- ensure_container 的全局/每用户配额闸门仅在创建 docker 句柄时执行, host 句柄(会话标识,不占容器池)不再计入任何配额,修复 host 模式 下第 4 个工作区起 GET /api/conversations 返回 503 的问题 - _has_capacity / has_capacity 全局上限计数同步只统计 docker 句柄 - MAX_ACTIVE_CONTAINERS_PER_USER 默认值 3 -> 8 - admin 面板 available_slots 展示对齐为 docker 句柄计数
106 lines
4.3 KiB
Python
106 lines
4.3 KiB
Python
"""终端与会话管理配置。"""
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import os
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MAX_TERMINALS = 3
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TERMINAL_BUFFER_SIZE = 100000
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TERMINAL_DISPLAY_SIZE = 50000
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TERMINAL_TIMEOUT = 300
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TERMINAL_OUTPUT_WAIT = 5
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TERMINAL_SNAPSHOT_DEFAULT_LINES = 50
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TERMINAL_SNAPSHOT_MAX_LINES = 200
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TERMINAL_SNAPSHOT_MAX_CHARS = 6000000
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TERMINAL_INPUT_MAX_CHARS = 50000
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def _parse_bindings(raw_value: str):
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items = []
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for chunk in raw_value.split(","):
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chunk = chunk.strip()
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if not chunk:
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continue
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items.append(chunk)
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return items
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def _parse_paths(raw_value: str):
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items = []
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for chunk in (raw_value or "").split(","):
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chunk = chunk.strip()
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if not chunk:
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continue
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items.append(chunk)
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return items
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_env_prefix = "TERMINAL_SANDBOX_ENV_"
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TERMINAL_SANDBOX_MODE = os.environ.get("TERMINAL_SANDBOX_MODE", "host").lower()
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TERMINAL_SANDBOX_IMAGE = os.environ.get("TERMINAL_SANDBOX_IMAGE", "python:3.11-slim")
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TERMINAL_SANDBOX_MOUNT_PATH = os.environ.get("TERMINAL_SANDBOX_MOUNT_PATH", "/workspace")
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TERMINAL_SANDBOX_SHELL = os.environ.get("TERMINAL_SANDBOX_SHELL", "/bin/bash")
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TERMINAL_SANDBOX_NETWORK = os.environ.get("TERMINAL_SANDBOX_NETWORK", "bridge")
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# 安全默认:限制单容器 CPU/内存/PID,防止单用户资源耗尽型 DoS(2026-09-02 审计)。
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# 如需放开可显式设为空字符串(不推荐多用户部署放开)。
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TERMINAL_SANDBOX_CPUS = os.environ.get("TERMINAL_SANDBOX_CPUS", "1")
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TERMINAL_SANDBOX_MEMORY = os.environ.get("TERMINAL_SANDBOX_MEMORY", "1g")
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TERMINAL_SANDBOX_PIDS_LIMIT = os.environ.get("TERMINAL_SANDBOX_PIDS_LIMIT", "512")
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TERMINAL_SANDBOX_BINDS = _parse_bindings(os.environ.get("TERMINAL_SANDBOX_BINDS", ""))
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TERMINAL_SANDBOX_BIN = os.environ.get("TERMINAL_SANDBOX_BIN", "docker")
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TERMINAL_SANDBOX_NAME_PREFIX = os.environ.get("TERMINAL_SANDBOX_NAME_PREFIX", "agent-term")
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TERMINAL_SANDBOX_ENV = {
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key[len(_env_prefix):]: value
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for key, value in os.environ.items()
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if key.startswith(_env_prefix)
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}
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TERMINAL_SANDBOX_REQUIRE = os.environ.get("TERMINAL_SANDBOX_REQUIRE", "0") not in {"0", "false", "False"}
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LINUX_SAFETY = os.environ.get("LINUX_SAFETY", "0") not in {"0", "false", "False"}
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TOOLBOX_TERMINAL_IDLE_SECONDS = int(os.environ.get("TOOLBOX_TERMINAL_IDLE_SECONDS", "900"))
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MAX_ACTIVE_USER_CONTAINERS = int(os.environ.get("MAX_ACTIVE_USER_CONTAINERS", "8"))
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# 每用户同时活跃的容器上限(防单用户多工作区占满全局容器池,2026-09-02 审计新增)
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# 仅统计 docker 句柄(host 句柄不计入);默认值 8 与全局上限对齐(2026-09-02 调整)
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MAX_ACTIVE_CONTAINERS_PER_USER = int(os.environ.get("MAX_ACTIVE_CONTAINERS_PER_USER", "8"))
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HOST_EXECUTION_MODE_DEFAULT = os.environ.get("HOST_EXECUTION_MODE_DEFAULT", "sandbox").strip().lower()
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# 沙箱可写路径的「部署通道」(逗号分隔)。路径授权只有两个来源:
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# config/host_sandbox_policy.json(前端「路径授权」UI)+ 本变量(真·环境变量),
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# 两者合并去重(见 modules/host_sandbox_policy.py::get_macos_writable_paths)。
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# settings.json 的 terminal.macos_writable_paths 映射已于 2026-08-30 移除;
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# .env 注入技术上仍会生效,但不是受支持的配置通道(不推荐使用)。
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HOST_SANDBOX_MACOS_WRITABLE_PATHS = _parse_paths(
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os.environ.get("HOST_SANDBOX_MACOS_WRITABLE_PATHS", "")
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)
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HOST_SANDBOX_NETWORK_PERMISSION = os.environ.get(
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"HOST_SANDBOX_NETWORK_PERMISSION", "restricted"
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).strip().lower()
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__all__ = [
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"MAX_TERMINALS",
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"TERMINAL_BUFFER_SIZE",
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"TERMINAL_DISPLAY_SIZE",
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"TERMINAL_TIMEOUT",
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"TERMINAL_OUTPUT_WAIT",
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"TERMINAL_SNAPSHOT_DEFAULT_LINES",
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"TERMINAL_SNAPSHOT_MAX_LINES",
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"TERMINAL_SNAPSHOT_MAX_CHARS",
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"TERMINAL_INPUT_MAX_CHARS",
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"TERMINAL_SANDBOX_MODE",
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"TERMINAL_SANDBOX_IMAGE",
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"TERMINAL_SANDBOX_MOUNT_PATH",
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"TERMINAL_SANDBOX_SHELL",
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"TERMINAL_SANDBOX_NETWORK",
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"TERMINAL_SANDBOX_CPUS",
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"TERMINAL_SANDBOX_MEMORY",
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"TERMINAL_SANDBOX_PIDS_LIMIT",
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"TERMINAL_SANDBOX_BINDS",
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"TERMINAL_SANDBOX_BIN",
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"TERMINAL_SANDBOX_NAME_PREFIX",
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"TERMINAL_SANDBOX_ENV",
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"TERMINAL_SANDBOX_REQUIRE",
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"LINUX_SAFETY",
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"TOOLBOX_TERMINAL_IDLE_SECONDS",
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"MAX_ACTIVE_USER_CONTAINERS",
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"MAX_ACTIVE_CONTAINERS_PER_USER",
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"HOST_EXECUTION_MODE_DEFAULT",
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"HOST_SANDBOX_MACOS_WRITABLE_PATHS",
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"HOST_SANDBOX_NETWORK_PERMISSION",
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]
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