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* clear

* feat: Add everything

* fix: Commenht
This commit is contained in:
Prad Nukala
2025-10-03 14:45:52 -04:00
committed by GitHub
parent 43b4a11c06
commit 13e6c3e84d
1935 changed files with 655061 additions and 40058 deletions
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client/modules/did/client.go
+606
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// Package did provides a client interface for interacting with the Sonr DID module.
package did
import (
"context"
"fmt"
"strings"
"google.golang.org/grpc"
"github.com/cosmos/cosmos-sdk/types/tx"
"github.com/sonr-io/sonr/client/config"
"github.com/sonr-io/sonr/client/errors"
didtypes "github.com/sonr-io/sonr/x/did/types"
)
// Client provides an interface for interacting with the DID module.
type Client interface {
// DID Operations
CreateDID(ctx context.Context, opts *CreateDIDOptions) (*DIDDocument, error)
ResolveDID(ctx context.Context, did string) (*DIDDocument, error)
UpdateDID(ctx context.Context, did string, opts *UpdateDIDOptions) (*DIDDocument, error)
DeactivateDID(ctx context.Context, did string) error
// DID Document Operations
AddVerificationMethod(ctx context.Context, did string, method *VerificationMethod) error
RemoveVerificationMethod(ctx context.Context, did string, methodID string) error
AddService(ctx context.Context, did string, service *Service) error
RemoveService(ctx context.Context, did string, serviceID string) error
// WebAuthn Operations
RegisterWebAuthn(ctx context.Context, opts *WebAuthnRegistrationOptions) (*WebAuthnCredential, error)
AuthenticateWebAuthn(ctx context.Context, opts *WebAuthnAuthenticationOptions) (*WebAuthnAssertion, error)
// Query Operations
ListDIDs(ctx context.Context, options *ListDIDsOptions) (*DIDListResponse, error)
GetDIDsByOwner(ctx context.Context, owner string) ([]*DIDDocument, error)
}
// DIDDocument represents a W3C DID Document.
type DIDDocument struct {
ID string `json:"id"`
Controller []string `json:"controller,omitempty"`
VerificationMethod []*VerificationMethod `json:"verificationMethod,omitempty"`
Authentication []string `json:"authentication,omitempty"`
AssertionMethod []string `json:"assertionMethod,omitempty"`
KeyAgreement []string `json:"keyAgreement,omitempty"`
CapabilityInvocation []string `json:"capabilityInvocation,omitempty"`
CapabilityDelegation []string `json:"capabilityDelegation,omitempty"`
Service []*Service `json:"service,omitempty"`
AlsoKnownAs []string `json:"alsoKnownAs,omitempty"`
Metadata *DIDMetadata `json:"metadata,omitempty"`
}
// VerificationMethod represents a verification method in a DID document.
type VerificationMethod struct {
ID string `json:"id"`
Type string `json:"type"`
Controller string `json:"controller"`
PublicKeyJwk map[string]any `json:"publicKeyJwk,omitempty"`
PublicKeyMultibase string `json:"publicKeyMultibase,omitempty"`
}
// Service represents a service endpoint in a DID document.
type Service struct {
ID string `json:"id"`
Type string `json:"type"`
ServiceEndpoint any `json:"serviceEndpoint"`
}
// DIDMetadata contains metadata about a DID.
type DIDMetadata struct {
Created string `json:"created"`
Updated string `json:"updated,omitempty"`
Deactivated bool `json:"deactivated,omitempty"`
VersionID string `json:"versionId,omitempty"`
NextUpdate string `json:"nextUpdate,omitempty"`
NextVersionID string `json:"nextVersionId,omitempty"`
}
// CreateDIDOptions configures DID creation.
type CreateDIDOptions struct {
Controller []string `json:"controller,omitempty"`
VerificationMethods []*VerificationMethod `json:"verificationMethods,omitempty"`
Services []*Service `json:"services,omitempty"`
AlsoKnownAs []string `json:"alsoKnownAs,omitempty"`
UseWebAuthn bool `json:"useWebAuthn,omitempty"`
}
// UpdateDIDOptions configures DID updates.
type UpdateDIDOptions struct {
AddVerificationMethods []*VerificationMethod `json:"addVerificationMethods,omitempty"`
RemoveVerificationMethods []string `json:"removeVerificationMethods,omitempty"`
AddServices []*Service `json:"addServices,omitempty"`
RemoveServices []string `json:"removeServices,omitempty"`
AddController []string `json:"addController,omitempty"`
RemoveController []string `json:"removeController,omitempty"`
}
// WebAuthnRegistrationOptions configures WebAuthn registration.
type WebAuthnRegistrationOptions struct {
Username string `json:"username"`
DisplayName string `json:"displayName"`
Challenge []byte `json:"challenge"`
Timeout int `json:"timeout,omitempty"`
Extensions map[string]any `json:"extensions,omitempty"`
}
// WebAuthnCredential represents a WebAuthn credential.
type WebAuthnCredential struct {
ID string `json:"id"`
RawID []byte `json:"rawId"`
Type string `json:"type"`
Response *AuthenticatorResponse `json:"response"`
ClientExtensions map[string]any `json:"clientExtensions,omitempty"`
}
// AuthenticatorResponse represents the authenticator response.
type AuthenticatorResponse struct {
ClientDataJSON []byte `json:"clientDataJSON"`
AttestationObject []byte `json:"attestationObject"`
}
// WebAuthnAuthenticationOptions configures WebAuthn authentication.
type WebAuthnAuthenticationOptions struct {
Challenge []byte `json:"challenge"`
Timeout int `json:"timeout,omitempty"`
AllowedCredentials []string `json:"allowedCredentials,omitempty"`
}
// WebAuthnAssertion represents a WebAuthn assertion.
type WebAuthnAssertion struct {
ID string `json:"id"`
RawID []byte `json:"rawId"`
Type string `json:"type"`
Response *AuthenticatorAssertionResponse `json:"response"`
}
// AuthenticatorAssertionResponse represents the assertion response.
type AuthenticatorAssertionResponse struct {
ClientDataJSON []byte `json:"clientDataJSON"`
AuthenticatorData []byte `json:"authenticatorData"`
Signature []byte `json:"signature"`
UserHandle []byte `json:"userHandle,omitempty"`
}
// ListDIDsOptions configures DID listing.
type ListDIDsOptions struct {
Limit uint64 `json:"limit,omitempty"`
Offset uint64 `json:"offset,omitempty"`
Owner string `json:"owner,omitempty"`
}
// DIDListResponse contains a list of DIDs with pagination.
type DIDListResponse struct {
DIDs []*DIDDocument `json:"dids"`
TotalCount uint64 `json:"totalCount"`
Limit uint64 `json:"limit"`
Offset uint64 `json:"offset"`
}
// client implements the DID Client interface.
type client struct {
grpcConn *grpc.ClientConn
config *config.NetworkConfig
// Service clients for DID module
queryClient didtypes.QueryClient
msgClient didtypes.MsgClient
txClient tx.ServiceClient
}
// NewClient creates a new DID module client.
func NewClient(grpcConn *grpc.ClientConn, cfg *config.NetworkConfig) Client {
return &client{
grpcConn: grpcConn,
config: cfg,
queryClient: didtypes.NewQueryClient(grpcConn),
msgClient: didtypes.NewMsgClient(grpcConn),
txClient: tx.NewServiceClient(grpcConn),
}
}
// CreateDID creates a new DID document on the Sonr blockchain.
func (c *client) CreateDID(ctx context.Context, opts *CreateDIDOptions) (*DIDDocument, error) {
if opts == nil {
return nil, errors.NewModuleError("did", "CreateDID",
fmt.Errorf("options cannot be nil"))
}
// Generate DID ID
// Note: In a real implementation, this would use proper key derivation
didID := GenerateDID(fmt.Sprintf("user_%d", len(opts.Controller)))
// Convert verification methods to protobuf format
var verificationMethods []*didtypes.VerificationMethod
for _, vm := range opts.VerificationMethods {
verificationMethods = append(verificationMethods, &didtypes.VerificationMethod{
Id: vm.ID,
VerificationMethodKind: vm.Type,
Controller: vm.Controller,
PublicKeyMultibase: vm.PublicKeyMultibase,
})
}
// Convert services to protobuf format
var services []*didtypes.Service
for _, svc := range opts.Services {
services = append(services, &didtypes.Service{
Id: svc.ID,
ServiceKind: svc.Type,
SingleEndpoint: fmt.Sprintf("%v", svc.ServiceEndpoint),
})
}
// Get primary controller (first one if multiple)
primaryController := ""
if len(opts.Controller) > 0 {
primaryController = opts.Controller[0]
}
// Create DID Document
didDocument := didtypes.DIDDocument{
Id: didID,
PrimaryController: primaryController,
AlsoKnownAs: opts.AlsoKnownAs,
VerificationMethod: verificationMethods,
Service: services,
}
// Create the MsgCreateDID message
msg := &didtypes.MsgCreateDID{
Controller: primaryController, // Will be set by the transaction builder
DidDocument: didDocument,
}
// In a real implementation, this would submit the transaction
// For now, store the message for later use
_ = msg
// Return a mock DID document
return &DIDDocument{
ID: didID,
Controller: opts.Controller,
VerificationMethod: opts.VerificationMethods,
Service: opts.Services,
AlsoKnownAs: opts.AlsoKnownAs,
Metadata: &DIDMetadata{
Created: "2024-01-01T00:00:00Z",
},
}, nil
}
// ResolveDID resolves a DID to its document.
func (c *client) ResolveDID(ctx context.Context, did string) (*DIDDocument, error) {
// TODO: Implement DID resolution using DID module query client
// Should validate DID format before querying chain
// Query chain state for DID document by ID
// Convert protobuf DIDDocument to client type
// Handle DID not found and deactivated DID cases
return nil, errors.NewModuleError("did", "ResolveDID",
fmt.Errorf("DID resolution not yet implemented"))
}
// UpdateDID updates an existing DID document.
func (c *client) UpdateDID(ctx context.Context, did string, opts *UpdateDIDOptions) (*DIDDocument, error) {
// TODO: Implement DID updates using DID module
// Should validate DID ownership and update permissions
// Build MsgUpdateDID with incremental changes
// Handle verification method and service updates
// Return updated DID document with new version
return nil, errors.NewModuleError("did", "UpdateDID",
fmt.Errorf("DID updates not yet implemented"))
}
// DeactivateDID deactivates a DID document.
func (c *client) DeactivateDID(ctx context.Context, did string) error {
// TODO: Implement DID deactivation using DID module
// Should validate DID ownership before deactivation
// Build MsgDeactivateDID and submit to chain
// Mark DID as deactivated in chain state
// Handle cascading effects on dependent services
return errors.NewModuleError("did", "DeactivateDID",
fmt.Errorf("DID deactivation not yet implemented"))
}
// AddVerificationMethod adds a verification method to a DID document.
func (c *client) AddVerificationMethod(ctx context.Context, did string, method *VerificationMethod) error {
// TODO: Implement verification method addition using DID module
// Should validate DID ownership and method format
// Build MsgAddVerificationMethod and submit to chain
// Validate public key format and cryptographic validity
// Update DID document with new verification method
return errors.NewModuleError("did", "AddVerificationMethod",
fmt.Errorf("verification method addition not yet implemented"))
}
// RemoveVerificationMethod removes a verification method from a DID document.
func (c *client) RemoveVerificationMethod(ctx context.Context, did string, methodID string) error {
// TODO: Implement verification method removal using DID module
// Should validate DID ownership and method existence
// Build MsgRemoveVerificationMethod and submit to chain
// Check if method is used in other DID relationships
// Prevent removal of last verification method
return errors.NewModuleError("did", "RemoveVerificationMethod",
fmt.Errorf("verification method removal not yet implemented"))
}
// AddService adds a service to a DID document.
func (c *client) AddService(ctx context.Context, did string, service *Service) error {
// TODO: Implement service addition using DID module
// Should validate DID ownership and service format
// Build MsgAddService and submit to chain
// Validate service endpoint URLs and accessibility
// Update DID document with new service entry
return errors.NewModuleError("did", "AddService",
fmt.Errorf("service addition not yet implemented"))
}
// RemoveService removes a service from a DID document.
func (c *client) RemoveService(ctx context.Context, did string, serviceID string) error {
// TODO: Implement service removal using DID module
// Should validate DID ownership and service existence
// Build MsgRemoveService and submit to chain
// Check for dependent systems using this service
// Update DID document removing service entry
return errors.NewModuleError("did", "RemoveService",
fmt.Errorf("service removal not yet implemented"))
}
// RegisterWebAuthn registers a WebAuthn credential with a DID.
func (c *client) RegisterWebAuthn(ctx context.Context, opts *WebAuthnRegistrationOptions) (*WebAuthnCredential, error) {
// TODO: Implement WebAuthn registration using DID module
// Should validate registration options and challenge
// Build MsgRegisterWebAuthnCredential and submit to chain
// Process authenticator attestation and public key
// Store credential ID and public key in DID document
// Support auto-vault creation if enabled
return nil, errors.NewModuleError("did", "RegisterWebAuthn",
fmt.Errorf("WebAuthn registration not yet implemented"))
}
// AuthenticateWebAuthn performs WebAuthn authentication.
func (c *client) AuthenticateWebAuthn(ctx context.Context, opts *WebAuthnAuthenticationOptions) (*WebAuthnAssertion, error) {
// TODO: Implement WebAuthn authentication using DID module
// Should validate authentication challenge and credentials
// Verify authenticator assertion against stored public key
// Check credential ID against allowed credentials list
// Return verified assertion with user handle and signature
return nil, errors.NewModuleError("did", "AuthenticateWebAuthn",
fmt.Errorf("WebAuthn authentication not yet implemented"))
}
// ListDIDs lists DIDs with optional filtering and pagination.
func (c *client) ListDIDs(ctx context.Context, options *ListDIDsOptions) (*DIDListResponse, error) {
// TODO: Implement DID listing using DID module query client
// Should support pagination with limit/offset
// Filter by owner address if specified
// Return DIDs with basic metadata and status
// Handle empty result sets gracefully
return nil, errors.NewModuleError("did", "ListDIDs",
fmt.Errorf("DID listing not yet implemented"))
}
// GetDIDsByOwner retrieves all DIDs owned by a specific address.
func (c *client) GetDIDsByOwner(ctx context.Context, owner string) ([]*DIDDocument, error) {
// TODO: Implement owner-based DID lookup using DID module
// Should validate owner address format
// Query chain state for DIDs controlled by owner
// Return complete DID documents for all owned DIDs
// Include active and deactivated DIDs with status
return nil, errors.NewModuleError("did", "GetDIDsByOwner",
fmt.Errorf("owner-based DID lookup not yet implemented"))
}
// Utility functions
// GenerateDID generates a new DID identifier for the Sonr network.
func GenerateDID(identifier string) string {
return fmt.Sprintf("did:sonr:%s", identifier)
}
// ValidateDID validates a DID format.
func ValidateDID(did string) error {
// Basic DID format validation
if len(did) == 0 {
return fmt.Errorf("DID cannot be empty")
}
if !strings.HasPrefix(did, "did:sonr:") {
return fmt.Errorf("DID must start with 'did:sonr:'")
}
return nil
}
// CreateDefaultVerificationMethod creates a default verification method.
func CreateDefaultVerificationMethod(did string, publicKey []byte) *VerificationMethod {
return &VerificationMethod{
ID: fmt.Sprintf("%s#key-1", did),
Type: "Ed25519VerificationKey2020",
Controller: did,
PublicKeyMultibase: fmt.Sprintf("z%x", publicKey), // Simplified multibase encoding
}
}
// CreateWebAuthnService creates a service entry for WebAuthn.
func CreateWebAuthnService(did string, endpoint string) *Service {
return &Service{
ID: fmt.Sprintf("%s#webauthn", did),
Type: "WebAuthnService",
ServiceEndpoint: endpoint,
}
}
// Message Builders - These create the actual transaction messages
// BuildMsgCreateDID builds a MsgCreateDID message.
func BuildMsgCreateDID(controller string, opts *CreateDIDOptions) (*didtypes.MsgCreateDID, error) {
if opts == nil {
return nil, fmt.Errorf("options cannot be nil")
}
// Generate DID ID
didID := GenerateDID(fmt.Sprintf("user_%s", controller[:8]))
// Convert verification methods
var verificationMethods []*didtypes.VerificationMethod
for _, vm := range opts.VerificationMethods {
verificationMethods = append(verificationMethods, &didtypes.VerificationMethod{
Id: vm.ID,
VerificationMethodKind: vm.Type,
Controller: vm.Controller,
PublicKeyMultibase: vm.PublicKeyMultibase,
})
}
// Convert services
var services []*didtypes.Service
for _, svc := range opts.Services {
services = append(services, &didtypes.Service{
Id: svc.ID,
ServiceKind: svc.Type,
SingleEndpoint: fmt.Sprintf("%v", svc.ServiceEndpoint),
})
}
// Create DID Document
didDocument := didtypes.DIDDocument{
Id: didID,
PrimaryController: controller,
AlsoKnownAs: opts.AlsoKnownAs,
VerificationMethod: verificationMethods,
Service: services,
}
return &didtypes.MsgCreateDID{
Controller: controller,
DidDocument: didDocument,
}, nil
}
// BuildMsgUpdateDID builds a MsgUpdateDID message.
func BuildMsgUpdateDID(controller, did string, opts *UpdateDIDOptions) (*didtypes.MsgUpdateDID, error) {
if opts == nil {
return nil, fmt.Errorf("options cannot be nil")
}
// Note: In a real implementation, we would need to query the existing DID document
// and apply the updates. For now, we create a minimal DID document with updates.
// Convert new verification methods
var verificationMethods []*didtypes.VerificationMethod
for _, vm := range opts.AddVerificationMethods {
verificationMethods = append(verificationMethods, &didtypes.VerificationMethod{
Id: vm.ID,
VerificationMethodKind: vm.Type,
Controller: vm.Controller,
PublicKeyMultibase: vm.PublicKeyMultibase,
})
}
// Convert new services
var services []*didtypes.Service
for _, svc := range opts.AddServices {
services = append(services, &didtypes.Service{
Id: svc.ID,
ServiceKind: svc.Type,
SingleEndpoint: fmt.Sprintf("%v", svc.ServiceEndpoint),
})
}
// Create updated DID Document
didDocument := didtypes.DIDDocument{
Id: did,
PrimaryController: controller,
VerificationMethod: verificationMethods,
Service: services,
}
return &didtypes.MsgUpdateDID{
Controller: controller,
Did: did,
DidDocument: didDocument,
}, nil
}
// BuildMsgDeactivateDID builds a MsgDeactivateDID message.
func BuildMsgDeactivateDID(controller, did string) *didtypes.MsgDeactivateDID {
return &didtypes.MsgDeactivateDID{
Controller: controller,
Did: did,
}
}
// BuildMsgAddVerificationMethod builds a MsgAddVerificationMethod message.
func BuildMsgAddVerificationMethod(controller, did string, method *VerificationMethod) (*didtypes.MsgAddVerificationMethod, error) {
if method == nil {
return nil, fmt.Errorf("verification method cannot be nil")
}
return &didtypes.MsgAddVerificationMethod{
Controller: controller,
Did: did,
VerificationMethod: didtypes.VerificationMethod{
Id: method.ID,
VerificationMethodKind: method.Type,
Controller: method.Controller,
PublicKeyMultibase: method.PublicKeyMultibase,
},
}, nil
}
// BuildMsgRemoveVerificationMethod builds a MsgRemoveVerificationMethod message.
func BuildMsgRemoveVerificationMethod(controller, did, methodID string) *didtypes.MsgRemoveVerificationMethod {
return &didtypes.MsgRemoveVerificationMethod{
Controller: controller,
Did: did,
VerificationMethodId: methodID,
}
}
// BuildMsgAddService builds a MsgAddService message.
func BuildMsgAddService(controller, did string, service *Service) (*didtypes.MsgAddService, error) {
if service == nil {
return nil, fmt.Errorf("service cannot be nil")
}
return &didtypes.MsgAddService{
Controller: controller,
Did: did,
Service: didtypes.Service{
Id: service.ID,
ServiceKind: service.Type,
SingleEndpoint: fmt.Sprintf("%v", service.ServiceEndpoint),
},
}, nil
}
// BuildMsgRemoveService builds a MsgRemoveService message.
func BuildMsgRemoveService(controller, did, serviceID string) *didtypes.MsgRemoveService {
return &didtypes.MsgRemoveService{
Controller: controller,
Did: did,
ServiceId: serviceID,
}
}
// BuildMsgRegisterWebAuthnCredential builds a MsgRegisterWebAuthnCredential message.
func BuildMsgRegisterWebAuthnCredential(controller, username string, credential *WebAuthnCredential, autoCreateVault bool) (*didtypes.MsgRegisterWebAuthnCredential, error) {
if credential == nil {
return nil, fmt.Errorf("credential cannot be nil")
}
// Convert our WebAuthnCredential to the protobuf type
webAuthnCred := didtypes.WebAuthnCredential{
CredentialId: credential.ID,
PublicKey: credential.RawID, // Using RawID as the public key bytes
// Algorithm would need to be determined from the credential
// AttestationType would need to be extracted from the attestation object
// Origin would need to be extracted from the client data
}
// Generate a verification method ID based on the username
verificationMethodID := fmt.Sprintf("did:sonr:%s#webauthn-1", username)
return &didtypes.MsgRegisterWebAuthnCredential{
Controller: controller,
Username: username,
WebauthnCredential: webAuthnCred,
VerificationMethodId: verificationMethodID,
AutoCreateVault: autoCreateVault,
}, nil
}
client/modules/did/client_test.go
+33
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package did
import (
"testing"
"github.com/stretchr/testify/require"
"google.golang.org/grpc"
"github.com/sonr-io/sonr/client/config"
)
// TestDIDClient tests DID module client functionality.
func TestDIDClient(t *testing.T) {
// Create mock connection
conn, _ := grpc.Dial("localhost:9090", grpc.WithInsecure())
cfg := config.LocalNetwork()
client := NewClient(conn, &cfg)
require.NotNil(t, client)
}
// TestBasicDIDFunctionality tests that we can create a client
func TestBasicDIDFunctionality(t *testing.T) {
// Just test that the package compiles and basic functions work
conn, _ := grpc.Dial("localhost:9090", grpc.WithInsecure())
cfg := config.LocalNetwork()
client := NewClient(conn, &cfg)
require.NotNil(t, client, "DID client should not be nil")
// Test that the client implements the Client interface
var _ Client = client
}
client/modules/dwn/client.go
+613
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// Package dwn provides a client interface for interacting with the Sonr DWN (Decentralized Web Node) module.
package dwn
import (
"context"
"fmt"
"time"
"google.golang.org/grpc"
"github.com/cosmos/cosmos-sdk/types/tx"
"github.com/sonr-io/sonr/client/config"
"github.com/sonr-io/sonr/client/errors"
dwntypes "github.com/sonr-io/sonr/x/dwn/types"
)
// Client provides an interface for interacting with the DWN module.
type Client interface {
// Record Operations
CreateRecord(ctx context.Context, opts *CreateRecordOptions) (*Record, error)
ReadRecord(ctx context.Context, recordID string) (*Record, error)
UpdateRecord(ctx context.Context, recordID string, opts *UpdateRecordOptions) (*Record, error)
DeleteRecord(ctx context.Context, recordID string) error
// Query Operations
QueryRecords(ctx context.Context, query *RecordQuery) (*RecordQueryResponse, error)
ListRecords(ctx context.Context, opts *ListRecordsOptions) (*RecordListResponse, error)
// Permission Operations
GrantPermission(ctx context.Context, opts *GrantPermissionOptions) (*Permission, error)
RevokePermission(ctx context.Context, permissionID string) error
ListPermissions(ctx context.Context, opts *ListPermissionsOptions) (*PermissionListResponse, error)
// Protocol Operations
InstallProtocol(ctx context.Context, protocol *Protocol) error
UninstallProtocol(ctx context.Context, protocolURI string) error
ListProtocols(ctx context.Context) ([]*Protocol, error)
// Encryption Operations
EncryptRecord(ctx context.Context, recordID string, opts *EncryptionOptions) error
DecryptRecord(ctx context.Context, recordID string) (*DecryptedRecord, error)
// Vault Operations
CreateVault(ctx context.Context, opts *VaultOptions) (*Vault, error)
ListVaults(ctx context.Context) ([]*Vault, error)
ExportVault(ctx context.Context, vaultID string) (*VaultExport, error)
ImportVault(ctx context.Context, vaultData *VaultExport) (*Vault, error)
}
// Record represents a DWN record.
type Record struct {
ID string `json:"id"`
DID string `json:"did"`
SchemaURI string `json:"schema_uri,omitempty"`
ProtocolURI string `json:"protocol_uri,omitempty"`
ContextID string `json:"context_id,omitempty"`
ParentID string `json:"parent_id,omitempty"`
Data []byte `json:"data"`
Metadata map[string]any `json:"metadata,omitempty"`
Encrypted bool `json:"encrypted"`
CreatedAt string `json:"created_at"`
UpdatedAt string `json:"updated_at,omitempty"`
Tags []string `json:"tags,omitempty"`
}
// CreateRecordOptions configures record creation.
type CreateRecordOptions struct {
DID string `json:"did"`
SchemaURI string `json:"schema_uri,omitempty"`
ProtocolURI string `json:"protocol_uri,omitempty"`
ContextID string `json:"context_id,omitempty"`
ParentID string `json:"parent_id,omitempty"`
Data []byte `json:"data"`
Metadata map[string]any `json:"metadata,omitempty"`
Encrypt bool `json:"encrypt,omitempty"`
Tags []string `json:"tags,omitempty"`
}
// UpdateRecordOptions configures record updates.
type UpdateRecordOptions struct {
Data []byte `json:"data,omitempty"`
Metadata map[string]any `json:"metadata,omitempty"`
Tags []string `json:"tags,omitempty"`
}
// RecordQuery defines query parameters for records.
type RecordQuery struct {
DID string `json:"did,omitempty"`
SchemaURI string `json:"schema_uri,omitempty"`
ProtocolURI string `json:"protocol_uri,omitempty"`
ContextID string `json:"context_id,omitempty"`
ParentID string `json:"parent_id,omitempty"`
Tags []string `json:"tags,omitempty"`
Metadata map[string]string `json:"metadata,omitempty"`
DateRange *DateRange `json:"date_range,omitempty"`
}
// DateRange specifies a date range for queries.
type DateRange struct {
From string `json:"from,omitempty"`
To string `json:"to,omitempty"`
}
// RecordQueryResponse contains query results.
type RecordQueryResponse struct {
Records []*Record `json:"records"`
TotalCount uint64 `json:"total_count"`
Limit uint64 `json:"limit"`
Offset uint64 `json:"offset"`
}
// ListRecordsOptions configures record listing.
type ListRecordsOptions struct {
DID string `json:"did,omitempty"`
Limit uint64 `json:"limit,omitempty"`
Offset uint64 `json:"offset,omitempty"`
}
// RecordListResponse contains a list of records.
type RecordListResponse struct {
Records []*Record `json:"records"`
TotalCount uint64 `json:"total_count"`
Limit uint64 `json:"limit"`
Offset uint64 `json:"offset"`
}
// Permission represents a DWN permission.
type Permission struct {
ID string `json:"id"`
Grantor string `json:"grantor"`
Grantee string `json:"grantee"`
Scope string `json:"scope"`
Actions []string `json:"actions"`
Conditions map[string]any `json:"conditions,omitempty"`
ExpiresAt string `json:"expires_at,omitempty"`
CreatedAt string `json:"created_at"`
}
// GrantPermissionOptions configures permission granting.
type GrantPermissionOptions struct {
Grantee string `json:"grantee"`
Scope string `json:"scope"`
Actions []string `json:"actions"`
Conditions map[string]any `json:"conditions,omitempty"`
ExpiresAt string `json:"expires_at,omitempty"`
}
// ListPermissionsOptions configures permission listing.
type ListPermissionsOptions struct {
Grantee string `json:"grantee,omitempty"`
Scope string `json:"scope,omitempty"`
Limit uint64 `json:"limit,omitempty"`
Offset uint64 `json:"offset,omitempty"`
}
// PermissionListResponse contains a list of permissions.
type PermissionListResponse struct {
Permissions []*Permission `json:"permissions"`
TotalCount uint64 `json:"total_count"`
Limit uint64 `json:"limit"`
Offset uint64 `json:"offset"`
}
// Protocol represents a DWN protocol.
type Protocol struct {
URI string `json:"uri"`
Name string `json:"name"`
Version string `json:"version"`
Description string `json:"description,omitempty"`
Schema map[string]any `json:"schema"`
Rules map[string]any `json:"rules,omitempty"`
CreatedAt string `json:"created_at"`
}
// EncryptionOptions configures record encryption.
type EncryptionOptions struct {
Algorithm string `json:"algorithm,omitempty"`
Recipients []string `json:"recipients,omitempty"`
KeyDerivation map[string]any `json:"key_derivation,omitempty"`
}
// DecryptedRecord contains decrypted record data.
type DecryptedRecord struct {
Record *Record `json:"record"`
Data []byte `json:"data"`
Algorithm string `json:"algorithm"`
}
// Vault represents a DWN vault.
type Vault struct {
ID string `json:"id"`
DID string `json:"did"`
Name string `json:"name"`
Type string `json:"type"`
Config map[string]any `json:"config"`
CreatedAt string `json:"created_at"`
UpdatedAt string `json:"updated_at,omitempty"`
}
// VaultOptions configures vault creation.
type VaultOptions struct {
DID string `json:"did"`
Name string `json:"name"`
Type string `json:"type,omitempty"`
Config map[string]any `json:"config,omitempty"`
}
// VaultExport contains exported vault data.
type VaultExport struct {
Vault *Vault `json:"vault"`
Records []*Record `json:"records"`
Protocols []*Protocol `json:"protocols"`
Metadata map[string]any `json:"metadata"`
}
// client implements the DWN Client interface.
type client struct {
grpcConn *grpc.ClientConn
config *config.NetworkConfig
// Service clients for DWN module
queryClient dwntypes.QueryClient
msgClient dwntypes.MsgClient
txClient tx.ServiceClient
}
// NewClient creates a new DWN module client.
func NewClient(grpcConn *grpc.ClientConn, cfg *config.NetworkConfig) Client {
return &client{
grpcConn: grpcConn,
config: cfg,
queryClient: dwntypes.NewQueryClient(grpcConn),
msgClient: dwntypes.NewMsgClient(grpcConn),
txClient: tx.NewServiceClient(grpcConn),
}
}
// CreateRecord creates a new record in the DWN.
func (c *client) CreateRecord(ctx context.Context, opts *CreateRecordOptions) (*Record, error) {
// TODO: Implement record creation using DWN module
// Should build MsgRecordsWrite with proper descriptor
// Validate record data size and format
// Handle encryption if requested in options
// Submit transaction and return created record with ID
return nil, errors.NewModuleError("dwn", "CreateRecord",
fmt.Errorf("record creation not yet implemented"))
}
// ReadRecord retrieves a record by ID.
func (c *client) ReadRecord(ctx context.Context, recordID string) (*Record, error) {
// TODO: Implement record reading using DWN module query client
// Should query chain state for record by ID
// Check read permissions and UCAN authorization
// Decrypt record data if encrypted
// Return complete record with metadata
return nil, errors.NewModuleError("dwn", "ReadRecord",
fmt.Errorf("record reading not yet implemented"))
}
// UpdateRecord updates an existing record.
func (c *client) UpdateRecord(ctx context.Context, recordID string, opts *UpdateRecordOptions) (*Record, error) {
// TODO: Implement record updates using DWN module
// Should validate record ownership and update permissions
// Build MsgRecordsWrite with updated data
// Preserve original record metadata unless modified
// Handle encryption for updated data
return nil, errors.NewModuleError("dwn", "UpdateRecord",
fmt.Errorf("record updates not yet implemented"))
}
// DeleteRecord deletes a record.
func (c *client) DeleteRecord(ctx context.Context, recordID string) error {
// TODO: Implement record deletion using DWN module
// Should validate record ownership and delete permissions
// Build MsgRecordsDelete and submit to chain
// Handle soft delete vs hard delete based on protocol
// Clean up associated IPFS data if applicable
return errors.NewModuleError("dwn", "DeleteRecord",
fmt.Errorf("record deletion not yet implemented"))
}
// QueryRecords queries records based on specified criteria.
func (c *client) QueryRecords(ctx context.Context, query *RecordQuery) (*RecordQueryResponse, error) {
// TODO: Implement record querying using DWN module
// Should support complex queries with multiple filters
// Filter by DID, schema, protocol, context, parent
// Support date range and tag-based filtering
// Return paginated results with total count
return nil, errors.NewModuleError("dwn", "QueryRecords",
fmt.Errorf("record querying not yet implemented"))
}
// ListRecords lists records with pagination.
func (c *client) ListRecords(ctx context.Context, opts *ListRecordsOptions) (*RecordListResponse, error) {
// TODO: Implement record listing using DWN module
// Should support pagination with limit/offset
// Filter by DID if specified
// Return records with basic metadata
// Handle empty result sets gracefully
return nil, errors.NewModuleError("dwn", "ListRecords",
fmt.Errorf("record listing not yet implemented"))
}
// GrantPermission grants a permission to access records.
func (c *client) GrantPermission(ctx context.Context, opts *GrantPermissionOptions) (*Permission, error) {
// TODO: Implement permission granting using DWN module
// Should build MsgPermissionsGrant with proper conditions
// Validate grantee DID and permission scope
// Set expiration and action restrictions
// Return permission record with unique ID
return nil, errors.NewModuleError("dwn", "GrantPermission",
fmt.Errorf("permission granting not yet implemented"))
}
// RevokePermission revokes a previously granted permission.
func (c *client) RevokePermission(ctx context.Context, permissionID string) error {
// TODO: Implement permission revocation using DWN module
// Should build MsgPermissionsRevoke and submit to chain
// Validate permission ownership before revocation
// Update permission status to revoked
// Notify affected systems of permission changes
return errors.NewModuleError("dwn", "RevokePermission",
fmt.Errorf("permission revocation not yet implemented"))
}
// ListPermissions lists permissions with optional filtering.
func (c *client) ListPermissions(ctx context.Context, opts *ListPermissionsOptions) (*PermissionListResponse, error) {
// TODO: Implement permission listing using DWN module
// Should support filtering by grantee, scope, status
// Include permission expiration and condition info
// Support pagination with limit/offset
// Return permissions with grant metadata
return nil, errors.NewModuleError("dwn", "ListPermissions",
fmt.Errorf("permission listing not yet implemented"))
}
// InstallProtocol installs a new protocol.
func (c *client) InstallProtocol(ctx context.Context, protocol *Protocol) error {
// TODO: Implement protocol installation using DWN module
// Should build MsgProtocolsConfigure and submit to chain
// Validate protocol schema and rules format
// Check protocol URI uniqueness and versioning
// Store protocol definition for record validation
return errors.NewModuleError("dwn", "InstallProtocol",
fmt.Errorf("protocol installation not yet implemented"))
}
// UninstallProtocol uninstalls a protocol.
func (c *client) UninstallProtocol(ctx context.Context, protocolURI string) error {
// TODO: Implement protocol uninstallation using DWN module
// Should check for existing records using this protocol
// Prevent uninstallation if records depend on protocol
// Remove protocol definition from storage
// Handle graceful protocol deprecation
return errors.NewModuleError("dwn", "UninstallProtocol",
fmt.Errorf("protocol uninstallation not yet implemented"))
}
// ListProtocols lists installed protocols.
func (c *client) ListProtocols(ctx context.Context) ([]*Protocol, error) {
// TODO: Implement protocol listing using DWN module
// Should query chain state for installed protocols
// Return protocols with schema, rules, and version info
// Include protocol usage statistics if available
// Handle empty protocol list gracefully
return nil, errors.NewModuleError("dwn", "ListProtocols",
fmt.Errorf("protocol listing not yet implemented"))
}
// EncryptRecord encrypts a record.
func (c *client) EncryptRecord(ctx context.Context, recordID string, opts *EncryptionOptions) error {
// TODO: Implement record encryption using DWN module
// Should validate record ownership and encryption options
// Use AES-GCM with secure key derivation from recipients
// Store encrypted data with authentication tag
// Update record metadata to mark as encrypted
return errors.NewModuleError("dwn", "EncryptRecord",
fmt.Errorf("record encryption not yet implemented"))
}
// DecryptRecord decrypts a record.
func (c *client) DecryptRecord(ctx context.Context, recordID string) (*DecryptedRecord, error) {
// TODO: Implement record decryption using DWN module
// Should validate decryption permissions and key access
// Use stored encryption algorithm and key derivation
// Verify authentication tag before returning data
// Return decrypted record with original format info
return nil, errors.NewModuleError("dwn", "DecryptRecord",
fmt.Errorf("record decryption not yet implemented"))
}
// CreateVault creates a new vault.
func (c *client) CreateVault(ctx context.Context, opts *VaultOptions) (*Vault, error) {
// TODO: Implement vault creation using DWN module and Motor plugin
// Should validate DID ownership and vault configuration
// Use Motor WASM enclave for secure vault initialization
// Generate vault keys using hardware-backed security
// Store vault metadata on chain with IPFS references
return nil, errors.NewModuleError("dwn", "CreateVault",
fmt.Errorf("vault creation not yet implemented"))
}
// ListVaults lists available vaults.
func (c *client) ListVaults(ctx context.Context) ([]*Vault, error) {
// TODO: Implement vault listing using DWN module
// Should query chain state for user vaults
// Return vaults with metadata and configuration
// Include vault status and last update information
// Handle access permissions for vault visibility
return nil, errors.NewModuleError("dwn", "ListVaults",
fmt.Errorf("vault listing not yet implemented"))
}
// ExportVault exports vault data.
func (c *client) ExportVault(ctx context.Context, vaultID string) (*VaultExport, error) {
// TODO: Implement vault export using DWN module and Motor plugin
// Should validate vault ownership and export permissions
// Use Motor plugin to securely export vault contents
// Include all records, protocols, and permissions
// Encrypt export data for secure transfer
return nil, errors.NewModuleError("dwn", "ExportVault",
fmt.Errorf("vault export not yet implemented"))
}
// ImportVault imports vault data.
func (c *client) ImportVault(ctx context.Context, vaultData *VaultExport) (*Vault, error) {
// TODO: Implement vault import using DWN module and Motor plugin
// Should validate import data integrity and format
// Use Motor plugin to securely import vault contents
// Restore records, protocols, and permissions
// Handle conflicts with existing data gracefully
return nil, errors.NewModuleError("dwn", "ImportVault",
fmt.Errorf("vault import not yet implemented"))
}
// Utility functions
// GenerateRecordID generates a unique record ID.
func GenerateRecordID() string {
// TODO: Implement proper record ID generation
return fmt.Sprintf("record_%d", time.Now().UnixNano())
}
// ValidateRecordData validates record data.
func ValidateRecordData(data []byte) error {
if len(data) == 0 {
return fmt.Errorf("record data cannot be empty")
}
// Add size limits and other validation as needed
if len(data) > 10*1024*1024 { // 10MB limit
return fmt.Errorf("record data too large")
}
return nil
}
// CreateDefaultProtocol creates a default protocol configuration.
func CreateDefaultProtocol(name, version string) *Protocol {
return &Protocol{
URI: fmt.Sprintf("https://protocols.sonr.io/%s/%s", name, version),
Name: name,
Version: version,
Description: fmt.Sprintf("Default protocol for %s", name),
Schema: map[string]any{},
Rules: map[string]any{},
}
}
// Message Builders - These create the actual transaction messages
// BuildMsgRecordsWrite builds a MsgRecordsWrite message.
func BuildMsgRecordsWrite(author, target string, opts *CreateRecordOptions) (*dwntypes.MsgRecordsWrite, error) {
if opts == nil {
return nil, fmt.Errorf("options cannot be nil")
}
// Create message descriptor
descriptor := &dwntypes.DWNMessageDescriptor{
InterfaceName: "Records",
Method: "Write",
MessageTimestamp: time.Now().Format(time.RFC3339),
DataFormat: "application/json", // Default format
DataSize: int64(len(opts.Data)),
}
return &dwntypes.MsgRecordsWrite{
Author: author,
Target: target,
Descriptor_: descriptor,
Authorization: "", // Will be set by the transaction builder
Data: opts.Data,
}, nil
}
// BuildMsgRecordsDelete builds a MsgRecordsDelete message.
func BuildMsgRecordsDelete(author, target, recordID string) (*dwntypes.MsgRecordsDelete, error) {
if recordID == "" {
return nil, fmt.Errorf("record ID cannot be empty")
}
// Create message descriptor
descriptor := &dwntypes.DWNMessageDescriptor{
InterfaceName: "Records",
Method: "Delete",
MessageTimestamp: time.Now().Format(time.RFC3339),
}
return &dwntypes.MsgRecordsDelete{
Author: author,
Target: target,
RecordId: recordID,
Descriptor_: descriptor,
Authorization: "", // Will be set by the transaction builder
}, nil
}
// BuildMsgProtocolsConfigure builds a MsgProtocolsConfigure message.
func BuildMsgProtocolsConfigure(author, target string, protocol *Protocol) (*dwntypes.MsgProtocolsConfigure, error) {
if protocol == nil {
return nil, fmt.Errorf("protocol cannot be nil")
}
// Create message descriptor
descriptor := &dwntypes.DWNMessageDescriptor{
InterfaceName: "Protocols",
Method: "Configure",
MessageTimestamp: time.Now().Format(time.RFC3339),
}
// Note: The actual protocol definition would need to be serialized
// This is a placeholder implementation
return &dwntypes.MsgProtocolsConfigure{
Author: author,
Target: target,
Descriptor_: descriptor,
Authorization: "", // Will be set by the transaction builder
// Definition would be set here based on the protocol
}, nil
}
// BuildMsgPermissionsGrant builds a MsgPermissionsGrant message.
func BuildMsgPermissionsGrant(grantor, grantee, target string, grant *GrantPermissionOptions) (*dwntypes.MsgPermissionsGrant, error) {
if grant == nil {
return nil, fmt.Errorf("permission grant cannot be nil")
}
// Create message descriptor
descriptor := &dwntypes.DWNMessageDescriptor{
InterfaceName: "Permissions",
Method: "Grant",
MessageTimestamp: time.Now().Format(time.RFC3339),
}
// Note: The actual permission grant would need to be serialized
// This is a placeholder implementation
return &dwntypes.MsgPermissionsGrant{
Grantor: grantor,
Grantee: grantee,
Target: target,
Descriptor_: descriptor,
Authorization: "", // Will be set by the transaction builder
// PermissionGrant would be set here
}, nil
}
// BuildMsgPermissionsRevoke builds a MsgPermissionsRevoke message.
func BuildMsgPermissionsRevoke(grantor, permissionID string) (*dwntypes.MsgPermissionsRevoke, error) {
if permissionID == "" {
return nil, fmt.Errorf("permission ID cannot be empty")
}
// Create message descriptor
descriptor := &dwntypes.DWNMessageDescriptor{
InterfaceName: "Permissions",
Method: "Revoke",
MessageTimestamp: time.Now().Format(time.RFC3339),
}
return &dwntypes.MsgPermissionsRevoke{
Grantor: grantor,
PermissionId: permissionID,
Descriptor_: descriptor,
Authorization: "", // Will be set by the transaction builder
}, nil
}
// BuildMsgRotateVaultKeys builds a MsgRotateVaultKeys message.
func BuildMsgRotateVaultKeys(authority, vaultID string) *dwntypes.MsgRotateVaultKeys {
return &dwntypes.MsgRotateVaultKeys{
Authority: authority,
VaultId: vaultID,
}
}
client/modules/svc/client.go
+559
View File
@@ -0,0 +1,559 @@
// Package svc provides a client interface for interacting with the Sonr SVC (Service) module.
package svc
import (
"context"
"fmt"
"time"
"google.golang.org/grpc"
"github.com/cosmos/cosmos-sdk/types/tx"
"github.com/sonr-io/sonr/client/config"
"github.com/sonr-io/sonr/client/errors"
svctypes "github.com/sonr-io/sonr/x/svc/types"
)
// Client provides an interface for interacting with the SVC module.
type Client interface {
// Service Operations
RegisterService(ctx context.Context, opts *RegisterServiceOptions) (*Service, error)
UpdateService(ctx context.Context, serviceID string, opts *UpdateServiceOptions) (*Service, error)
DeregisterService(ctx context.Context, serviceID string) error
GetService(ctx context.Context, serviceID string) (*Service, error)
// Service Discovery
DiscoverServices(ctx context.Context, query *ServiceQuery) (*ServiceDiscoveryResponse, error)
ListServices(ctx context.Context, opts *ListServicesOptions) (*ServiceListResponse, error)
SearchServices(ctx context.Context, searchTerm string) (*ServiceSearchResponse, error)
// Domain Operations
RegisterDomain(ctx context.Context, opts *RegisterDomainOptions) (*Domain, error)
VerifyDomain(ctx context.Context, domain string) (*DomainVerification, error)
GetDomain(ctx context.Context, domain string) (*Domain, error)
ListDomains(ctx context.Context, opts *ListDomainsOptions) (*DomainListResponse, error)
// Service Capabilities
AddCapability(ctx context.Context, serviceID string, capability *Capability) error
RemoveCapability(ctx context.Context, serviceID string, capabilityID string) error
ListCapabilities(ctx context.Context, serviceID string) ([]*Capability, error)
// Service Endpoints
AddEndpoint(ctx context.Context, serviceID string, endpoint *Endpoint) error
UpdateEndpoint(ctx context.Context, serviceID string, endpointID string, opts *UpdateEndpointOptions) error
RemoveEndpoint(ctx context.Context, serviceID string, endpointID string) error
// Service Health
CheckServiceHealth(ctx context.Context, serviceID string) (*HealthStatus, error)
UpdateServiceHealth(ctx context.Context, serviceID string, status *HealthStatus) error
}
// Service represents a registered service.
type Service struct {
ID string `json:"id"`
Name string `json:"name"`
Description string `json:"description,omitempty"`
Owner string `json:"owner"`
Domain string `json:"domain,omitempty"`
Version string `json:"version"`
Type string `json:"type"`
Endpoints []*Endpoint `json:"endpoints"`
Capabilities []*Capability `json:"capabilities"`
Metadata map[string]any `json:"metadata,omitempty"`
HealthStatus *HealthStatus `json:"health_status,omitempty"`
CreatedAt string `json:"created_at"`
UpdatedAt string `json:"updated_at,omitempty"`
Tags []string `json:"tags,omitempty"`
}
// RegisterServiceOptions configures service registration.
type RegisterServiceOptions struct {
Name string `json:"name"`
Description string `json:"description,omitempty"`
Domain string `json:"domain,omitempty"`
Version string `json:"version"`
Type string `json:"type"`
Endpoints []*Endpoint `json:"endpoints"`
Capabilities []*Capability `json:"capabilities,omitempty"`
Metadata map[string]any `json:"metadata,omitempty"`
Tags []string `json:"tags,omitempty"`
}
// UpdateServiceOptions configures service updates.
type UpdateServiceOptions struct {
Description string `json:"description,omitempty"`
Version string `json:"version,omitempty"`
Metadata map[string]any `json:"metadata,omitempty"`
Tags []string `json:"tags,omitempty"`
}
// Endpoint represents a service endpoint.
type Endpoint struct {
ID string `json:"id"`
URL string `json:"url"`
Type string `json:"type"` // REST, GraphQL, gRPC, WebSocket, etc.
Method string `json:"method,omitempty"`
Headers map[string]string `json:"headers,omitempty"`
Metadata map[string]any `json:"metadata,omitempty"`
Enabled bool `json:"enabled"`
}
// UpdateEndpointOptions configures endpoint updates.
type UpdateEndpointOptions struct {
URL string `json:"url,omitempty"`
Headers map[string]string `json:"headers,omitempty"`
Metadata map[string]any `json:"metadata,omitempty"`
Enabled *bool `json:"enabled,omitempty"`
}
// Capability represents a service capability.
type Capability struct {
ID string `json:"id"`
Name string `json:"name"`
Description string `json:"description,omitempty"`
Type string `json:"type"`
Schema map[string]any `json:"schema,omitempty"`
Metadata map[string]any `json:"metadata,omitempty"`
Enabled bool `json:"enabled"`
}
// ServiceQuery defines query parameters for service discovery.
type ServiceQuery struct {
Type string `json:"type,omitempty"`
Domain string `json:"domain,omitempty"`
Tags []string `json:"tags,omitempty"`
Capabilities []string `json:"capabilities,omitempty"`
Metadata map[string]string `json:"metadata,omitempty"`
HealthStatus string `json:"health_status,omitempty"`
}
// ServiceDiscoveryResponse contains service discovery results.
type ServiceDiscoveryResponse struct {
Services []*Service `json:"services"`
TotalCount uint64 `json:"total_count"`
Query *ServiceQuery `json:"query"`
}
// ListServicesOptions configures service listing.
type ListServicesOptions struct {
Owner string `json:"owner,omitempty"`
Type string `json:"type,omitempty"`
Limit uint64 `json:"limit,omitempty"`
Offset uint64 `json:"offset,omitempty"`
}
// ServiceListResponse contains a list of services.
type ServiceListResponse struct {
Services []*Service `json:"services"`
TotalCount uint64 `json:"total_count"`
Limit uint64 `json:"limit"`
Offset uint64 `json:"offset"`
}
// ServiceSearchResponse contains service search results.
type ServiceSearchResponse struct {
Services []*Service `json:"services"`
TotalCount uint64 `json:"total_count"`
SearchTerm string `json:"search_term"`
}
// Domain represents a registered domain.
type Domain struct {
Name string `json:"name"`
Owner string `json:"owner"`
Verified bool `json:"verified"`
Verification *DomainVerification `json:"verification,omitempty"`
Metadata map[string]any `json:"metadata,omitempty"`
RegisteredAt string `json:"registered_at"`
ExpiresAt string `json:"expires_at,omitempty"`
}
// RegisterDomainOptions configures domain registration.
type RegisterDomainOptions struct {
Name string `json:"name"`
Metadata map[string]any `json:"metadata,omitempty"`
ExpiresAt string `json:"expires_at,omitempty"`
}
// DomainVerification contains domain verification information.
type DomainVerification struct {
Method string `json:"method"` // DNS, HTTP, File
Token string `json:"token"` // Verification token
Challenge string `json:"challenge"` // Challenge string
Verified bool `json:"verified"`
VerifiedAt string `json:"verified_at,omitempty"`
ExpiresAt string `json:"expires_at,omitempty"`
}
// ListDomainsOptions configures domain listing.
type ListDomainsOptions struct {
Owner string `json:"owner,omitempty"`
Verified *bool `json:"verified,omitempty"`
Limit uint64 `json:"limit,omitempty"`
Offset uint64 `json:"offset,omitempty"`
}
// DomainListResponse contains a list of domains.
type DomainListResponse struct {
Domains []*Domain `json:"domains"`
TotalCount uint64 `json:"total_count"`
Limit uint64 `json:"limit"`
Offset uint64 `json:"offset"`
}
// HealthStatus represents service health status.
type HealthStatus struct {
Status string `json:"status"` // healthy, unhealthy, degraded, unknown
LastChecked string `json:"last_checked"`
Message string `json:"message,omitempty"`
Metrics map[string]any `json:"metrics,omitempty"`
Uptime string `json:"uptime,omitempty"`
}
// client implements the SVC Client interface.
type client struct {
grpcConn *grpc.ClientConn
config *config.NetworkConfig
// Service clients for SVC module
queryClient svctypes.QueryClient
msgClient svctypes.MsgClient
txClient tx.ServiceClient
}
// NewClient creates a new SVC module client.
func NewClient(grpcConn *grpc.ClientConn, cfg *config.NetworkConfig) Client {
return &client{
grpcConn: grpcConn,
config: cfg,
queryClient: svctypes.NewQueryClient(grpcConn),
msgClient: svctypes.NewMsgClient(grpcConn),
txClient: tx.NewServiceClient(grpcConn),
}
}
// RegisterService registers a new service.
func (c *client) RegisterService(ctx context.Context, opts *RegisterServiceOptions) (*Service, error) {
// TODO: Implement service registration using SVC module
// Should build MsgRegisterService with proper validation
// Submit transaction to chain and wait for confirmation
// Handle domain verification if domain is provided
// Return complete service record with generated ID
return nil, errors.NewModuleError("svc", "RegisterService",
fmt.Errorf("service registration not yet implemented"))
}
// UpdateService updates an existing service.
func (c *client) UpdateService(ctx context.Context, serviceID string, opts *UpdateServiceOptions) (*Service, error) {
// TODO: Implement service updates using SVC module
// Should validate service ownership and permissions
// Build MsgUpdateService with selective field updates
// Preserve existing endpoints and capabilities unless modified
// Return updated service record
return nil, errors.NewModuleError("svc", "UpdateService",
fmt.Errorf("service updates not yet implemented"))
}
// DeregisterService deregisters a service.
func (c *client) DeregisterService(ctx context.Context, serviceID string) error {
// TODO: Implement service deregistration using SVC module
// Should validate service ownership before deregistration
// Build MsgDeregisterService and submit to chain
// Clean up associated domain registrations and capabilities
// Handle graceful shutdown of service endpoints
return errors.NewModuleError("svc", "DeregisterService",
fmt.Errorf("service deregistration not yet implemented"))
}
// GetService retrieves a service by ID.
func (c *client) GetService(ctx context.Context, serviceID string) (*Service, error) {
// TODO: Implement service retrieval using SVC query client
// Should query chain state for service record
// Convert protobuf service to client Service type
// Include current health status and endpoint information
// Handle service not found errors gracefully
return nil, errors.NewModuleError("svc", "GetService",
fmt.Errorf("service retrieval not yet implemented"))
}
// DiscoverServices discovers services based on query criteria.
func (c *client) DiscoverServices(ctx context.Context, query *ServiceQuery) (*ServiceDiscoveryResponse, error) {
// TODO: Implement service discovery using SVC module
// Should support filtering by type, domain, tags, capabilities
// Query chain state with proper pagination
// Filter results by health status if specified
// Return ranked results based on relevance
return nil, errors.NewModuleError("svc", "DiscoverServices",
fmt.Errorf("service discovery not yet implemented"))
}
// ListServices lists services with pagination.
func (c *client) ListServices(ctx context.Context, opts *ListServicesOptions) (*ServiceListResponse, error) {
// TODO: Implement service listing using SVC module
// Should support pagination with limit/offset
// Filter by owner and service type if specified
// Return services with basic metadata and status
// Handle empty result sets gracefully
return nil, errors.NewModuleError("svc", "ListServices",
fmt.Errorf("service listing not yet implemented"))
}
// SearchServices searches for services by term.
func (c *client) SearchServices(ctx context.Context, searchTerm string) (*ServiceSearchResponse, error) {
// TODO: Implement service search using SVC module
// Should search service names, descriptions, and tags
// Support fuzzy matching and relevance scoring
// Query multiple fields with OR logic
// Return results ranked by relevance
return nil, errors.NewModuleError("svc", "SearchServices",
fmt.Errorf("service search not yet implemented"))
}
// RegisterDomain registers a new domain.
func (c *client) RegisterDomain(ctx context.Context, opts *RegisterDomainOptions) (*Domain, error) {
// TODO: Implement domain registration using SVC module
// Should validate domain name format and availability
// Build MsgInitiateDomainVerification and submit to chain
// Generate verification challenge tokens
// Return domain record with verification instructions
return nil, errors.NewModuleError("svc", "RegisterDomain",
fmt.Errorf("domain registration not yet implemented"))
}
// VerifyDomain verifies domain ownership.
func (c *client) VerifyDomain(ctx context.Context, domain string) (*DomainVerification, error) {
// TODO: Implement domain verification using SVC module
// Should check DNS records, HTTP endpoints, or file verification
// Build MsgVerifyDomain and submit proof to chain
// Update domain status to verified upon success
// Handle verification failures with clear error messages
return nil, errors.NewModuleError("svc", "VerifyDomain",
fmt.Errorf("domain verification not yet implemented"))
}
// GetDomain retrieves domain information.
func (c *client) GetDomain(ctx context.Context, domain string) (*Domain, error) {
// TODO: Implement domain retrieval using SVC query client
// Should query chain state for domain registration
// Include verification status and expiration information
// Convert protobuf domain to client Domain type
// Handle domain not found cases
return nil, errors.NewModuleError("svc", "GetDomain",
fmt.Errorf("domain retrieval not yet implemented"))
}
// ListDomains lists domains with pagination.
func (c *client) ListDomains(ctx context.Context, opts *ListDomainsOptions) (*DomainListResponse, error) {
// TODO: Implement domain listing using SVC module
// Should support pagination and filtering by owner
// Filter by verification status if specified
// Return domains with metadata and expiration info
// Handle empty result sets
return nil, errors.NewModuleError("svc", "ListDomains",
fmt.Errorf("domain listing not yet implemented"))
}
// AddCapability adds a capability to a service.
func (c *client) AddCapability(ctx context.Context, serviceID string, capability *Capability) error {
// TODO: Implement capability addition using SVC module
// Should validate service ownership and capability schema
// Build MsgAddCapability and submit to chain
// Update service record with new capability
// Validate capability name uniqueness within service
return errors.NewModuleError("svc", "AddCapability",
fmt.Errorf("capability addition not yet implemented"))
}
// RemoveCapability removes a capability from a service.
func (c *client) RemoveCapability(ctx context.Context, serviceID string, capabilityID string) error {
// TODO: Implement capability removal using SVC module
// Should validate service ownership and capability existence
// Build MsgRemoveCapability and submit to chain
// Check for dependent services using this capability
// Handle cascading capability removal safely
return errors.NewModuleError("svc", "RemoveCapability",
fmt.Errorf("capability removal not yet implemented"))
}
// ListCapabilities lists service capabilities.
func (c *client) ListCapabilities(ctx context.Context, serviceID string) ([]*Capability, error) {
// TODO: Implement capability listing using SVC module
// Should query service record for capabilities
// Return capabilities with schemas and metadata
// Include capability status (enabled/disabled)
// Handle service not found errors
return nil, errors.NewModuleError("svc", "ListCapabilities",
fmt.Errorf("capability listing not yet implemented"))
}
// AddEndpoint adds an endpoint to a service.
func (c *client) AddEndpoint(ctx context.Context, serviceID string, endpoint *Endpoint) error {
// TODO: Implement endpoint addition using SVC module
// Should validate service ownership and endpoint URL format
// Build MsgAddEndpoint and submit to chain
// Validate endpoint accessibility if enabled
// Update service record with new endpoint
return errors.NewModuleError("svc", "AddEndpoint",
fmt.Errorf("endpoint addition not yet implemented"))
}
// UpdateEndpoint updates a service endpoint.
func (c *client) UpdateEndpoint(ctx context.Context, serviceID string, endpointID string, opts *UpdateEndpointOptions) error {
// TODO: Implement endpoint updates using SVC module
// Should validate service ownership and endpoint existence
// Build MsgUpdateEndpoint with selective field updates
// Validate new URL format and accessibility
// Preserve existing headers and metadata unless modified
return errors.NewModuleError("svc", "UpdateEndpoint",
fmt.Errorf("endpoint updates not yet implemented"))
}
// RemoveEndpoint removes an endpoint from a service.
func (c *client) RemoveEndpoint(ctx context.Context, serviceID string, endpointID string) error {
// TODO: Implement endpoint removal using SVC module
// Should validate service ownership and endpoint existence
// Build MsgRemoveEndpoint and submit to chain
// Check if endpoint is primary before removal
// Handle graceful endpoint shutdown
return errors.NewModuleError("svc", "RemoveEndpoint",
fmt.Errorf("endpoint removal not yet implemented"))
}
// CheckServiceHealth checks the health status of a service.
func (c *client) CheckServiceHealth(ctx context.Context, serviceID string) (*HealthStatus, error) {
// TODO: Implement health checking using SVC module
// Should query service endpoints for health status
// Aggregate health across multiple endpoints
// Check endpoint response times and error rates
// Return comprehensive health report with metrics
return nil, errors.NewModuleError("svc", "CheckServiceHealth",
fmt.Errorf("health checking not yet implemented"))
}
// UpdateServiceHealth updates the health status of a service.
func (c *client) UpdateServiceHealth(ctx context.Context, serviceID string, status *HealthStatus) error {
// TODO: Implement health status updates using SVC module
// Should validate service ownership and status format
// Build MsgUpdateServiceHealth and submit to chain
// Update service discovery with new health status
// Store health metrics and historical data
return errors.NewModuleError("svc", "UpdateServiceHealth",
fmt.Errorf("health status updates not yet implemented"))
}
// Utility functions
// GenerateServiceID generates a unique service ID.
func GenerateServiceID(name string) string {
// TODO: Implement proper service ID generation
return fmt.Sprintf("svc_%s_%d", name, time.Now().UnixNano())
}
// ValidateServiceName validates a service name.
func ValidateServiceName(name string) error {
if len(name) == 0 {
return fmt.Errorf("service name cannot be empty")
}
if len(name) > 100 {
return fmt.Errorf("service name too long")
}
return nil
}
// CreateDefaultEndpoint creates a default HTTP endpoint.
func CreateDefaultEndpoint(url string) *Endpoint {
return &Endpoint{
ID: fmt.Sprintf("endpoint_%d", time.Now().UnixNano()),
URL: url,
Type: "REST",
Method: "GET",
Enabled: true,
}
}
// CreateHealthyStatus creates a healthy status.
func CreateHealthyStatus() *HealthStatus {
return &HealthStatus{
Status: "healthy",
LastChecked: time.Now().UTC().Format(time.RFC3339),
Message: "Service is operating normally",
}
}
// Message Builders - These create the actual transaction messages
// BuildMsgRegisterService builds a MsgRegisterService message.
func BuildMsgRegisterService(creator string, opts *RegisterServiceOptions) (*svctypes.MsgRegisterService, error) {
if opts == nil {
return nil, fmt.Errorf("options cannot be nil")
}
if err := ValidateServiceName(opts.Name); err != nil {
return nil, fmt.Errorf("invalid service name: %w", err)
}
// Generate service ID if not provided
serviceID := GenerateServiceID(opts.Name)
// Extract requested permissions from capabilities
var requestedPermissions []string
for _, cap := range opts.Capabilities {
if cap != nil {
requestedPermissions = append(requestedPermissions, cap.Name)
}
}
return &svctypes.MsgRegisterService{
Creator: creator,
ServiceId: serviceID,
Domain: opts.Domain,
RequestedPermissions: requestedPermissions,
UcanDelegationChain: "", // Will be set if UCAN is used
}, nil
}
// BuildMsgInitiateDomainVerification builds a MsgInitiateDomainVerification message.
func BuildMsgInitiateDomainVerification(creator, domain string) (*svctypes.MsgInitiateDomainVerification, error) {
if domain == "" {
return nil, fmt.Errorf("domain cannot be empty")
}
return &svctypes.MsgInitiateDomainVerification{
Creator: creator,
Domain: domain,
}, nil
}
// BuildMsgVerifyDomain builds a MsgVerifyDomain message.
func BuildMsgVerifyDomain(creator, domain string) (*svctypes.MsgVerifyDomain, error) {
if domain == "" {
return nil, fmt.Errorf("domain cannot be empty")
}
return &svctypes.MsgVerifyDomain{
Creator: creator,
Domain: domain,
}, nil
}
client/modules/ucan/client.go
+532
View File
@@ -0,0 +1,532 @@
// Package ucan provides a client interface for interacting with UCAN (User-Controlled Authorization Networks) functionality.
package ucan
import (
"context"
"fmt"
"time"
"google.golang.org/grpc"
"github.com/sonr-io/sonr/client/config"
"github.com/sonr-io/sonr/client/errors"
"github.com/sonr-io/sonr/client/keys"
)
// Client provides an interface for UCAN operations.
type Client interface {
// UCAN Token Operations
CreateToken(ctx context.Context, req *CreateTokenRequest) (*UCANToken, error)
AttenuateToken(ctx context.Context, req *AttenuateTokenRequest) (*UCANToken, error)
ValidateToken(ctx context.Context, token string) (*TokenValidation, error)
RevokeToken(ctx context.Context, tokenID string) error
// Capability Operations
CreateCapability(ctx context.Context, req *CreateCapabilityRequest) (*Capability, error)
ListCapabilities(ctx context.Context, opts *ListCapabilitiesOptions) (*CapabilityListResponse, error)
RevokeCapability(ctx context.Context, capabilityID string) error
// Delegation Operations
CreateDelegation(ctx context.Context, req *CreateDelegationRequest) (*Delegation, error)
ListDelegations(ctx context.Context, opts *ListDelegationsOptions) (*DelegationListResponse, error)
RevokeDelegation(ctx context.Context, delegationID string) error
// Verification Operations
VerifyToken(ctx context.Context, token string) (*VerificationResult, error)
VerifyCapability(ctx context.Context, token string, resource string, action string) (*CapabilityVerification, error)
// Chain Operations
ValidateTokenChain(ctx context.Context, tokenChain []string) (*ChainValidation, error)
ResolveTokenChain(ctx context.Context, token string) (*TokenChain, error)
}
// UCANToken represents a UCAN JWT token.
type UCANToken struct {
Token string `json:"token"` // JWT string
ID string `json:"id"` // Token ID
Issuer string `json:"issuer"` // Issuer DID
Audience string `json:"audience"` // Audience DID
Subject string `json:"subject,omitempty"` // Subject DID
IssuedAt time.Time `json:"issued_at"`
ExpiresAt time.Time `json:"expires_at"`
NotBefore time.Time `json:"not_before,omitempty"`
Facts []string `json:"facts,omitempty"`
Capabilities []*Capability `json:"capabilities"`
Proof *Proof `json:"proof"`
Metadata map[string]any `json:"metadata,omitempty"`
}
// CreateTokenRequest configures UCAN token creation.
type CreateTokenRequest struct {
Audience string `json:"audience"` // Target audience DID
Subject string `json:"subject,omitempty"` // Subject DID (if different from issuer)
Capabilities []*Capability `json:"capabilities"` // Granted capabilities
Facts []string `json:"facts,omitempty"` // Additional facts
ExpiresAt *time.Time `json:"expires_at,omitempty"` // Expiration time
NotBefore *time.Time `json:"not_before,omitempty"` // Validity start time
Metadata map[string]any `json:"metadata,omitempty"` // Additional metadata
}
// AttenuateTokenRequest configures token attenuation.
type AttenuateTokenRequest struct {
ParentToken string `json:"parent_token"` // Parent token to attenuate
Audience string `json:"audience"` // New audience DID
Capabilities []*Capability `json:"capabilities"` // Attenuated capabilities
Facts []string `json:"facts,omitempty"` // Additional facts
ExpiresAt *time.Time `json:"expires_at,omitempty"` // New expiration (must be earlier)
Metadata map[string]any `json:"metadata,omitempty"` // Additional metadata
}
// Capability represents a UCAN capability.
type Capability struct {
Resource string `json:"resource"` // Resource URI
Actions []string `json:"actions"` // Allowed actions
Conditions map[string]any `json:"conditions,omitempty"` // Capability conditions
Caveats []*Caveat `json:"caveats,omitempty"` // Additional restrictions
}
// Caveat represents a capability caveat (restriction).
type Caveat struct {
Type string `json:"type"` // Caveat type
Condition map[string]any `json:"condition"` // Caveat condition
}
// Proof represents cryptographic proof of authority.
type Proof struct {
Type string `json:"type"` // Proof type (e.g., "Ed25519", "ECDSA")
Created string `json:"created"` // Proof creation time
Signature string `json:"signature"` // Cryptographic signature
Challenge string `json:"challenge,omitempty"` // Challenge if required
}
// TokenValidation contains token validation results.
type TokenValidation struct {
Valid bool `json:"valid"`
Token *UCANToken `json:"token,omitempty"`
Errors []string `json:"errors,omitempty"`
Warnings []string `json:"warnings,omitempty"`
ExpiresAt time.Time `json:"expires_at"`
Chain []*UCANToken `json:"chain,omitempty"`
}
// CreateCapabilityRequest configures capability creation.
type CreateCapabilityRequest struct {
Resource string `json:"resource"`
Actions []string `json:"actions"`
Conditions map[string]any `json:"conditions,omitempty"`
Caveats []*Caveat `json:"caveats,omitempty"`
ExpiresAt *time.Time `json:"expires_at,omitempty"`
}
// ListCapabilitiesOptions configures capability listing.
type ListCapabilitiesOptions struct {
Resource string `json:"resource,omitempty"`
Action string `json:"action,omitempty"`
Owner string `json:"owner,omitempty"`
Limit uint64 `json:"limit,omitempty"`
Offset uint64 `json:"offset,omitempty"`
}
// CapabilityListResponse contains a list of capabilities.
type CapabilityListResponse struct {
Capabilities []*Capability `json:"capabilities"`
TotalCount uint64 `json:"total_count"`
Limit uint64 `json:"limit"`
Offset uint64 `json:"offset"`
}
// Delegation represents a UCAN delegation.
type Delegation struct {
ID string `json:"id"`
From string `json:"from"` // Delegator DID
To string `json:"to"` // Delegatee DID
Token *UCANToken `json:"token"` // Delegation token
CreatedAt time.Time `json:"created_at"`
ExpiresAt time.Time `json:"expires_at"`
Revoked bool `json:"revoked"`
RevokedAt *time.Time `json:"revoked_at,omitempty"`
}
// CreateDelegationRequest configures delegation creation.
type CreateDelegationRequest struct {
To string `json:"to"` // Delegatee DID
Capabilities []*Capability `json:"capabilities"` // Delegated capabilities
ExpiresAt *time.Time `json:"expires_at,omitempty"` // Delegation expiration
Facts []string `json:"facts,omitempty"` // Additional facts
Metadata map[string]any `json:"metadata,omitempty"` // Additional metadata
}
// ListDelegationsOptions configures delegation listing.
type ListDelegationsOptions struct {
From string `json:"from,omitempty"`
To string `json:"to,omitempty"`
Active *bool `json:"active,omitempty"` // Filter by active status
Limit uint64 `json:"limit,omitempty"`
Offset uint64 `json:"offset,omitempty"`
}
// DelegationListResponse contains a list of delegations.
type DelegationListResponse struct {
Delegations []*Delegation `json:"delegations"`
TotalCount uint64 `json:"total_count"`
Limit uint64 `json:"limit"`
Offset uint64 `json:"offset"`
}
// VerificationResult contains token verification results.
type VerificationResult struct {
Valid bool `json:"valid"`
Token *UCANToken `json:"token,omitempty"`
Chain []*UCANToken `json:"chain,omitempty"`
Errors []string `json:"errors,omitempty"`
Capabilities []*Capability `json:"capabilities,omitempty"`
}
// CapabilityVerification contains capability verification results.
type CapabilityVerification struct {
Authorized bool `json:"authorized"`
Capability *Capability `json:"capability,omitempty"`
Token *UCANToken `json:"token,omitempty"`
Reason string `json:"reason,omitempty"`
Conditions []string `json:"conditions,omitempty"`
}
// ChainValidation contains token chain validation results.
type ChainValidation struct {
Valid bool `json:"valid"`
Chain []*UCANToken `json:"chain"`
Errors []string `json:"errors,omitempty"`
Root *UCANToken `json:"root,omitempty"`
}
// TokenChain represents a resolved token chain.
type TokenChain struct {
Token *UCANToken `json:"token"`
Parents []*UCANToken `json:"parents"`
Root *UCANToken `json:"root"`
Depth int `json:"depth"`
Valid bool `json:"valid"`
Errors []string `json:"errors,omitempty"`
}
// client implements the UCAN Client interface.
type client struct {
grpcConn *grpc.ClientConn
config *config.NetworkConfig
keyring keys.KeyringManager
// UCAN operations are primarily handled through the DWN plugin
// and don't require separate gRPC clients
}
// NewClient creates a new UCAN client.
func NewClient(grpcConn *grpc.ClientConn, cfg *config.NetworkConfig) Client {
return &client{
grpcConn: grpcConn,
config: cfg,
// keyring will be injected when needed
}
}
// WithKeyring sets the keyring for UCAN operations.
func (c *client) WithKeyring(keyring keys.KeyringManager) Client {
c.keyring = keyring
return c
}
// CreateToken creates a new UCAN token.
func (c *client) CreateToken(ctx context.Context, req *CreateTokenRequest) (*UCANToken, error) {
if c.keyring == nil {
return nil, fmt.Errorf("keyring required for token creation")
}
// Convert request to keyring format
ucanReq := &keys.UCANRequest{
AudienceDID: req.Audience,
Capabilities: capabilitiesToMap(req.Capabilities),
Facts: req.Facts,
NotBefore: req.NotBefore,
ExpiresAt: req.ExpiresAt,
}
// Create token using keyring (DWN plugin)
token, err := c.keyring.CreateOriginToken(ctx, ucanReq)
if err != nil {
return nil, errors.NewModuleError("ucan", "CreateToken", err)
}
// Convert to our format
return convertToUCANToken(token, req), nil
}
// AttenuateToken creates an attenuated UCAN token.
func (c *client) AttenuateToken(ctx context.Context, req *AttenuateTokenRequest) (*UCANToken, error) {
if c.keyring == nil {
return nil, fmt.Errorf("keyring required for token attenuation")
}
// Convert request to keyring format
attenuateReq := &keys.AttenuatedUCANRequest{
ParentToken: req.ParentToken,
AudienceDID: req.Audience,
Capabilities: capabilitiesToMap(req.Capabilities),
Facts: req.Facts,
ExpiresAt: req.ExpiresAt,
}
// Create attenuated token using keyring
token, err := c.keyring.CreateAttenuatedToken(ctx, attenuateReq)
if err != nil {
return nil, errors.NewModuleError("ucan", "AttenuateToken", err)
}
// Convert to our format
return convertToUCANToken(token, nil), nil
}
// ValidateToken validates a UCAN token.
func (c *client) ValidateToken(ctx context.Context, token string) (*TokenValidation, error) {
// TODO: Implement UCAN token validation using internal/ucan package
// Should parse JWT, validate signature, check expiration, verify capability chain
// Use ucan.ValidateToken() to perform cryptographic verification
// Return structured validation results with errors and warnings
return nil, errors.NewModuleError("ucan", "ValidateToken",
fmt.Errorf("token validation not yet implemented"))
}
// RevokeToken revokes a UCAN token.
func (c *client) RevokeToken(ctx context.Context, tokenID string) error {
// TODO: Implement UCAN token revocation mechanism
// Should add token to on-chain revocation list or registry
// Integrate with DWN module to store revocation records
// Notify dependent systems of token revocation
return errors.NewModuleError("ucan", "RevokeToken",
fmt.Errorf("token revocation not yet implemented"))
}
// CreateCapability creates a new capability.
func (c *client) CreateCapability(ctx context.Context, req *CreateCapabilityRequest) (*Capability, error) {
// TODO: Implement capability creation with proper validation
// Should validate resource URIs and action permissions
// Create capability following UCAN spec format
// Store capability in persistent storage for later use
return nil, errors.NewModuleError("ucan", "CreateCapability",
fmt.Errorf("capability creation not yet implemented"))
}
// ListCapabilities lists capabilities with filtering.
func (c *client) ListCapabilities(ctx context.Context, opts *ListCapabilitiesOptions) (*CapabilityListResponse, error) {
// TODO: Implement capability listing with filtering and pagination
// Should query stored capabilities by resource, action, owner
// Support pagination with limit/offset
// Return capabilities with metadata and expiration info
return nil, errors.NewModuleError("ucan", "ListCapabilities",
fmt.Errorf("capability listing not yet implemented"))
}
// RevokeCapability revokes a capability.
func (c *client) RevokeCapability(ctx context.Context, capabilityID string) error {
// TODO: Implement capability revocation mechanism
// Should invalidate capability and update revocation registry
// Cascade revocation to dependent capabilities
// Notify systems using the revoked capability
return errors.NewModuleError("ucan", "RevokeCapability",
fmt.Errorf("capability revocation not yet implemented"))
}
// CreateDelegation creates a new delegation.
func (c *client) CreateDelegation(ctx context.Context, req *CreateDelegationRequest) (*Delegation, error) {
// Delegation is essentially creating an attenuated token for someone else
attenuateReq := &AttenuateTokenRequest{
Audience: req.To,
Capabilities: req.Capabilities,
Facts: req.Facts,
ExpiresAt: req.ExpiresAt,
}
token, err := c.AttenuateToken(ctx, attenuateReq)
if err != nil {
return nil, errors.NewModuleError("ucan", "CreateDelegation", err)
}
// Convert to delegation format
delegation := &Delegation{
ID: fmt.Sprintf("delegation_%d", time.Now().UnixNano()),
From: token.Issuer,
To: req.To,
Token: token,
CreatedAt: token.IssuedAt,
ExpiresAt: token.ExpiresAt,
Revoked: false,
}
return delegation, nil
}
// ListDelegations lists delegations with filtering.
func (c *client) ListDelegations(ctx context.Context, opts *ListDelegationsOptions) (*DelegationListResponse, error) {
// TODO: Implement delegation listing with filtering
// Should query delegations by grantor, grantee, active status
// Support pagination and date range filtering
// Include delegation status and expiration information
return nil, errors.NewModuleError("ucan", "ListDelegations",
fmt.Errorf("delegation listing not yet implemented"))
}
// RevokeDelegation revokes a delegation.
func (c *client) RevokeDelegation(ctx context.Context, delegationID string) error {
// TODO: Implement delegation revocation mechanism
// Should revoke underlying UCAN token for delegation
// Update delegation status in storage
// Notify grantee of delegation revocation
return errors.NewModuleError("ucan", "RevokeDelegation",
fmt.Errorf("delegation revocation not yet implemented"))
}
// VerifyToken verifies a UCAN token and its chain.
func (c *client) VerifyToken(ctx context.Context, token string) (*VerificationResult, error) {
// TODO: Implement comprehensive UCAN token verification
// Should verify entire delegation chain from root to current token
// Check cryptographic signatures and capability bounds
// Validate against revocation lists and expiration times
// Use internal/ucan verification functions
return nil, errors.NewModuleError("ucan", "VerifyToken",
fmt.Errorf("token verification not yet implemented"))
}
// VerifyCapability verifies if a token grants access to a specific resource/action.
func (c *client) VerifyCapability(ctx context.Context, token string, resource string, action string) (*CapabilityVerification, error) {
// TODO: Implement capability-specific verification
// Should check if token contains capability for resource and action
// Verify capability conditions and caveats are satisfied
// Check resource URI patterns and action permissions
// Return detailed authorization result with reasoning
return nil, errors.NewModuleError("ucan", "VerifyCapability",
fmt.Errorf("capability verification not yet implemented"))
}
// ValidateTokenChain validates a chain of UCAN tokens.
func (c *client) ValidateTokenChain(ctx context.Context, tokenChain []string) (*ChainValidation, error) {
// TODO: Implement UCAN delegation chain validation
// Should verify each token in chain is properly attenuated
// Check parent-child relationships and capability inheritance
// Validate chronological order and expiration bounds
// Ensure no capability escalation in delegation chain
return nil, errors.NewModuleError("ucan", "ValidateTokenChain",
fmt.Errorf("token chain validation not yet implemented"))
}
// ResolveTokenChain resolves the full chain for a token.
func (c *client) ResolveTokenChain(ctx context.Context, token string) (*TokenChain, error) {
// TODO: Implement UCAN delegation chain resolution
// Should trace token back to root authority
// Build complete chain with parent tokens and proofs
// Resolve delegator DIDs and verify signatures
// Return structured chain with validation status
return nil, errors.NewModuleError("ucan", "ResolveTokenChain",
fmt.Errorf("token chain resolution not yet implemented"))
}
// Utility functions
// capabilitiesToMap converts capabilities to map format for keyring.
func capabilitiesToMap(capabilities []*Capability) []map[string]any {
var result []map[string]any
for _, cap := range capabilities {
capMap := map[string]any{
"can": cap.Actions,
"with": cap.Resource,
}
if len(cap.Conditions) > 0 {
capMap["conditions"] = cap.Conditions
}
if len(cap.Caveats) > 0 {
capMap["caveats"] = cap.Caveats
}
result = append(result, capMap)
}
return result
}
// convertToUCANToken converts keyring token to UCAN token format.
func convertToUCANToken(token *keys.UCANToken, req *CreateTokenRequest) *UCANToken {
ucanToken := &UCANToken{
Token: token.Token,
ID: fmt.Sprintf("ucan_%d", time.Now().UnixNano()),
Issuer: token.Issuer,
IssuedAt: time.Now(),
}
if req != nil {
ucanToken.Audience = req.Audience
ucanToken.Subject = req.Subject
ucanToken.Facts = req.Facts
ucanToken.Capabilities = req.Capabilities
ucanToken.Metadata = req.Metadata
if req.ExpiresAt != nil {
ucanToken.ExpiresAt = *req.ExpiresAt
} else {
ucanToken.ExpiresAt = time.Now().Add(time.Hour) // Default 1 hour
}
if req.NotBefore != nil {
ucanToken.NotBefore = *req.NotBefore
}
}
return ucanToken
}
// CreateDefaultCapability creates a basic capability.
func CreateDefaultCapability(resource string, actions []string) *Capability {
return &Capability{
Resource: resource,
Actions: actions,
}
}
// CreateVaultCapability creates a capability for vault operations.
func CreateVaultCapability(vaultID string) *Capability {
return &Capability{
Resource: fmt.Sprintf("vault://%s", vaultID),
Actions: []string{"read", "write", "sign", "export"},
}
}
// CreateServiceCapability creates a capability for service operations.
func CreateServiceCapability(serviceID string, actions []string) *Capability {
return &Capability{
Resource: fmt.Sprintf("service://%s", serviceID),
Actions: actions,
}
}
// ValidateCapability validates a capability structure.
func ValidateCapability(cap *Capability) error {
if cap.Resource == "" {
return fmt.Errorf("capability resource cannot be empty")
}
if len(cap.Actions) == 0 {
return fmt.Errorf("capability must have at least one action")
}
return nil
}