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plugin_install.go
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plugin_install.go
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package main
import (
"fmt"
"io"
"github.com/spf13/cobra"
"github.com/Azure/draft/pkg/draft/draftpath"
"github.com/Azure/draft/pkg/plugin"
"github.com/Azure/draft/pkg/plugin/installer"
)
type pluginInstallCmd struct {
source string
version string
home draftpath.Home
out io.Writer
args []string
}
func newPluginInstallCmd(out io.Writer) *cobra.Command {
pcmd := &pluginInstallCmd{
out: out,
args: []string{"plugin"},
}
cmd := &cobra.Command{
Use: "install [options] <path|url>...",
Short: "install one or more Draft plugins",
PreRunE: func(cmd *cobra.Command, args []string) error {
return pcmd.complete(args)
},
RunE: func(cmd *cobra.Command, args []string) error {
return pcmd.run()
},
}
cmd.Flags().StringVar(&pcmd.version, "version", "", "specify a version constraint. If this is not specified, the latest version is installed")
return cmd
}
func (pcmd *pluginInstallCmd) complete(args []string) error {
if err := validateArgs(args, pcmd.args); err != nil {
return err
}
pcmd.source = args[0]
pcmd.home = draftpath.Home(homePath())
return nil
}
func (pcmd *pluginInstallCmd) run() error {
installer.Debug = flagDebug
i, err := installer.New(pcmd.source, pcmd.version, pcmd.home)
if err != nil {
return err
}
debug("installing plugin from %s", pcmd.source)
if err := installer.Install(i); err != nil {
return err
}
debug("loading plugin from %s", i.Path())
p, err := plugin.LoadDir(i.Path())
if err != nil {
return err
}
debug("running any install instructions for plugin: %s", p.Metadata.Name)
if err := runHook(p, plugin.Install); err != nil {
return err
}
fmt.Fprintf(pcmd.out, "Installed plugin: %s\n", p.Metadata.Name)
return nil
}