mirror of https://github.com/docker/compose.git
274 lines
8.7 KiB
Go
274 lines
8.7 KiB
Go
// +build kube
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/*
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Copyright 2020 Docker Compose CLI authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package kube
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import (
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"context"
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"fmt"
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"strings"
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"github.com/compose-spec/compose-go/types"
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"github.com/docker/compose-cli/api/compose"
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apicontext "github.com/docker/compose-cli/api/context"
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"github.com/docker/compose-cli/api/context/store"
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"github.com/docker/compose-cli/api/errdefs"
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"github.com/docker/compose-cli/api/progress"
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"github.com/docker/compose-cli/kube/client"
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"github.com/docker/compose-cli/kube/helm"
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"github.com/docker/compose-cli/kube/resources"
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"github.com/docker/compose-cli/utils"
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)
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type composeService struct {
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sdk *helm.Actions
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client *client.KubeClient
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}
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// NewComposeService create a kubernetes implementation of the compose.Service API
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func NewComposeService() (compose.Service, error) {
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contextStore := store.Instance()
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currentContext := apicontext.Current()
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var kubeContext store.KubeContext
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if err := contextStore.GetEndpoint(currentContext, &kubeContext); err != nil {
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return nil, err
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}
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config, err := resources.LoadConfig(kubeContext)
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if err != nil {
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return nil, err
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}
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actions, err := helm.NewActions(config)
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if err != nil {
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return nil, err
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}
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apiClient, err := client.NewKubeClient(config)
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if err != nil {
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return nil, err
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}
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return &composeService{
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sdk: actions,
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client: apiClient,
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}, nil
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}
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// Up executes the equivalent to a `compose up`
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func (s *composeService) Up(ctx context.Context, project *types.Project, options compose.UpOptions) error {
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w := progress.ContextWriter(ctx)
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eventName := "Convert to Helm charts"
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w.Event(progress.CreatingEvent(eventName))
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chart, err := helm.GetChartInMemory(project)
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if err != nil {
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return err
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}
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w.Event(progress.NewEvent(eventName, progress.Done, ""))
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eventName = "Install Helm charts"
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w.Event(progress.CreatingEvent(eventName))
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err = s.sdk.InstallChart(project.Name, chart, func(format string, v ...interface{}) {
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message := fmt.Sprintf(format, v...)
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w.Event(progress.NewEvent(eventName, progress.Done, message))
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})
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if err != nil {
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return err
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}
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w.Event(progress.NewEvent(eventName, progress.Done, ""))
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return s.client.WaitForPodState(ctx, client.WaitForStatusOptions{
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ProjectName: project.Name,
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Services: project.ServiceNames(),
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Status: compose.RUNNING,
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Log: func(pod string, stateReached bool, message string) {
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state := progress.Done
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if !stateReached {
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state = progress.Working
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}
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w.Event(progress.NewEvent(pod, state, message))
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},
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})
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}
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// Down executes the equivalent to a `compose down`
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func (s *composeService) Down(ctx context.Context, projectName string, options compose.DownOptions) error {
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w := progress.ContextWriter(ctx)
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eventName := fmt.Sprintf("Remove %s", projectName)
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w.Event(progress.CreatingEvent(eventName))
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logger := func(format string, v ...interface{}) {
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message := fmt.Sprintf(format, v...)
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if strings.Contains(message, "Starting delete") {
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action := strings.Replace(message, "Starting delete for", "Delete", 1)
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w.Event(progress.CreatingEvent(action))
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w.Event(progress.NewEvent(action, progress.Done, ""))
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return
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}
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w.Event(progress.NewEvent(eventName, progress.Working, message))
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}
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err := s.sdk.Uninstall(projectName, logger)
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if err != nil {
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return err
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}
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events := []string{}
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err = s.client.WaitForPodState(ctx, client.WaitForStatusOptions{
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ProjectName: projectName,
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Services: nil,
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Status: compose.REMOVING,
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Timeout: options.Timeout,
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Log: func(pod string, stateReached bool, message string) {
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state := progress.Done
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if !stateReached {
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state = progress.Working
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}
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w.Event(progress.NewEvent(pod, state, message))
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if !utils.StringContains(events, pod) {
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events = append(events, pod)
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}
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},
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})
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if err != nil {
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return err
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}
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for _, e := range events {
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w.Event(progress.NewEvent(e, progress.Done, ""))
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}
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w.Event(progress.NewEvent(eventName, progress.Done, ""))
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return nil
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}
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// List executes the equivalent to a `docker stack ls`
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func (s *composeService) List(ctx context.Context, opts compose.ListOptions) ([]compose.Stack, error) {
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return s.sdk.ListReleases()
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}
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// Build executes the equivalent to a `compose build`
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func (s *composeService) Build(ctx context.Context, project *types.Project, options compose.BuildOptions) error {
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return errdefs.ErrNotImplemented
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}
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// Push executes the equivalent ot a `compose push`
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func (s *composeService) Push(ctx context.Context, project *types.Project, options compose.PushOptions) error {
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return errdefs.ErrNotImplemented
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}
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// Pull executes the equivalent of a `compose pull`
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func (s *composeService) Pull(ctx context.Context, project *types.Project) error {
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return errdefs.ErrNotImplemented
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}
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// Create executes the equivalent to a `compose create`
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func (s *composeService) Create(ctx context.Context, project *types.Project, opts compose.CreateOptions) error {
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return errdefs.ErrNotImplemented
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}
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// Start executes the equivalent to a `compose start`
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func (s *composeService) Start(ctx context.Context, project *types.Project, options compose.StartOptions) error {
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return errdefs.ErrNotImplemented
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}
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// Restart executes the equivalent to a `compose restart`
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func (s *composeService) Restart(ctx context.Context, project *types.Project, options compose.RestartOptions) error {
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return errdefs.ErrNotImplemented
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}
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// Stop executes the equivalent to a `compose stop`
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func (s *composeService) Stop(ctx context.Context, project *types.Project, options compose.StopOptions) error {
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return errdefs.ErrNotImplemented
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}
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// Logs executes the equivalent to a `compose logs`
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func (s *composeService) Logs(ctx context.Context, projectName string, consumer compose.LogConsumer, options compose.LogOptions) error {
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if len(options.Services) > 0 {
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consumer = utils.FilteredLogConsumer(consumer, options.Services)
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}
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return s.client.GetLogs(ctx, projectName, consumer, options.Follow)
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}
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// Ps executes the equivalent to a `compose ps`
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func (s *composeService) Ps(ctx context.Context, projectName string, options compose.PsOptions) ([]compose.ContainerSummary, error) {
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return s.client.GetContainers(ctx, projectName, options.All)
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}
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// Convert translate compose model into backend's native format
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func (s *composeService) Convert(ctx context.Context, project *types.Project, options compose.ConvertOptions) ([]byte, error) {
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chart, err := helm.GetChartInMemory(project)
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if err != nil {
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return nil, err
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}
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if options.Output != "" {
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_, err := helm.SaveChart(chart, options.Output)
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return nil, err
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}
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buff := []byte{}
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for _, f := range chart.Raw {
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header := "\n" + f.Name + "\n" + strings.Repeat("-", len(f.Name)) + "\n"
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buff = append(buff, []byte(header)...)
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buff = append(buff, f.Data...)
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buff = append(buff, []byte("\n")...)
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}
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return buff, nil
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}
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func (s *composeService) Kill(ctx context.Context, project *types.Project, options compose.KillOptions) error {
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return errdefs.ErrNotImplemented
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}
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// RunOneOffContainer creates a service oneoff container and starts its dependencies
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func (s *composeService) RunOneOffContainer(ctx context.Context, project *types.Project, opts compose.RunOptions) (int, error) {
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return 0, errdefs.ErrNotImplemented
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}
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func (s *composeService) Remove(ctx context.Context, project *types.Project, options compose.RemoveOptions) ([]string, error) {
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return nil, errdefs.ErrNotImplemented
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}
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// Exec executes a command in a running service container
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func (s *composeService) Exec(ctx context.Context, project *types.Project, opts compose.RunOptions) error {
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return errdefs.ErrNotImplemented
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}
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func (s *composeService) Pause(ctx context.Context, project *types.Project) error {
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return errdefs.ErrNotImplemented
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}
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func (s *composeService) UnPause(ctx context.Context, project *types.Project) error {
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return errdefs.ErrNotImplemented
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}
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func (s *composeService) Top(ctx context.Context, projectName string, services []string) ([]compose.ContainerProcSummary, error) {
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return nil, errdefs.ErrNotImplemented
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}
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func (s *composeService) Events(ctx context.Context, project string, options compose.EventsOptions) error {
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return errdefs.ErrNotImplemented
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}
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func (s *composeService) Port(ctx context.Context, project string, service string, port int, options compose.PortOptions) (string, int, error) {
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return "", 0, errdefs.ErrNotImplemented
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}
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