/
image_prune.go
84 lines (73 loc) · 2.23 KB
/
image_prune.go
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// Copyright 2023 The envd Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package app
import (
"fmt"
"io"
"os"
dockertypes "github.com/docker/docker/api/types"
"github.com/docker/go-units"
"github.com/olekukonko/tablewriter"
"github.com/urfave/cli/v2"
"github.com/tensorchord/envd/pkg/app/telemetry"
"github.com/tensorchord/envd/pkg/driver/docker"
)
var CommandPruneImages = &cli.Command{
Name: "prune",
Usage: "Remove unused images",
Action: pruneImages,
}
func pruneImages(clicontext *cli.Context) error {
telemetry.GetReporter().Telemetry("image_prune", telemetry.AddField("runner", "docker"))
cli, err := docker.NewClient(clicontext.Context)
if err != nil {
return err
}
report, err := cli.PruneImage(clicontext.Context)
if err != nil {
return err
}
if len(report.ImagesDeleted) > 0 {
renderPruneReport(os.Stdout, report)
}
return nil
}
func renderPruneReport(w io.Writer, report dockertypes.ImagesPruneReport) {
table := tablewriter.NewWriter(w)
table.SetHeader([]string{"Type", "Image"})
table.SetAutoWrapText(false)
table.SetAutoFormatHeaders(true)
table.SetHeaderAlignment(tablewriter.ALIGN_LEFT)
table.SetAlignment(tablewriter.ALIGN_LEFT)
table.SetCenterSeparator("")
table.SetColumnSeparator("")
table.SetRowSeparator("")
table.SetHeaderLine(false)
table.SetBorder(false)
table.SetTablePadding("\t") // pad with tabs
table.SetNoWhiteSpace(true)
for _, img := range report.ImagesDeleted {
envRow := make([]string, 2)
if img.Untagged != "" {
envRow[0] = "Untagged"
envRow[1] = img.Untagged
} else {
envRow[0] = "Deleted"
envRow[1] = img.Deleted
}
table.Append(envRow)
}
table.Render()
fmt.Fprintln(w, "Total reclaimed space:", units.HumanSize(float64(report.SpaceReclaimed)))
}