eve
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Filesystem-first framework for durable backend AI agents that run anywhere.
1 lines • 4.05 kB
JavaScript
import{waitForDevelopmentSandboxPrewarm}from"#execution/sandbox/development-prewarm.js";import{buildCallbackContext}from"#context/build-callback-context.js";import{trackActiveSandboxHandle}from"#execution/sandbox/active-handles.js";import{isEveDevEnvironment}from"#internal/application/optional-package-install.js";import{SandboxTemplateNotProvisionedError}from"#public/definitions/sandbox-backend.js";import{getRuntimeCompiledArtifactsSandboxAppRoot}from"#runtime/compiled-artifacts-source.js";import{createRuntimeSandboxKeys}from"#runtime/sandbox/keys.js";import{createRuntimeSandboxTemplatePlan}from"#runtime/sandbox/template-plan.js";import{prewarmAppSandboxes}from"#execution/sandbox/prewarm.js";import{waitForSandboxTemplatePrewarmLock}from"#execution/sandbox/template-prewarm-lock.js";async function ensureSandboxAccess(r){let i=r.state?.initialized??!1,o=r.state?.session??null,s=getRuntimeCompiledArtifactsSandboxAppRoot(r.compiledArtifactsSource)??process.cwd(),c=r.registry.sandbox,l;function getHandle(){return l===void 0&&(l=createHandle().catch(e=>{throw l=void 0,e})),l}async function createHandle(){if(c===null)return null;let a=c.definition,l=a.backend,u=createRuntimeSandboxTemplatePlan({definition:a,workspaceResourceRoot:c.workspaceResourceRoot}),d=await createRuntimeSandboxKeys({backendName:l.name,compiledArtifactsSource:r.compiledArtifactsSource,nodeId:r.nodeId,sessionId:r.sessionId,sourceId:a.sourceId,templatePlan:u});d.templateKey!==null&&(await waitForDevelopmentSandboxPrewarm({appRoot:s,compiledArtifactsSource:r.compiledArtifactsSource,log:e=>logDevelopmentSandbox(`eve: sandbox template "${formatNodeLabel(r.nodeId)}" (${l.name}): ${e}`)}),await waitForSandboxTemplatePrewarmLock({appRoot:s,backendName:l.name,log:e=>logDevelopmentSandbox(`eve: sandbox template "${formatNodeLabel(r.nodeId)}" (${l.name}): ${e}`),templateKey:d.templateKey}));let f=o!==null&&o.backendName===l.name&&o.sessionKey===d.sessionKey?o:null;f===null&&(i=!1);let p={existingMetadata:f?.metadata,runtimeContext:{appRoot:s},sessionKey:d.sessionKey,tags:r.tags,templateKey:d.templateKey},m=await withDevelopmentSandboxProgress(`eve: opening sandbox session "${formatNodeLabel(r.nodeId)}" on backend "${l.name}"...`,`eve: opening sandbox session "${formatNodeLabel(r.nodeId)}" on backend "${l.name}"`,async()=>await createBackendHandleWithPrewarmRetry({appRoot:s,backend:l,compiledArtifactsSource:r.compiledArtifactsSource,createInput:p}));return trackActiveSandboxHandle({backendName:l.name,handle:m,sessionKey:d.sessionKey}),i||=(await runOnSession(async()=>{await a.onSession?.({ctx:buildCallbackContext(),use:m.useSessionFn})}),!0),m}async function runOnSession(e){if(r.runOnSession!==void 0){await r.runOnSession(e);return}await e()}return{async captureState(){if(l!==void 0){let e=await l;e!==null&&(o=await e.captureState())}return{initialized:i,session:o}},async get(){return(await getHandle())?.session??null}}}async function createBackendHandleWithPrewarmRetry(e){try{return await e.backend.create(e.createInput)}catch(t){if(e.createInput.templateKey===null||e.compiledArtifactsSource.kind!==`disk`||!SandboxTemplateNotProvisionedError.is(t))throw t;return await prewarmAppSandboxes({appRoot:e.appRoot,compiledArtifactsSource:e.compiledArtifactsSource,log:e=>logDevelopmentSandbox(e)}),await waitForSandboxTemplatePrewarmLock({appRoot:e.appRoot,backendName:e.backend.name,log:e=>logDevelopmentSandbox(`eve: ${e}`),templateKey:e.createInput.templateKey}),logDevelopmentSandbox(`eve: sandbox template is ready; retrying sandbox creation...`),await e.backend.create(e.createInput)}}function logDevelopmentSandbox(e){isEveDevEnvironment()&&console.log(e)}async function withDevelopmentSandboxProgress(e,t,n){if(logDevelopmentSandbox(e),!isEveDevEnvironment())return await n();let i=Date.now(),a=setInterval(()=>{logDevelopmentSandbox(`${t} (${Math.round((Date.now()-i)/1e3)}s elapsed)...`)},5e3);a.unref?.();try{return await n()}finally{clearInterval(a)}}function formatNodeLabel(e){return e===`__root__`?`root`:e}export{ensureSandboxAccess};