Salahuddin Khan
36fc33af11
Signed-off-by: Salahuddin Khan <salah@docker.com> (cherry picked from commit 4c8b1fd5a2803e393ad1296692533b7b5c727918) Signed-off-by: Sebastiaan van Stijn <github@gone.nl> Upstream-commit: 37cb9e73006acd13b9708cd594ebc25054fef666 Component: engine
50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
package network
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import (
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"context"
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"fmt"
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"os"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/client"
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"gotest.tools/assert/cmp"
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)
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// IsNetworkAvailable provides a comparison to check if a docker network is available
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func IsNetworkAvailable(c client.NetworkAPIClient, name string) cmp.Comparison {
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return func() cmp.Result {
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networks, err := c.NetworkList(context.Background(), types.NetworkListOptions{})
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if err != nil {
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return cmp.ResultFromError(err)
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}
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for _, network := range networks {
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if network.Name == name {
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return cmp.ResultSuccess
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}
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}
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return cmp.ResultFailure(fmt.Sprintf("could not find network %s", name))
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}
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}
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// IsNetworkNotAvailable provides a comparison to check if a docker network is not available
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func IsNetworkNotAvailable(c client.NetworkAPIClient, name string) cmp.Comparison {
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return func() cmp.Result {
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networks, err := c.NetworkList(context.Background(), types.NetworkListOptions{})
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if err != nil {
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return cmp.ResultFromError(err)
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}
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for _, network := range networks {
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if network.Name == name {
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return cmp.ResultFailure(fmt.Sprintf("network %s is still present", name))
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}
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}
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return cmp.ResultSuccess
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}
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}
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// IsUserNamespace returns whether the user namespace remapping is enabled
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func IsUserNamespace() bool {
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root := os.Getenv("DOCKER_REMAP_ROOT")
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return root != ""
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}
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