feat: goo all in with targetNamespace in networking

Signed-off-by: Devin Buhl <devin@buhl.casa>

kubernetes/apps/networking/cloudflared/app/dnsendpoint.yaml

@@ -4,7 +4,6 @@ apiVersion: externaldns.k8s.io/v1alpha1
 kind: DNSEndpoint
 metadata:
   name: cloudflared
-  namespace: networking
 spec:
   endpoints:
     - dnsName: external.devbu.io

kubernetes/apps/networking/cloudflared/app/externalsecret.yaml

@@ -4,7 +4,6 @@ apiVersion: external-secrets.io/v1beta1
 kind: ExternalSecret
 metadata:
   name: cloudflared-tunnel
-  namespace: networking
 spec:
   secretStoreRef:
     kind: ClusterSecretStore

kubernetes/apps/networking/cloudflared/app/helmrelease.yaml

@@ -4,7 +4,6 @@ apiVersion: helm.toolkit.fluxcd.io/v2beta1
 kind: HelmRelease
 metadata:
   name: &app cloudflared
-  namespace: networking
 spec:
   interval: 30m
   chart:

kubernetes/apps/networking/cloudflared/app/kustomization.yaml

@@ -2,7 +2,6 @@
 # yaml-language-server: $schema=https://json.schemastore.org/kustomization
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
-namespace: networking
 resources:
   - ./externalsecret.yaml
   - ./dnsendpoint.yaml

kubernetes/apps/networking/cloudflared/ks.yaml

@@ -3,12 +3,15 @@
 apiVersion: kustomize.toolkit.fluxcd.io/v1
 kind: Kustomization
 metadata:
-  name: cloudflared
+  name: &app cloudflared
   namespace: flux-system
   labels:
     substitution.flux.home.arpa/enabled: "true"
 spec:
   targetNamespace: networking
+  commonMetadata:
+    labels:
+      app.kubernetes.io/name: *app
   dependsOn:
     - name: external-secrets-stores
   path: ./kubernetes/apps/networking/cloudflared/app

kubernetes/apps/networking/echo-server/app/gatus.yaml

@@ -3,7 +3,6 @@ apiVersion: v1
 kind: ConfigMap
 metadata:
   name: echo-server-gatus-ep
-  namespace: networking
   labels:
     gatus.io/enabled: "true"
 data:

kubernetes/apps/networking/echo-server/app/helmrelease.yaml

@@ -4,7 +4,6 @@ apiVersion: helm.toolkit.fluxcd.io/v2beta1
 kind: HelmRelease
 metadata:
   name: &app echo-server
-  namespace: networking
 spec:
   interval: 30m
   chart:

kubernetes/apps/networking/echo-server/app/kustomization.yaml

@@ -2,7 +2,6 @@
 # yaml-language-server: $schema=https://json.schemastore.org/kustomization
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
-namespace: networking
 resources:
   - ./helmrelease.yaml
   - ./gatus.yaml

kubernetes/apps/networking/echo-server/ks.yaml

@@ -3,10 +3,13 @@
 apiVersion: kustomize.toolkit.fluxcd.io/v1
 kind: Kustomization
 metadata:
-  name: echo-server
+  name: &app echo-server
   namespace: flux-system
 spec:
   targetNamespace: networking
+  commonMetadata:
+    labels:
+      app.kubernetes.io/name: *app
   path: ./kubernetes/apps/networking/echo-server/app
   prune: false
   sourceRef:

kubernetes/apps/networking/external-dns/app/bind/externalsecret.yaml

@@ -4,7 +4,6 @@ apiVersion: external-secrets.io/v1beta1
 kind: ExternalSecret
 metadata:
   name: external-dns-bind
-  namespace: networking
 spec:
   secretStoreRef:
     kind: ClusterSecretStore

kubernetes/apps/networking/external-dns/app/bind/helmrelease.yaml

@@ -4,7 +4,6 @@ apiVersion: helm.toolkit.fluxcd.io/v2beta1
 kind: HelmRelease
 metadata:
   name: &app external-dns-bind
-  namespace: networking
 spec:
   interval: 30m
   chart:

kubernetes/apps/networking/external-dns/app/cloudflare/externalsecret.yaml

@@ -4,7 +4,6 @@ apiVersion: external-secrets.io/v1beta1
 kind: ExternalSecret
 metadata:
   name: external-dns-cloudflare
-  namespace: networking
 spec:
   secretStoreRef:
     kind: ClusterSecretStore

kubernetes/apps/networking/external-dns/app/cloudflare/helmrelease.yaml

@@ -4,7 +4,6 @@ apiVersion: helm.toolkit.fluxcd.io/v2beta1
 kind: HelmRelease
 metadata:
   name: &app external-dns-cloudflare
-  namespace: networking
 spec:
   interval: 30m
   chart:

kubernetes/apps/networking/external-dns/app/kustomization.yaml

@@ -2,7 +2,6 @@
 # yaml-language-server: $schema=https://json.schemastore.org/kustomization
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
-namespace: networking
 resources:
   - ./dnsendpoint-crd.yaml
   - ./cloudflare

kubernetes/apps/networking/external-dns/ks.yaml

@@ -3,10 +3,13 @@
 apiVersion: kustomize.toolkit.fluxcd.io/v1
 kind: Kustomization
 metadata:
-  name: external-dns
+  name: &app external-dns
   namespace: flux-system
 spec:
   targetNamespace: networking
+  commonMetadata:
+    labels:
+      app.kubernetes.io/name: *app
   dependsOn:
     - name: external-secrets-stores
   path: ./kubernetes/apps/networking/external-dns/app

kubernetes/apps/networking/nginx/certificates/certificates.yaml

@@ -4,7 +4,6 @@ apiVersion: cert-manager.io/v1
 kind: Certificate
 metadata:
   name: devbu-io
-  namespace: networking
 spec:
   secretName: devbu-io-tls
   issuerRef:

kubernetes/apps/networking/nginx/external/externalsecret.yaml

@@ -4,7 +4,6 @@ apiVersion: external-secrets.io/v1beta1
 kind: ExternalSecret
 metadata:
   name: nginx-external
-  namespace: monitoring
 spec:
   secretStoreRef:
     kind: ClusterSecretStore

kubernetes/apps/networking/nginx/external/helmrelease.yaml

@@ -4,7 +4,7 @@ apiVersion: helm.toolkit.fluxcd.io/v2beta1
 kind: HelmRelease
 metadata:
   name: nginx-external
-  namespace: networking
+  namespace: &namespace networking
 spec:
   interval: 30m
   chart:
@@ -72,7 +72,7 @@ spec:
         enabled: true
         serviceMonitor:
           enabled: true
-          namespace: networking
+          namespace: *namespace
           namespaceSelector:
             any: true
       extraArgs:

kubernetes/apps/networking/nginx/external/kustomization.yaml

@@ -2,7 +2,6 @@
 # yaml-language-server: $schema=https://json.schemastore.org/kustomization
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
-namespace: networking
 resources:
   - ./externalsecret.yaml
   - ./helmrelease.yaml

kubernetes/apps/networking/nginx/internal/helmrelease.yaml

@@ -4,7 +4,7 @@ apiVersion: helm.toolkit.fluxcd.io/v2beta1
 kind: HelmRelease
 metadata:
   name: nginx-internal
-  namespace: networking
+  namespace: &namespace networking
 spec:
   interval: 30m
   chart:
@@ -71,7 +71,7 @@ spec:
         enabled: true
         serviceMonitor:
           enabled: true
-          namespace: networking
+          namespace: *namespace
           namespaceSelector:
             any: true
       extraArgs:

kubernetes/apps/networking/nginx/internal/kustomization.yaml

@@ -2,6 +2,5 @@
 # yaml-language-server: $schema=https://json.schemastore.org/kustomization
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
-namespace: networking
 resources:
   - ./helmrelease.yaml

kubernetes/apps/networking/nginx/ks.yaml

@@ -3,10 +3,13 @@
 apiVersion: kustomize.toolkit.fluxcd.io/v1
 kind: Kustomization
 metadata:
-  name: nginx-certificates
+  name: &app nginx-certificates
   namespace: flux-system
 spec:
   targetNamespace: networking
+  commonMetadata:
+    labels:
+      app.kubernetes.io/name: *app
   dependsOn:
     - name: cert-manager-issuers
   path: ./kubernetes/apps/networking/nginx/certificates
@@ -23,10 +26,13 @@ spec:
 apiVersion: kustomize.toolkit.fluxcd.io/v1
 kind: Kustomization
 metadata:
-  name: nginx-external
+  name: &app nginx-external
   namespace: flux-system
 spec:
   targetNamespace: networking
+  commonMetadata:
+    labels:
+      app.kubernetes.io/name: *app
   dependsOn:
     - name: external-secrets-stores
     - name: nginx-certificates
@@ -44,10 +50,13 @@ spec:
 apiVersion: kustomize.toolkit.fluxcd.io/v1
 kind: Kustomization
 metadata:
-  name: nginx-internal
+  name: &app nginx-internal
   namespace: flux-system
 spec:
   targetNamespace: networking
+  commonMetadata:
+    labels:
+      app.kubernetes.io/name: *app
   dependsOn:
     - name: nginx-certificates
   path: ./kubernetes/apps/networking/nginx/internal