RPC: When looking up an address try 5 times until returning false to client (0ec4a6b7) · Commits · David Auer / gekkofs

ifs/src/preload/preload_util.cpp

+10 −4

Original line number	Diff line number	Diff line
		@@ -237,17 +237,23 @@ bool get_addr_by_hostid(const uint64_t hostid, hg_addr_t& svr_addr) {
		for (unsigned int i = 0; i < 3; i++) {
		ret = margo_addr_lookup(ld_margo_rpc_id, hostname.c_str(), &svr_addr);
		if (ret != HG_SUCCESS) {
		// still not working after 3 tries.
		if (i == 2)
		// still not working after 5 tries.
		if (i == 4) {
		ld_logger->error("{}() Unable to lookup address {} from host {}", __func__,
		hostname, fs_config->hosts.at(fs_config->host_id));
		return false;
		// Wait a second then try again XXX This is a temporary solution to evaluate addr lookup with cci
		}
		// Wait a second then try again
		sleep(1 * (i + 1));
		} else {
		break;
		}
		}
		if (svr_addr == HG_ADDR_NULL)
		if (svr_addr == HG_ADDR_NULL) {
		ld_logger->error("{}() looked up address is NULL for address {} from host {}", __func__,
		hostname, fs_config->hosts.at(fs_config->host_id));
		return false;
		}
		rpc_address_cache.insert(hostid, svr_addr);
		return true;
		}