compose/kube/charts/charts.go
aiordache f09a57351f remove unused utils pkg
Signed-off-by: aiordache <anca.iordache@docker.com>
2021-01-21 14:48:41 +01:00

137 lines
3.4 KiB
Go

// +build kube
/*
Copyright 2020 Docker Compose CLI authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package charts
import (
"context"
"os"
"path/filepath"
"strings"
"github.com/compose-spec/compose-go/types"
"github.com/docker/compose-cli/api/compose"
"github.com/docker/compose-cli/api/context/store"
"github.com/docker/compose-cli/kube/charts/helm"
"github.com/docker/compose-cli/kube/charts/kubernetes"
chart "helm.sh/helm/v3/pkg/chart"
util "helm.sh/helm/v3/pkg/chartutil"
helmenv "helm.sh/helm/v3/pkg/cli"
)
// API defines management methods for helm charts
type API interface {
GetDefaultEnv() *helmenv.EnvSettings
Connect(ctx context.Context) error
GenerateChart(project *types.Project, dirname string) error
GetChartInMemory(project *types.Project) (*chart.Chart, error)
SaveChart(project *types.Project, dest string) error
Install(project *types.Project) error
Uninstall(projectName string) error
List(projectName string) ([]compose.Stack, error)
}
type sdk struct {
h *helm.HelmActions
environment map[string]string
}
// sdk implement API
var _ API = sdk{}
func NewSDK(ctx store.KubeContext) (sdk, error) {
return sdk{
environment: environment(),
h: helm.NewHelmActions(nil),
}, nil
}
func (s sdk) Connect(ctx context.Context) error {
return nil
}
// Install deploys a Compose stack
func (s sdk) Install(project *types.Project) error {
chart, err := s.GetChartInMemory(project)
if err != nil {
return err
}
return s.h.InstallChart(project.Name, chart)
}
// Uninstall removes a runnign compose stack
func (s sdk) Uninstall(projectName string) error {
return s.h.Uninstall(projectName)
}
// List returns a list of compose stacks
func (s sdk) List(projectName string) ([]compose.Stack, error) {
return s.h.ListReleases()
}
// GetDefault initializes Helm EnvSettings
func (s sdk) GetDefaultEnv() *helmenv.EnvSettings {
return helmenv.New()
}
func (s sdk) GetChartInMemory(project *types.Project) (*chart.Chart, error) {
// replace _ with - in volume names
for k, v := range project.Volumes {
volumeName := strings.ReplaceAll(k, "_", "-")
if volumeName != k {
project.Volumes[volumeName] = v
delete(project.Volumes, k)
}
}
objects, err := kubernetes.MapToKubernetesObjects(project)
if err != nil {
return nil, err
}
//in memory files
return helm.ConvertToChart(project.Name, objects)
}
func (s sdk) SaveChart(project *types.Project, dest string) error {
chart, err := s.GetChartInMemory(project)
if err != nil {
return err
}
return util.SaveDir(chart, dest)
}
func (s sdk) GenerateChart(project *types.Project, dirname string) error {
if strings.Contains(dirname, ".") {
splits := strings.SplitN(dirname, ".", 2)
dirname = splits[0]
}
dirname = filepath.Dir(dirname)
return s.SaveChart(project, dirname)
}
func environment() map[string]string {
vars := make(map[string]string)
env := os.Environ()
for _, v := range env {
k := strings.SplitN(v, "=", 2)
vars[k[0]] = k[1]
}
return vars
}