grim/convey

closing closed branch again
multiple-images
2018-01-26, Gary Kramlich
8e45b1f8ccff
closing closed branch again
/*
* Convey
* Copyright 2016-2017 Gary Kramlich <grim@reaperworld.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package docker
import (
"fmt"
"github.com/aphistic/gomol"
"bitbucket.org/rw_grim/convey/command"
"bitbucket.org/rw_grim/convey/environment"
"bitbucket.org/rw_grim/convey/options"
"bitbucket.org/rw_grim/convey/tasks"
"bitbucket.org/rw_grim/convey/workspace"
)
type Tag struct {
Source string `yaml:"source"`
Destination string `yaml:"destination"`
Destinations []string `yaml:"destinations"`
}
const tagTemplate = `docker tag {{.source}} {{.destination}}`
func (t *Tag) Execute(name string, ws *workspace.Workspace, logger *gomol.LogAdapter, env []string, opts *options.Options) error {
fullEnv := environment.Merge(env, opts.Environment)
for _, destination := range t.Destinations {
params := map[string]interface{}{
"source": environment.Mapper(t.Source, fullEnv),
"destination": environment.Mapper(destination, fullEnv),
}
if err := command.Run(name, tagTemplate, params, opts.TaskTimeout); err != nil {
return err
}
}
return nil
}
func (t *Tag) New() tasks.Task {
return &Tag{}
}
func (t *Tag) Valid() error {
if t.Source == "" {
return fmt.Errorf("no source tag specified")
}
if t.Destination != "" {
t.Destinations = append([]string{t.Destination}, t.Destinations...)
}
if len(t.Destinations) == 0 {
return fmt.Errorf("no destination tags specified")
}
return nil
}