-copied block-related functions from namestore to namecache

1 files changed, 239 insertions, 0 deletions

diff --git a/src/namecache/test_namecache_api_cache_block.c b/src/namecache/test_namecache_api_cache_block.c
new file mode 100644
index 000000000..f28016cd1
--- /dev/null
+++ b/src/namecache/test_namecache_api_cache_block.c
@@ -0,0 +1,239 @@
+/*
+     This file is part of GNUnet.
+     (C) 2012 Christian Grothoff (and other contributing authors)
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 3, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+/**
+ * @file namecache/test_namecache_api.c
+ * @brief testcase for namecache_api.c: store a record and perform a lookup
+ */
+#include "platform.h"
+#include "gnunet_namecache_service.h"
+#include "gnunet_testing_lib.h"
+
+#define TEST_RECORD_TYPE 1234
+
+#define TEST_RECORD_DATALEN 123
+
+#define TEST_RECORD_DATA 'a'
+
+#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 100)
+
+
+static struct GNUNET_NAMECACHE_Handle *nsh;
+
+static GNUNET_SCHEDULER_TaskIdentifier endbadly_task;
+
+static struct GNUNET_CRYPTO_EcdsaPrivateKey *privkey;
+
+static struct GNUNET_CRYPTO_EcdsaPublicKey pubkey;
+
+static int res;
+
+static struct GNUNET_NAMECACHE_QueueEntry *nsqe;
+
+
+static void
+cleanup ()
+{
+  if (NULL != nsh)
+  {
+    GNUNET_NAMECACHE_disconnect (nsh);
+    nsh = NULL;
+  }
+  if (NULL != privkey)
+  {
+    GNUNET_free (privkey);
+    privkey = NULL;
+  }
+  GNUNET_SCHEDULER_shutdown ();
+}
+
+
+/**
+ * Re-establish the connection to the service.
+ *
+ * @param cls handle to use to re-connect.
+ * @param tc scheduler context
+ */
+static void
+endbadly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  if (NULL != nsqe)
+  {
+    GNUNET_NAMECACHE_cancel (nsqe);
+    nsqe = NULL;
+  }
+  cleanup ();
+  res = 1;
+}
+
+
+static void
+end (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+  cleanup ();
+  res = 0;
+}
+
+
+static void
+rd_decrypt_cb (void *cls,
+               unsigned int rd_count,
+               const struct GNUNET_NAMESTORE_RecordData *rd)
+{
+  char rd_cmp_data[TEST_RECORD_DATALEN];
+
+  GNUNET_assert (1 == rd_count);
+  GNUNET_assert (NULL != rd);
+
+  memset (rd_cmp_data, 'a', TEST_RECORD_DATALEN);
+
+  GNUNET_assert (TEST_RECORD_TYPE == rd[0].record_type);
+  GNUNET_assert (TEST_RECORD_DATALEN == rd[0].data_size);
+  GNUNET_assert (0 == memcmp (&rd_cmp_data, rd[0].data, TEST_RECORD_DATALEN));
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Block was decrypted successfully \n");
+
+        GNUNET_SCHEDULER_add_now (&end, NULL);
+}
+
+static void
+name_lookup_proc (void *cls,
+                  const struct GNUNET_NAMESTORE_Block *block)
+{
+  const char *name = cls;
+  nsqe = NULL;
+
+  GNUNET_assert (NULL != cls);
+
+  if (endbadly_task != GNUNET_SCHEDULER_NO_TASK)
+  {
+    GNUNET_SCHEDULER_cancel (endbadly_task);
+    endbadly_task = GNUNET_SCHEDULER_NO_TASK;
+  }
+
+  if (NULL == block)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+              _("Namecache returned no block\n"));
+    if (endbadly_task != GNUNET_SCHEDULER_NO_TASK)
+      GNUNET_SCHEDULER_cancel (endbadly_task);
+    endbadly_task =  GNUNET_SCHEDULER_add_now (&endbadly, NULL);
+    return;
+  }
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Namecache returned block, decrypting \n");
+  GNUNET_assert (GNUNET_OK == GNUNET_NAMESTORE_block_decrypt(block,
+                &pubkey, name, &rd_decrypt_cb, (void *) name));
+}
+
+static void
+cache_cont (void *cls, int32_t success, const char *emsg)
+{
+  const char *name = cls;
+  struct GNUNET_HashCode derived_hash;
+
+  GNUNET_assert (NULL != cls);
+
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Name store cached record for `%s': %s\n",
+              name,
+              (success == GNUNET_OK) ? "SUCCESS" : "FAIL");
+
+  /* Create derived hash */
+  GNUNET_NAMESTORE_query_from_public_key (&pubkey, name, &derived_hash);
+
+  nsqe = GNUNET_NAMECACHE_lookup_block (nsh, &derived_hash,
+                                         &name_lookup_proc, (void *) name);
+}
+
+
+static void
+run (void *cls,
+     const struct GNUNET_CONFIGURATION_Handle *cfg,
+     struct GNUNET_TESTING_Peer *peer)
+{
+  struct GNUNET_NAMESTORE_RecordData rd;
+  struct GNUNET_NAMESTORE_Block *block;
+  char *hostkey_file;
+  const char * name = "dummy.dummy.gnunet";
+
+  endbadly_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT,
+                                                &endbadly, NULL);
+  GNUNET_asprintf (&hostkey_file,
+                   "zonefiles%s%s",
+                   DIR_SEPARATOR_STR,
+                   "N0UJMP015AFUNR2BTNM3FKPBLG38913BL8IDMCO2H0A1LIB81960.zkey");
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Using zonekey file `%s' \n", hostkey_file);
+  privkey = GNUNET_CRYPTO_ecdsa_key_create_from_file (hostkey_file);
+  GNUNET_free (hostkey_file);
+  GNUNET_assert (privkey != NULL);
+  GNUNET_CRYPTO_ecdsa_key_get_public (privkey, &pubkey);
+
+
+  rd.expiration_time = GNUNET_TIME_absolute_get().abs_value_us;
+  rd.record_type = TEST_RECORD_TYPE;
+  rd.data_size = TEST_RECORD_DATALEN;
+  rd.data = GNUNET_malloc (TEST_RECORD_DATALEN);
+  memset ((char *) rd.data, 'a', TEST_RECORD_DATALEN);
+  block = GNUNET_NAMESTORE_block_create (privkey,
+      GNUNET_TIME_UNIT_FOREVER_ABS, name, &rd, 1 );
+  if (NULL == block)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+              _("Namecache cannot cache no block\n"));
+  }
+
+  nsh = GNUNET_NAMECACHE_connect (cfg);
+  if (NULL == nsh)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+              _("Namecache cannot connect to namecache\n"));
+  }
+  GNUNET_break (NULL != nsh);
+
+  nsqe = GNUNET_NAMECACHE_block_cache (nsh, block , &cache_cont, (void *) name);
+  if (NULL == nsqe)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+              _("Namecache cannot cache no block\n"));
+  }
+
+  GNUNET_free ((void *)rd.data);
+}
+
+
+int
+main (int argc, char *argv[])
+{
+  GNUNET_DISK_directory_remove ("/tmp/test-gnunet-namecache/");
+  res = 1;
+  if (0 !=
+      GNUNET_TESTING_service_run ("test-namecache-api",
+                                  "namecache",
+                                  "test_namecache_api.conf",
+                                  &run,
+                                  NULL))
+    return 1;
+  return res;
+}
+
+
+/* end of test_namecache_api_cache_block.c */