Commit 0b4558f2 authored by cvs2git's avatar cvs2git

This commit was manufactured by cvs2git to create tag 'v9_0_0b1'.

parent 70680fa5
/*
* Portions Copyright (c) 1995-1999 by TISLabs at Network Associates, Inc.
*
* Permission to use, copy modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND NETWORK ASSOCIATES
* DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
* TRUSTED INFORMATION SYSTEMS BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THE SOFTWARE.
*/
/* $Id: dnssec-keygen.c,v 1.7 1999/10/29 12:56:51 marka Exp $ */
#include <config.h>
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <isc/boolean.h>
#include <isc/commandline.h>
#include <isc/error.h>
#include <isc/mem.h>
#include <dns/keyvalues.h>
#include <dst/dst.h>
#include <dst/result.h>
static isc_boolean_t dsa_size_ok(int size);
static void die(char *str);
static void usage(char *prog);
int
main(int argc, char **argv) {
char *prog;
dst_key_t *key;
char *name = NULL, *zonefile = NULL;
isc_uint16_t flags = 0;
int alg = -1;
isc_mem_t *mctx = NULL;
int ch, rsa_exp = 0, generator = 0, param = 0;
int protocol = -1, size = -1;
dst_result_t ret;
RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);
if ((prog = strrchr(argv[0],'/')) == NULL)
prog = strdup(argv[0]);
else
prog = strdup(++prog);
while ((ch = isc_commandline_parse(argc, argv,
"achiuzn:s:p:D:H:R:d:Fg:")) != -1) {
switch (ch) {
case 'a':
flags |= DNS_KEYTYPE_NOAUTH;
break;
case 'c':
flags |= DNS_KEYTYPE_NOCONF;
break;
case 'F':
rsa_exp=1;
break;
case 'g':
if (isc_commandline_argument != NULL &&
isdigit(isc_commandline_argument[0] & 0xff)) {
generator = atoi(isc_commandline_argument);
if (generator < 0)
die("-g value is not positive");
}
else
die("-g not followed by a number");
break;
case 'p':
if (isc_commandline_argument != NULL &&
isdigit(isc_commandline_argument[0] & 0xff))
protocol = atoi(isc_commandline_argument);
if (protocol < 0 || protocol > 255)
die("-p value is not [0..15]");
else
die("-p not followed by a number [0..255]");
break;
case 's':
/* Default: not signatory key */
if (isc_commandline_argument != NULL &&
isdigit(isc_commandline_argument[0] & 0xff)) {
int sign_val = atoi(isc_commandline_argument);
if (sign_val < 0 || sign_val > 15)
die("-s value is not [0..15] ");
flags |= sign_val;
}
else
die("-s not followed by a number [0..15] ");
break;
case 'h':
if ((flags & DNS_KEYFLAG_OWNERMASK) != 0)
die("Only one key type can be specified");
flags |= DNS_KEYOWNER_ENTITY;
break;
case 'u' :
if ((flags & DNS_KEYFLAG_OWNERMASK) != 0)
die("Only one key type can be specified");
flags |= DNS_KEYOWNER_USER;
break ;
case 'z':
if ((flags & DNS_KEYFLAG_OWNERMASK) != 0)
die("Only one key type can be specified");
flags |= DNS_KEYOWNER_ZONE;
break;
case 'H':
if (alg > 0)
die("Only one alg can be specified");
if (isc_commandline_argument != NULL &&
isdigit(isc_commandline_argument[0] & 0xff))
size = atoi(isc_commandline_argument);
else
die("-H requires a size");
alg = DST_ALG_HMACMD5;
break;
case 'R':
if (alg > 0)
die("Only one alg can be specified");
if (isc_commandline_argument != NULL &&
isdigit(isc_commandline_argument[0] & 0xff))
size = atoi(isc_commandline_argument);
else
die("-R requires a size");
alg = DNS_KEYALG_RSA;
break;
case 'D':
if (alg > 0)
die("Only one alg can be specified");
if (isc_commandline_argument != NULL &&
isdigit(isc_commandline_argument[0] & 0xff))
size = atoi(isc_commandline_argument);
else
die("-D requires a size");
alg = DNS_KEYALG_DSA;
break;
case 'd':
if (alg > 0)
die("Only one alg can be specified");
if (isc_commandline_argument != NULL &&
isdigit(isc_commandline_argument[0] & 0xff))
size = atoi(isc_commandline_argument);
else
die("-d requires a size");
alg = DNS_KEYALG_DH;
break;
default:
printf("invalid argument -%c\n", ch);
usage(prog);
}
}
if (isc_commandline_index == argc)
usage(prog);
if (alg < 0)
die("No algorithm specified");
if (dst_supported_algorithm(alg) == ISC_FALSE)
die("Unsupported algorithm");
if (protocol == -1) {
if ((flags & DNS_KEYFLAG_OWNERMASK) == DNS_KEYOWNER_USER)
protocol = DNS_KEYPROTO_EMAIL;
else
protocol = DNS_KEYPROTO_DNSSEC;
}
if ((flags & DNS_KEYFLAG_TYPEMASK) == DNS_KEYTYPE_NOKEY) {
if (size > 0)
die("Specified null key with non-zero size");
if ((flags & DNS_KEYFLAG_SIGNATORYMASK) != 0)
die("Specified null key with signing authority");
}
if (size > 0) {
if (alg == DNS_KEYALG_RSA) {
if (size < 512 || size > 4096)
die("RSA key size out of range");
}
else if (rsa_exp != 0)
die("-F can only be specified with -R");
if (alg == DNS_KEYALG_DH) {
if (size < 16 || size > 4096)
die("DH key size out of range");
}
else if (generator != 0)
die("-g can only be specified with -d");
if (alg == DNS_KEYALG_DSA && !dsa_size_ok(size))
die("Invalid DSS key size");
}
else if (size < 0)
die("No key size specified");
name = argv[isc_commandline_index++];
if (argc > isc_commandline_index)
zonefile = argv[isc_commandline_index];
if (name[strlen(name) - 1] != '.' && alg != DST_ALG_HMACMD5) {
name = isc_mem_get(mctx, strlen(name) + 2);
sprintf(name, "%s.", argv[isc_commandline_index - 1]);
printf("** Added a trailing dot to the name to make it"
" fully qualified **\n");
}
printf("Generating %d bit ", size);
switch(alg) {
case DNS_KEYALG_RSA:
printf("RSA");
param = rsa_exp;
break;
case DNS_KEYALG_DH:
printf("DH");
param = generator;
break;
case DNS_KEYALG_DSA:
printf("DSS");
param = 0;
break;
case DST_ALG_HMACMD5:
printf("HMAC-MD5");
param = 0;
break;
default:
die("Unknown algorithm");
}
printf(" key for %s\n\n", name);
ret = dst_key_generate(name, alg, size, param, flags, protocol, mctx,
&key);
if (ret != ISC_R_SUCCESS) {
printf("Failed generating key %s\n", name);
exit(-1);
}
ret = dst_key_tofile(key, DST_TYPE_PUBLIC | DST_TYPE_PRIVATE);
if (ret != ISC_R_SUCCESS) {
printf("Failed to write key %s(%d)\n", name, dst_key_id(key));
exit(-1);
}
printf("Generated %d bit key %s: id=%d alg=%d flags=%d\n\n", size,
name, dst_key_id(key), dst_key_alg(key), dst_key_flags(key));
exit(0);
}
static isc_boolean_t
dsa_size_ok(int size) {
return (ISC_TF(size >= 512 && size <= 1024 && size % 64 == 0));
}
static void
die(char *str) {
printf("%s\n", str);
exit(-1);
}
static void
usage(char *prog) {
printf("Usage:\n\t");
printf ("%s <-D|-H|-R|-d> <size> [-F] [-g n] [-z|-h|-u] [-a] [-c] "
" [-p n] [-s n] name [zonefile] \n\n", prog);
printf("\t-D generate DSA/DSS key: size must be in the range\n");
printf("\t\t[512..1024] and a multiple of 64\n");
printf("\t-H generate HMAC-MD5 key: size in the range [1..512]\n");
printf("\t-R generate RSA key: size in the range [512..4096]\n");
printf("\t-d generate DH key in the range [16..4096]\n");
printf("\t-F use large exponent (RSA only)\n");
printf("\t-g use specified generator (DH only)\n");
printf("\t-z Zone key \n");
printf("\t-h Host/Entity key \n");
printf("\t-u User key (default) \n");
printf("\t-a Key CANNOT be used for authentication\n");
printf("\t-c Key CANNOT be used for encryption\n");
printf("\t-p Set protocol field to <n>\n");
printf("\t\t default: 2 (email) for User keys, 3 (dnssec) for all others\n");
printf("\t-s Strength value this key signs DNS records with\n");
printf("\t\t default: 0\n");
printf("\tname: the owner of the key\n");
exit (-1);
}
This diff is collapsed.
/*
* Copyright (C) 1999, 2000 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#include <config.h>
#include <isc/assertions.h>
#include <isc/mem.h>
#include <isc/result.h>
#include <dns/aclconf.h>
#include <dns/fixedname.h>
#include <dns/log.h>
#include <dns/types.h>
void dns_aclconfctx_init(dns_aclconfctx_t *ctx)
{
ISC_LIST_INIT(ctx->named_acl_cache);
}
void dns_aclconfctx_destroy(dns_aclconfctx_t *ctx)
{
dns_acl_t *dacl, *next;
for (dacl = ISC_LIST_HEAD(ctx->named_acl_cache);
dacl != NULL;
dacl = next)
{
next = ISC_LIST_NEXT(dacl, nextincache);
dacl->name = NULL;
dns_acl_detach(&dacl);
}
}
static isc_result_t
convert_named_acl(char *aclname, dns_c_ctx_t *cctx,
dns_aclconfctx_t *ctx, isc_mem_t *mctx,
dns_acl_t **target)
{
isc_result_t result;
dns_c_acl_t *cacl;
dns_acl_t *dacl;
/* Look for an already-converted version. */
for (dacl = ISC_LIST_HEAD(ctx->named_acl_cache);
dacl != NULL;
dacl = ISC_LIST_NEXT(dacl, nextincache))
{
if (strcmp(aclname, dacl->name) == 0) {
dns_acl_attach(dacl, target);
return ISC_R_SUCCESS;
}
}
/* Not yet converted. Convert now. */
result = dns_c_acltable_getacl(cctx->acls, aclname, &cacl);
if (result != DNS_R_SUCCESS) {
isc_log_write(dns_lctx, DNS_LOGCATEGORY_SECURITY,
DNS_LOGMODULE_ACL, ISC_LOG_WARNING,
"undefined ACL \"%s\"", aclname);
return (result);
}
result = dns_acl_fromconfig(cacl->ipml, cctx, ctx, mctx, &dacl);
if (result != DNS_R_SUCCESS)
return (result);
dacl->name = aclname;
ISC_LIST_APPEND(ctx->named_acl_cache, dacl, nextincache);
dns_acl_attach(dacl, target);
return (ISC_R_SUCCESS);
}
static isc_result_t
convert_keyname(char *txtname, isc_mem_t *mctx, dns_name_t *dnsname) {
isc_result_t result;
isc_buffer_t buf;
dns_fixedname_t fixname;
unsigned int keylen;
keylen = strlen(txtname);
isc_buffer_init(&buf, txtname, keylen, ISC_BUFFERTYPE_TEXT);
isc_buffer_add(&buf, keylen);
dns_fixedname_init(&fixname);
result = dns_name_fromtext(dns_fixedname_name(&fixname), &buf,
dns_rootname, ISC_FALSE, NULL);
if (result != ISC_R_SUCCESS) {
isc_log_write(dns_lctx, DNS_LOGCATEGORY_SECURITY,
DNS_LOGMODULE_ACL, ISC_LOG_WARNING,
"key name \"%s\" is not a valid domain name",
txtname);
return (result);
}
return (dns_name_dup(dns_fixedname_name(&fixname), mctx, dnsname));
}
isc_result_t
dns_acl_fromconfig(dns_c_ipmatchlist_t *caml,
dns_c_ctx_t *cctx,
dns_aclconfctx_t *ctx,
isc_mem_t *mctx,
dns_acl_t **target)
{
isc_result_t result;
unsigned int count;
dns_acl_t *dacl = NULL;
dns_aclelement_t *de;
dns_c_ipmatchelement_t *ce;
REQUIRE(target != NULL && *target == NULL);
count = 0;
for (ce = ISC_LIST_HEAD(caml->elements);
ce != NULL;
ce = ISC_LIST_NEXT(ce, next))
count++;
result = dns_acl_create(mctx, count, &dacl);
if (result != ISC_R_SUCCESS)
return (result);
de = dacl->elements;
for (ce = ISC_LIST_HEAD(caml->elements);
ce != NULL;
ce = ISC_LIST_NEXT(ce, next))
{
de->negative = dns_c_ipmatchelement_isneg(ce);
switch (ce->type) {
case dns_c_ipmatch_pattern:
de->type = dns_aclelementtype_ipprefix;
de->u.ip_prefix.address = ce->u.direct.address;
/* XXX "mask" is a misnomer */
de->u.ip_prefix.prefixlen = ce->u.direct.mask;
break;
case dns_c_ipmatch_key:
de->type = dns_aclelementtype_keyname;
dns_name_init(&de->u.keyname, NULL);
result = convert_keyname(ce->u.key, mctx, &de->u.keyname);
if (result != ISC_R_SUCCESS)
goto cleanup;
break;
case dns_c_ipmatch_indirect:
de->type = dns_aclelementtype_nestedacl;
result = dns_acl_fromconfig(ce->u.indirect.list, cctx,
ctx, mctx, &de->u.nestedacl);
if (result != ISC_R_SUCCESS)
goto cleanup;
break;
case dns_c_ipmatch_localhost:
de->type = dns_aclelementtype_localhost;
break;
case dns_c_ipmatch_localnets:
de->type = dns_aclelementtype_localnets;
break;
case dns_c_ipmatch_acl:
de->type = dns_aclelementtype_nestedacl;
result = convert_named_acl(ce->u.aclname, cctx,
ctx, mctx, &de->u.nestedacl);
if (result != ISC_R_SUCCESS)
goto cleanup;
break;
default:
isc_log_write(dns_lctx, DNS_LOGCATEGORY_SECURITY,
DNS_LOGMODULE_ACL, ISC_LOG_WARNING,
"address match list contains "
"unsupported element type");
result = ISC_R_FAILURE;
goto cleanup;
}
de++;
dacl->length++;
}
*target = dacl;
return (ISC_R_SUCCESS);
cleanup:
dns_acl_detach(&dacl);
return (result);
}
/*
* Copyright (C) 1999, 2000 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#ifndef DNS_ACLCONF_H
#define DNS_ACLCONF_H 1
#include <dns/acl.h>
#include <dns/confacl.h>
#include <dns/confctx.h>
#include <dns/confip.h>
typedef struct {
ISC_LIST(dns_acl_t) named_acl_cache;
} dns_aclconfctx_t;
/***
*** Functions
***/
ISC_LANG_BEGINDECLS
void dns_aclconfctx_init(dns_aclconfctx_t *ctx);
void dns_aclconfctx_destroy(dns_aclconfctx_t *ctx);
isc_result_t
dns_acl_fromconfig(dns_c_ipmatchlist_t *caml,
dns_c_ctx_t *cctx,
dns_aclconfctx_t *ctx,
isc_mem_t *mctx,
dns_acl_t **target);
ISC_LANG_ENDDECLS
#endif /* DNS_ACLCONF_H */
/*
* Copyright (C) 1999, 2000 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#ifndef DNS_TKEYCONF_H
#define DNS_TKEYCONF_H 1
#include <isc/types.h>
#include <isc/lang.h>
#include <dns/tkey.h>
#include <dns/confctx.h>
ISC_LANG_BEGINDECLS
isc_result_t
dns_tkeyctx_fromconfig(dns_c_ctx_t *cfg, isc_mem_t *mctx, dns_tkey_ctx_t **tctxp);
/*
* Create a TKEY context and configure it, including the default DH key
* and default domain, according to 'cfg'.
*
* Requires:
* 'cfg' is a valid configuration context.
* 'mctx' is not NULL
* 'tctx' is not NULL
* '*tctx' is NULL
*
* Returns:
* ISC_R_SUCCESS
* ISC_R_NOMEMORY
*/
ISC_LANG_ENDDECLS
#endif /* DNS_TKEYCONF_H */
/*
* Copyright (C) 1999, 2000 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#ifndef DNS_TSIGCONF_H
#define DNS_TSIGCONF_H 1
#include <isc/types.h>
#include <isc/lang.h>
#include <dns/tsig.h>
#include <dns/confctx.h>
ISC_LANG_BEGINDECLS
isc_result_t
dns_tsigkeyring_fromconfig(dns_c_ctx_t *confctx, isc_mem_t *mctx,
dns_tsig_keyring_t **ring);
/*