cord-776 create build / runtime containers for autmation uservices
Change-Id: I246973192adef56a250ffe93a5f65fff488840c1
diff --git a/switchq/vendor/github.com/juju/gomaasapi/zone.go b/switchq/vendor/github.com/juju/gomaasapi/zone.go
new file mode 100644
index 0000000..6f10cb4
--- /dev/null
+++ b/switchq/vendor/github.com/juju/gomaasapi/zone.go
@@ -0,0 +1,97 @@
+// Copyright 2016 Canonical Ltd.
+// Licensed under the LGPLv3, see LICENCE file for details.
+
+package gomaasapi
+
+import (
+ "github.com/juju/errors"
+ "github.com/juju/schema"
+ "github.com/juju/version"
+)
+
+type zone struct {
+ // Add the controller in when we need to do things with the zone.
+ // controller Controller
+
+ resourceURI string
+
+ name string
+ description string
+}
+
+// Name implements Zone.
+func (z *zone) Name() string {
+ return z.name
+}
+
+// Description implements Zone.
+func (z *zone) Description() string {
+ return z.description
+}
+
+func readZones(controllerVersion version.Number, source interface{}) ([]*zone, error) {
+ checker := schema.List(schema.StringMap(schema.Any()))
+ coerced, err := checker.Coerce(source, nil)
+ if err != nil {
+ return nil, errors.Annotatef(err, "zone base schema check failed")
+ }
+ valid := coerced.([]interface{})
+
+ var deserialisationVersion version.Number
+ for v := range zoneDeserializationFuncs {
+ if v.Compare(deserialisationVersion) > 0 && v.Compare(controllerVersion) <= 0 {
+ deserialisationVersion = v
+ }
+ }
+ if deserialisationVersion == version.Zero {
+ return nil, errors.Errorf("no zone read func for version %s", controllerVersion)
+ }
+ readFunc := zoneDeserializationFuncs[deserialisationVersion]
+ return readZoneList(valid, readFunc)
+}
+
+// readZoneList expects the values of the sourceList to be string maps.
+func readZoneList(sourceList []interface{}, readFunc zoneDeserializationFunc) ([]*zone, error) {
+ result := make([]*zone, 0, len(sourceList))
+ for i, value := range sourceList {
+ source, ok := value.(map[string]interface{})
+ if !ok {
+ return nil, errors.Errorf("unexpected value for zone %d, %T", i, value)
+ }
+ zone, err := readFunc(source)
+ if err != nil {
+ return nil, errors.Annotatef(err, "zone %d", i)
+ }
+ result = append(result, zone)
+ }
+ return result, nil
+}
+
+type zoneDeserializationFunc func(map[string]interface{}) (*zone, error)
+
+var zoneDeserializationFuncs = map[version.Number]zoneDeserializationFunc{
+ twoDotOh: zone_2_0,
+}
+
+func zone_2_0(source map[string]interface{}) (*zone, error) {
+ fields := schema.Fields{
+ "name": schema.String(),
+ "description": schema.String(),
+ "resource_uri": schema.String(),
+ }
+ checker := schema.FieldMap(fields, nil) // no defaults
+ coerced, err := checker.Coerce(source, nil)
+ if err != nil {
+ return nil, errors.Annotatef(err, "zone 2.0 schema check failed")
+ }
+ valid := coerced.(map[string]interface{})
+ // From here we know that the map returned from the schema coercion
+ // contains fields of the right type.
+
+ result := &zone{
+ name: valid["name"].(string),
+ description: valid["description"].(string),
+ resourceURI: valid["resource_uri"].(string),
+ }
+ return result, nil
+}