Guillaume Lours 34bcd03a76 add --pull to run command
Signed-off-by: Guillaume Lours <705411+glours@users.noreply.github.com>
2024-12-18 12:20:02 +01:00

334 lines
10 KiB
Go

/*
Copyright 2020 Docker Compose CLI 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 compose
import (
"context"
"fmt"
"strings"
"github.com/compose-spec/compose-go/v2/format"
xprogress "github.com/moby/buildkit/util/progress/progressui"
"github.com/sirupsen/logrus"
cgo "github.com/compose-spec/compose-go/v2/cli"
"github.com/compose-spec/compose-go/v2/types"
"github.com/docker/cli/cli/command"
"github.com/docker/cli/opts"
"github.com/mattn/go-shellwords"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
"github.com/docker/cli/cli"
"github.com/docker/compose/v2/pkg/api"
"github.com/docker/compose/v2/pkg/progress"
"github.com/docker/compose/v2/pkg/utils"
)
type runOptions struct {
*composeOptions
Service string
Command []string
environment []string
Detach bool
Remove bool
noTty bool
tty bool
interactive bool
user string
workdir string
entrypoint string
entrypointCmd []string
capAdd opts.ListOpts
capDrop opts.ListOpts
labels []string
volumes []string
publish []string
useAliases bool
servicePorts bool
name string
noDeps bool
ignoreOrphans bool
removeOrphans bool
quietPull bool
}
func (options runOptions) apply(project *types.Project) (*types.Project, error) {
if options.noDeps {
var err error
project, err = project.WithSelectedServices([]string{options.Service}, types.IgnoreDependencies)
if err != nil {
return nil, err
}
}
target, err := project.GetService(options.Service)
if err != nil {
return nil, err
}
target.Tty = !options.noTty
target.StdinOpen = options.interactive
// --service-ports and --publish are incompatible
if !options.servicePorts {
if len(target.Ports) > 0 {
logrus.Debug("Running service without ports exposed as --service-ports=false")
}
target.Ports = []types.ServicePortConfig{}
for _, p := range options.publish {
config, err := types.ParsePortConfig(p)
if err != nil {
return nil, err
}
target.Ports = append(target.Ports, config...)
}
}
for _, v := range options.volumes {
volume, err := format.ParseVolume(v)
if err != nil {
return nil, err
}
target.Volumes = append(target.Volumes, volume)
}
for name := range project.Services {
if name == options.Service {
project.Services[name] = target
break
}
}
return project, nil
}
func runCommand(p *ProjectOptions, dockerCli command.Cli, backend api.Service) *cobra.Command {
options := runOptions{
composeOptions: &composeOptions{
ProjectOptions: p,
},
capAdd: opts.NewListOpts(nil),
capDrop: opts.NewListOpts(nil),
}
createOpts := createOptions{}
buildOpts := buildOptions{
ProjectOptions: p,
}
cmd := &cobra.Command{
Use: "run [OPTIONS] SERVICE [COMMAND] [ARGS...]",
Short: "Run a one-off command on a service",
Args: cobra.MinimumNArgs(1),
PreRunE: AdaptCmd(func(ctx context.Context, cmd *cobra.Command, args []string) error {
options.Service = args[0]
if len(args) > 1 {
options.Command = args[1:]
}
if len(options.publish) > 0 && options.servicePorts {
return fmt.Errorf("--service-ports and --publish are incompatible")
}
if cmd.Flags().Changed("entrypoint") {
command, err := shellwords.Parse(options.entrypoint)
if err != nil {
return err
}
options.entrypointCmd = command
}
if cmd.Flags().Changed("tty") {
if cmd.Flags().Changed("no-TTY") {
return fmt.Errorf("--tty and --no-TTY can't be used together")
} else {
options.noTty = !options.tty
}
}
createOpts.pullChanged = cmd.Flags().Changed("pull")
return nil
}),
RunE: Adapt(func(ctx context.Context, args []string) error {
project, _, err := p.ToProject(ctx, dockerCli, []string{options.Service}, cgo.WithResolvedPaths(true), cgo.WithDiscardEnvFile)
if err != nil {
return err
}
if createOpts.quietPull {
buildOpts.Progress = string(xprogress.QuietMode)
}
options.ignoreOrphans = utils.StringToBool(project.Environment[ComposeIgnoreOrphans])
return runRun(ctx, backend, project, options, createOpts, buildOpts, dockerCli)
}),
ValidArgsFunction: completeServiceNames(dockerCli, p),
}
flags := cmd.Flags()
flags.BoolVarP(&options.Detach, "detach", "d", false, "Run container in background and print container ID")
flags.StringArrayVarP(&options.environment, "env", "e", []string{}, "Set environment variables")
flags.StringArrayVarP(&options.labels, "label", "l", []string{}, "Add or override a label")
flags.BoolVar(&options.Remove, "rm", false, "Automatically remove the container when it exits")
flags.BoolVarP(&options.noTty, "no-TTY", "T", !dockerCli.Out().IsTerminal(), "Disable pseudo-TTY allocation (default: auto-detected)")
flags.StringVar(&options.name, "name", "", "Assign a name to the container")
flags.StringVarP(&options.user, "user", "u", "", "Run as specified username or uid")
flags.StringVarP(&options.workdir, "workdir", "w", "", "Working directory inside the container")
flags.StringVar(&options.entrypoint, "entrypoint", "", "Override the entrypoint of the image")
flags.Var(&options.capAdd, "cap-add", "Add Linux capabilities")
flags.Var(&options.capDrop, "cap-drop", "Drop Linux capabilities")
flags.BoolVar(&options.noDeps, "no-deps", false, "Don't start linked services")
flags.StringArrayVarP(&options.volumes, "volume", "v", []string{}, "Bind mount a volume")
flags.StringArrayVarP(&options.publish, "publish", "p", []string{}, "Publish a container's port(s) to the host")
flags.BoolVar(&options.useAliases, "use-aliases", false, "Use the service's network useAliases in the network(s) the container connects to")
flags.BoolVarP(&options.servicePorts, "service-ports", "P", false, "Run command with all service's ports enabled and mapped to the host")
flags.StringVar(&createOpts.Pull, "pull", "policy", `Pull image before running ("always"|"missing"|"never")`)
flags.BoolVar(&options.quietPull, "quiet-pull", false, "Pull without printing progress information")
flags.BoolVar(&createOpts.Build, "build", false, "Build image before starting container")
flags.BoolVar(&options.removeOrphans, "remove-orphans", false, "Remove containers for services not defined in the Compose file")
cmd.Flags().BoolVarP(&options.interactive, "interactive", "i", true, "Keep STDIN open even if not attached")
cmd.Flags().BoolVarP(&options.tty, "tty", "t", true, "Allocate a pseudo-TTY")
cmd.Flags().MarkHidden("tty") //nolint:errcheck
flags.SetNormalizeFunc(normalizeRunFlags)
flags.SetInterspersed(false)
return cmd
}
func normalizeRunFlags(f *pflag.FlagSet, name string) pflag.NormalizedName {
switch name {
case "volumes":
name = "volume"
case "labels":
name = "label"
}
return pflag.NormalizedName(name)
}
func runRun(ctx context.Context, backend api.Service, project *types.Project, options runOptions, createOpts createOptions, buildOpts buildOptions, dockerCli command.Cli) error {
project, err := options.apply(project)
if err != nil {
return err
}
err = createOpts.Apply(project)
if err != nil {
return err
}
err = progress.Run(ctx, func(ctx context.Context) error {
var buildForDeps *api.BuildOptions
if !createOpts.noBuild {
// allow dependencies needing build to be implicitly selected
bo, err := buildOpts.toAPIBuildOptions(nil)
if err != nil {
return err
}
buildForDeps = &bo
}
return startDependencies(ctx, backend, *project, buildForDeps, options)
}, dockerCli.Err())
if err != nil {
return err
}
labels := types.Labels{}
for _, s := range options.labels {
parts := strings.SplitN(s, "=", 2)
if len(parts) != 2 {
return fmt.Errorf("label must be set as KEY=VALUE")
}
labels[parts[0]] = parts[1]
}
var buildForRun *api.BuildOptions
if !createOpts.noBuild {
// dependencies have already been started above, so only the service
// being run might need to be built at this point
bo, err := buildOpts.toAPIBuildOptions([]string{options.Service})
if err != nil {
return err
}
buildForRun = &bo
}
// start container and attach to container streams
runOpts := api.RunOptions{
Build: buildForRun,
Name: options.name,
Service: options.Service,
Command: options.Command,
Detach: options.Detach,
AutoRemove: options.Remove,
Tty: !options.noTty,
Interactive: options.interactive,
WorkingDir: options.workdir,
User: options.user,
CapAdd: options.capAdd.GetAll(),
CapDrop: options.capDrop.GetAll(),
Environment: options.environment,
Entrypoint: options.entrypointCmd,
Labels: labels,
UseNetworkAliases: options.useAliases,
NoDeps: options.noDeps,
Index: 0,
QuietPull: options.quietPull,
}
for name, service := range project.Services {
if name == options.Service {
service.StdinOpen = options.interactive
project.Services[name] = service
}
}
exitCode, err := backend.RunOneOffContainer(ctx, project, runOpts)
if exitCode != 0 {
errMsg := ""
if err != nil {
errMsg = err.Error()
}
return cli.StatusError{StatusCode: exitCode, Status: errMsg}
}
return err
}
func startDependencies(ctx context.Context, backend api.Service, project types.Project, buildOpts *api.BuildOptions, options runOptions) error {
dependencies := types.Services{}
var requestedService types.ServiceConfig
for name, service := range project.Services {
if name != options.Service {
dependencies[name] = service
} else {
requestedService = service
}
}
project.Services = dependencies
project.DisabledServices[options.Service] = requestedService
err := backend.Create(ctx, &project, api.CreateOptions{
Build: buildOpts,
IgnoreOrphans: options.ignoreOrphans,
RemoveOrphans: options.removeOrphans,
QuietPull: options.quietPull,
})
if err != nil {
return err
}
if len(dependencies) > 0 {
return backend.Start(ctx, project.Name, api.StartOptions{
Project: &project,
})
}
return nil
}