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resources.go
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resources.go
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package app
import (
"time"
"github.com/giantswarm/app/v6/pkg/values"
"github.com/giantswarm/helmclient/v4/pkg/helmclient"
"github.com/giantswarm/k8sclient/v6/pkg/k8sclient"
"github.com/giantswarm/microerror"
"github.com/giantswarm/micrologger"
"github.com/giantswarm/operatorkit/v6/pkg/resource"
"github.com/giantswarm/operatorkit/v6/pkg/resource/crud"
"github.com/giantswarm/operatorkit/v6/pkg/resource/wrapper/metricsresource"
"github.com/giantswarm/operatorkit/v6/pkg/resource/wrapper/retryresource"
"github.com/spf13/afero"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/appfinalizermigration"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/appnamespace"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/catalog"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/chart"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/chartcrd"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/chartoperator"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/clients"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/configmap"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/secret"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/status"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/tcnamespace"
"github.com/giantswarm/app-operator/v6/service/controller/app/resource/validation"
"github.com/giantswarm/app-operator/v6/service/internal/clientcache"
"github.com/giantswarm/app-operator/v6/service/internal/indexcache"
)
type appResourcesConfig struct {
// Dependencies.
ClientCache *clientcache.Resource
FileSystem afero.Fs
IndexCache indexcache.Interface
K8sClient k8sclient.Interface
Logger micrologger.Logger
// Settings.
ChartNamespace string
HTTPClientTimeout time.Duration
ImageRegistry string
ProjectName string
Provider string
UniqueApp bool
WorkloadClusterID string
}
func newAppResources(config appResourcesConfig) ([]resource.Interface, error) {
var err error
// Dependencies.
if config.ClientCache == nil {
return nil, microerror.Maskf(invalidConfigError, "%T.ClientCache must not be empty", config)
}
if config.FileSystem == nil {
return nil, microerror.Maskf(invalidConfigError, "%T.Fs must not be empty", config)
}
if config.IndexCache == nil {
return nil, microerror.Maskf(invalidConfigError, "%T.IndexCache must not be empty", config)
}
if config.K8sClient == nil {
return nil, microerror.Maskf(invalidConfigError, "%T.K8sClient must not be empty", config)
}
if config.Logger == nil {
return nil, microerror.Maskf(invalidConfigError, "%T.Logger must not be empty", config)
}
// Settings.
if config.ChartNamespace == "" {
return nil, microerror.Maskf(invalidConfigError, "%T.ChartNamespace must not be empty", config)
}
if config.HTTPClientTimeout == 0 {
return nil, microerror.Maskf(invalidConfigError, "%T.HTTPClientTimeout must not be empty", config)
}
if config.ImageRegistry == "" {
return nil, microerror.Maskf(invalidConfigError, "%T.ImageRegistry must not be empty", config)
}
if config.ProjectName == "" {
return nil, microerror.Maskf(invalidConfigError, "%T.ProjectName must not be empty", config)
}
if config.Provider == "" {
return nil, microerror.Maskf(invalidConfigError, "%T.Provider must not be empty", config)
}
var valuesService *values.Values
{
c := values.Config{
K8sClient: config.K8sClient.K8sClient(),
Logger: config.Logger,
}
valuesService, err = values.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
var catalogResource resource.Interface
{
c := catalog.Config{
CtrlClient: config.K8sClient.CtrlClient(),
Logger: config.Logger,
}
catalogResource, err = catalog.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
var appFinalizerResource resource.Interface
{
c := appfinalizermigration.Config{
CtrlClient: config.K8sClient.CtrlClient(),
Logger: config.Logger,
}
appFinalizerResource, err = appfinalizermigration.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
var appNamespaceResource resource.Interface
{
c := appnamespace.Config{
K8sClient: config.K8sClient.K8sClient(),
Logger: config.Logger,
}
appNamespaceResource, err = appnamespace.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
var chartOperatorResource resource.Interface
{
c := chartoperator.Config{
FileSystem: config.FileSystem,
CtrlClient: config.K8sClient.CtrlClient(),
K8sClient: config.K8sClient.K8sClient(),
Logger: config.Logger,
Values: valuesService,
ChartNamespace: config.ChartNamespace,
WorkloadClusterID: config.WorkloadClusterID,
}
chartOperatorResource, err = chartoperator.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
var chartResource resource.Interface
{
c := chart.Config{
IndexCache: config.IndexCache,
Logger: config.Logger,
ChartNamespace: config.ChartNamespace,
WorkloadClusterID: config.WorkloadClusterID,
}
ops, err := chart.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
chartResource, err = toCRUDResource(config.Logger, ops)
if err != nil {
return nil, microerror.Mask(err)
}
}
var chartCRDResource resource.Interface
{
c := chartcrd.Config{
Logger: config.Logger,
}
chartCRDResource, err = chartcrd.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
var helmClient helmclient.Interface
{
c := helmclient.Config{
Fs: config.FileSystem,
K8sClient: config.K8sClient.K8sClient(),
Logger: config.Logger,
RestClient: config.K8sClient.RESTClient(),
RestConfig: config.K8sClient.RESTConfig(),
HTTPClientTimeout: config.HTTPClientTimeout,
}
helmClient, err = helmclient.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
var clientsResource resource.Interface
{
c := clients.Config{
ClientCache: config.ClientCache,
HelmClient: helmClient,
K8sClient: config.K8sClient,
Logger: config.Logger,
}
clientsResource, err = clients.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
var configMapResource resource.Interface
{
c := configmap.Config{
Logger: config.Logger,
Values: valuesService,
ChartNamespace: config.ChartNamespace,
}
ops, err := configmap.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
configMapResource, err = toCRUDResource(config.Logger, ops)
if err != nil {
return nil, microerror.Mask(err)
}
}
var secretResource resource.Interface
{
c := secret.Config{
Logger: config.Logger,
Values: valuesService,
ChartNamespace: config.ChartNamespace,
}
ops, err := secret.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
secretResource, err = toCRUDResource(config.Logger, ops)
if err != nil {
return nil, microerror.Mask(err)
}
}
var statusResource resource.Interface
{
c := status.Config{
CtrlClient: config.K8sClient.CtrlClient(),
Logger: config.Logger,
ChartNamespace: config.ChartNamespace,
WorkloadClusterID: config.WorkloadClusterID,
}
statusResource, err = status.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
var tcNamespaceResource resource.Interface
{
c := tcnamespace.Config{
Logger: config.Logger,
}
tcNamespaceResource, err = tcnamespace.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
var validationResource resource.Interface
{
c := validation.Config{
CtrlClient: config.K8sClient.CtrlClient(),
K8sClient: config.K8sClient.K8sClient(),
Logger: config.Logger,
ProjectName: config.ProjectName,
Provider: config.Provider,
}
validationResource, err = validation.New(c)
if err != nil {
return nil, microerror.Mask(err)
}
}
resources := []resource.Interface{
// validationResource checks CRs for validation errors and sets the CR status.
validationResource,
// appFinalizerResource check CRs for legacy finalizers and removes them.
appFinalizerResource,
// Following resources manage controller context information.
appNamespaceResource,
catalogResource,
clientsResource,
// Following resources bootstrap chart-operator in workload clusters.
tcNamespaceResource,
chartCRDResource,
chartOperatorResource,
// Following resources process app CRs.
configMapResource,
secretResource,
chartResource,
statusResource,
}
{
c := retryresource.WrapConfig{
Logger: config.Logger,
}
resources, err = retryresource.Wrap(resources, c)
if err != nil {
return nil, microerror.Mask(err)
}
}
{
c := metricsresource.WrapConfig{}
resources, err = metricsresource.Wrap(resources, c)
if err != nil {
return nil, microerror.Mask(err)
}
}
return resources, nil
}
func toCRUDResource(logger micrologger.Logger, ops crud.Interface) (*crud.Resource, error) {
c := crud.ResourceConfig{
Logger: logger,
CRUD: ops,
}
r, err := crud.NewResource(c)
if err != nil {
return nil, microerror.Mask(err)
}
return r, nil
}