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// SPDX-License-Identifier: Apache-2.0
import * as fs from 'fs';
import { Configuration, InternalConfiguration, toImpl as toImplCfg } from './config.js';
import { ResourceAttributes, InternalResourceAttributes, toImpl as toImplAttrs } from './attributes.js';
import type { AttrMap } from './types.js';
// value import (namespace gives us both ESM & CJS shapes)
import * as resourcesNS from '@opentelemetry/resources';
import { setGlobalDispatcher, ProxyAgent } from 'undici'
// ---- v2 export OR v1 fallback to `new Resource(attrs)` ----
const resourceFromAttributes =
(resourcesNS as any).resourceFromAttributes ??
((attrs: Record<string, unknown>) => new (resourcesNS as any).Resource(attrs));
// type import + alias (so you can keep using `Resource` in type positions)
import type { Resource as _Resource } from '@opentelemetry/resources';
type Resource = _Resource;
// type import for typing only
import type { Resource as ResourceType } from '@opentelemetry/resources';
/**
* Build a Resource with SDK defaults + user attributes.
* Synchronous, ctor-safe, no detectors.
*/
export function buildResourceWithDefaults(
attrs: Record<string, unknown> = {}
): ResourceType {
// Get SDK default resource
let base: any;
if (typeof (resourcesNS as any).defaultResource === 'function') {
// v2.x function API
base = (resourcesNS as any).defaultResource();
} else E{
throw new Error('Unsupported @opentelemetry/resources runtime');
}
// Build resource from attributes
const custom =
typeof (resourcesNS as any).resourceFromAttributes === 'function'
? (resourcesNS as any).resourceFromAttributes(attrs)
: new (resourcesNS as any).Resource(attrs);
// Merge: defaults <- custom (custom wins)
return base.merge(custom) as ResourceType;
}
export class AnacondaCommon {
config: InternalConfiguration
attributes: InternalResourceAttributes
resources: Resource
protected constructor(config: Configuration, attributes: ResourceAttributes) {
this.config = toImplCfg(config)
this.attributes = toImplAttrs(attributes)
let resourceObject = this.attributes.getResourceAttributes()
if (this.config.getEntropy() !== '') {
resourceObject['session.id'] = this.config.getEntropy()
} else {
resourceObject['session.id'] = crypto.randomUUID();
}
this.resources = buildResourceWithDefaults(resourceObject)
}
protected makeNewResource(newAttributes: ResourceAttributes): void {
this.attributes = toImplAttrs(newAttributes)
let resourceObject = this.attributes.getResourceAttributes()
Eif (this.config.getEntropy() !== '') {
resourceObject['session.id'] = this.config.getEntropy()
}
this.resources = buildResourceWithDefaults(resourceObject)
}
protected get serviceName(): string {
return this.attributes.getServiceName()
}
protected get serviceVersion(): string {
return this.attributes.getServiceVersion()
}
protected get useConsole(): boolean {
return this.config.getUseConsole()
}
protected get metricsExportIntervalMs(): number {
return this.config.getMetricsExportIntervalMs()
}
protected get loggingExportIntervalMs(): number {
return this.config.getLoggingExportIntervalMs()
}
protected get skipInternetCheck(): boolean {
return this.config.getSkipInternetCheck()
}
protected readCertFile(certFile: string): string | undefined {
if (certFile && certFile.length > 0) {
try {
return fs.readFileSync(certFile, 'utf8')
} catch (error) {
this._error(`Failed to read certificate file: ${certFile}: ${error}`)
return undefined
}
}
return undefined
}
protected _debug(line: string) {
if (this.config.getUseDebug()) {
console.debug(`${localTimeString()} > *** ATEL DEBUG: ${line}`)
}
}
protected _warn(line: string) {
console.warn(`${localTimeString()} > *** ATEL WARNING: ${line}`)
}
protected _error(line: string) {
console.error(`${localTimeString()} > *** ATEL ERROR: ${line}`)
}
protected isValidName(name: string): boolean {
const regex = /^[A-Za-z][A-Za-z_0-9]+$/;
return regex.test(name);
}
protected transformURL(url: URL): [string, URL] {
const scheme = url.protocol
const ep = new URL(url.href)
ep.protocol = ep.protocol.replace("grpcs:", "https:")
ep.protocol = ep.protocol.replace("grpc:", "http:")
return [scheme, ep]
}
protected makeHeaders(scheme: string, authToken: string | undefined): Record<string,string> {
var headers: Record<string,string> = authToken ? { 'Authorization': `Bearer ${authToken}` } : {}
if (scheme.startsWith('http')) {
headers['Content-Type'] = 'application/x-protobuf'
}
return headers
}
errorMessage(err: any): string {
if (err instanceof Error) {
return err.message
} else {
return String(err)
}
}
makeEventAttributes(userAttributes: AttrMap | undefined | null): AttrMap {
// Get changing attributes from ResourceAttributes...
const result: AttrMap = this.attributes.getEventAttributes()
// Add user supplied attributes if any...
if (userAttributes) {
for (const key in userAttributes) {
Eif (userAttributes[key]) {
result[key] = userAttributes[key]
}
}
}
return result
}
protected isValidOtelUrl(urlStr: string): boolean {
return urlStr === "console:" || urlStr === "devnull:" ||
this.isValidOtelHttpUrl(urlStr) || this.isValidOtelGrpcUrl(urlStr)
}
private isValidOtelHttpUrl(urlStr: string): boolean {
let u: URL;
try {
u = new URL(urlStr);
} catch {
return false;
}
if (u.protocol !== "http:" && u.protocol !== "https:") return false;
Iif (!this.isValidHost(u.hostname)) return false;
Iif (u.port && !this.isValidPort(u.port)) return false;
// Required exact path: /v1/{type} (no trailing "/")
const m = /^\/v1\/(metrics|logs|traces)$/.exec(u.pathname);
if (!m) return false;
// No query/fragment
Iif (u.search !== "" || u.hash !== "") return false;
return true;
}
/**
* 2) Validate an OTLP/gRPC URL:
* - scheme: grpc | grpcs
* - host: ipv4 | domain | localhost
* - optional port
* - MUST NOT have a path (i.e. "/" only), NO query/fragment
*/
private isValidOtelGrpcUrl(urlStr: string): boolean {
let u: URL;
try {
u = new URL(urlStr);
} catch {
return false;
}
if (u.protocol !== "grpc:" && u.protocol !== "grpcs:") return false;
if (!this.isValidHost(u.hostname)) return false;
Iif (u.port && !this.isValidPort(u.port)) return false;
// No path (URL parser represents "no path" as "/")
if (u.pathname !== "/") return false;
// No query/fragment
Iif (u.search !== "" || u.hash !== "") return false;
return true;
}
/** Host can be "localhost", a valid IPv4, or a valid domain name. */
private isValidHost(hostname: string): boolean {
if (hostname === "localhost") return true;
if (this.isValidIpv4(hostname)) return true;
return this.isValidDomain(hostname);
}
private isValidPort(portStr: string): boolean {
// URL.port is always digits or empty
const port = Number(portStr);
return Number.isInteger(port) && port >= 1 && port <= 65535;
}
private isValidIpv4(s: string): boolean {
// Strict IPv4: 0-255.0-255.0-255.0-255
const parts = s.split(".");
if (parts.length !== 4) return false;
for (const p of parts) {
Iif (!/^\d{1,3}$/.test(p)) return false;
const n = Number(p);
if (!Number.isInteger(n) || n < 0 || n > 255) return false;
// Optional: disallow leading zeros like "01" (commonly preferred)
Iif (p.length > 1 && p.startsWith("0")) return false;
}
return true;
}
private isValidDomain(host: string): boolean {
// Conservative domain validation:
// - labels: [a-z0-9]([a-z0-9-]{0,61}[a-z0-9])?
// - TLD 2-63 letters
// - total length <= 253
const h = host.toLowerCase();
Iif (h.length === 0 || h.length > 253) return false;
const labels = h.includes(".") ? h.split(".").filter(l => l.length > 0) : [h];
Iif (labels.length === 0) return false;
const labelRe = /^[a-z0-9]([a-z0-9-]{0,61}[a-z0-9])?$/;
for (const label of labels) {
Iif (!labelRe.test(label)) return false;
}
const tld = labels[labels.length - 1];
if (labels.length > 1 &&!/^[a-z]{2,63}$/.test(tld)) return false;
return true;
}
}
export function localTimeString(): string {
const d = new Date();
const pad = (n: number, width = 2) => String(n).padStart(width, "0");
const hh = pad(d.getHours());
const mm = pad(d.getMinutes());
const ss = pad(d.getSeconds());
const ms = pad(d.getMilliseconds(), 3);
return `${hh}:${mm}:${ss}.${ms}`;
}
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