Wait for discovery end to publish omemo devicelist and bundle

Add sv_ev_connection_features_received for that purpose

src/event/server_events.c

@@ -176,6 +176,14 @@ sv_ev_roster_received(void)
     plugins_on_connect(account_name, fulljid);
 }
 
+void
+sv_ev_connection_features_received(void)
+{
+#ifdef HAVE_OMEMO
+    omemo_publish_crypto_materials();
+#endif
+}
+
 void
 sv_ev_lost_connection(void)
 {

src/event/server_events.h

@@ -85,6 +85,7 @@ void sv_ev_muc_occupant_online(const char *const room, const char *const nick, c
 void sv_ev_roster_update(const char *const barejid, const char *const name,
     GSList *groups, const char *const subscription, gboolean pending_out);
 void sv_ev_roster_received(void);
+void sv_ev_connection_features_received(void);
 int sv_ev_certfail(const char *const errormsg, TLSCertificate *cert);
 void sv_ev_lastactivity_response(const char *const from, const int seconds, const char *const msg);
 void sv_ev_bookmark_autojoin(Bookmark *bookmark);

src/omemo/omemo.c

@@ -27,7 +27,6 @@
 
 static gboolean loaded;
 
-static void _omemo_publish_crypto_materials(ProfAccount *account);
 static void _generate_pre_keys(int count);
 static void _generate_signed_pre_key(void);
 static void _load_identity(void);
@@ -212,7 +211,6 @@ omemo_on_connect(ProfAccount *account)
 
     if (g_key_file_load_from_file(omemo_ctx.identity_keyfile, omemo_ctx.identity_filename->str, G_KEY_FILE_KEEP_COMMENTS, &error)) {
         _load_identity();
-        _omemo_publish_crypto_materials(account);
     } else if (error->code != G_FILE_ERROR_NOENT) {
         log_warning("OMEMO: error loading identity from: %s, %s", omemo_ctx.identity_filename->str, error->message);
         return;
@@ -291,18 +289,27 @@ omemo_generate_crypto_materials(ProfAccount *account)
 
     loaded = TRUE;
 
-    _omemo_publish_crypto_materials(account);
+    omemo_publish_crypto_materials();
 }
 
-static void
-_omemo_publish_crypto_materials(ProfAccount *account)
+void
+omemo_publish_crypto_materials(void)
 {
+    if (loaded != TRUE) {
+        log_error("OMEMO: cannot publish crypto materials before they are generated");
+        return;
+    }
+
+    Jid *jid = jid_create(connection_get_fulljid());
+
     /* Ensure we get our current device list, and it gets updated with our
      * device_id */
-    g_hash_table_insert(omemo_ctx.device_list_handler, strdup(account->jid), _handle_own_device_list);
-    omemo_devicelist_request(account->jid);
+    g_hash_table_insert(omemo_ctx.device_list_handler, strdup(jid->barejid), _handle_own_device_list);
+    omemo_devicelist_request(jid->barejid);
 
     omemo_bundle_publish(true);
+
+    jid_destroy(jid);
 }
 
 void

src/omemo/omemo.h

@@ -21,6 +21,7 @@ void omemo_on_connect(ProfAccount *account);
 void omemo_on_disconnect(void);
 void omemo_generate_crypto_materials(ProfAccount *account);
 void omemo_key_free(omemo_key_t *key);
+void omemo_publish_crypto_materials(void);
 
 uint32_t omemo_device_id(void);
 void omemo_identity_key(unsigned char **output, size_t *length);

src/xmpp/connection.c

@@ -63,6 +63,7 @@ typedef struct prof_conn_t {
     char *domain;
     GHashTable *available_resources;
     GHashTable *features_by_jid;
+    GHashTable *requested_features;
 } ProfConnection;
 
 static ProfConnection conn;
@@ -89,6 +90,7 @@ connection_init(void)
     conn.domain = NULL;
     conn.features_by_jid = NULL;
     conn.available_resources = g_hash_table_new_full(g_str_hash, g_str_equal, free, (GDestroyNotify)resource_destroy);
+    conn.requested_features = g_hash_table_new_full(g_str_hash, g_str_equal, free, NULL);
 }
 
 void
@@ -231,6 +233,10 @@ connection_clear_data(void)
     if (conn.available_resources) {
         g_hash_table_remove_all(conn.available_resources);
     }
+
+    if (conn.requested_features) {
+        g_hash_table_remove_all(conn.requested_features);
+    }
 }
 
 #ifdef HAVE_LIBMESODE
@@ -313,12 +319,21 @@ connection_jid_for_feature(const char *const feature)
     return NULL;
 }
 
+void
+connection_request_features(void)
+{
+    /* We don't record it as a requested feature to avoid triggering th
+     * sv_ev_connection_features_received too soon */
+    iq_disco_info_request_onconnect(conn.domain);
+}
+
 void
 connection_set_disco_items(GSList *items)
 {
     GSList *curr = items;
     while (curr) {
         DiscoItem *item = curr->data;
+        g_hash_table_insert(conn.requested_features, strdup(item->jid), NULL);
         g_hash_table_insert(conn.features_by_jid, strdup(item->jid),
             g_hash_table_new_full(g_str_hash, g_str_equal, free, NULL));
 
@@ -357,6 +372,14 @@ connection_get_fulljid(void)
     }
 }
 
+void
+connection_features_received(const char *const jid)
+{
+    if (g_hash_table_remove(conn.requested_features, jid) && g_hash_table_size(conn.requested_features) == 0) {
+        sv_ev_connection_features_received();
+    }
+}
+
 GHashTable*
 connection_get_features(const char *const jid)
 {

src/xmpp/connection.h

@@ -53,6 +53,8 @@ void connection_set_disco_items(GSList *items);
 xmpp_conn_t* connection_get_conn(void);
 xmpp_ctx_t* connection_get_ctx(void);
 char *connection_get_domain(void);
+void connection_request_features(void);
+void connection_features_received(const char *const jid);
 GHashTable* connection_get_features(const char *const jid);
 
 void connection_clear_data(void);

src/xmpp/iq.c

@@ -2291,6 +2291,8 @@ _disco_info_response_id_handler_onconnect(xmpp_stanza_t *const stanza, void *con
         }
     }
 
+    connection_features_received(from);
+
     return 0;
 }
 

src/xmpp/omemo.c

@@ -28,7 +28,9 @@ omemo_devicelist_publish(GList *device_list)
     xmpp_ctx_t * const ctx = connection_get_ctx();
     xmpp_stanza_t *iq = stanza_create_omemo_devicelist_publish(ctx, device_list);
 
-    stanza_attach_publish_options(ctx, iq, "pubsub#access_model", "open");
+    if (connection_supports(XMPP_FEATURE_PUBSUB_PUBLISH_OPTIONS)) {
+        stanza_attach_publish_options(ctx, iq, "pubsub#access_model", "open");
+    }
 
     iq_send_stanza(iq);
     xmpp_stanza_release(iq);
@@ -76,7 +78,9 @@ omemo_bundle_publish(gboolean first)
     g_list_free(lengths);
     g_list_free(ids);
 
-    stanza_attach_publish_options(ctx, iq, "pubsub#access_model", "open");
+    if (connection_supports(XMPP_FEATURE_PUBSUB_PUBLISH_OPTIONS)) {
+        stanza_attach_publish_options(ctx, iq, "pubsub#access_model", "open");
+    }
 
     iq_id_handler_add(id, _omemo_bundle_publish_result, NULL, GINT_TO_POINTER(first));
 

src/xmpp/session.c

@@ -320,8 +320,8 @@ session_login_success(gboolean secured)
     blocking_request();
 
     // items discovery
+    connection_request_features();
     char *domain = connection_get_domain();
-    iq_disco_info_request_onconnect(domain);
     iq_disco_items_request_onconnect(domain);
 
     if (prefs_get_boolean(PREF_CARBONS)){

tests/unittests/omemo/stub_omemo.c

@@ -59,3 +59,4 @@ void omemo_start_session(const char *const barejid) {}
 void omemo_trust(const char *const jid, const char *const fingerprint_formatted) {}
 void omemo_untrust(const char *const jid, const char *const fingerprint_formatted) {}
 void omemo_devicelist_publish(GList *device_list) {}
+void omemo_publish_crypto_materials(void) {}