Method readFiles

worker/src/utils/isolated-volume.ts:298–323

* Reads files from the volume after container execution. * * @param filenames - Array of filenames to read * @returns Map of filename to content * * @example * ```typescript * const outputs = await volume.readFiles(['results.json', 'summary.txt']); * console.log(outputs['resu

(filenames: string[])

   * ```
   */
  async readFiles(filenames: string[]): Promise<Record<string, string>> {
    if (!this.volumeName) {
      throw new ConfigurationError('Volume not initialized', {
        details: { tenantId: this.tenantId, runId: this.runId },
      });
    }

    const results: Record<string, string> = {};

    for (const filename of filenames) {
      // Strict validation to prevent path traversal and injection
      this.validateFilename(filename);

      try {
        const content = await this.readFileFromVolume(filename);
        results[filename] = content;
      } catch (error) {
        // File might not exist, which is okay
        console.warn(
          `Could not read file ${filename}: ${error instanceof Error ? error.message : String(error)}`,
        );
      }
    }

    return results;
  }

  /**
   * Reads a single file from the volume using docker run.