grim/convey

closing merged branch
hostnames
2017-10-13, Gary Kramlich
33eae19fcbbe
closing merged branch
/*
* 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 (
"github.com/aphistic/gomol"
"bitbucket.org/rw_grim/convey/environment"
"bitbucket.org/rw_grim/convey/state"
"bitbucket.org/rw_grim/convey/tasks"
"bitbucket.org/rw_grim/convey/yaml"
)
type Tag struct {
Source string `yaml:"source"`
Destination string `yaml:"destination"`
Destinations yaml.StringOrSlice `yaml:"destinations"`
}
const tagTemplate = `tag {{.source}} {{.destination}}`
func (t *Tag) Execute(name string, logger *gomol.LogAdapter, env []string, st *state.State) error {
fullEnv := environment.Merge(env, st.Environment)
source, err := environment.Mapper(t.Source, fullEnv)
if err != nil {
return err
}
destinations, err := st.MapSlice(t.Destinations, fullEnv)
if err != nil {
return err
}
for _, destination := range destinations {
params := map[string]interface{}{
"source": source,
"destination": destination,
}
if err := Docker(name, tagTemplate, params, st); err != nil {
return err
}
}
return nil
}
func (t *Tag) New() tasks.Task {
return &Tag{}
}
func (t *Tag) Valid() error {
if t.Source == "" {
return errNoSourceTag
}
if t.Destination != "" {
t.Destinations = append([]string{t.Destination}, t.Destinations...)
}
if len(t.Destinations) == 0 {
return errNoDestinationTags
}
return nil
}