mirror of
https://github.com/kubernetes-csi/csi-driver-nvmf.git
synced 2025-05-02 05:03:18 +00:00
576dccb738
1. upgrade go version from v1.14 to v.1.19 2. upgrade csi_spec from v1.5.0 to v1.7.0 3. upgrade golang.org/x/net from v0.4.0 to v0.5.0 4. upgrade google.golang.org/grpc from v1.49.0 to v1.51.0 5. upgrade klog from v1.0 to v2.80.1 6. upgrade k8s.io/utils from 2022 to 2023 7. remove logrus Signed-off-by: Meinhard Zhou <zhouenhua@bytedance.com>
99 lines
3.1 KiB
Go
99 lines
3.1 KiB
Go
/*
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Copyright 2021 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package nvmf
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import (
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"context"
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"time"
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"github.com/kubernetes-csi/csi-driver-nvmf/pkg/utils"
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"github.com/kubernetes-csi/csi-lib-utils/protosanitizer"
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"google.golang.org/grpc"
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"k8s.io/klog/v2"
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)
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func waitForPathToExist(devicePath string, maxRetries, intervalSeconds int, deviceTransport string) (bool, error) {
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for i := 0; i < maxRetries; i++ {
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if deviceTransport == "tcp" {
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exist := utils.IsFileExisting(devicePath)
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if exist {
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return true, nil
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}
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} else {
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return false, fmt.Errorf("connect only support tcp")
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}
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if i == maxRetries-1 {
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break
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}
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time.Sleep(time.Second * time.Duration(intervalSeconds))
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}
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return false, fmt.Errorf("not found devicePath %s", devicePath)
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}
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func GetDeviceNameByVolumeID(volumeID string) (deviceName string, err error) {
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volumeLinkPath := strings.Join([]string{"/dev/disk/by-id/nvme-uuid", volumeID}, ".")
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stat, err := os.Lstat(volumeLinkPath)
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if err != nil {
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if os.IsNotExist(err) {
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return "", fmt.Errorf("volumeID link path %q not found", volumeLinkPath)
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} else {
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return "", fmt.Errorf("error getting stat of %q: %v", volumeLinkPath, err)
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}
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}
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if stat.Mode()&os.ModeSymlink != os.ModeSymlink {
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klog.Errorf("volumeID link file %q found, but was not a symlink", volumeLinkPath)
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return "", fmt.Errorf("volumeID link file %q found, but was not a symlink", volumeLinkPath)
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}
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resolved, err := filepath.EvalSymlinks(volumeLinkPath)
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if err != nil {
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return "", fmt.Errorf("error reading target of symlink %q: %v", volumeLinkPath, err)
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}
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if !strings.HasPrefix(resolved, "/dev") {
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return "", fmt.Errorf("resolved symlink for %q was unexpected: %q", volumeLinkPath, resolved)
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}
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klog.Infof("Device Link Info: %s link to %s", volumeLinkPath, resolved)
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tmp := strings.Split(resolved, "/")
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return tmp[len(tmp)-1], nil
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}
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func parseDeviceToControllerPath(deviceName string) string {
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nvmfControllerPrefix := "/sys/class/block"
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index := strings.LastIndex(deviceName, "n")
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parsed := deviceName[:index] + "c0" + deviceName[index:]
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scanPath := filepath.Join(nvmfControllerPrefix, parsed, "device/rescan_controller")
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return scanPath
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}
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func logGRPC(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
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klog.Infof("GRPC call: %s", info.FullMethod)
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klog.Infof("GRPC request: %s", protosanitizer.StripSecrets(req))
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resp, err := handler(ctx, req)
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if err != nil {
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klog.Errorf("GRPC error: %v", err)
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} else {
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klog.Infof("GRPC response: %s", protosanitizer.StripSecrets(resp))
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}
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return resp, err
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}
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