feat: Support Helm relationships

Signed-off-by: Justin Toh <tohjustin@hotmail.com>
tohjustin · Oct 3, 2021 · 9ee4162 · 9ee4162
1 parent 4a3e0fa
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diff --git a/README.md b/README.md
@@ -3,6 +3,7 @@
 [![build](https://github.com/tohjustin/kube-lineage/actions/workflows/build.yaml/badge.svg)](https://github.com/tohjustin/kube-lineage/actions/workflows/build.yaml)
 [![release](https://aegisbadges.appspot.com/static?subject=release&status=v0.2.0&color=318FE0)](https://github.com/tohjustin/kube-lineage/releases)
 [![kubernetes compatibility](https://aegisbadges.appspot.com/static?subject=k8s%20compatibility&status=v1.19%2B&color=318FE0)](https://endoflife.date/kubernetes)
+[![helm compatibility](https://aegisbadges.appspot.com/static?subject=helm%20compatibility&status=v3&color=318FE0)](https://endoflife.date/kubernetes)
 [![license](https://aegisbadges.appspot.com/static?subject=license&status=Apache-2.0&color=318FE0)](./LICENSE.md)
 
 A CLI tool to display all dependents of a Kubernetes object.
@@ -37,6 +38,19 @@ kube-system           └── Secret/metrics-server-token-sz96w
 kube-system               └── Pod/metrics-server-7b4f8b595-mxtfp           1/1     Running   30m   [PodVolume]
 kube-system                   └── Service/metrics-server                   -                 30m   [Service]
 kube-system                       └── EndpointSlice/metrics-server-lbhb9   -                 30m   [ControllerReference OwnerReference]
+
+$ kube-lineage helm traefik --show-labels
+NAMESPACE     NAME                              READY   STATUS   AGE   LABELS
+kube-system   traefik                           -                21d   <none>
+              ├── ClusterRole/traefik           -                21d   app.kubernetes.io/managed-by=Helm
+              ├── ClusterRoleBinding/traefik    -                21d   app.kubernetes.io/managed-by=Helm
+kube-system   ├── ConfigMap/traefik             -                21d   app.kubernetes.io/managed-by=Helm,app=traefik,chart=traefik-1.81.0,heritage=Helm,release=traefik
+kube-system   ├── ConfigMap/traefik-test        -                21d   app.kubernetes.io/managed-by=Helm,app=traefik,chart=traefik-1.81.0,heritage=Helm,release=traefik
+kube-system   ├── Deployment/traefik            1/1              21d   app.kubernetes.io/managed-by=Helm,app=traefik,chart=traefik-1.81.0,heritage=Helm,release=traefik
+kube-system   ├── Secret/traefik-default-cert   -                21d   app.kubernetes.io/managed-by=Helm,app=traefik,chart=traefik-1.81.0,heritage=Helm,release=traefik
+kube-system   ├── Service/traefik               -                21d   app.kubernetes.io/managed-by=Helm,app=traefik,chart=traefik-1.81.0,heritage=Helm,release=traefik
+kube-system   ├── Service/traefik-prometheus    -                21d   app.kubernetes.io/managed-by=Helm,app=traefik,chart=traefik-1.81.0,heritage=Helm,release=traefik
+kube-system   └── ServiceAccount/traefik        -                21d   app.kubernetes.io/managed-by=Helm
 ```
 
 List of supported relationships used for discovering dependent objects:
@@ -51,7 +65,8 @@ List of supported relationships used for discovering dependent objects:
   - [Pod References](https://kubernetes.io/docs/reference/kubernetes-api/workload-resources/pod-v1/)
   - [Service References](https://kubernetes.io/docs/reference/kubernetes-api/service-resources/service-v1/)
   - [ServiceAccount References](https://kubernetes.io/docs/reference/kubernetes-api/authentication-resources/service-account-v1/)
-- Helm (Coming Soon)
+- Helm
+  - [Release References](https://helm.sh/docs/intro/using_helm/#three-big-concepts)
 
 ## Installation
 

diff --git a/cmd/kube-lineage/main.go b/cmd/kube-lineage/main.go
@@ -9,6 +9,7 @@ import (
 	"github.com/spf13/pflag"
 	"k8s.io/cli-runtime/pkg/genericclioptions"
 
+	"github.com/tohjustin/kube-lineage/pkg/cmd/helm"
 	"github.com/tohjustin/kube-lineage/pkg/cmd/lineage"
 )
 
@@ -24,6 +25,7 @@ func init() {
 
 func NewCmd(streams genericclioptions.IOStreams) *cobra.Command {
 	cmd := lineage.NewCmd(streams, rootCmdName, "")
+	cmd.AddCommand(helm.NewCmd(streams, "", rootCmdName))
 	addLogFlags(cmd)
 	addVersionFlags(cmd)
 	return cmd

diff --git a/go.mod b/go.mod
@@ -3,9 +3,10 @@ module github.com/tohjustin/kube-lineage
 go 1.16
 
 require (
-	github.com/spf13/cobra v1.1.3
+	github.com/spf13/cobra v1.2.1
 	github.com/spf13/pflag v1.0.5
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
+	helm.sh/helm/v3 v3.7.0
 	k8s.io/api v0.22.1
 	k8s.io/apimachinery v0.22.1
 	k8s.io/cli-runtime v0.22.1