github.com/docker/docker@v299999999.0.0-20200612211812-aaf470eca7b5+incompatible/integration/network/helpers_windows.go (about)

     1  package network
     2  
     3  import (
     4  	"context"
     5  	"fmt"
     6  	"os"
     7  
     8  	"github.com/docker/docker/api/types"
     9  	"github.com/docker/docker/client"
    10  	"gotest.tools/v3/assert/cmp"
    11  )
    12  
    13  // IsNetworkAvailable provides a comparison to check if a docker network is available
    14  func IsNetworkAvailable(c client.NetworkAPIClient, name string) cmp.Comparison {
    15  	return func() cmp.Result {
    16  		networks, err := c.NetworkList(context.Background(), types.NetworkListOptions{})
    17  		if err != nil {
    18  			return cmp.ResultFromError(err)
    19  		}
    20  		for _, network := range networks {
    21  			if network.Name == name {
    22  				return cmp.ResultSuccess
    23  			}
    24  		}
    25  		return cmp.ResultFailure(fmt.Sprintf("could not find network %s", name))
    26  	}
    27  }
    28  
    29  // IsNetworkNotAvailable provides a comparison to check if a docker network is not available
    30  func IsNetworkNotAvailable(c client.NetworkAPIClient, name string) cmp.Comparison {
    31  	return func() cmp.Result {
    32  		networks, err := c.NetworkList(context.Background(), types.NetworkListOptions{})
    33  		if err != nil {
    34  			return cmp.ResultFromError(err)
    35  		}
    36  		for _, network := range networks {
    37  			if network.Name == name {
    38  				return cmp.ResultFailure(fmt.Sprintf("network %s is still present", name))
    39  			}
    40  		}
    41  		return cmp.ResultSuccess
    42  	}
    43  }
    44  
    45  // IsUserNamespace returns whether the user namespace remapping is enabled
    46  func IsUserNamespace() bool {
    47  	root := os.Getenv("DOCKER_REMAP_ROOT")
    48  	return root != ""
    49  }