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@sphereon/wellknown-dids-client

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Well-known DID client allows to create and verify DID Domain configuration resources

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"use strict"; var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } return new (P || (P = Promise))(function (resolve, reject) { function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } step((generator = generator.apply(thisArg, _arguments || [])).next()); }); }; Object.defineProperty(exports, "__esModule", { value: true }); exports.WellKnownDidVerifier = void 0; const ssi_types_1 = require("@sphereon/ssi-types"); const constants_1 = require("../constants"); const types_1 = require("../types"); const utils_1 = require("../utils"); class WellKnownDidVerifier { /** Verifier constructor */ constructor(config) { this.config = config; } /** * Verifies the domain linkage from a DID document. * * @param args The arguments for verifying domain linkage. * @return {IDomainLinkageValidation}, The validation result. */ verifyDomainLinkage(args) { var _a; return __awaiter(this, void 0, void 0, function* () { if (!args.verifySignatureCallback && (!this.config || !((_a = this.config) === null || _a === void 0 ? void 0 : _a.verifySignatureCallback))) { return Promise.reject(Error(constants_1.WDCErrors.MUST_SUPPLY_VERIFY_SIGNATURE_CALLBACK)); } // DID document should have a service property if (!args.didDocument.service) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_SERVICE_NOT_PRESENT }); // Service property should contain 'LinkedDomains' types const linkedDomainsEndpointDescriptors = args.didDocument.service.filter((service) => service.type = types_1.ServiceTypesEnum.LINKED_DOMAINS); if (linkedDomainsEndpointDescriptors.length === 0) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_SERVICE_NOT_CONTAIN_ANY_SERVICE_WITH_TYPE + `${types_1.ServiceTypesEnum.LINKED_DOMAINS}` }); const descriptorValidations = linkedDomainsEndpointDescriptors.map((descriptor) => { if (descriptor.id.startsWith('#')) { descriptor.id = `${args.didDocument.id}${descriptor.id}`; } return this.verifyEndpointDescriptor({ descriptor, verifySignatureCallback: args.verifySignatureCallback, onlyVerifyServiceDid: args.onlyVerifyServiceDid }); }); return yield Promise.allSettled(descriptorValidations) .then((results) => { return { status: results.find((result) => result.status === types_1.PromiseStatusEnum.REJECTED || result.value.status === types_1.ValidationStatusEnum.INVALID) ? types_1.ValidationStatusEnum.INVALID : types_1.ValidationStatusEnum.VALID, endpointDescriptors: results.map((result) => result.status === types_1.PromiseStatusEnum.FULFILLED ? result.value : result.reason) }; }); }); } /** * Verifies the endpoint descriptor. * * @param args The arguments to verify the descriptor. * @return {IDescriptorValidation}, The validation result. */ verifyEndpointDescriptor(args) { var _a; return __awaiter(this, void 0, void 0, function* () { if (!args.verifySignatureCallback && (!this.config || !((_a = this.config) === null || _a === void 0 ? void 0 : _a.verifySignatureCallback))) { return Promise.reject(Error(constants_1.WDCErrors.MUST_SUPPLY_VERIFY_SIGNATURE_CALLBACK)); } return this.verifyEndpointDescriptorStructure(args.descriptor).then(() => __awaiter(this, void 0, void 0, function* () { const resourceValidations = this.getOrigins(args.descriptor) .map((origin) => (0, utils_1.fetchWellKnownDidConfiguration)(origin) .then((didConfigurationResource) => { var _a; return this.verifyResource({ configuration: didConfigurationResource, did: (((_a = this.config) === null || _a === void 0 ? void 0 : _a.onlyVerifyServiceDid) || args.onlyVerifyServiceDid) ? args.descriptor.id : undefined, verifySignatureCallback: args.verifySignatureCallback }); })); return yield Promise.allSettled(resourceValidations) .then((results) => { return { status: results.find((result) => result.status === types_1.PromiseStatusEnum.REJECTED || result.value.status === types_1.ValidationStatusEnum.INVALID) ? types_1.ValidationStatusEnum.INVALID : types_1.ValidationStatusEnum.VALID, resources: results.map((result) => result.status === types_1.PromiseStatusEnum.FULFILLED ? result.value : result.reason) }; }); })); }); } /** * Verifies the DID configuration resource. * * @param args The arguments to verify the resource. * @return {IResourceValidation}, The validation result. */ verifyResource(args) { var _a; return __awaiter(this, void 0, void 0, function* () { if (!args.verifySignatureCallback && (!this.config || !((_a = this.config) === null || _a === void 0 ? void 0 : _a.verifySignatureCallback))) { return Promise.reject(Error(constants_1.WDCErrors.MUST_SUPPLY_VERIFY_SIGNATURE_CALLBACK)); } if (args.configuration && args.origin) { return Promise.reject(Error(constants_1.WDCErrors.CANT_SUPPLY_BOTH_CONFIGURATION_AND_ORIGIN)); } if (!args.configuration && !args.origin) { return Promise.reject(Error(constants_1.WDCErrors.NO_DID_CONFIGURATION_RESOURCE_OR_ORIGIN_SUPPLIED)); } let did; if (args.did) { did = (0, ssi_types_1.parseDid)(args.did).did; } if (args.origin) { if (new URL(args.origin).protocol !== 'https:') return Promise.reject(constants_1.WDCErrors.ORIGIN_NOT_SECURE); } const didConfigurationResource = args.configuration // @ts-ignore: We know for sure the config is present // eslint-disable-next-line @typescript-eslint/no-non-null-assertion ? yield (0, utils_1.verifyResourceStructure)(args.configuration).then(() => args.configuration) // @ts-ignore: We know for sure the origin is present // eslint-disable-next-line @typescript-eslint/no-non-null-assertion : yield (0, utils_1.fetchWellKnownDidConfiguration)(args.origin); const credentialValidations = didConfigurationResource.linked_dids .filter((item) => { if (!did) return true; let credential; if (typeof item === 'string') { try { credential = (0, utils_1.decodeToken)(item, false).vc; } catch (error) { return true; } } else { credential = item; } return credential.credentialSubject.id === did; }) .map((credential) => this.verifyDomainLinkageCredential({ credential, verifySignatureCallback: args.verifySignatureCallback })); if (credentialValidations.length === 0) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.NO_CREDENTIALS_FOUND_FOR_DID + `${args.did}` }); return Promise.allSettled(credentialValidations) .then((results) => { return { status: results.find((result) => result.status === types_1.PromiseStatusEnum.REJECTED) ? types_1.ValidationStatusEnum.INVALID : types_1.ValidationStatusEnum.VALID, credentials: results.map((result) => result.status === types_1.PromiseStatusEnum.FULFILLED ? result.value : result.reason) }; }); }); } /** * Verifies the domain linkage credential. * * @param args The domain linkage credential. Types can be JWT or JSONLD. * @return {ICredentialValidation}, The validation result. */ verifyDomainLinkageCredential(args) { var _a; return __awaiter(this, void 0, void 0, function* () { if (!args.verifySignatureCallback && (!this.config || !((_a = this.config) === null || _a === void 0 ? void 0 : _a.verifySignatureCallback))) { return Promise.reject(Error(constants_1.WDCErrors.MUST_SUPPLY_VERIFY_SIGNATURE_CALLBACK)); } if (typeof args.credential === 'string') { return this.verifyJsonWebTokenProofFormat(args.credential) .then(() => this.verifyDomainLinkageCredentialStructure((0, utils_1.decodeToken)(args.credential, false).vc)) .then(() => args.verifySignatureCallback ? args.verifySignatureCallback({ credential: args.credential, proofFormat: types_1.ProofFormatTypesEnum.JSON_WEB_TOKEN }) // @ts-ignore: We know for sure the config is present // eslint-disable-next-line @typescript-eslint/no-non-null-assertion : this.config.verifySignatureCallback({ credential: args.credential, proofFormat: types_1.ProofFormatTypesEnum.JSON_WEB_TOKEN })) .then((verificationResult) => { if (!verificationResult.verified) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.SIGNATURE_IS_INVALID }); return { status: types_1.ValidationStatusEnum.VALID }; }); } return this.verifyDomainLinkageCredentialStructure(args.credential) .then(() => args.verifySignatureCallback ? args.verifySignatureCallback({ credential: args.credential, proofFormat: types_1.ProofFormatTypesEnum.JSON_LD }) // @ts-ignore: We know for sure the config is present // eslint-disable-next-line @typescript-eslint/no-non-null-assertion : this.config.verifySignatureCallback({ credential: args.credential, proofFormat: types_1.ProofFormatTypesEnum.JSON_LD })) .then((verificationResult) => { if (!verificationResult.verified) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.SIGNATURE_IS_INVALID }); return { status: types_1.ValidationStatusEnum.VALID }; }); }); } /** * Verifies the endpoint descriptor object structure. * * @param descriptor The endpoint descriptor. */ verifyEndpointDescriptorStructure(descriptor) { return __awaiter(this, void 0, void 0, function* () { // The object MUST contain an id property if (!descriptor.id) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ID_NOT_PRESENT_IN_SERVICE }); // The object id property value MUST be a valid DID URL reference try { (0, ssi_types_1.parseDid)(descriptor.id); } catch (error) { return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ID_NOT_VALID_DID_URL }); } // The object MUST contain a type property if (!descriptor.type) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_TYPE_NOT_PRESENT_IN_SERVICE }); // The object type property value MUST be the string "LinkedDomains". if (descriptor.type !== types_1.ServiceTypesEnum.LINKED_DOMAINS) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_TYPE_NOT_CONTAIN_VALID_LINKED_DOMAIN }); // The object MUST contain a serviceEndpoint property if (!descriptor.serviceEndpoint) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_SERVICE_ENDPOINT_NOT_PRESENT_IN_SERVICE }); if (typeof descriptor.serviceEndpoint === 'string') { // The object serviceEndpoint property can be a string and the value MUST be an origin string if (new URL(descriptor.serviceEndpoint).origin !== descriptor.serviceEndpoint) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_SERVICE_ENDPOINT_NOT_CONTAIN_VALID_ORIGIN }); if (new URL(descriptor.serviceEndpoint).protocol !== 'https:') return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ORIGIN_NOT_SECURE }); } if (typeof descriptor.serviceEndpoint === 'object') { // The object serviceEndpoint property can be an object which MUST contain an origins property if (!Object.prototype.hasOwnProperty.call(descriptor.serviceEndpoint, 'origins')) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_SERVICE_ENDPOINT_NOT_CONTAIN_ORIGIN }); // The object serviceEndpoint property should have origins if (descriptor.serviceEndpoint.origins.length === 0) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ORIGIN_NOT_CONTAIN_ANY_ORIGIN }); // The origins should be valid for (const origin of descriptor.serviceEndpoint.origins) { if (new URL(origin).origin !== origin) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ORIGIN_CONTAIN_INVALID_ORIGIN }); if (new URL(origin).protocol !== 'https:') return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ORIGIN_NOT_SECURE }); } } }); } /** * Verifies the structure of a JWT domain linkage credential. * * @param token The JWT token. */ verifyJsonWebTokenProofFormat(token) { return __awaiter(this, void 0, void 0, function* () { yield this.verifyJsonWebTokenProofHeaderStructure((0, utils_1.decodeToken)(token, true)); yield this.verifyJsonWebTokenProofPayloadStructure((0, utils_1.decodeToken)(token, false)); }); } /** * Verifies the structure of a JWT domain linkage credential header. * * @param header The JWT header. */ verifyJsonWebTokenProofHeaderStructure(header) { return __awaiter(this, void 0, void 0, function* () { // Property kid MUST be present in the JWT Header if (!header.kid) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_KID_NOT_PRESENT_IN_JWT_HEADER }); // Property alg MUST be present in the JWT Header if (!header.alg) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ALG_NOT_PRESENT_IN_JWT_HEADER }); // Additional members MUST NOT be present in the header if (Object.getOwnPropertyNames(header).filter(property => !['kid', 'alg'].includes(property)).length > 0) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.JWT_HEADER_CONTAINS_ADDITIONAL_PROPS }); }); } /** * Verifies the structure of a JWT domain linkage credential payload. * * @param payload The JWT payload. */ verifyJsonWebTokenProofPayloadStructure(payload) { return __awaiter(this, void 0, void 0, function* () { // Property iss MUST be present in the JWT Payload if (!payload.iss) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ISS_NOT_PRESENT_IN_JWT_PAYLOAD }); // Property sub MUST be present in the JWT Payload if (!payload.sub) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_SUB_NOT_PRESENT_IN_JWT_PAYLOAD }); // Property vc MUST be present in the JWT Payload if (!payload.vc) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_VC_NOT_PRESENT_IN_JWT_PAYLOAD }); // Property iss MUST be equal to credentialSubject.id. if (payload.vc.credentialSubject && payload.vc.credentialSubject.id !== payload.iss) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ISS_NOT_MATCH_CREDENTIAL_SUBJECT_ID_IN_JWT_PAYLOAD }); // Property sub MUST be equal to credentialSubject.id. if (payload.vc.credentialSubject && payload.vc.credentialSubject.id !== payload.sub) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_SUB_NOT_MATCH_CREDENTIAL_SUBJECT_ID_IN_JWT_PAYLOAD }); // Additional members MUST NOT be present in the payload if (Object.getOwnPropertyNames(payload).filter(property => !['exp', 'iss', 'nbf', 'sub', 'vc'].includes(property)).length > 0) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.JWT_PAYLOAD_CONTAINS_ADDITIONAL_PROPS }); }); } /** * Verifies the structure of a domain linkage credential. * * @param credential The domain linkage credential. */ verifyDomainLinkageCredentialStructure(credential) { return __awaiter(this, void 0, void 0, function* () { // Property issuanceDate MUST be present. if (!credential.issuanceDate) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ISSUANCE_DATE_NOT_PRESENT_IN_CREDENTIAL }); // Property issuanceDate MUST be a valid date. if ( /*typeof credential.issuanceDate === 'string' && */isNaN(Date.parse(credential.issuanceDate))) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_ISSUANCE_DATE_NOT_VALID }); // Property expirationDate MUST be present. if (!credential.expirationDate) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_EXPIRATION_DATE_NOT_PRESENT_IN_CREDENTIAL }); // Property expirationDate MUST be a valid date. if ( /*typeof credential.expirationDate === 'string' && */isNaN(Date.parse(credential.expirationDate))) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_EXPIRATION_DATE_NOT_VALID }); // Property credentialSubject MUST be present. if (!credential.credentialSubject) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_CREDENTIAL_SUBJECT_NOT_PRESENT_IN_CREDENTIAL }); // Property credentialSubject.id MUST be present. if (!credential.credentialSubject.id) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_CREDENTIAL_SUBJECT_ID_NOT_PRESENT_IN_CREDENTIAL }); // Property credentialSubject.id MUST be a DID. try { (0, ssi_types_1.parseDid)(credential.credentialSubject.id); } catch (error) { return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_CREDENTIAL_SUBJECT_ID_NOT_VALID_DID }); } // The credentialSubject.id value MUST be equal to the issuer of the Domain Linkage Credential. if (credential.issuer && credential.credentialSubject.id !== credential.issuer) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_CREDENTIAL_SUBJECT_ID_NOT_MATCH_ISSUER }); // Property credentialSubject.origin MUST be present. if (!credential.credentialSubject.origin) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_CREDENTIAL_SUBJECT_ORIGIN_NOT_PRESENT_IN_CREDENTIAL }); // Property credentialSubject.origin MUST be a domain Origin. try { if (new URL(credential.credentialSubject.origin).origin !== credential.credentialSubject.origin) return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_CREDENTIAL_SUBJECT_ORIGIN_NOT_VALID }); } catch (error) { return Promise.reject({ status: types_1.ValidationStatusEnum.INVALID, message: constants_1.WDCErrors.PROPERTY_CREDENTIAL_SUBJECT_ORIGIN_NOT_VALID }); } }); } /** * Retrieves the origins of an endpoint descriptor. * * @param descriptor The endpoint descriptor. */ getOrigins(descriptor) { if (typeof descriptor.serviceEndpoint === 'string') { return [descriptor.serviceEndpoint]; } else { // This break with did-resolver@3 // eslint-disable-next-line @typescript-eslint/ban-ts-comment // @ts-ignore return descriptor.serviceEndpoint.origins; } } } exports.WellKnownDidVerifier = WellKnownDidVerifier; //# 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