}, 615 616 {NULL} 617 }; 618 619 #define FUNC (strcmp(OPENSSL_FUNC, "(unknown function)") == 0 \ 620 ? "CMP" : OPENSSL_FUNC) 621 #define CMP_print(bio, level, prefix, msg, a1, a2, a3) \ 622 ((void)(level > opt_verbosity ? 0 : \ 623 (BIO_printf(bio, "%s:%s:%d:CMP %s: " msg "\n", \ 624 FUNC, OPENSSL_FILE, OPENSSL_LINE, prefix, a1, a2, a3)))) 625 #define CMP_DEBUG(m, a1, a2, a3) \ 626 CMP_print(bio_out, OSSL_CMP_LOG_DEBUG, "debug", m, a1, a2, a3) 627 #define CMP_debug(msg) CMP_DEBUG(msg"%s%s%s", "", "", "") 628 #define CMP_debug1(msg, a1) CMP_DEBUG(msg"%s%s", a1, "", "") 629 #define CMP_debug2(msg, a1, a2) CMP_DEBUG(msg"%s", a1, a2, "") 630 #define CMP_debug3(msg, a1, a2, a3) CMP_DEBUG(msg, a1, a2, a3) 631 #define CMP_INFO(msg, a1, a2, a3) \ 632 CMP_print(bio_out, OSSL_CMP_LOG_INFO, "info", msg, a1, a2, a3) 633 #define CMP_info(msg) CMP_INFO(msg"%s%s%s", "", "", "") 634 #define CMP_info1(msg, a1) CMP_INFO(msg"%s%s", a1, "", "") 635 #define CMP_info2(msg, a1, a2) CMP_INFO(msg"%s", a1, a2, "") 636 #define CMP_info3(msg, a1, a2, a3) CMP_INFO(msg, a1, a2, a3) 637 #define CMP_WARN(m, a1, a2, a3) \ 638 CMP_print(bio_out, OSSL_CMP_LOG_WARNING, "warning", m, a1, a2, a3) 639 #define CMP_warn(msg) CMP_WARN(msg"%s%s%s", "", "", "") 640 #define CMP_warn1(msg, a1) CMP_WARN(msg"%s%s", a1, "", "") 641 #define CMP_warn2(msg, a1, a2) CMP_WARN(msg"%s", a1, a2, "") 642 #define CMP_warn3(msg, a1, a2, a3) CMP_WARN(msg, a1, a2, a3) 643 #define CMP_ERR(msg, a1, a2, a3) \ 644 CMP_print(bio_err, OSSL_CMP_LOG_ERR, "error", msg, a1, a2, a3) 645 #define CMP_err(msg) CMP_ERR(msg"%s%s%s", "", "", "") 646 #define CMP_err1(msg, a1) CMP_ERR(msg"%s%s", a1, "", "") 647 #define CMP_err2(msg, a1, a2) CMP_ERR(msg"%s", a1, a2, "") 648 #define CMP_err3(msg, a1, a2, a3) CMP_ERR(msg, a1, a2, a3) 649 650 static int print_to_bio_out(const char *func, const char *file, int line, 651 OSSL_CMP_severity level, const char *msg) 652 { 653 return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg); 654 } 655 656 static int print_to_bio_err(const char *func, const char *file, int line, 657 OSSL_CMP_severity level, const char *msg) 658 { 659 return OSSL_CMP_print_to_bio(bio_err, func, file, line, level, msg); 660 } 661 662 static int set_verbosity(int level) 663 { 664 if (level < OSSL_CMP_LOG_EMERG || level > OSSL_CMP_LOG_MAX) { 665 CMP_err1("Logging verbosity level %d out of range (0 .. 8)", level); 666 return 0; 667 } 668 opt_verbosity = level; 669 return 1; 670 } 671 672 static EVP_PKEY *load_key_pwd(const char *uri, int format, 673 const char *pass, ENGINE *eng, const char *desc) 674 { 675 char *pass_string = get_passwd(pass, desc); 676 EVP_PKEY *pkey = load_key(uri, format, 0, pass_string, eng, desc); 677 678 clear_free(pass_string); 679 return pkey; 680 } 681 682 static X509 *load_cert_pwd(const char *uri, const char *pass, const char *desc) 683 { 684 X509 *cert; 685 char *pass_string = get_passwd(pass, desc); 686 687 cert = load_cert_pass(uri, FORMAT_UNDEF, 0, pass_string, desc); 688 clear_free(pass_string); 689 return cert; 690 } 691 692 static X509_REQ *load_csr_autofmt(const char *infile, const char *desc) 693 { 694 X509_REQ *csr; 695 BIO *bio_bak = bio_err; 696 697 bio_err = NULL; /* do not show errors on more than one try */ 698 csr = load_csr(infile, FORMAT_PEM, desc); 699 bio_err = bio_bak; 700 if (csr == NULL) { 701 ERR_clear_error(); 702 csr = load_csr(infile, FORMAT_ASN1, desc); 703 } 704 if (csr == NULL) { 705 ERR_print_errors(bio_err); 706 BIO_printf(bio_err, "error: unable to load %s from file '%s'\n", desc, 707 infile); 708 } else { 709 EVP_PKEY *pkey = X509_REQ_get0_pubkey(csr); 710 int ret = do_X509_REQ_verify(csr, pkey, NULL /* vfyopts */); 711 712 if (pkey == NULL || ret < 0) 713 CMP_warn("error while verifying CSR self-signature"); 714 else if (ret == 0) 715 CMP_warn("CSR self-signature does not match the contents"); 716 } 717 return csr; 718 } 719 720 /* set expected host name/IP addr and clears the email addr in the given ts */ 721 static int truststore_set_host_etc(X509_STORE *ts, const char *host) 722 { 723 X509_VERIFY_PARAM *ts_vpm = X509_STORE_get0_param(ts); 724 725 /* first clear any host names, IP, and email addresses */ 726 if (!X509_VERIFY_PARAM_set1_host(ts_vpm, NULL, 0) 727 || !X509_VERIFY_PARAM_set1_ip(ts_vpm, NULL, 0) 728 || !X509_VERIFY_PARAM_set1_email(ts_vpm, NULL, 0)) 729 return 0; 730 X509_VERIFY_PARAM_set_hostflags(ts_vpm, 731 X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT | 732 X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS); 733 return (host != NULL && X509_VERIFY_PARAM_set1_ip_asc(ts_vpm, host)) 734 || X509_VERIFY_PARAM_set1_host(ts_vpm, host, 0); 735 } 736 737 /* write OSSL_CMP_MSG DER-encoded to the specified file name item */ 738 static int write_PKIMESSAGE(const OSSL_CMP_MSG *msg, char **filenames) 739 { 740 char *file; 741 742 if (msg == NULL || filenames == NULL) { 743 CMP_err("NULL arg to write_PKIMESSAGE"); 744 return 0; 745 } 746 if (*filenames == NULL) { 747 CMP_err("not enough file names provided for writing PKIMessage"); 748 return 0; 749 } 750 751 file = *filenames; 752 *filenames = next_item(file); 753 if (OSSL_CMP_MSG_write(file, msg) < 0) { 754 CMP_err1("cannot write PKIMessage to file '%s'", file); 755 return 0; 756 } 757 return 1; 758 } 759 760 /* read DER-encoded OSSL_CMP_MSG from the specified file name item */ 761 static OSSL_CMP_MSG *read_PKIMESSAGE(const char *desc, char **filenames) 762 { 763 char *file; 764 OSSL_CMP_MSG *ret; 765 766 if (filenames == NULL || desc == NULL) { 767 CMP_err("NULL arg to read_PKIMESSAGE"); 768 return NULL; 769 } 770 if (*filenames == NULL) { 771 CMP_err("not enough file names provided for reading PKIMessage"); 772 return NULL; 773 } 774 775 file = *filenames; 776 *filenames = next_item(file); 777 778 ret = OSSL_CMP_MSG_read(file, app_get0_libctx(), app_get0_propq()); 779 if (ret == NULL) 780 CMP_err1("cannot read PKIMessage from file '%s'", file); 781 else 782 CMP_info2("%s %s", desc, file); 783 return ret; 784 } 785 786 /*- 787 * Sends the PKIMessage req and on success place the response in *res 788 * basically like OSSL_CMP_MSG_http_perform(), but in addition allows 789 * to dump the sequence of requests and responses to files and/or 790 * to take the sequence of requests and responses from files. 791 */ 792 static OSSL_CMP_MSG *read_write_req_resp(OSSL_CMP_CTX *ctx, 793 const OSSL_CMP_MSG *req) 794 { 795 OSSL_CMP_MSG *req_new = NULL; 796 OSSL_CMP_MSG *res = NULL; 797 OSSL_CMP_PKIHEADER *hdr; 798 const char *prev_opt_rspin = opt_rspin; 799 800 if (req != NULL && opt_reqout != NULL 801 && !write_PKIMESSAGE(req, &opt_reqout)) 802 goto err; 803 if (opt_reqin != NULL && opt_rspin == NULL) { 804 if ((req_new = read_PKIMESSAGE("actually sending", &opt_reqin)) == NULL) 805 goto err; 806 /*- 807 * The transaction ID in req_new read from opt_reqin may not be fresh. 808 * In this case the server may complain "Transaction id already in use." 809 * The following workaround unfortunately requires re-protection. 810 */ 811 if (opt_reqin_new_tid 812 && !OSSL_CMP_MSG_update_transactionID(ctx, req_new)) 813 goto err; 814 815 /* 816 * Except for first request, need to satisfy recipNonce check by server. 817 * Unfortunately requires re-protection if protection is required. 818 */ 819 if (!OSSL_CMP_MSG_update_recipNonce(ctx, req_new)) 820 goto err; 821 } 822 823 if (opt_rspin != NULL) { 824 res = read_PKIMESSAGE("actually using", &opt_rspin); 825 } else { 826 const OSSL_CMP_MSG *actual_req = req_new != NULL ? req_new : req; 827 828 if (opt_use_mock_srv) { 829 if (rspin_in_use) 830 CMP_warn("too few -rspin filename arguments; resorting to using mock server"); 831 res = OSSL_CMP_CTX_server_perform(ctx, actual_req); 832 } else { 833 #ifndef OPENSSL_NO_SOCK 834 if (opt_server == NULL) { 835 CMP_err("missing -server or -use_mock_srv option, or too few -rspin filename arguments"); 836 goto err; 837 } 838 if (rspin_in_use) 839 CMP_warn("too few -rspin filename arguments; resorting to contacting server"); 840 res = OSSL_CMP_MSG_http_perform(ctx, actual_req); 841 #else 842 CMP_err("-server not supported on no-sock build; missing -use_mock_srv option or too few -rspin filename arguments"); 843 #endif 844 } 845 rspin_in_use = 0; 846 } 847 if (res == NULL) 848 goto err; 849 850 if (req_new != NULL || prev_opt_rspin != NULL) { 851 /* need to satisfy nonce and transactionID checks by client */ 852 ASN1_OCTET_STRING *nonce; 853 ASN1_OCTET_STRING *tid; 854 855 hdr = OSSL_CMP_MSG_get0_header(res); 856 nonce = OSSL_CMP_HDR_get0_recipNonce(hdr); 857 tid = OSSL_CMP_HDR_get0_transactionID(hdr); 858 if (!OSSL_CMP_CTX_set1_senderNonce(ctx, nonce) 859 || !OSSL_CMP_CTX_set1_transactionID(ctx, tid)) { 860 OSSL_CMP_MSG_free(res); 861 res = NULL; 862 goto err; 863 } 864 } 865 866 if (opt_rspout != NULL && !write_PKIMESSAGE(res, &opt_rspout)) { 867 OSSL_CMP_MSG_free(res); 868 res = NULL; 869 } 870 871 err: 872 OSSL_CMP_MSG_free(req_new); 873 return res; 874 } 875 876 static int set_name(const char *str, 877 int (*set_fn) (OSSL_CMP_CTX *ctx, const X509_NAME *name), 878 OSSL_CMP_CTX *ctx, const char *desc) 879 { 880 if (str != NULL) { 881 X509_NAME *n = parse_name(str, MBSTRING_ASC, 1, desc); 882 883 if (n == NULL) 884 return 0; 885 if (!(*set_fn) (ctx, n)) { 886 X509_NAME_free(n); 887 CMP_err("out of memory"); 888 return 0; 889 } 890 X509_NAME_free(n); 891 } 892 return 1; 893 } 894 895 static int set_gennames(OSSL_CMP_CTX *ctx, char *names, const char *desc) 896 { 897 char *next; 898 899 for (; names != NULL; names = next) { 900 GENERAL_NAME *n; 901 902 next = next_item(names); 903 if (strcmp(names, "critical") == 0) { 904 (void)OSSL_CMP_CTX_set_option(ctx, 905 OSSL_CMP_OPT_SUBJECTALTNAME_CRITICAL, 906 1); 907 continue; 908 } 909 910 /* try IP address first, then URI or domain name */ 911 (void)ERR_set_mark(); 912 n = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_IPADD, names, 0); 913 if (n == NULL) 914 n = a2i_GENERAL_NAME(NULL, NULL, NULL, 915 strchr(names, ':') != NULL ? GEN_URI : GEN_DNS, 916 names, 0); 917 (void)ERR_pop_to_mark(); 918 919 if (n == NULL) { 920 CMP_err2("bad syntax of %s '%s'", desc, names); 921 return 0; 922 } 923 if (!OSSL_CMP_CTX_push1_subjectAltName(ctx, n)) { 924 GENERAL_NAME_free(n); 925 CMP_err("out of memory"); 926 return 0; 927 } 928 GENERAL_NAME_free(n); 929 } 930 return 1; 931 } 932 933 static X509_STORE *load_trusted(char *input, int for_new_cert, const char *desc) 934 { 935 X509_STORE *ts = load_certstore(input, opt_otherpass, desc, vpm); 936 937 if (ts == NULL) 938 return NULL; 939 X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb); 940 941 /* copy vpm to store */ 942 if (X509_STORE_set1_param(ts, vpm /* may be NULL */) 943 && (for_new_cert || truststore_set_host_etc(ts, NULL))) 944 return ts; 945 BIO_printf(bio_err, "error setting verification parameters for %s\n", desc); 946 OSSL_CMP_CTX_print_errors(cmp_ctx); 947 X509_STORE_free(ts); 948 return NULL; 949 } 950 951 typedef int (*add_X509_stack_fn_t)(void *ctx, const STACK_OF(X509) *certs); 952 953 static int setup_certs(char *files, const char *desc, void *ctx, 954 add_X509_stack_fn_t set1_fn) 955 { 956 STACK_OF(X509) *certs; 957 int ok; 958 959 if (files == NULL) 960 return 1; 961 if ((certs = load_certs_multifile(files, opt_otherpass, desc, vpm)) == NULL) 962 return 0; 963 ok = (*set1_fn)(ctx, certs); 964 sk_X509_pop_free(certs, X509_free); 965 return ok; 966 } 967 968 969 /* 970 * parse and transform some options, checking their syntax. 971 * Returns 1 on success, 0 on error 972 */ 973 static int transform_opts(void) 974 { 975 if (opt_cmd_s != NULL) { 976 if (!strcmp(opt_cmd_s, "ir")) { 977 opt_cmd = CMP_IR; 978 } else if (!strcmp(opt_cmd_s, "kur")) { 979 opt_cmd = CMP_KUR; 980 } else if (!strcmp(opt_cmd_s, "cr")) { 981 opt_cmd = CMP_CR; 982 } else if (!strcmp(opt_cmd_s, "p10cr")) { 983 opt_cmd = CMP_P10CR; 984 } else if (!strcmp(opt_cmd_s, "rr")) { 985 opt_cmd = CMP_RR; 986 } else if (!strcmp(opt_cmd_s, "genm")) { 987 opt_cmd = CMP_GENM; 988 } else { 989 CMP_err1("unknown cmp command '%s'", opt_cmd_s); 990 return 0; 991 } 992 } else { 993 CMP_err("no cmp command to execute"); 994 return 0; 995 } 996 997 #ifndef OPENSSL_NO_ENGINE 998 # define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_ENGINE) 999 #else 1000 # define FORMAT_OPTIONS (OPT_FMT_PEMDER | OPT_FMT_PKCS12) 1001 #endif 1002 1003 if (opt_keyform_s != NULL 1004 && !opt_format(opt_keyform_s, FORMAT_OPTIONS, &opt_keyform)) { 1005 CMP_err("unknown option given for key loading format"); 1006 return 0; 1007 } 1008 1009 #undef FORMAT_OPTIONS 1010 1011 if (opt_certform_s != NULL 1012 && !opt_format(opt_certform_s, OPT_FMT_PEMDER, &opt_certform)) { 1013 CMP_err("unknown option given for certificate storing format"); 1014 return 0; 1015 } 1016 1017 return 1; 1018 } 1019 1020 static OSSL_CMP_SRV_CTX *setup_srv_ctx(ENGINE *engine) 1021 { 1022 OSSL_CMP_CTX *ctx; /* extra CMP (client) ctx partly used by server */ 1023 OSSL_CMP_SRV_CTX *srv_ctx = ossl_cmp_mock_srv_new(app_get0_libctx(), 1024 app_get0_propq()); 1025 1026 if (srv_ctx == NULL) 1027 return NULL; 1028 ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx); 1029 1030 if (opt_srv_ref == NULL) { 1031 if (opt_srv_cert == NULL) { 1032 /* opt_srv_cert should determine the sender */ 1033 CMP_err("must give -srv_ref for mock server if no -srv_cert given"); 1034 goto err; 1035 } 1036 } else { 1037 if (!OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_srv_ref, 1038 strlen(opt_srv_ref))) 1039 goto err; 1040 } 1041 1042 if (opt_srv_secret != NULL) { 1043 int res; 1044 char *pass_str = get_passwd(opt_srv_secret, "PBMAC secret of mock server"); 1045 1046 if (pass_str != NULL) { 1047 cleanse(opt_srv_secret); 1048 res = OSSL_CMP_CTX_set1_secretValue(ctx, (unsigned char *)pass_str, 1049 strlen(pass_str)); 1050 clear_free(pass_str); 1051 if (res == 0) 1052 goto err; 1053 } 1054 } else if (opt_srv_cert == NULL) { 1055 CMP_err("server credentials (-srv_secret or -srv_cert) must be given if -use_mock_srv or -port is used"); 1056 goto err; 1057 } else { 1058 CMP_warn("server will not be able to handle PBM-protected requests since -srv_secret is not given"); 1059 } 1060 1061 if (opt_srv_secret == NULL 1062 && ((opt_srv_cert == NULL) != (opt_srv_key == NULL))) { 1063 CMP_err("must give both -srv_cert and -srv_key options or neither"); 1064 goto err; 1065 } 1066 if (opt_srv_cert != NULL) { 1067 X509 *srv_cert = load_cert_pwd(opt_srv_cert, opt_srv_keypass, 1068 "certificate of the mock server"); 1069 1070 if (srv_cert == NULL || !OSSL_CMP_CTX_set1_cert(ctx, srv_cert)) { 1071 X509_free(srv_cert); 1072 goto err; 1073 } 1074 X509_free(srv_cert); 1075 } 1076 if (opt_srv_key != NULL) { 1077 EVP_PKEY *pkey = load_key_pwd(opt_srv_key, opt_keyform, 1078 opt_srv_keypass, 1079 engine, "private key for mock server cert"); 1080 1081 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) { 1082 EVP_PKEY_free(pkey); 1083 goto err; 1084 } 1085 EVP_PKEY_free(pkey); 1086 } 1087 cleanse(opt_srv_keypass); 1088 1089 if (opt_srv_trusted != NULL) { 1090 X509_STORE *ts = 1091 load_trusted(opt_srv_trusted, 0, "certs trusted by mock server"); 1092 1093 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) { 1094 X509_STORE_free(ts); 1095 goto err; 1096 } 1097 } else { 1098 CMP_warn("mock server will not be able to handle signature-protected requests since -srv_trusted is not given"); 1099 } 1100 if (!setup_certs(opt_srv_untrusted, 1101 "untrusted certificates for mock server", ctx, 1102 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted)) 1103 goto err; 1104 1105 if (opt_rsp_cert == NULL) { 1106 CMP_warn("no -rsp_cert given for mock server"); 1107 } else { 1108 X509 *cert = load_cert_pwd(opt_rsp_cert, opt_keypass, 1109 "cert to be returned by the mock server"); 1110 1111 if (cert == NULL) 1112 goto err; 1113 /* from server perspective the server is the client */ 1114 if (!ossl_cmp_mock_srv_set1_certOut(srv_ctx, cert)) { 1115 X509_free(cert); 1116 goto err; 1117 } 1118 X509_free(cert); 1119 } 1120 if (!setup_certs(opt_rsp_extracerts, 1121 "CMP extra certificates for mock server", srv_ctx, 1122 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_chainOut)) 1123 goto err; 1124 if (!setup_certs(opt_rsp_capubs, "caPubs for mock server", srv_ctx, 1125 (add_X509_stack_fn_t)ossl_cmp_mock_srv_set1_caPubsOut)) 1126 goto err; 1127 (void)ossl_cmp_mock_srv_set_pollCount(srv_ctx, opt_poll_count); 1128 (void)ossl_cmp_mock_srv_set_checkAfterTime(srv_ctx, opt_check_after); 1129 if (opt_grant_implicitconf) 1130 (void)OSSL_CMP_SRV_CTX_set_grant_implicit_confirm(srv_ctx, 1); 1131 1132 if (opt_failure != INT_MIN) { /* option has been set explicity */ 1133 if (opt_failure < 0 || OSSL_CMP_PKIFAILUREINFO_MAX < opt_failure) { 1134 CMP_err1("-failure out of range, should be >= 0 and <= %d", 1135 OSSL_CMP_PKIFAILUREINFO_MAX); 1136 goto err; 1137 } 1138 if (opt_failurebits != 0) 1139 CMP_warn("-failurebits overrides -failure"); 1140 else 1141 opt_failurebits = 1 << opt_failure; 1142 } 1143 if ((unsigned)opt_failurebits > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) { 1144 CMP_err("-failurebits out of range"); 1145 goto err; 1146 } 1147 if (!ossl_cmp_mock_srv_set_statusInfo(srv_ctx, opt_pkistatus, 1148 opt_failurebits, opt_statusstring)) 1149 goto err; 1150 1151 if (opt_send_error) 1152 (void)ossl_cmp_mock_srv_set_sendError(srv_ctx, 1); 1153 1154 if (opt_send_unprotected) 1155 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1); 1156 if (opt_send_unprot_err) 1157 (void)OSSL_CMP_SRV_CTX_set_send_unprotected_errors(srv_ctx, 1); 1158 if (opt_accept_unprotected) 1159 (void)OSSL_CMP_SRV_CTX_set_accept_unprotected(srv_ctx, 1); 1160 if (opt_accept_unprot_err) 1161 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1); 1162 if (opt_accept_raverified) 1163 (void)OSSL_CMP_SRV_CTX_set_accept_raverified(srv_ctx, 1); 1164 1165 return srv_ctx; 1166 1167 err: 1168 ossl_cmp_mock_srv_free(srv_ctx); 1169 return NULL; 1170 } 1171 1172 /* 1173 * set up verification aspects of OSSL_CMP_CTX w.r.t. opts from config file/CLI. 1174 * Returns pointer on success, NULL on error 1175 */ 1176 static int setup_verification_ctx(OSSL_CMP_CTX *ctx) 1177 { 1178 if (!setup_certs(opt_untrusted, "untrusted certificates", ctx, 1179 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_untrusted)) 1180 return 0; 1181 1182 if (opt_srvcert != NULL || opt_trusted != NULL) { 1183 X509 *srvcert; 1184 X509_STORE *ts; 1185 int ok; 1186 1187 if (opt_srvcert != NULL) { 1188 if (opt_trusted != NULL) { 1189 CMP_warn("-trusted option is ignored since -srvcert option is present"); 1190 opt_trusted = NULL; 1191 } 1192 if (opt_recipient != NULL) { 1193 CMP_warn("-recipient option is ignored since -srvcert option is present"); 1194 opt_recipient = NULL; 1195 } 1196 srvcert = load_cert_pwd(opt_srvcert, opt_otherpass, 1197 "directly trusted CMP server certificate"); 1198 ok = srvcert != NULL && OSSL_CMP_CTX_set1_srvCert(ctx, srvcert); 1199 X509_free(srvcert); 1200 if (!ok) 1201 return 0; 1202 } 1203 if (opt_trusted != NULL) { 1204 /* 1205 * the 0 arg below clears any expected host/ip/email address; 1206 * opt_expect_sender is used instead 1207 */ 1208 ts = load_trusted(opt_trusted, 0, "certs trusted by client"); 1209 1210 if (ts == NULL || !OSSL_CMP_CTX_set0_trustedStore(ctx, ts)) { 1211 X509_STORE_free(ts); 1212 return 0; 1213 } 1214 } 1215 } 1216 1217 if (opt_ignore_keyusage) 1218 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IGNORE_KEYUSAGE, 1); 1219 1220 if (opt_unprotected_errors) 1221 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_ERRORS, 1); 1222 1223 if (opt_out_trusted != NULL) { /* for use in OSSL_CMP_certConf_cb() */ 1224 X509_VERIFY_PARAM *out_vpm = NULL; 1225 X509_STORE *out_trusted = 1226 load_trusted(opt_out_trusted, 1, 1227 "trusted certs for verifying newly enrolled cert"); 1228 1229 if (out_trusted == NULL) 1230 return 0; 1231 /* ignore any -attime here, new certs are current anyway */ 1232 out_vpm = X509_STORE_get0_param(out_trusted); 1233 X509_VERIFY_PARAM_clear_flags(out_vpm, X509_V_FLAG_USE_CHECK_TIME); 1234 1235 (void)OSSL_CMP_CTX_set_certConf_cb_arg(ctx, out_trusted); 1236 } 1237 1238 if (opt_disable_confirm) 1239 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DISABLE_CONFIRM, 1); 1240 1241 if (opt_implicit_confirm) 1242 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_IMPLICIT_CONFIRM, 1); 1243 1244 return 1; 1245 } 1246 1247 #ifndef OPENSSL_NO_SOCK 1248 /* 1249 * set up ssl_ctx for the OSSL_CMP_CTX based on options from config file/CLI. 1250 * Returns pointer on success, NULL on error 1251 */ 1252 static SSL_CTX *setup_ssl_ctx(OSSL_CMP_CTX *ctx, const char *host, 1253 ENGINE *engine) 1254 { 1255 STACK_OF(X509) *untrusted = OSSL_CMP_CTX_get0_untrusted(ctx); 1256 EVP_PKEY *pkey = NULL; 1257 X509_STORE *trust_store = NULL; 1258 SSL_CTX *ssl_ctx; 1259 int i; 1260 1261 ssl_ctx = SSL_CTX_new(TLS_client_method()); 1262 if (ssl_ctx == NULL) 1263 return NULL; 1264 1265 if (opt_tls_trusted != NULL) { 1266 trust_store = load_trusted(opt_tls_trusted, 0, "trusted TLS certs"); 1267 if (trust_store == NULL) 1268 goto err; 1269 SSL_CTX_set_cert_store(ssl_ctx, trust_store); 1270 } 1271 1272 if (opt_tls_cert != NULL && opt_tls_key != NULL) { 1273 X509 *cert; 1274 STACK_OF(X509) *certs = NULL; 1275 int ok; 1276 1277 if (!load_cert_certs(opt_tls_cert, &cert, &certs, 0, opt_tls_keypass, 1278 "TLS client certificate (optionally with chain)", 1279 vpm)) 1280 /* need opt_tls_keypass if opt_tls_cert is encrypted PKCS#12 file */ 1281 goto err; 1282 1283 ok = SSL_CTX_use_certificate(ssl_ctx, cert) > 0; 1284 X509_free(cert); 1285 1286 /* 1287 * Any further certs and any untrusted certs are used for constructing 1288 * the chain to be provided with the TLS client cert to the TLS server. 1289 */ 1290 if (!ok || !SSL_CTX_set0_chain(ssl_ctx, certs)) { 1291 CMP_err1("unable to use client TLS certificate file '%s'", 1292 opt_tls_cert); 1293 sk_X509_pop_free(certs, X509_free); 1294 goto err; 1295 } 1296 for (i = 0; i < sk_X509_num(untrusted); i++) { 1297 cert = sk_X509_value(untrusted, i); 1298 if (!SSL_CTX_add1_chain_cert(ssl_ctx, cert)) { 1299 CMP_err("could not add untrusted cert to TLS client cert chain"); 1300 goto err; 1301 } 1302 } 1303 1304 { 1305 X509_VERIFY_PARAM *tls_vpm = NULL; 1306 unsigned long bak_flags = 0; /* compiler warns without init */ 1307 1308 if (trust_store != NULL) { 1309 tls_vpm = X509_STORE_get0_param(trust_store); 1310 bak_flags = X509_VERIFY_PARAM_get_flags(tls_vpm); 1311 /* disable any cert status/revocation checking etc. */ 1312 X509_VERIFY_PARAM_clear_flags(tls_vpm, 1313 ~(X509_V_FLAG_USE_CHECK_TIME 1314 | X509_V_FLAG_NO_CHECK_TIME 1315 | X509_V_FLAG_PARTIAL_CHAIN 1316 | X509_V_FLAG_POLICY_CHECK)); 1317 } 1318 CMP_debug("trying to build cert chain for own TLS cert"); 1319 if (SSL_CTX_build_cert_chain(ssl_ctx, 1320 SSL_BUILD_CHAIN_FLAG_UNTRUSTED | 1321 SSL_BUILD_CHAIN_FLAG_NO_ROOT)) { 1322 CMP_debug("success building cert chain for own TLS cert"); 1323 } else { 1324 OSSL_CMP_CTX_print_errors(ctx); 1325 CMP_warn("could not build cert chain for own TLS cert"); 1326 } 1327 if (trust_store != NULL) 1328 X509_VERIFY_PARAM_set_flags(tls_vpm, bak_flags); 1329 } 1330 1331 /* If present we append to the list also the certs from opt_tls_extra */ 1332 if (opt_tls_extra != NULL) { 1333 STACK_OF(X509) *tls_extra = load_certs_multifile(opt_tls_extra, 1334 opt_otherpass, 1335 "extra certificates for TLS", 1336 vpm); 1337 int res = 1; 1338 1339 if (tls_extra == NULL) 1340 goto err; 1341 for (i = 0; i < sk_X509_num(tls_extra); i++) { 1342 cert = sk_X509_value(tls_extra, i); 1343 if (res != 0) 1344 res = SSL_CTX_add_extra_chain_cert(ssl_ctx, cert); 1345 if (res == 0) 1346 X509_free(cert); 1347 } 1348 sk_X509_free(tls_extra); 1349 if (res == 0) { 1350 BIO_printf(bio_err, "error: unable to add TLS extra certs\n"); 1351 goto err; 1352 } 1353 } 1354 1355 pkey = load_key_pwd(opt_tls_key, opt_keyform, opt_tls_keypass, 1356 engine, "TLS client private key"); 1357 cleanse(opt_tls_keypass); 1358 if (pkey == NULL) 1359 goto err; 1360 /* 1361 * verify the key matches the cert, 1362 * not using SSL_CTX_check_private_key(ssl_ctx) 1363 * because it gives poor and sometimes misleading diagnostics 1364 */ 1365 if (!X509_check_private_key(SSL_CTX_get0_certificate(ssl_ctx), 1366 pkey)) { 1367 CMP_err2("TLS private key '%s' does not match the TLS certificate '%s'\n", 1368 opt_tls_key, opt_tls_cert); 1369 EVP_PKEY_free(pkey); 1370 pkey = NULL; /* otherwise, for some reason double free! */ 1371 goto err; 1372 } 1373 if (SSL_CTX_use_PrivateKey(ssl_ctx, pkey) <= 0) { 1374 CMP_err1("unable to use TLS client private key '%s'", opt_tls_key); 1375 EVP_PKEY_free(pkey); 1376 pkey = NULL; /* otherwise, for some reason double free! */ 1377 goto err; 1378 } 1379 EVP_PKEY_free(pkey); /* we do not need the handle any more */ 1380 } 1381 if (opt_tls_trusted != NULL) { 1382 /* enable and parameterize server hostname/IP address check */ 1383 if (!truststore_set_host_etc(trust_store, 1384 opt_tls_host != NULL ? opt_tls_host : host)) 1385 goto err; 1386 SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, NULL); 1387 } 1388 return ssl_ctx; 1389 err: 1390 SSL_CTX_free(ssl_ctx); 1391 return NULL; 1392 } 1393 #endif /* OPENSSL_NO_SOCK */ 1394 1395 /* 1396 * set up protection aspects of OSSL_CMP_CTX based on options from config 1397 * file/CLI while parsing options and checking their consistency. 1398 * Returns 1 on success, 0 on error 1399 */ 1400 static int setup_protection_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine) 1401 { 1402 if (!opt_unprotected_requests && opt_secret == NULL && opt_key == NULL) { 1403 CMP_err("must give -key or -secret unless -unprotected_requests is used"); 1404 return 0; 1405 } 1406 1407 if (opt_ref == NULL && opt_cert == NULL && opt_subject == NULL) { 1408 /* cert or subject should determine the sender */ 1409 CMP_err("must give -ref if no -cert and no -subject given"); 1410 return 0; 1411 } 1412 if (!opt_secret && ((opt_cert == NULL) != (opt_key == NULL))) { 1413 CMP_err("must give both -cert and -key options or neither"); 1414 return 0; 1415 } 1416 if (opt_secret != NULL) { 1417 char *pass_string = get_passwd(opt_secret, "PBMAC"); 1418 int res; 1419 1420 if (pass_string != NULL) { 1421 cleanse(opt_secret); 1422 res = OSSL_CMP_CTX_set1_secretValue(ctx, 1423 (unsigned char *)pass_string, 1424 strlen(pass_string)); 1425 clear_free(pass_string); 1426 if (res == 0) 1427 return 0; 1428 } 1429 if (opt_cert != NULL || opt_key != NULL) 1430 CMP_warn("-cert and -key not used for protection since -secret is given"); 1431 } 1432 if (opt_ref != NULL 1433 && !OSSL_CMP_CTX_set1_referenceValue(ctx, (unsigned char *)opt_ref, 1434 strlen(opt_ref))) 1435 return 0; 1436 1437 if (opt_key != NULL) { 1438 EVP_PKEY *pkey = load_key_pwd(opt_key, opt_keyform, opt_keypass, engine, 1439 "private key for CMP client certificate"); 1440 1441 if (pkey == NULL || !OSSL_CMP_CTX_set1_pkey(ctx, pkey)) { 1442 EVP_PKEY_free(pkey); 1443 return 0; 1444 } 1445 EVP_PKEY_free(pkey); 1446 } 1447 if (opt_secret == NULL && opt_srvcert == NULL && opt_trusted == NULL) 1448 CMP_warn("will not authenticate server due to missing -secret, -trusted, or -srvcert"); 1449 1450 if (opt_cert != NULL) { 1451 X509 *cert; 1452 STACK_OF(X509) *certs = NULL; 1453 X509_STORE *own_trusted = NULL; 1454 int ok; 1455 1456 if (!load_cert_certs(opt_cert, &cert, &certs, 0, opt_keypass, 1457 "CMP client certificate (optionally with chain)", 1458 vpm)) 1459 /* opt_keypass is needed if opt_cert is an encrypted PKCS#12 file */ 1460 return 0; 1461 ok = OSSL_CMP_CTX_set1_cert(ctx, cert); 1462 X509_free(cert); 1463 if (!ok) { 1464 CMP_err("out of memory"); 1465 } else { 1466 if (opt_own_trusted != NULL) { 1467 own_trusted = load_trusted(opt_own_trusted, 0, 1468 "trusted certs for verifying own CMP signer cert"); 1469 ok = own_trusted != NULL; 1470 } 1471 ok = ok && OSSL_CMP_CTX_build_cert_chain(ctx, own_trusted, certs); 1472 } 1473 X509_STORE_free(own_trusted); 1474 sk_X509_pop_free(certs, X509_free); 1475 if (!ok) 1476 return 0; 1477 } else if (opt_own_trusted != NULL) { 1478 CMP_warn("-own_trusted option is ignored without -cert"); 1479 } 1480 1481 if (!setup_certs(opt_extracerts, "extra certificates for CMP", ctx, 1482 (add_X509_stack_fn_t)OSSL_CMP_CTX_set1_extraCertsOut)) 1483 return 0; 1484 cleanse(opt_otherpass); 1485 1486 if (opt_unprotected_requests) 1487 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_UNPROTECTED_SEND, 1); 1488 1489 if (opt_digest != NULL) { 1490 int digest = OBJ_ln2nid(opt_digest); 1491 1492 if (digest == NID_undef) { 1493 CMP_err1("digest algorithm name not recognized: '%s'", opt_digest); 1494 return 0; 1495 } 1496 if (!OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_DIGEST_ALGNID, digest) 1497 || !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_OWF_ALGNID, digest)) { 1498 CMP_err1("digest algorithm name not supported: '%s'", opt_digest); 1499 return 0; 1500 } 1501 } 1502 1503 if (opt_mac != NULL) { 1504 int mac = OBJ_ln2nid(opt_mac); 1505 if (mac == NID_undef) { 1506 CMP_err1("MAC algorithm name not recognized: '%s'", opt_mac); 1507 return 0; 1508 } 1509 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MAC_ALGNID, mac); 1510 } 1511 return 1; 1512 } 1513 1514 /* 1515 * set up IR/CR/KUR/CertConf/RR specific parts of the OSSL_CMP_CTX 1516 * based on options from config file/CLI. 1517 * Returns pointer on success, NULL on error 1518 */ 1519 static int setup_request_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine) 1520 { 1521 X509_REQ *csr = NULL; 1522 X509_EXTENSIONS *exts = NULL; 1523 X509V3_CTX ext_ctx; 1524 1525 if (opt_subject == NULL 1526 && opt_csr == NULL && opt_oldcert == NULL && opt_cert == NULL 1527 && opt_cmd != CMP_RR && opt_cmd != CMP_GENM) 1528 CMP_warn("no -subject given; no -csr or -oldcert or -cert available for fallback"); 1529 1530 if (opt_cmd == CMP_IR || opt_cmd == CMP_CR || opt_cmd == CMP_KUR) { 1531 if (opt_newkey == NULL 1532 && opt_key == NULL && opt_csr == NULL && opt_oldcert == NULL) { 1533 CMP_err("missing -newkey (or -key) to be certified and no -csr, -oldcert, or -cert given for fallback public key"); 1534 return 0; 1535 } 1536 if (opt_newkey == NULL 1537 && opt_popo != OSSL_CRMF_POPO_NONE 1538 && opt_popo != OSSL_CRMF_POPO_RAVERIFIED) { 1539 if (opt_csr != NULL) { 1540 CMP_err1("no -newkey option given with private key for POPO, -csr option only provides public key%s", 1541 opt_key == NULL ? "" : 1542 ", and -key option superseded by by -csr"); 1543 return 0; 1544 } 1545 if (opt_key == NULL) { 1546 CMP_err("missing -newkey (or -key) option for POPO"); 1547 return 0; 1548 } 1549 } 1550 if (opt_certout == NULL) { 1551 CMP_err("-certout not given, nowhere to save newly enrolled certificate"); 1552 return 0; 1553 } 1554 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject") 1555 || !set_name(opt_issuer, OSSL_CMP_CTX_set1_issuer, ctx, "issuer")) 1556 return 0; 1557 } else { 1558 const char *msg = "option is ignored for commands other than 'ir', 'cr', and 'kur'"; 1559 1560 if (opt_subject != NULL) { 1561 if (opt_ref == NULL && opt_cert == NULL) { 1562 /* use subject as default sender unless oldcert subject is used */ 1563 if (!set_name(opt_subject, OSSL_CMP_CTX_set1_subjectName, ctx, "subject")) 1564 return 0; 1565 } else { 1566 CMP_warn1("-subject %s since -ref or -cert is given", msg); 1567 } 1568 } 1569 if (opt_issuer != NULL) 1570 CMP_warn1("-issuer %s", msg); 1571 if (opt_reqexts != NULL) 1572 CMP_warn1("-reqexts %s", msg); 1573 if (opt_san_nodefault) 1574 CMP_warn1("-san_nodefault %s", msg); 1575 if (opt_sans != NULL) 1576 CMP_warn1("-sans %s", msg); 1577 if (opt_policies != NULL) 1578 CMP_warn1("-policies %s", msg); 1579 if (opt_policy_oids != NULL) 1580 CMP_warn1("-policy_oids %s", msg); 1581 } 1582 if (opt_cmd == CMP_KUR) { 1583 char *ref_cert = opt_oldcert != NULL ? opt_oldcert : opt_cert; 1584 1585 if (ref_cert == NULL && opt_csr == NULL) { 1586 CMP_err("missing -oldcert for certificate to be updated and no -csr given"); 1587 return 0; 1588 } 1589 if (opt_subject != NULL) 1590 CMP_warn2("given -subject '%s' overrides the subject of '%s' for KUR", 1591 opt_subject, ref_cert != NULL ? ref_cert : opt_csr); 1592 } 1593 if (opt_cmd == CMP_RR) { 1594 if (opt_oldcert == NULL && opt_csr == NULL) { 1595 CMP_err("missing -oldcert for certificate to be revoked and no -csr given"); 1596 return 0; 1597 } 1598 if (opt_oldcert != NULL && opt_csr != NULL) 1599 CMP_warn("ignoring -csr since certificate to be revoked is given"); 1600 } 1601 if (opt_cmd == CMP_P10CR && opt_csr == NULL) { 1602 CMP_err("missing PKCS#10 CSR for p10cr"); 1603 return 0; 1604 } 1605 1606 if (opt_recipient == NULL && opt_srvcert == NULL && opt_issuer == NULL 1607 && opt_oldcert == NULL && opt_cert == NULL) 1608 CMP_warn("missing -recipient, -srvcert, -issuer, -oldcert or -cert; recipient will be set to \"NULL-DN\""); 1609 1610 if (opt_cmd == CMP_P10CR || opt_cmd == CMP_RR) { 1611 const char *msg = "option is ignored for 'p10cr' and 'rr' commands"; 1612 1613 if (opt_newkeypass != NULL) 1614 CMP_warn1("-newkeytype %s", msg); 1615 if (opt_newkey != NULL) 1616 CMP_warn1("-newkey %s", msg); 1617 if (opt_days != 0) 1618 CMP_warn1("-days %s", msg); 1619 if (opt_popo != OSSL_CRMF_POPO_NONE - 1) 1620 CMP_warn1("-popo %s", msg); 1621 } else if (opt_newkey != NULL) { 1622 const char *file = opt_newkey; 1623 const int format = opt_keyform; 1624 const char *pass = opt_newkeypass; 1625 const char *desc = "new private key for cert to be enrolled"; 1626 EVP_PKEY *pkey; 1627 int priv = 1; 1628 BIO *bio_bak = bio_err; 1629 1630 bio_err = NULL; /* suppress diagnostics on first try loading key */ 1631 pkey = load_key_pwd(file, format, pass, engine, desc); 1632 bio_err = bio_bak; 1633 if (pkey == NULL) { 1634 ERR_clear_error(); 1635 desc = opt_csr == NULL 1636 ? "fallback public key for cert to be enrolled" 1637 : "public key for checking cert resulting from p10cr"; 1638 pkey = load_pubkey(file, format, 0, pass, engine, desc); 1639 priv = 0; 1640 } 1641 cleanse(opt_newkeypass); 1642 if (pkey == NULL || !OSSL_CMP_CTX_set0_newPkey(ctx, priv, pkey)) { 1643 EVP_PKEY_free(pkey); 1644 return 0; 1645 } 1646 } 1647 1648 if (opt_days > 0 1649 && !OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_VALIDITY_DAYS, 1650 opt_days)) { 1651 CMP_err("could not set requested cert validity period"); 1652 return 0; 1653 } 1654 1655 if (opt_policies != NULL && opt_policy_oids != NULL) { 1656 CMP_err("cannot have policies both via -policies and via -policy_oids"); 1657 return 0; 1658 } 1659 1660 if (opt_csr != NULL) { 1661 if (opt_cmd == CMP_GENM) { 1662 CMP_warn("-csr option is ignored for command 'genm'"); 1663 } else { 1664 if ((csr = load_csr_autofmt(opt_csr, "PKCS#10 CSR")) == NULL) 1665 return 0; 1666 if (!OSSL_CMP_CTX_set1_p10CSR(ctx, csr)) 1667 goto oom; 1668 } 1669 } 1670 if (opt_reqexts != NULL || opt_policies != NULL) { 1671 if ((exts = sk_X509_EXTENSION_new_null()) == NULL) 1672 goto oom; 1673 X509V3_set_ctx(&ext_ctx, NULL, NULL, csr, NULL, X509V3_CTX_REPLACE); 1674 X509V3_set_nconf(&ext_ctx, conf); 1675 if (opt_reqexts != NULL 1676 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_reqexts, &exts)) { 1677 CMP_err1("cannot load certificate request extension section '%s'", 1678 opt_reqexts); 1679 goto exts_err; 1680 } 1681 if (opt_policies != NULL 1682 && !X509V3_EXT_add_nconf_sk(conf, &ext_ctx, opt_policies, &exts)) { 1683 CMP_err1("cannot load policy cert request extension section '%s'", 1684 opt_policies); 1685 goto exts_err; 1686 } 1687 OSSL_CMP_CTX_set0_reqExtensions(ctx, exts); 1688 } 1689 X509_REQ_free(csr); 1690 /* After here, must not goto oom/exts_err */ 1691 1692 if (OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) && opt_sans != NULL) { 1693 CMP_err("cannot have Subject Alternative Names both via -reqexts and via -sans"); 1694 return 0; 1695 } 1696 if (!set_gennames(ctx, opt_sans, "Subject Alternative Name")) 1697 return 0; 1698 1699 if (opt_san_nodefault) { 1700 if (opt_sans != NULL) 1701 CMP_warn("-opt_san_nodefault has no effect when -sans is used"); 1702 (void)OSSL_CMP_CTX_set_option(ctx, 1703 OSSL_CMP_OPT_SUBJECTALTNAME_NODEFAULT, 1); 1704 } 1705 1706 if (opt_policy_oids_critical) { 1707 if (opt_policy_oids == NULL) 1708 CMP_warn("-opt_policy_oids_critical has no effect unless -policy_oids is given"); 1709 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POLICIES_CRITICAL, 1); 1710 } 1711 1712 while (opt_policy_oids != NULL) { 1713 ASN1_OBJECT *policy; 1714 POLICYINFO *pinfo; 1715 char *next = next_item(opt_policy_oids); 1716 1717 if ((policy = OBJ_txt2obj(opt_policy_oids, 1)) == 0) { 1718 CMP_err1("unknown policy OID '%s'", opt_policy_oids); 1719 return 0; 1720 } 1721 1722 if ((pinfo = POLICYINFO_new()) == NULL) { 1723 ASN1_OBJECT_free(policy); 1724 return 0; 1725 } 1726 pinfo->policyid = policy; 1727 1728 if (!OSSL_CMP_CTX_push0_policy(ctx, pinfo)) { 1729 CMP_err1("cannot add policy with OID '%s'", opt_policy_oids); 1730 POLICYINFO_free(pinfo); 1731 return 0; 1732 } 1733 opt_policy_oids = next; 1734 } 1735 1736 if (opt_popo >= OSSL_CRMF_POPO_NONE) 1737 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_POPO_METHOD, opt_popo); 1738 1739 if (opt_oldcert != NULL) { 1740 if (opt_cmd == CMP_GENM) { 1741 CMP_warn("-oldcert option is ignored for command 'genm'"); 1742 } else { 1743 X509 *oldcert = load_cert_pwd(opt_oldcert, opt_keypass, 1744 opt_cmd == CMP_KUR ? 1745 "certificate to be updated" : 1746 opt_cmd == CMP_RR ? 1747 "certificate to be revoked" : 1748 "reference certificate (oldcert)"); 1749 /* opt_keypass needed if opt_oldcert is an encrypted PKCS#12 file */ 1750 1751 if (oldcert == NULL) 1752 return 0; 1753 if (!OSSL_CMP_CTX_set1_oldCert(ctx, oldcert)) { 1754 X509_free(oldcert); 1755 CMP_err("out of memory"); 1756 return 0; 1757 } 1758 X509_free(oldcert); 1759 } 1760 } 1761 cleanse(opt_keypass); 1762 if (opt_revreason > CRL_REASON_NONE) 1763 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_REVOCATION_REASON, 1764 opt_revreason); 1765 1766 return 1; 1767 1768 oom: 1769 CMP_err("out of memory"); 1770 exts_err: 1771 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free); 1772 X509_REQ_free(csr); 1773 return 0; 1774 } 1775 1776 static int handle_opt_geninfo(OSSL_CMP_CTX *ctx) 1777 { 1778 long value; 1779 ASN1_OBJECT *type; 1780 ASN1_INTEGER *aint; 1781 ASN1_TYPE *val; 1782 OSSL_CMP_ITAV *itav; 1783 char *endstr; 1784 char *valptr = strchr(opt_geninfo, ':'); 1785 1786 if (valptr == NULL) { 1787 CMP_err("missing ':' in -geninfo option"); 1788 return 0; 1789 } 1790 valptr[0] = '\0'; 1791 valptr++; 1792 1793 if (OPENSSL_strncasecmp(valptr, "int:", 4) != 0) { 1794 CMP_err("missing 'int:' in -geninfo option"); 1795 return 0; 1796 } 1797 valptr += 4; 1798 1799 value = strtol(valptr, &endstr, 10); 1800 if (endstr == valptr || *endstr != '\0') { 1801 CMP_err("cannot parse int in -geninfo option"); 1802 return 0; 1803 } 1804 1805 type = OBJ_txt2obj(opt_geninfo, 1); 1806 if (type == NULL) { 1807 CMP_err("cannot parse OID in -geninfo option"); 1808 return 0; 1809 } 1810 1811 if ((aint = ASN1_INTEGER_new()) == NULL) 1812 goto oom; 1813 1814 val = ASN1_TYPE_new(); 1815 if (!ASN1_INTEGER_set(aint, value) || val == NULL) { 1816 ASN1_INTEGER_free(aint); 1817 goto oom; 1818 } 1819 ASN1_TYPE_set(val, V_ASN1_INTEGER, aint); 1820 itav = OSSL_CMP_ITAV_create(type, val); 1821 if (itav == NULL) { 1822 ASN1_TYPE_free(val); 1823 goto oom; 1824 } 1825 1826 if (!OSSL_CMP_CTX_push0_geninfo_ITAV(ctx, itav)) { 1827 OSSL_CMP_ITAV_free(itav); 1828 return 0; 1829 } 1830 return 1; 1831 1832 oom: 1833 ASN1_OBJECT_free(type); 1834 CMP_err("out of memory"); 1835 return 0; 1836 } 1837 1838 1839 /* 1840 * set up the client-side OSSL_CMP_CTX based on options from config file/CLI 1841 * while parsing options and checking their consistency. 1842 * Prints reason for error to bio_err. 1843 * Returns 1 on success, 0 on error 1844 */ 1845 static int setup_client_ctx(OSSL_CMP_CTX *ctx, ENGINE *engine) 1846 { 1847 int ret = 0; 1848 char *host = NULL, *port = NULL, *path = NULL, *used_path = opt_path; 1849 #ifndef OPENSSL_NO_SOCK 1850 int portnum, ssl; 1851 static char server_port[32] = { '\0' }; 1852 const char *proxy_host = NULL; 1853 #endif 1854 char server_buf[200] = "mock server"; 1855 char proxy_buf[200] = ""; 1856 1857 if (!opt_use_mock_srv && opt_rspin == NULL) { /* note: -port is not given */ 1858 #ifndef OPENSSL_NO_SOCK 1859 if (opt_server == NULL) { 1860 CMP_err("missing -server or -use_mock_srv or -rspin option"); 1861 goto err; 1862 } 1863 #else 1864 CMP_err("missing -use_mock_srv or -rspin option; -server option is not supported due to no-sock build"); 1865 goto err; 1866 #endif 1867 } 1868 #ifndef OPENSSL_NO_SOCK 1869 if (opt_server == NULL) { 1870 if (opt_proxy != NULL) 1871 CMP_warn("ignoring -proxy option since -server is not given"); 1872 if (opt_no_proxy != NULL) 1873 CMP_warn("ignoring -no_proxy option since -server is not given"); 1874 if (opt_tls_used) { 1875 CMP_warn("ignoring -tls_used option since -server is not given"); 1876 opt_tls_used = 0; 1877 } 1878 goto set_path; 1879 } 1880 if (!OSSL_HTTP_parse_url(opt_server, &ssl, NULL /* user */, &host, &port, 1881 &portnum, &path, NULL /* q */, NULL /* frag */)) { 1882 CMP_err1("cannot parse -server URL: %s", opt_server); 1883 goto err; 1884 } 1885 if (ssl && !opt_tls_used) { 1886 CMP_err("missing -tls_used option since -server URL indicates https"); 1887 goto err; 1888 } 1889 1890 BIO_snprintf(server_port, sizeof(server_port), "%s", port); 1891 if (opt_path == NULL) 1892 used_path = path; 1893 if (!OSSL_CMP_CTX_set1_server(ctx, host) 1894 || !OSSL_CMP_CTX_set_serverPort(ctx, portnum)) 1895 goto oom; 1896 if (opt_proxy != NULL && !OSSL_CMP_CTX_set1_proxy(ctx, opt_proxy)) 1897 goto oom; 1898 if (opt_no_proxy != NULL && !OSSL_CMP_CTX_set1_no_proxy(ctx, opt_no_proxy)) 1899 goto oom; 1900 (void)BIO_snprintf(server_buf, sizeof(server_buf), "http%s://%s:%s/%s", 1901 opt_tls_used ? "s" : "", host, port, 1902 *used_path == '/' ? used_path + 1 : used_path); 1903 1904 proxy_host = OSSL_HTTP_adapt_proxy(opt_proxy, opt_no_proxy, host, ssl); 1905 if (proxy_host != NULL) 1906 (void)BIO_snprintf(proxy_buf, sizeof(proxy_buf), " via %s", proxy_host); 1907 1908 set_path: 1909 #endif 1910 1911 if (!OSSL_CMP_CTX_set1_serverPath(ctx, used_path)) 1912 goto oom; 1913 if (!transform_opts()) 1914 goto err; 1915 1916 if (opt_infotype_s != NULL) { 1917 char id_buf[100] = "id-it-"; 1918 1919 strncat(id_buf, opt_infotype_s, sizeof(id_buf) - strlen(id_buf) - 1); 1920 if ((opt_infotype = OBJ_sn2nid(id_buf)) == NID_undef) { 1921 CMP_err("unknown OID name in -infotype option"); 1922 goto err; 1923 } 1924 } 1925 1926 if (!setup_verification_ctx(ctx)) 1927 goto err; 1928 1929 if (opt_keep_alive != 1) 1930 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_KEEP_ALIVE, 1931 opt_keep_alive); 1932 if (opt_total_timeout > 0 && opt_msg_timeout > 0 1933 && opt_total_timeout < opt_msg_timeout) { 1934 CMP_err2("-total_timeout argument = %d must not be < %d (-msg_timeout)", 1935 opt_total_timeout, opt_msg_timeout); 1936 goto err; 1937 } 1938 if (opt_msg_timeout >= 0) /* must do this before setup_ssl_ctx() */ 1939 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT, 1940 opt_msg_timeout); 1941 if (opt_total_timeout >= 0) 1942 (void)OSSL_CMP_CTX_set_option(ctx, OSSL_CMP_OPT_TOTAL_TIMEOUT, 1943 opt_total_timeout); 1944 1945 if (opt_rspin != NULL) { 1946 rspin_in_use = 1; 1947 if (opt_reqin != NULL) 1948 CMP_warn("-reqin is ignored since -rspin is present"); 1949 } 1950 if (opt_reqin_new_tid && opt_reqin == NULL) 1951 CMP_warn("-reqin_new_tid is ignored since -reqin is not present"); 1952 if (opt_reqin != NULL || opt_reqout != NULL 1953 || opt_rspin != NULL || opt_rspout != NULL || opt_use_mock_srv) 1954 (void)OSSL_CMP_CTX_set_transfer_cb(ctx, read_write_req_resp); 1955 1956 #ifndef OPENSSL_NO_SOCK 1957 if (opt_tls_used) { 1958 APP_HTTP_TLS_INFO *info; 1959 1960 if (opt_tls_cert != NULL 1961 || opt_tls_key != NULL || opt_tls_keypass != NULL) { 1962 if (opt_tls_key == NULL) { 1963 CMP_err("missing -tls_key option"); 1964 goto err; 1965 } else if (opt_tls_cert == NULL) { 1966 CMP_err("missing -tls_cert option"); 1967 goto err; 1968 } 1969 } 1970 1971 if ((info = OPENSSL_zalloc(sizeof(*info))) == NULL) 1972 goto err; 1973 (void)OSSL_CMP_CTX_set_http_cb_arg(ctx, info); 1974 info->ssl_ctx = setup_ssl_ctx(ctx, host, engine); 1975 info->server = host; 1976 host = NULL; /* prevent deallocation */ 1977 if ((info->port = OPENSSL_strdup(server_port)) == NULL) 1978 goto err; 1979 /* workaround for callback design flaw, see #17088: */ 1980 info->use_proxy = proxy_host != NULL; 1981 info->timeout = OSSL_CMP_CTX_get_option(ctx, OSSL_CMP_OPT_MSG_TIMEOUT); 1982 1983 if (info->ssl_ctx == NULL) 1984 goto err; 1985 (void)OSSL_CMP_CTX_set_http_cb(ctx, app_http_tls_cb); 1986 } 1987 #endif 1988 1989 if (!setup_protection_ctx(ctx, engine)) 1990 goto err; 1991 1992 if (!setup_request_ctx(ctx, engine)) 1993 goto err; 1994 1995 if (!set_name(opt_recipient, OSSL_CMP_CTX_set1_recipient, ctx, "recipient") 1996 || !set_name(opt_expect_sender, OSSL_CMP_CTX_set1_expected_sender, 1997 ctx, "expected sender")) 1998 goto err; 1999 2000 if (opt_geninfo != NULL && !handle_opt_geninfo(ctx)) 2001 goto err; 2002 2003 /* not printing earlier, to minimize confusion in case setup fails before */ 2004 if (opt_rspin != NULL) 2005 CMP_info2("will contact %s%s " 2006 "only if -rspin argument gives too few filenames", 2007 server_buf, proxy_buf); 2008 else 2009 CMP_info2("will contact %s%s", server_buf, proxy_buf); 2010 2011 ret = 1; 2012 2013 err: 2014 OPENSSL_free(host); 2015 OPENSSL_free(port); 2016 OPENSSL_free(path); 2017 return ret; 2018 oom: 2019 CMP_err("out of memory"); 2020 goto err; 2021 } 2022 2023 /* 2024 * write out the given certificate to the output specified by bio. 2025 * Depending on options use either PEM or DER format. 2026 * Returns 1 on success, 0 on error 2027 */ 2028 static int write_cert(BIO *bio, X509 *cert) 2029 { 2030 if ((opt_certform == FORMAT_PEM && PEM_write_bio_X509(bio, cert)) 2031 || (opt_certform == FORMAT_ASN1 && i2d_X509_bio(bio, cert))) 2032 return 1; 2033 if (opt_certform != FORMAT_PEM && opt_certform != FORMAT_ASN1) 2034 BIO_printf(bio_err, 2035 "error: unsupported type '%s' for writing certificates\n", 2036 opt_certform_s); 2037 return 0; 2038 } 2039 2040 /* 2041 * If destFile != NULL writes out a stack of certs to the given file. 2042 * In any case frees the certs. 2043 * Depending on options use either PEM or DER format, 2044 * where DER does not make much sense for writing more than one cert! 2045 * Returns number of written certificates on success, -1 on error. 2046 */ 2047 static int save_free_certs(OSSL_CMP_CTX *ctx, 2048 STACK_OF(X509) *certs, char *destFile, char *desc) 2049 { 2050 BIO *bio = NULL; 2051 int i; 2052 int n = sk_X509_num(certs); 2053 2054 if (destFile == NULL) 2055 goto end; 2056 CMP_info3("received %d %s certificate(s), saving to file '%s'", 2057 n, desc, destFile); 2058 if (n > 1 && opt_certform != FORMAT_PEM) 2059 CMP_warn("saving more than one certificate in non-PEM format"); 2060 2061 if (destFile == NULL || (bio = BIO_new(BIO_s_file())) == NULL 2062 || !BIO_write_filename(bio, (char *)destFile)) { 2063 CMP_err1("could not open file '%s' for writing", destFile); 2064 n = -1; 2065 goto end; 2066 } 2067 2068 for (i = 0; i < n; i++) { 2069 if (!write_cert(bio, sk_X509_value(certs, i))) { 2070 CMP_err1("cannot write certificate to file '%s'", destFile); 2071 n = -1; 2072 goto end; 2073 } 2074 } 2075 2076 end: 2077 BIO_free(bio); 2078 sk_X509_pop_free(certs, X509_free); 2079 return n; 2080 } 2081 2082 static void print_itavs(STACK_OF(OSSL_CMP_ITAV) *itavs) 2083 { 2084 OSSL_CMP_ITAV *itav = NULL; 2085 char buf[128]; 2086 int i, r; 2087 int n = sk_OSSL_CMP_ITAV_num(itavs); /* itavs == NULL leads to 0 */ 2088 2089 if (n == 0) { 2090 CMP_info("genp contains no ITAV"); 2091 return; 2092 } 2093 2094 for (i = 0; i < n; i++) { 2095 itav = sk_OSSL_CMP_ITAV_value(itavs, i); 2096 r = OBJ_obj2txt(buf, 128, OSSL_CMP_ITAV_get0_type(itav), 0); 2097 if (r < 0) 2098 CMP_err("could not get ITAV details"); 2099 else if (r == 0) 2100 CMP_info("genp contains empty ITAV"); 2101 else 2102 CMP_info1("genp contains ITAV of type: %s", buf); 2103 } 2104 } 2105 2106 static char opt_item[SECTION_NAME_MAX + 1]; 2107 /* get previous name from a comma or space-separated list of names */ 2108 static const char *prev_item(const char *opt, const char *end) 2109 { 2110 const char *beg; 2111 size_t len; 2112 2113 if (end == opt) 2114 return NULL; 2115 beg = end; 2116 while (beg > opt) { 2117 --beg; 2118 if (beg[0] == ',' || isspace(beg[0])) { 2119 ++beg; 2120 break; 2121 } 2122 } 2123 len = end - beg; 2124 if (len > SECTION_NAME_MAX) { 2125 CMP_warn3("using only first %d characters of section name starting with \"%.*s\"", 2126 SECTION_NAME_MAX, SECTION_NAME_MAX, beg); 2127 len = SECTION_NAME_MAX; 2128 } 2129 memcpy(opt_item, beg, len); 2130 opt_item[len] = '\0'; 2131 while (beg > opt) { 2132 --beg; 2133 if (beg[0] != ',' && !isspace(beg[0])) { 2134 ++beg; 2135 break; 2136 } 2137 } 2138 return beg; 2139 } 2140 2141 /* get str value for name from a comma-separated hierarchy of config sections */ 2142 static char *conf_get_string(const CONF *src_conf, const char *groups, 2143 const char *name) 2144 { 2145 char *res = NULL; 2146 const char *end = groups + strlen(groups); 2147 2148 while ((end = prev_item(groups, end)) != NULL) { 2149 if ((res = NCONF_get_string(src_conf, opt_item, name)) != NULL) 2150 return res; 2151 } 2152 return res; 2153 } 2154 2155 /* get long val for name from a comma-separated hierarchy of config sections */ 2156 static int conf_get_number_e(const CONF *conf_, const char *groups, 2157 const char *name, long *result) 2158 { 2159 char *str = conf_get_string(conf_, groups, name); 2160 char *tailptr; 2161 long res; 2162 2163 if (str == NULL || *str == '\0') 2164 return 0; 2165 2166 res = strtol(str, &tailptr, 10); 2167 if (res == LONG_MIN || res == LONG_MAX || *tailptr != '\0') 2168 return 0; 2169 2170 *result = res; 2171 return 1; 2172 } 2173 2174 /* 2175 * use the command line option table to read values from the CMP section 2176 * of openssl.cnf. Defaults are taken from the config file, they can be 2177 * overwritten on the command line. 2178 */ 2179 static int read_config(void) 2180 { 2181 unsigned int i; 2182 long num = 0; 2183 char *txt = NULL; 2184 const OPTIONS *opt; 2185 int start_opt = OPT_VERBOSITY - OPT_HELP; 2186 int start_idx = OPT_VERBOSITY - 2; 2187 /* 2188 * starting with offset OPT_VERBOSITY because OPT_CONFIG and OPT_SECTION 2189 * would not make sense within the config file. 2190 */ 2191 int n_options = OSSL_NELEM(cmp_options) - 1; 2192 2193 for (opt = &cmp_options[start_opt], i = start_idx; 2194 opt->name != NULL; i++, opt++) 2195 if (!strcmp(opt->name, OPT_SECTION_STR) 2196 || !strcmp(opt->name, OPT_MORE_STR)) 2197 n_options--; 2198 OPENSSL_assert(OSSL_NELEM(cmp_vars) == n_options 2199 + OPT_PROV__FIRST + 1 - OPT_PROV__LAST 2200 + OPT_R__FIRST + 1 - OPT_R__LAST 2201 + OPT_V__FIRST + 1 - OPT_V__LAST); 2202 for (opt = &cmp_options[start_opt], i = start_idx; 2203 opt->name != NULL; i++, opt++) { 2204 int provider_option = (OPT_PROV__FIRST <= opt->retval 2205 && opt->retval < OPT_PROV__LAST); 2206 int rand_state_option = (OPT_R__FIRST <= opt->retval 2207 && opt->retval < OPT_R__LAST); 2208 int verification_option = (OPT_V__FIRST <= opt->retval 2209 && opt->retval < OPT_V__LAST); 2210 2211 if (strcmp(opt->name, OPT_SECTION_STR) == 0 2212 || strcmp(opt->name, OPT_MORE_STR) == 0) { 2213 i--; 2214 continue; 2215 } 2216 if (provider_option || rand_state_option || verification_option) 2217 i--; 2218 switch (opt->valtype) { 2219 case '-': 2220 case 'p': 2221 case 'n': 2222 case 'N': 2223 case 'l': 2224 if (!conf_get_number_e(conf, opt_section, opt->name, &num)) { 2225 ERR_clear_error(); 2226 continue; /* option not provided */ 2227 } 2228 if (opt->valtype == 'p' && num <= 0) { 2229 opt_printf_stderr("Non-positive number \"%ld\" for config option -%s\n", 2230 num, opt->name); 2231 return -1; 2232 } 2233 if (opt->valtype == 'N' && num < 0) { 2234 opt_printf_stderr("Negative number \"%ld\" for config option -%s\n", 2235 num, opt->name); 2236 return -1; 2237 } 2238 break; 2239 case 's': 2240 case '>': 2241 case 'M': 2242 txt = conf_get_string(conf, opt_section, opt->name); 2243 if (txt == NULL) { 2244 ERR_clear_error(); 2245 continue; /* option not provided */ 2246 } 2247 break; 2248 default: 2249 CMP_err2("internal: unsupported type '%c' for option '%s'", 2250 opt->valtype, opt->name); 2251 return 0; 2252 break; 2253 } 2254 if (provider_option || verification_option) { 2255 int conf_argc = 1; 2256 char *conf_argv[3]; 2257 char arg1[82]; 2258 2259 BIO_snprintf(arg1, 81, "-%s", (char *)opt->name); 2260 conf_argv[0] = prog; 2261 conf_argv[1] = arg1; 2262 if (opt->valtype == '-') { 2263 if (num != 0) 2264 conf_argc = 2; 2265 } else { 2266 conf_argc = 3; 2267 conf_argv[2] = conf_get_string(conf, opt_section, opt->name); 2268 /* not NULL */ 2269 } 2270 if (conf_argc > 1) { 2271 (void)opt_init(conf_argc, conf_argv, cmp_options); 2272 2273 if (provider_option 2274 ? !opt_provider(opt_next()) 2275 : !opt_verify(opt_next(), vpm)) { 2276 CMP_err2("for option '%s' in config file section '%s'", 2277 opt->name, opt_section); 2278 return 0; 2279 } 2280 } 2281 } else { 2282 switch (opt->valtype) { 2283 case '-': 2284 case 'p': 2285 case 'n': 2286 case 'N': 2287 if (num < INT_MIN || INT_MAX < num) { 2288 BIO_printf(bio_err, 2289 "integer value out of range for option '%s'\n", 2290 opt->name); 2291 return 0; 2292 } 2293 *cmp_vars[i].num = (int)num; 2294 break; 2295 case 'l': 2296 *cmp_vars[i].num_long = num; 2297 break; 2298 default: 2299 if (txt != NULL && txt[0] == '\0') 2300 txt = NULL; /* reset option on empty string input */ 2301 *cmp_vars[i].txt = txt; 2302 break; 2303 } 2304 } 2305 } 2306 2307 return 1; 2308 } 2309 2310 static char *opt_str(void) 2311 { 2312 char *arg = opt_arg(); 2313 2314 if (arg[0] == '\0') { 2315 CMP_warn1("%s option argument is empty string, resetting option", 2316 opt_flag()); 2317 arg = NULL; 2318 } else if (arg[0] == '-') { 2319 CMP_warn1("%s option argument starts with hyphen", opt_flag()); 2320 } 2321 return arg; 2322 } 2323 2324 /* returns 1 on success, 0 on error, -1 on -help (i.e., stop with success) */ 2325 static int get_opts(int argc, char **argv) 2326 { 2327 OPTION_CHOICE o; 2328 2329 prog = opt_init(argc, argv, cmp_options); 2330 2331 while ((o = opt_next()) != OPT_EOF) { 2332 switch (o) { 2333 case OPT_EOF: 2334 case OPT_ERR: 2335 opthelp: 2336 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); 2337 return 0; 2338 case OPT_HELP: 2339 opt_help(cmp_options); 2340 return -1; 2341 case OPT_CONFIG: /* has already been handled */ 2342 case OPT_SECTION: /* has already been handled */ 2343 break; 2344 case OPT_VERBOSITY: 2345 if (!set_verbosity(opt_int_arg())) 2346 goto opthelp; 2347 break; 2348 #ifndef OPENSSL_NO_SOCK 2349 case OPT_SERVER: 2350 opt_server = opt_str(); 2351 break; 2352 case OPT_PROXY: 2353 opt_proxy = opt_str(); 2354 break; 2355 case OPT_NO_PROXY: 2356 opt_no_proxy = opt_str(); 2357 break; 2358 #endif 2359 case OPT_RECIPIENT: 2360 opt_recipient = opt_str(); 2361 break; 2362 case OPT_PATH: 2363 opt_path = opt_str(); 2364 break; 2365 case OPT_KEEP_ALIVE: 2366 opt_keep_alive = opt_int_arg(); 2367 if (opt_keep_alive > 2) { 2368 CMP_err("-keep_alive argument must be 0, 1, or 2"); 2369 goto opthelp; 2370 } 2371 break; 2372 case OPT_MSG_TIMEOUT: 2373 opt_msg_timeout = opt_int_arg(); 2374 break; 2375 case OPT_TOTAL_TIMEOUT: 2376 opt_total_timeout = opt_int_arg(); 2377 break; 2378 #ifndef OPENSSL_NO_SOCK 2379 case OPT_TLS_USED: 2380 opt_tls_used = 1; 2381 break; 2382 case OPT_TLS_CERT: 2383 opt_tls_cert = opt_str(); 2384 break; 2385 case OPT_TLS_KEY: 2386 opt_tls_key = opt_str(); 2387 break; 2388 case OPT_TLS_KEYPASS: 2389 opt_tls_keypass = opt_str(); 2390 break; 2391 case OPT_TLS_EXTRA: 2392 opt_tls_extra = opt_str(); 2393 break; 2394 case OPT_TLS_TRUSTED: 2395 opt_tls_trusted = opt_str(); 2396 break; 2397 case OPT_TLS_HOST: 2398 opt_tls_host = opt_str(); 2399 break; 2400 #endif 2401 2402 case OPT_REF: 2403 opt_ref = opt_str(); 2404 break; 2405 case OPT_SECRET: 2406 opt_secret = opt_str(); 2407 break; 2408 case OPT_CERT: 2409 opt_cert = opt_str(); 2410 break; 2411 case OPT_OWN_TRUSTED: 2412 opt_own_trusted = opt_str(); 2413 break; 2414 case OPT_KEY: 2415 opt_key = opt_str(); 2416 break; 2417 case OPT_KEYPASS: 2418 opt_keypass = opt_str(); 2419 break; 2420 case OPT_DIGEST: 2421 opt_digest = opt_str(); 2422 break; 2423 case OPT_MAC: 2424 opt_mac = opt_str(); 2425 break; 2426 case OPT_EXTRACERTS: 2427 opt_extracerts = opt_str(); 2428 break; 2429 case OPT_UNPROTECTED_REQUESTS: 2430 opt_unprotected_requests = 1; 2431 break; 2432 2433 case OPT_TRUSTED: 2434 opt_trusted = opt_str(); 2435 break; 2436 case OPT_UNTRUSTED: 2437 opt_untrusted = opt_str(); 2438 break; 2439 case OPT_SRVCERT: 2440 opt_srvcert = opt_str(); 2441 break; 2442 case OPT_EXPECT_SENDER: 2443 opt_expect_sender = opt_str(); 2444 break; 2445 case OPT_IGNORE_KEYUSAGE: 2446 opt_ignore_keyusage = 1; 2447 break; 2448 case OPT_UNPROTECTED_ERRORS: 2449 opt_unprotected_errors = 1; 2450 break; 2451 case OPT_EXTRACERTSOUT: 2452 opt_extracertsout = opt_str(); 2453 break; 2454 case OPT_CACERTSOUT: 2455 opt_cacertsout = opt_str(); 2456 break; 2457 2458 case OPT_V_CASES: 2459 if (!opt_verify(o, vpm)) 2460 goto opthelp; 2461 break; 2462 case OPT_CMD: 2463 opt_cmd_s = opt_str(); 2464 break; 2465 case OPT_INFOTYPE: 2466 opt_infotype_s = opt_str(); 2467 break; 2468 case OPT_GENINFO: 2469 opt_geninfo = opt_str(); 2470 break; 2471 2472 case OPT_NEWKEY: 2473 opt_newkey = opt_str(); 2474 break; 2475 case OPT_NEWKEYPASS: 2476 opt_newkeypass = opt_str(); 2477 break; 2478 case OPT_SUBJECT: 2479 opt_subject = opt_str(); 2480 break; 2481 case OPT_ISSUER: 2482 opt_issuer = opt_str(); 2483 break; 2484 case OPT_DAYS: 2485 opt_days = opt_int_arg(); 2486 break; 2487 case OPT_REQEXTS: 2488 opt_reqexts = opt_str(); 2489 break; 2490 case OPT_SANS: 2491 opt_sans = opt_str(); 2492 break; 2493 case OPT_SAN_NODEFAULT: 2494 opt_san_nodefault = 1; 2495 break; 2496 case OPT_POLICIES: 2497 opt_policies = opt_str(); 2498 break; 2499 case OPT_POLICY_OIDS: 2500 opt_policy_oids = opt_str(); 2501 break; 2502 case OPT_POLICY_OIDS_CRITICAL: 2503 opt_policy_oids_critical = 1; 2504 break; 2505 case OPT_POPO: 2506 opt_popo = opt_int_arg(); 2507 if (opt_popo < OSSL_CRMF_POPO_NONE 2508 || opt_popo > OSSL_CRMF_POPO_KEYENC) { 2509 CMP_err("invalid popo spec. Valid values are -1 .. 2"); 2510 goto opthelp; 2511 } 2512 break; 2513 case OPT_CSR: 2514 opt_csr = opt_arg(); 2515 break; 2516 case OPT_OUT_TRUSTED: 2517 opt_out_trusted = opt_str(); 2518 break; 2519 case OPT_IMPLICIT_CONFIRM: 2520 opt_implicit_confirm = 1; 2521 break; 2522 case OPT_DISABLE_CONFIRM: 2523 opt_disable_confirm = 1; 2524 break; 2525 case OPT_CERTOUT: 2526 opt_certout = opt_str(); 2527 break; 2528 case OPT_CHAINOUT: 2529 opt_chainout = opt_str(); 2530 break; 2531 case OPT_OLDCERT: 2532 opt_oldcert = opt_str(); 2533 break; 2534 case OPT_REVREASON: 2535 opt_revreason = opt_int_arg(); 2536 if (opt_revreason < CRL_REASON_NONE 2537 || opt_revreason > CRL_REASON_AA_COMPROMISE 2538 || opt_revreason == 7) { 2539 CMP_err("invalid revreason. Valid values are -1 .. 6, 8 .. 10"); 2540 goto opthelp; 2541 } 2542 break; 2543 case OPT_CERTFORM: 2544 opt_certform_s = opt_str(); 2545 break; 2546 case OPT_KEYFORM: 2547 opt_keyform_s = opt_str(); 2548 break; 2549 case OPT_OTHERPASS: 2550 opt_otherpass = opt_str(); 2551 break; 2552 #ifndef OPENSSL_NO_ENGINE 2553 case OPT_ENGINE: 2554 opt_engine = opt_str(); 2555 break; 2556 #endif 2557 case OPT_PROV_CASES: 2558 if (!opt_provider(o)) 2559 goto opthelp; 2560 break; 2561 case OPT_R_CASES: 2562 if (!opt_rand(o)) 2563 goto opthelp; 2564 break; 2565 2566 case OPT_BATCH: 2567 opt_batch = 1; 2568 break; 2569 case OPT_REPEAT: 2570 opt_repeat = opt_int_arg(); 2571 break; 2572 case OPT_REQIN: 2573 opt_reqin = opt_str(); 2574 break; 2575 case OPT_REQIN_NEW_TID: 2576 opt_reqin_new_tid = 1; 2577 break; 2578 case OPT_REQOUT: 2579 opt_reqout = opt_str(); 2580 break; 2581 case OPT_RSPIN: 2582 opt_rspin = opt_str(); 2583 break; 2584 case OPT_RSPOUT: 2585 opt_rspout = opt_str(); 2586 break; 2587 case OPT_USE_MOCK_SRV: 2588 opt_use_mock_srv = 1; 2589 break; 2590 2591 #ifndef OPENSSL_NO_SOCK 2592 case OPT_PORT: 2593 opt_port = opt_str(); 2594 break; 2595 case OPT_MAX_MSGS: 2596 opt_max_msgs = opt_int_arg(); 2597 break; 2598 #endif 2599 case OPT_SRV_REF: 2600 opt_srv_ref = opt_str(); 2601 break; 2602 case OPT_SRV_SECRET: 2603 opt_srv_secret = opt_str(); 2604 break; 2605 case OPT_SRV_CERT: 2606 opt_srv_cert = opt_str(); 2607 break; 2608 case OPT_SRV_KEY: 2609 opt_srv_key = opt_str(); 2610 break; 2611 case OPT_SRV_KEYPASS: 2612 opt_srv_keypass = opt_str(); 2613 break; 2614 case OPT_SRV_TRUSTED: 2615 opt_srv_trusted = opt_str(); 2616 break; 2617 case OPT_SRV_UNTRUSTED: 2618 opt_srv_untrusted = opt_str(); 2619 break; 2620 case OPT_RSP_CERT: 2621 opt_rsp_cert = opt_str(); 2622 break; 2623 case OPT_RSP_EXTRACERTS: 2624 opt_rsp_extracerts = opt_str(); 2625 break; 2626 case OPT_RSP_CAPUBS: 2627 opt_rsp_capubs = opt_str(); 2628 break; 2629 case OPT_POLL_COUNT: 2630 opt_poll_count = opt_int_arg(); 2631 break; 2632 case OPT_CHECK_AFTER: 2633 opt_check_after = opt_int_arg(); 2634 break; 2635 case OPT_GRANT_IMPLICITCONF: 2636 opt_grant_implicitconf = 1; 2637 break; 2638 case OPT_PKISTATUS: 2639 opt_pkistatus = opt_int_arg(); 2640 break; 2641 case OPT_FAILURE: 2642 opt_failure = opt_int_arg(); 2643 break; 2644 case OPT_FAILUREBITS: 2645 opt_failurebits = opt_int_arg(); 2646 break; 2647 case OPT_STATUSSTRING: 2648 opt_statusstring = opt_str(); 2649 break; 2650 case OPT_SEND_ERROR: 2651 opt_send_error = 1; 2652 break; 2653 case OPT_SEND_UNPROTECTED: 2654 opt_send_unprotected = 1; 2655 break; 2656 case OPT_SEND_UNPROT_ERR: 2657 opt_send_unprot_err = 1; 2658 break; 2659 case OPT_ACCEPT_UNPROTECTED: 2660 opt_accept_unprotected = 1; 2661 break; 2662 case OPT_ACCEPT_UNPROT_ERR: 2663 opt_accept_unprot_err = 1; 2664 break; 2665 case OPT_ACCEPT_RAVERIFIED: 2666 opt_accept_raverified = 1; 2667 break; 2668 } 2669 } 2670 2671 /* No extra args. */ 2672 argc = opt_num_rest(); 2673 argv = opt_rest(); 2674 if (argc != 0) 2675 goto opthelp; 2676 return 1; 2677 } 2678 2679 #ifndef OPENSSL_NO_SOCK 2680 static int cmp_server(OSSL_CMP_CTX *srv_cmp_ctx) { 2681 BIO *acbio; 2682 BIO *cbio = NULL; 2683 int keep_alive = 0; 2684 int msgs = 0; 2685 int retry = 1; 2686 int ret = 1; 2687 2688 if ((acbio = http_server_init_bio(prog, opt_port)) == NULL) 2689 return 0; 2690 while (opt_max_msgs <= 0 || msgs < opt_max_msgs) { 2691 char *path = NULL; 2692 OSSL_CMP_MSG *req = NULL; 2693 OSSL_CMP_MSG *resp = NULL; 2694 2695 ret = http_server_get_asn1_req(ASN1_ITEM_rptr(OSSL_CMP_MSG), 2696 (ASN1_VALUE **)&req, &path, 2697 &cbio, acbio, &keep_alive, 2698 prog, opt_port, 0, 0); 2699 if (ret == 0) { /* no request yet */ 2700 if (retry) { 2701 ossl_sleep(1000); 2702 retry = 0; 2703 continue; 2704 } 2705 ret = 0; 2706 goto next; 2707 } 2708 if (ret++ == -1) /* fatal error */ 2709 break; 2710 2711 ret = 0; 2712 msgs++; 2713 if (req != NULL) { 2714 if (strcmp(path, "") != 0 && strcmp(path, "pkix/") != 0) { 2715 (void)http_server_send_status(cbio, 404, "Not Found"); 2716 CMP_err1("expecting empty path or 'pkix/' but got '%s'", 2717 path); 2718 OPENSSL_free(path); 2719 OSSL_CMP_MSG_free(req); 2720 goto next; 2721 } 2722 OPENSSL_free(path); 2723 resp = OSSL_CMP_CTX_server_perform(cmp_ctx, req); 2724 OSSL_CMP_MSG_free(req); 2725 if (resp == NULL) { 2726 (void)http_server_send_status(cbio, 2727 500, "Internal Server Error"); 2728 break; /* treated as fatal error */ 2729 } 2730 ret = http_server_send_asn1_resp(cbio, keep_alive, 2731 "application/pkixcmp", 2732 ASN1_ITEM_rptr(OSSL_CMP_MSG), 2733 (const ASN1_VALUE *)resp); 2734 OSSL_CMP_MSG_free(resp); 2735 if (!ret) 2736 break; /* treated as fatal error */ 2737 } 2738 next: 2739 if (!ret) { /* on transmission error, cancel CMP transaction */ 2740 (void)OSSL_CMP_CTX_set1_transactionID(srv_cmp_ctx, NULL); 2741 (void)OSSL_CMP_CTX_set1_senderNonce(srv_cmp_ctx, NULL); 2742 } 2743 if (!ret || !keep_alive 2744 || OSSL_CMP_CTX_get_status(srv_cmp_ctx) != OSSL_CMP_PKISTATUS_trans 2745 /* transaction closed by OSSL_CMP_CTX_server_perform() */) { 2746 BIO_free_all(cbio); 2747 cbio = NULL; 2748 } 2749 } 2750 2751 BIO_free_all(cbio); 2752 BIO_free_all(acbio); 2753 return ret; 2754 } 2755 #endif 2756 2757 static void print_status(void) 2758 { 2759 /* print PKIStatusInfo */ 2760 int status = OSSL_CMP_CTX_get_status(cmp_ctx); 2761 char *buf = app_malloc(OSSL_CMP_PKISI_BUFLEN, "PKIStatusInfo buf"); 2762 const char *string = 2763 OSSL_CMP_CTX_snprint_PKIStatus(cmp_ctx, buf, OSSL_CMP_PKISI_BUFLEN); 2764 const char *from = "", *server = ""; 2765 2766 #ifndef OPENSSL_NO_SOCK 2767 if (opt_server != NULL) { 2768 from = " from "; 2769 server = opt_server; 2770 } 2771 #endif 2772 CMP_print(bio_err, 2773 status == OSSL_CMP_PKISTATUS_accepted 2774 ? OSSL_CMP_LOG_INFO : 2775 status == OSSL_CMP_PKISTATUS_rejection 2776 || status == OSSL_CMP_PKISTATUS_waiting 2777 ? OSSL_CMP_LOG_ERR : OSSL_CMP_LOG_WARNING, 2778 status == OSSL_CMP_PKISTATUS_accepted ? "info" : 2779 status == OSSL_CMP_PKISTATUS_rejection ? "server error" : 2780 status == OSSL_CMP_PKISTATUS_waiting ? "internal error" 2781 : "warning", "received%s%s %s", from, server, 2782 string != NULL ? string : "<unknown PKIStatus>"); 2783 OPENSSL_free(buf); 2784 } 2785 2786 int cmp_main(int argc, char **argv) 2787 { 2788 char *configfile = NULL; 2789 int i; 2790 X509 *newcert = NULL; 2791 ENGINE *engine = NULL; 2792 OSSL_CMP_CTX *srv_cmp_ctx = NULL; 2793 int ret = 0; /* default: failure */ 2794 2795 prog = opt_appname(argv[0]); 2796 if (argc <= 1) { 2797 opt_help(cmp_options); 2798 goto err; 2799 } 2800 2801 /* 2802 * handle options -config, -section, and -verbosity upfront 2803 * to take effect for other options 2804 */ 2805 for (i = 1; i < argc - 1; i++) { 2806 if (*argv[i] == '-') { 2807 if (!strcmp(argv[i] + 1, cmp_options[OPT_CONFIG - OPT_HELP].name)) 2808 opt_config = argv[++i]; 2809 else if (!strcmp(argv[i] + 1, 2810 cmp_options[OPT_SECTION - OPT_HELP].name)) 2811 opt_section = argv[++i]; 2812 else if (strcmp(argv[i] + 1, 2813 cmp_options[OPT_VERBOSITY - OPT_HELP].name) == 0 2814 && !set_verbosity(atoi(argv[++i]))) 2815 goto err; 2816 } 2817 } 2818 if (opt_section[0] == '\0') /* empty string */ 2819 opt_section = DEFAULT_SECTION; 2820 2821 vpm = X509_VERIFY_PARAM_new(); 2822 if (vpm == NULL) { 2823 CMP_err("out of memory"); 2824 goto err; 2825 } 2826 2827 /* read default values for options from config file */ 2828 configfile = opt_config != NULL ? opt_config : default_config_file; 2829 if (configfile != NULL && configfile[0] != '\0' /* non-empty string */ 2830 && (configfile != default_config_file || access(configfile, F_OK) != -1)) { 2831 CMP_info2("using section(s) '%s' of OpenSSL configuration file '%s'", 2832 opt_section, configfile); 2833 conf = app_load_config(configfile); 2834 if (conf == NULL) { 2835 goto err; 2836 } else { 2837 if (strcmp(opt_section, CMP_SECTION) == 0) { /* default */ 2838 if (!NCONF_get_section(conf, opt_section)) 2839 CMP_info2("no [%s] section found in config file '%s';" 2840 " will thus use just [default] and unnamed section if present", 2841 opt_section, configfile); 2842 } else { 2843 const char *end = opt_section + strlen(opt_section); 2844 while ((end = prev_item(opt_section, end)) != NULL) { 2845 if (!NCONF_get_section(conf, opt_item)) { 2846 CMP_err2("no [%s] section found in config file '%s'", 2847 opt_item, configfile); 2848 goto err; 2849 } 2850 } 2851 } 2852 ret = read_config(); 2853 if (!set_verbosity(opt_verbosity)) /* just for checking range */ 2854 ret = -1; 2855 if (ret <= 0) { 2856 if (ret == -1) 2857 BIO_printf(bio_err, "Use -help for summary.\n"); 2858 goto err; 2859 } 2860 } 2861 } 2862 (void)BIO_flush(bio_err); /* prevent interference with opt_help() */ 2863 2864 ret = get_opts(argc, argv); 2865 if (ret <= 0) 2866 goto err; 2867 ret = 0; 2868 if (!app_RAND_load()) 2869 goto err; 2870 2871 if (opt_batch) 2872 set_base_ui_method(UI_null()); 2873 2874 if (opt_engine != NULL) { 2875 engine = setup_engine_methods(opt_engine, 0 /* not: ENGINE_METHOD_ALL */, 0); 2876 if (engine == NULL) { 2877 CMP_err1("cannot load engine %s", opt_engine); 2878 goto err; 2879 } 2880 } 2881 2882 cmp_ctx = OSSL_CMP_CTX_new(app_get0_libctx(), app_get0_propq()); 2883 if (cmp_ctx == NULL) 2884 goto err; 2885 OSSL_CMP_CTX_set_log_verbosity(cmp_ctx, opt_verbosity); 2886 if (!OSSL_CMP_CTX_set_log_cb(cmp_ctx, print_to_bio_out)) { 2887 CMP_err1("cannot set up error reporting and logging for %s", prog); 2888 goto err; 2889 } 2890 2891 #ifndef OPENSSL_NO_SOCK 2892 if ((opt_tls_cert != NULL || opt_tls_key != NULL 2893 || opt_tls_keypass != NULL || opt_tls_extra != NULL 2894 || opt_tls_trusted != NULL || opt_tls_host != NULL) 2895 && !opt_tls_used) 2896 CMP_warn("Ingnoring TLS options(s) since -tls_used is not given"); 2897 if (opt_port != NULL) { 2898 if (opt_tls_used) { 2899 CMP_err("-tls_used option not supported with -port option"); 2900 goto err; 2901 } 2902 if (opt_server != NULL || opt_use_mock_srv) { 2903 CMP_err("The -port option excludes -server and -use_mock_srv"); 2904 goto err; 2905 } 2906 if (opt_reqin != NULL || opt_reqout != NULL) { 2907 CMP_err("The -port option does not support -reqin and -reqout"); 2908 goto err; 2909 } 2910 if (opt_rspin != NULL || opt_rspout != NULL) { 2911 CMP_err("The -port option does not support -rspin and -rspout"); 2912 goto err; 2913 } 2914 } 2915 if (opt_server != NULL && opt_use_mock_srv) { 2916 CMP_err("cannot use both -server and -use_mock_srv options"); 2917 goto err; 2918 } 2919 #endif 2920 2921 if (opt_use_mock_srv 2922 #ifndef OPENSSL_NO_SOCK 2923 || opt_port != NULL 2924 #endif 2925 ) { 2926 OSSL_CMP_SRV_CTX *srv_ctx; 2927 2928 if ((srv_ctx = setup_srv_ctx(engine)) == NULL) 2929 goto err; 2930 srv_cmp_ctx = OSSL_CMP_SRV_CTX_get0_cmp_ctx(srv_ctx); 2931 OSSL_CMP_CTX_set_transfer_cb_arg(cmp_ctx, srv_ctx); 2932 if (!OSSL_CMP_CTX_set_log_cb(srv_cmp_ctx, print_to_bio_err)) { 2933 CMP_err1("cannot set up error reporting and logging for %s", prog); 2934 goto err; 2935 } 2936 OSSL_CMP_CTX_set_log_verbosity(srv_cmp_ctx, opt_verbosity); 2937 } 2938 2939 #ifndef OPENSSL_NO_SOCK 2940 if (opt_tls_used && (opt_use_mock_srv || opt_server == NULL)) { 2941 CMP_warn("ignoring -tls_used option since -use_mock_srv is given or -server is not given"); 2942 opt_tls_used = 0; 2943 } 2944 2945 if (opt_port != NULL) { /* act as very basic CMP HTTP server */ 2946 ret = cmp_server(srv_cmp_ctx); 2947 goto err; 2948 } 2949 2950 /* act as CMP client, possibly using internal mock server */ 2951 2952 if (opt_rspin != NULL) { 2953 if (opt_server != NULL) 2954 CMP_warn("-server option is not used if enough filenames given for -rspin"); 2955 if (opt_use_mock_srv) 2956 CMP_warn("-use_mock_srv option is not used if enough filenames given for -rspin"); 2957 } 2958 #endif 2959 2960 if (!setup_client_ctx(cmp_ctx, engine)) { 2961 CMP_err("cannot set up CMP context"); 2962 goto err; 2963 } 2964 for (i = 0; i < opt_repeat; i++) { 2965 /* everything is ready, now connect and perform the command! */ 2966 switch (opt_cmd) { 2967 case CMP_IR: 2968 newcert = OSSL_CMP_exec_IR_ses(cmp_ctx); 2969 if (newcert != NULL) 2970 ret = 1; 2971 break; 2972 case CMP_KUR: 2973 newcert = OSSL_CMP_exec_KUR_ses(cmp_ctx); 2974 if (newcert != NULL) 2975 ret = 1; 2976 break; 2977 case CMP_CR: 2978 newcert = OSSL_CMP_exec_CR_ses(cmp_ctx); 2979 if (newcert != NULL) 2980 ret = 1; 2981 break; 2982 case CMP_P10CR: 2983 newcert = OSSL_CMP_exec_P10CR_ses(cmp_ctx); 2984 if (newcert != NULL) 2985 ret = 1; 2986 break; 2987 case CMP_RR: 2988 ret = OSSL_CMP_exec_RR_ses(cmp_ctx); 2989 break; 2990 case CMP_GENM: 2991 { 2992 STACK_OF(OSSL_CMP_ITAV) *itavs; 2993 2994 if (opt_infotype != NID_undef) { 2995 OSSL_CMP_ITAV *itav = 2996 OSSL_CMP_ITAV_create(OBJ_nid2obj(opt_infotype), NULL); 2997 if (itav == NULL) 2998 goto err; 2999 OSSL_CMP_CTX_push0_genm_ITAV(cmp_ctx, itav); 3000 } 3001 3002 if ((itavs = OSSL_CMP_exec_GENM_ses(cmp_ctx)) != NULL) { 3003 print_itavs(itavs); 3004 sk_OSSL_CMP_ITAV_pop_free(itavs, OSSL_CMP_ITAV_free); 3005 ret = 1; 3006 } 3007 break; 3008 } 3009 default: 3010 break; 3011 } 3012 if (OSSL_CMP_CTX_get_status(cmp_ctx) < OSSL_CMP_PKISTATUS_accepted) 3013 goto err; /* we got no response, maybe even did not send request */ 3014 3015 print_status(); 3016 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_extraCertsIn(cmp_ctx), 3017 opt_extracertsout, "extra") < 0) 3018 ret = 0; 3019 if (!ret) 3020 goto err; 3021 ret = 0; 3022 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_caPubs(cmp_ctx), 3023 opt_cacertsout, "CA") < 0) 3024 goto err; 3025 if (newcert != NULL) { 3026 STACK_OF(X509) *certs = sk_X509_new_null(); 3027 3028 if (!X509_add_cert(certs, newcert, X509_ADD_FLAG_UP_REF)) { 3029 sk_X509_free(certs); 3030 goto err; 3031 } 3032 if (save_free_certs(cmp_ctx, certs, opt_certout, "enrolled") < 0) 3033 goto err; 3034 } 3035 if (save_free_certs(cmp_ctx, OSSL_CMP_CTX_get1_newChain(cmp_ctx), 3036 opt_chainout, "chain") < 0) 3037 goto err; 3038 3039 if (!OSSL_CMP_CTX_reinit(cmp_ctx)) 3040 goto err; 3041 } 3042 ret = 1; 3043 3044 err: 3045 /* in case we ended up here on error without proper cleaning */ 3046 cleanse(opt_keypass); 3047 cleanse(opt_newkeypass); 3048 cleanse(opt_otherpass); 3049 #ifndef OPENSSL_NO_SOCK 3050 cleanse(opt_tls_keypass); 3051 #endif 3052 cleanse(opt_secret); 3053 cleanse(opt_srv_keypass); 3054 cleanse(opt_srv_secret); 3055 3056 if (ret != 1) 3057 OSSL_CMP_CTX_print_errors(cmp_ctx); 3058 3059 if (cmp_ctx != NULL) { 3060 #ifndef OPENSSL_NO_SOCK 3061 APP_HTTP_TLS_INFO *info = OSSL_CMP_CTX_get_http_cb_arg(cmp_ctx); 3062 3063 #endif 3064 ossl_cmp_mock_srv_free(OSSL_CMP_CTX_get_transfer_cb_arg(cmp_ctx)); 3065 X509_STORE_free(OSSL_CMP_CTX_get_certConf_cb_arg(cmp_ctx)); 3066 /* cannot free info already here, as it may be used indirectly by: */ 3067 OSSL_CMP_CTX_free(cmp_ctx); 3068 #ifndef OPENSSL_NO_SOCK 3069 if (info != NULL) { 3070 OPENSSL_free((char *)info->server); 3071 OPENSSL_free((char *)info->port); 3072 APP_HTTP_TLS_INFO_free(info); 3073 } 3074 #endif 3075 } 3076 X509_VERIFY_PARAM_free(vpm); 3077 release_engine(engine); 3078 3079 NCONF_free(conf); /* must not do as long as opt_... variables are used */ 3080 OSSL_CMP_log_close(); 3081 3082 return ret == 0 ? EXIT_FAILURE : EXIT_SUCCESS; /* ret == -1 for -help */ 3083 } 3084