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// +build varlink
package varlinkapi
import (
"encoding/json"
"github.com/containers/libpod/cmd/podman/shared"
iopodman "github.com/containers/libpod/cmd/podman/varlink"
"github.com/containers/libpod/libpod"
)
// VolumeCreate creates a libpod volume based on input from a varlink connection
func (i *LibpodAPI) VolumeCreate(call iopodman.VarlinkCall, options iopodman.VolumeCreateOpts) error {
var volumeOptions []libpod.VolumeCreateOption
if len(options.VolumeName) > 0 {
volumeOptions = append(volumeOptions, libpod.WithVolumeName(options.VolumeName))
}
if len(options.Driver) > 0 {
volumeOptions = append(volumeOptions, libpod.WithVolumeDriver(options.Driver))
}
if len(options.Labels) > 0 {
volumeOptions = append(volumeOptions, libpod.WithVolumeLabels(options.Labels))
}
if len(options.Options) > 0 {
parsedOptions, err := shared.ParseVolumeOptions(options.Options)
if err != nil {
return call.ReplyErrorOccurred(err.Error())
}
volumeOptions = append(volumeOptions, parsedOptions...)
}
newVolume, err := i.Runtime.NewVolume(getContext(), volumeOptions...)
if err != nil {
return call.ReplyErrorOccurred(err.Error())
}
return call.ReplyVolumeCreate(newVolume.Name())
}
// VolumeRemove removes volumes by options.All or options.Volumes
func (i *LibpodAPI) VolumeRemove(call iopodman.VarlinkCall, options iopodman.VolumeRemoveOpts) error {
success, failed, err := shared.SharedRemoveVolumes(getContext(), i.Runtime, options.Volumes, options.All, options.Force)
if err != nil {
return call.ReplyErrorOccurred(err.Error())
}
// Convert map[string]string to map[string]error
errStrings := make(map[string]string)
for k, v := range failed {
errStrings[k] = v.Error()
}
return call.ReplyVolumeRemove(success, errStrings)
}
// GetVolumes returns all the volumes known to the remote system
func (i *LibpodAPI) GetVolumes(call iopodman.VarlinkCall, args []string, all bool) error {
var (
err error
reply []*libpod.Volume
volumes []iopodman.Volume
)
if all {
reply, err = i.Runtime.GetAllVolumes()
} else {
for _, v := range args {
vol, err := i.Runtime.GetVolume(v)
if err != nil {
return err
}
reply = append(reply, vol)
}
}
if err != nil {
return call.ReplyErrorOccurred(err.Error())
}
// Build the iopodman.volume struct for the return
for _, v := range reply {
newVol := iopodman.Volume{
Driver: v.Driver(),
Labels: v.Labels(),
MountPoint: v.MountPoint(),
Name: v.Name(),
Options: v.Options(),
}
volumes = append(volumes, newVol)
}
return call.ReplyGetVolumes(volumes)
}
// InspectVolume inspects a single volume, returning its JSON as a string.
func (i *LibpodAPI) InspectVolume(call iopodman.VarlinkCall, name string) error {
vol, err := i.Runtime.LookupVolume(name)
if err != nil {
return call.ReplyErrorOccurred(err.Error())
}
inspectOut, err := vol.Inspect()
if err != nil {
return call.ReplyErrorOccurred(err.Error())
}
inspectJSON, err := json.Marshal(inspectOut)
if err != nil {
return call.ReplyErrorOccurred(err.Error())
}
return call.ReplyInspectVolume(string(inspectJSON))
}
// VolumesPrune removes unused images via a varlink call
func (i *LibpodAPI) VolumesPrune(call iopodman.VarlinkCall) error {
var (
prunedErrors []string
prunedNames []string
)
responses, err := i.Runtime.PruneVolumes(getContext())
if err != nil {
return call.ReplyVolumesPrune([]string{}, []string{err.Error()})
}
for k, v := range responses {
if v == nil {
prunedNames = append(prunedNames, k)
} else {
prunedErrors = append(prunedErrors, v.Error())
}
}
return call.ReplyVolumesPrune(prunedNames, prunedErrors)
}
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