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App page secrets error #4021

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Sep 21, 2023
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64 changes: 4 additions & 60 deletions core/server/helm_release.go
Original file line number Diff line number Diff line change
@@ -1,81 +1,25 @@
package server

import (
"bytes"
"compress/gzip"
"context"
"encoding/base64"
"encoding/json"
"fmt"
"io"
"strings"

helmv2 "github.com/fluxcd/helm-controller/api/v2beta1"
"github.com/fluxcd/pkg/ssa"
"github.com/weaveworks/weave-gitops/core/clustersmngr"
"github.com/weaveworks/weave-gitops/core/server/types"
pb "github.com/weaveworks/weave-gitops/pkg/api/core"
v1 "k8s.io/api/core/v1"
"sigs.k8s.io/controller-runtime/pkg/client"
)

func getHelmReleaseInventory(ctx context.Context, helmRelease helmv2.HelmRelease, c clustersmngr.Client, cluster string) ([]*pb.GroupVersionKind, error) {
storageNamespace := helmRelease.GetStorageNamespace()

storageName := helmRelease.GetReleaseName()

storageVersion := helmRelease.Status.LastReleaseRevision
if storageVersion < 1 {
// skip release if it failed to install
return nil, nil
}

storageSecret := &v1.Secret{}
secretName := fmt.Sprintf("sh.helm.release.v1.%s.v%v", storageName, storageVersion)
key := client.ObjectKey{
Name: secretName,
Namespace: storageNamespace,
}

if err := c.Get(ctx, cluster, key, storageSecret); err != nil {
return nil, err
}

releaseData, releaseFound := storageSecret.Data["release"]
if !releaseFound {
return nil, fmt.Errorf("failed to decode the Helm storage object for HelmRelease '%s'", helmRelease.Name)
}

byteData, err := base64.StdEncoding.DecodeString(string(releaseData))
k8sClient, err := c.Scoped(cluster)
if err != nil {
return nil, err
}

var magicGzip = []byte{0x1f, 0x8b, 0x08}
if bytes.Equal(byteData[0:3], magicGzip) {
r, err := gzip.NewReader(bytes.NewReader(byteData))
if err != nil {
return nil, err
}

defer r.Close()

uncompressedByteData, err := io.ReadAll(r)
if err != nil {
return nil, err
}

byteData = uncompressedByteData
return nil, fmt.Errorf("error getting scoped client for cluster=%s: %w", cluster, err)
}

storage := types.HelmReleaseStorage{}
if err := json.Unmarshal(byteData, &storage); err != nil {
return nil, fmt.Errorf("failed to decode the Helm storage object for HelmRelease '%s': %w", helmRelease.Name, err)
}
objects, err := getHelmReleaseObjects(ctx, k8sClient, &helmRelease)

objects, err := ssa.ReadObjects(strings.NewReader(storage.Manifest))
if err != nil {
return nil, fmt.Errorf("failed to read the Helm storage object for HelmRelease '%s': %w", helmRelease.Name, err)
return nil, err
}

var gvk []*pb.GroupVersionKind
Expand Down
5 changes: 5 additions & 0 deletions core/server/inventory.go
Original file line number Diff line number Diff line change
Expand Up @@ -195,6 +195,11 @@ func getHelmReleaseObjects(ctx context.Context, k8sClient client.Client, helmRel
Namespace: storageNamespace,
}

if helmRelease.Spec.KubeConfig != nil {
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// helmrelease secret is on another cluster so we cannot inspect it to figure out the inventory and version and other things
return nil, nil
}

if err := k8sClient.Get(ctx, key, storageSecret); err != nil {
return nil, err
}
Expand Down
61 changes: 61 additions & 0 deletions core/server/inventory_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ import (

helmv2 "github.com/fluxcd/helm-controller/api/v2beta1"
kustomizev1 "github.com/fluxcd/kustomize-controller/api/v1"
"github.com/fluxcd/pkg/apis/meta"
sourcev1 "github.com/fluxcd/source-controller/api/v1"
. "github.com/onsi/gomega"
"github.com/weaveworks/weave-gitops/core/clustersmngr/cluster"
Expand Down Expand Up @@ -270,3 +271,63 @@ func TestGetInventoryHelmRelease(t *testing.T) {
g.Expect(err).NotTo(HaveOccurred())
g.Expect(res.Entries).To(HaveLen(1))
}

func TestGetInventoryHelmReleaseWithKubeconfig(t *testing.T) {
g := NewGomegaWithT(t)

scheme, err := kube.CreateScheme()
g.Expect(err).NotTo(HaveOccurred())

ctx := context.Background()

ns := &corev1.Namespace{
ObjectMeta: metav1.ObjectMeta{
Name: "test-namespace",
},
}
helm1 := &helmv2.HelmRelease{
ObjectMeta: metav1.ObjectMeta{
Name: "first-helm-name",
Namespace: ns.Name,
},
Spec: helmv2.HelmReleaseSpec{
KubeConfig: &meta.KubeConfigReference{
SecretRef: meta.SecretKeyReference{
Name: "kubeconfig",
},
},
},
Status: helmv2.HelmReleaseStatus{
LastReleaseRevision: 1,
},
}

cm := &corev1.ConfigMap{
TypeMeta: metav1.TypeMeta{
Kind: "ConfigMap",
APIVersion: "v1",
},
ObjectMeta: metav1.ObjectMeta{
Name: "config-map",
Namespace: ns.Name,
},
Data: map[string]string{
"key": "value",
},
}
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client := fake.NewClientBuilder().WithScheme(scheme).WithRuntimeObjects(ns, helm1, cm).Build()
cfg := makeServerConfig(client, t, "")
c := makeServer(cfg, t)

res, err := c.GetInventory(ctx, &pb.GetInventoryRequest{
Namespace: ns.Name,
ClusterName: cluster.DefaultCluster,
Kind: "HelmRelease",
Name: helm1.Name,
WithChildren: true,
})

g.Expect(err).NotTo(HaveOccurred())
g.Expect(res.Entries).To(HaveLen(0))
}
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