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9c2b935812
Using git grep -l 'client\.DockerCli' cli/command/stack/ | xargs sed -i -e 's/client\.DockerCli/command\.Dockercli/g' Signed-off-by: Daniel Nephin <dnephin@docker.com>
103 lines
2.9 KiB
Go
103 lines
2.9 KiB
Go
// +build experimental
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package plugin
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import (
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"bufio"
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"fmt"
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"strings"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/cli"
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"github.com/docker/docker/cli/command"
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"github.com/docker/docker/reference"
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"github.com/docker/docker/registry"
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"github.com/spf13/cobra"
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"golang.org/x/net/context"
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)
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type pluginOptions struct {
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name string
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grantPerms bool
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disable bool
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}
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func newInstallCommand(dockerCli *command.DockerCli) *cobra.Command {
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var options pluginOptions
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cmd := &cobra.Command{
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Use: "install [OPTIONS] PLUGIN",
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Short: "Install a plugin",
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Args: cli.ExactArgs(1), // TODO: allow for set args
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RunE: func(cmd *cobra.Command, args []string) error {
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options.name = args[0]
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return runInstall(dockerCli, options)
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},
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}
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flags := cmd.Flags()
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flags.BoolVar(&options.grantPerms, "grant-all-permissions", false, "Grant all permissions necessary to run the plugin")
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flags.BoolVar(&options.disable, "disable", false, "Do not enable the plugin on install")
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return cmd
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}
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func runInstall(dockerCli *command.DockerCli, opts pluginOptions) error {
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named, err := reference.ParseNamed(opts.name) // FIXME: validate
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if err != nil {
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return err
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}
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if reference.IsNameOnly(named) {
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named = reference.WithDefaultTag(named)
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}
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ref, ok := named.(reference.NamedTagged)
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if !ok {
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return fmt.Errorf("invalid name: %s", named.String())
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}
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ctx := context.Background()
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repoInfo, err := registry.ParseRepositoryInfo(named)
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if err != nil {
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return err
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}
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authConfig := dockerCli.ResolveAuthConfig(ctx, repoInfo.Index)
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encodedAuth, err := command.EncodeAuthToBase64(authConfig)
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if err != nil {
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return err
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}
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registryAuthFunc := dockerCli.RegistryAuthenticationPrivilegedFunc(repoInfo.Index, "plugin install")
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options := types.PluginInstallOptions{
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RegistryAuth: encodedAuth,
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Disabled: opts.disable,
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AcceptAllPermissions: opts.grantPerms,
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AcceptPermissionsFunc: acceptPrivileges(dockerCli, opts.name),
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// TODO: Rename PrivilegeFunc, it has nothing to do with privileges
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PrivilegeFunc: registryAuthFunc,
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}
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if err := dockerCli.Client().PluginInstall(ctx, ref.String(), options); err != nil {
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return err
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}
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fmt.Fprintln(dockerCli.Out(), opts.name)
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return nil
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}
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func acceptPrivileges(dockerCli *command.DockerCli, name string) func(privileges types.PluginPrivileges) (bool, error) {
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return func(privileges types.PluginPrivileges) (bool, error) {
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fmt.Fprintf(dockerCli.Out(), "Plugin %q is requesting the following privileges:\n", name)
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for _, privilege := range privileges {
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fmt.Fprintf(dockerCli.Out(), " - %s: %v\n", privilege.Name, privilege.Value)
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}
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fmt.Fprint(dockerCli.Out(), "Do you grant the above permissions? [y/N] ")
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reader := bufio.NewReader(dockerCli.In())
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line, _, err := reader.ReadLine()
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if err != nil {
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return false, err
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}
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return strings.ToLower(string(line)) == "y", nil
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}
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}
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