* TODO:
* - GNS: handle special SRV names --- no delegation, direct lookup;
* can likely be done in 'resolver_lookup_get_next_label'. (#3003)
- * - revocation checks (use CORE-level broadcasts!), (#3004)
+ * - revocation checks (use REVOCATION service!), (#3004)
* - DNAME support (#3005)
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_dnsstub_lib.h"
#include "gnunet_dht_service.h"
+#include "gnunet_gnsrecord_lib.h"
+#include "gnunet_namecache_service.h"
#include "gnunet_namestore_service.h"
#include "gnunet_dns_service.h"
#include "gnunet_resolver_service.h"
/**
* The zone of the GNS authority
*/
- struct GNUNET_CRYPTO_EccPublicSignKey gns_authority;
+ struct GNUNET_CRYPTO_EcdsaPublicKey gns_authority;
struct
{
struct GNUNET_VPN_RedirectionRequest *vpn_request;
/**
- * Number of records serialized in 'rd_data'.
+ * Number of records serialized in @e rd_data.
*/
unsigned int rd_count;
char *rd_data;
/**
- * Number of bytes in 'rd_data'.
+ * Number of bytes in @e rd_data.
*/
size_t rd_data_size;
};
/**
* The top-level GNS authoritative zone to query
*/
- struct GNUNET_CRYPTO_EccPublicSignKey authority_zone;
+ struct GNUNET_CRYPTO_EcdsaPublicKey authority_zone;
/**
* called when resolution phase finishes
struct GNUNET_RESOLVER_RequestHandle *std_resolve;
/**
- * Pending Namestore lookup task
+ * Pending Namecache lookup task
*/
- struct GNUNET_NAMESTORE_QueueEntry *namestore_qe;
+ struct GNUNET_NAMECACHE_QueueEntry *namecache_qe;
/**
* Heap node associated with this lookup. Used to limit number of
/**
* Private key of the shorten zone, NULL to not shorten.
*/
- struct GNUNET_CRYPTO_EccPrivateKey *shorten_key;
+ struct GNUNET_CRYPTO_EcdsaPrivateKey *shorten_key;
/**
* ID of a task associated with the resolution process.
/**
* Pending Namestore caching task.
*/
- struct GNUNET_NAMESTORE_QueueEntry *namestore_qe_cache;
+ struct GNUNET_NAMECACHE_QueueEntry *namecache_qe_cache;
};
*/
static struct GNUNET_NAMESTORE_Handle *namestore_handle;
+/**
+ * Our handle to the namecache service
+ */
+static struct GNUNET_NAMECACHE_Handle *namecache_handle;
+
/**
* Our handle to the vpn service
*/
/* ************************** Resolution **************************** */
/**
- * Exands a name ending in .+ with the zone of origin.
+ * Expands a name ending in .+ with the zone of origin.
*
* @param rh resolution context
* @param name name to modify (to be free'd or returned)
"%.*s.%s",
(int) (s_len - 2),
name,
- GNUNET_NAMESTORE_pkey_to_zkey (&rh->ac_tail->authority_info.gns_authority));
+ GNUNET_GNSRECORD_pkey_to_zkey (&rh->ac_tail->authority_info.gns_authority));
GNUNET_free (name);
return ret;
}
for (pos = rh->dns_result_head; NULL != pos; pos = pos->next)
n++;
{
- struct GNUNET_NAMESTORE_RecordData rd[n];
+ struct GNUNET_GNSRECORD_Data rd[n];
i = 0;
for (pos = rh->dns_result_head; NULL != pos; pos = pos->next)
rd[i].record_type = pos->record_type;
if (0 == pos->expiration_time)
{
- rd[i].flags = GNUNET_NAMESTORE_RF_RELATIVE_EXPIRATION;
+ rd[i].flags = GNUNET_GNSRECORD_RF_RELATIVE_EXPIRATION;
rd[i].expiration_time = 0;
}
else
{
- rd[i].flags = GNUNET_NAMESTORE_RF_NONE;
+ rd[i].flags = GNUNET_GNSRECORD_RF_NONE;
rd[i].expiration_time = pos->expiration_time;
}
i++;
* We had to do a DNS lookup. Convert the result (if any) and return
* it.
*
- * @param cls closure with the 'struct GNS_ResolverHandle'
+ * @param cls closure with the `struct GNS_ResolverHandle`
* @param addr one of the addresses of the host, NULL for the last address
* @param addrlen length of the address
*/
/* convert from (parsed) DNS to (binary) GNS format! */
rd_count = p->num_answers + p->num_authority_records + p->num_additional_records;
{
- struct GNUNET_NAMESTORE_RecordData rd[rd_count];
+ struct GNUNET_GNSRECORD_Data rd[rd_count];
unsigned int skip;
char buf[UINT16_MAX];
size_t buf_off;
continue;
}
rd[i - skip].data_size = buf_off - buf_start;
- rd[i - skip].data = &buf[buf_start];
+ rd[i - skip].data = &buf[buf_start];
break;
case GNUNET_DNSPARSER_TYPE_SOA:
buf_start = buf_off;
continue;
}
rd[i - skip].data_size = buf_off - buf_start;
- rd[i - skip].data = &buf[buf_start];
+ rd[i - skip].data = &buf[buf_start];
break;
case GNUNET_DNSPARSER_TYPE_MX:
buf_start = buf_off;
continue;
}
rd[i - skip].data_size = buf_off - buf_start;
- rd[i - skip].data = &buf[buf_start];
+ rd[i - skip].data = &buf[buf_start];
break;
case GNUNET_DNSPARSER_TYPE_SRV:
buf_start = buf_off;
continue;
}
rd[i - skip].data_size = buf_off - buf_start;
- rd[i - skip].data = &buf[buf_start];
+ rd[i - skip].data = &buf[buf_start];
break;
default:
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
static void
handle_gns_resolution_result (void *cls,
unsigned int rd_count,
- const struct GNUNET_NAMESTORE_RecordData *rd);
+ const struct GNUNET_GNSRECORD_Data *rd);
/**
{
struct VpnContext *vpn_ctx = cls;
struct GNS_ResolverHandle *rh = vpn_ctx->rh;
- struct GNUNET_NAMESTORE_RecordData rd[vpn_ctx->rd_count];
+ struct GNUNET_GNSRECORD_Data rd[vpn_ctx->rd_count];
unsigned int i;
vpn_ctx->vpn_request = NULL;
rh->vpn_ctx = NULL;
GNUNET_assert (GNUNET_OK ==
- GNUNET_NAMESTORE_records_deserialize (vpn_ctx->rd_data_size,
+ GNUNET_GNSRECORD_records_deserialize (vpn_ctx->rd_data_size,
vpn_ctx->rd_data,
vpn_ctx->rd_count,
rd));
for (i=0;i<vpn_ctx->rd_count;i++)
{
- if (GNUNET_NAMESTORE_TYPE_VPN == rd[i].record_type)
+ if (GNUNET_GNSRECORD_TYPE_VPN == rd[i].record_type)
{
switch (af)
{
static void
handle_gns_resolution_result (void *cls,
unsigned int rd_count,
- const struct GNUNET_NAMESTORE_RecordData *rd)
+ const struct GNUNET_GNSRECORD_Data *rd)
{
struct GNS_ResolverHandle *rh = cls;
struct AuthorityChain *ac;
size_t scratch_off;
size_t scratch_start;
size_t off;
- struct GNUNET_NAMESTORE_RecordData rd_new[rd_count];
+ struct GNUNET_GNSRECORD_Data rd_new[rd_count];
unsigned int rd_off;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Resolution succeeded for `%s' in zone %s, got %u records\n",
rh->ac_tail->label,
- GNUNET_NAMESTORE_z2s (&rh->ac_tail->authority_info.gns_authority),
+ GNUNET_GNSRECORD_z2s (&rh->ac_tail->authority_info.gns_authority),
rd_count);
if (0 == rh->name_resolution_pos)
{
GNUNET_break_op (0);
rh->proc (rh->proc_cls, 0, NULL);
GNS_resolver_lookup_cancel (rh);
- return;
+ return;
}
handle_gns_cname_result (rh,
cname);
{
switch (rd[i].record_type)
{
- case GNUNET_NAMESTORE_TYPE_VPN:
+ case GNUNET_GNSRECORD_TYPE_VPN:
{
af = (GNUNET_DNSPARSER_TYPE_A == rh->record_type) ? AF_INET : AF_INET6;
if (sizeof (struct GNUNET_TUN_GnsVpnRecord) <
vpn_ctx = GNUNET_new (struct VpnContext);
rh->vpn_ctx = vpn_ctx;
vpn_ctx->rh = rh;
- vpn_ctx->rd_data_size = GNUNET_NAMESTORE_records_get_size (rd_count,
+ vpn_ctx->rd_data_size = GNUNET_GNSRECORD_records_get_size (rd_count,
rd);
vpn_ctx->rd_data = GNUNET_malloc (vpn_ctx->rd_data_size);
- (void) GNUNET_NAMESTORE_records_serialize (rd_count,
+ (void) GNUNET_GNSRECORD_records_serialize (rd_count,
rd,
vpn_ctx->rd_data_size,
vpn_ctx->rd_data);
rh);
return;
}
- case GNUNET_NAMESTORE_TYPE_GNS2DNS:
+ case GNUNET_GNSRECORD_TYPE_GNS2DNS:
{
/* delegation to DNS */
goto do_recurse;
rd_off++;
}
}
- GNUNET_free_non_null (cname);
+ GNUNET_free_non_null (cname);
}
break;
case GNUNET_DNSPARSER_TYPE_SOA:
}
}
if (NULL != soa)
- GNUNET_DNSPARSER_free_soa (soa);
+ GNUNET_DNSPARSER_free_soa (soa);
}
break;
case GNUNET_DNSPARSER_TYPE_MX:
}
}
if (NULL != mx)
- GNUNET_DNSPARSER_free_mx (mx);
- }
+ GNUNET_DNSPARSER_free_mx (mx);
+ }
break;
case GNUNET_DNSPARSER_TYPE_SRV:
{
}
}
if (NULL != srv)
- GNUNET_DNSPARSER_free_srv (srv);
+ GNUNET_DNSPARSER_free_srv (srv);
}
break;
- case GNUNET_NAMESTORE_TYPE_PKEY:
- /* tigger shortening */
- if (NULL != rh->shorten_key)
- {
- struct GNUNET_CRYPTO_EccPublicSignKey pub;
-
- if (rd[i].data_size != sizeof (struct GNUNET_CRYPTO_EccPublicSignKey))
+ case GNUNET_GNSRECORD_TYPE_PKEY:
+ {
+ struct GNUNET_CRYPTO_EcdsaPublicKey pub;
+
+ if (rd[i].data_size != sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey))
{
GNUNET_break_op (0);
break;
}
memcpy (&pub, rd[i].data, rd[i].data_size);
- GNS_shorten_start (rh->ac_tail->label,
- &pub,
- rh->shorten_key);
- }
- rd_off++;
+
+ /* tigger shortening */
+ if (NULL != rh->shorten_key)
+ {
+ GNS_shorten_start (rh->ac_tail->label,
+ &pub,
+ rh->shorten_key);
+ }
+ rd_off++;
+ if (GNUNET_GNSRECORD_TYPE_PKEY != rh->record_type)
+ {
+ /* try to resolve "+" */
+ struct AuthorityChain *ac;
+
+ ac = GNUNET_new (struct AuthorityChain);
+ ac->rh = rh;
+ ac->gns_authority = GNUNET_YES;
+ ac->authority_info.gns_authority = pub;
+ ac->label = GNUNET_strdup (GNUNET_GNS_MASTERZONE_STR);
+ GNUNET_CONTAINER_DLL_insert_tail (rh->ac_head,
+ rh->ac_tail,
+ ac);
+ rh->task_id = GNUNET_SCHEDULER_add_now (&recursive_resolution,
+ rh);
+ return;
+ }
+ }
break;
default:
rd_off++;
{
switch (rd[i].record_type)
{
- case GNUNET_NAMESTORE_TYPE_PKEY:
+ case GNUNET_GNSRECORD_TYPE_PKEY:
/* delegation to another zone */
- if (sizeof (struct GNUNET_CRYPTO_EccPublicSignKey) !=
+ if (sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey) !=
rd[i].data_size)
{
GNUNET_break_op (0);
ac->gns_authority = GNUNET_YES;
memcpy (&ac->authority_info.gns_authority,
rd[i].data,
- sizeof (struct GNUNET_CRYPTO_EccPublicSignKey));
+ sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey));
ac->label = resolver_lookup_get_next_label (rh);
/* tigger shortening */
if (NULL != rh->shorten_key)
rh->task_id = GNUNET_SCHEDULER_add_now (&recursive_resolution,
rh);
return;
- case GNUNET_NAMESTORE_TYPE_GNS2DNS:
+ case GNUNET_GNSRECORD_TYPE_GNS2DNS:
{
char *ns;
/* resolution continues within DNS */
case GNUNET_DNSPARSER_TYPE_CNAME:
{
char *cname;
-
+
off = 0;
cname = GNUNET_DNSPARSER_parse_name (rd[i].data,
rd[i].data_size,
* @param emsg error message
*/
static void
-namestore_cache_continuation (void *cls,
+namecache_cache_continuation (void *cls,
int32_t success,
const char *emsg)
{
struct CacheOps *co = cls;
- co->namestore_qe_cache = NULL;
+ co->namecache_qe_cache = NULL;
if (NULL != emsg)
GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
_("Failed to cache GNS resolution: %s\n"),
{
struct GNS_ResolverHandle *rh = cls;
struct AuthorityChain *ac = rh->ac_tail;
- const struct GNUNET_NAMESTORE_Block *block;
+ const struct GNUNET_GNSRECORD_Block *block;
struct CacheOps *co;
GNUNET_DHT_get_stop (rh->get_handle);
rh->dht_heap_node = NULL;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Handling response from the DHT\n");
- if (size < sizeof (struct GNUNET_NAMESTORE_Block))
+ if (size < sizeof (struct GNUNET_GNSRECORD_Block))
{
/* how did this pass DHT block validation!? */
GNUNET_break (0);
block = data;
if (size !=
ntohl (block->purpose.size) +
- sizeof (struct GNUNET_CRYPTO_EccPublicSignKey) +
- sizeof (struct GNUNET_CRYPTO_EccSignature))
+ sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey) +
+ sizeof (struct GNUNET_CRYPTO_EcdsaSignature))
{
/* how did this pass DHT block validation!? */
GNUNET_break (0);
return;
}
if (GNUNET_OK !=
- GNUNET_NAMESTORE_block_decrypt (block,
+ GNUNET_GNSRECORD_block_decrypt (block,
&ac->authority_info.gns_authority,
ac->label,
&handle_gns_resolution_result,
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Caching response from the DHT in namestore\n");
co = GNUNET_new (struct CacheOps);
- co->namestore_qe_cache = GNUNET_NAMESTORE_block_cache (namestore_handle,
+ co->namecache_qe_cache = GNUNET_NAMECACHE_block_cache (namecache_handle,
block,
- &namestore_cache_continuation,
+ &namecache_cache_continuation,
co);
GNUNET_CONTAINER_DLL_insert (co_head,
co_tail,
*/
static void
handle_namestore_block_response (void *cls,
- const struct GNUNET_NAMESTORE_Block *block)
+ const struct GNUNET_GNSRECORD_Block *block)
{
struct GNS_ResolverHandle *rh = cls;
struct GNS_ResolverHandle *rx;
struct AuthorityChain *ac = rh->ac_tail;
const char *label = ac->label;
- const struct GNUNET_CRYPTO_EccPublicSignKey *auth = &ac->authority_info.gns_authority;
+ const struct GNUNET_CRYPTO_EcdsaPublicKey *auth = &ac->authority_info.gns_authority;
struct GNUNET_HashCode query;
- GNUNET_NAMESTORE_query_from_public_key (auth,
+ GNUNET_GNSRECORD_query_from_public_key (auth,
label,
&query);
- GNUNET_assert (NULL != rh->namestore_qe);
- rh->namestore_qe = NULL;
+ GNUNET_assert (NULL != rh->namecache_qe);
+ rh->namecache_qe = NULL;
if ( (GNUNET_NO == rh->only_cached) &&
( (NULL == block) ||
(0 == GNUNET_TIME_absolute_get_remaining (GNUNET_TIME_absolute_ntoh (block->expiration_time)).rel_value_us) ) )
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Starting DHT lookup for `%s' in zone %s\n",
ac->label,
- GNUNET_NAMESTORE_z2s (&ac->authority_info.gns_authority));
+ GNUNET_GNSRECORD_z2s (&ac->authority_info.gns_authority));
GNUNET_assert (NULL == rh->get_handle);
rh->get_handle = GNUNET_DHT_get_start (dht_handle,
GNUNET_BLOCK_TYPE_GNS_NAMERECORD,
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Resolution failed for `%s' in zone %s (DHT lookup not permitted by configuration)\n",
ac->label,
- GNUNET_NAMESTORE_z2s (&ac->authority_info.gns_authority));
+ GNUNET_GNSRECORD_z2s (&ac->authority_info.gns_authority));
rh->proc (rh->proc_cls, 0, NULL);
GNS_resolver_lookup_cancel (rh);
return;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Decrypting block from the namestore\n");
if (GNUNET_OK !=
- GNUNET_NAMESTORE_block_decrypt (block,
+ GNUNET_GNSRECORD_block_decrypt (block,
auth,
label,
&handle_gns_resolution_result,
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Starting GNS resolution for `%s' in zone %s\n",
ac->label,
- GNUNET_NAMESTORE_z2s (&ac->authority_info.gns_authority));
- GNUNET_NAMESTORE_query_from_public_key (&ac->authority_info.gns_authority,
+ GNUNET_GNSRECORD_z2s (&ac->authority_info.gns_authority));
+ GNUNET_GNSRECORD_query_from_public_key (&ac->authority_info.gns_authority,
ac->label,
&query);
- rh->namestore_qe = GNUNET_NAMESTORE_lookup_block (namestore_handle,
+ rh->namecache_qe = GNUNET_NAMECACHE_lookup_block (namecache_handle,
&query,
&handle_namestore_block_response,
rh);
- GNUNET_assert (NULL != rh->namestore_qe);
+ GNUNET_assert (NULL != rh->namecache_qe);
}
if ( (NULL == x) ||
(NULL == y) ||
(GNUNET_OK !=
- GNUNET_CRYPTO_ecc_public_sign_key_from_string (pkey,
+ GNUNET_CRYPTO_ecdsa_public_key_from_string (pkey,
strlen (pkey),
&rh->authority_zone)) )
{
* @return handle to cancel operation
*/
struct GNS_ResolverHandle *
-GNS_resolver_lookup (const struct GNUNET_CRYPTO_EccPublicSignKey *zone,
+GNS_resolver_lookup (const struct GNUNET_CRYPTO_EcdsaPublicKey *zone,
uint32_t record_type,
const char *name,
- const struct GNUNET_CRYPTO_EccPrivateKey *shorten_key,
+ const struct GNUNET_CRYPTO_EcdsaPrivateKey *shorten_key,
int only_cached,
GNS_ResultProcessor proc, void *proc_cls)
{
rh->name_resolution_pos = strlen (name);
if (NULL != shorten_key)
{
- rh->shorten_key = GNUNET_new (struct GNUNET_CRYPTO_EccPrivateKey);
+ rh->shorten_key = GNUNET_new (struct GNUNET_CRYPTO_EcdsaPrivateKey);
*rh->shorten_key = *shorten_key;
}
start_resolver_lookup (rh);
GNUNET_DNSSTUB_resolve_cancel (rh->dns_request);
rh->dns_request = NULL;
}
- if (NULL != rh->namestore_qe)
+ if (NULL != rh->namecache_qe)
{
- GNUNET_NAMESTORE_cancel (rh->namestore_qe);
- rh->namestore_qe = NULL;
+ GNUNET_NAMECACHE_cancel (rh->namecache_qe);
+ rh->namecache_qe = NULL;
}
if (NULL != rh->std_resolve)
{
* Initialize the resolver
*
* @param nh the namestore handle
+ * @param nc the namecache handle
* @param dht the dht handle
* @param c configuration handle
* @param max_bg_queries maximum number of parallel background queries in dht
*/
void
GNS_resolver_init (struct GNUNET_NAMESTORE_Handle *nh,
+ struct GNUNET_NAMECACHE_Handle *nc,
struct GNUNET_DHT_Handle *dht,
const struct GNUNET_CONFIGURATION_Handle *c,
unsigned long long max_bg_queries)
char *dns_ip;
cfg = c;
+ namecache_handle = nc;
namestore_handle = nh;
dht_handle = dht;
dht_lookup_heap =
GNUNET_CONTAINER_DLL_remove (co_head,
co_tail,
co);
- GNUNET_NAMESTORE_cancel (co->namestore_qe_cache);
+ GNUNET_NAMECACHE_cancel (co->namecache_qe_cache);
GNUNET_free (co);
}
GNUNET_CONTAINER_heap_destroy (dht_lookup_heap);
GNUNET_VPN_disconnect (vpn_handle);
vpn_handle = NULL;
dht_handle = NULL;
+ namecache_handle = NULL;
namestore_handle = NULL;
}
projects / oweals / gnunet.git / blobdiff