#include "gnunet_dns_service.h"
#include "gnunet_resolver_service.h"
#include "gnunet_dnsparser_lib.h"
+#include "../dns/dnsparser.h"
#include "gnunet_gns_service.h"
#include "block_gns.h"
#include "gns.h"
*/
static struct GNUNET_CONTAINER_Heap *dht_lookup_heap;
+/**
+ * Heap for namestore queues
+ */
+static struct GNUNET_CONTAINER_Heap *ns_task_heap;
+
/**
* Maximum amount of parallel queries in background
*/
static unsigned long long max_allowed_background_queries;
+/**
+ * Maximum amount of parallel namestore tasks in background
+ */
+static unsigned long long max_allowed_ns_tasks;
+
/**
* Wheather or not to ignore pending records
*/
*/
static struct GetPseuAuthorityHandle *gph_tail;
+/**
+ * Resolver lookup list
+ */
+static struct ResolverHandle *rlh_head;
+
+/**
+ * Resolver lookup list
+ */
+static struct ResolverHandle *rlh_tail;
+
+/**
+ * Resolver shorten list
+ */
+static struct ResolverHandle *nsh_head;
+
+/**
+ * Resolver shorten list
+ */
+static struct ResolverHandle *nsh_tail;
+
+/**
+ * Resolver get auth list
+ */
+static struct ResolverHandle *nah_head;
+
+/**
+ * Resolver get auth list
+ */
+static struct ResolverHandle *nah_tail;
+
/**
* a resolution identifier pool variable
* FIXME overflow?
*/
static unsigned long long rid = 0;
+static int
+is_srv (char* name)
+{
+ char* ndup;
+ int ret = 1;
+
+ if (*name != '_')
+ return 0;
+ if (NULL == strstr (name, "._"))
+ return 0;
+
+ ndup = GNUNET_strdup (name);
+ strtok (ndup, ".");
+
+ if (NULL == strtok (NULL, "."))
+ ret = 0;
+
+ if (NULL == strtok (NULL, "."))
+ ret = 0;
+
+ if (NULL != strtok (NULL, "."))
+ ret = 0;
+
+ return ret;
+}
/**
* Determine if this name is canonical.
static int
is_canonical(char* name)
{
- uint32_t len = strlen(name);
- int i;
+ char* ndup;
+ char* tok;
+
+ ndup = GNUNET_strdup (name);
+ strtok (ndup, ".");
- for (i=0; i<len; i++)
+ for (tok = strtok (NULL, "."); tok != NULL; tok = strtok (NULL, "."))
{
- if (*(name+i) == '.')
- return 0;
+ /*
+ * probably srv
+ */
+ if (*tok == '_')
+ continue;
+ GNUNET_free (ndup);
+ return 0;
}
+ GNUNET_free (ndup);
return 1;
}
shorten_authority_chain (struct GetPseuAuthorityHandle *gph);
+static void
+create_pseu_cont (void* cls, int32_t success, const char* emsg)
+{
+ //FIXME do sth with error
+ struct GetPseuAuthorityHandle* gph = (struct GetPseuAuthorityHandle*)cls;
+ struct AuthorityChain *iter;
+
+ gph->namestore_task = NULL;
+ do
+ {
+ iter = gph->ahead->next;
+ GNUNET_free (gph->ahead);
+ gph->ahead = iter;
+ } while (iter != NULL);
+ GNUNET_CRYPTO_rsa_key_free (gph->key);
+ GNUNET_CONTAINER_DLL_remove (gph_head, gph_tail, gph);
+ GNUNET_free (gph);
+}
+
+
/**
* Namestore calls this function if we have record for this name.
* (or with rd_count=0 to indicate no matches)
struct GNUNET_NAMESTORE_RecordData new_pkey;
struct AuthorityChain *iter;
+ gph->namestore_task = NULL;
if (rd_count > 0)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"GNS_AUTO_PSEU: Trying delegated name %s\n", gph->name);
memcpy (gph->test_name, gph->name, strlen (gph->name)+1);
- GNUNET_NAMESTORE_lookup_record (namestore_handle,
+ gph->namestore_task = GNUNET_NAMESTORE_lookup_record (namestore_handle,
&gph->our_zone,
gph->test_name,
GNUNET_NAMESTORE_TYPE_ANY,
new_pkey.flags = GNUNET_NAMESTORE_RF_AUTHORITY
| GNUNET_NAMESTORE_RF_PRIVATE
| GNUNET_NAMESTORE_RF_PENDING;
- GNUNET_NAMESTORE_record_create (namestore_handle,
+ gph->namestore_task = GNUNET_NAMESTORE_record_create (namestore_handle,
gph->key,
gph->test_name,
&new_pkey,
- NULL, //cont
- NULL); //cls
- do
- {
- iter = gph->ahead->next;
- GNUNET_free (gph->ahead);
- gph->ahead = iter;
- } while (iter != NULL);
- GNUNET_CRYPTO_rsa_key_free (gph->key);
- GNUNET_CONTAINER_DLL_remove (gph_head, gph_tail, gph);
- GNUNET_free (gph);
-
+ &create_pseu_cont, //cont
+ gph); //cls
}
/**
/**
* Check for collision
*/
- GNUNET_NAMESTORE_lookup_record (namestore_handle,
+ gph->namestore_task = GNUNET_NAMESTORE_lookup_record (namestore_handle,
&gph->our_zone,
gph->test_name,
GNUNET_NAMESTORE_TYPE_ANY,
struct GetPseuAuthorityHandle* gph = (struct GetPseuAuthorityHandle*)cls;
struct AuthorityChain *iter;
+ gph->namestore_task = NULL;
/* no pseu found */
if (rd_count == 0)
{
{
struct GetPseuAuthorityHandle* gph = (struct GetPseuAuthorityHandle*)cls;
struct AuthorityChain *iter;
-
+
+ gph->namestore_task = NULL;
/* we found a match in our own zone */
if (rd_len != 0)
{
else
{
- GNUNET_NAMESTORE_lookup_record (namestore_handle,
+ gph->namestore_task = GNUNET_NAMESTORE_lookup_record (namestore_handle,
&gph->ahead->zone,
"+",
GNUNET_GNS_RECORD_PSEU,
"GNS_AUTO_PSEU: New authority %s discovered\n",
gph->ahead->name);
- GNUNET_NAMESTORE_zone_to_name (namestore_handle,
+ gph->namestore_task = GNUNET_NAMESTORE_zone_to_name (namestore_handle,
&gph->our_zone,
&gph->ahead->zone,
&process_zone_to_name_discover,
* @param nh the namestore handle
* @param dh the dht handle
* @param lz the local zone's hash
+ * @param cfg configuration handle
* @param max_bg_queries maximum number of parallel background queries in dht
* @param ignore_pending ignore records that still require user confirmation
* on lookup
local_zone = lz;
dht_lookup_heap =
GNUNET_CONTAINER_heap_create(GNUNET_CONTAINER_HEAP_ORDER_MIN);
+ ns_task_heap =
+ GNUNET_CONTAINER_heap_create(GNUNET_CONTAINER_HEAP_ORDER_MIN);
max_allowed_background_queries = max_bg_queries;
+ max_allowed_ns_tasks = GNUNET_GNS_MAX_NS_TASKS;
+
ignore_pending_records = ignore_pending;
gph_head = NULL;
gph_tail = NULL;
-
+ rlh_head = NULL;
+ rlh_tail = NULL;
+ nsh_head = NULL;
+ nsh_tail = NULL;
+ nah_head = NULL;
+ nah_tail = NULL;
+
GNUNET_RESOLVER_connect (cfg);
if (NULL == vpn_handle)
return GNUNET_SYSERR;
}
+
+/**
+ * Cleanup ns tasks
+ *
+ * @param cls closure to iterator
+ * @param node heap nodes
+ * @param element the namestorebgtask
+ * @param cost heap cost
+ * @return always GNUNET_YES
+ */
+static int
+cleanup_pending_ns_tasks(void* cls,
+ struct GNUNET_CONTAINER_HeapNode *node,
+ void *element,
+ GNUNET_CONTAINER_HeapCostType cost)
+{
+ struct NamestoreBGTask *nbg = (struct NamestoreBGTask *)element;
+ ResolverCleanupContinuation cont = cls;
+
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_CLEANUP: Terminating ns task\n");
+ GNUNET_NAMESTORE_cancel (nbg->qe);
+
+ GNUNET_CONTAINER_heap_remove_node(node);
+
+ if (GNUNET_CONTAINER_heap_get_size(ns_task_heap) == 0)
+ cont();
+
+ return GNUNET_YES;
+}
+
+
/**
- * Cleanup background lookups
+ * finish lookup
+ *
+ * @param rh resolver handle
+ * @param rlh record lookup handle
+ * @param rd_count number of results
+ * @param rd results
+ */
+static void
+finish_lookup (struct ResolverHandle *rh,
+ struct RecordLookupHandle* rlh,
+ unsigned int rd_count,
+ const struct GNUNET_NAMESTORE_RecordData *rd);
+
+
+/**
+ * Cleanup background lookups FIXME get rid of this??
*
* @param cls closure to iterator
* @param node heap nodes
* @return always GNUNET_YES
*/
static int
-cleanup_pending_background_queries(void* cls,
- struct GNUNET_CONTAINER_HeapNode *node,
- void *element,
- GNUNET_CONTAINER_HeapCostType cost)
+cleanup_pending_background_queries (void* cls,
+ struct GNUNET_CONTAINER_HeapNode *node,
+ void *element,
+ GNUNET_CONTAINER_HeapCostType cost)
{
struct ResolverHandle *rh = (struct ResolverHandle *)element;
ResolverCleanupContinuation cont = cls;
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"GNS_CLEANUP-%llu: Terminating background lookup for %s\n",
rh->id, rh->name);
- GNUNET_DHT_get_stop(rh->get_handle);
- rh->get_handle = NULL;
- rh->proc(rh->proc_cls, rh, 0, NULL);
+
+ //finish_lookup (rh, rh->proc_cls, 0, NULL);
+ //rh->get_handle = NULL;
+ //rh->proc(rh->proc_cls, rh, 0, NULL);
GNUNET_CONTAINER_heap_remove_node(node);
if (GNUNET_CONTAINER_heap_get_size(dht_lookup_heap) == 0)
- cont();
+ {
+ if (GNUNET_CONTAINER_heap_get_size(ns_task_heap) == 0)
+ cont();
+ else
+ {
+ GNUNET_CONTAINER_heap_iterate (ns_task_heap,
+ &cleanup_pending_ns_tasks,
+ cont);
+ }
+ }
return GNUNET_YES;
}
+/**
+ * Helper function to free resolver handle
+ *
+ * @param rh the handle to free
+ */
+static void
+free_resolver_handle (struct ResolverHandle* rh)
+{
+ struct AuthorityChain *ac;
+ struct AuthorityChain *ac_next;
+
+ if (NULL == rh)
+ return;
+
+ ac = rh->authority_chain_head;
+
+ while (NULL != ac)
+ {
+ ac_next = ac->next;
+ GNUNET_free(ac);
+ ac = ac_next;
+ }
+
+ if (NULL != rh->get_handle)
+ GNUNET_DHT_get_stop (rh->get_handle);
+
+ if (NULL != rh->dns_raw_packet)
+ GNUNET_free (rh->dns_raw_packet);
+
+ if (NULL != rh->namestore_task)
+ GNUNET_NAMESTORE_cancel (rh->namestore_task);
+ rh->namestore_task = NULL;
+
+ if (GNUNET_SCHEDULER_NO_TASK != rh->dns_read_task)
+ GNUNET_SCHEDULER_cancel (rh->dns_read_task);
+
+ if (GNUNET_SCHEDULER_NO_TASK != rh->timeout_task)
+ GNUNET_SCHEDULER_cancel (rh->timeout_task);
+
+ if (NULL != rh->dns_sock)
+ GNUNET_NETWORK_socket_close (rh->dns_sock);
+ if (NULL != rh->dns_resolver_handle)
+ GNUNET_RESOLVER_request_cancel (rh->dns_resolver_handle);
+ GNUNET_free(rh);
+}
+
+
+/**
+ * finish shorten
+ *
+ * @param rh resolver handle
+ * @param nsh name shorten handle
+ */
+static void
+finish_shorten (struct ResolverHandle *rh,
+ struct NameShortenHandle *nsh);
+/**
+ * finish get auth
+ *
+ * @param rh resolver handle
+ * @param nah get name authority handle
+ */
+static void
+finish_get_auth (struct ResolverHandle *rh,
+ struct GetNameAuthorityHandle* rlh);
/**
* Shutdown resolver
*/
void
-gns_resolver_cleanup(ResolverCleanupContinuation cont)
+gns_resolver_cleanup (ResolverCleanupContinuation cont)
{
- unsigned int s = GNUNET_CONTAINER_heap_get_size(dht_lookup_heap);
+ unsigned int s;
struct GetPseuAuthorityHandle *tmp;
struct AuthorityChain *iter;
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_CLEANUP: %d pending background queries to terminate\n", s);
tmp = gph_head;
for (tmp = gph_head; tmp != NULL; tmp = gph_head)
if (tmp->timeout != GNUNET_SCHEDULER_NO_TASK)
GNUNET_SCHEDULER_cancel (tmp->timeout);
tmp->timeout = GNUNET_SCHEDULER_NO_TASK;
+
+ if (NULL != tmp->namestore_task)
+ GNUNET_NAMESTORE_cancel (tmp->namestore_task);
+ tmp->namestore_task = NULL;
iter = tmp->ahead;
do
GNUNET_CONTAINER_DLL_remove (gph_head, gph_tail, tmp);
GNUNET_free (tmp);
}
+
+ while (NULL != rlh_head)
+ {
+ finish_lookup (rlh_head, rlh_head->proc_cls, 0, NULL);
+ }
-
+ while (NULL != nsh_head)
+ {
+ finish_shorten (nsh_head, nsh_head->proc_cls);
+ }
+
+ while (NULL != nah_head)
+ {
+ finish_get_auth (nah_head, nah_head->proc_cls);
+ }
+
+ s = GNUNET_CONTAINER_heap_get_size(dht_lookup_heap);
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_CLEANUP: %d pending background queries to terminate\n", s);
if (0 != s)
GNUNET_CONTAINER_heap_iterate (dht_lookup_heap,
&cleanup_pending_background_queries,
cont);
+ else if (0 != GNUNET_CONTAINER_heap_get_size(ns_task_heap))
+ {
+ GNUNET_CONTAINER_heap_iterate (ns_task_heap,
+ &cleanup_pending_ns_tasks,
+ cont);
+ }
else
cont();
}
-/**
- * Helper function to free resolver handle
- *
- * @param rh the handle to free
- */
-static void
-free_resolver_handle(struct ResolverHandle* rh)
-{
- struct AuthorityChain *ac;
- struct AuthorityChain *ac_next;
-
- if (NULL == rh)
- return;
-
- ac = rh->authority_chain_head;
-
- while (NULL != ac)
- {
- ac_next = ac->next;
- GNUNET_free(ac);
- ac = ac_next;
- }
-
- if (NULL != rh->dns_raw_packet)
- GNUNET_free (rh->dns_raw_packet);
-
- GNUNET_free(rh);
-}
/**
int32_t success,
const char *emsg)
{
+ struct NamestoreBGTask *nbg = cls;
+
+ GNUNET_CONTAINER_heap_remove_node (nbg->node);
+ GNUNET_free (nbg);
+
if (GNUNET_NO == success)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
char new_name[MAX_DNS_NAME_LENGTH];
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: dht lookup for query %s (%ds)timed out.\n",
+ "GNS_PHASE_REC-%llu: dht lookup for query %s (%ds)timed out.\n",
rh->id, rh->name, rh->timeout.rel_value);
/**
* Start resolution in bg
rh->name, GNUNET_GNS_TLD);
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Starting background lookup for %s type %d\n",
+ "GNS_PHASE_REC-%llu: Starting background lookup for %s type %d\n",
rh->id, new_name, rlh->record_type);
gns_resolver_lookup_record(rh->authority,
rh = (struct ResolverHandle *)cls;
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: got dht result (size=%d)\n", rh->id, size);
+ "GNS_PHASE_REC-%llu: got dht result (size=%d)\n", rh->id, size);
//FIXME maybe check expiration here, check block type
num_records = ntohl(nrb->rd_count);
{
struct GNUNET_NAMESTORE_RecordData rd[num_records];
+ struct NamestoreBGTask *ns_heap_root;
+ struct NamestoreBGTask *namestore_bg_task;
rd_data += strlen(name) + 1 + sizeof(struct GNSNameRecordBlock);
rd_size = size - strlen(name) - 1 - sizeof(struct GNSNameRecordBlock);
rd))
{
GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
- "GNS_PHASE_REC-%d: Error deserializing data!\n", rh->id);
+ "GNS_PHASE_REC-%llu: Error deserializing data!\n", rh->id);
return;
}
for (i=0; i<num_records; i++)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Got name: %s (wanted %s)\n",
+ "GNS_PHASE_REC-%llu: Got name: %s (wanted %s)\n",
rh->id, name, rh->name);
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Got type: %d (wanted %d)\n",
+ "GNS_PHASE_REC-%llu: Got type: %d (wanted %d)\n",
rh->id, rd[i].record_type, rlh->record_type);
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Got data length: %d\n",
+ "GNS_PHASE_REC-%llu: Got data length: %d\n",
rh->id, rd[i].data_size);
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Got flag %d\n",
+ "GNS_PHASE_REC-%llu: Got flag %d\n",
rh->id, rd[i].flags);
if ((strcmp(name, rh->name) == 0) &&
* FIXME check pubkey against existing key in namestore?
* https://gnunet.org/bugs/view.php?id=2179
*/
+ if (max_allowed_ns_tasks <=
+ GNUNET_CONTAINER_heap_get_size (ns_task_heap))
+ {
+ ns_heap_root = GNUNET_CONTAINER_heap_remove_root (ns_task_heap);
+ GNUNET_NAMESTORE_cancel (ns_heap_root->qe);
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_REC-%llu: Replacing oldest background ns task\n",
+ rh->id);
+ }
+
/* Save to namestore */
- GNUNET_NAMESTORE_record_put (namestore_handle,
+ namestore_bg_task = GNUNET_malloc (sizeof (struct NamestoreBGTask));
+ namestore_bg_task->qe = GNUNET_NAMESTORE_record_put (namestore_handle,
&nrb->public_key,
name,
exp,
rd,
&nrb->signature,
&on_namestore_record_put_result, //cont
- NULL); //cls
+ namestore_bg_task);
+ namestore_bg_task->node = GNUNET_CONTAINER_heap_insert (ns_task_heap,
+ namestore_bg_task,
+ GNUNET_TIME_absolute_get().abs_value);
+
if (rh->answered)
- rh->proc(rh->proc_cls, rh, num_records, rd);
- else
- rh->proc(rh->proc_cls, rh, 0, NULL);
+ rh->proc(rh->proc_cls, rh, num_records, rd);
+ else
+ rh->proc(rh->proc_cls, rh, 0, NULL);
}
}
GNUNET_CRYPTO_hash_to_enc (&lookup_key, &lookup_key_string);
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: starting dht lookup for %s with key: %s\n",
+ "GNS_PHASE_REC-%llu: starting dht lookup for %s with key: %s\n",
rh->id, rh->name, (char*)&lookup_key_string);
//rh->timeout_task = GNUNET_SCHEDULER_NO_TASK;
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Adjusting timeout\n", rh->id);
+ "GNS_PHASE_REC-%llu: Adjusting timeout\n", rh->id);
/*
* Set timeout for authority lookup phase to 1/2
*/
rh_heap_root->dht_heap_node = NULL;
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Replacing oldest background query for %s\n",
+ "GNS_PHASE_REC-%llu: Replacing oldest background query for %s\n",
rh->id, rh_heap_root->name);
rh_heap_root->proc(rh_heap_root->proc_cls,
rh_heap_root,
* @param signature the signature of the authority for the record data
*/
static void
-process_record_result_ns(void* cls,
- const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *key,
- struct GNUNET_TIME_Absolute expiration,
- const char *name, unsigned int rd_count,
- const struct GNUNET_NAMESTORE_RecordData *rd,
- const struct GNUNET_CRYPTO_RsaSignature *signature)
+process_record_result_ns (void* cls,
+ const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *key,
+ struct GNUNET_TIME_Absolute expiration,
+ const char *name, unsigned int rd_count,
+ const struct GNUNET_NAMESTORE_RecordData *rd,
+ const struct GNUNET_CRYPTO_RsaSignature *signature)
{
struct ResolverHandle *rh;
struct RecordLookupHandle *rlh;
rh = (struct ResolverHandle *) cls;
rlh = (struct RecordLookupHandle *)rh->proc_cls;
+
+ rh->namestore_task = NULL;
GNUNET_CRYPTO_short_hash(key,
sizeof(struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
&zone);
* Lookup terminated and no results
*/
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Namestore lookup for %s terminated without results\n",
+ "GNS_PHASE_REC-%llu: Namestore lookup for %s terminated without results\n",
rh->id, name);
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Record %s unknown in namestore\n",
+ "GNS_PHASE_REC-%llu: Record %s unknown in namestore\n",
rh->id, rh->name);
/**
* Our zone and no result? Cannot resolve TT
else
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Processing additional result %s from namestore\n",
+ "GNS_PHASE_REC-%llu: Processing additional result %s from namestore\n",
rh->id, name);
for (i=0; i<rd_count;i++)
{
(rd[i].flags & GNUNET_NAMESTORE_RF_PENDING))
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Record %s is awaiting user confirmation. Skipping\n",
+ "GNS_PHASE_REC-%llu: Record %s is awaiting user confirmation. Skipping\n",
rh->id, name);
continue;
}
== 0)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: This record is expired. Skipping\n",
+ "GNS_PHASE_REC-%llu: This record is expired. Skipping\n",
rh->id);
continue;
}
if (rh->answered == 0)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: No answers found. This is odd!\n", rh->id);
+ "GNS_PHASE_REC-%llu: No answers found. This is odd!\n", rh->id);
rh->proc(rh->proc_cls, rh, 0, NULL);
return;
}
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Found %d answer(s) to query in %d records!\n",
+ "GNS_PHASE_REC-%llu: Found %d answer(s) to query in %d records!\n",
rh->id, rh->answered, rd_count);
rh->proc(rh->proc_cls, rh, rd_count, rd);
if (af == AF_INET)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Answer is IPv4!\n",
+ "GNS_PHASE_REC-%llu: Answer is IPv4!\n",
rh->id);
- if (rlh->record_type != GNUNET_GNS_RECORD_TYPE_A)
+ if (rlh->record_type != GNUNET_GNS_RECORD_A)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Requested record is not IPv4!\n",
+ "GNS_PHASE_REC-%llu: Requested record is not IPv4!\n",
rh->id);
rh->proc (rh->proc_cls, rh, 0, NULL);
return;
}
- rd.record_type = GNUNET_GNS_RECORD_TYPE_A;
+ rd.record_type = GNUNET_GNS_RECORD_A;
rd.expiration_time = UINT64_MAX; /* FIXME: should probably pick something shorter... */
rd.data = address;
rd.data_size = sizeof (struct in_addr);
else if (af == AF_INET6)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Answer is IPv6!\n",
+ "GNS_PHASE_REC-%llu: Answer is IPv6!\n",
rh->id);
if (rlh->record_type != GNUNET_GNS_RECORD_AAAA)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Requested record is not IPv6!\n",
+ "GNS_PHASE_REC-%llu: Requested record is not IPv6!\n",
rh->id);
rh->proc (rh->proc_cls, rh, 0, NULL);
return;
}
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Got garbage from VPN!\n",
+ "GNS_PHASE_REC-%llu: Got garbage from VPN!\n",
rh->id);
rh->proc (rh->proc_cls, rh, 0, NULL);
}
-/**
- * finish lookup
- *
- * @param rh resolver handle
- * @param rlh record lookup handle
- * @param rd_count number of results
- * @param rd results
- */
-static void
-finish_lookup(struct ResolverHandle *rh,
- struct RecordLookupHandle* rlh,
- unsigned int rd_count,
- const struct GNUNET_NAMESTORE_RecordData *rd);
+
/**
* Process VPN lookup result for record
if (rd_count == 0)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC_VPN-%d: VPN returned no records. (status: %d)!\n",
+ "GNS_PHASE_REC_VPN-%llu: VPN returned no records. (status: %d)!\n",
rh->id,
rh->status);
/* give up, cannot resolve */
finish_lookup(rh, rlh, 0, NULL);
- free_resolver_handle(rh);
return;
}
/* results found yay */
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC_VPN-%d: Record resolved from VPN!", rh->id);
+ "GNS_PHASE_REC_VPN-%llu: Record resolved from VPN!", rh->id);
finish_lookup(rh, rlh, rd_count, rd);
-
- free_resolver_handle(rh);
}
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"No address found in DNS!\n");
finish_lookup (rh, rlh, 0, NULL);
- free_resolver_handle (rh);
return;
}
if (addrlen == sizeof (struct sockaddr_in))
{
sai = (struct sockaddr_in*) addr;
- rd.record_type = GNUNET_GNS_RECORD_TYPE_A;
+ rd.record_type = GNUNET_GNS_RECORD_A;
rd.data_size = sizeof (struct in_addr);
rd.data = &sai->sin_addr;
}
}
rd.expiration_time = UINT64_MAX; /* FIXME: should probably pick something shorter */
+ rd.flags = 0;
finish_lookup (rh, rlh, 1, &rd);
- free_resolver_handle (rh);
- GNUNET_RESOLVER_request_cancel (rh->dns_resolver_handle);
+
}
/**
struct RecordLookupHandle *rlh = rh->proc_cls;
int af;
- if ((rlh->record_type != GNUNET_GNS_RECORD_TYPE_A) &&
+ if ((rlh->record_type != GNUNET_GNS_RECORD_A) &&
(rlh->record_type != GNUNET_GNS_RECORD_AAAA))
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Can only resolve A/AAAA via stub... abort\n");
finish_lookup (rh, rlh, 0, NULL);
- free_resolver_handle (rh);
return;
}
- if (rlh->record_type == GNUNET_GNS_RECORD_TYPE_A)
+ if (rlh->record_type == GNUNET_GNS_RECORD_A)
af = AF_INET;
else
af = AF_INET6;
{
/* timeout or shutdown */
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Terminating DNS query\n");
+ "Terminating DNS query %d\n", tc->reason);
finish_lookup (rh, rlh, 0, NULL);
- GNUNET_NETWORK_socket_close (rh->dns_sock);
- free_resolver_handle (rh);
return;
}
{
GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "recvfrom");
finish_lookup (rh, rlh, 0, NULL);
- GNUNET_NETWORK_socket_close (rh->dns_sock);
- free_resolver_handle (rh);
return;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Failed to parse DNS reply!\n");
finish_lookup (rh, rlh, 0, NULL);
- GNUNET_NETWORK_socket_close (rh->dns_sock);
- free_resolver_handle (rh);
return;
}
packet->answers[i].type,
rlh->record_type);
/* http://tools.ietf.org/html/rfc1034#section-3.6.2 */
- if (packet->answers[i].type == GNUNET_GNS_RECORD_TYPE_CNAME)
+ if (packet->answers[i].type == GNUNET_GNS_RECORD_CNAME)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"CNAME... restarting query with %s\n",
rd.flags = 0;
rd.expiration_time = packet->answers[i].expiration_time.abs_value;
finish_lookup (rh, rlh, 1, &rd);
- GNUNET_NETWORK_socket_close (rh->dns_sock);
GNUNET_DNSPARSER_free_packet (packet);
- free_resolver_handle (rh);
return;
}
}
for (i = 0; i < packet->num_authority_records; i++)
{
- if (packet->authority_records[i].type == GNUNET_GNS_RECORD_TYPE_NS)
+ if (packet->authority_records[i].type == GNUNET_GNS_RECORD_NS)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Found NS delegation!\n");
if (found_delegation == GNUNET_NO)
break;
- if ((packet->additional_records[i].type == GNUNET_GNS_RECORD_TYPE_A) &&
+ if ((packet->additional_records[i].type == GNUNET_GNS_RECORD_A) &&
(0 == strcmp (packet->additional_records[i].name, delegation_name)))
{
GNUNET_assert (sizeof (struct in_addr) ==
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Nothing useful in DNS reply!\n");
finish_lookup (rh, rlh, 0, NULL);
- GNUNET_NETWORK_socket_close (rh->dns_sock);
- free_resolver_handle (rh);
GNUNET_DNSPARSER_free_packet (packet);
return;
}
{
struct GNUNET_NETWORK_FDSet *rset = GNUNET_NETWORK_fdset_create ();
GNUNET_NETWORK_fdset_set (rset, rh->dns_sock);
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending %dbyte DNS query\n",
+ rh->dns_raw_packet_size);
GNUNET_NETWORK_socket_sendto (rh->dns_sock,
rh->dns_raw_packet,
struct sockaddr *sa;
int i;
struct RecordLookupHandle *rlh = rh->proc_cls;
+
+ memset (&packet, 0, sizeof (struct GNUNET_DNSPARSER_Packet));
/* We cancel here as to not include the ns lookup in the timeout */
if (rh->timeout_task != GNUNET_SCHEDULER_NO_TASK)
for (i = 0; i < rd_count; i++)
{
/* Synthesize dns name */
- if (rd[i].record_type == GNUNET_GNS_RECORD_TYPE_NS)
+ if (rd[i].record_type == GNUNET_GNS_RECORD_NS)
{
strcpy (rh->dns_zone, (char*)rd[i].data);
if (0 == strcmp (rh->name, ""))
sprintf (rh->dns_name, "%s.%s", rh->name, (char*)rd[i].data);
}
/* The glue */
- if (rd[i].record_type == GNUNET_GNS_RECORD_TYPE_A)
+ if (rd[i].record_type == GNUNET_GNS_RECORD_A)
dnsip = *((struct in_addr*)rd[i].data);
}
"GNS_PHASE_REC_DNS-%llu: Error creating udp socket for dns!\n",
rh->id);
finish_lookup (rh, rlh, 0, NULL);
- free_resolver_handle (rh);
return;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"GNS_PHASE_REC_DNS-%llu: Error binding udp socket for dns!\n",
rh->id);
- GNUNET_NETWORK_socket_close (rh->dns_sock);
finish_lookup (rh, rlh, 0, NULL);
- free_resolver_handle (rh);
return;
}
rh->id);
GNUNET_NETWORK_socket_close (rh->dns_sock);
finish_lookup (rh, rlh, 0, NULL);
- free_resolver_handle (rh);
return;
}
int rd_count,
const struct GNUNET_NAMESTORE_RecordData *rd)
{
- int af;
- int proto;
- struct GNUNET_HashCode peer_id;
- struct GNUNET_CRYPTO_HashAsciiEncoded s_pid;
+ struct RecordLookupHandle *rlh = rh->proc_cls;
struct GNUNET_HashCode serv_desc;
- struct GNUNET_CRYPTO_HashAsciiEncoded s_sd;
- char* pos;
- size_t len = (sizeof (uint32_t) * 2) + (sizeof (struct GNUNET_HashCode) * 2);
+ struct vpn_data* vpn;
+ int af;
/* We cancel here as to not include the ns lookup in the timeout */
if (rh->timeout_task != GNUNET_SCHEDULER_NO_TASK)
rh->priv_key);
}
- /* Extracting VPN information FIXME rd parsing with NS API?*/
- if (len != rd->data_size)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC_VPN-%llu: Error parsing VPN RR!\n",
- rh->id);
- finish_lookup (rh, rh->proc_cls, 0, NULL);
- free_resolver_handle (rh);
- return;
- }
-
- pos = (char*)rd;
- memcpy (&af, pos, sizeof (uint32_t));
- pos += sizeof (uint32_t);
- memcpy (&proto, pos, sizeof (uint32_t));
- pos += sizeof (uint32_t);
- memcpy (&s_pid, pos, sizeof (struct GNUNET_HashCode));
- pos += sizeof (struct GNUNET_HashCode);
- memcpy (&s_sd, pos, sizeof (struct GNUNET_HashCode));
+ vpn = (struct vpn_data*)rd->data;
- if ((GNUNET_OK != GNUNET_CRYPTO_hash_from_string ((char*)&s_pid, &peer_id)) ||
- (GNUNET_OK != GNUNET_CRYPTO_hash_from_string ((char*)&s_sd, &serv_desc)))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC_VPN-%llu: Error parsing VPN RR hashes!\n",
- rh->id);
- finish_lookup (rh, rh->proc_cls, 0, NULL);
- free_resolver_handle (rh);
- return;
- }
+ GNUNET_CRYPTO_hash ((char*)&vpn[1],
+ strlen ((char*)&vpn[1]) + 1,
+ &serv_desc);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_REC_VPN-%llu: proto %hu peer %s!\n",
+ rh->id,
+ ntohs (vpn->proto),
+ GNUNET_h2s (&vpn->peer));
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_REC_VPN-%llu: service %s -> %s!\n",
+ rh->id,
+ (char*)&vpn[1],
+ GNUNET_h2s (&serv_desc));
rh->proc = &handle_record_vpn;
if (NULL == vpn_handle)
"GNS_PHASE_REC_VPN-%llu: VPN not connected!\n",
rh->id);
finish_lookup (rh, rh->proc_cls, 0, NULL);
- free_resolver_handle (rh);
return;
}
+
+ if (rlh->record_type == GNUNET_GNS_RECORD_A)
+ af = AF_INET;
+ else
+ af = AF_INET6;
//FIXME timeout??
rh->vpn_handle = GNUNET_VPN_redirect_to_peer (vpn_handle,
- af, proto,
- (struct GNUNET_PeerIdentity*)&peer_id,
+ af, ntohs (vpn->proto),
+ (struct GNUNET_PeerIdentity *)&vpn->peer,
&serv_desc,
GNUNET_NO, //nac
GNUNET_TIME_UNIT_FOREVER_ABS, //FIXME
* since we tried to resolve it to an authority
* and failed.
**/
- GNUNET_NAMESTORE_lookup_record(namestore_handle,
+ rh->namestore_task = GNUNET_NAMESTORE_lookup_record(namestore_handle,
&rh->authority,
rh->name,
rlh->record_type,
struct GNUNET_TIME_Relative remaining_time;
int i;
+ rh->namestore_task = NULL;
remaining_time = GNUNET_TIME_absolute_get_remaining (expiration);
for (i = 0; i < rd_count; i++)
if (rh->timeout.rel_value != GNUNET_TIME_UNIT_FOREVER_REL.rel_value)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_REV-%d: Starting background lookup for %s type %d\n",
+ "GNS_PHASE_DELEGATE_REV-%llu: Starting background lookup for %s type %d\n",
rh->id, "+.gnunet", GNUNET_GNS_RECORD_REV);
gns_resolver_lookup_record(rh->authority,
}
}
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_REV-%llu: Revocation checkpassed\n",
+ "GNS_PHASE_DELEGATE_REV-%llu: Revocation check passed\n",
rh->id);
/**
* We are done with PKEY resolution if name is empty
}
+/**
+ * Callback when record data is put into namestore
+ *
+ * @param cls the closure
+ * @param success GNUNET_OK on success
+ * @param emsg the error message. NULL if SUCCESS==GNUNET_OK
+ */
+void
+on_namestore_delegation_put_result(void *cls,
+ int32_t success,
+ const char *emsg)
+{
+ struct NamestoreBGTask *nbg = cls;
+
+ GNUNET_CONTAINER_heap_remove_node (nbg->node);
+ GNUNET_free (nbg);
+
+ if (GNUNET_NO == success)
+ {
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_NS: records already in namestore\n");
+ return;
+ }
+ else if (GNUNET_YES == success)
+ {
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_NS: records successfully put in namestore\n");
+ return;
+ }
+
+ GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
+ "GNS_NS: Error putting records into namestore: %s\n", emsg);
+}
+
/**
* Function called when we get a result from the dht
* for our query. Recursively tries to resolve authorities
name = (char*)&nrb[1];
{
struct GNUNET_NAMESTORE_RecordData rd[num_records];
+ struct NamestoreBGTask *ns_heap_root;
+ struct NamestoreBGTask *namestore_bg_task;
rd_data += strlen(name) + 1 + sizeof(struct GNSNameRecordBlock);
rd_size = size - strlen(name) - 1 - sizeof(struct GNSNameRecordBlock);
rh->id, rd[i].flags);
if ((rd[i].record_type == GNUNET_GNS_RECORD_VPN) ||
- (rd[i].record_type == GNUNET_GNS_RECORD_TYPE_NS) ||
- (rd[i].record_type == GNUNET_GNS_RECORD_TYPE_CNAME))
+ (rd[i].record_type == GNUNET_GNS_RECORD_NS) ||
+ (rd[i].record_type == GNUNET_GNS_RECORD_CNAME))
{
/**
* This is a VPN,NS,CNAME entry. Let namestore handle this after caching
if (0 != GNUNET_CRYPTO_short_hash_cmp(&rh->authority_chain_tail->zone,
&zone))
{
- GNUNET_NAMESTORE_record_put (namestore_handle,
+ if (max_allowed_ns_tasks <=
+ GNUNET_CONTAINER_heap_get_size (ns_task_heap))
+ {
+ ns_heap_root = GNUNET_CONTAINER_heap_remove_root (ns_task_heap);
+ GNUNET_NAMESTORE_cancel (ns_heap_root->qe);
+
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_REC-%llu: Replacing oldest background ns task\n",
+ rh->id);
+ }
+
+ namestore_bg_task = GNUNET_malloc (sizeof (struct NamestoreBGTask));
+
+ namestore_bg_task->node = GNUNET_CONTAINER_heap_insert (ns_task_heap,
+ namestore_bg_task,
+ GNUNET_TIME_absolute_get().abs_value);
+ namestore_bg_task->qe = GNUNET_NAMESTORE_record_put (namestore_handle,
&nrb->public_key,
name,
exp,
num_records,
rd,
&nrb->signature,
- &on_namestore_record_put_result, //cont
- NULL); //cls
+ &on_namestore_delegation_put_result, //cont
+ namestore_bg_task); //cls
}
}
-
+
if (rh->answered)
{
rh->answered = 0;
* FIXME in this case. should we ask namestore again?
*/
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_DHT-%llu: Answer from DHT for %s. Yet to resolve: %s\n",
- rh->id, rh->authority_name, rh->name);
+ "GNS_PHASE_DELEGATE_DHT-%llu: Answer from DHT for %s. Yet to resolve: %s\n",
+ rh->id, rh->authority_name, rh->name);
if (strcmp(rh->name, "") == 0)
{
rh->proc = &handle_delegation_ns;
/* Check for key revocation and delegate */
- GNUNET_NAMESTORE_lookup_record (namestore_handle,
+ rh->namestore_task = GNUNET_NAMESTORE_lookup_record (namestore_handle,
&rh->authority,
"+",
GNUNET_GNS_RECORD_REV,
&process_pkey_revocation_result_ns,
- rh);
-
- /*if (strcmp(rh->name, "") == 0)
- {
- if ((rh->priv_key != NULL) && is_canonical (rh->name))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_DHT-%llu: Trying to shorten authority chain\n",
- rh->id);
- start_shorten (rh->authority_chain_tail,
- rh->priv_key);
- }
-
- rh->proc(rh->proc_cls, rh, 0, NULL);
- }
- else
- {
- rh->proc = &handle_delegation_ns;
- resolve_delegation_ns (rh);
- }
- */
+ rh);
+
return;
}
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"GNS_PHASE_DELEGATE_DHT-%llu: %s restored\n", rh->id, rh->name);
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_DHT-%llu: DHT authority lookup found no match!\n",
+ "GNS_PHASE_DELEGATE_DHT-%llu: DHT authority lookup found no match!\n",
rh->id);
rh->proc(rh->proc_cls, rh, 0, NULL);
}
#define MAX_SOA_LENGTH sizeof(uint32_t)+sizeof(uint32_t)+sizeof(uint32_t)+sizeof(uint32_t)\
+(MAX_DNS_NAME_LENGTH*2)
#define MAX_MX_LENGTH sizeof(uint16_t)+MAX_DNS_NAME_LENGTH
+#define MAX_SRV_LENGTH (sizeof(uint16_t)*3)+MAX_DNS_NAME_LENGTH
static void
-expand_plus(char** dest, char* src, char* repl)
+expand_plus(char* dest, char* src, char* repl)
{
char* pos;
unsigned int s_len = strlen(src)+1;
"GNS_POSTPROCESS: %s to short\n", src);
/* no postprocessing */
- memcpy(*dest, src, s_len+1);
+ memcpy(dest, src, s_len+1);
return;
}
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"GNS_POSTPROCESS: Expanding .+ in %s\n", src);
- memset(*dest, 0, s_len+strlen(repl)+strlen(GNUNET_GNS_TLD));
- strcpy(*dest, src);
- pos = *dest+s_len-2;
+ memset(dest, 0, s_len+strlen(repl)+strlen(GNUNET_GNS_TLD));
+ strcpy(dest, src);
+ pos = dest+s_len-2;
strcpy(pos, repl);
pos += strlen(repl);
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_POSTPROCESS: Expanded to %s\n", *dest);
+ "GNS_POSTPROCESS: Expanded to %s\n", dest);
}
else
{
- memcpy(*dest, src, s_len+1);
+ memcpy(dest, src, s_len+1);
}
}
* finish lookup
*/
static void
-finish_lookup(struct ResolverHandle *rh,
- struct RecordLookupHandle* rlh,
- unsigned int rd_count,
- const struct GNUNET_NAMESTORE_RecordData *rd)
+finish_lookup (struct ResolverHandle *rh,
+ struct RecordLookupHandle* rlh,
+ unsigned int rd_count,
+ const struct GNUNET_NAMESTORE_RecordData *rd)
{
int i;
char new_rr_data[MAX_DNS_NAME_LENGTH];
char new_mx_data[MAX_MX_LENGTH];
char new_soa_data[MAX_SOA_LENGTH];
+ char new_srv_data[MAX_SRV_LENGTH];
+ struct srv_data *old_srv;
+ struct srv_data *new_srv;
+ struct soa_data *old_soa;
+ struct soa_data *new_soa;
struct GNUNET_NAMESTORE_RecordData p_rd[rd_count];
char* repl_string;
char* pos;
rh->timeout_task = GNUNET_SCHEDULER_NO_TASK;
}
+ GNUNET_CONTAINER_DLL_remove (rlh_head, rlh_tail, rh);
+
if (rd_count > 0)
memcpy(p_rd, rd, rd_count*sizeof(struct GNUNET_NAMESTORE_RecordData));
for (i = 0; i < rd_count; i++)
{
- if (rd[i].record_type != GNUNET_GNS_RECORD_TYPE_NS &&
- rd[i].record_type != GNUNET_GNS_RECORD_TYPE_CNAME &&
+ if (rd[i].record_type != GNUNET_GNS_RECORD_NS &&
+ rd[i].record_type != GNUNET_GNS_RECORD_PTR &&
+ rd[i].record_type != GNUNET_GNS_RECORD_CNAME &&
rd[i].record_type != GNUNET_GNS_RECORD_MX &&
- rd[i].record_type != GNUNET_GNS_RECORD_TYPE_SOA)
+ rd[i].record_type != GNUNET_GNS_RECORD_SOA &&
+ rd[i].record_type != GNUNET_GNS_RECORD_SRV)
{
p_rd[i].data = rd[i].data;
continue;
offset = 0;
if (rd[i].record_type == GNUNET_GNS_RECORD_MX)
{
- memcpy(new_mx_data, (char*)rd[i].data, sizeof(uint16_t));
+ memcpy (new_mx_data, (char*)rd[i].data, sizeof(uint16_t));
offset = sizeof(uint16_t);
pos = new_mx_data+offset;
- expand_plus(&pos, (char*)rd[i].data+sizeof(uint16_t),
+ expand_plus(pos, (char*)rd[i].data+sizeof(uint16_t),
repl_string);
offset += strlen(new_mx_data+sizeof(uint16_t))+1;
p_rd[i].data = new_mx_data;
p_rd[i].data_size = offset;
}
- else if (rd[i].record_type == GNUNET_GNS_RECORD_TYPE_SOA)
+ else if (rd[i].record_type == GNUNET_GNS_RECORD_SRV)
+ {
+ /*
+ * Prio, weight and port
+ */
+ new_srv = (struct srv_data*)new_srv_data;
+ old_srv = (struct srv_data*)rd[i].data;
+ new_srv->prio = old_srv->prio;
+ new_srv->weight = old_srv->weight;
+ new_srv->port = old_srv->port;
+ expand_plus((char*)&new_srv[1], (char*)&old_srv[1],
+ repl_string);
+ p_rd[i].data = new_srv_data;
+ p_rd[i].data_size = sizeof (struct srv_data) + strlen ((char*)&new_srv[1]) + 1;
+ }
+ else if (rd[i].record_type == GNUNET_GNS_RECORD_SOA)
{
/* expand mname and rname */
- pos = new_soa_data;
- expand_plus(&pos, (char*)rd[i].data, repl_string);
- offset = strlen(new_soa_data)+1;
- pos = new_soa_data+offset;
- expand_plus(&pos, (char*)rd[i].data+offset, repl_string);
- offset += strlen(new_soa_data+offset)+1;
- /* cpy the 4 numbers serial refresh retry and expire */
- memcpy(new_soa_data+offset, (char*)rd[i].data+offset, sizeof(uint32_t)*5);
- offset += sizeof(uint32_t)*5;
- p_rd[i].data_size = offset;
+ old_soa = (struct soa_data*)rd[i].data;
+ new_soa = (struct soa_data*)new_soa_data;
+ memcpy (new_soa, old_soa, sizeof (struct soa_data));
+ expand_plus((char*)&new_soa[1], (char*)&old_soa[1], repl_string);
+ offset = strlen ((char*)&new_soa[1]) + 1;
+ expand_plus((char*)&new_soa[1] + offset,
+ (char*)&old_soa[1] + strlen ((char*)&old_soa[1]) + 1,
+ repl_string);
+ p_rd[i].data_size = sizeof (struct soa_data)
+ + offset
+ + strlen ((char*)&new_soa[1] + offset);
p_rd[i].data = new_soa_data;
}
else
{
pos = new_rr_data;
- expand_plus(&pos, (char*)rd[i].data, repl_string);
+ expand_plus(pos, (char*)rd[i].data, repl_string);
p_rd[i].data_size = strlen(new_rr_data)+1;
p_rd[i].data = new_rr_data;
}
rlh->proc(rlh->proc_cls, rd_count, p_rd);
GNUNET_free(rlh);
-
+ free_resolver_handle (rh);
}
/**
if (rd_count == 0)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: No records for %s found in DHT. Aborting\n",
+ "GNS_PHASE_REC-%llu: No records for %s found in DHT. Aborting\n",
rh->id, rh->name);
/* give up, cannot resolve */
finish_lookup(rh, rlh, 0, NULL);
- free_resolver_handle(rh);
return;
}
/* results found yay */
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Record resolved from DHT!", rh->id);
+ "GNS_PHASE_REC-%llu: Record resolved from DHT!", rh->id);
finish_lookup(rh, rlh, rd_count, rd);
- free_resolver_handle(rh);
}
{
struct RecordLookupHandle* rlh;
rlh = (struct RecordLookupHandle*) cls;
+ int check_dht = GNUNET_YES;
+
if (rd_count == 0)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: NS returned no records. (status: %d)!\n",
+ "GNS_PHASE_REC-%llu: NS returned no records. (status: %d)!\n",
rh->id,
rh->status);
* would already have an entry in the NS for the record)
* 5. We are not in cache only mode
*/
- if (((rh->status & RSL_RECORD_EXPIRED) || (rh->status &!RSL_RECORD_EXISTS))
- && GNUNET_CRYPTO_short_hash_cmp(&rh->authority_chain_head->zone,
- &rh->private_local_zone) &&
- (strcmp(rh->name, "+") == 0) &&
- (rh->only_cached == GNUNET_NO))
+ if (((rh->status & RSL_RECORD_EXPIRED) != 0) &&
+ ((rh->status & RSL_RECORD_EXISTS) == 0) )
+ check_dht = GNUNET_NO;
+
+ if (0 != GNUNET_CRYPTO_short_hash_cmp(&rh->authority_chain_head->zone,
+ &rh->private_local_zone))
+ check_dht = GNUNET_NO;
+
+ if ((strcmp (rh->name, "+") != 0) && (is_srv (rh->name) != 0))
+ check_dht = GNUNET_NO;
+
+
+ if (rh->only_cached == GNUNET_YES)
+ check_dht = GNUNET_NO;
+
+ if (GNUNET_YES == check_dht)
{
rh->proc = &handle_record_dht;
resolve_record_dht(rh);
}
/* give up, cannot resolve */
finish_lookup(rh, rlh, 0, NULL);
- free_resolver_handle(rh);
return;
}
/* results found yay */
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_REC-%d: Record resolved from namestore!", rh->id);
+ "GNS_PHASE_REC-%llu: Record resolved from namestore!\n", rh->id);
finish_lookup(rh, rlh, rd_count, rd);
- free_resolver_handle(rh);
}
{
uint32_t len;
- if (is_canonical(name))
+ if (is_canonical (name))
{
strcpy(dest, name);
strcpy(name, "");
"GNS_PHASE_DELEGATE_DHT-%llu: Resolved queried PKEY via DHT.\n",
rh->id);
finish_lookup(rh, rlh, rd_count, rd);
- free_resolver_handle(rh);
return;
}
/* We resolved full name for delegation. resolving record */
"GNS_PHASE_DELEGATE_DHT-%llu: Cannot fully resolve delegation for %s via DHT!\n",
rh->id, rh->name);
finish_lookup(rh, rlh, 0, NULL);
- free_resolver_handle(rh);
}
{
/* terminate oldest lookup */
rh_heap_root = GNUNET_CONTAINER_heap_remove_root (dht_lookup_heap);
- GNUNET_DHT_get_stop(rh_heap_root->get_handle);
+ GNUNET_DHT_get_stop (rh_heap_root->get_handle);
+ rh_heap_root->get_handle = NULL;
rh_heap_root->dht_heap_node = NULL;
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
{
struct RecordLookupHandle* rlh;
rlh = (struct RecordLookupHandle*) cls;
+ int check_dht = GNUNET_YES;
+ int s_len = 0;
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"GNS_PHASE_DELEGATE_NS-%llu: Resolution status: %d.\n",
if (rh->status & RSL_PKEY_REVOKED)
{
finish_lookup (rh, rlh, 0, NULL);
- free_resolver_handle (rh);
return;
}
rh->id);
if (rh->status & RSL_CNAME_FOUND)
{
- if (rlh->record_type == GNUNET_GNS_RECORD_TYPE_CNAME)
+ if (rlh->record_type == GNUNET_GNS_RECORD_CNAME)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"GNS_PHASE_DELEGATE_NS-%llu: Resolved queried CNAME in NS.\n",
rh->id);
- finish_lookup(rh, rlh, rd_count, rd);
- free_resolver_handle(rh);
+ strcpy (rh->name, rh->authority_name);
+ finish_lookup (rh, rlh, rd_count, rd);
return;
}
- /* A CNAME can only occur alone */
- GNUNET_assert (is_canonical ((char*)rd->data));
- strcpy (rh->name, rd->data);
- resolve_delegation_ns (rh);
- return;
+ /* A .+ CNAME */
+ if (is_tld ((char*)rd->data, GNUNET_GNS_TLD_PLUS))
+ {
+ s_len = strlen (rd->data) - 2;
+ memcpy (rh->name, rd->data, s_len);
+ rh->name[s_len] = '\0';
+ resolve_delegation_ns (rh);
+ return;
+ }
+ else if (is_tld ((char*)rd->data, GNUNET_GNS_TLD_ZKEY))
+ {
+ gns_resolver_lookup_record (rh->authority,
+ rh->private_local_zone,
+ rlh->record_type,
+ (char*)rd->data,
+ rh->priv_key,
+ rh->timeout,
+ rh->only_cached,
+ rlh->proc,
+ rlh->proc_cls);
+ GNUNET_free (rlh);
+ GNUNET_CONTAINER_DLL_remove (rlh_head, rlh_tail, rh);
+ free_resolver_handle (rh);
+ return;
+ }
+ else
+ {
+ //Try DNS resolver
+ strcpy (rh->dns_name, (char*)rd->data);
+ resolve_dns_name (rh);
+ return;
+ }
+
}
else if (rh->status & RSL_DELEGATE_VPN)
{
"GNS_PHASE_DELEGATE_NS-%llu: Resolved queried VPNRR in NS.\n",
rh->id);
finish_lookup(rh, rlh, rd_count, rd);
- free_resolver_handle(rh);
return;
}
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
}
else if (rh->status & RSL_DELEGATE_NS)
{
- if (rlh->record_type == GNUNET_GNS_RECORD_TYPE_NS)
+ if (rlh->record_type == GNUNET_GNS_RECORD_NS)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"GNS_PHASE_DELEGATE_NS-%llu: Resolved queried NSRR in NS.\n",
rh->id);
finish_lookup(rh, rlh, rd_count, rd);
- free_resolver_handle(rh);
return;
}
"GNS_PHASE_DELEGATE_NS-%llu: Resolved PKEY is revoked.\n",
rh->id);
finish_lookup (rh, rlh, 0, NULL);
- free_resolver_handle (rh);
return;
}
else if (rlh->record_type == GNUNET_GNS_RECORD_PKEY)
"GNS_PHASE_DELEGATE_NS-%llu: Resolved queried PKEY in NS.\n",
rh->id);
finish_lookup(rh, rlh, rd_count, rd);
- free_resolver_handle(rh);
return;
}
}
if (rh->status & RSL_DELEGATE_NS)
{
- if (rlh->record_type == GNUNET_GNS_RECORD_TYPE_NS)
+ if (rlh->record_type == GNUNET_GNS_RECORD_NS)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"GNS_PHASE_DELEGATE_NS-%llu: Resolved queried NSRR in NS.\n",
rh->id);
finish_lookup(rh, rlh, rd_count, rd);
- free_resolver_handle(rh);
return;
}
* and exists
* or we are authority
**/
- if (((rh->status & RSL_RECORD_EXISTS) && (!(rh->status & RSL_RECORD_EXPIRED)))
- || !GNUNET_CRYPTO_short_hash_cmp(&rh->authority_chain_head->zone,
- &rh->private_local_zone))
+
+ if ((rh->status & RSL_RECORD_EXISTS) &&
+ !(rh->status & RSL_RECORD_EXPIRED))
+ check_dht = GNUNET_NO;
+
+ if (0 == GNUNET_CRYPTO_short_hash_cmp(&rh->authority_chain_head->zone,
+ &rh->private_local_zone))
+ check_dht = GNUNET_NO;
+
+ if (rh->only_cached == GNUNET_YES)
+ check_dht = GNUNET_NO;
+
+ if (check_dht == GNUNET_NO)
{
if (is_canonical(rh->name))
{
return;
}
- if (rh->only_cached == GNUNET_YES)
- {
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: Only cache resolution, no result\n",
- rh->id, rh->name);
- finish_lookup(rh, rlh, rd_count, rd);
- return;
- }
-
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"GNS_PHASE_DELEGATE_NS-%llu: Trying to resolve delegation for %s via DHT\n",
rh->id, rh->name);
unsigned int i;
struct GNUNET_TIME_Absolute et;
- rh = (struct ResolverHandle *)cls;
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: Got %d records from authority lookup\n",
- rh->id, rd_count);
+ rh = (struct ResolverHandle *)cls;
+ rh->namestore_task = NULL;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_DELEGATE_NS-%llu: Got %d records from authority lookup\n",
+ rh->id, rd_count);
- GNUNET_CRYPTO_short_hash(key,
- sizeof(struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
- &zone);
+ GNUNET_CRYPTO_short_hash (key,
+ sizeof(struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
+ &zone);
remaining_time = GNUNET_TIME_absolute_get_remaining (expiration);
rh->status = 0;
if (name != NULL)
{
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: Records with name %s exist.\n",
- rh->id, name);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_DELEGATE_NS-%llu: Records with name %s exist.\n",
+ rh->id, name);
rh->status |= RSL_RECORD_EXISTS;
if (remaining_time.rel_value == 0)
{
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: Record set %s expired.\n",
- rh->id, name);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_DELEGATE_NS-%llu: Record set %s expired.\n",
+ rh->id, name);
rh->status |= RSL_RECORD_EXPIRED;
}
}
* Promote this authority back to a name maybe it is
* our record.
*/
- if (strcmp(rh->name, "") == 0)
+ if (strcmp (rh->name, "") == 0)
{
/* simply promote back */
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: Promoting %s back to name\n",
- rh->id, rh->authority_name);
- strcpy(rh->name, rh->authority_name);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_DELEGATE_NS-%llu: Promoting %s back to name\n",
+ rh->id, rh->authority_name);
+ strcpy (rh->name, rh->authority_name);
}
else
{
/* add back to existing name */
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: Adding %s back to %s\n",
- rh->id, rh->authority_name, rh->name);
- //memset(new_name, 0, strlen(rh->name) + strlen(rh->authority_name) + 2);
- GNUNET_snprintf(new_name, MAX_DNS_NAME_LENGTH, "%s.%s",
- rh->name, rh->authority_name);
- //strcpy(new_name, rh->name);
- //strcpy(new_name+strlen(new_name), ".");
- //strcpy(new_name+strlen(new_name), rh->authority_name);
- strcpy(rh->name, new_name);
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: %s restored\n", rh->id, rh->name);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_DELEGATE_NS-%llu: Adding %s back to %s\n",
+ rh->id, rh->authority_name, rh->name);
+ GNUNET_snprintf (new_name, MAX_DNS_NAME_LENGTH, "%s.%s",
+ rh->name, rh->authority_name);
+ strcpy (rh->name, new_name);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_DELEGATE_NS-%llu: %s restored\n",
+ rh->id, rh->name);
}
- rh->proc(rh->proc_cls, rh, 0, NULL);
+
+ rh->proc (rh->proc_cls, rh, 0, NULL);
return;
}
* move on with query
* Note only 1 pkey should have been returned.. anything else would be strange
*/
- for (i=0; i<rd_count;i++)
+ for (i=0; i < rd_count;i++)
{
/**
* A CNAME. Like regular DNS this means the is no other record for this
* name.
*/
- if (rd[i].record_type == GNUNET_GNS_RECORD_TYPE_CNAME)
+ if (rd[i].record_type == GNUNET_GNS_RECORD_CNAME)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"GNS_PHASE_DELEGATE_NS-%llu: CNAME found.\n",
rh->id);
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: new name to resolve: %s.\n",
- rh->id, rh->name);
rh->status |= RSL_CNAME_FOUND;
rh->proc (rh->proc_cls, rh, rd_count, rd);
* Redirect via NS
* FIXME make optional
*/
- if (rd[i].record_type == GNUNET_GNS_RECORD_TYPE_NS)
+ if (rd[i].record_type == GNUNET_GNS_RECORD_NS)
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"GNS_PHASE_DELEGATE_NS-%llu: NS found.\n",
rh->status |= RSL_DELEGATE_PKEY;
- if (ignore_pending_records &&
+ if ((ignore_pending_records != 0) &&
(rd[i].flags & GNUNET_NAMESTORE_RF_PENDING))
{
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: PKEY for %s is pending user confirmation.\n",
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_DELEGATE_NS-%llu: PKEY for %s is pending user confirmation.\n",
rh->id,
name);
continue;
if ((GNUNET_TIME_absolute_get_remaining (et)).rel_value
== 0)
{
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: This pkey is expired.\n",
- rh->id);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_DELEGATE_NS-%llu: This pkey is expired.\n",
+ rh->id);
if (remaining_time.rel_value == 0)
{
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "GNS_PHASE_DELEGATE_NS-%llu: This dht entry is expired.\n",
- rh->id);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "GNS_PHASE_DELEGATE_NS-%llu: This dht entry is expired.\n",
+ rh->id);
rh->authority_chain_head->fresh = 0;
- rh->proc(rh->proc_cls, rh, 0, NULL);
+ rh->proc (rh->proc_cls, rh, 0, NULL);
return;
}
/**
* Resolve rest of query with new authority
*/
- GNUNET_assert(rd[i].record_type == GNUNET_GNS_RECORD_PKEY);
- memcpy(&rh->authority, rd[i].data,
- sizeof(struct GNUNET_CRYPTO_ShortHashCode));
- struct AuthorityChain *auth = GNUNET_malloc(sizeof(struct AuthorityChain));
+ GNUNET_assert (rd[i].record_type == GNUNET_GNS_RECORD_PKEY);
+ memcpy (&rh->authority, rd[i].data,
+ sizeof (struct GNUNET_CRYPTO_ShortHashCode));
+ struct AuthorityChain *auth = GNUNET_malloc(sizeof (struct AuthorityChain));
auth->zone = rh->authority;
- memset(auth->name, 0, strlen(rh->authority_name)+1);
- strcpy(auth->name, rh->authority_name);
+ memset (auth->name, 0, strlen (rh->authority_name)+1);
+ strcpy (auth->name, rh->authority_name);
GNUNET_CONTAINER_DLL_insert (rh->authority_chain_head,
rh->authority_chain_tail,
auth);
/* Check for key revocation and delegate */
- GNUNET_NAMESTORE_lookup_record (namestore_handle,
+ rh->namestore_task = GNUNET_NAMESTORE_lookup_record (namestore_handle,
&rh->authority,
"+",
GNUNET_GNS_RECORD_REV,
"GNS_PHASE_DELEGATE_NS-%llu: Resolving delegation for %s\n",
rh->id, rh->name);
pop_tld(rh->name, rh->authority_name);
- GNUNET_NAMESTORE_lookup_record(namestore_handle,
+ rh->namestore_task = GNUNET_NAMESTORE_lookup_record(namestore_handle,
&rh->authority,
rh->authority_name,
GNUNET_GNS_RECORD_ANY,
* @param cls the closure to pass to proc
*/
void
-gns_resolver_lookup_record(struct GNUNET_CRYPTO_ShortHashCode zone,
- struct GNUNET_CRYPTO_ShortHashCode pzone,
- uint32_t record_type,
- const char* name,
- struct GNUNET_CRYPTO_RsaPrivateKey *key,
- struct GNUNET_TIME_Relative timeout,
- int only_cached,
- RecordLookupProcessor proc,
- void* cls)
+gns_resolver_lookup_record (struct GNUNET_CRYPTO_ShortHashCode zone,
+ struct GNUNET_CRYPTO_ShortHashCode pzone,
+ uint32_t record_type,
+ const char* name,
+ struct GNUNET_CRYPTO_RsaPrivateKey *key,
+ struct GNUNET_TIME_Relative timeout,
+ int only_cached,
+ RecordLookupProcessor proc,
+ void* cls)
{
struct ResolverHandle *rh;
struct RecordLookupHandle* rlh;
return;
}
- rlh = GNUNET_malloc(sizeof(struct RecordLookupHandle));
- rh = GNUNET_malloc(sizeof (struct ResolverHandle));
-
+ rlh = GNUNET_malloc (sizeof(struct RecordLookupHandle));
+ rh = GNUNET_malloc (sizeof (struct ResolverHandle));
+
+ memset (rh, 0, sizeof (struct ResolverHandle));
rh->authority = zone;
rh->id = rid++;
rh->proc_cls = rlh;
rh->get_handle = NULL;
rh->private_local_zone = pzone;
rh->only_cached = only_cached;
+ rh->namestore_task = NULL;
+
+ GNUNET_CONTAINER_DLL_insert (rlh_head, rlh_tail, rh);
if (NULL == key)
{
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Cannot convert ZKEY %s to hash!\n", string_hash);
- GNUNET_free(rh);
- GNUNET_free(rlh);
- proc(cls, 0, NULL);
+
+ GNUNET_CONTAINER_DLL_remove (rlh_head, rlh_tail, rh);
+ GNUNET_free (rh);
+ GNUNET_free (rlh);
+ proc (cls, 0, NULL);
return;
}
/**
* Presumably GNUNET tld
*/
- memset(rh->name, 0,
- strlen(name)-strlen(GNUNET_GNS_TLD));
- memcpy(rh->name, name,
- strlen(name)-strlen(GNUNET_GNS_TLD) - 1);
+ memset (rh->name, 0,
+ strlen(name)-strlen(GNUNET_GNS_TLD));
+ memcpy (rh->name, name,
+ strlen(name)-strlen(GNUNET_GNS_TLD) - 1);
}
}
/******** END Record Resolver ***********/
+static void
+finish_shorten (struct ResolverHandle *rh,
+ struct NameShortenHandle *nsh)
+{
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending %s as shorten result\n", nsh->result);
+ nsh->proc (nsh->proc_cls, nsh->result);
+ GNUNET_CONTAINER_DLL_remove (nsh_head, nsh_tail, rh);
+ GNUNET_free (nsh);
+ free_resolver_handle (rh);
+}
+
+
/**
* Callback calles by namestore for a zone to name
* result
char tmp_name[MAX_DNS_NAME_LENGTH];
size_t answer_len;
+ rh->namestore_task = NULL;
/* we found a match in our own root zone */
if (rd_len != 0)
{
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "result strlen %d\n", strlen(name));
answer_len = strlen(rh->name) + strlen(name) + strlen(GNUNET_GNS_TLD) + 3;
memset(result, 0, answer_len);
if (strlen(rh->name) > 0)
{
- sprintf (result, "%s.%s.%s.%s.%s",
+ sprintf (result, "%s.%s.%s.%s",
rh->name, name,
- nsh->shorten_zone_name, nsh->private_zone_name,
+ nsh->shorten_zone_name,
GNUNET_GNS_TLD);
}
else
{
- sprintf (result, "%s.%s.%s.%s", name,
- nsh->shorten_zone_name, nsh->private_zone_name,
+ sprintf (result, "%s.%s.%s", name,
+ nsh->shorten_zone_name,
GNUNET_GNS_TLD);
}
* shorten to our zone to a "" record??)
*/
- sprintf (result, "%s.%s.%s.%s",
+ sprintf (result, "%s.%s.%s",
rh->name,
- nsh->shorten_zone_name, nsh->private_zone_name,
+ nsh->shorten_zone_name,
GNUNET_GNS_TLD);
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"Our zone: Found %s as shorten result\n", result);
*/
if ((rh->authority_chain_head->next == NULL))
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Sending %s as shorten result\n", nsh->result);
- nsh->proc(nsh->proc_cls, nsh->result);
- GNUNET_free (nsh);
- free_resolver_handle (rh);
+ finish_shorten (rh, nsh);
return;
}
next_authority = rh->authority_chain_head;
rh->authority_chain_tail,
next_authority);
- GNUNET_NAMESTORE_zone_to_name (namestore_handle,
+ GNUNET_free (next_authority);
+
+ rh->namestore_task = GNUNET_NAMESTORE_zone_to_name (namestore_handle,
&rh->authority_chain_tail->zone,
&rh->authority_chain_head->zone,
&process_zone_to_name_shorten_root,
char tmp_name[MAX_DNS_NAME_LENGTH];
size_t answer_len;
+ rh->namestore_task = NULL;
/* we found a match in our own root zone */
if (rd_len != 0)
{
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "result strlen %d\n", strlen(name));
answer_len = strlen(rh->name) + strlen(name) + strlen(GNUNET_GNS_TLD) + 3;
memset(result, 0, answer_len);
strcpy (nsh->result, result);
}
- if (nsh->shorten_zone != NULL)
+ if (0 != strcmp (nsh->shorten_zone_name, ""))
{
/* backtrack authorities for names in priv zone */
- GNUNET_NAMESTORE_zone_to_name (namestore_handle,
+ rh->namestore_task = GNUNET_NAMESTORE_zone_to_name (namestore_handle,
nsh->shorten_zone,
&rh->authority_chain_head->zone,
&process_zone_to_name_shorten_shorten,
*/
if ((rh->authority_chain_head->next == NULL))
{
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "Sending %s as shorten result\n", nsh->result);
- nsh->proc(nsh->proc_cls, nsh->result);
- GNUNET_free(nsh);
- free_resolver_handle(rh);
+ finish_shorten (rh, nsh);
return;
}
next_authority = rh->authority_chain_head;
rh->authority_chain_tail,
next_authority);
- GNUNET_NAMESTORE_zone_to_name (namestore_handle,
+ GNUNET_free (next_authority);
+
+ rh->namestore_task = GNUNET_NAMESTORE_zone_to_name (namestore_handle,
&rh->authority_chain_tail->zone,
&rh->authority_chain_head->zone,
&process_zone_to_name_shorten_root,
char tmp_name[MAX_DNS_NAME_LENGTH];
size_t answer_len;
+ rh->namestore_task = NULL;
/* we found a match in our own root zone */
if (rd_len != 0)
{
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "result strlen %d\n", strlen(name));
answer_len = strlen(rh->name) + strlen(name) + strlen(GNUNET_GNS_TLD) + 3;
memset(result, 0, answer_len);
strcpy (nsh->result, result);
}
- if (nsh->private_zone != NULL)
+ if (NULL != nsh->private_zone)
{
/* backtrack authorities for names in priv zone */
- GNUNET_NAMESTORE_zone_to_name (namestore_handle,
+ rh->namestore_task = GNUNET_NAMESTORE_zone_to_name (namestore_handle,
nsh->private_zone,
&rh->authority_chain_head->zone,
&process_zone_to_name_shorten_private,
rh);
}
+ else if (NULL != nsh->shorten_zone)
+ {
+ /* backtrack authorities for names in shorten zone */
+ rh->namestore_task = GNUNET_NAMESTORE_zone_to_name (namestore_handle,
+ nsh->shorten_zone,
+ &rh->authority_chain_head->zone,
+ &process_zone_to_name_shorten_shorten,
+ rh);
+ }
else
{
/**
*/
if ((rh->authority_chain_head->next == NULL))
{
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "Sending %s as shorten result\n", nsh->result);
- nsh->proc(nsh->proc_cls, nsh->result);
- GNUNET_free(nsh);
- free_resolver_handle(rh);
+ finish_shorten (rh, nsh);
return;
}
next_authority = rh->authority_chain_head;
rh->authority_chain_tail,
next_authority);
- GNUNET_NAMESTORE_zone_to_name (namestore_handle,
+ GNUNET_free (next_authority);
+
+ rh->namestore_task = GNUNET_NAMESTORE_zone_to_name (namestore_handle,
&rh->authority_chain_tail->zone,
&rh->authority_chain_head->zone,
&process_zone_to_name_shorten_root,
strcpy (nsh->result, result);
}
- else if (GNUNET_CRYPTO_short_hash_cmp(&rh->authority_chain_head->zone,
- nsh->private_zone) == 0)
+ else if (NULL != nsh->private_zone)
{
/**
* This is our zone append .gnunet unless name is empty
* (it shouldn't be, usually FIXME what happens if we
* shorten to our zone to a "" record??)
*/
+ if (GNUNET_CRYPTO_short_hash_cmp(&rh->authority_chain_head->zone,
+ nsh->private_zone) == 0)
+ {
- sprintf (result, "%s.%s.%s",
- rh->name, nsh->private_zone_name, GNUNET_GNS_TLD);
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "Our zone: Found %s as shorten result %s\n", result);
+ sprintf (result, "%s.%s.%s",
+ rh->name, nsh->private_zone_name, GNUNET_GNS_TLD);
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "Our zone: Found %s as shorten result in private zone %s\n",
+ result);
- if (strlen (nsh->result) > strlen (result))
- strcpy (nsh->result, result);
+ if (strlen (nsh->result) > strlen (result))
+ strcpy (nsh->result, result);
+ }
}
- else if (GNUNET_CRYPTO_short_hash_cmp(&rh->authority_chain_head->zone,
- nsh->shorten_zone) == 0)
+ else if (NULL != nsh->shorten_zone)
{
/**
* This is our zone append .gnunet unless name is empty
* (it shouldn't be, usually FIXME what happens if we
* shorten to our zone to a "" record??)
*/
+ if (GNUNET_CRYPTO_short_hash_cmp(&rh->authority_chain_head->zone,
+ nsh->shorten_zone) == 0)
+ {
+ sprintf (result, "%s.%s.%s",
+ rh->name, nsh->private_zone_name, GNUNET_GNS_TLD);
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "Our zone: Found %s as shorten result in shorten zone\n",
+ result);
- sprintf (result, "%s.%s.%s",
- rh->name, nsh->private_zone_name, GNUNET_GNS_TLD);
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "Our zone: Found %s as shorten result\n", result);
-
- if (strlen (nsh->result) > strlen (result))
- strcpy (nsh->result, result);
+ if (strlen (nsh->result) > strlen (result))
+ strcpy (nsh->result, result);
+ }
}
/* backtrack authorities for names */
- GNUNET_NAMESTORE_zone_to_name (namestore_handle,
+ rh->namestore_task = GNUNET_NAMESTORE_zone_to_name (namestore_handle,
nsh->root_zone,
&rh->authority_chain_head->zone,
&process_zone_to_name_shorten_root,
strcpy (nsh->result, new_name);
- nsh->proc(nsh->proc_cls, new_name);
- GNUNET_free(nsh);
- free_resolver_handle(rh);
+ finish_shorten (rh, nsh);
return;
}
/* Start delegation resolution in our namestore */
- resolve_delegation_ns(rh);
+ resolve_delegation_ns (rh);
}
strcpy (nsh->shorten_zone_name, shorten_zone_name);
strcpy (nsh->result, name);
+
rh = GNUNET_malloc (sizeof (struct ResolverHandle));
rh->authority = *zone;
rh->id = rid++;
rh->priv_key = NULL;
+ rh->namestore_task = NULL;
rh->proc = &handle_delegation_ns_shorten;
rh->proc_cls = nsh;
rh->id = rid++;
rh->private_local_zone = *zone;
+
+ GNUNET_CONTAINER_DLL_insert (nsh_head, nsh_tail, rh);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Checking for TLD...\n");
"Cannot convert ZKEY %s to hash!\n", nzkey);
GNUNET_free (rh);
GNUNET_free (nsh);
+ GNUNET_CONTAINER_DLL_remove (nsh_head, nsh_tail, rh);
proc (proc_cls, name);
return;
}
- GNUNET_NAMESTORE_zone_to_name (namestore_handle,
+ rh->namestore_task = GNUNET_NAMESTORE_zone_to_name (namestore_handle,
zone, //ours
&zkey,
&process_zone_to_name_zkey,
/*********** END NAME SHORTEN ********************/
+static void
+finish_get_auth (struct ResolverHandle *rh,
+ struct GetNameAuthorityHandle *nah)
+{
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "Got authority result %s\n", nah->result);
+
+ nah->proc(nah->proc_cls, nah->result);
+ GNUNET_CONTAINER_DLL_remove (nah_head, nah_tail, rh);
+ GNUNET_free(nah);
+ free_resolver_handle(rh);
+}
/**
* Process result from namestore delegation lookup
const struct GNUNET_NAMESTORE_RecordData *rd)
{
struct GetNameAuthorityHandle* nah;
- char result[MAX_DNS_NAME_LENGTH];
size_t answer_len;
nah = (struct GetNameAuthorityHandle*) rh->proc_cls;
answer_len = strlen(nah->name) - strlen(rh->name)
+ strlen(GNUNET_GNS_TLD) + 1;
- memset(result, 0, answer_len);
- strcpy(result, nah->name + strlen(rh->name) + 1);
+ memset(nah->result, 0, answer_len);
+ strcpy(nah->result, nah->name + strlen(rh->name) + 1);
- GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
- "Got authority result %s\n", result);
-
- nah->proc(nah->proc_cls, result);
- GNUNET_free(nah);
- free_resolver_handle(rh);
+ finish_get_auth (rh, nah);
}
else
{
GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
"Unable to resolve authority for remaining %s!\n", rh->name);
- nah->proc(nah->proc_cls, "");
- GNUNET_free(nah);
- free_resolver_handle(rh);
+ strcpy(nah->result, "");
+ finish_get_auth (rh, nah);
}
rh->authority = zone;
rh->id = rid++;
rh->private_local_zone = pzone;
+ rh->namestore_task = NULL;
+
+ GNUNET_CONTAINER_DLL_insert (nah_head, nah_tail, rh);
if (strcmp(GNUNET_GNS_TLD, name) == 0)
{
nah->proc = proc;
nah->proc_cls = proc_cls;
+ strcpy (nah->result, "");
/* Start delegation resolution in our namestore */
resolve_delegation_ns(rh);