networking: use firewall plugin

drop the pkg/firewall module and start using the firewall CNI plugin.
It requires an updated package for CNI plugins.

Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>

1 files changed, 0 insertions, 43 deletions

diff --git a/pkg/firewall/firewall_none.go b/pkg/firewall/firewall_none.go
deleted file mode 100644
index 9add24842..000000000
--- a/pkg/firewall/firewall_none.go
+++ /dev/null
@@ -1,43 +0,0 @@
-// Copyright 2016 CNI authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package firewall
-
-import (
-	"fmt"
-)
-
-// FirewallNone is a firewall backend for environments where manipulating the
-// system firewall is unsupported (for example, when running without root).
-// Nolint applied to avoid firewall.FirewallNone name duplication notes.
-//nolint
-type FirewallNone struct{}
-
-func newNoneBackend() (FirewallBackend, error) {
-	return &FirewallNone{}, nil
-}
-
-// Add adds a rule to the system firewall.
-// No action is taken and an error is unconditionally returned as this backend
-// does not support manipulating the firewall.
-func (f *FirewallNone) Add(conf *FirewallNetConf) error {
-	return fmt.Errorf("cannot modify system firewall rules")
-}
-
-// Del deletes a rule from the system firewall.
-// No action is taken and an error is unconditionally returned as this backend
-// does not support manipulating the firewall.
-func (f *FirewallNone) Del(conf *FirewallNetConf) error {
-	return fmt.Errorf("cannot modify system firewall rules")
-}