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58 lines
2.2 KiB
Go
58 lines
2.2 KiB
Go
package network // import "github.com/docker/docker/integration/network"
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import (
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"bytes"
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"context"
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"os/exec"
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"strings"
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"testing"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/integration/internal/container"
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"github.com/docker/docker/internal/test/daemon"
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"gotest.tools/assert"
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is "gotest.tools/assert/cmp"
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"gotest.tools/skip"
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)
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func TestRunContainerWithBridgeNone(t *testing.T) {
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skip.If(t, testEnv.IsRemoteDaemon, "cannot start daemon on remote test run")
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skip.If(t, testEnv.DaemonInfo.OSType != "linux")
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skip.If(t, IsUserNamespace())
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d := daemon.New(t)
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d.StartWithBusybox(t, "-b", "none")
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defer d.Stop(t)
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client, err := d.NewClient()
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assert.Check(t, err, "error creating client")
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ctx := context.Background()
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id1 := container.Run(t, ctx, client)
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defer client.ContainerRemove(ctx, id1, types.ContainerRemoveOptions{Force: true})
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result, err := container.Exec(ctx, client, id1, []string{"ip", "l"})
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assert.NilError(t, err)
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assert.Check(t, is.Equal(false, strings.Contains(result.Combined(), "eth0")), "There shouldn't be eth0 in container in default(bridge) mode when bridge network is disabled")
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id2 := container.Run(t, ctx, client, container.WithNetworkMode("bridge"))
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defer client.ContainerRemove(ctx, id2, types.ContainerRemoveOptions{Force: true})
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result, err = container.Exec(ctx, client, id2, []string{"ip", "l"})
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assert.NilError(t, err)
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assert.Check(t, is.Equal(false, strings.Contains(result.Combined(), "eth0")), "There shouldn't be eth0 in container in bridge mode when bridge network is disabled")
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nsCommand := "ls -l /proc/self/ns/net | awk -F '->' '{print $2}'"
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cmd := exec.Command("sh", "-c", nsCommand)
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stdout := bytes.NewBuffer(nil)
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cmd.Stdout = stdout
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err = cmd.Run()
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assert.NilError(t, err, "Failed to get current process network namespace: %+v", err)
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id3 := container.Run(t, ctx, client, container.WithNetworkMode("host"))
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defer client.ContainerRemove(ctx, id3, types.ContainerRemoveOptions{Force: true})
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result, err = container.Exec(ctx, client, id3, []string{"sh", "-c", nsCommand})
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assert.NilError(t, err)
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assert.Check(t, is.Equal(stdout.String(), result.Combined()), "The network namspace of container should be the same with host when --net=host and bridge network is disabled")
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}
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