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import { StatusIds_StatusCode } from '@ydbjs/api/operation'
export type YdbQueryErrorKind =
| 'authentication'
| 'cancelled'
| 'overloaded'
| 'retryable'
| 'timeout'
| 'unavailable'
| 'unique_constraint'
export interface YdbQueryErrorDetails {
kind: YdbQueryErrorKind
retryable: boolean
statusCode?: number | string | undefined
}
type YdbErrorDiagnostics = {
messages: string[]
statusCodes: Set<number | string>
retryable?: boolean
}
let grpcStatus = {
CANCELLED: 1,
DEADLINE_EXCEEDED: 4,
PERMISSION_DENIED: 7,
RESOURCE_EXHAUSTED: 8,
UNAVAILABLE: 14,
UNAUTHENTICATED: 16,
} as const
let retryableYdbStatusCodes = new Set<number>([
StatusIds_StatusCode.ABORTED,
StatusIds_StatusCode.INTERNAL_ERROR,
StatusIds_StatusCode.UNAVAILABLE,
StatusIds_StatusCode.OVERLOADED,
StatusIds_StatusCode.TIMEOUT,
StatusIds_StatusCode.BAD_SESSION,
StatusIds_StatusCode.SESSION_EXPIRED,
StatusIds_StatusCode.UNDETERMINED,
StatusIds_StatusCode.SESSION_BUSY,
StatusIds_StatusCode.EXTERNAL_ERROR,
])
function toError(cause: unknown): Error {
return cause instanceof Error ? cause : new Error(String(cause))
}
function collectDiagnostics(
value: unknown,
diagnostics: YdbErrorDiagnostics,
seen = new Set<unknown>()
): void {
if (!value || seen.has(value)) {
return
}
seen.add(value)
if (value instanceof Error) {
diagnostics.messages.push(value.name, value.message)
let record = value as unknown as Record<string, unknown>
for (let key of ['reason', 'code', 'status', 'statusCode']) {
let field = record[key]
if (typeof field === 'string' || typeof field === 'number') {
diagnostics.messages.push(String(field))
Eif (key !== 'reason') {
diagnostics.statusCodes.add(field)
}
}
}
if (typeof record['retryable'] === 'boolean') {
diagnostics.retryable = record['retryable']
}
for (let key of ['issues', 'cause']) {
collectDiagnostics(record[key], diagnostics, seen)
}
return
}
if (Array.isArray(value)) {
for (let item of value) {
collectDiagnostics(item, diagnostics, seen)
}
return
}
Iif (typeof value !== 'object') {
diagnostics.messages.push(String(value))
return
}
let record = value as Record<string, unknown>
for (let key of ['name', 'message', 'reason', 'code', 'status', 'statusCode']) {
let field = record[key]
if (typeof field === 'string' || typeof field === 'number') {
diagnostics.messages.push(String(field))
Iif (key !== 'name' && key !== 'message' && key !== 'reason') {
diagnostics.statusCodes.add(field)
}
}
}
Iif (typeof record['retryable'] === 'boolean') {
diagnostics.retryable = record['retryable']
}
for (let key of ['issues', 'cause']) {
collectDiagnostics(record[key], diagnostics, seen)
}
}
function getDiagnostics(error: unknown): YdbErrorDiagnostics {
let diagnostics: YdbErrorDiagnostics = {
messages: [],
statusCodes: new Set(),
}
collectDiagnostics(error, diagnostics)
return diagnostics
}
function hasStatus(diagnostics: YdbErrorDiagnostics, ...codes: Array<number | string>): boolean {
for (let code of codes) {
if (diagnostics.statusCodes.has(code)) {
return true
}
Iif (typeof code === 'string' && diagnostics.statusCodes.has(code.toUpperCase())) {
return true
}
}
return false
}
function getStatusCode(diagnostics: YdbErrorDiagnostics): number | string | undefined {
return diagnostics.statusCodes.values().next().value
}
function getDiagnosticText(diagnostics: YdbErrorDiagnostics): string {
return diagnostics.messages.join('\n')
}
function isUniqueConstraintError(diagnostics: YdbErrorDiagnostics): boolean {
let text = getDiagnosticText(diagnostics)
return (
/(unique|constraint).*(violation|violated|duplicate|already exists|conflict)/iu.test(
text
) || /(duplicate|already exists|conflict).*(key|unique|constraint)/iu.test(text)
)
}
function classifyYdbQueryError(diagnostics: YdbErrorDiagnostics): YdbQueryErrorDetails | undefined {
if (isUniqueConstraintError(diagnostics)) {
return {
kind: 'unique_constraint',
retryable: false,
statusCode: getStatusCode(diagnostics),
}
}
let text = getDiagnosticText(diagnostics)
let statusCode = getStatusCode(diagnostics)
if (
hasStatus(
diagnostics,
StatusIds_StatusCode.UNAUTHORIZED,
grpcStatus.UNAUTHENTICATED,
grpcStatus.PERMISSION_DENIED,
'UNAUTHORIZED',
'UNAUTHENTICATED',
'PERMISSION_DENIED'
) ||
/(unauthorized|unauthenticated|permission denied|access denied|invalid token)/iu.test(text)
) {
return { kind: 'authentication', retryable: false, statusCode }
}
if (
hasStatus(
diagnostics,
StatusIds_StatusCode.CANCELLED,
grpcStatus.CANCELLED,
'CANCELLED',
'CANCELED'
) ||
/\bcancell?ed\b/iu.test(text)
) {
return { kind: 'cancelled', retryable: diagnostics.retryable === true, statusCode }
}
if (
hasStatus(
diagnostics,
StatusIds_StatusCode.TIMEOUT,
grpcStatus.DEADLINE_EXCEEDED,
'TIMEOUT',
'DEADLINE_EXCEEDED'
) ||
/(timeout|deadline exceeded|timed out)/iu.test(text)
) {
return { kind: 'timeout', retryable: true, statusCode }
}
if (
hasStatus(
diagnostics,
StatusIds_StatusCode.OVERLOADED,
grpcStatus.RESOURCE_EXHAUSTED,
'OVERLOADED',
'RESOURCE_EXHAUSTED'
) ||
/(overloaded|resource exhausted|too many requests|throttl)/iu.test(text)
) {
return { kind: 'overloaded', retryable: true, statusCode }
}
if (
hasStatus(
diagnostics,
StatusIds_StatusCode.UNAVAILABLE,
grpcStatus.UNAVAILABLE,
'UNAVAILABLE'
) ||
/(unavailable|connection refused|connection reset|transport.*closed|no connection)/iu.test(
text
)
) {
return { kind: 'unavailable', retryable: true, statusCode }
}
for (let code of diagnostics.statusCodes) {
if (typeof code === 'number' && retryableYdbStatusCodes.has(code)) {
return { kind: 'retryable', retryable: true, statusCode }
}
}
Iif (diagnostics.retryable === true) {
return { kind: 'retryable', retryable: true, statusCode }
}
return undefined
}
function attachYdbErrorDetails<T extends DrizzleQueryError>(
target: T,
cause: unknown,
details?: YdbQueryErrorDetails
): T {
Eif (cause && typeof cause === 'object') {
let record = cause as Record<string, unknown>
for (let key of ['code', 'status', 'statusCode', 'issues', 'retryable']) {
if (key in record) {
Object.defineProperty(target, key, {
configurable: true,
enumerable: false,
value: record[key],
})
}
}
}
if (details) {
Object.defineProperties(target, {
kind: {
configurable: true,
enumerable: false,
value: details.kind,
},
retryable: {
configurable: true,
enumerable: false,
value: details.retryable,
},
statusCode: {
configurable: true,
enumerable: false,
value: details.statusCode,
},
})
}
return target
}
export class YdbQueryExecutionError extends DrizzleQueryError {
override name = 'YdbQueryExecutionError'
declare readonly kind: YdbQueryErrorKind
declare readonly retryable: boolean
declare readonly statusCode?: number | string
}
export class YdbUniqueConstraintViolationError extends YdbQueryExecutionError {
override name = 'YdbUniqueConstraintViolationError'
}
export class YdbAuthenticationError extends YdbQueryExecutionError {
override name = 'YdbAuthenticationError'
}
export class YdbCancelledQueryError extends YdbQueryExecutionError {
override name = 'YdbCancelledQueryError'
}
export class YdbRetryableQueryError extends YdbQueryExecutionError {
override name = 'YdbRetryableQueryError'
}
export class YdbTimeoutQueryError extends YdbRetryableQueryError {
override name = 'YdbTimeoutQueryError'
}
export class YdbUnavailableQueryError extends YdbRetryableQueryError {
override name = 'YdbUnavailableQueryError'
}
export class YdbOverloadedQueryError extends YdbRetryableQueryError {
override name = 'YdbOverloadedQueryError'
}
function createMappedError(
query: string,
params: unknown[],
cause: Error,
details: YdbQueryErrorDetails
): YdbQueryExecutionError {
switch (details.kind) {
case 'unique_constraint':
return new YdbUniqueConstraintViolationError(query, params, cause)
case 'authentication':
return new YdbAuthenticationError(query, params, cause)
case 'cancelled':
return new YdbCancelledQueryError(query, params, cause)
case 'timeout':
return new YdbTimeoutQueryError(query, params, cause)
case 'unavailable':
return new YdbUnavailableQueryError(query, params, cause)
case 'overloaded':
return new YdbOverloadedQueryError(query, params, cause)
case 'retryable':
return new YdbRetryableQueryError(query, params, cause)
}
}
export function mapYdbQueryError(
query: string,
params: unknown[],
cause: unknown
): DrizzleQueryError {
let error = toError(cause)
let diagnostics = getDiagnostics(cause)
collectDiagnostics(error, diagnostics)
let details = classifyYdbQueryError(diagnostics)
if (details) {
return attachYdbErrorDetails(
createMappedError(query, params, error, details),
cause,
details
)
}
return attachYdbErrorDetails(new DrizzleQueryError(query, params, error), cause)
}
|