From abcce1e1db3282651a916f5de9193bb4025ff559 Mon Sep 17 00:00:00 2001
From: aiguozhi123456 <aiguozhi123456@users.noreply.github.com>
Date: Tue, 24 Feb 2026 03:18:23 +0000
Subject: [PATCH] feat(exec): add path_append config to extend PATH for
 subprocess

---
 nanobot/agent/tools/shell.py | 7 +++++++
 nanobot/config/schema.py     | 1 +
 2 files changed, 8 insertions(+)

diff --git a/nanobot/agent/tools/shell.py b/nanobot/agent/tools/shell.py
index e3592a7..c11fa2d 100644
--- a/nanobot/agent/tools/shell.py
+++ b/nanobot/agent/tools/shell.py
@@ -19,6 +19,7 @@ class ExecTool(Tool):
         deny_patterns: list[str] | None = None,
         allow_patterns: list[str] | None = None,
         restrict_to_workspace: bool = False,
+        path_append: str = "/usr/sbin:/usr/local/sbin",
     ):
         self.timeout = timeout
         self.working_dir = working_dir
@@ -35,6 +36,7 @@ class ExecTool(Tool):
         ]
         self.allow_patterns = allow_patterns or []
         self.restrict_to_workspace = restrict_to_workspace
+        self.path_append = path_append
     
     @property
     def name(self) -> str:
@@ -67,12 +69,17 @@ class ExecTool(Tool):
         if guard_error:
             return guard_error
         
+        env = os.environ.copy()
+        if self.path_append:
+            env["PATH"] = env.get("PATH", "") + ":" + self.path_append
+
         try:
             process = await asyncio.create_subprocess_shell(
                 command,
                 stdout=asyncio.subprocess.PIPE,
                 stderr=asyncio.subprocess.PIPE,
                 cwd=cwd,
+                env=env,
             )
             
             try:
diff --git a/nanobot/config/schema.py b/nanobot/config/schema.py
index fe8dd83..dd856fe 100644
--- a/nanobot/config/schema.py
+++ b/nanobot/config/schema.py
@@ -252,6 +252,7 @@ class ExecToolConfig(Base):
     """Shell exec tool configuration."""
 
     timeout: int = 60
+    path_append: str = "/usr/sbin:/usr/local/sbin"
 
 
 class MCPServerConfig(Base):