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Only warn on volume.external.name for version 3.4 

Also remove use of volume.external.name

Signed-off-by: Daniel Nephin <dnephin@docker.com>
This commit is contained in:
Daniel Nephin 2017-11-06 17:03:43 -05:00
parent e2ada663d2
commit aea9544db5
5 changed files with 107 additions and 59 deletions
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11
cli/compose/convert/volume.go
View File

@ -68,16 +68,15 @@ func convertVolumeToMount(
result.VolumeOptions.NoCopy = volume.Volume.NoCopy
}
// External named volumes
if stackVolume.External.External {
result.Source = stackVolume.External.Name
return result, nil
}
if stackVolume.Name != "" {
result.Source = stackVolume.Name
}
// External named volumes
if stackVolume.External.External {
return result, nil
}
result.VolumeOptions.Labels = AddStackLabel(namespace, stackVolume.Labels)
if stackVolume.Driver != "" || stackVolume.DriverOpts != nil {
result.VolumeOptions.DriverConfig = &mount.Driver{

22
cli/compose/convert/volume_test.go
View File

@ -148,20 +148,16 @@ func TestConvertVolumeToMountNamedVolumeWithNameCustomizd(t *testing.T) {
func TestConvertVolumeToMountNamedVolumeExternal(t *testing.T) {
stackVolumes := volumes{
"outside": composetypes.VolumeConfig{
External: composetypes.External{
External: true,
Name: "special",
},
Name: "special",
External: composetypes.External{External: true},
},
}
namespace := NewNamespace("foo")
expected := mount.Mount{
Type: mount.TypeVolume,
Source: "special",
Target: "/foo",
VolumeOptions: &mount.VolumeOptions{
NoCopy: false,
},
Type: mount.TypeVolume,
Source: "special",
Target: "/foo",
VolumeOptions: &mount.VolumeOptions{NoCopy: false},
}
config := composetypes.ServiceVolumeConfig{
Type: "volume",
@ -176,10 +172,8 @@ func TestConvertVolumeToMountNamedVolumeExternal(t *testing.T) {
func TestConvertVolumeToMountNamedVolumeExternalNoCopy(t *testing.T) {
stackVolumes := volumes{
"outside": composetypes.VolumeConfig{
External: composetypes.External{
External: true,
Name: "special",
},
Name: "special",
External: composetypes.External{External: true},
},
}
namespace := NewNamespace("foo")

54
cli/compose/loader/loader.go
View File

@ -12,6 +12,7 @@ import (
"github.com/docker/cli/cli/compose/template"
"github.com/docker/cli/cli/compose/types"
"github.com/docker/cli/opts"
"github.com/docker/docker/api/types/versions"
"github.com/docker/go-connections/nat"
units "github.com/docker/go-units"
shellwords "github.com/mattn/go-shellwords"
@ -49,6 +50,7 @@ func Load(configDetails types.ConfigDetails) (*types.Config, error) {
}
configDict := getConfigDict(configDetails)
configDetails.Version = schema.Version(configDict)
if err := validateForbidden(configDict); err != nil {
return nil, err
@ -60,7 +62,7 @@ func Load(configDetails types.ConfigDetails) (*types.Config, error) {
return nil, err
}
if err := schema.Validate(configDict, schema.Version(configDict)); err != nil {
if err := schema.Validate(configDict, configDetails.Version); err != nil {
return nil, err
}
return loadSections(configDict, configDetails)
@ -103,7 +105,7 @@ func loadSections(config map[string]interface{}, configDetails types.ConfigDetai
{
key: "volumes",
fnc: func(config map[string]interface{}) error {
cfg.Volumes, err = LoadVolumes(config)
cfg.Volumes, err = LoadVolumes(config, configDetails.Version)
return err
},
},
@ -446,34 +448,36 @@ func externalVolumeError(volume, key string) error {
// LoadVolumes produces a VolumeConfig map from a compose file Dict
// the source Dict is not validated if directly used. Use Load() to enable validation
func LoadVolumes(source map[string]interface{}) (map[string]types.VolumeConfig, error) {
func LoadVolumes(source map[string]interface{}, version string) (map[string]types.VolumeConfig, error) {
volumes := make(map[string]types.VolumeConfig)
err := transform(source, &volumes)
if err != nil {
if err := transform(source, &volumes); err != nil {
return volumes, err
}
for name, volume := range volumes {
if volume.External.External {
if volume.Driver != "" {
return nil, externalVolumeError(name, "driver")
}
if len(volume.DriverOpts) > 0 {
return nil, externalVolumeError(name, "driver_opts")
}
if len(volume.Labels) > 0 {
return nil, externalVolumeError(name, "labels")
}
if volume.External.Name == "" {
volume.External.Name = name
volumes[name] = volume
} else {
logrus.Warnf("volume %s: volume.external.name is deprecated in favor of volume.name", name)
if volume.Name != "" {
return nil, errors.Errorf("volume %s: volume.external.name and volume.name conflict; only use volume.name", name)
}
}
for name, volume := range volumes {
if !volume.External.External {
continue
}
switch {
case volume.Driver != "":
return nil, externalVolumeError(name, "driver")
case len(volume.DriverOpts) > 0:
return nil, externalVolumeError(name, "driver_opts")
case len(volume.Labels) > 0:
return nil, externalVolumeError(name, "labels")
case volume.External.Name != "":
if volume.Name != "" {
return nil, errors.Errorf("volume %s: volume.external.name and volume.name conflict; only use volume.name", name)
}
if versions.GreaterThanOrEqualTo(version, "3.4") {
logrus.Warnf("volume %s: volume.external.name is deprecated in favor of volume.name", name)
}
volume.Name = volume.External.Name
volume.External.Name = ""
case volume.Name == "":
volume.Name = name
}
volumes[name] = volume
}
return volumes, nil
}

78
cli/compose/loader/loader_test.go
View File

@ -1,6 +1,7 @@
package loader
import (
"bytes"
"fmt"
"io/ioutil"
"os"
@ -9,6 +10,7 @@ import (
"time"
"github.com/docker/cli/cli/compose/types"
"github.com/sirupsen/logrus"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
@ -630,7 +632,7 @@ networks:
"super": {External: types.External{External: true, Name: "super"}},
},
Volumes: map[string]types.VolumeConfig{
"data": {External: types.External{External: true, Name: "data"}},
"data": {External: types.External{External: true}, Name: "data"},
},
Networks: map[string]types.NetworkConfig{
"front": {
@ -1190,23 +1192,16 @@ func TestFullExample(t *testing.T) {
},
},
"external-volume": {
External: types.External{
Name: "external-volume",
External: true,
},
Name: "external-volume",
External: types.External{External: true},
},
"other-external-volume": {
External: types.External{
Name: "my-cool-volume",
External: true,
},
Name: "my-cool-volume",
External: types.External{External: true},
},
"external-volume3": {
Name: "this-is-volume3",
External: types.External{
Name: "external-volume3",
External: true,
},
Name: "this-is-volume3",
External: types.External{External: true},
},
}
@ -1406,3 +1401,58 @@ services:
require.Len(t, config.Services, 1)
assert.Equal(t, expected, config.Services[0].ExtraHosts)
}
func TestLoadVolumesWarnOnDeprecatedExternalNameVersion34(t *testing.T) {
buf, cleanup := patchLogrus()
defer cleanup()
source := map[string]interface{}{
"foo": map[string]interface{}{
"external": map[string]interface{}{
"name": "oops",
},
},
}
volumes, err := LoadVolumes(source, "3.4")
require.NoError(t, err)
expected := map[string]types.VolumeConfig{
"foo": {
Name: "oops",
External: types.External{External: true},
},
}
assert.Equal(t, expected, volumes)
assert.Contains(t, buf.String(), "volume.external.name is deprecated")
}
func patchLogrus() (*bytes.Buffer, func()) {
buf := new(bytes.Buffer)
out := logrus.StandardLogger().Out
logrus.SetOutput(buf)
return buf, func() { logrus.SetOutput(out) }
}
func TestLoadVolumesWarnOnDeprecatedExternalNameVersion33(t *testing.T) {
buf, cleanup := patchLogrus()
defer cleanup()
source := map[string]interface{}{
"foo": map[string]interface{}{
"external": map[string]interface{}{
"name": "oops",
},
},
}
volumes, err := LoadVolumes(source, "3.3")
require.NoError(t, err)
expected := map[string]types.VolumeConfig{
"foo": {
Name: "oops",
External: types.External{External: true},
},
}
assert.Equal(t, expected, volumes)
assert.Equal(t, "", buf.String())
}

1
cli/compose/types/types.go
View File

@ -55,6 +55,7 @@ type ConfigFile struct {
// ConfigDetails are the details about a group of ConfigFiles
type ConfigDetails struct {
Version string
WorkingDir string
ConfigFiles []ConfigFile
Environment map[string]string