init: vibn-agent-runner — Gemini autonomous agent backend
Made-with: Cursor
This commit is contained in:
473
src/tools.ts
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473
src/tools.ts
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@@ -0,0 +1,473 @@
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import * as fs from 'fs';
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import * as path from 'path';
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import * as cp from 'child_process';
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import * as util from 'util';
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import { Minimatch } from 'minimatch';
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const execAsync = util.promisify(cp.exec);
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// ---------------------------------------------------------------------------
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// Context passed to every tool call — workspace root + credentials
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// ---------------------------------------------------------------------------
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export interface ToolContext {
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workspaceRoot: string;
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gitea: {
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apiUrl: string;
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apiToken: string;
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username: string;
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};
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coolify: {
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apiUrl: string;
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apiToken: string;
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};
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}
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// ---------------------------------------------------------------------------
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// Tool definitions (schema for Gemini function calling)
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// ---------------------------------------------------------------------------
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export interface ToolDefinition {
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name: string;
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description: string;
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parameters: Record<string, unknown>;
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}
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export const ALL_TOOLS: ToolDefinition[] = [
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{
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name: 'read_file',
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description: 'Read the complete content of a file in the workspace. Always read before editing.',
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parameters: {
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type: 'object',
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properties: {
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path: { type: 'string', description: 'Relative path from workspace root (e.g. "src/index.ts")' }
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},
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required: ['path']
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}
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},
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{
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name: 'write_file',
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description: 'Write complete content to a file. Creates parent directories if needed. Overwrites existing files.',
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parameters: {
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type: 'object',
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properties: {
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path: { type: 'string', description: 'Relative path from workspace root' },
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content: { type: 'string', description: 'Complete new file content' }
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},
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required: ['path', 'content']
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}
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},
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{
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name: 'replace_in_file',
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description: 'Replace an exact string in a file. The old_content must match character-for-character. Read the file first.',
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parameters: {
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type: 'object',
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properties: {
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path: { type: 'string', description: 'Relative path from workspace root' },
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old_content: { type: 'string', description: 'Exact text to replace' },
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new_content: { type: 'string', description: 'Replacement text' }
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},
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required: ['path', 'old_content', 'new_content']
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}
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},
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{
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name: 'list_directory',
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description: 'List files and subdirectories in a directory. Directories have trailing "/".',
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parameters: {
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type: 'object',
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properties: {
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path: { type: 'string', description: 'Relative path from workspace root. Use "." for root.' }
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},
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required: ['path']
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}
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},
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{
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name: 'find_files',
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description: 'Find files matching a glob pattern in the workspace. Returns up to 200 relative paths.',
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parameters: {
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type: 'object',
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properties: {
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pattern: { type: 'string', description: 'Glob pattern e.g. "**/*.ts", "src/**/*.test.js"' }
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},
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required: ['pattern']
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}
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},
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{
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name: 'search_code',
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description: 'Search file contents for a string or regex pattern. Returns file path, line number, and matching line.',
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parameters: {
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type: 'object',
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properties: {
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query: { type: 'string', description: 'Search term or regex' },
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file_extensions: {
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type: 'array',
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items: { type: 'string' },
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description: 'Optional: limit to these extensions e.g. ["ts","js"]'
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}
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},
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required: ['query']
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}
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},
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{
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name: 'execute_command',
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description: 'Run a shell command in the workspace and return stdout + stderr. 120s timeout. Use for: npm install, npm test, git status, building, etc.',
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parameters: {
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type: 'object',
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properties: {
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command: { type: 'string', description: 'Shell command to run' },
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working_directory: { type: 'string', description: 'Optional: relative subdirectory to run in' }
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},
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required: ['command']
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}
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},
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{
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name: 'git_commit_and_push',
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description: 'Stage all changes, commit with a message, and push to the remote. Call this when work is complete.',
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parameters: {
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type: 'object',
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properties: {
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message: { type: 'string', description: 'Commit message describing the changes made' }
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},
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required: ['message']
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}
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},
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{
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name: 'coolify_list_projects',
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description: 'List all projects in the Coolify instance. Returns project names and UUIDs.',
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parameters: { type: 'object', properties: {} }
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},
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{
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name: 'coolify_list_applications',
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description: 'List applications in a Coolify project.',
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parameters: {
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type: 'object',
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properties: {
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project_uuid: { type: 'string', description: 'Project UUID from coolify_list_projects' }
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},
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required: ['project_uuid']
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}
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},
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{
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name: 'coolify_deploy',
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description: 'Trigger a deployment for a Coolify application.',
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parameters: {
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type: 'object',
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properties: {
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application_uuid: { type: 'string', description: 'Application UUID to deploy' }
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},
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required: ['application_uuid']
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}
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},
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{
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name: 'coolify_get_logs',
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description: 'Get recent deployment logs for a Coolify application.',
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parameters: {
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type: 'object',
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properties: {
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application_uuid: { type: 'string', description: 'Application UUID' }
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},
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required: ['application_uuid']
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}
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},
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{
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name: 'gitea_create_issue',
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description: 'Create a new issue in a Gitea repository.',
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parameters: {
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type: 'object',
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properties: {
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repo: { type: 'string', description: 'Repository in "owner/name" format' },
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title: { type: 'string', description: 'Issue title' },
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body: { type: 'string', description: 'Issue body (markdown)' },
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labels: { type: 'array', items: { type: 'string' }, description: 'Optional label names' }
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},
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required: ['repo', 'title', 'body']
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}
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},
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{
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name: 'gitea_list_issues',
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description: 'List open issues in a Gitea repository.',
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parameters: {
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type: 'object',
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properties: {
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repo: { type: 'string', description: 'Repository in "owner/name" format' },
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state: { type: 'string', description: '"open", "closed", or "all". Default: "open"' }
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},
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required: ['repo']
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}
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},
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{
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name: 'gitea_close_issue',
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description: 'Close an issue in a Gitea repository.',
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parameters: {
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type: 'object',
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properties: {
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repo: { type: 'string', description: 'Repository in "owner/name" format' },
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issue_number: { type: 'number', description: 'Issue number to close' }
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},
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required: ['repo', 'issue_number']
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}
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},
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{
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name: 'spawn_agent',
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description: 'Dispatch a sub-agent job to run in the background. Returns a job ID. Use this to delegate specialized work to Coder, PM, or Marketing agents.',
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parameters: {
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type: 'object',
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properties: {
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agent: { type: 'string', description: '"Coder", "PM", or "Marketing"' },
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task: { type: 'string', description: 'Detailed task description for the agent' },
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repo: { type: 'string', description: 'Gitea repo in "owner/name" format the agent should work on' }
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},
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required: ['agent', 'task', 'repo']
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}
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}
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];
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// ---------------------------------------------------------------------------
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// Tool executor — routes call.name → implementation
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// ---------------------------------------------------------------------------
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export async function executeTool(
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name: string,
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args: Record<string, unknown>,
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ctx: ToolContext
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): Promise<unknown> {
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switch (name) {
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case 'read_file': return readFile(String(args.path), ctx);
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case 'write_file': return writeFile(String(args.path), String(args.content), ctx);
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case 'replace_in_file': return replaceInFile(String(args.path), String(args.old_content), String(args.new_content), ctx);
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case 'list_directory': return listDirectory(String(args.path), ctx);
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case 'find_files': return findFiles(String(args.pattern), ctx);
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case 'search_code': return searchCode(String(args.query), args.file_extensions as string[] | undefined, ctx);
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case 'execute_command': return executeCommand(String(args.command), args.working_directory as string | undefined, ctx);
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case 'git_commit_and_push': return gitCommitAndPush(String(args.message), ctx);
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case 'coolify_list_projects': return coolifyListProjects(ctx);
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case 'coolify_list_applications': return coolifyListApplications(String(args.project_uuid), ctx);
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case 'coolify_deploy': return coolifyDeploy(String(args.application_uuid), ctx);
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case 'coolify_get_logs': return coolifyGetLogs(String(args.application_uuid), ctx);
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case 'gitea_create_issue': return giteaCreateIssue(String(args.repo), String(args.title), String(args.body), args.labels as string[] | undefined, ctx);
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case 'gitea_list_issues': return giteaListIssues(String(args.repo), (args.state as string) || 'open', ctx);
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case 'gitea_close_issue': return giteaCloseIssue(String(args.repo), Number(args.issue_number), ctx);
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case 'spawn_agent': return spawnAgentTool(String(args.agent), String(args.task), String(args.repo), ctx);
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default:
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return { error: `Unknown tool: ${name}` };
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}
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}
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// ---------------------------------------------------------------------------
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// Implementations
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// ---------------------------------------------------------------------------
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const EXCLUDED = new Set(['node_modules', '.git', 'dist', 'build', 'lib', '.cache', 'coverage']);
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function safeResolve(root: string, rel: string): string {
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const resolved = path.resolve(root, rel);
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if (!resolved.startsWith(path.resolve(root))) {
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throw new Error(`Path escapes workspace: ${rel}`);
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}
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return resolved;
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}
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async function readFile(filePath: string, ctx: ToolContext): Promise<string> {
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const abs = safeResolve(ctx.workspaceRoot, filePath);
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try {
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return fs.readFileSync(abs, 'utf8');
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} catch {
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return JSON.stringify({ error: `File not found: ${filePath}` });
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}
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}
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async function writeFile(filePath: string, content: string, ctx: ToolContext): Promise<unknown> {
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const abs = safeResolve(ctx.workspaceRoot, filePath);
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fs.mkdirSync(path.dirname(abs), { recursive: true });
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fs.writeFileSync(abs, content, 'utf8');
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return { success: true, path: filePath, bytes: Buffer.byteLength(content) };
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}
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async function replaceInFile(filePath: string, oldContent: string, newContent: string, ctx: ToolContext): Promise<unknown> {
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const abs = safeResolve(ctx.workspaceRoot, filePath);
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const current = fs.readFileSync(abs, 'utf8');
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if (!current.includes(oldContent)) {
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return { error: 'old_content not found in file. Read the file again to get the current content.' };
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}
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fs.writeFileSync(abs, current.replace(oldContent, newContent), 'utf8');
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return { success: true, path: filePath };
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}
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async function listDirectory(dirPath: string, ctx: ToolContext): Promise<unknown> {
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const abs = safeResolve(ctx.workspaceRoot, dirPath);
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try {
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const entries = fs.readdirSync(abs, { withFileTypes: true });
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return entries
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.filter(e => !EXCLUDED.has(e.name))
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.map(e => e.isDirectory() ? `${e.name}/` : e.name);
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} catch {
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return { error: `Directory not found: ${dirPath}` };
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}
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}
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async function findFiles(pattern: string, ctx: ToolContext): Promise<unknown> {
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const matcher = new Minimatch(pattern, { dot: false });
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const results: string[] = [];
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function walk(dir: string): void {
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if (results.length >= 200) return;
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let entries: fs.Dirent[];
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try { entries = fs.readdirSync(dir, { withFileTypes: true }); } catch { return; }
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for (const e of entries) {
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if (EXCLUDED.has(e.name)) continue;
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const abs = path.join(dir, e.name);
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const rel = path.relative(ctx.workspaceRoot, abs).split(path.sep).join('/');
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if (e.isDirectory()) {
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walk(abs);
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} else if (matcher.match(rel)) {
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results.push(rel);
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}
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}
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}
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walk(ctx.workspaceRoot);
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return { files: results, truncated: results.length >= 200 };
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}
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async function searchCode(query: string, extensions: string[] | undefined, ctx: ToolContext): Promise<unknown> {
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const globPatterns = extensions?.map(e => `*.${e}`) || [];
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const args = ['--line-number', '--no-heading', '--color=never', '--max-count=30'];
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for (const ex of EXCLUDED) { args.push('--glob', `!${ex}`); }
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if (globPatterns.length > 0) { for (const g of globPatterns) args.push('--glob', g); }
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args.push('--fixed-strings', query, ctx.workspaceRoot);
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try {
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const { stdout } = await execAsync(`rg ${args.map(a => `'${a}'`).join(' ')}`, { cwd: ctx.workspaceRoot, timeout: 15000 });
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const lines = stdout.trim().split('\n').filter(Boolean).map(line => {
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const m = line.match(/^(.+?):(\d+):(.*)$/);
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if (!m) return null;
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return { file: path.relative(ctx.workspaceRoot, m[1]).split(path.sep).join('/'), line: parseInt(m[2]), content: m[3].trim() };
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}).filter(Boolean);
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return lines;
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} catch (err: any) {
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if (err.code === 1) return []; // ripgrep exit 1 = no matches
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return { error: `Search failed: ${err.message}` };
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}
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}
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async function executeCommand(command: string, workingDir: string | undefined, ctx: ToolContext): Promise<unknown> {
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const BLOCKED = ['rm -rf /', 'mkfs', ':(){:|:&};:'];
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if (BLOCKED.some(b => command.includes(b))) {
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return { error: 'Command blocked for safety.' };
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}
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const cwd = workingDir ? safeResolve(ctx.workspaceRoot, workingDir) : ctx.workspaceRoot;
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try {
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const { stdout, stderr } = await execAsync(command, { cwd, timeout: 120_000, maxBuffer: 1024 * 1024 });
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return { exitCode: 0, stdout: stdout.trim(), stderr: stderr.trim() };
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} catch (err: any) {
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return { exitCode: err.code, stdout: (err.stdout || '').trim(), stderr: (err.stderr || '').trim(), error: err.message };
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}
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}
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async function gitCommitAndPush(message: string, ctx: ToolContext): Promise<unknown> {
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const cwd = ctx.workspaceRoot;
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const { apiUrl, apiToken, username } = ctx.gitea;
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try {
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await execAsync('git add -A', { cwd });
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await execAsync(`git commit -m "${message.replace(/"/g, '\\"')}"`, { cwd });
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// Ensure remote has credentials
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const remoteUrl = (await execAsync('git remote get-url origin', { cwd })).stdout.trim();
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const authedUrl = remoteUrl.startsWith('https://')
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? remoteUrl.replace('https://', `https://${username}:${apiToken}@`)
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: remoteUrl;
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await execAsync(`git push "${authedUrl}" HEAD`, { cwd, timeout: 60_000 });
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return { success: true, message };
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} catch (err: any) {
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const cleaned = (err.message || '').replace(new RegExp(apiToken, 'g'), '***');
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return { error: `Git operation failed: ${cleaned}` };
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}
|
||||
}
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// ---------------------------------------------------------------------------
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// Coolify tools
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// ---------------------------------------------------------------------------
|
||||
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async function coolifyFetch(path: string, ctx: ToolContext, method = 'GET', body?: unknown): Promise<unknown> {
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const res = await fetch(`${ctx.coolify.apiUrl}/api/v1${path}`, {
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method,
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headers: {
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'Authorization': `Bearer ${ctx.coolify.apiToken}`,
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'Content-Type': 'application/json',
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'Accept': 'application/json'
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},
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body: body ? JSON.stringify(body) : undefined
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||||
});
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if (!res.ok) return { error: `Coolify API error: ${res.status} ${res.statusText}` };
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return res.json();
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}
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async function coolifyListProjects(ctx: ToolContext): Promise<unknown> {
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return coolifyFetch('/projects', ctx);
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}
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async function coolifyListApplications(projectUuid: string, ctx: ToolContext): Promise<unknown> {
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const all = await coolifyFetch('/applications', ctx) as any[];
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if (!Array.isArray(all)) return all;
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return all.filter((a: any) => a.project_uuid === projectUuid);
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}
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async function coolifyDeploy(appUuid: string, ctx: ToolContext): Promise<unknown> {
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return coolifyFetch(`/applications/${appUuid}/deploy`, ctx, 'POST');
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}
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async function coolifyGetLogs(appUuid: string, ctx: ToolContext): Promise<unknown> {
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return coolifyFetch(`/applications/${appUuid}/logs?limit=50`, ctx);
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}
|
||||
|
||||
// ---------------------------------------------------------------------------
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// Gitea tools
|
||||
// ---------------------------------------------------------------------------
|
||||
|
||||
async function giteaFetch(path: string, ctx: ToolContext, method = 'GET', body?: unknown): Promise<unknown> {
|
||||
const res = await fetch(`${ctx.gitea.apiUrl}/api/v1${path}`, {
|
||||
method,
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headers: {
|
||||
'Authorization': `token ${ctx.gitea.apiToken}`,
|
||||
'Content-Type': 'application/json',
|
||||
'Accept': 'application/json'
|
||||
},
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||||
body: body ? JSON.stringify(body) : undefined
|
||||
});
|
||||
if (!res.ok) return { error: `Gitea API error: ${res.status} ${res.statusText}` };
|
||||
return res.json();
|
||||
}
|
||||
|
||||
async function giteaCreateIssue(repo: string, title: string, body: string, labels: string[] | undefined, ctx: ToolContext): Promise<unknown> {
|
||||
return giteaFetch(`/repos/${repo}/issues`, ctx, 'POST', { title, body, labels });
|
||||
}
|
||||
|
||||
async function giteaListIssues(repo: string, state: string, ctx: ToolContext): Promise<unknown> {
|
||||
return giteaFetch(`/repos/${repo}/issues?state=${state}&limit=20`, ctx);
|
||||
}
|
||||
|
||||
async function giteaCloseIssue(repo: string, issueNumber: number, ctx: ToolContext): Promise<unknown> {
|
||||
return giteaFetch(`/repos/${repo}/issues/${issueNumber}`, ctx, 'PATCH', { state: 'closed' });
|
||||
}
|
||||
|
||||
// ---------------------------------------------------------------------------
|
||||
// Spawn agent (used by Orchestrator to delegate to specialists)
|
||||
// Calls back to the AgentRunner HTTP API to queue a new job.
|
||||
// ---------------------------------------------------------------------------
|
||||
|
||||
async function spawnAgentTool(agent: string, task: string, repo: string, _ctx: ToolContext): Promise<unknown> {
|
||||
const runnerUrl = process.env.AGENT_RUNNER_URL || 'http://localhost:3333';
|
||||
try {
|
||||
const res = await fetch(`${runnerUrl}/api/agent/run`, {
|
||||
method: 'POST',
|
||||
headers: { 'Content-Type': 'application/json', 'X-Internal': 'true' },
|
||||
body: JSON.stringify({ agent, task, repo })
|
||||
});
|
||||
const data = await res.json() as any;
|
||||
return { jobId: data.jobId, agent, status: 'dispatched' };
|
||||
} catch (err) {
|
||||
return { error: `Failed to spawn agent: ${err instanceof Error ? err.message : String(err)}` };
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user