Spaces:
Running
Running
File size: 8,352 Bytes
32df48d a701233 32df48d a701233 32df48d a701233 32df48d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 | # Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the BSD-style license found in the
# LICENSE file in the root directory of this source tree.
"""E2B sandbox wrapper with shell and file-operation helpers."""
from __future__ import annotations
import json
from dataclasses import dataclass
from typing import Any
_E2B_IMPORT_ERROR: ImportError | None = None
try:
from e2b_code_interpreter import Sandbox
except ImportError as _e2b_import_error: # pragma: no cover
_E2B_IMPORT_ERROR = _e2b_import_error
Sandbox = None # type: ignore[assignment]
@dataclass
class ToolResult:
ok: bool
output: str = ""
error: str | None = None
metadata: dict[str, Any] | None = None
class E2BSandbox:
"""One E2B sandbox per OpenEnv episode."""
def __init__(self, api_key: str):
if Sandbox is None:
raise ImportError(
"e2b-code-interpreter is not installed. Install coding_tools_env "
f"dependencies. Original import error: {_E2B_IMPORT_ERROR}"
)
self._sbx = Sandbox.create(api_key=api_key)
self.sandbox_id: str = self._sbx.sandbox_id
self.run_shell("mkdir -p /home/user/work")
def run_shell(self, command: str, timeout_s: float = 30) -> ToolResult:
code = (
"import subprocess, json\n"
f"_r = subprocess.run({command!r}, shell=True, capture_output=True, text=True, timeout={float(timeout_s)!r})\n"
"print(json.dumps({'returncode': _r.returncode, 'stdout': _r.stdout, 'stderr': _r.stderr}))\n"
)
execution = self._sbx.run_code(code)
result = _decode_json_line(execution.logs.stdout)
if result is None:
return ToolResult(ok=False, error=_format_error(execution))
rc = int(result.get("returncode", 1))
stdout = str(result.get("stdout", ""))
stderr = str(result.get("stderr", ""))
ok = rc == 0
output = "\n".join(part for part in [stdout.strip(), stderr.strip()] if part)
return ToolResult(
ok=ok,
output=output,
error=None if ok else f"exit_code={rc}",
metadata={"exit_code": rc},
)
def read_file(
self, file_path: str, offset: int | None = None, limit: int | None = None
) -> ToolResult:
code = (
"from pathlib import Path\n"
"import json\n"
f"_p = Path({file_path!r})\n"
"if not _p.exists():\n"
" print(json.dumps({'ok': False, 'error': 'file not found'}))\n"
"else:\n"
" _t = _p.read_text(encoding='utf-8')\n"
f" _o = {offset if offset is not None else 'None'}\n"
f" _l = {limit if limit is not None else 'None'}\n"
" if _o is not None:\n"
" _t = _t[_o:]\n"
" if _l is not None:\n"
" _t = _t[:_l]\n"
" print(json.dumps({'ok': True, 'content': _t}))\n"
)
execution = self._sbx.run_code(code)
result = _decode_json_line(execution.logs.stdout)
if result is None:
return ToolResult(ok=False, error=_format_error(execution))
if not result.get("ok", False):
return ToolResult(ok=False, error=str(result.get("error", "read failed")))
return ToolResult(ok=True, output=str(result.get("content", "")))
def write_file(self, file_path: str, content: str) -> ToolResult:
try:
self._sbx.files.write(file_path, content.encode("utf-8"))
return ToolResult(ok=True, output="write ok", metadata={"bytes": len(content.encode("utf-8"))})
except Exception as exc:
return ToolResult(ok=False, error=f"write failed: {exc}")
def glob_files(self, pattern: str, path: str | None = None) -> ToolResult:
code = (
"from pathlib import Path\n"
"import json\n"
f"_root = Path({(path or '.')!r})\n"
f"_matches = sorted(str(p) for p in _root.glob({pattern!r}))\n"
"print(json.dumps({'ok': True, 'matches': _matches}))\n"
)
execution = self._sbx.run_code(code)
result = _decode_json_line(execution.logs.stdout)
if result is None:
return ToolResult(ok=False, error=_format_error(execution))
matches = result.get("matches", [])
return ToolResult(ok=True, output="\n".join(matches), metadata={"matches": matches})
def list_dir(self, path: str = ".", ignore: list[str] | None = None) -> ToolResult:
ignore = ignore or []
code = (
"from pathlib import Path\n"
"import json\n"
f"_ignore = set({ignore!r})\n"
f"_p = Path({path!r})\n"
"if not _p.exists():\n"
" print(json.dumps({'ok': False, 'error': 'path not found'}))\n"
"else:\n"
" _items = []\n"
" for _x in sorted(_p.iterdir()):\n"
" if _x.name in _ignore:\n"
" continue\n"
" _items.append({'name': _x.name, 'is_dir': _x.is_dir()})\n"
" print(json.dumps({'ok': True, 'items': _items}))\n"
)
execution = self._sbx.run_code(code)
result = _decode_json_line(execution.logs.stdout)
if result is None:
return ToolResult(ok=False, error=_format_error(execution))
if not result.get("ok", False):
return ToolResult(ok=False, error=str(result.get("error", "ls failed")))
items = result.get("items", [])
lines = [f"{'[dir]' if item['is_dir'] else '[file]'} {item['name']}" for item in items]
return ToolResult(ok=True, output="\n".join(lines), metadata={"items": items})
def grep(self, pattern: str, path: str | None = None, include: str | None = None) -> ToolResult:
root = path or "."
code = (
"from pathlib import Path\n"
"import fnmatch, json, re\n"
f"_root = Path({root!r})\n"
f"_pat = re.compile({pattern!r})\n"
f"_include = {include!r}\n"
"_out = []\n"
"if not _root.exists():\n"
" print(json.dumps({'ok': False, 'error': 'path not found'}))\n"
"else:\n"
" for _p in _root.rglob('*'):\n"
" if not _p.is_file():\n"
" continue\n"
" if _include and not fnmatch.fnmatch(_p.name, _include):\n"
" continue\n"
" try:\n"
" _lines = _p.read_text(encoding='utf-8').splitlines()\n"
" except Exception:\n"
" continue\n"
" for _i, _line in enumerate(_lines, start=1):\n"
" if _pat.search(_line):\n"
" _out.append(f'{_p}:{_i}:{_line}')\n"
" print(json.dumps({'ok': True, 'matches': _out}))\n"
)
execution = self._sbx.run_code(code)
result = _decode_json_line(execution.logs.stdout)
if result is None:
return ToolResult(ok=False, error=_format_error(execution))
if not result.get("ok", False):
return ToolResult(ok=False, error=str(result.get("error", "grep failed")))
matches = result.get("matches", [])
return ToolResult(ok=True, output="\n".join(matches), metadata={"matches": matches})
def kill(self) -> None:
try:
self._sbx.kill()
except Exception:
try:
self._sbx.close()
except Exception:
pass
def _decode_json_line(lines: list[str] | None) -> dict[str, Any] | None:
if not lines:
return None
for raw in reversed(lines):
raw = raw.strip()
if not raw:
continue
try:
value = json.loads(raw)
except Exception:
continue
if isinstance(value, dict):
return value
return None
def _format_error(execution: Any) -> str:
if execution.error:
return f"{execution.error.name}: {execution.error.value}"
stderr = "\n".join(execution.logs.stderr or [])
return stderr or "sandbox execution failed"
|