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openssl/apps/ca.c
Matt Caswell da1c088f59 Copyright year updates 
Reviewed-by: Richard Levitte <levitte@openssl.org>
Release: yes
2023-09-07 09:59:15 +01:00

2644 lines
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/*
* Copyright 1995-2023 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <sys/types.h>
#include <openssl/conf.h>
#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/bn.h>
#include <openssl/txt_db.h>
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>
#include <openssl/objects.h>
#include <openssl/ocsp.h>
#include <openssl/pem.h>
#ifndef W_OK
# ifdef OPENSSL_SYS_VMS
# include <unistd.h>
# elif !defined(OPENSSL_SYS_VXWORKS) && !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_TANDEM)
# include <sys/file.h>
# endif
#endif
#include "apps.h"
#include "progs.h"
#ifndef W_OK
# define F_OK 0
# define W_OK 2
# define R_OK 4
#endif
#ifndef PATH_MAX
# define PATH_MAX 4096
#endif
#define BASE_SECTION "ca"
#define ENV_DEFAULT_CA "default_ca"
#define STRING_MASK "string_mask"
#define UTF8_IN "utf8"
#define ENV_NEW_CERTS_DIR "new_certs_dir"
#define ENV_CERTIFICATE "certificate"
#define ENV_SERIAL "serial"
#define ENV_RAND_SERIAL "rand_serial"
#define ENV_CRLNUMBER "crlnumber"
#define ENV_PRIVATE_KEY "private_key"
#define ENV_DEFAULT_DAYS "default_days"
#define ENV_DEFAULT_STARTDATE "default_startdate"
#define ENV_DEFAULT_ENDDATE "default_enddate"
#define ENV_DEFAULT_CRL_DAYS "default_crl_days"
#define ENV_DEFAULT_CRL_HOURS "default_crl_hours"
#define ENV_DEFAULT_MD "default_md"
#define ENV_DEFAULT_EMAIL_DN "email_in_dn"
#define ENV_PRESERVE "preserve"
#define ENV_POLICY "policy"
#define ENV_EXTENSIONS "x509_extensions"
#define ENV_CRLEXT "crl_extensions"
#define ENV_MSIE_HACK "msie_hack"
#define ENV_NAMEOPT "name_opt"
#define ENV_CERTOPT "cert_opt"
#define ENV_EXTCOPY "copy_extensions"
#define ENV_UNIQUE_SUBJECT "unique_subject"
#define ENV_DATABASE "database"
/* Additional revocation information types */
typedef enum {
REV_VALID = -1, /* Valid (not-revoked) status */
REV_NONE = 0, /* No additional information */
REV_CRL_REASON = 1, /* Value is CRL reason code */
REV_HOLD = 2, /* Value is hold instruction */
REV_KEY_COMPROMISE = 3, /* Value is cert key compromise time */
REV_CA_COMPROMISE = 4 /* Value is CA key compromise time */
} REVINFO_TYPE;
static char *lookup_conf(const CONF *conf, const char *group, const char *tag);
static int certify(X509 **xret, const char *infile, int informat,
EVP_PKEY *pkey, X509 *x509,
const char *dgst,
STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(OPENSSL_STRING) *vfyopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db,
BIGNUM *serial, const char *subj, unsigned long chtype,
int multirdn, int email_dn, const char *startdate,
const char *enddate,
long days, int batch, const char *ext_sect, CONF *conf,
int verbose, unsigned long certopt, unsigned long nameopt,
int default_op, int ext_copy, int selfsign, unsigned long dateopt);
static int certify_cert(X509 **xret, const char *infile, int certformat,
const char *passin, EVP_PKEY *pkey, X509 *x509,
const char *dgst,
STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(OPENSSL_STRING) *vfyopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db,
BIGNUM *serial, const char *subj, unsigned long chtype,
int multirdn, int email_dn, const char *startdate,
const char *enddate, long days, int batch, const char *ext_sect,
CONF *conf, int verbose, unsigned long certopt,
unsigned long nameopt, int default_op, int ext_copy, unsigned long dateopt);
static int certify_spkac(X509 **xret, const char *infile, EVP_PKEY *pkey,
X509 *x509, const char *dgst,
STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db,
BIGNUM *serial, const char *subj, unsigned long chtype,
int multirdn, int email_dn, const char *startdate,
const char *enddate, long days, const char *ext_sect, CONF *conf,
int verbose, unsigned long certopt,
unsigned long nameopt, int default_op, int ext_copy, unsigned long dateopt);
static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509,
const char *dgst, STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial,
const char *subj, unsigned long chtype, int multirdn,
int email_dn, const char *startdate, const char *enddate, long days,
int batch, int verbose, X509_REQ *req, const char *ext_sect,
CONF *conf, unsigned long certopt, unsigned long nameopt,
int default_op, int ext_copy, int selfsign, unsigned long dateopt);
static int get_certificate_status(const char *ser_status, CA_DB *db);
static int check_time_format(const char *str);
static int do_revoke(X509 *x509, CA_DB *db, REVINFO_TYPE rev_type,
const char *extval);
static char *make_revocation_str(REVINFO_TYPE rev_type, const char *rev_arg);
static int make_revoked(X509_REVOKED *rev, const char *str);
static int old_entry_print(const ASN1_OBJECT *obj, const ASN1_STRING *str);
static void write_new_certificate(BIO *bp, X509 *x, int output_der, int notext);
static CONF *extfile_conf = NULL;
static int preserve = 0;
static int msie_hack = 0;
typedef enum OPTION_choice {
OPT_COMMON,
OPT_ENGINE, OPT_VERBOSE, OPT_CONFIG, OPT_NAME, OPT_SUBJ, OPT_UTF8,
OPT_CREATE_SERIAL, OPT_MULTIVALUE_RDN, OPT_STARTDATE, OPT_ENDDATE,
OPT_DAYS, OPT_MD, OPT_POLICY, OPT_KEYFILE, OPT_KEYFORM, OPT_PASSIN,
OPT_KEY, OPT_CERT, OPT_CERTFORM, OPT_SELFSIGN,
OPT_IN, OPT_INFORM, OPT_OUT, OPT_DATEOPT, OPT_OUTDIR, OPT_VFYOPT,
OPT_SIGOPT, OPT_NOTEXT, OPT_BATCH, OPT_PRESERVEDN, OPT_NOEMAILDN,
OPT_GENCRL, OPT_MSIE_HACK, OPT_CRL_LASTUPDATE, OPT_CRL_NEXTUPDATE,
OPT_CRLDAYS, OPT_CRLHOURS, OPT_CRLSEC,
OPT_INFILES, OPT_SS_CERT, OPT_SPKAC, OPT_REVOKE, OPT_VALID,
OPT_EXTENSIONS, OPT_EXTFILE, OPT_STATUS, OPT_UPDATEDB, OPT_CRLEXTS,
OPT_RAND_SERIAL, OPT_QUIET,
OPT_R_ENUM, OPT_PROV_ENUM,
/* Do not change the order here; see related case statements below */
OPT_CRL_REASON, OPT_CRL_HOLD, OPT_CRL_COMPROMISE, OPT_CRL_CA_COMPROMISE
} OPTION_CHOICE;
const OPTIONS ca_options[] = {
{OPT_HELP_STR, 1, '-', "Usage: %s [options] [certreq...]\n"},
OPT_SECTION("General"),
{"help", OPT_HELP, '-', "Display this summary"},
{"verbose", OPT_VERBOSE, '-', "Verbose output during processing"},
{"quiet", OPT_QUIET, '-', "Terse output during processing"},
{"outdir", OPT_OUTDIR, '/', "Where to put output cert"},
{"in", OPT_IN, '<', "The input cert request(s)"},
{"inform", OPT_INFORM, 'F',
"CSR input format to use (PEM or DER; by default try PEM first)"},
{"infiles", OPT_INFILES, '-', "The last argument, requests to process"},
{"out", OPT_OUT, '>', "Where to put the output file(s)"},
{"dateopt", OPT_DATEOPT, 's', "Datetime format used for printing. (rfc_822/iso_8601). Default is rfc_822."},
{"notext", OPT_NOTEXT, '-', "Do not print the generated certificate"},
{"batch", OPT_BATCH, '-', "Don't ask questions"},
{"msie_hack", OPT_MSIE_HACK, '-',
"msie modifications to handle all Universal Strings"},
{"ss_cert", OPT_SS_CERT, '<', "File contains a self signed cert to sign"},
{"spkac", OPT_SPKAC, '<',
"File contains DN and signed public key and challenge"},
#ifndef OPENSSL_NO_ENGINE
{"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
#endif
OPT_SECTION("Configuration"),
{"config", OPT_CONFIG, 's', "A config file"},
{"name", OPT_NAME, 's', "The particular CA definition to use"},
{"section", OPT_NAME, 's', "An alias for -name"},
{"policy", OPT_POLICY, 's', "The CA 'policy' to support"},
OPT_SECTION("Certificate"),
{"subj", OPT_SUBJ, 's', "Use arg instead of request's subject"},
{"utf8", OPT_UTF8, '-', "Input characters are UTF8; default ASCII"},
{"create_serial", OPT_CREATE_SERIAL, '-',
"If reading serial fails, create a new random serial"},
{"rand_serial", OPT_RAND_SERIAL, '-',
"Always create a random serial; do not store it"},
{"multivalue-rdn", OPT_MULTIVALUE_RDN, '-',
"Deprecated; multi-valued RDNs support is always on."},
{"startdate", OPT_STARTDATE, 's', "Cert notBefore, YYMMDDHHMMSSZ"},
{"enddate", OPT_ENDDATE, 's',
"YYMMDDHHMMSSZ cert notAfter (overrides -days)"},
{"days", OPT_DAYS, 'p', "Number of days to certify the cert for"},
{"extensions", OPT_EXTENSIONS, 's',
"Extension section (override value in config file)"},
{"extfile", OPT_EXTFILE, '<',
"Configuration file with X509v3 extensions to add"},
{"preserveDN", OPT_PRESERVEDN, '-', "Don't re-order the DN"},
{"noemailDN", OPT_NOEMAILDN, '-', "Don't add the EMAIL field to the DN"},
OPT_SECTION("Signing"),
{"md", OPT_MD, 's', "Digest to use, such as sha256"},
{"keyfile", OPT_KEYFILE, 's', "The CA private key"},
{"keyform", OPT_KEYFORM, 'f',
"Private key file format (ENGINE, other values ignored)"},
{"passin", OPT_PASSIN, 's', "Key and cert input file pass phrase source"},
{"key", OPT_KEY, 's',
"Key to decrypt the private key or cert files if encrypted. Better use -passin"},
{"cert", OPT_CERT, '<', "The CA cert"},
{"certform", OPT_CERTFORM, 'F',
"Certificate input format (DER/PEM/P12); has no effect"},
{"selfsign", OPT_SELFSIGN, '-',
"Sign a cert with the key associated with it"},
{"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
{"vfyopt", OPT_VFYOPT, 's', "Verification parameter in n:v form"},
OPT_SECTION("Revocation"),
{"gencrl", OPT_GENCRL, '-', "Generate a new CRL"},
{"valid", OPT_VALID, 's',
"Add a Valid(not-revoked) DB entry about a cert (given in file)"},
{"status", OPT_STATUS, 's', "Shows cert status given the serial number"},
{"updatedb", OPT_UPDATEDB, '-', "Updates db for expired cert"},
{"crlexts", OPT_CRLEXTS, 's',
"CRL extension section (override value in config file)"},
{"crl_reason", OPT_CRL_REASON, 's', "revocation reason"},
{"crl_hold", OPT_CRL_HOLD, 's',
"the hold instruction, an OID. Sets revocation reason to certificateHold"},
{"crl_compromise", OPT_CRL_COMPROMISE, 's',
"sets compromise time to val and the revocation reason to keyCompromise"},
{"crl_CA_compromise", OPT_CRL_CA_COMPROMISE, 's',
"sets compromise time to val and the revocation reason to CACompromise"},
{"crl_lastupdate", OPT_CRL_LASTUPDATE, 's',
"Sets the CRL lastUpdate time to val (YYMMDDHHMMSSZ or YYYYMMDDHHMMSSZ)"},
{"crl_nextupdate", OPT_CRL_NEXTUPDATE, 's',
"Sets the CRL nextUpdate time to val (YYMMDDHHMMSSZ or YYYYMMDDHHMMSSZ)"},
{"crldays", OPT_CRLDAYS, 'p', "Days until the next CRL is due"},
{"crlhours", OPT_CRLHOURS, 'p', "Hours until the next CRL is due"},
{"crlsec", OPT_CRLSEC, 'p', "Seconds until the next CRL is due"},
{"revoke", OPT_REVOKE, '<', "Revoke a cert (given in file)"},
OPT_R_OPTIONS,
OPT_PROV_OPTIONS,
OPT_PARAMETERS(),
{"certreq", 0, 0, "Certificate requests to be signed (optional)"},
{NULL}
};
int ca_main(int argc, char **argv)
{
CONF *conf = NULL;
ENGINE *e = NULL;
BIGNUM *crlnumber = NULL, *serial = NULL;
EVP_PKEY *pkey = NULL;
BIO *in = NULL, *out = NULL, *Sout = NULL;
ASN1_INTEGER *tmpser;
CA_DB *db = NULL;
DB_ATTR db_attr;
STACK_OF(CONF_VALUE) *attribs = NULL;
STACK_OF(OPENSSL_STRING) *sigopts = NULL, *vfyopts = NULL;
STACK_OF(X509) *cert_sk = NULL;
X509_CRL *crl = NULL;
char *configfile = default_config_file, *section = NULL;
char def_dgst[80] = "";
char *dgst = NULL, *policy = NULL, *keyfile = NULL;
char *certfile = NULL, *crl_ext = NULL, *crlnumberfile = NULL;
int certformat = FORMAT_UNDEF, informat = FORMAT_UNDEF;
unsigned long dateopt = ASN1_DTFLGS_RFC822;
const char *infile = NULL, *spkac_file = NULL, *ss_cert_file = NULL;
const char *extensions = NULL, *extfile = NULL, *passinarg = NULL;
char *passin = NULL;
char *outdir = NULL, *outfile = NULL, *rev_arg = NULL, *ser_status = NULL;
const char *serialfile = NULL, *subj = NULL;
char *prog, *startdate = NULL, *enddate = NULL;
char *dbfile = NULL, *f;
char new_cert[PATH_MAX];
char tmp[10 + 1] = "\0";
char *const *pp;
const char *p;
size_t outdirlen = 0;
int create_ser = 0, free_passin = 0, total = 0, total_done = 0;
int batch = 0, default_op = 1, doupdatedb = 0, ext_copy = EXT_COPY_NONE;
int keyformat = FORMAT_UNDEF, multirdn = 1, notext = 0, output_der = 0;
int ret = 1, email_dn = 1, req = 0, verbose = 0, gencrl = 0, dorevoke = 0;
int rand_ser = 0, i, j, selfsign = 0, def_ret;
char *crl_lastupdate = NULL, *crl_nextupdate = NULL;
long crldays = 0, crlhours = 0, crlsec = 0, days = 0;
unsigned long chtype = MBSTRING_ASC, certopt = 0;
X509 *x509 = NULL, *x509p = NULL, *x = NULL;
REVINFO_TYPE rev_type = REV_NONE;
X509_REVOKED *r = NULL;
OPTION_CHOICE o;
prog = opt_init(argc, argv, ca_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(ca_options);
ret = 0;
goto end;
case OPT_IN:
req = 1;
infile = opt_arg();
break;
case OPT_INFORM:
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat))
goto opthelp;
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_DATEOPT:
if (!set_dateopt(&dateopt, opt_arg()))
goto opthelp;
break;
case OPT_VERBOSE:
verbose = 1;
break;
case OPT_QUIET:
verbose = 0;
break;
case OPT_CONFIG:
configfile = opt_arg();
break;
case OPT_NAME:
section = opt_arg();
break;
case OPT_SUBJ:
subj = opt_arg();
/* preserve=1; */
break;
case OPT_UTF8:
chtype = MBSTRING_UTF8;
break;
case OPT_RAND_SERIAL:
rand_ser = 1;
break;
case OPT_CREATE_SERIAL:
create_ser = 1;
break;
case OPT_MULTIVALUE_RDN:
/* obsolete */
break;
case OPT_STARTDATE:
startdate = opt_arg();
break;
case OPT_ENDDATE:
enddate = opt_arg();
break;
case OPT_DAYS:
days = atoi(opt_arg());
break;
case OPT_MD:
dgst = opt_arg();
break;
case OPT_POLICY:
policy = opt_arg();
break;
case OPT_KEYFILE:
keyfile = opt_arg();
break;
case OPT_KEYFORM:
if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyformat))
goto opthelp;
break;
case OPT_PASSIN:
passinarg = opt_arg();
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
case OPT_PROV_CASES:
if (!opt_provider(o))
goto end;
break;
case OPT_KEY:
passin = opt_arg();
break;
case OPT_CERT:
certfile = opt_arg();
break;
case OPT_CERTFORM:
if (!opt_format(opt_arg(), OPT_FMT_ANY, &certformat))
goto opthelp;
break;
case OPT_SELFSIGN:
selfsign = 1;
break;
case OPT_OUTDIR:
outdir = opt_arg();
break;
case OPT_SIGOPT:
if (sigopts == NULL)
sigopts = sk_OPENSSL_STRING_new_null();
if (sigopts == NULL || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
goto end;
break;
case OPT_VFYOPT:
if (vfyopts == NULL)
vfyopts = sk_OPENSSL_STRING_new_null();
if (vfyopts == NULL || !sk_OPENSSL_STRING_push(vfyopts, opt_arg()))
goto end;
break;
case OPT_NOTEXT:
notext = 1;
break;
case OPT_BATCH:
batch = 1;
break;
case OPT_PRESERVEDN:
preserve = 1;
break;
case OPT_NOEMAILDN:
email_dn = 0;
break;
case OPT_GENCRL:
gencrl = 1;
break;
case OPT_MSIE_HACK:
msie_hack = 1;
break;
case OPT_CRL_LASTUPDATE:
crl_lastupdate = opt_arg();
break;
case OPT_CRL_NEXTUPDATE:
crl_nextupdate = opt_arg();
break;
case OPT_CRLDAYS:
crldays = atol(opt_arg());
break;
case OPT_CRLHOURS:
crlhours = atol(opt_arg());
break;
case OPT_CRLSEC:
crlsec = atol(opt_arg());
break;
case OPT_INFILES:
req = 1;
goto end_of_options;
case OPT_SS_CERT:
ss_cert_file = opt_arg();
req = 1;
break;
case OPT_SPKAC:
spkac_file = opt_arg();
req = 1;
break;
case OPT_REVOKE:
infile = opt_arg();
dorevoke = 1;
break;
case OPT_VALID:
infile = opt_arg();
dorevoke = 2;
break;
case OPT_EXTENSIONS:
extensions = opt_arg();
break;
case OPT_EXTFILE:
extfile = opt_arg();
break;
case OPT_STATUS:
ser_status = opt_arg();
break;
case OPT_UPDATEDB:
doupdatedb = 1;
break;
case OPT_CRLEXTS:
crl_ext = opt_arg();
break;
case OPT_CRL_REASON: /* := REV_CRL_REASON */
case OPT_CRL_HOLD:
case OPT_CRL_COMPROMISE:
case OPT_CRL_CA_COMPROMISE:
rev_arg = opt_arg();
rev_type = (o - OPT_CRL_REASON) + REV_CRL_REASON;
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
}
}
end_of_options:
/* Remaining args are files to certify. */
argc = opt_num_rest();
argv = opt_rest();
if ((conf = app_load_config_verbose(configfile, 1)) == NULL)
goto end;
if (configfile != default_config_file && !app_load_modules(conf))
goto end;
/* Lets get the config section we are using */
if (section == NULL
&& (section = lookup_conf(conf, BASE_SECTION, ENV_DEFAULT_CA)) == NULL)
goto end;
p = app_conf_try_string(conf, NULL, "oid_file");
if (p != NULL) {
BIO *oid_bio = BIO_new_file(p, "r");
if (oid_bio == NULL) {
ERR_clear_error();
} else {
OBJ_create_objects(oid_bio);
BIO_free(oid_bio);
}
}
if (!add_oid_section(conf))
goto end;
app_RAND_load_conf(conf, BASE_SECTION);
if (!app_RAND_load())
goto end;
f = app_conf_try_string(conf, section, STRING_MASK);
if (f != NULL && !ASN1_STRING_set_default_mask_asc(f)) {
BIO_printf(bio_err, "Invalid global string mask setting %s\n", f);
goto end;
}
if (chtype != MBSTRING_UTF8) {
f = app_conf_try_string(conf, section, UTF8_IN);
if (f != NULL && strcmp(f, "yes") == 0)
chtype = MBSTRING_UTF8;
}
db_attr.unique_subject = 1;
p = app_conf_try_string(conf, section, ENV_UNIQUE_SUBJECT);
if (p != NULL)
db_attr.unique_subject = parse_yesno(p, 1);
/*****************************************************************/
/* report status of cert with serial number given on command line */
if (ser_status) {
dbfile = lookup_conf(conf, section, ENV_DATABASE);
if (dbfile == NULL)
goto end;
db = load_index(dbfile, &db_attr);
if (db == NULL) {
BIO_printf(bio_err, "Problem with index file: %s (could not load/parse file)\n", dbfile);
goto end;
}
if (index_index(db) <= 0)
goto end;
if (get_certificate_status(ser_status, db) != 1)
BIO_printf(bio_err, "Error verifying serial %s!\n", ser_status);
goto end;
}
/*****************************************************************/
/* we definitely need a private key, so let's get it */
if (keyfile == NULL
&& (keyfile = lookup_conf(conf, section, ENV_PRIVATE_KEY)) == NULL)
goto end;
if (passin == NULL) {
free_passin = 1;
if (!app_passwd(passinarg, NULL, &passin, NULL)) {
BIO_printf(bio_err, "Error getting password\n");
goto end;
}
}
pkey = load_key(keyfile, keyformat, 0, passin, e, "CA private key");
cleanse(passin);
if (pkey == NULL)
/* load_key() has already printed an appropriate message */
goto end;
/*****************************************************************/
/* we need a certificate */
if (!selfsign || spkac_file || ss_cert_file || gencrl) {
if (certfile == NULL
&& (certfile = lookup_conf(conf, section, ENV_CERTIFICATE)) == NULL)
goto end;
x509 = load_cert_pass(certfile, certformat, 1, passin, "CA certificate");
if (x509 == NULL)
goto end;
if (!X509_check_private_key(x509, pkey)) {
BIO_printf(bio_err,
"CA certificate and CA private key do not match\n");
goto end;
}
}
if (!selfsign)
x509p = x509;
f = app_conf_try_string(conf, BASE_SECTION, ENV_PRESERVE);
if (f != NULL && (*f == 'y' || *f == 'Y'))
preserve = 1;
f = app_conf_try_string(conf, BASE_SECTION, ENV_MSIE_HACK);
if (f != NULL && (*f == 'y' || *f == 'Y'))
msie_hack = 1;
f = app_conf_try_string(conf, section, ENV_NAMEOPT);
if (f != NULL) {
if (!set_nameopt(f)) {
BIO_printf(bio_err, "Invalid name options: \"%s\"\n", f);
goto end;
}
default_op = 0;
}
f = app_conf_try_string(conf, section, ENV_CERTOPT);
if (f != NULL) {
if (!set_cert_ex(&certopt, f)) {
BIO_printf(bio_err, "Invalid certificate options: \"%s\"\n", f);
goto end;
}
default_op = 0;
}
f = app_conf_try_string(conf, section, ENV_EXTCOPY);
if (f != NULL) {
if (!set_ext_copy(&ext_copy, f)) {
BIO_printf(bio_err, "Invalid extension copy option: \"%s\"\n", f);
goto end;
}
}
/*****************************************************************/
/* lookup where to write new certificates */
if ((outdir == NULL) && (req)) {
outdir = NCONF_get_string(conf, section, ENV_NEW_CERTS_DIR);
if (outdir == NULL) {
BIO_printf(bio_err,
"there needs to be defined a directory for new certificate to be placed in\n");
goto end;
}
#ifndef OPENSSL_SYS_VMS
/*
* outdir is a directory spec, but access() for VMS demands a
* filename. We could use the DEC C routine to convert the
* directory syntax to Unix, and give that to app_isdir,
* but for now the fopen will catch the error if it's not a
* directory
*/
if (app_isdir(outdir) <= 0) {
BIO_printf(bio_err, "%s: %s is not a directory\n", prog, outdir);
perror(outdir);
goto end;
}
#endif
}
/*****************************************************************/
/* we need to load the database file */
dbfile = lookup_conf(conf, section, ENV_DATABASE);
if (dbfile == NULL)
goto end;
db = load_index(dbfile, &db_attr);
if (db == NULL) {
BIO_printf(bio_err, "Problem with index file: %s (could not load/parse file)\n", dbfile);
goto end;
}
/* Lets check some fields */
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
if ((pp[DB_type][0] != DB_TYPE_REV) && (pp[DB_rev_date][0] != '\0')) {
BIO_printf(bio_err,
"entry %d: not revoked yet, but has a revocation date\n",
i + 1);
goto end;
}
if ((pp[DB_type][0] == DB_TYPE_REV) &&
!make_revoked(NULL, pp[DB_rev_date])) {
BIO_printf(bio_err, " in entry %d\n", i + 1);
goto end;
}
if (!check_time_format((char *)pp[DB_exp_date])) {
BIO_printf(bio_err, "entry %d: invalid expiry date\n", i + 1);
goto end;
}
p = pp[DB_serial];
j = strlen(p);
if (*p == '-') {
p++;
j--;
}
if ((j & 1) || (j < 2)) {
BIO_printf(bio_err, "entry %d: bad serial number length (%d)\n",
i + 1, j);
goto end;
}
for ( ; *p; p++) {
if (!isxdigit(_UC(*p))) {
BIO_printf(bio_err,
"entry %d: bad char 0%o '%c' in serial number\n",
i + 1, *p, *p);
goto end;
}
}
}
if (verbose) {
TXT_DB_write(bio_out, db->db);
BIO_printf(bio_err, "%d entries loaded from the database\n",
sk_OPENSSL_PSTRING_num(db->db->data));
BIO_printf(bio_err, "generating index\n");
}
if (index_index(db) <= 0)
goto end;
/*****************************************************************/
/* Update the db file for expired certificates */
if (doupdatedb) {
if (verbose)
BIO_printf(bio_err, "Updating %s ...\n", dbfile);
i = do_updatedb(db, NULL);
if (i == -1) {
BIO_printf(bio_err, "Malloc failure\n");
goto end;
} else if (i == 0) {
if (verbose)
BIO_printf(bio_err, "No entries found to mark expired\n");
} else {
if (!save_index(dbfile, "new", db))
goto end;
if (!rotate_index(dbfile, "new", "old"))
goto end;
if (verbose)
BIO_printf(bio_err, "Done. %d entries marked as expired\n", i);
}
}
/*****************************************************************/
/* Read extensions config file */
if (extfile) {
if ((extfile_conf = app_load_config(extfile)) == NULL) {
ret = 1;
goto end;
}
if (verbose)
BIO_printf(bio_err, "Successfully loaded extensions file %s\n",
extfile);
/* We can have sections in the ext file */
if (extensions == NULL) {
extensions =
app_conf_try_string(extfile_conf, "default", "extensions");
if (extensions == NULL)
extensions = "default";
}
}
/*****************************************************************/
if (req || gencrl) {
if (spkac_file != NULL && outfile != NULL) {
output_der = 1;
batch = 1;
}
}
def_ret = EVP_PKEY_get_default_digest_name(pkey, def_dgst, sizeof(def_dgst));
/*
* EVP_PKEY_get_default_digest_name() returns 2 if the digest is
* mandatory for this algorithm.
*
* That call may give back the name "UNDEF", which has these meanings:
*
* when def_ret == 2: the user MUST leave the digest unspecified
* when def_ret == 1: the user MAY leave the digest unspecified
*/
if (def_ret == 2 && strcmp(def_dgst, "UNDEF") == 0) {
dgst = NULL;
} else if (dgst == NULL
&& (dgst = lookup_conf(conf, section, ENV_DEFAULT_MD)) == NULL
&& strcmp(def_dgst, "UNDEF") != 0) {
goto end;
} else {
if (strcmp(dgst, "default") == 0 || strcmp(def_dgst, "UNDEF") == 0) {
if (def_ret <= 0) {
BIO_puts(bio_err, "no default digest\n");
goto end;
}
dgst = def_dgst;
}
}
if (req) {
if (email_dn == 1) {
char *tmp_email_dn = NULL;
tmp_email_dn =
app_conf_try_string(conf, section, ENV_DEFAULT_EMAIL_DN);
if (tmp_email_dn != NULL && strcmp(tmp_email_dn, "no") == 0)
email_dn = 0;
}
if (verbose)
BIO_printf(bio_err, "message digest is %s\n", dgst);
if (policy == NULL
&& (policy = lookup_conf(conf, section, ENV_POLICY)) == NULL)
goto end;
if (verbose)
BIO_printf(bio_err, "policy is %s\n", policy);
if (app_conf_try_string(conf, section, ENV_RAND_SERIAL) != NULL) {
rand_ser = 1;
} else {
serialfile = lookup_conf(conf, section, ENV_SERIAL);
if (serialfile == NULL)
goto end;
}
if (extfile_conf != NULL) {
/* Check syntax of extfile */
X509V3_CTX ctx;
X509V3_set_ctx_test(&ctx);
X509V3_set_nconf(&ctx, extfile_conf);
if (!X509V3_EXT_add_nconf(extfile_conf, &ctx, extensions, NULL)) {
BIO_printf(bio_err,
"Error checking certificate extensions from extfile section %s\n",
extensions);
ret = 1;
goto end;
}
} else {
/*
* no '-extfile' option, so we look for extensions in the main
* configuration file
*/
if (extensions == NULL)
extensions = app_conf_try_string(conf, section, ENV_EXTENSIONS);
if (extensions != NULL) {
/* Check syntax of config file section */
X509V3_CTX ctx;
X509V3_set_ctx_test(&ctx);
X509V3_set_nconf(&ctx, conf);
if (!X509V3_EXT_add_nconf(conf, &ctx, extensions, NULL)) {
BIO_printf(bio_err,
"Error checking certificate extension config section %s\n",
extensions);
ret = 1;
goto end;
}
}
}
if (startdate == NULL)
startdate =
app_conf_try_string(conf, section, ENV_DEFAULT_STARTDATE);
if (startdate != NULL && !ASN1_TIME_set_string_X509(NULL, startdate)) {
BIO_printf(bio_err,
"start date is invalid, it should be YYMMDDHHMMSSZ or YYYYMMDDHHMMSSZ\n");
goto end;
}
if (startdate == NULL)
startdate = "today";
if (enddate == NULL)
enddate = app_conf_try_string(conf, section, ENV_DEFAULT_ENDDATE);
if (enddate != NULL && !ASN1_TIME_set_string_X509(NULL, enddate)) {
BIO_printf(bio_err,
"end date is invalid, it should be YYMMDDHHMMSSZ or YYYYMMDDHHMMSSZ\n");
goto end;
}
if (days == 0) {
if (!app_conf_try_number(conf, section, ENV_DEFAULT_DAYS, &days))
days = 0;
}
if (enddate == NULL && days == 0) {
BIO_printf(bio_err, "cannot lookup how many days to certify for\n");
goto end;
}
if (rand_ser) {
if ((serial = BN_new()) == NULL || !rand_serial(serial, NULL)) {
BIO_printf(bio_err, "error generating serial number\n");
goto end;
}
} else {
serial = load_serial(serialfile, NULL, create_ser, NULL);
if (serial == NULL) {
BIO_printf(bio_err, "error while loading serial number\n");
goto end;
}
if (verbose) {
if (BN_is_zero(serial)) {
BIO_printf(bio_err, "next serial number is 00\n");
} else {
if ((f = BN_bn2hex(serial)) == NULL)
goto end;
BIO_printf(bio_err, "next serial number is %s\n", f);
OPENSSL_free(f);
}
}
}
if ((attribs = NCONF_get_section(conf, policy)) == NULL) {
BIO_printf(bio_err, "unable to find 'section' for %s\n", policy);
goto end;
}
if ((cert_sk = sk_X509_new_null()) == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
if (spkac_file != NULL) {
total++;
j = certify_spkac(&x, spkac_file, pkey, x509, dgst, sigopts,
attribs, db, serial, subj, chtype, multirdn,
email_dn, startdate, enddate, days, extensions,
conf, verbose, certopt, get_nameopt(), default_op,
ext_copy, dateopt);
if (j < 0)
goto end;
if (j > 0) {
total_done++;
BIO_printf(bio_err, "\n");
if (!BN_add_word(serial, 1))
goto end;
if (!sk_X509_push(cert_sk, x)) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
}
}
if (ss_cert_file != NULL) {
total++;
j = certify_cert(&x, ss_cert_file, certformat, passin, pkey,
x509, dgst, sigopts, vfyopts, attribs,
db, serial, subj, chtype, multirdn, email_dn,
startdate, enddate, days, batch, extensions,
conf, verbose, certopt, get_nameopt(), default_op,
ext_copy, dateopt);
if (j < 0)
goto end;
if (j > 0) {
total_done++;
BIO_printf(bio_err, "\n");
if (!BN_add_word(serial, 1))
goto end;
if (!sk_X509_push(cert_sk, x)) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
}
}
if (infile != NULL) {
total++;
j = certify(&x, infile, informat, pkey, x509p, dgst,
sigopts, vfyopts, attribs, db,
serial, subj, chtype, multirdn, email_dn, startdate,
enddate, days, batch, extensions, conf, verbose,
certopt, get_nameopt(), default_op, ext_copy, selfsign, dateopt);
if (j < 0)
goto end;
if (j > 0) {
total_done++;
BIO_printf(bio_err, "\n");
if (!BN_add_word(serial, 1))
goto end;
if (!sk_X509_push(cert_sk, x)) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
}
}
for (i = 0; i < argc; i++) {
total++;
j = certify(&x, argv[i], informat, pkey, x509p, dgst,
sigopts, vfyopts,
attribs, db,
serial, subj, chtype, multirdn, email_dn, startdate,
enddate, days, batch, extensions, conf, verbose,
certopt, get_nameopt(), default_op, ext_copy, selfsign, dateopt);
if (j < 0)
goto end;
if (j > 0) {
total_done++;
BIO_printf(bio_err, "\n");
if (!BN_add_word(serial, 1)) {
X509_free(x);
goto end;
}
if (!sk_X509_push(cert_sk, x)) {
BIO_printf(bio_err, "Memory allocation failure\n");
X509_free(x);
goto end;
}
}
}
/*
* we have a stack of newly certified certificates and a database
* and serial number that need updating
*/
if (sk_X509_num(cert_sk) > 0) {
if (!batch) {
BIO_printf(bio_err,
"\n%d out of %d certificate requests certified, commit? [y/n]",
total_done, total);
(void)BIO_flush(bio_err);
tmp[0] = '\0';
if (fgets(tmp, sizeof(tmp), stdin) == NULL) {
BIO_printf(bio_err, "CERTIFICATION CANCELED: I/O error\n");
ret = 0;
goto end;
}
if (tmp[0] != 'y' && tmp[0] != 'Y') {
BIO_printf(bio_err, "CERTIFICATION CANCELED\n");
ret = 0;
goto end;
}
}
BIO_printf(bio_err, "Write out database with %d new entries\n",
sk_X509_num(cert_sk));
if (serialfile != NULL
&& !save_serial(serialfile, "new", serial, NULL))
goto end;
if (!save_index(dbfile, "new", db))
goto end;
}
outdirlen = OPENSSL_strlcpy(new_cert, outdir, sizeof(new_cert));
#ifndef OPENSSL_SYS_VMS
outdirlen = OPENSSL_strlcat(new_cert, "/", sizeof(new_cert));
#endif
if (verbose)
BIO_printf(bio_err, "writing new certificates\n");
for (i = 0; i < sk_X509_num(cert_sk); i++) {
BIO *Cout = NULL;
X509 *xi = sk_X509_value(cert_sk, i);
const ASN1_INTEGER *serialNumber = X509_get0_serialNumber(xi);
const unsigned char *psn = ASN1_STRING_get0_data(serialNumber);
const int snl = ASN1_STRING_length(serialNumber);
const int filen_len = 2 * (snl > 0 ? snl : 1) + sizeof(".pem");
char *n = new_cert + outdirlen;
if (outdirlen + filen_len > PATH_MAX) {
BIO_printf(bio_err, "certificate file name too long\n");
goto end;
}
if (snl > 0) {
static const char HEX_DIGITS[] = "0123456789ABCDEF";
for (j = 0; j < snl; j++, psn++) {
*n++ = HEX_DIGITS[*psn >> 4];
*n++ = HEX_DIGITS[*psn & 0x0F];
}
} else {
*(n++) = '0';
*(n++) = '0';
}
*(n++) = '.';
*(n++) = 'p';
*(n++) = 'e';
*(n++) = 'm';
*n = '\0'; /* closing new_cert */
if (verbose)
BIO_printf(bio_err, "writing %s\n", new_cert);
Sout = bio_open_default(outfile, 'w',
output_der ? FORMAT_ASN1 : FORMAT_TEXT);
if (Sout == NULL)
goto end;
Cout = BIO_new_file(new_cert, "w");
if (Cout == NULL) {
perror(new_cert);
goto end;
}
write_new_certificate(Cout, xi, 0, notext);
write_new_certificate(Sout, xi, output_der, notext);
BIO_free_all(Cout);
BIO_free_all(Sout);
Sout = NULL;
}
if (sk_X509_num(cert_sk)) {
/* Rename the database and the serial file */
if (serialfile != NULL
&& !rotate_serial(serialfile, "new", "old"))
goto end;
if (!rotate_index(dbfile, "new", "old"))
goto end;
BIO_printf(bio_err, "Database updated\n");
}
}
/*****************************************************************/
if (gencrl) {
int crl_v2 = 0;
if (crl_ext == NULL)
crl_ext = app_conf_try_string(conf, section, ENV_CRLEXT);
if (crl_ext != NULL) {
/* Check syntax of file */
X509V3_CTX ctx;
X509V3_set_ctx_test(&ctx);
X509V3_set_nconf(&ctx, conf);
if (!X509V3_EXT_add_nconf(conf, &ctx, crl_ext, NULL)) {
BIO_printf(bio_err,
"Error checking CRL extension section %s\n", crl_ext);
ret = 1;
goto end;
}
}
crlnumberfile = app_conf_try_string(conf, section, ENV_CRLNUMBER);
if (crlnumberfile != NULL) {
if ((crlnumber = load_serial(crlnumberfile, NULL, 0, NULL))
== NULL) {
BIO_printf(bio_err, "error while loading CRL number\n");
goto end;
}
}
if (!crldays && !crlhours && !crlsec) {
if (!app_conf_try_number(conf, section,
ENV_DEFAULT_CRL_DAYS, &crldays))
crldays = 0;
if (!app_conf_try_number(conf, section,
ENV_DEFAULT_CRL_HOURS, &crlhours))
crlhours = 0;
}
if ((crl_nextupdate == NULL) &&
(crldays == 0) && (crlhours == 0) && (crlsec == 0)) {
BIO_printf(bio_err,
"cannot lookup how long until the next CRL is issued\n");
goto end;
}
if (verbose)
BIO_printf(bio_err, "making CRL\n");
if ((crl = X509_CRL_new_ex(app_get0_libctx(), app_get0_propq())) == NULL)
goto end;
if (!X509_CRL_set_issuer_name(crl, X509_get_subject_name(x509)))
goto end;
if (!set_crl_lastupdate(crl, crl_lastupdate)) {
BIO_puts(bio_err, "error setting CRL lastUpdate\n");
ret = 1;
goto end;
}
if (!set_crl_nextupdate(crl, crl_nextupdate,
crldays, crlhours, crlsec)) {
BIO_puts(bio_err, "error setting CRL nextUpdate\n");
ret = 1;
goto end;
}
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
pp = sk_OPENSSL_PSTRING_value(db->db->data, i);
if (pp[DB_type][0] == DB_TYPE_REV) {
if ((r = X509_REVOKED_new()) == NULL)
goto end;
j = make_revoked(r, pp[DB_rev_date]);
if (!j)
goto end;
if (j == 2)
crl_v2 = 1;
if (!BN_hex2bn(&serial, pp[DB_serial]))
goto end;
tmpser = BN_to_ASN1_INTEGER(serial, NULL);
BN_free(serial);
serial = NULL;
if (!tmpser)
goto end;
X509_REVOKED_set_serialNumber(r, tmpser);
ASN1_INTEGER_free(tmpser);
X509_CRL_add0_revoked(crl, r);
}
}
/*
* sort the data so it will be written in serial number order
*/
X509_CRL_sort(crl);
/* we now have a CRL */
if (verbose)
BIO_printf(bio_err, "signing CRL\n");
/* Add any extensions asked for */
if (crl_ext != NULL || crlnumberfile != NULL) {
X509V3_CTX crlctx;
X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0);
X509V3_set_nconf(&crlctx, conf);
if (crl_ext != NULL)
if (!X509V3_EXT_CRL_add_nconf(conf, &crlctx, crl_ext, crl)) {
BIO_printf(bio_err,
"Error adding CRL extensions from section %s\n", crl_ext);
goto end;
}
if (crlnumberfile != NULL) {
tmpser = BN_to_ASN1_INTEGER(crlnumber, NULL);
if (!tmpser)
goto end;
X509_CRL_add1_ext_i2d(crl, NID_crl_number, tmpser, 0, 0);
ASN1_INTEGER_free(tmpser);
crl_v2 = 1;
if (!BN_add_word(crlnumber, 1))
goto end;
}
}
if (crl_ext != NULL || crl_v2) {
if (!X509_CRL_set_version(crl, X509_CRL_VERSION_2))
goto end;
}
/* we have a CRL number that need updating */
if (crlnumberfile != NULL
&& !save_serial(crlnumberfile, "new", crlnumber, NULL))
goto end;
BN_free(crlnumber);
crlnumber = NULL;
if (!do_X509_CRL_sign(crl, pkey, dgst, sigopts))
goto end;
Sout = bio_open_default(outfile, 'w',
output_der ? FORMAT_ASN1 : FORMAT_TEXT);
if (Sout == NULL)
goto end;
PEM_write_bio_X509_CRL(Sout, crl);
/* Rename the crlnumber file */
if (crlnumberfile != NULL
&& !rotate_serial(crlnumberfile, "new", "old"))
goto end;
}
/*****************************************************************/
if (dorevoke) {
if (infile == NULL) {
BIO_printf(bio_err, "no input files\n");
goto end;
} else {
X509 *revcert;
revcert = load_cert_pass(infile, informat, 1, passin,
"certificate to be revoked");
if (revcert == NULL)
goto end;
if (dorevoke == 2)
rev_type = REV_VALID;
j = do_revoke(revcert, db, rev_type, rev_arg);
if (j <= 0)
goto end;
X509_free(revcert);
if (!save_index(dbfile, "new", db))
goto end;
if (!rotate_index(dbfile, "new", "old"))
goto end;
BIO_printf(bio_err, "Database updated\n");
}
}
ret = 0;
end:
if (ret)
ERR_print_errors(bio_err);
BIO_free_all(Sout);
BIO_free_all(out);
BIO_free_all(in);
OSSL_STACK_OF_X509_free(cert_sk);
cleanse(passin);
if (free_passin)
OPENSSL_free(passin);
BN_free(serial);
BN_free(crlnumber);
free_index(db);
sk_OPENSSL_STRING_free(sigopts);
sk_OPENSSL_STRING_free(vfyopts);
EVP_PKEY_free(pkey);
X509_free(x509);
X509_CRL_free(crl);
NCONF_free(conf);
NCONF_free(extfile_conf);
release_engine(e);
return ret;
}
static char *lookup_conf(const CONF *conf, const char *section, const char *tag)
{
char *entry = NCONF_get_string(conf, section, tag);
if (entry == NULL)
BIO_printf(bio_err, "variable lookup failed for %s::%s\n", section, tag);
return entry;
}
static int certify(X509 **xret, const char *infile, int informat,
EVP_PKEY *pkey, X509 *x509,
const char *dgst,
STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(OPENSSL_STRING) *vfyopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db,
BIGNUM *serial, const char *subj, unsigned long chtype,
int multirdn, int email_dn, const char *startdate,
const char *enddate,
long days, int batch, const char *ext_sect, CONF *lconf,
int verbose, unsigned long certopt, unsigned long nameopt,
int default_op, int ext_copy, int selfsign, unsigned long dateopt)
{
X509_REQ *req = NULL;
EVP_PKEY *pktmp = NULL;
int ok = -1, i;
req = load_csr_autofmt(infile, informat, vfyopts, "certificate request");
if (req == NULL)
goto end;
if ((pktmp = X509_REQ_get0_pubkey(req)) == NULL) {
BIO_printf(bio_err, "Error unpacking public key\n");
goto end;
}
if (verbose)
X509_REQ_print_ex(bio_err, req, nameopt, X509_FLAG_COMPAT);
BIO_printf(bio_err, "Check that the request matches the signature\n");
ok = 0;
if (selfsign && !X509_REQ_check_private_key(req, pkey)) {
BIO_printf(bio_err,
"Certificate request and CA private key do not match\n");
goto end;
}
i = do_X509_REQ_verify(req, pktmp, vfyopts);
if (i < 0) {
BIO_printf(bio_err, "Signature verification problems...\n");
goto end;
}
if (i == 0) {
BIO_printf(bio_err,
"Signature did not match the certificate request\n");
goto end;
}
BIO_printf(bio_err, "Signature ok\n");
ok = do_body(xret, pkey, x509, dgst, sigopts, policy, db, serial, subj,
chtype, multirdn, email_dn, startdate, enddate, days, batch,
verbose, req, ext_sect, lconf, certopt, nameopt, default_op,
ext_copy, selfsign, dateopt);
end:
ERR_print_errors(bio_err);
X509_REQ_free(req);
return ok;
}
static int certify_cert(X509 **xret, const char *infile, int certformat,
const char *passin, EVP_PKEY *pkey, X509 *x509,
const char *dgst,
STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(OPENSSL_STRING) *vfyopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db,
BIGNUM *serial, const char *subj, unsigned long chtype,
int multirdn, int email_dn, const char *startdate,
const char *enddate, long days, int batch, const char *ext_sect,
CONF *lconf, int verbose, unsigned long certopt,
unsigned long nameopt, int default_op, int ext_copy, unsigned long dateopt)
{
X509 *template_cert = NULL;
X509_REQ *rreq = NULL;
EVP_PKEY *pktmp = NULL;
int ok = -1, i;
if ((template_cert = load_cert_pass(infile, certformat, 1, passin,
"template certificate")) == NULL)
goto end;
if (verbose)
X509_print(bio_err, template_cert);
BIO_printf(bio_err, "Check that the request matches the signature\n");
if ((pktmp = X509_get0_pubkey(template_cert)) == NULL) {
BIO_printf(bio_err, "error unpacking public key\n");
goto end;
}
i = do_X509_verify(template_cert, pktmp, vfyopts);
if (i < 0) {
ok = 0;
BIO_printf(bio_err, "Signature verification problems....\n");
goto end;
}
if (i == 0) {
ok = 0;
BIO_printf(bio_err, "Signature did not match the certificate\n");
goto end;
} else {
BIO_printf(bio_err, "Signature ok\n");
}
if ((rreq = X509_to_X509_REQ(template_cert, NULL, NULL)) == NULL)
goto end;
ok = do_body(xret, pkey, x509, dgst, sigopts, policy, db, serial, subj,
chtype, multirdn, email_dn, startdate, enddate, days, batch,
verbose, rreq, ext_sect, lconf, certopt, nameopt, default_op,
ext_copy, 0, dateopt);
end:
X509_REQ_free(rreq);
X509_free(template_cert);
return ok;
}
static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509,
const char *dgst, STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial,
const char *subj, unsigned long chtype, int multirdn,
int email_dn, const char *startdate, const char *enddate, long days,
int batch, int verbose, X509_REQ *req, const char *ext_sect,
CONF *lconf, unsigned long certopt, unsigned long nameopt,
int default_op, int ext_copy, int selfsign, unsigned long dateopt)
{
const X509_NAME *name = NULL;
X509_NAME *CAname = NULL, *subject = NULL;
const ASN1_TIME *tm;
ASN1_STRING *str, *str2;
ASN1_OBJECT *obj;
X509 *ret = NULL;
X509_NAME_ENTRY *ne, *tne;
EVP_PKEY *pktmp;
int ok = -1, i, j, last, nid;
const char *p;
CONF_VALUE *cv;
OPENSSL_STRING row[DB_NUMBER];
OPENSSL_STRING *irow = NULL;
OPENSSL_STRING *rrow = NULL;
char buf[25];
X509V3_CTX ext_ctx;
for (i = 0; i < DB_NUMBER; i++)
row[i] = NULL;
if (subj) {
X509_NAME *n = parse_name(subj, chtype, multirdn, "subject");
if (!n)
goto end;
X509_REQ_set_subject_name(req, n);
X509_NAME_free(n);
}
if (default_op)
BIO_printf(bio_err, "The Subject's Distinguished Name is as follows\n");
name = X509_REQ_get_subject_name(req);
for (i = 0; i < X509_NAME_entry_count(name); i++) {
ne = X509_NAME_get_entry(name, i);
str = X509_NAME_ENTRY_get_data(ne);
obj = X509_NAME_ENTRY_get_object(ne);
nid = OBJ_obj2nid(obj);
if (msie_hack) {
/* assume all type should be strings */
if (str->type == V_ASN1_UNIVERSALSTRING)
ASN1_UNIVERSALSTRING_to_string(str);
if (str->type == V_ASN1_IA5STRING && nid != NID_pkcs9_emailAddress)
str->type = V_ASN1_T61STRING;
if (nid == NID_pkcs9_emailAddress
&& str->type == V_ASN1_PRINTABLESTRING)
str->type = V_ASN1_IA5STRING;
}
/* If no EMAIL is wanted in the subject */
if (nid == NID_pkcs9_emailAddress && !email_dn)
continue;
/* check some things */
if (nid == NID_pkcs9_emailAddress && str->type != V_ASN1_IA5STRING) {
BIO_printf(bio_err,
"\nemailAddress type needs to be of type IA5STRING\n");
goto end;
}
if (str->type != V_ASN1_BMPSTRING && str->type != V_ASN1_UTF8STRING) {
j = ASN1_PRINTABLE_type(str->data, str->length);
if ((j == V_ASN1_T61STRING && str->type != V_ASN1_T61STRING) ||
(j == V_ASN1_IA5STRING && str->type == V_ASN1_PRINTABLESTRING))
{
BIO_printf(bio_err,
"\nThe string contains characters that are illegal for the ASN.1 type\n");
goto end;
}
}
if (default_op)
old_entry_print(obj, str);
}
/* Ok, now we check the 'policy' stuff. */
if ((subject = X509_NAME_new()) == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
/* take a copy of the issuer name before we mess with it. */
if (selfsign)
CAname = X509_NAME_dup(name);
else
CAname = X509_NAME_dup(X509_get_subject_name(x509));
if (CAname == NULL)
goto end;
str = str2 = NULL;
for (i = 0; i < sk_CONF_VALUE_num(policy); i++) {
cv = sk_CONF_VALUE_value(policy, i); /* get the object id */
if ((j = OBJ_txt2nid(cv->name)) == NID_undef) {
BIO_printf(bio_err,
"%s:unknown object type in 'policy' configuration\n",
cv->name);
goto end;
}
obj = OBJ_nid2obj(j);
last = -1;
for (;;) {
X509_NAME_ENTRY *push = NULL;
/* lookup the object in the supplied name list */
j = X509_NAME_get_index_by_OBJ(name, obj, last);
if (j < 0) {
if (last != -1)
break;
tne = NULL;
} else {
tne = X509_NAME_get_entry(name, j);
}
last = j;
/* depending on the 'policy', decide what to do. */
if (strcmp(cv->value, "optional") == 0) {
if (tne != NULL)
push = tne;
} else if (strcmp(cv->value, "supplied") == 0) {
if (tne == NULL) {
BIO_printf(bio_err,
"The %s field needed to be supplied and was missing\n",
cv->name);
goto end;
} else {
push = tne;
}
} else if (strcmp(cv->value, "match") == 0) {
int last2;
if (tne == NULL) {
BIO_printf(bio_err,
"The mandatory %s field was missing\n",
cv->name);
goto end;
}
last2 = -1;
again2:
j = X509_NAME_get_index_by_OBJ(CAname, obj, last2);
if ((j < 0) && (last2 == -1)) {
BIO_printf(bio_err,
"The %s field does not exist in the CA certificate,\n"
"the 'policy' is misconfigured\n", cv->name);
goto end;
}
if (j >= 0) {
push = X509_NAME_get_entry(CAname, j);
str = X509_NAME_ENTRY_get_data(tne);
str2 = X509_NAME_ENTRY_get_data(push);
last2 = j;
if (ASN1_STRING_cmp(str, str2) != 0)
goto again2;
}
if (j < 0) {
BIO_printf(bio_err,
"The %s field is different between\n"
"CA certificate (%s) and the request (%s)\n",
cv->name,
((str2 == NULL) ? "NULL" : (char *)str2->data),
((str == NULL) ? "NULL" : (char *)str->data));
goto end;
}
} else {
BIO_printf(bio_err,
"%s:invalid type in 'policy' configuration\n",
cv->value);
goto end;
}
if (push != NULL) {
if (!X509_NAME_add_entry(subject, push, -1, 0)) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
}
if (j < 0)
break;
}
}
if (preserve) {
X509_NAME_free(subject);
/* subject=X509_NAME_dup(X509_REQ_get_subject_name(req)); */
subject = X509_NAME_dup(name);
if (subject == NULL)
goto end;
}
/* We are now totally happy, lets make and sign the certificate */
if (verbose)
BIO_printf(bio_err,
"Everything appears to be ok, creating and signing the certificate\n");
if ((ret = X509_new_ex(app_get0_libctx(), app_get0_propq())) == NULL)
goto end;
if (BN_to_ASN1_INTEGER(serial, X509_get_serialNumber(ret)) == NULL)
goto end;
if (selfsign) {
if (!X509_set_issuer_name(ret, subject))
goto end;
} else {
if (!X509_set_issuer_name(ret, X509_get_subject_name(x509)))
goto end;
}
if (!set_cert_times(ret, startdate, enddate, days))
goto end;
if (enddate != NULL) {
int tdays;
if (!ASN1_TIME_diff(&tdays, NULL, NULL, X509_get0_notAfter(ret)))
goto end;
days = tdays;
}
if (!X509_set_subject_name(ret, subject))
goto end;
pktmp = X509_REQ_get0_pubkey(req);
i = X509_set_pubkey(ret, pktmp);
if (!i)
goto end;
/* Initialize the context structure */
X509V3_set_ctx(&ext_ctx, selfsign ? ret : x509,
ret, NULL /* no need to give req, needed info is in ret */,
NULL, X509V3_CTX_REPLACE);
/* prepare fallback for AKID, but only if issuer cert equals subject cert */
if (selfsign) {
if (!X509V3_set_issuer_pkey(&ext_ctx, pkey))
goto end;
if (!cert_matches_key(ret, pkey))
BIO_printf(bio_err,
"Warning: Signature key and public key of cert do not match\n");
}
/* Lets add the extensions, if there are any */
if (ext_sect) {
if (extfile_conf != NULL) {
if (verbose)
BIO_printf(bio_err, "Extra configuration file found\n");
/* Use the extfile_conf configuration db LHASH */
X509V3_set_nconf(&ext_ctx, extfile_conf);
/* Adds exts contained in the configuration file */
if (!X509V3_EXT_add_nconf(extfile_conf, &ext_ctx, ext_sect, ret)) {
BIO_printf(bio_err,
"Error adding certificate extensions from extfile section %s\n",
ext_sect);
goto end;
}
if (verbose)
BIO_printf(bio_err,
"Successfully added extensions from file.\n");
} else if (ext_sect) {
/* We found extensions to be set from config file */
X509V3_set_nconf(&ext_ctx, lconf);
if (!X509V3_EXT_add_nconf(lconf, &ext_ctx, ext_sect, ret)) {
BIO_printf(bio_err,
"Error adding certificate extensions from config section %s\n",
ext_sect);
goto end;
}
if (verbose)
BIO_printf(bio_err,
"Successfully added extensions from config\n");
}
}
/* Copy extensions from request (if any) */
if (!copy_extensions(ret, req, ext_copy)) {
BIO_printf(bio_err, "ERROR: adding extensions from request\n");
goto end;
}
if (verbose)
BIO_printf(bio_err,
"The subject name appears to be ok, checking database for clashes\n");
/* Build the correct Subject if no e-mail is wanted in the subject. */
if (!email_dn) {
X509_NAME_ENTRY *tmpne;
X509_NAME *dn_subject;
/*
* Its best to dup the subject DN and then delete any email addresses
* because this retains its structure.
*/
if ((dn_subject = X509_NAME_dup(subject)) == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
i = -1;
while ((i = X509_NAME_get_index_by_NID(dn_subject,
NID_pkcs9_emailAddress,
i)) >= 0) {
tmpne = X509_NAME_delete_entry(dn_subject, i--);
X509_NAME_ENTRY_free(tmpne);
}
if (!X509_set_subject_name(ret, dn_subject)) {
X509_NAME_free(dn_subject);
goto end;
}
X509_NAME_free(dn_subject);
}
row[DB_name] = X509_NAME_oneline(X509_get_subject_name(ret), NULL, 0);
if (row[DB_name] == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
if (BN_is_zero(serial))
row[DB_serial] = OPENSSL_strdup("00");
else
row[DB_serial] = BN_bn2hex(serial);
if (row[DB_serial] == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
if (row[DB_name][0] == '\0') {
/*
* An empty subject! We'll use the serial number instead. If
* unique_subject is in use then we don't want different entries with
* empty subjects matching each other.
*/
OPENSSL_free(row[DB_name]);
row[DB_name] = OPENSSL_strdup(row[DB_serial]);
if (row[DB_name] == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
}
if (db->attributes.unique_subject) {
OPENSSL_STRING *crow = row;
rrow = TXT_DB_get_by_index(db->db, DB_name, crow);
if (rrow != NULL) {
BIO_printf(bio_err,
"ERROR:There is already a certificate for %s\n",
row[DB_name]);
}
}
if (rrow == NULL) {
rrow = TXT_DB_get_by_index(db->db, DB_serial, row);
if (rrow != NULL) {
BIO_printf(bio_err,
"ERROR:Serial number %s has already been issued,\n",
row[DB_serial]);
BIO_printf(bio_err,
" check the database/serial_file for corruption\n");
}
}
if (rrow != NULL) {
BIO_printf(bio_err, "The matching entry has the following details\n");
if (rrow[DB_type][0] == DB_TYPE_EXP)
p = "Expired";
else if (rrow[DB_type][0] == DB_TYPE_REV)
p = "Revoked";
else if (rrow[DB_type][0] == DB_TYPE_VAL)
p = "Valid";
else
p = "\ninvalid type, Database error\n";
BIO_printf(bio_err, "Type :%s\n", p);
if (rrow[DB_type][0] == DB_TYPE_REV) {
p = rrow[DB_exp_date];
if (p == NULL)
p = "undef";
BIO_printf(bio_err, "Was revoked on:%s\n", p);
}
p = rrow[DB_exp_date];
if (p == NULL)
p = "undef";
BIO_printf(bio_err, "Expires on :%s\n", p);
p = rrow[DB_serial];
if (p == NULL)
p = "undef";
BIO_printf(bio_err, "Serial Number :%s\n", p);
p = rrow[DB_file];
if (p == NULL)
p = "undef";
BIO_printf(bio_err, "File name :%s\n", p);
p = rrow[DB_name];
if (p == NULL)
p = "undef";
BIO_printf(bio_err, "Subject Name :%s\n", p);
ok = -1; /* This is now a 'bad' error. */
goto end;
}
if (!default_op) {
BIO_printf(bio_err, "Certificate Details:\n");
/*
* Never print signature details because signature not present
*/
certopt |= X509_FLAG_NO_SIGDUMP | X509_FLAG_NO_SIGNAME;
X509_print_ex(bio_err, ret, nameopt, certopt);
}
BIO_printf(bio_err, "Certificate is to be certified until ");
ASN1_TIME_print_ex(bio_err, X509_get0_notAfter(ret), dateopt);
if (days)
BIO_printf(bio_err, " (%ld days)", days);
BIO_printf(bio_err, "\n");
if (!batch) {
BIO_printf(bio_err, "Sign the certificate? [y/n]:");
(void)BIO_flush(bio_err);
buf[0] = '\0';
if (fgets(buf, sizeof(buf), stdin) == NULL) {
BIO_printf(bio_err,
"CERTIFICATE WILL NOT BE CERTIFIED: I/O error\n");
ok = 0;
goto end;
}
if (!(buf[0] == 'y' || buf[0] == 'Y')) {
BIO_printf(bio_err, "CERTIFICATE WILL NOT BE CERTIFIED\n");
ok = 0;
goto end;
}
}
pktmp = X509_get0_pubkey(ret);
if (EVP_PKEY_missing_parameters(pktmp) &&
!EVP_PKEY_missing_parameters(pkey))
EVP_PKEY_copy_parameters(pktmp, pkey);
if (!do_X509_sign(ret, 0, pkey, dgst, sigopts, &ext_ctx))
goto end;
/* We now just add it to the database as DB_TYPE_VAL('V') */
row[DB_type] = OPENSSL_strdup("V");
tm = X509_get0_notAfter(ret);
row[DB_exp_date] = app_malloc(tm->length + 1, "row expdate");
memcpy(row[DB_exp_date], tm->data, tm->length);
row[DB_exp_date][tm->length] = '\0';
row[DB_rev_date] = NULL;
row[DB_file] = OPENSSL_strdup("unknown");
if ((row[DB_type] == NULL) || (row[DB_file] == NULL)
|| (row[DB_name] == NULL)) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
irow = app_malloc(sizeof(*irow) * (DB_NUMBER + 1), "row space");
for (i = 0; i < DB_NUMBER; i++)
irow[i] = row[i];
irow[DB_NUMBER] = NULL;
if (!TXT_DB_insert(db->db, irow)) {
BIO_printf(bio_err, "failed to update database\n");
BIO_printf(bio_err, "TXT_DB error number %ld\n", db->db->error);
goto end;
}
irow = NULL;
ok = 1;
end:
if (ok != 1) {
for (i = 0; i < DB_NUMBER; i++)
OPENSSL_free(row[i]);
}
OPENSSL_free(irow);
X509_NAME_free(CAname);
X509_NAME_free(subject);
if (ok <= 0)
X509_free(ret);
else
*xret = ret;
return ok;
}
static void write_new_certificate(BIO *bp, X509 *x, int output_der, int notext)
{
if (output_der) {
(void)i2d_X509_bio(bp, x);
return;
}
if (!notext)
X509_print(bp, x);
PEM_write_bio_X509(bp, x);
}
static int certify_spkac(X509 **xret, const char *infile, EVP_PKEY *pkey,
X509 *x509, const char *dgst,
STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db,
BIGNUM *serial, const char *subj, unsigned long chtype,
int multirdn, int email_dn, const char *startdate,
const char *enddate, long days, const char *ext_sect,
CONF *lconf, int verbose, unsigned long certopt,
unsigned long nameopt, int default_op, int ext_copy, unsigned long dateopt)
{
STACK_OF(CONF_VALUE) *sk = NULL;
LHASH_OF(CONF_VALUE) *parms = NULL;
X509_REQ *req = NULL;
CONF_VALUE *cv = NULL;
NETSCAPE_SPKI *spki = NULL;
char *type, *buf;
EVP_PKEY *pktmp = NULL;
X509_NAME *n = NULL;
X509_NAME_ENTRY *ne = NULL;
int ok = -1, i, j;
long errline;
int nid;
/*
* Load input file into a hash table. (This is just an easy
* way to read and parse the file, then put it into a convenient
* STACK format).
*/
parms = CONF_load(NULL, infile, &errline);
if (parms == NULL) {
BIO_printf(bio_err, "error on line %ld of %s\n", errline, infile);
goto end;
}
sk = CONF_get_section(parms, "default");
if (sk_CONF_VALUE_num(sk) == 0) {
BIO_printf(bio_err, "no name/value pairs found in %s\n", infile);
goto end;
}
/*
* Now create a dummy X509 request structure. We don't actually
* have an X509 request, but we have many of the components
* (a public key, various DN components). The idea is that we
* put these components into the right X509 request structure
* and we can use the same code as if you had a real X509 request.
*/
req = X509_REQ_new();
if (req == NULL)
goto end;
/*
* Build up the subject name set.
*/
n = X509_REQ_get_subject_name(req);
for (i = 0;; i++) {
if (sk_CONF_VALUE_num(sk) <= i)
break;
cv = sk_CONF_VALUE_value(sk, i);
type = cv->name;
/*
* Skip past any leading X. X: X, etc to allow for multiple instances
*/
for (buf = cv->name; *buf; buf++)
if ((*buf == ':') || (*buf == ',') || (*buf == '.')) {
buf++;
if (*buf)
type = buf;
break;
}
buf = cv->value;
if ((nid = OBJ_txt2nid(type)) == NID_undef) {
if (strcmp(type, "SPKAC") == 0) {
spki = NETSCAPE_SPKI_b64_decode(cv->value, -1);
if (spki == NULL) {
BIO_printf(bio_err,
"unable to load Netscape SPKAC structure\n");
goto end;
}
}
continue;
}
if (!X509_NAME_add_entry_by_NID(n, nid, chtype,
(unsigned char *)buf, -1, -1, 0))
goto end;
}
if (spki == NULL) {
BIO_printf(bio_err, "Netscape SPKAC structure not found in %s\n",
infile);
goto end;
}
/*
* Now extract the key from the SPKI structure.
*/
BIO_printf(bio_err, "Check that the SPKAC request matches the signature\n");
if ((pktmp = NETSCAPE_SPKI_get_pubkey(spki)) == NULL) {
BIO_printf(bio_err, "error unpacking SPKAC public key\n");
goto end;
}
j = NETSCAPE_SPKI_verify(spki, pktmp);
if (j <= 0) {
EVP_PKEY_free(pktmp);
BIO_printf(bio_err,
"signature verification failed on SPKAC public key\n");
goto end;
}
BIO_printf(bio_err, "Signature ok\n");
X509_REQ_set_pubkey(req, pktmp);
EVP_PKEY_free(pktmp);
ok = do_body(xret, pkey, x509, dgst, sigopts, policy, db, serial, subj,
chtype, multirdn, email_dn, startdate, enddate, days, 1,
verbose, req, ext_sect, lconf, certopt, nameopt, default_op,
ext_copy, 0, dateopt);
end:
X509_REQ_free(req);
CONF_free(parms);
NETSCAPE_SPKI_free(spki);
X509_NAME_ENTRY_free(ne);
return ok;
}
static int check_time_format(const char *str)
{
return ASN1_TIME_set_string(NULL, str);
}
static int do_revoke(X509 *x509, CA_DB *db, REVINFO_TYPE rev_type,
const char *value)
{
const ASN1_TIME *tm = NULL;
char *row[DB_NUMBER], **rrow, **irow;
char *rev_str = NULL;
BIGNUM *bn = NULL;
int ok = -1, i;
for (i = 0; i < DB_NUMBER; i++)
row[i] = NULL;
row[DB_name] = X509_NAME_oneline(X509_get_subject_name(x509), NULL, 0);
bn = ASN1_INTEGER_to_BN(X509_get0_serialNumber(x509), NULL);
if (!bn)
goto end;
if (BN_is_zero(bn))
row[DB_serial] = OPENSSL_strdup("00");
else
row[DB_serial] = BN_bn2hex(bn);
BN_free(bn);
if (row[DB_name] != NULL && row[DB_name][0] == '\0') {
/* Entries with empty Subjects actually use the serial number instead */
OPENSSL_free(row[DB_name]);
row[DB_name] = OPENSSL_strdup(row[DB_serial]);
}
if ((row[DB_name] == NULL) || (row[DB_serial] == NULL)) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
/*
* We have to lookup by serial number because name lookup skips revoked
* certs
*/
rrow = TXT_DB_get_by_index(db->db, DB_serial, row);
if (rrow == NULL) {
BIO_printf(bio_err,
"Adding Entry with serial number %s to DB for %s\n",
row[DB_serial], row[DB_name]);
/* We now just add it to the database as DB_TYPE_REV('V') */
row[DB_type] = OPENSSL_strdup("V");
tm = X509_get0_notAfter(x509);
row[DB_exp_date] = app_malloc(tm->length + 1, "row exp_data");
memcpy(row[DB_exp_date], tm->data, tm->length);
row[DB_exp_date][tm->length] = '\0';
row[DB_rev_date] = NULL;
row[DB_file] = OPENSSL_strdup("unknown");
if (row[DB_type] == NULL || row[DB_file] == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto end;
}
irow = app_malloc(sizeof(*irow) * (DB_NUMBER + 1), "row ptr");
for (i = 0; i < DB_NUMBER; i++)
irow[i] = row[i];
irow[DB_NUMBER] = NULL;
if (!TXT_DB_insert(db->db, irow)) {
BIO_printf(bio_err, "failed to update database\n");
BIO_printf(bio_err, "TXT_DB error number %ld\n", db->db->error);
OPENSSL_free(irow);
goto end;
}
for (i = 0; i < DB_NUMBER; i++)
row[i] = NULL;
/* Revoke Certificate */
if (rev_type == REV_VALID)
ok = 1;
else
/* Retry revocation after DB insertion */
ok = do_revoke(x509, db, rev_type, value);
goto end;
} else if (index_name_cmp_noconst(row, rrow)) {
BIO_printf(bio_err, "ERROR:name does not match %s\n", row[DB_name]);
goto end;
} else if (rev_type == REV_VALID) {
BIO_printf(bio_err, "ERROR:Already present, serial number %s\n",
row[DB_serial]);
goto end;
} else if (rrow[DB_type][0] == DB_TYPE_REV) {
BIO_printf(bio_err, "ERROR:Already revoked, serial number %s\n",
row[DB_serial]);
goto end;
} else {
BIO_printf(bio_err, "Revoking Certificate %s.\n", rrow[DB_serial]);
rev_str = make_revocation_str(rev_type, value);
if (!rev_str) {
BIO_printf(bio_err, "Error in revocation arguments\n");
goto end;
}
rrow[DB_type][0] = DB_TYPE_REV;
rrow[DB_type][1] = '\0';
rrow[DB_rev_date] = rev_str;
}
ok = 1;
end:
for (i = 0; i < DB_NUMBER; i++)
OPENSSL_free(row[i]);
return ok;
}
static int get_certificate_status(const char *serial, CA_DB *db)
{
char *row[DB_NUMBER], **rrow;
int ok = -1, i;
size_t serial_len = strlen(serial);
/* Free Resources */
for (i = 0; i < DB_NUMBER; i++)
row[i] = NULL;
/* Malloc needed char spaces */
row[DB_serial] = app_malloc(serial_len + 2, "row serial#");
if (serial_len % 2) {
/*
* Set the first char to 0
*/
row[DB_serial][0] = '0';
/* Copy String from serial to row[DB_serial] */
memcpy(row[DB_serial] + 1, serial, serial_len);
row[DB_serial][serial_len + 1] = '\0';
} else {
/* Copy String from serial to row[DB_serial] */
memcpy(row[DB_serial], serial, serial_len);
row[DB_serial][serial_len] = '\0';
}
/* Make it Upper Case */
make_uppercase(row[DB_serial]);
ok = 1;
/* Search for the certificate */
rrow = TXT_DB_get_by_index(db->db, DB_serial, row);
if (rrow == NULL) {
BIO_printf(bio_err, "Serial %s not present in db.\n", row[DB_serial]);
ok = -1;
goto end;
} else if (rrow[DB_type][0] == DB_TYPE_VAL) {
BIO_printf(bio_err, "%s=Valid (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto end;
} else if (rrow[DB_type][0] == DB_TYPE_REV) {
BIO_printf(bio_err, "%s=Revoked (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto end;
} else if (rrow[DB_type][0] == DB_TYPE_EXP) {
BIO_printf(bio_err, "%s=Expired (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto end;
} else if (rrow[DB_type][0] == DB_TYPE_SUSP) {
BIO_printf(bio_err, "%s=Suspended (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto end;
} else {
BIO_printf(bio_err, "%s=Unknown (%c).\n",
row[DB_serial], rrow[DB_type][0]);
ok = -1;
}
end:
for (i = 0; i < DB_NUMBER; i++) {
OPENSSL_free(row[i]);
}
return ok;
}
int do_updatedb(CA_DB *db, time_t *now)
{
ASN1_TIME *a_tm = NULL;
int i, cnt = 0;
char **rrow;
a_tm = ASN1_TIME_new();
if (a_tm == NULL)
return -1;
/* get actual time */
if (X509_time_adj(a_tm, 0, now) == NULL) {
ASN1_TIME_free(a_tm);
return -1;
}
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
rrow = sk_OPENSSL_PSTRING_value(db->db->data, i);
if (rrow[DB_type][0] == DB_TYPE_VAL) {
/* ignore entries that are not valid */
ASN1_TIME *exp_date = NULL;
exp_date = ASN1_TIME_new();
if (exp_date == NULL) {
ASN1_TIME_free(a_tm);
return -1;
}
if (!ASN1_TIME_set_string(exp_date, rrow[DB_exp_date])) {
ASN1_TIME_free(a_tm);
ASN1_TIME_free(exp_date);
return -1;
}
if (ASN1_TIME_compare(exp_date, a_tm) <= 0) {
rrow[DB_type][0] = DB_TYPE_EXP;
rrow[DB_type][1] = '\0';
cnt++;
BIO_printf(bio_err, "%s=Expired\n", rrow[DB_serial]);
}
ASN1_TIME_free(exp_date);
}
}
ASN1_TIME_free(a_tm);
return cnt;
}
static const char *crl_reasons[] = {
/* CRL reason strings */
"unspecified",
"keyCompromise",
"CACompromise",
"affiliationChanged",
"superseded",
"cessationOfOperation",
"certificateHold",
"removeFromCRL",
/* Additional pseudo reasons */
"holdInstruction",
"keyTime",
"CAkeyTime"
};
#define NUM_REASONS OSSL_NELEM(crl_reasons)
/*
* Given revocation information convert to a DB string. The format of the
* string is: revtime[,reason,extra]. Where 'revtime' is the revocation time
* (the current time). 'reason' is the optional CRL reason and 'extra' is any
* additional argument
*/
static char *make_revocation_str(REVINFO_TYPE rev_type, const char *rev_arg)
{
char *str;
const char *reason = NULL, *other = NULL;
ASN1_OBJECT *otmp;
ASN1_UTCTIME *revtm = NULL;
int i;
switch (rev_type) {
case REV_NONE:
case REV_VALID:
break;
case REV_CRL_REASON:
for (i = 0; i < 8; i++) {
if (OPENSSL_strcasecmp(rev_arg, crl_reasons[i]) == 0) {
reason = crl_reasons[i];
break;
}
}
if (reason == NULL) {
BIO_printf(bio_err, "Unknown CRL reason %s\n", rev_arg);
return NULL;
}
break;
case REV_HOLD:
/* Argument is an OID */
otmp = OBJ_txt2obj(rev_arg, 0);
ASN1_OBJECT_free(otmp);
if (otmp == NULL) {
BIO_printf(bio_err, "Invalid object identifier %s\n", rev_arg);
return NULL;
}
reason = "holdInstruction";
other = rev_arg;
break;
case REV_KEY_COMPROMISE:
case REV_CA_COMPROMISE:
/* Argument is the key compromise time */
if (!ASN1_GENERALIZEDTIME_set_string(NULL, rev_arg)) {
BIO_printf(bio_err,
"Invalid time format %s. Need YYYYMMDDHHMMSSZ\n",
rev_arg);
return NULL;
}
other = rev_arg;
if (rev_type == REV_KEY_COMPROMISE)
reason = "keyTime";
else
reason = "CAkeyTime";
break;
}
revtm = X509_gmtime_adj(NULL, 0);
if (!revtm)
return NULL;
i = revtm->length + 1;
if (reason)
i += strlen(reason) + 1;
if (other)
i += strlen(other) + 1;
str = app_malloc(i, "revocation reason");
OPENSSL_strlcpy(str, (char *)revtm->data, i);
if (reason) {
OPENSSL_strlcat(str, ",", i);
OPENSSL_strlcat(str, reason, i);
}
if (other) {
OPENSSL_strlcat(str, ",", i);
OPENSSL_strlcat(str, other, i);
}
ASN1_UTCTIME_free(revtm);
return str;
}
/*-
* Convert revocation field to X509_REVOKED entry
* return code:
* 0 error
* 1 OK
* 2 OK and some extensions added (i.e. V2 CRL)
*/
static int make_revoked(X509_REVOKED *rev, const char *str)
{
char *tmp = NULL;
int reason_code = -1;
int i, ret = 0;
ASN1_OBJECT *hold = NULL;
ASN1_GENERALIZEDTIME *comp_time = NULL;
ASN1_ENUMERATED *rtmp = NULL;
ASN1_TIME *revDate = NULL;
i = unpack_revinfo(&revDate, &reason_code, &hold, &comp_time, str);
if (i == 0)
goto end;
if (rev && !X509_REVOKED_set_revocationDate(rev, revDate))
goto end;
if (rev && (reason_code != OCSP_REVOKED_STATUS_NOSTATUS)) {
rtmp = ASN1_ENUMERATED_new();
if (rtmp == NULL || !ASN1_ENUMERATED_set(rtmp, reason_code))
goto end;
if (X509_REVOKED_add1_ext_i2d(rev, NID_crl_reason, rtmp, 0, 0) <= 0)
goto end;
}
if (rev && comp_time) {
if (X509_REVOKED_add1_ext_i2d
(rev, NID_invalidity_date, comp_time, 0, 0) <= 0)
goto end;
}
if (rev && hold) {
if (X509_REVOKED_add1_ext_i2d
(rev, NID_hold_instruction_code, hold, 0, 0) <= 0)
goto end;
}
if (reason_code != OCSP_REVOKED_STATUS_NOSTATUS)
ret = 2;
else
ret = 1;
end:
OPENSSL_free(tmp);
ASN1_OBJECT_free(hold);
ASN1_GENERALIZEDTIME_free(comp_time);
ASN1_ENUMERATED_free(rtmp);
ASN1_TIME_free(revDate);
return ret;
}
static int old_entry_print(const ASN1_OBJECT *obj, const ASN1_STRING *str)
{
char buf[25], *pbuf;
const char *p;
int j;
j = i2a_ASN1_OBJECT(bio_err, obj);
pbuf = buf;
for (j = 22 - j; j > 0; j--)
*(pbuf++) = ' ';
*(pbuf++) = ':';
*(pbuf++) = '\0';
BIO_puts(bio_err, buf);
if (str->type == V_ASN1_PRINTABLESTRING)
BIO_printf(bio_err, "PRINTABLE:'");
else if (str->type == V_ASN1_T61STRING)
BIO_printf(bio_err, "T61STRING:'");
else if (str->type == V_ASN1_IA5STRING)
BIO_printf(bio_err, "IA5STRING:'");
else if (str->type == V_ASN1_UNIVERSALSTRING)
BIO_printf(bio_err, "UNIVERSALSTRING:'");
else
BIO_printf(bio_err, "ASN.1 %2d:'", str->type);
p = (const char *)str->data;
for (j = str->length; j > 0; j--) {
if ((*p >= ' ') && (*p <= '~'))
BIO_printf(bio_err, "%c", *p);
else if (*p & 0x80)
BIO_printf(bio_err, "\\0x%02X", *p);
else if ((unsigned char)*p == 0xf7)
BIO_printf(bio_err, "^?");
else
BIO_printf(bio_err, "^%c", *p + '@');
p++;
}
BIO_printf(bio_err, "'\n");
return 1;
}
int unpack_revinfo(ASN1_TIME **prevtm, int *preason, ASN1_OBJECT **phold,
ASN1_GENERALIZEDTIME **pinvtm, const char *str)
{
char *tmp;
char *rtime_str, *reason_str = NULL, *arg_str = NULL, *p;
int reason_code = -1;
int ret = 0;
unsigned int i;
ASN1_OBJECT *hold = NULL;
ASN1_GENERALIZEDTIME *comp_time = NULL;
tmp = OPENSSL_strdup(str);
if (!tmp) {
BIO_printf(bio_err, "memory allocation failure\n");
goto end;
}
p = strchr(tmp, ',');
rtime_str = tmp;
if (p) {
*p = '\0';
p++;
reason_str = p;
p = strchr(p, ',');
if (p) {
*p = '\0';
arg_str = p + 1;
}
}
if (prevtm) {
*prevtm = ASN1_UTCTIME_new();
if (*prevtm == NULL) {
BIO_printf(bio_err, "memory allocation failure\n");
goto end;
}
if (!ASN1_UTCTIME_set_string(*prevtm, rtime_str)) {
BIO_printf(bio_err, "invalid revocation date %s\n", rtime_str);
goto end;
}
}
if (reason_str) {
for (i = 0; i < NUM_REASONS; i++) {
if (OPENSSL_strcasecmp(reason_str, crl_reasons[i]) == 0) {
reason_code = i;
break;
}
}
if (reason_code == OCSP_REVOKED_STATUS_NOSTATUS) {
BIO_printf(bio_err, "invalid reason code %s\n", reason_str);
goto end;
}
if (reason_code == 7) {
reason_code = OCSP_REVOKED_STATUS_REMOVEFROMCRL;
} else if (reason_code == 8) { /* Hold instruction */
if (!arg_str) {
BIO_printf(bio_err, "missing hold instruction\n");
goto end;
}
reason_code = OCSP_REVOKED_STATUS_CERTIFICATEHOLD;
hold = OBJ_txt2obj(arg_str, 0);
if (!hold) {
BIO_printf(bio_err, "invalid object identifier %s\n", arg_str);
goto end;
}
if (phold)
*phold = hold;
else
ASN1_OBJECT_free(hold);
} else if ((reason_code == 9) || (reason_code == 10)) {
if (!arg_str) {
BIO_printf(bio_err, "missing compromised time\n");
goto end;
}
comp_time = ASN1_GENERALIZEDTIME_new();
if (comp_time == NULL) {
BIO_printf(bio_err, "memory allocation failure\n");
goto end;
}
if (!ASN1_GENERALIZEDTIME_set_string(comp_time, arg_str)) {
BIO_printf(bio_err, "invalid compromised time %s\n", arg_str);
goto end;
}
if (reason_code == 9)
reason_code = OCSP_REVOKED_STATUS_KEYCOMPROMISE;
else
reason_code = OCSP_REVOKED_STATUS_CACOMPROMISE;
}
}
if (preason)
*preason = reason_code;
if (pinvtm) {
*pinvtm = comp_time;
comp_time = NULL;
}
ret = 1;
end:
OPENSSL_free(tmp);
ASN1_GENERALIZEDTIME_free(comp_time);
return ret;
}
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