eve/dist/src/harness/instrumentation-runtime-context.js

Filesystem-first framework for durable backend AI agents that run anywhere.

import{createLogger,formatError}from"#internal/logging.js";import{normalizeInstrumentationChannelKind,resolveInstrumentationProjection}from"#internal/instrumentation.js";import{AuthKey,ChannelInstrumentationKey,InitiatorAuthKey,ParentSessionKey}from"#context/keys.js";import{parseJsonObject,parseJsonValue}from"#shared/json.js";import{contextStorage}from"#context/container.js";const log=createLogger(`harness.instrumentation-runtime-context`);function buildTelemetryRuntimeContext(e){if(e.authored===void 0)return;let t=resolveStepStartedRuntimeContext(e),r=contextStorage.getStore()?.get(ChannelInstrumentationKey);return{...t,"eve.channel.kind":normalizeInstrumentationChannelKind(r?.kind),"eve.environment":e.environment,"eve.session.id":e.session.sessionId,"eve.step.index":String(e.emissionState.stepIndex),"eve.turn.id":e.emissionState.turnId,"eve.turn.sequence":String(e.emissionState.sequence),"eve.version":e.eveVersion}}function buildInstrumentationStepStartedInput(e){let t=contextStorage.getStore(),r=t?.get(ChannelInstrumentationKey);return{channel:{kind:normalizeInstrumentationChannelKind(r?.kind),metadata:snapshotForInstrumentation(r?.metadata,`channel.metadata`)??{}},modelInput:snapshotForInstrumentation(e.modelInput,`modelInput`)??{instructions:void 0,messages:[]},session:{auth:projectSessionAuth(t),id:e.session.sessionId,parent:snapshotForInstrumentation(t?.get(ParentSessionKey),`session.parent`)},step:{index:e.emissionState.stepIndex},turn:{id:e.emissionState.turnId,sequence:e.emissionState.sequence}}}function filterAuthoredRuntimeContext(e,t){let n={};for(let[r,i]of Object.entries(e)){if(r.startsWith(`eve.`)){log.warn(`ignoring reserved instrumentation runtime context key`,{key:r,source:t});continue}n[r]=i}return Object.keys(n).length>0?n:void 0}function resolveStepStartedRuntimeContext(e){let n=e.authored?.events?.[`step.started`];if(n===void 0)return;let i=`events["step.started"]`,a=resolveInstrumentationProjection({invoke:()=>n(buildInstrumentationStepStartedInput(e)),log,source:i});if(a===void 0)return;if(!(`runtimeContext`in a)){log.warn(`ignoring instrumentation event result because runtimeContext is missing`,{source:i});return}let o;try{o=parseJsonObject(a.runtimeContext)}catch(e){log.warn(`ignoring instrumentation event result because runtimeContext is invalid`,{error:formatError(e),source:i});return}return filterAuthoredRuntimeContext(o,i)}function projectSessionAuth(e){let t=e?.get(AuthKey)??null,n=e?.get(InitiatorAuthKey)??t;return{current:snapshotForInstrumentation(t,`session.auth.current`)??null,initiator:snapshotForInstrumentation(n,`session.auth.initiator`)??null}}function snapshotForInstrumentation(e,n){if(e!==void 0)try{return parseJsonValue(e)}catch(e){log.warn(`dropping non-serializable instrumentation snapshot`,{error:formatError(e),source:n});return}}export{buildTelemetryRuntimeContext};