github.com/containerd/nerdctl@v1.7.7/pkg/ocihook/rootless_linux.go (about)

     1  /*
     2     Copyright The containerd Authors.
     3  
     4     Licensed under the Apache License, Version 2.0 (the "License");
     5     you may not use this file except in compliance with the License.
     6     You may obtain a copy of the License at
     7  
     8         http://www.apache.org/licenses/LICENSE-2.0
     9  
    10     Unless required by applicable law or agreed to in writing, software
    11     distributed under the License is distributed on an "AS IS" BASIS,
    12     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13     See the License for the specific language governing permissions and
    14     limitations under the License.
    15  */
    16  
    17  package ocihook
    18  
    19  import (
    20  	"context"
    21  
    22  	gocni "github.com/containerd/go-cni"
    23  	"github.com/containerd/nerdctl/pkg/rootlessutil"
    24  	rlkclient "github.com/rootless-containers/rootlesskit/pkg/api/client"
    25  )
    26  
    27  func exposePortsRootless(ctx context.Context, rlkClient rlkclient.Client, ports []gocni.PortMapping) error {
    28  	pm, err := rootlessutil.NewRootlessCNIPortManager(rlkClient)
    29  	if err != nil {
    30  		return err
    31  	}
    32  	for _, p := range ports {
    33  		if err := pm.ExposePort(ctx, p); err != nil {
    34  			return err
    35  		}
    36  	}
    37  
    38  	return nil
    39  }
    40  
    41  func unexposePortsRootless(ctx context.Context, rlkClient rlkclient.Client, ports []gocni.PortMapping) error {
    42  	pm, err := rootlessutil.NewRootlessCNIPortManager(rlkClient)
    43  	if err != nil {
    44  		return err
    45  	}
    46  	for _, p := range ports {
    47  		if err := pm.UnexposePort(ctx, p); err != nil {
    48  			return err
    49  		}
    50  	}
    51  
    52  	return nil
    53  }