func importConstraintsV1(source map[string]interface{}) (*constraints, error) {
fields := schema.Fields{
"architecture": schema.String(),
"container": schema.String(),
"cpu-cores": schema.Uint(),
"cpu-power": schema.Uint(),
"instance-type": schema.String(),
"memory": schema.Uint(),
"root-disk": schema.Uint(),
"spaces": schema.List(schema.String()),
"tags": schema.List(schema.String()),
}
// Some values don't have to be there.
defaults := schema.Defaults{
"architecture": "",
"container": "",
"cpu-cores": uint64(0),
"cpu-power": uint64(0),
"instance-type": "",
"memory": uint64(0),
"root-disk": uint64(0),
"spaces": schema.Omit,
"tags": schema.Omit,
}
checker := schema.FieldMap(fields, defaults)
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "constraints v1 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.
return &constraints{
Version: 1,
Architecture_: valid["architecture"].(string),
Container_: valid["container"].(string),
CpuCores_: valid["cpu-cores"].(uint64),
CpuPower_: valid["cpu-power"].(uint64),
InstanceType_: valid["instance-type"].(string),
Memory_: valid["memory"].(uint64),
RootDisk_: valid["root-disk"].(uint64),
Spaces_: convertToStringSlice(valid["spaces"]),
Tags_: convertToStringSlice(valid["tags"]),
}, nil
}
func blockdevice_2_0(source map[string]interface{}) (*blockdevice, error) {
fields := schema.Fields{
"resource_uri": schema.String(),
"id": schema.ForceInt(),
"name": schema.String(),
"model": schema.String(),
"path": schema.String(),
"used_for": schema.String(),
"tags": schema.List(schema.String()),
"block_size": schema.ForceUint(),
"used_size": schema.ForceUint(),
"size": schema.ForceUint(),
"partitions": schema.List(schema.StringMap(schema.Any())),
}
checker := schema.FieldMap(fields, nil)
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, WrapWithDeserializationError(err, "blockdevice 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.
partitions, err := readPartitionList(valid["partitions"].([]interface{}), partition_2_0)
if err != nil {
return nil, errors.Trace(err)
}
result := &blockdevice{
resourceURI: valid["resource_uri"].(string),
id: valid["id"].(int),
name: valid["name"].(string),
model: valid["model"].(string),
path: valid["path"].(string),
usedFor: valid["used_for"].(string),
tags: convertToStringSlice(valid["tags"]),
blockSize: valid["block_size"].(uint64),
usedSize: valid["used_size"].(uint64),
size: valid["size"].(uint64),
partitions: partitions,
}
return result, nil
}
func space_2_0(source map[string]interface{}) (*space, error) {
fields := schema.Fields{
"resource_uri": schema.String(),
"id": schema.ForceInt(),
"name": schema.String(),
"subnets": schema.List(schema.StringMap(schema.Any())),
}
checker := schema.FieldMap(fields, nil) // no defaults
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "space 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.
subnets, err := readSubnetList(valid["subnets"].([]interface{}), subnet_2_0)
if err != nil {
return nil, errors.Trace(err)
}
result := &space{
resourceURI: valid["resource_uri"].(string),
id: valid["id"].(int),
name: valid["name"].(string),
subnets: subnets,
}
return result, nil
}
func importStorageV1(source map[string]interface{}) (*storage, error) {
fields := schema.Fields{
"id": schema.String(),
"kind": schema.String(),
"owner": schema.String(),
"name": schema.String(),
"attachments": schema.List(schema.String()),
}
// Normally a list would have defaults, but in this case storage
// should always have at least one attachment.
checker := schema.FieldMap(fields, nil) // no defaults
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "storage v1 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 := &storage{
ID_: valid["id"].(string),
Kind_: valid["kind"].(string),
Owner_: valid["owner"].(string),
Name_: valid["name"].(string),
Attachments_: convertToStringSlice(valid["attachments"]),
}
return result, nil
}
func (c *controller) readAPIVersion(apiVersion version.Number) (set.Strings, version.Number, error) {
parsed, err := c.get("version")
if err != nil {
return nil, apiVersion, errors.Trace(err)
}
// As we care about other fields, add them.
fields := schema.Fields{
"capabilities": schema.List(schema.String()),
}
checker := schema.FieldMap(fields, nil) // no defaults
coerced, err := checker.Coerce(parsed, nil)
if err != nil {
return nil, apiVersion, WrapWithDeserializationError(err, "version response")
}
// For now, we don't append any subversion, but as it becomes used, we
// should parse and check.
valid := coerced.(map[string]interface{})
// From here we know that the map returned from the schema coercion
// contains fields of the right type.
capabilities := set.NewStrings()
capabilityValues := valid["capabilities"].([]interface{})
for _, value := range capabilityValues {
capabilities.Add(value.(string))
}
return capabilities, apiVersion, nil
}
func importPayloadV1(source map[string]interface{}) (*payload, error) {
fields := schema.Fields{
"name": schema.String(),
"type": schema.String(),
"raw-id": schema.String(),
"state": schema.String(),
"labels": schema.List(schema.String()),
}
// Some values don't have to be there.
defaults := schema.Defaults{
"labels": schema.Omit,
}
checker := schema.FieldMap(fields, defaults)
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "payload v1 schema check failed")
}
valid := coerced.(map[string]interface{})
return &payload{
Name_: valid["name"].(string),
Type_: valid["type"].(string),
RawID_: valid["raw-id"].(string),
State_: valid["state"].(string),
Labels_: convertToStringSlice(valid["labels"]),
}, nil
}
func device_2_0(source map[string]interface{}) (*device, error) {
fields := schema.Fields{
"resource_uri": schema.String(),
"system_id": schema.String(),
"hostname": schema.String(),
"fqdn": schema.String(),
"parent": schema.String(),
"owner": schema.String(),
"ip_addresses": schema.List(schema.String()),
"interface_set": schema.List(schema.StringMap(schema.Any())),
"zone": schema.StringMap(schema.Any()),
}
checker := schema.FieldMap(fields, nil) // no defaults
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, WrapWithDeserializationError(err, "device 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.
interfaceSet, err := readInterfaceList(valid["interface_set"].([]interface{}), interface_2_0)
if err != nil {
return nil, errors.Trace(err)
}
zone, err := zone_2_0(valid["zone"].(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result := &device{
resourceURI: valid["resource_uri"].(string),
systemID: valid["system_id"].(string),
hostname: valid["hostname"].(string),
fqdn: valid["fqdn"].(string),
parent: valid["parent"].(string),
owner: valid["owner"].(string),
ipAddresses: convertToStringSlice(valid["ip_addresses"]),
interfaceSet: interfaceSet,
zone: zone,
}
return result, nil
}
func versionedChecker(name string) schema.Checker {
fields := schema.Fields{
"version": schema.Int(),
}
if name != "" {
fields[name] = schema.List(schema.StringMap(schema.Any()))
}
return schema.FieldMap(fields, nil) // no defaults
}
func readMachines(controllerVersion version.Number, source interface{}) ([]*machine, error) {
readFunc, err := getMachineDeserializationFunc(controllerVersion)
if err != nil {
return nil, errors.Trace(err)
}
checker := schema.List(schema.StringMap(schema.Any()))
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, WrapWithDeserializationError(err, "machine base schema check failed")
}
valid := coerced.([]interface{})
return readMachineList(valid, readFunc)
}
func importBlockDeviceV1(source map[string]interface{}) (*blockdevice, error) {
fields := schema.Fields{
"name": schema.String(),
"links": schema.List(schema.String()),
"label": schema.String(),
"uuid": schema.String(),
"hardware-id": schema.String(),
"bus-address": schema.String(),
"size": schema.ForceUint(),
"fs-type": schema.String(),
"in-use": schema.Bool(),
"mount-point": schema.String(),
}
defaults := schema.Defaults{
"links": schema.Omit,
"label": "",
"uuid": "",
"hardware-id": "",
"bus-address": "",
"fs-type": "",
"mount-point": "",
}
checker := schema.FieldMap(fields, defaults)
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "block device v1 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 := &blockdevice{
Name_: valid["name"].(string),
Links_: convertToStringSlice(valid["links"]),
Label_: valid["label"].(string),
UUID_: valid["uuid"].(string),
HardwareID_: valid["hardware-id"].(string),
BusAddress_: valid["bus-address"].(string),
Size_: valid["size"].(uint64),
FilesystemType_: valid["fs-type"].(string),
InUse_: valid["in-use"].(bool),
MountPoint_: valid["mount-point"].(string),
}
return result, nil
}
func (s *S) TestList(c *gc.C) {
s.sch = schema.List(schema.Int())
out, err := s.sch.Coerce([]int8{1, 2}, aPath)
c.Assert(err, gc.IsNil)
c.Assert(out, gc.DeepEquals, []interface{}{int64(1), int64(2)})
out, err = s.sch.Coerce(42, aPath)
c.Assert(out, gc.IsNil)
c.Assert(err, gc.ErrorMatches, "<path>: expected list, got int\\(42\\)")
out, err = s.sch.Coerce(nil, aPath)
c.Assert(out, gc.IsNil)
c.Assert(err, gc.ErrorMatches, "<path>: expected list, got nothing")
out, err = s.sch.Coerce([]interface{}{1, true}, aPath)
c.Assert(out, gc.IsNil)
c.Assert(err, gc.ErrorMatches, `<path>\[1\]: expected int, got bool\(true\)`)
}
func subnet_2_0(source map[string]interface{}) (*subnet, error) {
fields := schema.Fields{
"resource_uri": schema.String(),
"id": schema.ForceInt(),
"name": schema.String(),
"space": schema.String(),
"gateway_ip": schema.OneOf(schema.Nil(""), schema.String()),
"cidr": schema.String(),
"vlan": schema.StringMap(schema.Any()),
"dns_servers": schema.OneOf(schema.Nil(""), schema.List(schema.String())),
}
checker := schema.FieldMap(fields, nil) // no defaults
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "subnet 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.
vlan, err := vlan_2_0(valid["vlan"].(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
// Since the gateway_ip is optional, we use the two part cast assignment. If
// the cast fails, then we get the default value we care about, which is the
// empty string.
gateway, _ := valid["gateway_ip"].(string)
result := &subnet{
resourceURI: valid["resource_uri"].(string),
id: valid["id"].(int),
name: valid["name"].(string),
space: valid["space"].(string),
vlan: vlan,
gateway: gateway,
cidr: valid["cidr"].(string),
dnsServers: convertToStringSlice(valid["dns_servers"]),
}
return result, nil
}
func readBootResources(controllerVersion version.Number, source interface{}) ([]*bootResource, error) {
checker := schema.List(schema.StringMap(schema.Any()))
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, WrapWithDeserializationError(err, "boot resource base schema check failed")
}
valid := coerced.([]interface{})
var deserialisationVersion version.Number
for v := range bootResourceDeserializationFuncs {
if v.Compare(deserialisationVersion) > 0 && v.Compare(controllerVersion) <= 0 {
deserialisationVersion = v
}
}
if deserialisationVersion == version.Zero {
return nil, NewUnsupportedVersionError("no boot resource read func for version %s", controllerVersion)
}
readFunc := bootResourceDeserializationFuncs[deserialisationVersion]
return readBootResourceList(valid, readFunc)
}
func readVLANs(controllerVersion version.Number, source interface{}) ([]*vlan, error) {
checker := schema.List(schema.StringMap(schema.Any()))
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "vlan base schema check failed")
}
valid := coerced.([]interface{})
var deserialisationVersion version.Number
for v := range vlanDeserializationFuncs {
if v.Compare(deserialisationVersion) > 0 && v.Compare(controllerVersion) <= 0 {
deserialisationVersion = v
}
}
if deserialisationVersion == version.Zero {
return nil, errors.Errorf("no vlan read func for version %s", controllerVersion)
}
readFunc := vlanDeserializationFuncs[deserialisationVersion]
return readVLANList(valid, readFunc)
}
func importSSHHostKeyV1(source map[string]interface{}) (*sshHostKey, error) {
fields := schema.Fields{
"machine-id": schema.String(),
"keys": schema.List(schema.String()),
}
// Some values don't have to be there.
defaults := schema.Defaults{}
checker := schema.FieldMap(fields, defaults)
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "sshhostkey v1 schema check failed")
}
valid := coerced.(map[string]interface{})
keysInterface := valid["keys"].([]interface{})
keys := make([]string, len(keysInterface))
for i, d := range keysInterface {
keys[i] = d.(string)
}
return &sshHostKey{
MachineID_: valid["machine-id"].(string),
Keys_: keys,
}, nil
}
func fabric_2_0(source map[string]interface{}) (*fabric, error) {
fields := schema.Fields{
"resource_uri": schema.String(),
"id": schema.ForceInt(),
"name": schema.String(),
"class_type": schema.OneOf(schema.Nil(""), schema.String()),
"vlans": schema.List(schema.StringMap(schema.Any())),
}
checker := schema.FieldMap(fields, nil) // no defaults
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "fabric 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.
vlans, err := readVLANList(valid["vlans"].([]interface{}), vlan_2_0)
if err != nil {
return nil, errors.Trace(err)
}
// Since the class_type is optional, we use the two part cast assignment. If
// the cast fails, then we get the default value we care about, which is the
// empty string.
classType, _ := valid["class_type"].(string)
result := &fabric{
resourceURI: valid["resource_uri"].(string),
id: valid["id"].(int),
name: valid["name"].(string),
classType: classType,
vlans: vlans,
}
return result, nil
}
func machine_2_0(source map[string]interface{}) (*machine, error) {
fields := schema.Fields{
"resource_uri": schema.String(),
"system_id": schema.String(),
"hostname": schema.String(),
"fqdn": schema.String(),
"tag_names": schema.List(schema.String()),
"osystem": schema.String(),
"distro_series": schema.String(),
"architecture": schema.String(),
"memory": schema.ForceInt(),
"cpu_count": schema.ForceInt(),
"ip_addresses": schema.List(schema.String()),
"power_state": schema.String(),
"status_name": schema.String(),
"status_message": schema.String(),
"boot_interface": schema.StringMap(schema.Any()),
"interface_set": schema.List(schema.StringMap(schema.Any())),
"zone": schema.StringMap(schema.Any()),
"physicalblockdevice_set": schema.List(schema.StringMap(schema.Any())),
"blockdevice_set": schema.List(schema.StringMap(schema.Any())),
}
checker := schema.FieldMap(fields, nil) // no defaults
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, WrapWithDeserializationError(err, "machine 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.
bootInterface, err := interface_2_0(valid["boot_interface"].(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
interfaceSet, err := readInterfaceList(valid["interface_set"].([]interface{}), interface_2_0)
if err != nil {
return nil, errors.Trace(err)
}
zone, err := zone_2_0(valid["zone"].(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
physicalBlockDevices, err := readBlockDeviceList(valid["physicalblockdevice_set"].([]interface{}), blockdevice_2_0)
if err != nil {
return nil, errors.Trace(err)
}
blockDevices, err := readBlockDeviceList(valid["blockdevice_set"].([]interface{}), blockdevice_2_0)
if err != nil {
return nil, errors.Trace(err)
}
result := &machine{
resourceURI: valid["resource_uri"].(string),
systemID: valid["system_id"].(string),
hostname: valid["hostname"].(string),
fqdn: valid["fqdn"].(string),
tags: convertToStringSlice(valid["tag_names"]),
operatingSystem: valid["osystem"].(string),
distroSeries: valid["distro_series"].(string),
architecture: valid["architecture"].(string),
memory: valid["memory"].(int),
cpuCount: valid["cpu_count"].(int),
ipAddresses: convertToStringSlice(valid["ip_addresses"]),
powerState: valid["power_state"].(string),
statusName: valid["status_name"].(string),
statusMessage: valid["status_message"].(string),
bootInterface: bootInterface,
interfaceSet: interfaceSet,
zone: zone,
physicalBlockDevices: physicalBlockDevices,
blockDevices: blockDevices,
}
return result, nil
}
func importUnitV1(source map[string]interface{}) (*unit, error) {
fields := schema.Fields{
"name": schema.String(),
"machine": schema.String(),
"agent-status": schema.StringMap(schema.Any()),
"agent-status-history": schema.StringMap(schema.Any()),
"workload-status": schema.StringMap(schema.Any()),
"workload-status-history": schema.StringMap(schema.Any()),
"principal": schema.String(),
"subordinates": schema.List(schema.String()),
"password-hash": schema.String(),
"tools": schema.StringMap(schema.Any()),
"meter-status-code": schema.String(),
"meter-status-info": schema.String(),
}
defaults := schema.Defaults{
"principal": "",
"subordinates": schema.Omit,
"meter-status-code": "",
"meter-status-info": "",
}
addAnnotationSchema(fields, defaults)
addConstraintsSchema(fields, defaults)
checker := schema.FieldMap(fields, defaults)
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "unit v1 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 := &unit{
Name_: valid["name"].(string),
Machine_: valid["machine"].(string),
Principal_: valid["principal"].(string),
PasswordHash_: valid["password-hash"].(string),
MeterStatusCode_: valid["meter-status-code"].(string),
MeterStatusInfo_: valid["meter-status-info"].(string),
WorkloadStatusHistory_: newStatusHistory(),
AgentStatusHistory_: newStatusHistory(),
}
result.importAnnotations(valid)
workloadHistory := valid["workload-status-history"].(map[string]interface{})
if err := importStatusHistory(&result.WorkloadStatusHistory_, workloadHistory); err != nil {
return nil, errors.Trace(err)
}
agentHistory := valid["agent-status-history"].(map[string]interface{})
if err := importStatusHistory(&result.AgentStatusHistory_, agentHistory); err != nil {
return nil, errors.Trace(err)
}
if constraintsMap, ok := valid["constraints"]; ok {
constraints, err := importConstraints(constraintsMap.(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.Constraints_ = constraints
}
result.Subordinates_ = convertToStringSlice(valid["subordinates"])
// Tools and status are required, so we expect them to be there.
tools, err := importAgentTools(valid["tools"].(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.Tools_ = tools
agentStatus, err := importStatus(valid["agent-status"].(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.AgentStatus_ = agentStatus
workloadStatus, err := importStatus(valid["workload-status"].(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.WorkloadStatus_ = workloadStatus
return result, nil
}
if err != nil {
return v, err
}
for _, allow := range c.vals {
if allow == v {
return v, nil
}
}
return nil, fmt.Errorf("%sexpected one of %v, got %#v", pathPrefix(path), c.vals, v)
}
type attrsC struct{}
var (
attrMapChecker = schema.Map(schema.String(), schema.String())
attrSliceChecker = schema.List(schema.String())
)
func (c attrsC) Coerce(v interface{}, path []string) (interface{}, error) {
// TODO consider allowing only the map variant.
switch reflect.TypeOf(v).Kind() {
case reflect.String:
s, err := schema.String().Coerce(v, path)
if err != nil {
return nil, errors.Mask(err)
}
result, err := keyvalues.Parse(strings.Fields(s.(string)), true)
if err != nil {
return nil, fmt.Errorf("%s%v", pathPrefix(path), err)
}
return result, nil
"scope": string(ScopeGlobal),
"optional": false,
},
)
var charmSchema = schema.FieldMap(
schema.Fields{
"name": schema.String(),
"summary": schema.String(),
"description": schema.String(),
"peers": schema.StringMap(ifaceExpander(int64(1))),
"provides": schema.StringMap(ifaceExpander(nil)),
"requires": schema.StringMap(ifaceExpander(int64(1))),
"revision": schema.Int(), // Obsolete
"format": schema.Int(),
"subordinate": schema.Bool(),
"categories": schema.List(schema.String()),
"series": schema.String(),
},
schema.Defaults{
"provides": schema.Omit,
"requires": schema.Omit,
"peers": schema.Omit,
"revision": schema.Omit,
"format": 1,
"subordinate": schema.Omit,
"categories": schema.Omit,
"series": schema.Omit,
},
)
func importMachineV1(source map[string]interface{}) (*machine, error) {
fields := schema.Fields{
"id": schema.String(),
"nonce": schema.String(),
"password-hash": schema.String(),
"placement": schema.String(),
"instance": schema.StringMap(schema.Any()),
"series": schema.String(),
"container-type": schema.String(),
"jobs": schema.List(schema.String()),
"status": schema.StringMap(schema.Any()),
"supported-containers": schema.List(schema.String()),
"tools": schema.StringMap(schema.Any()),
"containers": schema.List(schema.StringMap(schema.Any())),
"opened-ports": schema.StringMap(schema.Any()),
"provider-addresses": schema.List(schema.StringMap(schema.Any())),
"machine-addresses": schema.List(schema.StringMap(schema.Any())),
"preferred-public-address": schema.StringMap(schema.Any()),
"preferred-private-address": schema.StringMap(schema.Any()),
"block-devices": schema.StringMap(schema.Any()),
}
defaults := schema.Defaults{
"placement": "",
"container-type": "",
// Even though we are expecting instance data for every machine,
// it isn't strictly necessary, so we allow it to not exist here.
"instance": schema.Omit,
"supported-containers": schema.Omit,
"opened-ports": schema.Omit,
"block-devices": schema.Omit,
"provider-addresses": schema.Omit,
"machine-addresses": schema.Omit,
"preferred-public-address": schema.Omit,
"preferred-private-address": schema.Omit,
}
addAnnotationSchema(fields, defaults)
addConstraintsSchema(fields, defaults)
addStatusHistorySchema(fields)
checker := schema.FieldMap(fields, defaults)
coerced, err := checker.Coerce(source, nil)
if err != nil {
return nil, errors.Annotatef(err, "machine v1 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 := &machine{
Id_: valid["id"].(string),
Nonce_: valid["nonce"].(string),
PasswordHash_: valid["password-hash"].(string),
Placement_: valid["placement"].(string),
Series_: valid["series"].(string),
ContainerType_: valid["container-type"].(string),
StatusHistory_: newStatusHistory(),
Jobs_: convertToStringSlice(valid["jobs"]),
}
result.importAnnotations(valid)
if err := result.importStatusHistory(valid); err != nil {
return nil, errors.Trace(err)
}
if constraintsMap, ok := valid["constraints"]; ok {
constraints, err := importConstraints(constraintsMap.(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.Constraints_ = constraints
}
if supported, ok := valid["supported-containers"]; ok {
supportedList := supported.([]interface{})
s := make([]string, len(supportedList))
for i, containerType := range supportedList {
s[i] = containerType.(string)
}
result.SupportedContainers_ = &s
}
if instanceMap, ok := valid["instance"]; ok {
instance, err := importCloudInstance(instanceMap.(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.Instance_ = instance
}
if blockDeviceMap, ok := valid["block-devices"]; ok {
devices, err := importBlockDevices(blockDeviceMap.(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.setBlockDevices(devices)
} else {
result.setBlockDevices(nil)
}
// Tools and status are required, so we expect them to be there.
tools, err := importAgentTools(valid["tools"].(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.Tools_ = tools
status, err := importStatus(valid["status"].(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.Status_ = status
if addresses, ok := valid["provider-addresses"]; ok {
providerAddresses, err := importAddresses(addresses.([]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.ProviderAddresses_ = providerAddresses
}
if addresses, ok := valid["machine-addresses"]; ok {
machineAddresses, err := importAddresses(addresses.([]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.MachineAddresses_ = machineAddresses
}
if address, ok := valid["preferred-public-address"]; ok {
publicAddress, err := importAddress(address.(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.PreferredPublicAddress_ = publicAddress
}
if address, ok := valid["preferred-private-address"]; ok {
privateAddress, err := importAddress(address.(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.PreferredPrivateAddress_ = privateAddress
}
machineList := valid["containers"].([]interface{})
machines, err := importMachineList(machineList, importMachineV1)
if err != nil {
return nil, errors.Annotatef(err, "containers")
}
result.Containers_ = machines
if portsMap, ok := valid["opened-ports"]; ok {
portsList, err := importOpenedPorts(portsMap.(map[string]interface{}))
if err != nil {
return nil, errors.Trace(err)
}
result.setOpenedPorts(portsList)
}
return result, nil
}
}
// StorageProvider implements storage.ProviderRegistry.
func (*maasEnviron) StorageProvider(t storage.ProviderType) (storage.Provider, error) {
if t == maasStorageProviderType {
return maasStorageProvider{}, nil
}
return nil, errors.NotFoundf("storage provider %q", t)
}
// maasStorageProvider allows volumes to be specified when a node is acquired.
type maasStorageProvider struct{}
var storageConfigFields = schema.Fields{
tagsAttribute: schema.OneOf(
schema.List(schema.String()),
schema.String(),
),
}
var storageConfigChecker = schema.FieldMap(
storageConfigFields,
schema.Defaults{
tagsAttribute: schema.Omit,
},
)
type storageConfig struct {
tags []string
}
