mirror of
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synced 2022-11-09 12:21:53 -05:00
137 lines
3.4 KiB
Go
137 lines
3.4 KiB
Go
package plugin // import "github.com/docker/docker/plugin"
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import (
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"io"
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/pkg/mount"
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"github.com/docker/docker/pkg/system"
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"github.com/docker/docker/plugin/v2"
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specs "github.com/opencontainers/runtime-spec/specs-go"
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"github.com/pkg/errors"
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)
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func TestManagerWithPluginMounts(t *testing.T) {
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root, err := ioutil.TempDir("", "test-store-with-plugin-mounts")
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if err != nil {
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t.Fatal(err)
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}
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defer system.EnsureRemoveAll(root)
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s := NewStore()
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managerRoot := filepath.Join(root, "manager")
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p1 := newTestPlugin(t, "test1", "testcap", managerRoot)
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p2 := newTestPlugin(t, "test2", "testcap", managerRoot)
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p2.PluginObj.Enabled = true
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m, err := NewManager(
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ManagerConfig{
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Store: s,
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Root: managerRoot,
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ExecRoot: filepath.Join(root, "exec"),
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CreateExecutor: func(*Manager) (Executor, error) { return nil, nil },
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LogPluginEvent: func(_, _, _ string) {},
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})
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if err != nil {
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t.Fatal(err)
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}
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if err := s.Add(p1); err != nil {
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t.Fatal(err)
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}
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if err := s.Add(p2); err != nil {
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t.Fatal(err)
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}
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// Create a mount to simulate a plugin that has created it's own mounts
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p2Mount := filepath.Join(p2.Rootfs, "testmount")
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if err := os.MkdirAll(p2Mount, 0755); err != nil {
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t.Fatal(err)
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}
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if err := mount.Mount("tmpfs", p2Mount, "tmpfs", ""); err != nil {
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t.Fatal(err)
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}
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if err := m.Remove(p1.Name(), &types.PluginRmConfig{ForceRemove: true}); err != nil {
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t.Fatal(err)
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}
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if mounted, err := mount.Mounted(p2Mount); !mounted || err != nil {
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t.Fatalf("expected %s to be mounted, err: %v", p2Mount, err)
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}
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}
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func newTestPlugin(t *testing.T, name, cap, root string) *v2.Plugin {
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rootfs := filepath.Join(root, name)
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if err := os.MkdirAll(rootfs, 0755); err != nil {
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t.Fatal(err)
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}
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p := v2.Plugin{PluginObj: types.Plugin{Name: name}}
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p.Rootfs = rootfs
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iType := types.PluginInterfaceType{Capability: cap, Prefix: "docker", Version: "1.0"}
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i := types.PluginConfigInterface{Socket: "plugins.sock", Types: []types.PluginInterfaceType{iType}}
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p.PluginObj.Config.Interface = i
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p.PluginObj.ID = name
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return &p
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}
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type simpleExecutor struct {
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}
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func (e *simpleExecutor) Create(id string, spec specs.Spec, stdout, stderr io.WriteCloser) error {
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return errors.New("Create failed")
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}
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func (e *simpleExecutor) Restore(id string, stdout, stderr io.WriteCloser) error {
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return nil
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}
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func (e *simpleExecutor) IsRunning(id string) (bool, error) {
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return false, nil
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}
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func (e *simpleExecutor) Signal(id string, signal int) error {
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return nil
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}
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func TestCreateFailed(t *testing.T) {
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root, err := ioutil.TempDir("", "test-create-failed")
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if err != nil {
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t.Fatal(err)
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}
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defer system.EnsureRemoveAll(root)
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s := NewStore()
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managerRoot := filepath.Join(root, "manager")
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p := newTestPlugin(t, "create", "testcreate", managerRoot)
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m, err := NewManager(
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ManagerConfig{
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Store: s,
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Root: managerRoot,
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ExecRoot: filepath.Join(root, "exec"),
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CreateExecutor: func(*Manager) (Executor, error) { return &simpleExecutor{}, nil },
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LogPluginEvent: func(_, _, _ string) {},
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})
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if err != nil {
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t.Fatal(err)
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}
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if err := s.Add(p); err != nil {
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t.Fatal(err)
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}
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if err := m.enable(p, &controller{}, false); err == nil {
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t.Fatalf("expected Create failed error, got %v", err)
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}
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if err := m.Remove(p.Name(), &types.PluginRmConfig{ForceRemove: true}); err != nil {
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t.Fatal(err)
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}
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}
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