github.com/Prakhar-Agarwal-byte/moby@v0.0.0-20231027092010-a14e3e8ab87e/integration-cli/docker_cli_plugins_test.go (about)

     1  package main
     2  
     3  import (
     4  	"context"
     5  	"fmt"
     6  	"io"
     7  	"net/http"
     8  	"os"
     9  	"path"
    10  	"path/filepath"
    11  	"strings"
    12  	"testing"
    13  	"time"
    14  
    15  	"github.com/Prakhar-Agarwal-byte/moby/api/types"
    16  	"github.com/Prakhar-Agarwal-byte/moby/integration-cli/cli"
    17  	"github.com/Prakhar-Agarwal-byte/moby/integration-cli/daemon"
    18  	"github.com/Prakhar-Agarwal-byte/moby/testutil"
    19  	"github.com/Prakhar-Agarwal-byte/moby/testutil/fixtures/plugin"
    20  	"gotest.tools/v3/assert"
    21  	is "gotest.tools/v3/assert/cmp"
    22  	"gotest.tools/v3/skip"
    23  )
    24  
    25  const (
    26  	pluginProcessName = "sample-volume-plugin"
    27  	pName             = "tiborvass/sample-volume-plugin"
    28  	npName            = "tiborvass/test-docker-netplugin"
    29  	pTag              = "latest"
    30  	pNameWithTag      = pName + ":" + pTag
    31  	npNameWithTag     = npName + ":" + pTag
    32  )
    33  
    34  type DockerCLIPluginsSuite struct {
    35  	ds *DockerSuite
    36  }
    37  
    38  func (s *DockerCLIPluginsSuite) TearDownTest(ctx context.Context, c *testing.T) {
    39  	s.ds.TearDownTest(ctx, c)
    40  }
    41  
    42  func (s *DockerCLIPluginsSuite) OnTimeout(c *testing.T) {
    43  	s.ds.OnTimeout(c)
    44  }
    45  
    46  func (ps *DockerPluginSuite) TestPluginBasicOps(c *testing.T) {
    47  	pluginName := ps.getPluginRepoWithTag()
    48  	_, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", pluginName)
    49  	assert.NilError(c, err)
    50  
    51  	out, _, err := dockerCmdWithError("plugin", "ls")
    52  	assert.NilError(c, err)
    53  	assert.Check(c, is.Contains(out, pluginName))
    54  	assert.Check(c, is.Contains(out, "true"))
    55  	id, _, err := dockerCmdWithError("plugin", "inspect", "-f", "{{.Id}}", pluginName)
    56  	id = strings.TrimSpace(id)
    57  	assert.NilError(c, err)
    58  
    59  	out, _, err = dockerCmdWithError("plugin", "remove", pluginName)
    60  	assert.ErrorContains(c, err, "")
    61  	assert.Check(c, is.Contains(out, "is enabled"))
    62  	_, _, err = dockerCmdWithError("plugin", "disable", pluginName)
    63  	assert.NilError(c, err)
    64  
    65  	out, _, err = dockerCmdWithError("plugin", "remove", pluginName)
    66  	assert.NilError(c, err)
    67  	assert.Check(c, is.Contains(out, pluginName))
    68  	_, err = os.Stat(filepath.Join(testEnv.DaemonInfo.DockerRootDir, "plugins", id))
    69  	if !os.IsNotExist(err) {
    70  		c.Fatal(err)
    71  	}
    72  }
    73  
    74  func (ps *DockerPluginSuite) TestPluginForceRemove(c *testing.T) {
    75  	pluginName := ps.getPluginRepoWithTag()
    76  
    77  	_, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", pluginName)
    78  	assert.NilError(c, err)
    79  
    80  	out, _, _ := dockerCmdWithError("plugin", "remove", pluginName)
    81  	assert.Check(c, is.Contains(out, "is enabled"))
    82  	out, _, err = dockerCmdWithError("plugin", "remove", "--force", pluginName)
    83  	assert.NilError(c, err)
    84  	assert.Check(c, is.Contains(out, pluginName))
    85  }
    86  
    87  func (s *DockerCLIPluginsSuite) TestPluginActive(c *testing.T) {
    88  	testRequires(c, DaemonIsLinux, IsAmd64, Network)
    89  
    90  	_, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", pNameWithTag)
    91  	assert.NilError(c, err)
    92  
    93  	_, _, err = dockerCmdWithError("volume", "create", "-d", pNameWithTag, "--name", "testvol1")
    94  	assert.NilError(c, err)
    95  
    96  	out, _, _ := dockerCmdWithError("plugin", "disable", pNameWithTag)
    97  	assert.Check(c, is.Contains(out, "in use"))
    98  	_, _, err = dockerCmdWithError("volume", "rm", "testvol1")
    99  	assert.NilError(c, err)
   100  
   101  	_, _, err = dockerCmdWithError("plugin", "disable", pNameWithTag)
   102  	assert.NilError(c, err)
   103  
   104  	out, _, err = dockerCmdWithError("plugin", "remove", pNameWithTag)
   105  	assert.NilError(c, err)
   106  	assert.Check(c, is.Contains(out, pNameWithTag))
   107  }
   108  
   109  func (s *DockerCLIPluginsSuite) TestPluginActiveNetwork(c *testing.T) {
   110  	testRequires(c, DaemonIsLinux, IsAmd64, Network)
   111  	_, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", npNameWithTag)
   112  	assert.NilError(c, err)
   113  
   114  	out, _, err := dockerCmdWithError("network", "create", "-d", npNameWithTag, "test")
   115  	assert.NilError(c, err)
   116  
   117  	nID := strings.TrimSpace(out)
   118  
   119  	out, _, _ = dockerCmdWithError("plugin", "remove", npNameWithTag)
   120  	assert.Check(c, is.Contains(out, "is in use"))
   121  	_, _, err = dockerCmdWithError("network", "rm", nID)
   122  	assert.NilError(c, err)
   123  
   124  	out, _, _ = dockerCmdWithError("plugin", "remove", npNameWithTag)
   125  	assert.Check(c, is.Contains(out, "is enabled"))
   126  	_, _, err = dockerCmdWithError("plugin", "disable", npNameWithTag)
   127  	assert.NilError(c, err)
   128  
   129  	out, _, err = dockerCmdWithError("plugin", "remove", npNameWithTag)
   130  	assert.NilError(c, err)
   131  	assert.Check(c, is.Contains(out, npNameWithTag))
   132  }
   133  
   134  func (ps *DockerPluginSuite) TestPluginInstallDisable(c *testing.T) {
   135  	pluginName := ps.getPluginRepoWithTag()
   136  
   137  	out, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", "--disable", pluginName)
   138  	assert.NilError(c, err)
   139  	assert.Check(c, is.Contains(out, pluginName))
   140  	out, _, err = dockerCmdWithError("plugin", "ls")
   141  	assert.NilError(c, err)
   142  	assert.Check(c, is.Contains(out, "false"))
   143  	out, _, err = dockerCmdWithError("plugin", "enable", pluginName)
   144  	assert.NilError(c, err)
   145  	assert.Check(c, is.Contains(out, pluginName))
   146  	out, _, err = dockerCmdWithError("plugin", "disable", pluginName)
   147  	assert.NilError(c, err)
   148  	assert.Check(c, is.Contains(out, pluginName))
   149  	out, _, err = dockerCmdWithError("plugin", "remove", pluginName)
   150  	assert.NilError(c, err)
   151  	assert.Check(c, is.Contains(out, pluginName))
   152  }
   153  
   154  func (s *DockerCLIPluginsSuite) TestPluginInstallDisableVolumeLs(c *testing.T) {
   155  	testRequires(c, DaemonIsLinux, IsAmd64, Network)
   156  	out, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", "--disable", pName)
   157  	assert.NilError(c, err)
   158  	assert.Check(c, is.Contains(out, pName))
   159  	cli.DockerCmd(c, "volume", "ls")
   160  }
   161  
   162  func (ps *DockerPluginSuite) TestPluginSet(c *testing.T) {
   163  	client := testEnv.APIClient()
   164  
   165  	name := "test"
   166  	ctx, cancel := context.WithTimeout(testutil.GetContext(c), 60*time.Second)
   167  	defer cancel()
   168  
   169  	initialValue := "0"
   170  	mntSrc := "foo"
   171  	devPath := "/dev/bar"
   172  
   173  	// Create a new plugin with extra settings
   174  	err := plugin.Create(ctx, client, name, func(cfg *plugin.Config) {
   175  		cfg.Env = []types.PluginEnv{{Name: "DEBUG", Value: &initialValue, Settable: []string{"value"}}}
   176  		cfg.Mounts = []types.PluginMount{
   177  			{Name: "pmount1", Settable: []string{"source"}, Type: "none", Source: &mntSrc},
   178  			{Name: "pmount2", Settable: []string{"source"}, Type: "none"}, // Mount without source is invalid.
   179  		}
   180  		cfg.Linux.Devices = []types.PluginDevice{
   181  			{Name: "pdev1", Path: &devPath, Settable: []string{"path"}},
   182  			{Name: "pdev2", Settable: []string{"path"}}, // Device without Path is invalid.
   183  		}
   184  	})
   185  	assert.Assert(c, err == nil, "failed to create test plugin")
   186  
   187  	env := cli.DockerCmd(c, "plugin", "inspect", "-f", "{{.Settings.Env}}", name).Stdout()
   188  	assert.Check(c, is.Equal(strings.TrimSpace(env), "[DEBUG=0]"))
   189  
   190  	cli.DockerCmd(c, "plugin", "set", name, "DEBUG=1")
   191  
   192  	env = cli.DockerCmd(c, "plugin", "inspect", "-f", "{{.Settings.Env}}", name).Stdout()
   193  	assert.Check(c, is.Equal(strings.TrimSpace(env), "[DEBUG=1]"))
   194  
   195  	mounts := cli.DockerCmd(c, "plugin", "inspect", "-f", "{{with $mount := index .Settings.Mounts 0}}{{$mount.Source}}{{end}}", name).Stdout()
   196  	assert.Check(c, is.Contains(mounts, mntSrc))
   197  	cli.DockerCmd(c, "plugin", "set", name, "pmount1.source=bar")
   198  
   199  	mounts = cli.DockerCmd(c, "plugin", "inspect", "-f", "{{with $mount := index .Settings.Mounts 0}}{{$mount.Source}}{{end}}", name).Stdout()
   200  	assert.Check(c, is.Contains(mounts, "bar"))
   201  	out, _, err := dockerCmdWithError("plugin", "set", name, "pmount2.source=bar2")
   202  	assert.ErrorContains(c, err, "")
   203  	assert.Check(c, is.Contains(out, "Plugin config has no mount source"))
   204  	out, _, err = dockerCmdWithError("plugin", "set", name, "pdev2.path=/dev/bar2")
   205  	assert.ErrorContains(c, err, "")
   206  	assert.Check(c, is.Contains(out, "Plugin config has no device path"))
   207  }
   208  
   209  func (ps *DockerPluginSuite) TestPluginInstallArgs(c *testing.T) {
   210  	pluginName := path.Join(ps.registryHost(), "plugin", "testplugininstallwithargs")
   211  	ctx, cancel := context.WithTimeout(testutil.GetContext(c), 60*time.Second)
   212  	defer cancel()
   213  
   214  	plugin.CreateInRegistry(ctx, pluginName, nil, func(cfg *plugin.Config) {
   215  		cfg.Env = []types.PluginEnv{{Name: "DEBUG", Settable: []string{"value"}}}
   216  	})
   217  
   218  	out := cli.DockerCmd(c, "plugin", "install", "--grant-all-permissions", "--disable", pluginName, "DEBUG=1").Stdout()
   219  	assert.Check(c, is.Contains(out, pluginName))
   220  	env := cli.DockerCmd(c, "plugin", "inspect", "-f", "{{.Settings.Env}}", pluginName).Stdout()
   221  	assert.Check(c, is.Equal(strings.TrimSpace(env), "[DEBUG=1]"))
   222  }
   223  
   224  func (ps *DockerPluginSuite) TestPluginInstallImage(c *testing.T) {
   225  	testRequires(c, IsAmd64)
   226  	skip.If(c, GitHubActions, "FIXME: https://github.com/moby/moby/issues/43996")
   227  
   228  	const imgRepo = privateRegistryURL + "/dockercli/busybox"
   229  	// tag the image to upload it to the private registry
   230  	cli.DockerCmd(c, "tag", "busybox", imgRepo)
   231  	// push the image to the registry
   232  	cli.DockerCmd(c, "push", imgRepo)
   233  
   234  	out, _, err := dockerCmdWithError("plugin", "install", imgRepo)
   235  	assert.ErrorContains(c, err, "")
   236  	assert.Check(c, is.Contains(out, `Encountered remote "application/vnd.docker.container.image.v1+json"(image) when fetching`))
   237  }
   238  
   239  func (ps *DockerPluginSuite) TestPluginEnableDisableNegative(c *testing.T) {
   240  	pluginName := ps.getPluginRepoWithTag()
   241  
   242  	out, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", pluginName)
   243  	assert.NilError(c, err)
   244  	assert.Check(c, is.Contains(out, pluginName))
   245  	out, _, err = dockerCmdWithError("plugin", "enable", pluginName)
   246  	assert.ErrorContains(c, err, "")
   247  	assert.Check(c, is.Contains(out, "already enabled"))
   248  	_, _, err = dockerCmdWithError("plugin", "disable", pluginName)
   249  	assert.NilError(c, err)
   250  
   251  	out, _, err = dockerCmdWithError("plugin", "disable", pluginName)
   252  	assert.ErrorContains(c, err, "")
   253  	assert.Check(c, is.Contains(out, "already disabled"))
   254  	_, _, err = dockerCmdWithError("plugin", "remove", pluginName)
   255  	assert.NilError(c, err)
   256  }
   257  
   258  func (ps *DockerPluginSuite) TestPluginCreate(c *testing.T) {
   259  	name := "foo/bar-driver"
   260  	temp, err := os.MkdirTemp("", "foo")
   261  	assert.NilError(c, err)
   262  	defer os.RemoveAll(temp)
   263  
   264  	data := `{"description": "foo plugin"}`
   265  	err = os.WriteFile(filepath.Join(temp, "config.json"), []byte(data), 0o644)
   266  	assert.NilError(c, err)
   267  
   268  	err = os.MkdirAll(filepath.Join(temp, "rootfs"), 0o700)
   269  	assert.NilError(c, err)
   270  
   271  	out, _, err := dockerCmdWithError("plugin", "create", name, temp)
   272  	assert.NilError(c, err)
   273  	assert.Check(c, is.Contains(out, name))
   274  	out, _, err = dockerCmdWithError("plugin", "ls")
   275  	assert.NilError(c, err)
   276  	assert.Check(c, is.Contains(out, name))
   277  	out, _, err = dockerCmdWithError("plugin", "create", name, temp)
   278  	assert.ErrorContains(c, err, "")
   279  	assert.Check(c, is.Contains(out, "already exist"))
   280  	out, _, err = dockerCmdWithError("plugin", "ls")
   281  	assert.NilError(c, err)
   282  	assert.Check(c, is.Contains(out, name))
   283  	// The output will consists of one HEADER line and one line of foo/bar-driver
   284  	assert.Equal(c, len(strings.Split(strings.TrimSpace(out), "\n")), 2)
   285  }
   286  
   287  func (ps *DockerPluginSuite) TestPluginInspect(c *testing.T) {
   288  	pluginName := ps.getPluginRepoWithTag()
   289  
   290  	_, _, err := dockerCmdWithError("plugin", "install", "--grant-all-permissions", pluginName)
   291  	assert.NilError(c, err)
   292  
   293  	out, _, err := dockerCmdWithError("plugin", "ls")
   294  	assert.NilError(c, err)
   295  	assert.Check(c, is.Contains(out, pluginName))
   296  	assert.Check(c, is.Contains(out, "true"))
   297  	// Find the ID first
   298  	out, _, err = dockerCmdWithError("plugin", "inspect", "-f", "{{.Id}}", pluginName)
   299  	assert.NilError(c, err)
   300  	id := strings.TrimSpace(out)
   301  	assert.Assert(c, id != "")
   302  
   303  	// Long form
   304  	out, _, err = dockerCmdWithError("plugin", "inspect", "-f", "{{.Id}}", id)
   305  	assert.NilError(c, err)
   306  	assert.Check(c, is.Equal(strings.TrimSpace(out), id))
   307  
   308  	// Short form
   309  	out, _, err = dockerCmdWithError("plugin", "inspect", "-f", "{{.Id}}", id[:5])
   310  	assert.NilError(c, err)
   311  	assert.Check(c, is.Equal(strings.TrimSpace(out), id))
   312  
   313  	// Name with tag form
   314  	out, _, err = dockerCmdWithError("plugin", "inspect", "-f", "{{.Id}}", pluginName)
   315  	assert.NilError(c, err)
   316  	assert.Check(c, is.Equal(strings.TrimSpace(out), id))
   317  
   318  	// Name without tag form
   319  	out, _, err = dockerCmdWithError("plugin", "inspect", "-f", "{{.Id}}", ps.getPluginRepo())
   320  	assert.NilError(c, err)
   321  	assert.Check(c, is.Equal(strings.TrimSpace(out), id))
   322  
   323  	_, _, err = dockerCmdWithError("plugin", "disable", pluginName)
   324  	assert.NilError(c, err)
   325  
   326  	out, _, err = dockerCmdWithError("plugin", "remove", pluginName)
   327  	assert.NilError(c, err)
   328  	assert.Check(c, is.Contains(out, pluginName))
   329  	// After remove nothing should be found
   330  	_, _, err = dockerCmdWithError("plugin", "inspect", "-f", "{{.Id}}", id[:5])
   331  	assert.ErrorContains(c, err, "")
   332  }
   333  
   334  // Test case for https://github.com/Prakhar-Agarwal-byte/moby/pull/29186#discussion_r91277345
   335  func (s *DockerCLIPluginsSuite) TestPluginInspectOnWindows(c *testing.T) {
   336  	// This test should work on Windows only
   337  	testRequires(c, DaemonIsWindows)
   338  
   339  	out, _, err := dockerCmdWithError("plugin", "inspect", "foobar")
   340  	assert.ErrorContains(c, err, "")
   341  	assert.Check(c, is.Contains(out, "plugins are not supported on this platform"))
   342  	assert.ErrorContains(c, err, "plugins are not supported on this platform")
   343  }
   344  
   345  func (ps *DockerPluginSuite) TestPluginIDPrefix(c *testing.T) {
   346  	name := "test"
   347  	client := testEnv.APIClient()
   348  
   349  	ctx, cancel := context.WithTimeout(testutil.GetContext(c), 60*time.Second)
   350  	initialValue := "0"
   351  	err := plugin.Create(ctx, client, name, func(cfg *plugin.Config) {
   352  		cfg.Env = []types.PluginEnv{{Name: "DEBUG", Value: &initialValue, Settable: []string{"value"}}}
   353  	})
   354  	cancel()
   355  
   356  	assert.Assert(c, err == nil, "failed to create test plugin")
   357  
   358  	// Find ID first
   359  	id, _, err := dockerCmdWithError("plugin", "inspect", "-f", "{{.Id}}", name)
   360  	id = strings.TrimSpace(id)
   361  	assert.NilError(c, err)
   362  
   363  	// List current state
   364  	out, _, err := dockerCmdWithError("plugin", "ls")
   365  	assert.NilError(c, err)
   366  	assert.Check(c, is.Contains(out, name))
   367  	assert.Check(c, is.Contains(out, "false"))
   368  	env := cli.DockerCmd(c, "plugin", "inspect", "-f", "{{.Settings.Env}}", id[:5]).Stdout()
   369  	assert.Check(c, is.Equal(strings.TrimSpace(env), "[DEBUG=0]"))
   370  
   371  	cli.DockerCmd(c, "plugin", "set", id[:5], "DEBUG=1")
   372  
   373  	env = cli.DockerCmd(c, "plugin", "inspect", "-f", "{{.Settings.Env}}", id[:5]).Stdout()
   374  	assert.Check(c, is.Equal(strings.TrimSpace(env), "[DEBUG=1]"))
   375  
   376  	// Enable
   377  	_, _, err = dockerCmdWithError("plugin", "enable", id[:5])
   378  	assert.NilError(c, err)
   379  	out, _, err = dockerCmdWithError("plugin", "ls")
   380  	assert.NilError(c, err)
   381  	assert.Check(c, is.Contains(out, name))
   382  	assert.Check(c, is.Contains(out, "true"))
   383  	// Disable
   384  	_, _, err = dockerCmdWithError("plugin", "disable", id[:5])
   385  	assert.NilError(c, err)
   386  	out, _, err = dockerCmdWithError("plugin", "ls")
   387  	assert.NilError(c, err)
   388  	assert.Check(c, is.Contains(out, name))
   389  	assert.Check(c, is.Contains(out, "false"))
   390  	// Remove
   391  	_, _, err = dockerCmdWithError("plugin", "remove", id[:5])
   392  	assert.NilError(c, err)
   393  	// List returns none
   394  	out, _, err = dockerCmdWithError("plugin", "ls")
   395  	assert.NilError(c, err)
   396  	assert.Assert(c, !strings.Contains(out, name))
   397  }
   398  
   399  func (ps *DockerPluginSuite) TestPluginListDefaultFormat(c *testing.T) {
   400  	config, err := os.MkdirTemp("", "config-file-")
   401  	assert.NilError(c, err)
   402  	defer os.RemoveAll(config)
   403  
   404  	err = os.WriteFile(filepath.Join(config, "config.json"), []byte(`{"pluginsFormat": "raw"}`), 0o644)
   405  	assert.NilError(c, err)
   406  
   407  	name := "test:latest"
   408  	client := testEnv.APIClient()
   409  
   410  	ctx, cancel := context.WithTimeout(testutil.GetContext(c), 60*time.Second)
   411  	defer cancel()
   412  	err = plugin.Create(ctx, client, name, func(cfg *plugin.Config) {
   413  		cfg.Description = "test plugin"
   414  	})
   415  	assert.Assert(c, err == nil, "failed to create test plugin")
   416  
   417  	id := cli.DockerCmd(c, "plugin", "inspect", "--format", "{{.ID}}", name).Stdout()
   418  	id = strings.TrimSpace(id)
   419  
   420  	// We expect the format to be in `raw + --no-trunc`
   421  	expectedOutput := fmt.Sprintf(`plugin_id: %s
   422  name: %s
   423  description: test plugin
   424  enabled: false`, id, name)
   425  
   426  	out := cli.DockerCmd(c, "--config", config, "plugin", "ls", "--no-trunc").Combined()
   427  	assert.Check(c, is.Contains(out, expectedOutput))
   428  }
   429  
   430  func (s *DockerCLIPluginsSuite) TestPluginUpgrade(c *testing.T) {
   431  	testRequires(c, DaemonIsLinux, Network, testEnv.IsLocalDaemon, IsAmd64, NotUserNamespace)
   432  	const pluginName = "cpuguy83/docker-volume-driver-plugin-local:latest"
   433  	const pluginV2 = "cpuguy83/docker-volume-driver-plugin-local:v2"
   434  
   435  	cli.DockerCmd(c, "plugin", "install", "--grant-all-permissions", pluginName)
   436  	cli.DockerCmd(c, "volume", "create", "--driver", pluginName, "bananas")
   437  	cli.DockerCmd(c, "run", "--rm", "-v", "bananas:/apple", "busybox", "sh", "-c", "touch /apple/core")
   438  
   439  	out, _, err := dockerCmdWithError("plugin", "upgrade", "--grant-all-permissions", pluginName, pluginV2)
   440  	assert.ErrorContains(c, err, "", out)
   441  	assert.Check(c, is.Contains(out, "disabled before upgrading"))
   442  	id := cli.DockerCmd(c, "plugin", "inspect", "--format={{.ID}}", pluginName).Stdout()
   443  	id = strings.TrimSpace(id)
   444  
   445  	// make sure "v2" does not exists
   446  	_, err = os.Stat(filepath.Join(testEnv.DaemonInfo.DockerRootDir, "plugins", id, "rootfs", "v2"))
   447  	assert.Assert(c, os.IsNotExist(err), out)
   448  
   449  	cli.DockerCmd(c, "plugin", "disable", "-f", pluginName)
   450  	cli.DockerCmd(c, "plugin", "upgrade", "--grant-all-permissions", "--skip-remote-check", pluginName, pluginV2)
   451  
   452  	// make sure "v2" file exists
   453  	_, err = os.Stat(filepath.Join(testEnv.DaemonInfo.DockerRootDir, "plugins", id, "rootfs", "v2"))
   454  	assert.NilError(c, err)
   455  
   456  	cli.DockerCmd(c, "plugin", "enable", pluginName)
   457  	cli.DockerCmd(c, "volume", "inspect", "bananas")
   458  	cli.DockerCmd(c, "run", "--rm", "-v", "bananas:/apple", "busybox", "sh", "-c", "ls -lh /apple/core")
   459  }
   460  
   461  func (s *DockerCLIPluginsSuite) TestPluginMetricsCollector(c *testing.T) {
   462  	testRequires(c, DaemonIsLinux, Network, testEnv.IsLocalDaemon, IsAmd64)
   463  	d := daemon.New(c, dockerBinary, dockerdBinary)
   464  	d.Start(c)
   465  	defer d.Stop(c)
   466  
   467  	name := "cpuguy83/docker-metrics-plugin-test:latest"
   468  	r := cli.Docker(cli.Args("plugin", "install", "--grant-all-permissions", name), cli.Daemon(d))
   469  	assert.Assert(c, r.Error == nil, r.Combined())
   470  
   471  	// plugin lisens on localhost:19393 and proxies the metrics
   472  	resp, err := http.Get("http://localhost:19393/metrics")
   473  	assert.NilError(c, err)
   474  	defer resp.Body.Close()
   475  
   476  	b, err := io.ReadAll(resp.Body)
   477  	assert.NilError(c, err)
   478  	// check that a known metric is there... don't expect this metric to change over time.. probably safe
   479  	assert.Check(c, is.Contains(string(b), "container_actions"))
   480  }