UNPKG

eve

Version:

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

github.com/vercel/eve

vercel/eve

1 lines • 3.28 kB
1
import{createHash}from"node:crypto";import{cp,mkdir,readFile,readdir,rm}from"node:fs/promises";import{join,posix}from"node:path";import{normalizeLogicalPath}from"#discover/filesystem.js";import{ROOT_COMPILED_AGENT_NODE_ID,deriveResourceRootEntries}from"#compiler/manifest.js";import{normalizeSkillPackage,writeSkillPackageDirectory}from"#shared/skill-package.js";const RESOURCES_DIRECTORY=`workspace-resources`;async function materializeWorkspaceResources(e){let t=join(e.compileDirectoryPath,RESOURCES_DIRECTORY);await rm(t,{force:!0,recursive:!0});let n=await materializeNode({nodeId:ROOT_COMPILED_AGENT_NODE_ID,resourcesRoot:t,manifest:e.manifest}),r=await Promise.all(e.manifest.subagents.map(async e=>e.configResolver===void 0?{...e,agent:await materializeNode({nodeId:e.nodeId,resourcesRoot:t,manifest:e.agent})}:{...e,agent:await materializeNode({nodeId:e.nodeId,resourcesRoot:t,manifest:e.agent}),configResolver:e.configResolver}));return{...n,kind:e.manifest.kind,extensionMounts:e.manifest.extensionMounts,subagents:r,version:e.manifest.version}}function createResourceRoot(e,t,n){return{contentHash:n,logicalPath:normalizeLogicalPath(join(RESOURCES_DIRECTORY,t)),rootEntries:deriveResourceRootEntries({sandboxWorkspaces:e.sandboxWorkspaces,skills:e.skills})}}async function materializeNode(e){let t=join(e.resourcesRoot,e.nodeId);await mkdir(t,{recursive:!0});let n=join(t,`workspace`);for(let t of e.manifest.sandboxWorkspaces)await copyDirectoryContents({sourcePath:t.sourcePath,targetPath:n});for(let n of e.manifest.skills)await materializeSkill({nodeRoot:t,skill:n});let r=await hashWorkspaceResourceRoot(t);return{...e.manifest,skills:e.manifest.skills.map(stripSkillPackageFiles),workspaceResourceRoot:createResourceRoot(e.manifest,e.nodeId,r)}}async function materializeSkill(e){let t=join(e.nodeRoot,`skills`,e.skill.name);if(e.skill.sourceKind===`skill-package`){await cp(e.skill.rootPath,t,{recursive:!0});return}await writeSkillPackageDirectory({rootPath:e.nodeRoot,skill:normalizeSkillPackage(e.skill)})}function stripSkillPackageFiles(e){let{files:t,...n}=e;return n}async function copyDirectoryContents(e){let t=await readdir(e.sourcePath,{withFileTypes:!0});await mkdir(e.targetPath,{recursive:!0});for(let n of t)(n.isDirectory()||n.isFile())&&await cp(join(e.sourcePath,n.name),join(e.targetPath,n.name),{recursive:!0})}async function hashWorkspaceResourceRoot(e){let t=await listWorkspaceResourceFiles({logicalDirectoryPath:`.`,sourceDirectoryPath:e});if(t.sort((e,t)=>e.logicalPath.localeCompare(t.logicalPath)),t.length===0)return;let n=createHash(`sha256`);n.update(`eve-workspace-resource-root-v1\0`);for(let e of t){let t=await readFile(e.sourcePath);n.update(e.logicalPath),n.update(`\0`),n.update(String(t.byteLength)),n.update(`\0`),n.update(t),n.update(`\0`)}return n.digest(`hex`)}async function listWorkspaceResourceFiles(e){let t=[],n=await readdir(e.sourceDirectoryPath,{withFileTypes:!0});for(let r of n){if(!r.isDirectory()&&!r.isFile())continue;let n=join(e.sourceDirectoryPath,r.name),i=posix.join(e.logicalDirectoryPath,r.name);if(r.isDirectory()){t.push(...await listWorkspaceResourceFiles({logicalDirectoryPath:i,sourceDirectoryPath:n}));continue}t.push({logicalPath:i,sourcePath:n})}return t}export{materializeWorkspaceResources};