vm: use block volumes to enable live-migration (#316)

Signed-off-by: Andrei Kvapil <kvapss@gmail.com>

packages/apps/virtual-machine/Makefile

@@ -4,6 +4,7 @@ generate:
 	readme-generator -v values.yaml -s values.schema.json.tmp -r README.md
 	cat values.schema.json.tmp | \
 		jq '.properties.image.enum = ["ubuntu", "cirros", "alpine", "fedora"]' | \
-		jq '.properties.resources.properties.memory["x-display"] = "slider"' \
+		jq '.properties.resources.properties.memory["x-display"] = "slider"' | \
+		jq '.properties.externalPorts.items.type = "integer"' \
 		> values.schema.json
 	rm -f values.schema.json.tmp

packages/apps/virtual-machine/README.md

@@ -55,11 +55,6 @@ You can customize the exposed ports by specifying them under `service.ports` in
 ## Example virtual machine:
 
 ```yaml
-external: true
-externalPorts:
-- 22
-- 80
-- 443
 running: true
 image: fedora
 storageClass: replicated

packages/apps/virtual-machine/templates/vm.yaml

@@ -11,8 +11,9 @@ spec:
       name: {{ include "virtual-machine.fullname" . }}
     spec:
       pvc:
+        volumeMode: Block
         accessModes:
-        - ReadWriteOnce
+        - ReadWriteMany
         resources:
           requests:
             storage: {{ .Values.resources.disk | quote }}

packages/apps/virtual-machine/values.schema.json

@@ -12,7 +12,7 @@
       "description": "Specify ports to forward from outside the cluster",
       "default": "[]",
       "items": {
-        "type": "string"
+        "type": "integer"
       }
     },
     "running": {