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| 1 | +/* Copyright 2021 The Kubernetes Authors. |
| 2 | + * |
| 3 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | + * you may not use this file except in compliance with the License. |
| 5 | + * You may obtain a copy of the License at |
| 6 | + * |
| 7 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | + * |
| 9 | + * Unless required by applicable law or agreed to in writing, software |
| 10 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | + * See the License for the specific language governing permissions and |
| 13 | + * limitations under the License. |
| 14 | + */ |
| 15 | + |
| 16 | +package main |
| 17 | + |
| 18 | +import ( |
| 19 | + "context" |
| 20 | + "flag" |
| 21 | + |
| 22 | + "sigs.k8s.io/container-object-storage-interface-api/controller" |
| 23 | + "sigs.k8s.io/container-object-storage-interface-provisioner-sidecar/pkg/bucket" |
| 24 | + "sigs.k8s.io/container-object-storage-interface-provisioner-sidecar/pkg/bucketaccess" |
| 25 | + "sigs.k8s.io/container-object-storage-interface-provisioner-sidecar/pkg/provisioner" |
| 26 | + |
| 27 | + "github.com/spf13/cobra" |
| 28 | + "github.com/spf13/viper" |
| 29 | + |
| 30 | + "k8s.io/klog/v2" |
| 31 | +) |
| 32 | + |
| 33 | +const DefaultProvisionerName = "provisioner.objectstorage.k8s.io" |
| 34 | + |
| 35 | +var ( |
| 36 | + driverAddress = "unix:///var/lib/cosi/cosi.sock" |
| 37 | + provisionerName = "" |
| 38 | + kubeconfig = "" |
| 39 | + debug = false |
| 40 | +) |
| 41 | + |
| 42 | +var cmd = &cobra.Command{ |
| 43 | + Use: "objectstorage-sidecar", |
| 44 | + Short: "provisioner that interacts with cosi drivers to manage buckets and bucketAccesses", |
| 45 | + SilenceErrors: true, |
| 46 | + SilenceUsage: true, |
| 47 | + RunE: func(cmd *cobra.Command, args []string) error { |
| 48 | + return run(cmd.Context(), args) |
| 49 | + }, |
| 50 | + DisableFlagsInUseLine: true, |
| 51 | +} |
| 52 | + |
| 53 | +func init() { |
| 54 | + viper.AutomaticEnv() |
| 55 | + |
| 56 | + flag.Set("alsologtostderr", "true") |
| 57 | + kflags := flag.NewFlagSet("klog", flag.ExitOnError) |
| 58 | + klog.InitFlags(kflags) |
| 59 | + |
| 60 | + persistentFlags := cmd.PersistentFlags() |
| 61 | + persistentFlags.AddGoFlagSet(kflags) |
| 62 | + |
| 63 | + stringFlag := persistentFlags.StringVarP |
| 64 | + boolFlag := persistentFlags.BoolVarP |
| 65 | + |
| 66 | + stringFlag(&kubeconfig, "kubeconfig", "", kubeconfig, "path to kubeconfig file") |
| 67 | + stringFlag(&driverAddress, "driver-addr", "d", driverAddress, "path to unix domain socket where driver is listening") |
| 68 | + stringFlag(&provisionerName, "provisioner", "p", DefaultProvisionerName, "The name of the provisioner") |
| 69 | + |
| 70 | + boolFlag(&debug, "debug", "g", debug, "Logs all grpc requests and responses") |
| 71 | + |
| 72 | + viper.BindPFlags(cmd.PersistentFlags()) |
| 73 | +} |
| 74 | + |
| 75 | +func run(ctx context.Context, args []string) error { |
| 76 | + if provisionerName == "" { |
| 77 | + provisionerName = DefaultProvisionerName |
| 78 | + } |
| 79 | + |
| 80 | + ctrl, err := controller.NewDefaultObjectStorageController("cosi", provisionerName, 40) |
| 81 | + if err != nil { |
| 82 | + return err |
| 83 | + } |
| 84 | + |
| 85 | + klog.V(3).InfoS("Attempting connection to driver", "address", driverAddress) |
| 86 | + cosiClient, err := provisioner.NewDefaultCOSIProvisionerClient(ctx, driverAddress, debug) |
| 87 | + if err != nil { |
| 88 | + return err |
| 89 | + } |
| 90 | + klog.V(3).InfoS("Successfully connected to driver") |
| 91 | + |
| 92 | + ctrl.AddBucketListener(bucket.NewBucketListener(provisionerName, cosiClient)) |
| 93 | + |
| 94 | + bal, err := bucketaccess.NewBucketAccessListener(provisionerName, cosiClient) |
| 95 | + if err != nil { |
| 96 | + return err |
| 97 | + } |
| 98 | + ctrl.AddBucketAccessListener(bal) |
| 99 | + |
| 100 | + return ctrl.Run(ctx) |
| 101 | +} |
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