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provider.go
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provider.go
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/*
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 pulumi
import (
"context"
"errors"
"fmt"
esc "github.com/pulumi/esc/cmd/esc/cli/client"
kclient "sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
esv1beta1 "github.com/external-secrets/external-secrets/apis/externalsecrets/v1beta1"
"github.com/external-secrets/external-secrets/pkg/utils"
"github.com/external-secrets/external-secrets/pkg/utils/resolvers"
)
type Provider struct{}
var _ esv1beta1.Provider = &Provider{}
const (
errClusterStoreRequiresNamespace = "cluster store requires namespace"
errCannotResolveSecretKeyRef = "cannot resolve secret key ref: %w"
errStoreIsNil = "store is nil"
errNoStoreTypeOrWrongStoreType = "no store type or wrong store type"
errOrganizationIsRequired = "organization is required"
errEnvironmentIsRequired = "environment is required"
errSecretRefNameIsRequired = "secretRef.name is required"
errSecretRefKeyIsRequired = "secretRef.key is required"
)
func (p *Provider) NewClient(ctx context.Context, store esv1beta1.GenericStore, kube kclient.Client, namespace string) (esv1beta1.SecretsClient, error) {
cfg, err := getConfig(store)
if err != nil {
return nil, err
}
storeKind := store.GetKind()
if storeKind == esv1beta1.ClusterSecretStoreKind && doesConfigDependOnNamespace(cfg) {
return nil, errors.New(errClusterStoreRequiresNamespace)
}
accessToken, err := loadAccessTokenSecret(ctx, cfg.AccessToken, kube, storeKind, namespace)
if err != nil {
return nil, err
}
escClient := esc.New("external-secrets-operator", cfg.APIURL, accessToken, false)
return &client{
escClient: escClient,
environment: cfg.Environment,
organization: cfg.Organization,
}, nil
}
func loadAccessTokenSecret(ctx context.Context, ref *esv1beta1.PulumiProviderSecretRef, kube kclient.Client, storeKind, namespace string) (string, error) {
acctoken, err := resolvers.SecretKeyRef(ctx, kube, storeKind, namespace, ref.SecretRef)
if err != nil {
return "", fmt.Errorf(errCannotResolveSecretKeyRef, err)
}
return acctoken, nil
}
func doesConfigDependOnNamespace(cfg *esv1beta1.PulumiProvider) bool {
if cfg.AccessToken.SecretRef != nil && cfg.AccessToken.SecretRef.Namespace == nil {
return true
}
return false
}
func getConfig(store esv1beta1.GenericStore) (*esv1beta1.PulumiProvider, error) {
if store == nil {
return nil, errors.New(errStoreIsNil)
}
spec := store.GetSpec()
if spec == nil || spec.Provider == nil || spec.Provider.Pulumi == nil {
return nil, errors.New(errNoStoreTypeOrWrongStoreType)
}
cfg := spec.Provider.Pulumi
if cfg.APIURL == "" {
cfg.APIURL = "https://api.pulumi.com"
}
if cfg.Organization == "" {
return nil, errors.New(errOrganizationIsRequired)
}
if cfg.Environment == "" {
return nil, errors.New(errEnvironmentIsRequired)
}
err := validateStoreSecretRef(store, cfg.AccessToken)
if err != nil {
return nil, err
}
return cfg, nil
}
func validateStoreSecretRef(store esv1beta1.GenericStore, ref *esv1beta1.PulumiProviderSecretRef) error {
if ref != nil {
if err := utils.ValidateReferentSecretSelector(store, *ref.SecretRef); err != nil {
return err
}
}
return validateSecretRef(ref)
}
func validateSecretRef(ref *esv1beta1.PulumiProviderSecretRef) error {
if ref.SecretRef != nil {
if ref.SecretRef.Name == "" {
return errors.New(errSecretRefNameIsRequired)
}
if ref.SecretRef.Key == "" {
return errors.New(errSecretRefKeyIsRequired)
}
}
return nil
}
func (p *Provider) ValidateStore(store esv1beta1.GenericStore) (admission.Warnings, error) {
_, err := getConfig(store)
return nil, err
}
func (p *Provider) Capabilities() esv1beta1.SecretStoreCapabilities {
return esv1beta1.SecretStoreReadOnly
}
func init() {
esv1beta1.Register(&Provider{}, &esv1beta1.SecretStoreProvider{
Pulumi: &esv1beta1.PulumiProvider{},
})
}