leefer
97d8b7ae89
- cli.py:无界面命令行(host/tunnel/list/test/start/remove),复用隧道引擎 - storage.py:配置目录跨平台(Win %APPDATA%,Linux ~/ssh-e2e/.config,macOS ~/ssh-e2e/Library), 非 Windows 经 keyring+AES-GCM 加密机密,无后端时明文并提示 - install.sh / install.ps1:经 gitea.xbay.cc 一键拉取安装 - 修复:Store 未创建配置目录的崩溃(CLI 路径)
272 lines
9.8 KiB
Python
272 lines
9.8 KiB
Python
#!/usr/bin/env python3
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"""SSH 隧道管理器 — 命令行模式(跨平台,无界面)。
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用法:
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ssh-tunnel host add <名称> <user@host> [端口=22] [--password] [--key 路径]
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ssh-tunnel tunnel add <名称> --host <主机名或ID> --lp 本地端口 --rp 远程端口 [--rh 远程地址=127.0.0.1]
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ssh-tunnel start <隧道名或ID> [隧道...] # 前台运行,Ctrl+C 退出
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ssh-tunnel stop-all # (与 start 配套,信号处理自动调用)
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ssh-tunnel list # 列出主机与隧道
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ssh-tunnel remove host|tunnel <名称或ID>
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ssh-tunnel test <主机名或ID>
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"""
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from __future__ import annotations
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import argparse
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import getpass
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import signal
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import sys
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import time
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from pathlib import Path
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sys.path.insert(0, str(Path(__file__).parent))
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from engine import TunnelManager, probe_host # noqa: E402
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from storage import Store, data_root # noqa: E402
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def _print(msg: str) -> None:
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print(msg, flush=True)
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class _QuietEmit:
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"""CLI 模式下把引擎事件打到终端。"""
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def __init__(self):
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self._last: dict[str, str] = {}
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def __call__(self, ev: dict) -> None:
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if ev.get("type") == "tunnel":
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if self._last.get(ev["id"]) == ev["status"]:
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return # 状态未变(如连接计数刷新),不重复打印
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self._last[ev["id"]] = ev["status"]
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t = ev["status"]
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if t == "connected":
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_print("[隧道] 已连接")
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elif t == "error":
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_print(f"[隧道] 连接失败: {ev.get('error', '')}")
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elif ev.get("type") == "log":
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e = ev["entry"]
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lv = e["level"]
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mark = {"info": "·", "success": "✔", "warn": "!", "error": "×"}.get(lv, "·")
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_print(f"[{e['t']}] {mark} {e['msg']}")
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def find_host(store: Store, ref: str):
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hosts = store.data["hosts"]
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return next((h for h in hosts if h["id"] == ref or h["name"] == ref), None)
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def find_tunnel(store: Store, ref: str):
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ts = store.data["tunnels"]
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return next((t for t in ts if t["id"] == ref or t["name"] == ref), None)
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def cmd_host_add(store, args) -> int:
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if "@" not in args.target:
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_print("错误: 目标格式应为 user@host")
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return 1
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user, host = args.target.rsplit("@", 1)
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auth = "key" if args.key else "password"
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if find_host(store, args.name):
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_print(f"错误: 主机「{args.name}」已存在")
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return 1
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password = passphrase = ""
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if auth == "password" and args.password:
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password = getpass.getpass("登录密码: ")
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if auth == "key" and args.key:
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if not Path(args.key).expanduser().exists():
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_print(f"错误: 私钥文件不存在: {args.key}")
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return 1
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passphrase = getpass.getpass("私钥口令(无则直接回车): ")
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store.data["hosts"].append({
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"id": Store.new_id(), "name": args.name, "hostname": host,
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"port": args.port, "username": user, "auth": auth,
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"password": password, "key_path": str(Path(args.key).expanduser()) if args.key else "",
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"key_passphrase": passphrase, "note": "",
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})
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store.save()
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_print(f"已添加主机 {user}@{host}:{args.port}(认证:{'私钥' if auth == 'key' else '密码'})")
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return 0
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def cmd_tunnel_add(store, args) -> int:
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host = find_host(store, args.host)
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if not host:
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_print(f"错误: 找不到主机「{args.host}」,先执行 host add")
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return 1
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for t in store.data["tunnels"]:
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if t["local_port"] == args.lp:
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_print(f"错误: 本地端口 {args.lp} 已被隧道「{t['name']}」使用")
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return 1
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store.data["tunnels"].append({
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"id": Store.new_id(), "name": args.name, "host_id": host["id"],
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"local_port": args.lp, "remote_host": args.rh or "127.0.0.1",
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"remote_port": args.rp, "autostart": False, "autoreconnect": True,
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})
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store.save()
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_print(f"已添加隧道 {args.name}: 127.0.0.1:{args.lp} → {args.rh or '127.0.0.1'}:{args.rp}(经 {host['name']})")
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_print(f"启动: ssh-tunnel start {args.name}")
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return 0
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def cmd_list(store, _args) -> int:
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if store.warn_plaintext:
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_print("提示: 当前平台无可用密钥后端,密码以明文保存于配置文件。")
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_print("主机:")
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if not store.data["hosts"]:
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_print(" (无) 添加: ssh-tunnel host add <名称> user@host")
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for h in store.data["hosts"]:
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_print(f" {h['name']} {h['username']}@{h['hostname']}:{h['port']} "
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f"{'私钥' if h.get('auth') == 'key' else '密码'}")
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_print("隧道:")
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if not store.data["tunnels"]:
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_print(" (无) 添加: ssh-tunnel tunnel add <名称> --host <主机> --lp 本地端口 --rp 远程端口")
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for t in store.data["tunnels"]:
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h = next((x for x in store.data["hosts"] if x["id"] == t["host_id"]), None)
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hn = h["name"] if h else "(主机缺失)"
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_print(f" {t['name']} 127.0.0.1:{t['local_port']} → {t['remote_host']}:{t['remote_port']} 经 {hn}")
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return 0
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def cmd_test(store, args) -> int:
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host = find_host(store, args.host)
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if not host:
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_print(f"错误: 找不到主机「{args.host}」")
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return 1
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_print(f"正在测试 {host['username']}@{host['hostname']}:{host['port']} ...")
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ok, msg = probe_host(host, data_root() / "known_hosts")
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_print(("✔ " if ok else "× ") + msg)
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return 0 if ok else 1
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def cmd_remove(store, args) -> int:
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if args.kind == "host":
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h = find_host(store, args.ref)
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if not h:
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_print(f"错误: 找不到主机「{args.ref}」")
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return 1
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used = [t["name"] for t in store.data["tunnels"] if t["host_id"] == h["id"]]
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if used:
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_print(f"错误: 主机被隧道使用: {', '.join(used)}")
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return 1
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store.data["hosts"].remove(h)
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store.save()
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_print(f"已删除主机 {h['name']}")
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else:
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t = find_tunnel(store, args.ref)
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if not t:
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_print(f"错误: 找不到隧道「{args.ref}」")
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return 1
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store.data["tunnels"].remove(t)
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store.save()
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_print(f"已删除隧道 {t['name']}")
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return 0
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def cmd_start(store, args) -> int:
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refs = args.tunnels
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if not refs: # 未指定则启动全部
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refs = [t["name"] for t in store.data["tunnels"]]
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if not refs:
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_print("没有已配置的隧道。先用 tunnel add 添加。")
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return 1
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hosts_by_id = {h["id"]: h for h in store.data["hosts"]}
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mgr = TunnelManager(_QuietEmit(), data_root()) chosen = []
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for r in refs:
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t = find_tunnel(store, r)
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if not t:
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_print(f"错误: 找不到隧道「{r}」")
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return 1
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chosen.append(t)
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mgr.apply_config(chosen, hosts_by_id)
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if store.warn_plaintext:
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_print("提示: 当前平台无可用密钥后端,密码以明文保存于配置文件。")
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names = ", ".join(t["name"] for t in chosen)
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_print(f"启动隧道: {names} — Ctrl+C 退出")
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stopping = False
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def _stop(*_a):
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nonlocal stopping
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if not stopping:
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stopping = True
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_print("\n正在断开所有隧道 ...")
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mgr.stop_all()
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signal.signal(signal.SIGINT, _stop)
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signal.signal(signal.SIGTERM, _stop)
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for t in mgr.tunnels.values():
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t.start()
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try:
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while not stopping:
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time.sleep(0.3)
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alive = [t for t in mgr.tunnels.values() if t.status != "stopped"]
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if not alive:
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_print("所有隧道已停止。")
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return 1
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except KeyboardInterrupt:
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_stop()
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return 0
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def main() -> int:
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p = argparse.ArgumentParser(prog="ssh-tunnel", description="SSH 隧道管理器(命令行)")
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sub = p.add_subparsers(dest="cmd", required=True)
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sp = sub.add_parser("host", help="主机管理")
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hsub = sp.add_subparsers(dest="sub", required=True)
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ha = hsub.add_parser("add", help="添加主机")
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ha.add_argument("name", help="备注名称")
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ha.add_argument("target", help="user@host")
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ha.add_argument("port", nargs="?", type=int, default=22)
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ha.add_argument("--password", action="store_true", help="交互输入密码(默认)")
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ha.add_argument("--key", help="私钥文件路径")
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sp = sub.add_parser("tunnel", help="隧道管理")
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tsub = sp.add_subparsers(dest="sub", required=True)
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ta = tsub.add_parser("add", help="添加隧道")
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ta.add_argument("name")
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ta.add_argument("--host", required=True, help="主机名称或 ID")
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ta.add_argument("--lp", type=int, required=True, help="本地端口")
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ta.add_argument("--rp", type=int, required=True, help="远程端口")
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ta.add_argument("--rh", default="127.0.0.1", help="远程地址(默认 127.0.0.1)")
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sub.add_parser("list", help="列出主机与隧道")
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sub.add_parser("stop-all", help="预留(前台模式退出时自动断开)")
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st = sub.add_parser("start", help="前台启动隧道")
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st.add_argument("tunnels", nargs="*", help="隧道名称或 ID(空=全部)")
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ts = sub.add_parser("test", help="测试主机连通")
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ts.add_argument("host")
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rm = sub.add_parser("remove", help="删除主机或隧道")
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rm.add_argument("kind", choices=["host", "tunnel"])
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rm.add_argument("ref")
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args = p.parse_args()
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store = Store(data_root())
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if args.cmd == "host":
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return cmd_host_add(store, args)
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if args.cmd == "tunnel":
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return cmd_tunnel_add(store, args)
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if args.cmd == "list":
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return cmd_list(store, args)
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if args.cmd == "test":
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return cmd_test(store, args)
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if args.cmd == "remove":
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return cmd_remove(store, args)
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if args.cmd == "start":
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return cmd_start(store, args)
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if args.cmd == "stop-all":
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_print("隧道随前台进程退出自动断开,无需单独停止。")
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return 0
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return 1
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if __name__ == "__main__":
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sys.exit(main())
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