static bool
retract_dnskey_by_id(int sockfd,
const char *ds_retract_command,
const char *id,
::ods::keystate::keyrole role,
const char *zone,
int algorithm,
bool force)
{
struct stat stat_ret;
/* Code to output the DNSKEY record (stolen from hsmutil) */
hsm_ctx_t *hsm_ctx = hsm_create_context();
if (!hsm_ctx) {
ods_log_error_and_printf(sockfd,
module_str,
"could not connect to HSM");
return false;
}
hsm_key_t *key = hsm_find_key_by_id(hsm_ctx, id);
if (!key) {
ods_log_error_and_printf(sockfd,
module_str,
"key %s not found in any HSM",
id);
hsm_destroy_context(hsm_ctx);
return false;
}
bool bOK = false;
char *dnskey_rr_str;
hsm_sign_params_t *sign_params = hsm_sign_params_new();
sign_params->owner = ldns_rdf_new_frm_str(LDNS_RDF_TYPE_DNAME, zone);
sign_params->algorithm = (ldns_algorithm)algorithm;
sign_params->flags = LDNS_KEY_ZONE_KEY;
sign_params->flags += LDNS_KEY_SEP_KEY; /*KSK=>SEP*/
ldns_rr *dnskey_rr = hsm_get_dnskey(hsm_ctx, key, sign_params);
#if 0
ldns_rr_print(stdout, dnskey_rr);
#endif
dnskey_rr_str = ldns_rr2str(dnskey_rr);
hsm_sign_params_free(sign_params);
ldns_rr_free(dnskey_rr);
hsm_key_free(key);
/* Replace tab with white-space */
for (int i = 0; dnskey_rr_str[i]; ++i) {
if (dnskey_rr_str[i] == '\t') {
dnskey_rr_str[i] = ' ';
}
}
/* We need to strip off trailing comments before we send
to any clients that might be listening */
for (int i = 0; dnskey_rr_str[i]; ++i) {
if (dnskey_rr_str[i] == ';') {
dnskey_rr_str[i] = '\n';
dnskey_rr_str[i+1] = '\0';
break;
}
}
// pass the dnskey rr string to a configured
// delegation signer retract program.
if (!ds_retract_command || ds_retract_command[0] == '\0') {
if (!force) {
ods_log_error_and_printf(sockfd, module_str,
"No \"DelegationSignerRetractCommand\" "
"configured. No state changes made. "
"Use --force to override.");
bOK = false;
}
/* else: Do nothing, return keytag. */
} else if (stat(ds_retract_command, &stat_ret) != 0) {
/* First check that the command exists */
ods_log_error_and_printf(sockfd, module_str,
"Cannot stat file %s: %s", ds_retract_command,
strerror(errno));
} else if (S_ISREG(stat_ret.st_mode) &&
!(stat_ret.st_mode & S_IXUSR ||
stat_ret.st_mode & S_IXGRP ||
stat_ret.st_mode & S_IXOTH)) {
/* Then see if it is a regular file, then if usr, grp or
* all have execute set */
ods_log_error_and_printf(sockfd, module_str,
"File %s is not executable", ds_retract_command);
} else {
/* send records to the configured command */
FILE *fp = popen(ds_retract_command, "w");
if (fp == NULL) {
ods_log_error_and_printf(sockfd, module_str,
"failed to run command: %s: %s", ds_retract_command,
strerror(errno));
} else {
int bytes_written = fprintf(fp, "%s", dnskey_rr_str);
if (bytes_written < 0) {
ods_log_error_and_printf(sockfd, module_str,
"[%s] Failed to write to %s: %s", ds_retract_command,
strerror(errno));
} else if (pclose(fp) == -1) {
ods_log_error_and_printf(sockfd, module_str,
"failed to close %s: %s", ds_retract_command,
strerror(errno));
} else {
bOK = true;
ods_printf(sockfd, "key %s retracted by %s\n", id,
ds_retract_command);
}
}
}
LDNS_FREE(dnskey_rr_str);
hsm_destroy_context(hsm_ctx);
return bOK;
}
int
cmd_dnskey (int argc, char *argv[])
{
char *id;
char *name;
int type;
int algo;
hsm_key_t *key = NULL;
ldns_rr *dnskey_rr;
hsm_sign_params_t *sign_params;
if (argc != 4) {
usage();
return -1;
}
id = strdup(argv[0]);
name = strdup(argv[1]);
type = atoi(argv[2]);
algo = atoi(argv[3]);
key = hsm_find_key_by_id(NULL, id);
if (!key) {
printf("Key not found: %s\n", id);
free(name);
free(id);
return -1;
}
if (type != LDNS_KEY_ZONE_KEY && type != LDNS_KEY_ZONE_KEY + LDNS_KEY_SEP_KEY) {
printf("Invalid key type: %i\n", type);
printf("Please use: %i or %i\n", LDNS_KEY_ZONE_KEY, LDNS_KEY_ZONE_KEY + LDNS_KEY_SEP_KEY);
free(name);
free(id);
return -1;
}
hsm_key_info_t *key_info = hsm_get_key_info(NULL, key);
switch (algo) {
case LDNS_SIGN_RSAMD5:
case LDNS_SIGN_RSASHA1:
case LDNS_SIGN_RSASHA1_NSEC3:
case LDNS_SIGN_RSASHA256:
case LDNS_SIGN_RSASHA512:
if (strcmp(key_info->algorithm_name, "RSA") != 0) {
printf("Not an RSA key, the key is of algorithm %s.\n", key_info->algorithm_name);
hsm_key_info_free(key_info);
free(name);
free(id);
return -1;
}
break;
case LDNS_SIGN_DSA:
case LDNS_SIGN_DSA_NSEC3:
if (strcmp(key_info->algorithm_name, "DSA") != 0) {
printf("Not a DSA key, the key is of algorithm %s.\n", key_info->algorithm_name);
hsm_key_info_free(key_info);
free(name);
free(id);
return -1;
}
break;
case LDNS_SIGN_ECC_GOST:
if (strcmp(key_info->algorithm_name, "GOST") != 0) {
printf("Not a GOST key, the key is of algorithm %s.\n", key_info->algorithm_name);
hsm_key_info_free(key_info);
free(name);
free(id);
return -1;
}
break;
/* TODO: We can remove the directive if we require LDNS >= 1.6.13 */
#if !defined LDNS_BUILD_CONFIG_USE_ECDSA || LDNS_BUILD_CONFIG_USE_ECDSA
case LDNS_SIGN_ECDSAP256SHA256:
if (strcmp(key_info->algorithm_name, "ECDSA") != 0) {
printf("Not an ECDSA key, the key is of algorithm %s.\n", key_info->algorithm_name);
hsm_key_info_free(key_info);
free(name);
free(id);
return -1;
}
if (key_info->keysize != 256) {
printf("The key is a ECDSA/%lu, expecting ECDSA/256 for this algorithm.\n", key_info->keysize);
hsm_key_info_free(key_info);
free(name);
free(id);
return -1;
}
break;
case LDNS_SIGN_ECDSAP384SHA384:
if (strcmp(key_info->algorithm_name, "ECDSA") != 0) {
printf("Not an ECDSA key, the key is of algorithm %s.\n", key_info->algorithm_name);
hsm_key_info_free(key_info);
free(name);
free(id);
return -1;
}
if (key_info->keysize != 384) {
printf("The key is a ECDSA/%lu, expecting ECDSA/384 for this algorithm.\n", key_info->keysize);
hsm_key_info_free(key_info);
free(name);
free(id);
return -1;
}
break;
#endif
default:
printf("Invalid algorithm: %i\n", algo);
hsm_key_info_free(key_info);
free(name);
free(id);
return -1;
}
hsm_key_info_free(key_info);
sign_params = hsm_sign_params_new();
sign_params->algorithm = algo;
sign_params->flags = type;
sign_params->owner = ldns_rdf_new_frm_str(LDNS_RDF_TYPE_DNAME, name);
dnskey_rr = hsm_get_dnskey(NULL, key, sign_params);
sign_params->keytag = ldns_calc_keytag(dnskey_rr);
ldns_rr_print(stdout, dnskey_rr);
hsm_sign_params_free(sign_params);
ldns_rr_free(dnskey_rr);
hsm_key_free(key);
free(name);
free(id);
return 0;
}
int
main (int argc, char *argv[])
{
int result;
hsm_ctx_t *ctx;
hsm_key_t **keys;
hsm_key_t *key = NULL;
char *id;
size_t key_count = 0;
size_t i;
ldns_rr_list *rrset;
ldns_rr *rr, *sig, *dnskey_rr;
ldns_status status;
hsm_sign_params_t *sign_params;
int do_generate = 0;
int do_sign = 0;
int do_delete = 0;
int do_random = 0;
int res;
uint32_t r32;
uint64_t r64;
char *config = NULL;
const char *repository = "default";
int ch;
progname = argv[0];
while ((ch = getopt(argc, argv, "hgsdrc:")) != -1) {
switch (ch) {
case 'c':
config = strdup(optarg);
break;
case 'g':
do_generate = 1;
break;
case 'h':
usage();
exit(0);
break;
case 's':
do_sign = 1;
break;
case 'd':
do_delete = 1;
break;
case 'r':
do_random = 1;
break;
default:
usage();
exit(1);
}
}
if (!config) {
usage();
exit(1);
}
/*
* Open HSM library
*/
fprintf(stdout, "Starting HSM lib test\n");
result = hsm_open(config, hsm_prompt_pin, NULL);
fprintf(stdout, "hsm_open result: %d\n", result);
/*
* Create HSM context
*/
ctx = hsm_create_context();
printf("global: ");
hsm_print_ctx(NULL);
printf("my: ");
hsm_print_ctx(ctx);
/*
* Generate a new key OR find any key with an ID
*/
if (do_generate) {
key = hsm_generate_rsa_key(ctx, repository, 1024);
if (key) {
printf("\nCreated key!\n");
hsm_print_key(key);
printf("\n");
} else {
printf("Error creating key, bad token name?\n");
hsm_print_error(ctx);
exit(1);
}
} else if (do_sign || do_delete) {
keys = hsm_list_keys(ctx, &key_count);
printf("I have found %u keys\n", (unsigned int) key_count);
/* let's just use the very first key we find and throw away the rest */
for (i = 0; i < key_count && !key; i++) {
printf("\nFound key!\n");
hsm_print_key(keys[i]);
id = hsm_get_key_id(ctx, keys[i]);
if (id) {
printf("Using key ID: %s\n", id);
if (key) hsm_key_free(key);
key = hsm_find_key_by_id(ctx, id);
printf("ptr: 0x%p\n", (void *) key);
free(id);
} else {
printf("Got no key ID (broken key?), skipped...\n");
}
hsm_key_free(keys[i]);
}
free(keys);
if (!key) {
printf("Failed to find useful key\n");
exit(1);
}
}
/*
* Do some signing
*/
if (do_sign) {
printf("\nSigning with:\n");
hsm_print_key(key);
printf("\n");
rrset = ldns_rr_list_new();
status = ldns_rr_new_frm_str(&rr, "regress.opendnssec.se. IN A 123.123.123.123", 0, NULL, NULL);
if (status == LDNS_STATUS_OK) ldns_rr_list_push_rr(rrset, rr);
status = ldns_rr_new_frm_str(&rr, "regress.opendnssec.se. IN A 124.124.124.124", 0, NULL, NULL);
if (status == LDNS_STATUS_OK) ldns_rr_list_push_rr(rrset, rr);
sign_params = hsm_sign_params_new();
sign_params->algorithm = LDNS_RSASHA1;
sign_params->owner = ldns_rdf_new_frm_str(LDNS_RDF_TYPE_DNAME, "opendnssec.se.");
dnskey_rr = hsm_get_dnskey(ctx, key, sign_params);
sign_params->keytag = ldns_calc_keytag(dnskey_rr);
sig = hsm_sign_rrset(ctx, rrset, key, sign_params);
if (sig) {
ldns_rr_list_print(stdout, rrset);
ldns_rr_print(stdout, sig);
ldns_rr_print(stdout, dnskey_rr);
ldns_rr_free(sig);
} else {
hsm_print_error(ctx);
exit(-1);
}
/* cleanup */
ldns_rr_list_deep_free(rrset);
hsm_sign_params_free(sign_params);
ldns_rr_free(dnskey_rr);
}
/*
* Delete key
*/
if (do_delete) {
printf("\nDelete key:\n");
hsm_print_key(key);
/* res = hsm_remove_key(ctx, key); */
res = hsm_remove_key(ctx, key);
printf("Deleted key. Result: %d\n", res);
printf("\n");
}
if (key) hsm_key_free(key);
/*
* Test random{32,64} functions
*/
if (do_random) {
r32 = hsm_random32(ctx);
printf("random 32: %u\n", r32);
r64 = hsm_random64(ctx);
printf("random 64: %llu\n", (long long unsigned int)r64);
}
/*
* Destroy HSM context
*/
if (ctx) {
hsm_destroy_context(ctx);
}
/*
* Close HSM library
*/
result = hsm_close();
fprintf(stdout, "all done! hsm_close result: %d\n", result);
if (config) free(config);
return 0;
}
int
cmd_generate (int argc, char *argv[])
{
char *repository = NULL;
char *algorithm = NULL;
unsigned int keysize = 1024;
hsm_key_t *key = NULL;
hsm_ctx_t *ctx = NULL;
if (argc < 2 || argc > 3) {
usage();
return -1;
}
repository = strdup(argv[0]);
/* Check for repository before starting using it */
if (hsm_token_attached(ctx, repository) == 0) {
hsm_print_error(ctx);
return 1;
}
algorithm = strdup(argv[1]);
if (argc == 3) {
keysize = atoi(argv[2]);
}
if (!strcasecmp(algorithm, "rsa")) {
printf("Generating %d bit RSA key in repository: %s\n",
keysize, repository);
key = hsm_generate_rsa_key(NULL, repository, keysize);
} else if (!strcasecmp(algorithm, "dsa")) {
printf("Generating %d bit DSA key in repository: %s\n",
keysize, repository);
key = hsm_generate_dsa_key(NULL, repository, keysize);
} else if (!strcasecmp(algorithm, "gost")) {
printf("Generating 512 bit GOST key in repository: %s\n",
repository);
key = hsm_generate_gost_key(NULL, repository);
} else if (!strcasecmp(algorithm, "ecdsa")) {
if (keysize == 256) {
printf("Generating a P-256 ECDSA key in repository: %s\n",
repository);
key = hsm_generate_ecdsa_key(NULL, repository, "P-256");
} else if (keysize == 384) {
printf("Generating a P-384 ECDSA key in repository: %s\n",
repository);
key = hsm_generate_ecdsa_key(NULL, repository, "P-384");
} else {
printf("Invalid ECDSA key size: %d\n", keysize);
printf("Expecting 256 or 384.\n");
return -1;
}
} else {
printf("Unknown algorithm: %s\n", algorithm);
return -1;
}
if (key) {
hsm_key_info_t *key_info;
key_info = hsm_get_key_info(NULL, key);
printf("Key generation successful: %s\n",
key_info ? key_info->id : "NULL");
hsm_key_info_free(key_info);
if (verbose) hsm_print_key(key);
hsm_key_free(key);
} else {
printf("Key generation failed.\n");
return -1;
}
return 0;
}
static int
perform_keystate_list(int sockfd, db_connection_t *dbconn,
const char* filterZone, char** filterKeytype, char** filterKeystate,
void (printheader)(int sockfd),
void (printkey)(int sockfd, zone_t* zone, key_data_t* key, char*tchange, hsm_key_t* hsmKey)) {
key_data_list_t* key_list;
key_data_t* key;
zone_t *zone = NULL;
char* tchange;
hsm_key_t *hsmkey;
int cmp;
int i, skipPrintKey;
if (!(key_list = key_data_list_new_get(dbconn))) {
client_printf_err(sockfd, "Unable to get list of keys, memory "
"allocation or database error!\n");
return 1;
}
if (printheader) {
(*printheader)(sockfd);
}
while ((key = key_data_list_get_next(key_list))) {
/* only refetches zone if different from previous */
if (zone
&& (db_value_cmp(zone_id(zone), key_data_zone_id(key), &cmp)
|| cmp)) {
zone_free(zone);
zone = NULL;
}
if (!zone) {
zone = key_data_get_zone(key);
}
hsmkey = key_data_get_hsm_key(key);
key_data_cache_key_states(key);
tchange = map_keytime(zone, key); /* allocs */
skipPrintKey = 0;
if(printkey == NULL)
skipPrintKey = 1;
if(filterZone != NULL && strcmp(zone_name(zone), filterZone))
skipPrintKey = 1;
for(i=0; filterKeytype && filterKeytype[i]; i++)
if(!strcasecmp(filterKeytype[i],key_data_role_text(key)))
break;
if(filterKeytype && filterKeytype[i] == NULL)
skipPrintKey = 1;
for(i=0; filterKeystate && filterKeystate[i]; i++)
if(!strcasecmp(filterKeystate[i],map_keystate(key)))
break;
if(filterKeystate && filterKeystate[i] == NULL)
skipPrintKey = 1;
if (!skipPrintKey) {
(*printkey)(sockfd, zone, key, tchange, hsmkey);
}
free(tchange);
hsm_key_free(hsmkey);
key_data_free(key);
}
zone_free(zone);
key_data_list_free(key_list);
return 0;
}