mirror of
https://github.com/hasura/graphql-engine.git
synced 2024-12-15 09:22:43 +03:00
135 lines
3.5 KiB
Go
135 lines
3.5 KiB
Go
package commands
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/*
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some of the code here is borrowed from the krew codebse (kubernetes)
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and the copyright belongs to the respective authors.
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source: https://github.com/kubernetes-sigs/krew/blob/master/cmd/krew/cmd/list.go
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*/
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import (
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"fmt"
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"io"
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"os"
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"runtime"
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"sort"
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"strings"
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"text/tabwriter"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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"github.com/hasura/graphql-engine/cli"
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"github.com/hasura/graphql-engine/cli/plugins"
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)
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func newPluginsListCmd(ec *cli.ExecutionContext) *cobra.Command {
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opts := &pluginListOptions{
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EC: ec,
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}
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pluginsListCmd := &cobra.Command{
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Use: "list",
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Aliases: []string{"ls"},
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Short: "List all available plugins from index, versions and installation status",
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Example: ` # List all plugins
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hasura plugins list
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# The command also updates the plugin index that is cached locally
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# To avoid updating the index, use the following flag:
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hasura plugins list --dont-update-index`,
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SilenceUsage: true,
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PreRunE: func(cmd *cobra.Command, args []string) error {
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return ec.Prepare()
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},
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RunE: func(cmd *cobra.Command, args []string) error {
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return opts.run()
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},
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}
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f := pluginsListCmd.Flags()
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f.BoolVar(&opts.dontUpdateIndex, "dont-update-index", false, "don't update the plugin index local cache, only show the list")
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return pluginsListCmd
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}
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type pluginListOptions struct {
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EC *cli.ExecutionContext
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dontUpdateIndex bool
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}
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func (p *pluginListOptions) run() error {
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if !p.dontUpdateIndex {
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ec.Spin("Updating plugin index...")
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err := p.EC.PluginsConfig.Repo.EnsureUpdated()
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if err != nil {
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p.EC.Logger.Warnf("unable to update plugin index %q", err)
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}
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}
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ec.Spin("Fetching plugins list...")
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defer ec.Spinner.Stop()
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availablePlugins, err := ec.PluginsConfig.ListPlugins()
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if err != nil {
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return errors.Wrap(err, "failed to load the list of plugins from the index")
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}
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names := make([]string, 0, len(availablePlugins))
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pluginMap := make(map[string]plugins.Plugin, len(availablePlugins))
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for i, ap := range availablePlugins {
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names = append(names, i)
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latestVersion := ap.Index[len(ap.Index)-1]
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pluginMap[i] = ap.Versions[latestVersion]
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}
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installed, err := ec.PluginsConfig.ListInstalledPlugins()
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if err != nil {
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return errors.Wrap(err, "failed to load installed plugins")
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}
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// No plugins found
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if len(names) == 0 {
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return nil
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}
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var rows [][]string
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cols := []string{"NAME", "DESCRIPTION", "VERSION", "INSTALLED"}
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for _, name := range names {
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plugin := pluginMap[name]
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var status string
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var version string
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if _, ok := installed[name]; ok {
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status = "yes"
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version = installed[name]
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} else if _, ok, err := plugins.MatchPlatform(plugin.Platforms); err != nil {
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return errors.Wrapf(err, "failed to get the matching platform for plugin %s", name)
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} else if ok {
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status = "no"
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} else {
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status = "unavailable on " + runtime.GOOS
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}
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if status == "yes" {
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version = installed[name]
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} else {
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version = plugin.Version
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}
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rows = append(rows, []string{name, limitString(plugin.ShortDescription, 50), version, status})
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}
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rows = sortByFirstColumn(rows)
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ec.Spinner.Stop()
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return printTable(os.Stdout, cols, rows)
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}
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func printTable(out io.Writer, columns []string, rows [][]string) error {
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w := tabwriter.NewWriter(out, 0, 0, 2, ' ', 0)
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fmt.Fprint(w, strings.Join(columns, "\t"))
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fmt.Fprintln(w)
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for _, values := range rows {
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fmt.Fprint(w, strings.Join(values, "\t"))
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fmt.Fprintln(w)
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}
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return w.Flush()
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}
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func sortByFirstColumn(rows [][]string) [][]string {
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sort.Slice(rows, func(a, b int) bool {
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return rows[a][0] < rows[b][0]
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})
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return rows
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}
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