Fork CRI server package

Signed-off-by: Maksym Pavlenko <pavlenko.maksym@gmail.com>

pkg/cri/sbserver/blockio_linux.go

@@ -0,0 +1,54 @@
+//go:build linux
+// +build linux
+
+/*
+   Copyright The containerd 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 sbserver
+
+import (
+	"fmt"
+
+	"github.com/containerd/containerd/services/tasks"
+	"github.com/intel/goresctrl/pkg/blockio"
+	runtimespec "github.com/opencontainers/runtime-spec/specs-go"
+	"github.com/sirupsen/logrus"
+)
+
+// blockIOClassFromAnnotations examines container and pod annotations of a
+// container and returns its effective blockio class.
+func (c *criService) blockIOClassFromAnnotations(containerName string, containerAnnotations, podAnnotations map[string]string) (string, error) {
+	cls, err := blockio.ContainerClassFromAnnotations(containerName, containerAnnotations, podAnnotations)
+	if err != nil {
+		return "", err
+	}
+
+	if cls != "" && !tasks.BlockIOEnabled() {
+		if c.config.ContainerdConfig.IgnoreBlockIONotEnabledErrors {
+			cls = ""
+			logrus.Debugf("continuing create container %s, ignoring blockio not enabled (%v)", containerName, err)
+		} else {
+			return "", fmt.Errorf("blockio disabled, refusing to set blockio class of container %q to %q", containerName, cls)
+		}
+	}
+	return cls, nil
+}
+
+// blockIOToLinuxOci converts blockio class name into the LinuxBlockIO
+// structure in the OCI runtime spec.
+func blockIOToLinuxOci(className string) (*runtimespec.LinuxBlockIO, error) {
+	return blockio.OciLinuxBlockIO(className)
+}