Adjust to new kustomize syntax.

Use resources rather than base.
Insert path: before filenames referenced in patches.
Reference: kubernetes-sigs/kustomize#4911
Supercedes: #329

Signed-off-by: Kurt Garloff <kurt@garloff.de>

terraform/files/bin/kustpatch.sh

@@ -62,12 +62,12 @@ if test ! -s $KTMPDIR/base/base.yaml; then
 	fi
 fi
 echo -e "resources:\n  - base.yaml" >> $KTMPDIR/base/kustomization.yaml
-echo -e "bases:\n - ../base\npatches:" >> $KTMPDIR/patch/kustomization.yaml
+echo -e "resources:\n - ../base\npatches:" >> $KTMPDIR/patch/kustomization.yaml
 
 for patch in "$@"; do
        if test ! -s "$patch"; then echo "ERROR: Patch file $patch not readable" 1>&2; usage 5; fi
        cp -p "$patch" $KTMPDIR/patch/
-       echo " - ${patch##*/}" >> $KTMPDIR/patch/kustomization.yaml
+       echo " - path: ${patch##*/}" >> $KTMPDIR/patch/kustomization.yaml
 done
 cd $KTMPDIR
 kustomize build patch

terraform/files/kubernetes-manifests.d/nginx-ingress/nginx-monitor/kustomization.yaml

@@ -1,6 +1,6 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
-bases:
+resources:
   - ../base
 patches:
-  - nginx-monitor.yaml
+  - path: nginx-monitor.yaml

terraform/files/kubernetes-manifests.d/nginx-ingress/nginx-nomonitor/kustomization.yaml

@@ -1,6 +1,6 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
-bases:
+resources:
   - ../base
 patches:
-  - nginx-nomonitor.yaml
+  - path: nginx-nomonitor.yaml

terraform/files/kubernetes-manifests.d/nginx-ingress/nginx-proxy/kustomization.yaml

@@ -1,8 +1,8 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
-bases:
+resources:
   - ../base
 patches:
-  - nginx-monitor.yaml
-  - nginx-proxy-cfgmap.yaml
-  - nginx-proxy-lb.yaml
+  - path: nginx-monitor.yaml
+  - path: nginx-proxy-cfgmap.yaml
+  - path: nginx-proxy-lb.yaml