[gnunet] 54/70: - default did document test without multibase

[gnunet]

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martin-schanzenbach pushed a commit to branch master
in repository gnunet.

commit 5ca196a44d74fd8f9af5f3d7ec8cf33ce7aaaa6c
Author: Tristan Schwieren <tristan.schwieren@tum.de>
AuthorDate: Tue Jun 7 12:20:27 2022 +0200

    - default did document test without multibase
---
 src/reclaim/Makefile.am       |  3 ++-
 src/reclaim/did_helper.c      | 44 ++++++++++++++++++++-----------------
 src/reclaim/did_helper.h      |  6 -----
 src/reclaim/test_did_helper.c | 51 +++++++++++++++++++++++++++++++++----------
 4 files changed, 65 insertions(+), 39 deletions(-)

diff --git a/src/reclaim/Makefile.am b/src/reclaim/Makefile.am
index 3f3419722..694ce0598 100644
--- a/src/reclaim/Makefile.am
+++ b/src/reclaim/Makefile.am
@@ -227,7 +227,8 @@ test_did_helper_LDADD = \
        $(top_builddir)/src/gnsrecord/libgnunetgnsrecord.la \
        $(top_builddir)/src/identity/libgnunetidentity.la \
        $(top_builddir)/src/namestore/libgnunetnamestore.la \
-  libgnunetdid.la
+  libgnunetdid.la \
+  -ljansson
 
 check_SCRIPTS = \
   test_reclaim_attribute.sh \
diff --git a/src/reclaim/did_helper.c b/src/reclaim/did_helper.c
index 707cee85e..8452c9d34 100644
--- a/src/reclaim/did_helper.c
+++ b/src/reclaim/did_helper.c
@@ -32,6 +32,12 @@
 #include "jansson.h"
 
 
+// TODO: GNUNET_DID_key_covert_multibase_base64_to_gnunet
+// TODO: GNUNET_DID_key_covert_gnunet_to_multibase_base64
+
+// TODO: GNUNET_DID_pkey_to_did_document
+
+
 /**
  * @brief Generate a DID for a given GNUNET public key
  *
@@ -55,7 +61,8 @@ GNUNET_DID_pkey_to_did (struct GNUNET_IDENTITY_PublicKey 
*pkey)
 }
 
 /**
- * @brief Generate a DID for a given gnunet EGO
+ * @brief Generate a DID for a given gnunet EGO.
+ * Wrapper around GNUNET_DID_pkey_to_did
  *
  * @param ego
  * @return char* Returns the DID. Caller must free
@@ -95,15 +102,6 @@ GNUNET_DID_did_to_pkey (char *did, struct 
GNUNET_IDENTITY_PublicKey *pkey)
   return 0;
 }
 
-/**
- * @brief Return the GNUNET EGO of a DID
- */
-struct GNUNET_IDENTITY_Ego *
-GNUNET_DID_did_to_identity (char *did)
-{
-  return NULL;
-}
-
 /**
  * @brief Convert a base 64 encoded public key to a GNUNET key
  */
@@ -139,14 +137,15 @@ GNUNET_DID_pkey_to_did_document (struct 
GNUNET_IDENTITY_PublicKey *pkey)
   char *pkey_multibase_str;
 
   /* FIXME-MSC: This screams for a GNUNET_DID_identity_key_to_string() */
-  char *b64;
-  char pkx[34];
-  pkx[0] = 0xed;
-  pkx[1] = 0x01;
-  memcpy (pkx + 2, &(pkey->eddsa_key), sizeof(pkey->eddsa_key));
-  GNUNET_STRINGS_base64_encode (pkx, sizeof(pkx), &b64);
+  // char *b64;
+  // char pkx[34];
+  // pkx[0] = 0xed;
+  // pkx[1] = 0x01;
+  // memcpy (pkx + 2, &(pkey->eddsa_key), sizeof(pkey->eddsa_key));
+  // GNUNET_STRINGS_base64_encode (pkx, sizeof(pkx), &b64);
 
-  GNUNET_asprintf (&pkey_multibase_str, "u%s", b64);
+  // GNUNET_asprintf (&pkey_multibase_str, "u%s", b64);
+  pkey_multibase_str = "moin";
 
   json_t *didd_json;
 
@@ -165,16 +164,20 @@ GNUNET_DID_pkey_to_did_document (struct 
GNUNET_IDENTITY_PublicKey *pkey)
   // Add a relative DID URL to reference a verifiation method
   // https://www.w3.org/TR/did-core/#relative-did-urls`
 
-  didd_json = json_pack ("{s:[ss], s:s, s:[{ssss}], s:[s], s:[s]",
+  didd_json = json_pack ("{s:[ss], s:s, s:[{s:s, s:s, s:s, s:s}], s:[s], 
s:[s]}",
                          "@context",
                          "https://www.w3.org/ns/did/v1";,
                          "https://w3id.org/security/suites/ed25519-2020/v1";,
                          "id",
                          did_str,
                          "verificationMethod",
+                         "id",
                          verify_id_str,
+                         "type",
                          "Ed25519VerificationKey2020",
+                         "controller",
                          did_str,
+                         "publicKeyMultibase",
                          pkey_multibase_str,
                          "authentication",
                          "#key-1",
@@ -185,8 +188,8 @@ GNUNET_DID_pkey_to_did_document (struct 
GNUNET_IDENTITY_PublicKey *pkey)
   didd_str = json_dumps (didd_json, JSON_INDENT (2));
 
   // Free
-  GNUNET_free (pkey_multibase_str);
-  GNUNET_free (b64);
+  // GNUNET_free (pkey_multibase_str);
+  // GNUNET_free (b64);
   json_decref (didd_json);
 
   return didd_str;
@@ -194,6 +197,7 @@ GNUNET_DID_pkey_to_did_document (struct 
GNUNET_IDENTITY_PublicKey *pkey)
 
 /**
  * @brief Generate the default DID document for a GNUNET ego
+ * Wrapper around GNUNET_DID_pkey_to_did_document
  */
 char *
 GNUNET_DID_identity_to_did_document (struct GNUNET_IDENTITY_Ego *ego)
diff --git a/src/reclaim/did_helper.h b/src/reclaim/did_helper.h
index 98b385b4c..2eb3ed8bd 100644
--- a/src/reclaim/did_helper.h
+++ b/src/reclaim/did_helper.h
@@ -51,12 +51,6 @@ GNUNET_DID_identity_to_did(struct GNUNET_IDENTITY_Ego *ego);
 int
 GNUNET_DID_did_to_pkey (char *did, struct GNUNET_IDENTITY_PublicKey *pkey);
 
-/**
- * @brief Return the GNUNET EGO of a DID
- */
-struct GNUNET_IDENTITY_Ego *
-GNUNET_DID_did_to_identity(char *did);
-
 /**
  * @brief Convert a base 64 encoded public key to a GNUNET key
  */
diff --git a/src/reclaim/test_did_helper.c b/src/reclaim/test_did_helper.c
index 8e895d031..563b94e78 100644
--- a/src/reclaim/test_did_helper.c
+++ b/src/reclaim/test_did_helper.c
@@ -30,6 +30,7 @@
 #include "gnunet_gns_service.h"
 #include "gnunet_gnsrecord_lib.h"
 #include "did_helper.h"
+#include "jansson.h"
 
 static const char test_skey_bytes[32] = {
   0x9b, 0x93, 0x7b, 0x81, 0x32, 0x2d, 0x81, 0x6c,
@@ -39,29 +40,45 @@ static const char test_skey_bytes[32] = {
 };
 
 // TODO: Create a did manual from private key / independet of implementation
-static char *test_did =
+static const char *test_did =
   "did:reclaim:000G0509BYD1MPAXVSTNV0KRD1JAT0YZMPJFQNM869B66S72PSF17K4Y8G";
 
+static const char *test_did_document_format_str =
+  "{\"@context\":[\"https://www.w3.org/ns/did/v1\";, \
+  \"https://w3id.org/security/suites/ed25519-2020/v1\"],\
+  \"id\":\"%s\",\
+  \"verificationMethod\":[{\
+  \"id\":\"%s#key-1\",\
+  \"type\":\"Ed25519VerificationKey2020\",\
+  \"controller\":\"%s\",\
+  \"publicKeyMultibase\":\"%s\"}],\
+  \"authentication\":[\"#key-1\"],\
+  \"assertionMethod\":[\"#key-1\"]}";
+
+static const char *test_multibase_key = "moin";
+
 static struct GNUNET_IDENTITY_PrivateKey test_skey;
 static struct GNUNET_IDENTITY_PublicKey test_pkey;
+static struct json_t *test_did_document;
+static char *test_did_document_str;
 
 void
 test_GNUNET_DID_pkey_to_did ()
 {
   char *str_did;
   str_did = GNUNET_DID_pkey_to_did (&test_pkey);
-  GNUNET_assert (strcmp (test_did, str_did) == 0);
+  GNUNET_assert (strcmp ((char *) test_did, str_did) == 0);
 }
 
 void
 test_GNUNET_DID_did_to_pkey ()
 {
   struct GNUNET_IDENTITY_PublicKey pkey;
-  GNUNET_DID_did_to_pkey (test_did, &pkey);
+  GNUNET_DID_did_to_pkey ((char *) test_did, &pkey);
 
   GNUNET_assert (test_pkey.type = pkey.type);
-  GNUNET_assert (0 == strcmp (pkey.eddsa_key.q_y,
-                              test_pkey.eddsa_key.q_y));
+  GNUNET_assert (strcmp (pkey.eddsa_key.q_y,
+                         test_pkey.eddsa_key.q_y) == 0);
 }
 
 void
@@ -73,21 +90,31 @@ test_GNUNET_DID_key_covert_gnunet_to_multibase_base64 ();
 void
 test_GNUNET_DID_pkey_to_did_document ()
 {
-  char *did_document = GNUNET_DID_pkey_to_did_document (&test_pkey);
-  printf("%s\n", did_document);
-
-  GNUNET_assert(0 == 0);
+  struct json_t *did_document;
+  char *did_document_str = GNUNET_DID_pkey_to_did_document (&test_pkey);
+  did_document = json_loads (did_document_str, JSON_DECODE_ANY, NULL);
+  GNUNET_assert (json_equal (test_did_document, did_document) == 1);
 }
 
 int
 main ()
 {
-  // Setup
+  // Setup key
   test_skey.type = htonl (GNUNET_IDENTITY_TYPE_EDDSA);
-  memcpy (&(test_skey.eddsa_key), test_skey_bytes, sizeof(struct
-                                                          
GNUNET_CRYPTO_EddsaPrivateKey));
+  memcpy (&(test_skey.eddsa_key),
+          test_skey_bytes,
+          sizeof(struct GNUNET_CRYPTO_EddsaPrivateKey));
   GNUNET_IDENTITY_key_get_public (&test_skey, &test_pkey);
 
+  // Setup did document
+  GNUNET_asprintf (&test_did_document_str,
+                   test_did_document_format_str,
+                   test_did,
+                   test_did,
+                   test_did,
+                   test_multibase_key);
+  test_did_document = json_loads (test_did_document_str, JSON_DECODE_ANY, 
NULL);
+
   // Do tests
   test_GNUNET_DID_pkey_to_did ();
   test_GNUNET_DID_did_to_pkey ();

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