import { z } from 'zod';
import { config } from '../../config.js';
import { errorResult, jsonResult, toErrorMessage } from '../shared.js';
import { dockerManager } from './dockerManager.js';
export function registerDockerContainerLogsTool(server) {
    server.registerTool('docker_get_container_logs', {
        title: 'Docker Get Container Logs',
        description: 'Fetch logs from a running or stopped Docker container started by this server.',
        inputSchema: {
            containerId: z.string().min(1).describe('Container ID (short or long) returned by docker_run_container.'),
            tail: z
                .number()
                .int()
                .positive()
                .optional()
                .default(200)
                .describe('Only return the last N lines.'),
            follow: z
                .boolean()
                .optional()
                .default(false)
                .describe('Stream logs (not implemented; kept for API compatibility).'),
        },
    }, async ({ containerId, tail, follow }) => {
        try {
            await dockerManager.ensureReachable();
            if (follow) {
                return jsonResult({
                    containerId,
                    note: 'Live log streaming is not supported via this tool; use docker_get_container_logs with follow:false to poll.',
                    logs: '',
                });
            }
            const docker = dockerManager.getDocker();
            const buffer = await docker.getContainer(containerId).logs({
                stdout: true,
                stderr: true,
                tail,
            });
            const raw = Buffer.isBuffer(buffer) ? buffer.toString('utf8') : String(buffer);
            return jsonResult({
                containerId,
                logs: raw.slice(-config.maxToolOutputChars),
                bytes: raw.length,
            });
        }
        catch (error) {
            return errorResult(toErrorMessage(error));
        }
    });
}
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