fix(shell): preserve login PATH for path append

Made-with: Cursor
This commit is contained in:
Xubin Ren
2026-04-26 20:32:38 +08:00
committed by Xubin Ren
parent 814345dd78
commit 3b82e14f85
2 changed files with 23 additions and 20 deletions
+7 -4
View File
@@ -135,7 +135,11 @@ class ExecTool(Tool):
env = self._build_env()
if self.path_append:
env["PATH"] = env.get("PATH", "") + os.pathsep + self.path_append
if _IS_WINDOWS:
env["PATH"] = env.get("PATH", "") + os.pathsep + self.path_append
else:
env["NANOBOT_PATH_APPEND"] = self.path_append
command = f'export PATH="$PATH{os.pathsep}$NANOBOT_PATH_APPEND"; {command}'
try:
process = await self._spawn(command, cwd, env)
@@ -255,7 +259,6 @@ class ExecTool(Tool):
home = os.environ.get("HOME", "/tmp")
env = {
"HOME": home,
"PATH": os.environ.get ("PATH", "/usr/bin:/bin"),
"LANG": os.environ.get("LANG", "C.UTF-8"),
"TERM": os.environ.get("TERM", "dumb"),
}
@@ -296,8 +299,8 @@ class ExecTool(Tool):
continue
media_path = get_media_dir().resolve()
if (p.is_absolute()
and cwd_path not in p.parents
if (p.is_absolute()
and cwd_path not in p.parents
and p != cwd_path
and media_path not in p.parents
and p != media_path
+16 -16
View File
@@ -27,7 +27,7 @@ class TestBuildEnvUnix:
def test_expected_keys(self):
with patch("nanobot.agent.tools.shell._IS_WINDOWS", False):
env = ExecTool()._build_env()
expected = {"HOME", "LANG", "PATH","TERM"}
expected = {"HOME", "LANG", "TERM"}
assert expected <= set(env)
if sys.platform != "win32":
assert set(env) == expected
@@ -148,33 +148,33 @@ class TestSpawnWindows:
class TestPathAppendPlatform:
@pytest.mark.asyncio
async def test_unix_injects_export (self):
"""On Unix, path_append is passed via the env dict, not shell string."""
mock_proc = AsyncMock ()
async def test_unix_uses_env_var_in_fixed_export(self):
"""On Unix, path_append must not be interpolated into shell source."""
mock_proc = AsyncMock()
mock_proc.communicate.return_value = (b"ok", b"")
mock_proc.returncode = 0
captured_cmd = None
captured_env = {}
async def capture_spawn (cmd, cwd, env):
async def capture_spawn(cmd, cwd, env):
nonlocal captured_cmd
captured_cmd = cmd
captured_env.update (env)
captured_env.update(env)
return mock_proc
with (
patch ("nanobot.agent.tools.shell._IS_WINDOWS", False),
patch ("nanobot.agent.tools.shell.os.pathsep", ":"),
patch.object (ExecTool, "_spawn", side_effect=capture_spawn),
patch.object (ExecTool, "_guard_command", return_value=None),
patch("nanobot.agent.tools.shell._IS_WINDOWS", False),
patch("nanobot.agent.tools.shell.os.pathsep", ":"),
patch.object(ExecTool, "_spawn", side_effect=capture_spawn),
patch.object(ExecTool, "_guard_command", return_value=None),
):
tool = ExecTool (path_append="/opt/bin")
await tool.execute (command="ls")
tool = ExecTool(path_append="/opt/bin; echo INJECTED")
await tool.execute(command="ls")
# path_append must be in the env dict, NOT injected into the command
assert captured_cmd == "ls"
assert captured_env["PATH"].endswith (":/opt/bin")
assert captured_cmd == 'export PATH="$PATH:$NANOBOT_PATH_APPEND"; ls'
assert captured_env["NANOBOT_PATH_APPEND"] == "/opt/bin; echo INJECTED"
assert "INJECTED" not in captured_cmd
@pytest.mark.asyncio
async def test_windows_modifies_env(self):
@@ -191,7 +191,7 @@ class TestPathAppendPlatform:
with (
patch("nanobot.agent.tools.shell._IS_WINDOWS", True),
patch ("nanobot.agent.tools.shell.os.pathsep", ";"),
patch("nanobot.agent.tools.shell.os.pathsep", ";"),
patch.object(ExecTool, "_spawn", side_effect=capture_spawn),
patch.object(ExecTool, "_guard_command", return_value=None),
):