hud-sdk/dist/cjs/core.js

Hud's Node SDK

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_.EventEmitter;constructor(e){this.worker=e,this.abortController=new AbortController,(0,_.setMaxListeners)(20,this.abortController.signal);let t=!1;this.worker.on("message",e=>{e.msg!==l.KeepAliveMessage.msg&&(this.messageQueue.length>=this.MAX_QUEUE_SIZE&&(t||(t=!0,E.error("Message queue is at max size, dropping oldest message",{msg:e.msg})),this.messageQueue.shift()),this.messageQueue.push(e),this.messageEmitter.emit("message",e))}).unref(),this.worker.on("error",this.handleWorkerError).unref(),this.workerKeepaliveGuard=new v.WorkerKeepaliveGuard(e,c.hudConfig.communicationKeepaliveGrace),this._updateTsNodeConfig()&&E.info("ts-node config updated from Messenger constructor")}handleWorkerError=e=>{try{e?.code===(new m.HudClientUnauthorizedError).code&&a.customer_logger.log(m.UserErrorLogs.ApiKeyDenied(c.hudConfig.userConfig.key?.source)),E.critical("Error from worker, stopping hud",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0}),(0,m.setFirstError)(e?.code),this.stop(),(0,y._detachAndTerminate)(!0,!1,!0)}catch(e){E.critical("Error stopping hud after worker crash",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}};stop(){this.abortWorker(),c.hudConfig.communicationKeepalive&&this.workerKeepaliveGuard.stop(),this.abortController.abort(),this.abortController=new AbortController,this.messageQueue=[],this.messageEmitter.removeAllListeners(),(0,f.resetGlobals)()}abortWorker(){this._sendObject("Abort",{})}async restart(e){this.stop(),globalThis.hudRunningMode=e,await this.start()}_sendArray(e,t){t.length>0&&(this._sendObject(e,t),E.debug("sent data to worker",{msg:e,size:t.length}))}_sendObject(e,t){const i={msg:e,content:t};this.worker.postMessage(i)}async checkWorker(e){const t=["started"];let i;try{i=await this.getMessageFromWorker(t,e,!0)}catch(r){if(!(r instanceof m.HudTimeoutError))throw r;i=await this.getMessageFromWorker(t,e/2,!1)}if(!i)throw new m.HudInitError("Worker not started");return i}async checkWorkerInitialized(e){let t;const i=["initialized","throttled","networkError"];try{t=await this.getMessageFromWorker(i,e,!0)}catch(r){if(!(r instanceof m.HudTimeoutError))throw r;t=await this.getMessageFromWorker(i,e/10,!1)}if("throttled"===t?.msg)throw new m.HudSessionThrottle;if("networkError"===t?.msg)throw E.error("networkError",{error:t.content.error}),new m.HudInitNetworkError(t.content.message,t.content.originalMessage);if(!t||"initialized"!==t?.msg||void 0===t?.content)throw new m.HudInitError("Worker not initialized successfully");if(t?.content.status!==l.HudSessionInitStatus.success)throw new m.HudInitError("Worker not initialized successfully");return t}async start(){switch(c.hudConfig.communicationKeepalive&&this.workerKeepaliveGuard.start(),globalThis.hudRunningMode){case l.HudRunningMode.enabled:E.info("Enabled mode"),T(this.getMode()),T(this.periodicGetEndpointsDurationsInvestigationThresholds()),T(this.startPeriodicTasks()),T(this.periodicSendMetrics()),T(this.highFrequencySendInvestigations()),T(this.periodicSendProcessedFiles()),T(this.periodicSendEndpoints()),T(this.periodicSendOutbounds()),T(this.periodicSendLazyEndpoints()),T(this.periodicSendKafkaJS()),T(this.periodicSendSqs()),T(this.periodicSendGraphQL()),T(this.sendStaticNextJsEndpointsOnce()),T(this.periodicSaveMachineMetrics()),T(this.periodicSendReingest()),T(this.resetCallerCounters()),T(this.periodicResetGlobalInvestigationCounter()),T(this.periodicResetInvestigationDedupingCache()),T(this.sendLogsPeriodically(c.hudConfig.logsSendInterval)),T(this.sendRuntime()),T(this.sendPatchedModules()),T(this.sendPreloadedModules()),T(this.dumpModulesAfterWhile(6e4)),T(this.periodicSendThreadPerformanceMetrics());break;case l.HudRunningMode.disabled:E.info("Disabled mode"),T(this.getMode());break;case l.HudRunningMode.detached:E.info("Detached"),(0,y._detachAndTerminate)(!1,!1),this.stop();break;default:E.error("Running mode not handled")}}consumeMessageFromQueue(e){const t=this.messageQueue.findIndex(t=>e.includes(t.msg));if(-1!==t)return this.messageQueue.splice(t,1)[0]}async getMessageFromWorker(e,t,i=!1,r){let n;e=Array.isArray(e)?e:[e];const o=this.consumeMessageFromQueue(e);if(o)return E.info("Found message in queue",{msg:o.msg}),o;const s=new AbortController,a=()=>{s.abort()};this.abortController.signal.addEventListener("abort",a);const c=d.setTimeout(t,void 0,{signal:s.signal,ref:i}),g=t=>{try{e.includes(t.msg)&&(n=t,s.abort(),this.consumeMessageFromQueue([t.msg]),E.info("Received message from worker (canceling timeout)",t))}catch(e){E.error("Failed handling message from worker",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}};this.messageEmitter.on("message",g),r&&this.worker.postMessage(r);try{throw await c,E.warning("Timeout waiting for message from worker"),new m.HudTimeoutError}catch(e){if(!(0,m.isAbortError)(e))throw(0,m.setFirstError)(e.code),e}finally{this.abortController.signal.removeEventListener("abort",a),this.messageEmitter.off("message",g)}return n}async getMode(){for await(const e of(0,u.unrefSetInterval)(c.hudConfig.modeInterval,void 0,{signal:this.abortController.signal}))try{const e={msg:"GetMode",content:{startTime:globalThis.hudStartTime,runningMode:globalThis.hudRunningMode}},t=await this.getMessageFromWorker(e.msg,c.hudConfig.workerMessageTimeout,!1,e);if(t?.msg!==e.msg||void 0===t?.content.mode){E.error("Unexpected message from worker",t);continue}t.content.mode!==globalThis.hudRunningMode&&await this.restart(t?.content.mode)}catch(e){E.error("Failed getting mode from worker",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}}async getRemoteConfig(){const e="initDynamicConfig";try{const t=await this.getMessageFromWorker(e,c.hudConfig.workerMessageTimeout,!0);if(t?.msg!==e||void 0===t?.content)throw new Error(`Unexpected message from worker: ${t}`);return t?.content}catch(e){E.error("Failed getting remote configuration from worker",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}}async periodicSaveMachineMetrics(){(0,f.saveMachineMetric)();for await(const e of(0,u.unrefSetInterval)(c.hudConfig.dynamicConfig.machineMetricsInterval,void 0,{signal:this.abortController.signal}))(0,f.saveMachineMetric)()}async resetCallerCounters(){const e=c.hudConfig.callerResetInterval;for await(const t of(0,u.unrefSetInterval)(e,void 0,{signal:this.abortController.signal}))try{E.info("Resetting caller",{interval:e}),(0,p.resetCallers)()}catch(e){E.error("Failed reseting caller counters",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}}async updateEndpointDurationsInvestigationThresholds(){const e={msg:"EndpointsDurationsInvestigationThresholds"},t="EndpointsDurationsInvestigationThresholds";try{const i=await this.getMessageFromWorker(t,c.hudConfig.workerMessageTimeout,!1,e);if(i?.msg!==t||void 0===i?.content)throw new Error(`Unexpected message from worker: ${i}`);(0,f.setInvestigationDurationThresholds)(i?.content),E.debug("Endpoints durations investigation thresholds updated",{thresholds:i?.content})}catch(e){E.error("Failed getting endpoints durations investigation thresholds from worker",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}}async periodicGetEndpointsDurationsInvestigationThresholds(){await this.updateEndpointDurationsInvestigationThresholds();for await(const e of(0,u.unrefSetInterval)(c.hudConfig.endpointsDurationsInvestigationThresholdsInterval,void 0,{signal:this.abortController.signal}))await this.updateEndpointDurationsInvestigationThresholds()}async periodicSendProcessedFiles(){const e=c.hudConfig.dynamicConfig.aggregationFirstSendTimeout,t=c.hudConfig.dynamicConfig.aggregationInterval;let i=!0;await this.setupPeriodicTask(e,t,()=>{if(i){i=!1;try{this._updateTsNodeConfig()&&E.info("ts-node config updated from periodicSendProcessedFiles")}catch{return!1}}const e=function(){const e=globalThis.hudProcessedFiles;return globalThis.hudProcessedFiles=[],e}();return this._sendArray("ProcessedFiles",e),!0},"periodicSendProcessedFiles")}async periodicSendKafkaJS(){const e=c.hudConfig.dynamicConfig.aggregationFirstSendTimeout,t=c.hudConfig.dynamicConfig.aggregationInterval;await this.setupPeriodicTask(e,t,()=>{const e=(0,w.getKafkaJSTopics)();return this._sendArray("KafkaJSTopics",e),!0},"periodicSendKafkaJS")}async periodicSendSqs(){const e=c.hudConfig.dynamicConfig.aggregationFirstSendTimeout,t=c.hudConfig.dynamicConfig.aggregationInterval;await this.setupPeriodicTask(e,t,()=>{const e=(0,w.getSqsQueues)();return e.length>0&&this._sendArray("SqsQueue",e),!0},"periodicSendSqs")}async periodicSendGraphQL(){const e=c.hudConfig.dynamicConfig.aggregationFirstSendTimeout,t=c.hudConfig.dynamicConfig.aggregationInterval;await this.setupPeriodicTask(e,t,()=>{const e=Object.values((0,w.getGraphQLOperations)());return e.length>0&&this._sendArray("GraphQLDeclaration",e),!0},"periodicSendGraphQL")}async periodicSendMetrics(){const e=new h.SketchManager(c.hudConfig.huddBinWidth),t=c.hudConfig.dynamicConfig.aggregationFirstSendTimeout,i=c.hudConfig.dynamicConfig.aggregationInterval;await this.setupPeriodicTask(t,i,t=>{try{this.refreshInvestigations()}catch(e){E.error("Failed sending investigations",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}try{const i=(0,p.prepCalls)(t,e);i.length>0&&this._sendArray("Invocations",i)}catch(e){E.error("Failed sending invocations",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}try{const e=(0,f.getFlowMetrics)(t);Object.keys(e).length>0&&this._sendObject("FlowMetrics",{aggregatedMetrics:e})}catch(e){E.error("Failed sending flow metrics",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}return!0},"periodicSendMetrics")}async highFrequencySendInvestigations(){if(!c.hudConfig.dynamicConfig.enableInvestigation)return;const e=c.hudConfig.dynamicConfig.investigationFirstSendTimeout,t=c.hudConfig.dynamicConfig.investigationInterval;await this.setupPeriodicTask(e,t,()=>(this.refreshInvestigations(),!0),"highFrequencySendInvestigations")}refreshInvestigations(){const e=(0,w.getClosedInvestigations)();e.length>0&&this._sendArray("Investigations",e)}async periodicSendEndpoints(){const e=c.hudConfig.endpointsFirstSendWaitTime,t=c.hudConfig.endpointsInterval;await this.setupPeriodicTask(e,t,()=>(this.sendEndpoints(),!0),"periodicSendEndpoints")}async periodicSendOutbounds(){const e=c.hudConfig.dynamicConfig.aggregationFirstSendTimeout,t=c.hudConfig.dynamicConfig.aggregationInterval;await this.setupPeriodicTask(e,t,()=>(this.sendOutbounds(),!0),"periodicSendOutbounds")}async periodicSendLazyEndpoints(){const e=c.hudConfig.endpointsFirstSendWaitTime,t=c.hudConfig.lazyEndpointsInterval;await this.setupPeriodicTask(e,t,()=>(this.sendLazyEndpoints(),!0),"periodicSendLazyEndpoints")}sendLazyEndpoints(){const e=(0,w.getExpressEndpointDeclarations)().map(e=>({path:e.path,methods:e.methods,flow_id:e.flow_id,framework:e.framework,partial_path:e.partial_path}));this._sendArray("EndpointDeclaration",e)}sendEndpoints(){const e=(0,f.getEndpointDeclarationsFromStorage)().map(e=>({path:e.path,methods:e.methods,flow_id:e.flow_id,framework:e.framework,partial_path:e.partial_path}));this._sendArray("EndpointDeclaration",e)}sendOutbounds(){const e=(0,b.getLoadedOutboundsFromStorage)();e.length>0&&this._sendArray("LoadedOutbounds",e)}async terminateWorker(){try{const e=a.getSavedLogs();await this.getMessageFromWorker("terminated",c.hudConfig.workerGrace,!1,{msg:"Terminate",content:{grace:c.hudConfig.workerGrace,logBuffers:e}})}catch(e){if(!(e instanceof m.HudTimeoutError))throw E.critical("Unexpected error during worker termination",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0}),await this.worker.terminate(),e;E.critical("Grace period timeout - terminating worker",{error:e.message}),await this.worker.terminate()}E.info("Worker terminated successfully.")}async sendRuntime(){const e={nodeVersion:process.version,nodeDependencyVersions:process.versions,platform:process.platform,architecture:process.arch,pid:process.pid,cwd:process.cwd(),execPath:process.execPath,execArgv:process.execArgv,argv:process.argv,uptime:process.uptime(),mainModulePath:i.c[i.s]?.filename};this._sendObject("Runtime",e)}async startPeriodicTasks(){this._sendObject("StartPeriodicTasks",{})}async sendPreloadedModules(){globalThis.hudLoadedModules?this._sendObject("PreInitLoadedModules",{modules:globalThis.hudLoadedModules}):E.warning("Didn't get module, weird....")}async periodicSendThreadPerformanceMetrics(){const e=c.hudConfig.dynamicConfig.performanceMetricsInterval,t=(0,g.createThreadStatsBaseline)();for await(const i of(0,u.unrefSetInterval)(e,void 0,{signal:this.abortController.signal})){const e=(0,m.collectThreadPerformance)(t,E,"MainThread");e&&this._sendObject("PerformanceMetrics",e)}}async dumpModulesAfterWhile(e){await(0,u.unrefSetTimeout)(e,void 0,{signal:this.abortController.signal});const t=Object.keys(k.myRequire.cache);this._sendObject("PostInitLoadedModules",{modules:t})}async sendPatchedModules(){if(!globalThis.hudPatched)return void E.error("Cant find patched modules");const e=Array.from(globalThis.hudPatched);this._sendObject("PatchedModules",{modules:e})}async handleLogsTask(){try{const e=a.getSavedLogs();for(const t of e)try{this._sendObject("Logs",{logs:t})}catch(e){E.error("Failed send logs to worker",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}}catch(e){E.error("Failed send logs to worker",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}}async sendLogsPeriodically(e){for await(const t of(0,u.unrefSetInterval)(e,void 0,{signal:this.abortController.signal}))await this.handleLogsTask()}async setupPeriodicTask(e,t,i,r){function n(e){let t=!0;try{t=i(e)}catch(e){E.error("Failed in periodic task",{taskName:r,msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}return t}if(await(0,u.unrefSetTimeout)(e,void 0,{signal:this.abortController.signal}),n(e)){for await(const e of(0,u.unrefSetInterval)(t,void 0,{signal:this.abortController.signal}))if(!n(t))return void E.warning("Periodic task failed, stopping task",{firstRun:!1,taskName:r})}else E.warning("Periodic task failed, stopping task",{firstRun:!0,taskName:r})}async periodicResetGlobalInvestigationCounter(){const e=c.hudConfig.dynamicConfig.investigationRateLimits.totalInvestigationTimeWindowMs;for await(const t of(0,u.unrefSetInterval)(e,void 0,{signal:this.abortController.signal}))try{E.info("Resetting global investigation counter",{interval:e}),(0,w.setGlobalInvestigationTracking)(0),(0,f.resetTotalInvestigationsDurationBased)(),(0,f.resetTotalInvestigationsErrorBased)()}catch(e){E.error("Failed resetting global investigation counter",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}}async periodicResetInvestigationDedupingCache(){const e=c.hudConfig.dynamicConfig.investigationRateLimits.sameInvestigationTimeWindowMs;for await(const t of(0,u.unrefSetInterval)(e,void 0,{signal:this.abortController.signal}))try{E.info("Resetting investigation deduping cache",{interval:e}),(0,w.resetInvestigationDedupingCache)(),(0,f.resetInvestigationDurationCounts)()}catch(e){E.error("Failed resetting investigation deduping cache",{msg:e instanceof Error?e.message:void 0,stack:e instanceof Error?e.stack:void 0})}}_updateTsNodeConfig(){if(this.tsNodeUpdated)return!1;try{const e=(0,C.getUserTsNodeConfig)();return!!e&&(this.tsNodeUpdated=!0,E.info("tsconfig found, sending config to worker"),this._sendObject("TsNodeConfig",{tsConfig:e}),!0)}catch(e){throw this.tsNodeUpdated=!0,this.stop(),e instanceof m.HudError&&(0,m.setFirstError)(e.code),(0,y._detachAndTerminate)(!1),e}}async sendStaticNextJsEndpointsOnce(){if(!(0,g.isNextJsApp)())return;const e=c.hudConfig.staticNextJsEndpointsInterval,t=c.hudConfig.staticNextJsEndpointsMaxAttempts;let i=0;for await(const r of(0,u.unrefSetInterval)(e,void 0,{signal:this.abortController.signal})){if(i++,E.debug("Attempting to send static next.js endpoints",{attemptCount:i}),(0,w.isNextConfigExtracted)()&&!this.staticNextJsEndpointsSent){E.info("Sending static next.js endpoints",{isNextConfigExtracted:(0,w.isNextConfigExtracted)()}),this.staticNextJsEndpointsSent=!0;const e=(0,w.getNextConfig)();this._sendObject("StaticNextJsEndpoints",{NextConfig:JSON.stringify(e)});break}if(i>t){E.warning("Exceeded max attempts to send static next.js endpoints",{isNextConfigExtracted:(0,w.isNextConfigExtracted)(),attemptCount:i});break}}}async periodicSendReingest(){for await(const e of(0,u.unrefSetInterval)(c.hudConfig.dynamicConfig.reingestInterval,void 0,{signal:this.abortController.signal})){const e=(0,f.getAndClearReingestValues)();e.size>0&&this._sendArray("Reingest",Array.from(e))}}}},8167:e=>{e.exports=require("worker_threads")},8269:e=>{e.exports=require("./globalstate")},8528:e=>{e.exports=require("./dto")}},t={};function i(r){var n=t[r];if(void 0!==n)return n.exports;var o=t[r]={exports:{}};return e[r].call(o.exports,o,o.exports,i),o.exports}return i.c=t,i(i.s=5119)})());
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