publish.go

package publish

import (
	"context"
	"fmt"
	"os"
	"path/filepath"
	"time"

	"github.com/Masterminds/semver"
	uuid "github.com/satori/go.uuid"
	"github.com/spf13/cobra"
	helm_v3 "helm.sh/helm/v3/cmd/helm"
	"helm.sh/helm/v3/pkg/chart"
	"helm.sh/helm/v3/pkg/chart/loader"
	"helm.sh/helm/v3/pkg/cli/values"
	"helm.sh/helm/v3/pkg/getter"

	"github.com/werf/logboek"
	"github.com/werf/werf/cmd/werf/common"
	"github.com/werf/werf/pkg/build"
	"github.com/werf/werf/pkg/config"
	"github.com/werf/werf/pkg/deploy/bundles"
	"github.com/werf/werf/pkg/deploy/helm/chart_extender"
	"github.com/werf/werf/pkg/deploy/helm/chart_extender/helpers"
	"github.com/werf/werf/pkg/git_repo"
	"github.com/werf/werf/pkg/git_repo/gitdata"
	"github.com/werf/werf/pkg/image"
	"github.com/werf/werf/pkg/slug"
	"github.com/werf/werf/pkg/ssh_agent"
	"github.com/werf/werf/pkg/storage/lrumeta"
	"github.com/werf/werf/pkg/storage/manager"
	"github.com/werf/werf/pkg/tmp_manager"
	"github.com/werf/werf/pkg/true_git"
	"github.com/werf/werf/pkg/werf"
	"github.com/werf/werf/pkg/werf/global_warnings"
)

var cmdData struct {
	Tag string
}

var commonCmdData common.CmdData

func NewCmd() *cobra.Command {
	cmd := &cobra.Command{
		Use:   "publish",
		Short: "Publish bundle",
		Long: common.GetLongCommandDescription(`Publish bundle into the container registry. werf bundle contains built images defined in the werf.yaml, helm chart, service values which contain built images tags, any custom values and set values params provided during publish invocation, werf addon templates (like werf_image).

Published into container registry bundle can be rolled out by the "werf bundle" command.
`),
		DisableFlagsInUseLine: true,
		Annotations: map[string]string{
			common.CmdEnvAnno: common.EnvsDescription(),
		},
		RunE: func(cmd *cobra.Command, args []string) error {
			ctx := common.GetContext()

			defer global_warnings.PrintGlobalWarnings(ctx)

			if err := common.ProcessLogOptions(&commonCmdData); err != nil {
				common.PrintHelp(cmd)
				return err
			}

			common.LogVersion()

			return common.LogRunningTime(func() error { return runPublish(ctx) })
		},
	}

	common.SetupDir(&commonCmdData, cmd)
	common.SetupGitWorkTree(&commonCmdData, cmd)
	common.SetupGiterminismOptions(&commonCmdData, cmd)
	common.SetupConfigTemplatesDir(&commonCmdData, cmd)
	common.SetupConfigPath(&commonCmdData, cmd)
	common.SetupEnvironment(&commonCmdData, cmd)

	common.SetupTmpDir(&commonCmdData, cmd, common.SetupTmpDirOptions{})
	common.SetupHomeDir(&commonCmdData, cmd, common.SetupHomeDirOptions{})
	common.SetupSSHKey(&commonCmdData, cmd)

	common.SetupIntrospectAfterError(&commonCmdData, cmd)
	common.SetupIntrospectBeforeError(&commonCmdData, cmd)
	common.SetupIntrospectStage(&commonCmdData, cmd)

	common.SetupSecondaryStagesStorageOptions(&commonCmdData, cmd)
	common.SetupCacheStagesStorageOptions(&commonCmdData, cmd)
	common.SetupRepoOptions(&commonCmdData, cmd, common.RepoDataOptions{})
	common.SetupFinalRepo(&commonCmdData, cmd)

	common.SetupDockerConfig(&commonCmdData, cmd, "Command needs granted permissions to read, pull and push images into the specified repo and to pull base images")
	common.SetupInsecureRegistry(&commonCmdData, cmd)
	common.SetupInsecureHelmDependencies(&commonCmdData, cmd)
	common.SetupSkipTlsVerifyRegistry(&commonCmdData, cmd)

	common.SetupLogOptions(&commonCmdData, cmd)
	common.SetupLogProjectDir(&commonCmdData, cmd)

	common.SetupSynchronization(&commonCmdData, cmd)

	common.SetupKubeConfig(&commonCmdData, cmd)
	common.SetupKubeConfigBase64(&commonCmdData, cmd)
	common.SetupKubeContext(&commonCmdData, cmd)

	common.SetupAddAnnotations(&commonCmdData, cmd)
	common.SetupAddLabels(&commonCmdData, cmd)

	common.SetupSet(&commonCmdData, cmd)
	common.SetupSetString(&commonCmdData, cmd)
	common.SetupSetFile(&commonCmdData, cmd)
	common.SetupValues(&commonCmdData, cmd)

	common.SetupReportPath(&commonCmdData, cmd)
	common.SetupReportFormat(&commonCmdData, cmd)

	common.SetupUseCustomTag(&commonCmdData, cmd)
	common.SetupVirtualMerge(&commonCmdData, cmd)

	common.SetupParallelOptions(&commonCmdData, cmd, common.DefaultBuildParallelTasksLimit)

	common.SetupDisableAutoHostCleanup(&commonCmdData, cmd)
	common.SetupAllowedDockerStorageVolumeUsage(&commonCmdData, cmd)
	common.SetupAllowedDockerStorageVolumeUsageMargin(&commonCmdData, cmd)
	common.SetupAllowedLocalCacheVolumeUsage(&commonCmdData, cmd)
	common.SetupAllowedLocalCacheVolumeUsageMargin(&commonCmdData, cmd)
	common.SetupDockerServerStoragePath(&commonCmdData, cmd)

	common.SetupSkipBuild(&commonCmdData, cmd)
	common.SetupPlatform(&commonCmdData, cmd)

	defaultTag := os.Getenv("WERF_TAG")
	if defaultTag == "" {
		defaultTag = "latest"
	}
	cmd.Flags().StringVarP(&cmdData.Tag, "tag", "", defaultTag, "Publish bundle into container registry repo by the provided tag ($WERF_TAG or latest by default)")

	return cmd
}

func runPublish(ctx context.Context) error {
	global_warnings.PostponeMultiwerfNotUpToDateWarning()

	if err := werf.Init(*commonCmdData.TmpDir, *commonCmdData.HomeDir); err != nil {
		return fmt.Errorf("initialization error: %w", err)
	}

	containerBackend, processCtx, err := common.InitProcessContainerBackend(ctx, &commonCmdData)
	if err != nil {
		return err
	}
	ctx = processCtx

	gitDataManager, err := gitdata.GetHostGitDataManager(ctx)
	if err != nil {
		return fmt.Errorf("error getting host git data manager: %w", err)
	}

	if err := git_repo.Init(gitDataManager); err != nil {
		return err
	}

	if err := image.Init(); err != nil {
		return err
	}

	if err := lrumeta.Init(); err != nil {
		return err
	}

	if err := true_git.Init(ctx, true_git.Options{LiveGitOutput: *commonCmdData.LogVerbose || *commonCmdData.LogDebug}); err != nil {
		return err
	}

	if err := common.DockerRegistryInit(ctx, &commonCmdData); err != nil {
		return err
	}

	defer func() {
		if err := common.RunAutoHostCleanup(ctx, &commonCmdData, containerBackend); err != nil {
			logboek.Context(ctx).Error().LogF("Auto host cleanup failed: %s\n", err)
		}
	}()

	giterminismManager, err := common.GetGiterminismManager(ctx, &commonCmdData)
	if err != nil {
		return err
	}

	common.ProcessLogProjectDir(&commonCmdData, giterminismManager.ProjectDir())

	werfConfigPath, werfConfig, err := common.GetRequiredWerfConfig(ctx, &commonCmdData, giterminismManager, config.WerfConfigOptions{LogRenderedFilePath: true, Env: *commonCmdData.Environment})
	if err != nil {
		return fmt.Errorf("unable to load werf config: %w", err)
	}

	projectName := werfConfig.Meta.Project

	chartDir, err := common.GetHelmChartDir(werfConfigPath, werfConfig, giterminismManager)
	if err != nil {
		return fmt.Errorf("getting helm chart dir failed: %w", err)
	}

	projectTmpDir, err := tmp_manager.CreateProjectDir(ctx)
	if err != nil {
		return fmt.Errorf("getting project tmp dir failed: %w", err)
	}
	defer tmp_manager.ReleaseProjectDir(projectTmpDir)

	if err := ssh_agent.Init(ctx, common.GetSSHKey(&commonCmdData)); err != nil {
		return fmt.Errorf("cannot initialize ssh agent: %w", err)
	}
	defer func() {
		err := ssh_agent.Terminate()
		if err != nil {
			logboek.Warn().LogF("WARNING: ssh agent termination failed: %s\n", err)
		}
	}()

	userExtraAnnotations, err := common.GetUserExtraAnnotations(&commonCmdData)
	if err != nil {
		return err
	}

	userExtraLabels, err := common.GetUserExtraLabels(&commonCmdData)
	if err != nil {
		return err
	}

	buildOptions, err := common.GetBuildOptions(&commonCmdData, giterminismManager, werfConfig)
	if err != nil {
		return err
	}

	logboek.LogOptionalLn()

	stagesStorage, err := common.GetStagesStorage(containerBackend, &commonCmdData)
	if err != nil {
		return err
	}
	finalStagesStorage, err := common.GetOptionalFinalStagesStorage(containerBackend, &commonCmdData)
	if err != nil {
		return err
	}

	common.SetupOndemandKubeInitializer(*commonCmdData.KubeContext, *commonCmdData.KubeConfig, *commonCmdData.KubeConfigBase64, *commonCmdData.KubeConfigPathMergeList)
	if err := common.GetOndemandKubeInitializer().Init(ctx); err != nil {
		return err
	}

	var imagesInfoGetters []*image.InfoGetter
	var imagesRepo string

	if len(werfConfig.StapelImages) != 0 || len(werfConfig.ImagesFromDockerfile) != 0 {
		synchronization, err := common.GetSynchronization(ctx, &commonCmdData, projectName, stagesStorage)
		if err != nil {
			return err
		}
		storageLockManager, err := common.GetStorageLockManager(ctx, synchronization)
		if err != nil {
			return err
		}
		secondaryStagesStorageList, err := common.GetSecondaryStagesStorageList(stagesStorage, containerBackend, &commonCmdData)
		if err != nil {
			return err
		}
		cacheStagesStorageList, err := common.GetCacheStagesStorageList(containerBackend, &commonCmdData)
		if err != nil {
			return err
		}
		useCustomTagFunc, err := common.GetUseCustomTagFunc(&commonCmdData, giterminismManager, werfConfig)
		if err != nil {
			return err
		}

		storageManager := manager.NewStorageManager(projectName, stagesStorage, finalStagesStorage, secondaryStagesStorageList, cacheStagesStorageList, storageLockManager)

		imagesRepo = storageManager.GetServiceValuesRepo()

		conveyorOptions, err := common.GetConveyorOptionsWithParallel(&commonCmdData, buildOptions)
		if err != nil {
			return err
		}

		conveyorWithRetry := build.NewConveyorWithRetryWrapper(werfConfig, giterminismManager, nil, giterminismManager.ProjectDir(), projectTmpDir, ssh_agent.SSHAuthSock, containerBackend, storageManager, storageLockManager, conveyorOptions)
		defer conveyorWithRetry.Terminate()

		if err := conveyorWithRetry.WithRetryBlock(ctx, func(c *build.Conveyor) error {
			if *commonCmdData.SkipBuild {
				shouldBeBuiltOptions, err := common.GetShouldBeBuiltOptions(&commonCmdData, giterminismManager, werfConfig)
				if err != nil {
					return err
				}

				if err := c.ShouldBeBuilt(ctx, shouldBeBuiltOptions); err != nil {
					return err
				}
			} else {
				if err := c.Build(ctx, buildOptions); err != nil {
					return err
				}
			}

			imagesInfoGetters = c.GetImageInfoGetters(image.InfoGetterOptions{CustomTagFunc: useCustomTagFunc})

			return nil
		}); err != nil {
			return err
		}

		logboek.LogOptionalLn()
	}

	helmRegistryClientHandle, err := common.NewHelmRegistryClientHandle(ctx, &commonCmdData)
	if err != nil {
		return err
	}

	bundlesRegistryClient, err := common.NewBundlesRegistryClient(ctx, &commonCmdData)
	if err != nil {
		return err
	}

	wc := chart_extender.NewWerfChart(ctx, giterminismManager, nil, chartDir, helm_v3.Settings, helmRegistryClientHandle, chart_extender.WerfChartOptions{
		ExtraAnnotations:                  userExtraAnnotations,
		ExtraLabels:                       userExtraLabels,
		IgnoreInvalidAnnotationsAndLabels: true,
	})

	if err := wc.SetEnv(*commonCmdData.Environment); err != nil {
		return err
	}
	if err := wc.SetWerfConfig(werfConfig); err != nil {
		return err
	}

	headHash, err := giterminismManager.LocalGitRepo().HeadCommitHash(ctx)
	if err != nil {
		return fmt.Errorf("getting HEAD commit hash failed: %w", err)
	}

	headTime, err := giterminismManager.LocalGitRepo().HeadCommitTime(ctx)
	if err != nil {
		return fmt.Errorf("getting HEAD commit time failed: %w", err)
	}

	if vals, err := helpers.GetServiceValues(ctx, werfConfig.Meta.Project, imagesRepo, imagesInfoGetters, helpers.ServiceValuesOptions{
		Env:        *commonCmdData.Environment,
		CommitHash: headHash,
		CommitDate: headTime,
	}); err != nil {
		return fmt.Errorf("error creating service values: %w", err)
	} else {
		wc.SetServiceValues(vals)
	}

	helm_v3.Settings.Debug = *commonCmdData.LogDebug

	loader.GlobalLoadOptions = &loader.LoadOptions{
		ChartExtender:               wc,
		SubchartExtenderFactoryFunc: func() chart.ChartExtender { return chart_extender.NewWerfSubchart() },
	}

	valueOpts := &values.Options{
		ValueFiles:   *commonCmdData.Values,
		StringValues: *commonCmdData.SetString,
		Values:       *commonCmdData.Set,
		FileValues:   *commonCmdData.SetFile,
	}

	chartVersion := cmdData.Tag
	if _, err := semver.NewVersion(chartVersion); err != nil {
		chartVersion = fmt.Sprintf("0.0.0-%d-%s", time.Now().Unix(), slug.Slug(chartVersion))
		if _, err := semver.NewVersion(chartVersion); err != nil {
			fallbackChartVersion := fmt.Sprintf("0.0.0-%d", time.Now().Unix())
			logboek.Context(ctx).Warn().LogF("Unable to use %q as chart version, will fallback on chart version %q\n", chartVersion, fallbackChartVersion)
			chartVersion = fallbackChartVersion
		}
	}

	bundleTmpDir := filepath.Join(werf.GetServiceDir(), "tmp", "bundles", uuid.NewV4().String())
	defer os.RemoveAll(bundleTmpDir)

	p := getter.All(helm_v3.Settings)
	vals, err := valueOpts.MergeValues(p, wc)
	if err != nil {
		return err
	}

	bundle, err := wc.CreateNewBundle(ctx, bundleTmpDir, chartVersion, vals)
	if err != nil {
		return fmt.Errorf("unable to create bundle: %w", err)
	}

	var bundleRepo string
	if finalStagesStorage != nil {
		bundleRepo = finalStagesStorage.Address()
	} else {
		bundleRepo = stagesStorage.Address()
	}

	return bundles.Publish(ctx, bundle, fmt.Sprintf("%s:%s", bundleRepo, cmdData.Tag), bundlesRegistryClient)
}