Method get_source

src/msg/Message.h:509–511

    return entity_inst_t(get_source(), get_source_addr());
  }
  entity_name_t get_source() const {
    return entity_name_t(header.src);
  }
  entity_addr_t get_source_addr() const {
#ifdef WITH_CRIMSON
    ceph_abort("In crimson, conn is independently maintained outside Message");