129 lines
2.9 KiB
Go
129 lines
2.9 KiB
Go
// Copyright 2023 Mikhail Klementev. All rights reserved.
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// Use of this source code is governed by a AGPLv3 license
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// (or later) that can be found in the LICENSE file.
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package cmd
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import (
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"fmt"
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"os/exec"
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"path/filepath"
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"strings"
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"github.com/rs/zerolog/log"
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"code.dumpstack.io/tools/out-of-tree/container"
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)
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type ContainerCmd struct {
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Filter string `help:"filter by name"`
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List ContainerListCmd `cmd:"" help:"list containers"`
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Update ContainerUpdateCmd `cmd:"" help:"update containers"`
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Save ContainerSaveCmd `cmd:"" help:"save containers"`
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Cleanup ContainerCleanupCmd `cmd:"" help:"cleanup containers"`
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}
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func (cmd ContainerCmd) Containers() (names []string) {
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images, err := container.Images()
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if err != nil {
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log.Fatal().Err(err).Msg("")
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}
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for _, img := range images {
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if cmd.Filter != "" && !strings.Contains(img.Name, cmd.Filter) {
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continue
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}
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names = append(names, img.Name)
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}
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return
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}
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type ContainerListCmd struct{}
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func (cmd ContainerListCmd) Run(containerCmd *ContainerCmd) (err error) {
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for _, name := range containerCmd.Containers() {
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fmt.Println(name)
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}
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return
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}
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type ContainerUpdateCmd struct{}
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func (cmd ContainerUpdateCmd) Run(g *Globals, containerCmd *ContainerCmd) (err error) {
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images, err := container.Images()
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if err != nil {
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return
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}
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container.UseCache = false
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container.UsePrebuilt = false
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// TODO move from all commands to main command line handler
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container.Commands = g.Config.Docker.Commands
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container.Registry = g.Config.Docker.Registry
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container.Timeout = g.Config.Docker.Timeout.Duration
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for _, img := range images {
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if containerCmd.Filter != "" {
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if !strings.Contains(img.Name, containerCmd.Filter) {
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log.Debug().Msgf("skip %s", img.Name)
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continue
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}
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}
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_, err = img.Distro.Packages()
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if err != nil {
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return
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}
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}
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return
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}
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type ContainerSaveCmd struct {
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OutDir string `help:"directory to save containers" default:"./" type:"existingdir"`
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}
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func (cmd ContainerSaveCmd) Run(containerCmd *ContainerCmd) (err error) {
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for _, name := range containerCmd.Containers() {
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nlog := log.With().Str("name", name).Logger()
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output := filepath.Join(cmd.OutDir, name+".tar")
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nlog.Info().Msgf("saving to %v", output)
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err = container.Save(name, output)
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if err != nil {
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return
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}
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compressed := output + ".gz"
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nlog.Info().Msgf("compressing to %v", compressed)
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var raw []byte
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raw, err = exec.Command("gzip", output).CombinedOutput()
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if err != nil {
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nlog.Error().Err(err).Msg(string(raw))
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return
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}
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nlog.Info().Msg("done")
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}
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return
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}
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type ContainerCleanupCmd struct{}
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func (cmd ContainerCleanupCmd) Run(containerCmd *ContainerCmd) (err error) {
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var output []byte
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for _, name := range containerCmd.Containers() {
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output, err = exec.Command(container.Runtime, "image", "rm", name).
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CombinedOutput()
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if err != nil {
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log.Error().Err(err).Str("output", string(output)).Msg("")
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return
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}
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}
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return
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}
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