wisski-cloud-distillery/cmd/config_migrate.go
Tom Wiesing 945329a080
Move to yaml-based configuration
This commit updates the configuration to be yaml-based and updates the
configuration to read in a yaml file.
2023-02-25 09:14:56 +01:00

64 lines
1.5 KiB
Go

package cmd
import (
"bytes"
wisski_distillery "github.com/FAU-CDI/wisski-distillery"
"github.com/FAU-CDI/wisski-distillery/internal/cli"
"github.com/FAU-CDI/wisski-distillery/internal/config"
"github.com/FAU-CDI/wisski-distillery/internal/config/legacy"
"github.com/FAU-CDI/wisski-distillery/pkg/environment"
)
// ConfigMigrate is the config-migrate command
var ConfigMigrate wisski_distillery.Command = cfgMigrate{}
type cfgMigrate struct {
Positionals struct {
Input string `positional-arg-name:"input" required:"1-1" description:"old config to migrate"`
} `positional-args:"true"`
}
func (cfgMigrate) Description() wisski_distillery.Description {
return wisski_distillery.Description{
Requirements: cli.Requirements{
NeedsDistillery: false,
},
Command: "config_migrate",
Description: "migrate legacy configuration",
}
}
func (c cfgMigrate) Run(context wisski_distillery.Context) error {
// migration environment is the native environment!
env := new(environment.Native)
// open the legacy file
file, err := env.Open(c.Positionals.Input)
if err != nil {
return err
}
defer file.Close()
// migrate from a legacy configuration
// then marshal, and re-read
var cfg config.Config
{
var mconfig config.Config
var output bytes.Buffer
if err := legacy.Migrate(&mconfig, env, file); err != nil {
return err
}
if err := mconfig.Marshal(&output); err != nil {
return err
}
if err := cfg.Unmarshal(env, &output); err != nil {
return err
}
}
// do a final marshal
return cfg.Marshal(context.Stdout)
}