GoToSocial/cmd/gotosocial/common.go

73 lines
2.3 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package main
import (
"context"
"fmt"
"github.com/spf13/cobra"
"github.com/superseriousbusiness/gotosocial/cmd/gotosocial/action"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/log"
)
type preRunArgs struct {
cmd *cobra.Command
skipValidation bool
}
// preRun should be run in the pre-run stage of every cobra command.
// The goal here is to initialize the viper config store, and also read in
// the config file (if present).
//
// Config then undergoes basic validation if 'skipValidation' is not true.
//
// The order of these is important: the init-config function reads the location
// of the config file from the viper store so that it can be picked up by either
// env vars or cli flag.
func preRun(a preRunArgs) error {
if err := config.InitViper(a.cmd.Flags()); err != nil {
return fmt.Errorf("error initializing viper: %s", err)
}
if err := config.ReadFromFile(); err != nil {
return fmt.Errorf("error initializing config: %s", err)
}
if !a.skipValidation {
if err := config.Validate(); err != nil {
return fmt.Errorf("invalid config: %s", err)
}
}
return nil
}
// run should be used during the run stage of every cobra command.
// The idea here is to take a GTSAction and run it with the given
// context, after initializing any last-minute things like loggers etc.
func run(ctx context.Context, action action.GTSAction) error {
if err := log.Initialize(); err != nil {
return fmt.Errorf("error initializing log: %s", err)
}
return action(ctx)
}