#define DHT_GNS_REPLICATION_LEVEL 5
#define GNUNET_GNS_MAX_PARALLEL_LOOKUPS 500
+#define GNUNET_GNS_MAX_NS_TASKS 500
/*
* DLL to hold the authority chain
* RSL_RECORD_EXISTS: the name to lookup exists
* RSL_RECORD_EXPIRED: the name in the record expired
* RSL_TIMED_OUT: resolution timed out
+ * RSL_DELEGATE_VPN: Found VPN delegation
+ * RSL_DELEGATE_NS: Found NS delegation
+ * RSL_DELEGATE_PKEY: Found PKEY delegation
+ * RSL_CNAME_FOUND: Found CNAME record
+ * RSL_PKEY_REVOKED: Found PKEY has been revoked
*/
enum ResolutionStatus
{
RSL_RECORD_EXISTS = 1,
RSL_RECORD_EXPIRED = 2,
- RSL_TIMED_OUT = 4
+ RSL_TIMED_OUT = 4,
+ RSL_DELEGATE_VPN = 8,
+ RSL_DELEGATE_NS = 16,
+ RSL_DELEGATE_PKEY = 32,
+ RSL_CNAME_FOUND = 64,
+ RSL_PKEY_REVOKED = 128
};
/**
*/
struct ResolverHandle
{
+
+ /* DLL */
+ struct ResolverHandle *next;
+
+ /* DLL */
+ struct ResolverHandle *prev;
+
+ /* Last record data found */
+ struct GNUNET_NAMESTORE_RecordData rd;
+
+ /* Number of last record data found */
+ unsigned int rd_count;
+
/* The name to resolve */
char name[MAX_DNS_NAME_LENGTH];
/* has this query been answered? how many matches */
int answered;
+ /* Use only cache */
+ int only_cached;
+
/* the authoritative zone to query */
struct GNUNET_CRYPTO_ShortHashCode authority;
/* timeout set for this lookup task */
struct GNUNET_TIME_Relative timeout;
+ /* a handle to a vpn request */
+ struct GNUNET_VPN_RedirectionRequest *vpn_handle;
+
+ /* a socket for a dns request */
+ struct GNUNET_NETWORK_Handle *dns_sock;
+
+ /* a synthesized dns name */
+ char dns_name[MAX_DNS_NAME_LENGTH];
+
+ /* the authoritative dns zone */
+ char dns_zone[MAX_DNS_NAME_LENGTH];
+
+ /* the address of the DNS server FIXME not needed? */
+ struct sockaddr_in dns_addr;
+
+ /* handle to the local stub resolver request */
+ struct GNUNET_RESOLVER_RequestHandle *dns_resolver_handle;
+
+ /* select task for DNS */
+ GNUNET_SCHEDULER_TaskIdentifier dns_read_task;
+
+ /* pointer to raw dns query payload FIXME needs to be freed/NULL */
+ char *dns_raw_packet;
+
+ /* size of the raw dns query */
+ size_t dns_raw_packet_size;
+
/* timeout task for the lookup */
GNUNET_SCHEDULER_TaskIdentifier timeout_task;
/* status of the resolution result */
enum ResolutionStatus status;
+ /* The provate local zone of this request */
+ struct GNUNET_CRYPTO_ShortHashCode private_local_zone;
+
/**
* private key of an/our authoritative zone
* can be NULL but automatical PKEY import will not work
*/
unsigned long long id;
+ /**
+ * Pending Namestore task
+ */
+ struct GNUNET_NAMESTORE_QueueEntry *namestore_task;
+
};
/* closure to pass to proc */
void* proc_cls;
+
+ /* result of shorten */
+ char result[MAX_DNS_NAME_LENGTH];
+
+ /* root zone */
+ struct GNUNET_CRYPTO_ShortHashCode *root_zone;
+
+ /* private zone */
+ struct GNUNET_CRYPTO_ShortHashCode *private_zone;
+
+ /* name of private zone */
+ char private_zone_name[MAX_DNS_LABEL_LENGTH];
+
+ /* shorten zone */
+ struct GNUNET_CRYPTO_ShortHashCode *shorten_zone;
+
+ /* name of shorten zone */
+ char shorten_zone_name[MAX_DNS_LABEL_LENGTH];
+
};
/**
{
/* the name to look up authority for */
char name[MAX_DNS_NAME_LENGTH];
+
+ /* the result */
+ char result[MAX_DNS_NAME_LENGTH];
/* Method to call on result */
GetAuthorityResultProcessor proc;
*/
struct GetPseuAuthorityHandle
{
- /* the name given from delegation */
+ /* DLL */
+ struct GetPseuAuthorityHandle *next;
+
+ /* DLL */
+ struct GetPseuAuthorityHandle *prev;
+
+ /* the name to store the zone under */
char name[MAX_DNS_LABEL_LENGTH];
- /* name to store the pseu under */
- char new_name[MAX_DNS_LABEL_LENGTH];
+ /* test name to store the zone under */
+ char test_name[MAX_DNS_LABEL_LENGTH];
- /* the zone of discovered authority */
- struct GNUNET_CRYPTO_ShortHashCode new_zone;
-
/* the zone of our authority */
- struct GNUNET_CRYPTO_ShortHashCode zone;
+ struct GNUNET_CRYPTO_ShortHashCode our_zone;
/* the private key of the zone to store the pseu in */
struct GNUNET_CRYPTO_RsaPrivateKey *key;
/* timeout task for lookup */
GNUNET_SCHEDULER_TaskIdentifier timeout;
+
+ /* Authority to shorten */
+ struct AuthorityChain *auth;
+
+ /* handle to namestore request */
+ struct GNUNET_NAMESTORE_QueueEntry* namestore_task;
+};
+
+/**
+ * Namestore queue entries in background
+ */
+struct NamestoreBGTask
+{
+ /* node in heap */
+ struct GNUNET_CONTAINER_HeapNode *node;
+
+ /* queue entry */
+ struct GNUNET_NAMESTORE_QueueEntry *qe;
};
/**
* @param nh handle to the namestore
* @param dh handle to the dht
* @param lz the local zone
+ * @param c configuration handle
* @param max_bg_queries maximum amount of background queries
* @param ignore_pending ignore records that still require user confirmation
* on lookup
gns_resolver_init(struct GNUNET_NAMESTORE_Handle *nh,
struct GNUNET_DHT_Handle *dh,
struct GNUNET_CRYPTO_ShortHashCode lz,
+ const struct GNUNET_CONFIGURATION_Handle *c,
unsigned long long max_bg_queries,
int ignore_pending);
* calls RecordLookupProcessor on result or timeout
*
* @param zone the root zone
+ * @param pzone the private local zone
* @param record_type the record type to look up
* @param name the name to look up
* @param key optional private key for authority caching
* @param timeout timeout for the resolution
+ * @param only_cached GNUNET_NO to only check locally not DHT for performance
* @param proc the processor to call
* @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);
* There is no guarantee that the shortened name will
* actually be canonical/short etc.
*
- * @param zone the zone to perform the operation in
+ * @param zone the root zone to use
+ * @param pzone the private zone to use
+ * @param szone the shorten zone to use
* @param name name to shorten
- * @param key optional private key for background lookups and PSEU import
+ * @param private_zone_name name of the private zone
+ * @param shorten_zone_name name of the shorten zone
* @param proc the processor to call on shorten result
* @param proc_cls the closure to pass to proc
*/
void
-gns_resolver_shorten_name(struct GNUNET_CRYPTO_ShortHashCode zone,
+gns_resolver_shorten_name(struct GNUNET_CRYPTO_ShortHashCode *zone,
+ struct GNUNET_CRYPTO_ShortHashCode *pzone,
+ struct GNUNET_CRYPTO_ShortHashCode *szone,
const char* name,
- struct GNUNET_CRYPTO_RsaPrivateKey *key,
+ const char* private_zone_name,
+ const char* shorten_zone_name,
ShortenResultProcessor proc,
void* proc_cls);
* in our namestore
*
* @param zone the root zone to look up for
+ * @param pzone the private local zone
* @param name the name to lookup up
* @param proc the processor to call when finished
* @param proc_cls the closure to pass to the processor
*/
void
gns_resolver_get_authority(struct GNUNET_CRYPTO_ShortHashCode zone,
+ struct GNUNET_CRYPTO_ShortHashCode pzone,
const char* name,
GetAuthorityResultProcessor proc,
void* proc_cls);