check push event event data err flag and print error if true

src/ca-tango-db-cache-mgr.cpp

@@ -131,20 +131,25 @@ CuData CaTgDbCacheMgr::getToken() const {
 }
 
 void CaTgDbCacheMgr::push_event(Tango::AttrConfEventData *ed) {
-    std::string dnam = d->tgu.m_dev_get_name(ed->device);
-    if(dnam.length() == 0)
-        d->log->write("ca-tg-db-cache-mgr", "push_event: dev->name failed: " + d->tgu.error);
-    CuData co;
-    d->tgu.m_fill_from_attconf(ed->attr_conf, co);
-    d->log->write(d->ltag, "configuration changed for " + ed->attr_name + ": " + datos(co), CuLog::LevelInfo );
-    bool redisok = d->redisu.update(ed->attr_name, co);
-    if(!redisok)
-        d->log->write(d->ltag, "error updating conf data on redis: " + d->redisu.error());
+    if(ed->err) {
+        d->log->write(d->ltag, "push_event error: " + d->tgu.tg_strerror(ed->errors) + " on attribute " + ed->attr_name.c_str());
+    }
     else {
-        CuData out;
-        d->redisu.get(ed->attr_name, out);
-        printf("CaTgDbCacheMgr::push_event read just updated data for \e[1;36m%s\e[0m : \e[1;32m%s\e[0m\n",
-               ed->attr_name.c_str(), datos(out));
+        std::string dnam = d->tgu.m_dev_get_name(ed->device);
+        if(dnam.length() == 0)
+            d->log->write("ca-tg-db-cache-mgr", "push_event: dev->name failed: " + d->tgu.error);
+        CuData co;
+        d->tgu.m_fill_from_attconf(ed->attr_conf, co);
+        d->log->write(d->ltag, "configuration changed for " + ed->attr_name + ": " + datos(co), CuLog::LevelInfo );
+        bool redisok = d->redisu.update(ed->attr_name, co);
+        if(!redisok)
+            d->log->write(d->ltag, "error updating conf data on redis: " + d->redisu.error());
+        else {
+            CuData out;
+            d->redisu.get(ed->attr_name, out);
+            printf("CaTgDbCacheMgr::push_event read just updated data for \e[1;36m%s\e[0m : \e[1;32m%s\e[0m\n",
+                   ed->attr_name.c_str(), datos(out));
+        }
     }
 }