add identity
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This commit is contained in:
Matthew Rich 2024-05-05 00:14:57 -07:00
parent 1b9d1b1fb1
commit aebc94074f
4 changed files with 321 additions and 0 deletions

146
identity/address.pb.go Normal file
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// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.23.0
// protoc v3.12.2
// source: address.proto
package identity
import (
proto "github.com/golang/protobuf/proto"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
sync "sync"
)
const (
// Verify that this generated code is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
// Verify that runtime/protoimpl is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
type Address struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Address string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
}
func (x *Address) Reset() {
*x = Address{}
if protoimpl.UnsafeEnabled {
mi := &file_address_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *Address) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*Address) ProtoMessage() {}
func (x *Address) ProtoReflect() protoreflect.Message {
mi := &file_address_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use Address.ProtoReflect.Descriptor instead.
func (*Address) Descriptor() ([]byte, []int) {
return file_address_proto_rawDescGZIP(), []int{0}
}
func (x *Address) GetAddress() string {
if x != nil {
return x.Address
}
return ""
}
var File_address_proto protoreflect.FileDescriptor
var file_address_proto_rawDesc = []byte{
0x0a, 0x0d, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12,
0x08, 0x69, 0x64, 0x65, 0x6e, 0x74, 0x69, 0x74, 0x79, 0x22, 0x23, 0x0a, 0x07, 0x41, 0x64, 0x64,
0x72, 0x65, 0x73, 0x73, 0x12, 0x18, 0x0a, 0x07, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x18,
0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x62, 0x06,
0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
}
var (
file_address_proto_rawDescOnce sync.Once
file_address_proto_rawDescData = file_address_proto_rawDesc
)
func file_address_proto_rawDescGZIP() []byte {
file_address_proto_rawDescOnce.Do(func() {
file_address_proto_rawDescData = protoimpl.X.CompressGZIP(file_address_proto_rawDescData)
})
return file_address_proto_rawDescData
}
var file_address_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
var file_address_proto_goTypes = []interface{}{
(*Address)(nil), // 0: identity.Address
}
var file_address_proto_depIdxs = []int32{
0, // [0:0] is the sub-list for method output_type
0, // [0:0] is the sub-list for method input_type
0, // [0:0] is the sub-list for extension type_name
0, // [0:0] is the sub-list for extension extendee
0, // [0:0] is the sub-list for field type_name
}
func init() { file_address_proto_init() }
func file_address_proto_init() {
if File_address_proto != nil {
return
}
if !protoimpl.UnsafeEnabled {
file_address_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*Address); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
}
type x struct{}
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_address_proto_rawDesc,
NumEnums: 0,
NumMessages: 1,
NumExtensions: 0,
NumServices: 0,
},
GoTypes: file_address_proto_goTypes,
DependencyIndexes: file_address_proto_depIdxs,
MessageInfos: file_address_proto_msgTypes,
}.Build()
File_address_proto = out.File
file_address_proto_rawDesc = nil
file_address_proto_goTypes = nil
file_address_proto_depIdxs = nil
}

8
identity/address.proto Normal file
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// Copyright 2024 Matthew Rich <matthewrich.conf@gmail.com>. All rights reserved.
syntax = "proto3";
package identity;
message Address {
string address = 1;
}

109
identity/identifier.go Normal file
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// Copyright 2024 Matthew Rich <matthewrich.conf@gmail.com>. All rights reserved.
package identity
import (
"os"
"fmt"
"strings"
"net/url"
"feudal/sequence"
)
var Serial sequence.Serial32
var spid uint64
var serial uint64
var hostname string
type Addresser interface {
Address() string
}
type Identifier interface {
Addresser
Instance() string
Path() string
Hostname() string
String() string
Parent() Identifier
CreateChild(string) Identifier
}
type Id struct {
parent Identifier
Name string
url *url.URL
instance string
}
func init() {
Serial = sequence.NewSerial32()
spid = uint64(os.Getpid()) << 32
hostname, _ = os.Hostname()
}
func New(parent Identifier, name string) Identifier {
url,_ := url.Parse(parent.Address())
url.Path += "/" + name
i := &Id{ parent: parent, Name: name, url: url, instance: InstanceId() }
return i
}
func NewRoot(name string) Identifier {
return &Id{ parent: nil, Name: name, url: &url.URL{ Scheme: "feudal", User: url.User(name), Host: hostname, Path: "" }, instance: InstanceId() }
}
func NewFromAddress(address string) Identifier {
id := &Id{ parent: nil, instance: InstanceId() }
id.url,_ = url.Parse(address)
elements := strings.Split(id.url.Path, "/")
le := len(elements)
if le == 0 {
id.Name = id.url.User.Username()
} else {
id.Name = elements[le - 1]
}
return id
}
func InstanceId() string {
return fmt.Sprintf("%x", spid | uint64(Serial()))
}
func (i *Id) Instance() string {
return i.instance
}
func (i *Id) Path() string {
return i.url.Path
}
func (i *Id) Hostname() string {
return i.url.Hostname()
}
func (parent *Id) CreateChild(name string) Identifier {
url,_ := url.Parse(parent.Address())
url.Path += "/" + name
i := &Id{ parent: parent, Name: name, url: url, instance: InstanceId() }
return i
}
func (i *Id) Parent() Identifier {
return i.parent
}
func (i *Id) Elements() []string {
return strings.Split(i.url.Path, "/")
}
func (i *Id) String() string {
return i.Address() + "#" + i.instance
}
func (i *Id) Address() string {
return i.url.String()
}

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// Copyright 2024 Matthew Rich <matthewrich.conf@gmail.com>. All rights reserved.
package identity
import (
"net/url"
"testing"
)
func setupIdentifier() Identifier {
root := NewRoot("sys")
return New(root, "test")
}
func TestNewIdentifier(t *testing.T) {
i := setupIdentifier()
if i == nil {
t.Errorf("Failed creating new identifier")
}
}
func TestNewChildIdentifier(t *testing.T) {
i := setupIdentifier()
c := i.CreateChild("newchild")
a := c.Address()
if a != i.Address() + "/newchild" {
t.Errorf("CreateChild() failed creating new child identifier: %s", a)
}
}
func TestIdentifierAddress(t *testing.T) {
i := setupIdentifier()
a := i.Address()
u,e := url.Parse(a)
if e != nil {
t.Errorf("Failed parsing identifier address %s", e)
}
if u.Scheme != "feudal" {
t.Errorf("Invalid identifier address scheme %s", u.Scheme)
}
}
func TestIdentifierParent(t *testing.T) {
i := setupIdentifier()
c := i.CreateChild("task")
u,e := url.Parse(c.Parent().Address())
if e != nil || u.Path != "/test" {
t.Errorf("Parent() returned incorrect path %s %s", u.Path, e)
}
}
func TestNewFromAddress(t *testing.T) {
i := NewFromAddress("feudal://test@hostfoo/workerbar")
if i.Hostname() != "hostfoo" {
t.Errorf("Failed generating identifier from url - hostname mismatch")
}
}