Use Helm's built-in support for namespaces

Remove our non-standard namespace variable and use .Release.Namespace
to put fission deployments and services into.

(We still need the functionNamespace parameter, to customize what
namespace fission puts functions into.)

charts/fission/templates/deployment.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 kind: Namespace
 metadata:
-  name: {{ .Values.namespace }}
+  name: {{ .Release.Namespace }}
   labels:
     name: fission
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
@@ -20,7 +20,7 @@ apiVersion: extensions/v1beta1
 kind: Deployment
 metadata:
   name: controller
-  namespace: {{ .Values.namespace }}
+  namespace: {{ .Release.Namespace }}
   labels:
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
 spec:
@@ -41,7 +41,7 @@ apiVersion: extensions/v1beta1
 kind: Deployment
 metadata:
   name: router
-  namespace: {{ .Values.namespace }}
+  namespace: {{ .Release.Namespace }}
   labels:
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
 spec:
@@ -62,7 +62,7 @@ apiVersion: v1
 kind: Service
 metadata:
   name: poolmgr
-  namespace: {{ .Values.namespace }}
+  namespace: {{ .Release.Namespace }}
   labels:
     svc: poolmgr
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
@@ -78,7 +78,7 @@ apiVersion: extensions/v1beta1
 kind: Deployment
 metadata:
   name: poolmgr
-  namespace: {{ .Values.namespace }}
+  namespace: {{ .Release.Namespace }}
   labels:
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
 spec:
@@ -99,7 +99,7 @@ apiVersion: extensions/v1beta1
 kind: Deployment
 metadata:
   name: kubewatcher
-  namespace: {{ .Values.namespace }}
+  namespace: {{ .Release.Namespace }}
   labels:
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
 spec:
@@ -120,7 +120,7 @@ apiVersion: v1
 kind: Service
 metadata:
   name: etcd
-  namespace: {{ .Values.namespace }}
+  namespace: {{ .Release.Namespace }}
   labels:
     svc: etcd
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
@@ -136,7 +136,7 @@ apiVersion: extensions/v1beta1
 kind: Deployment
 metadata:
   name: etcd
-  namespace: {{ .Values.namespace }}
+  namespace: {{ .Release.Namespace }}
   labels:
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
 spec:

charts/fission/templates/svc.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 kind: Service
 metadata:
   name: router
-  namespace: {{ .Values.namespace }}
+  namespace: {{ .Release.Namespace }}
   labels:
     svc: router
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
@@ -20,7 +20,7 @@ apiVersion: v1
 kind: Service
 metadata:
   name: controller
-  namespace: {{ .Values.namespace }}
+  namespace: {{ .Release.Namespace }}
   labels:
     svc: controller
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"