update shell; increase timeout values for initialization and command execution

Author: dcloud347

argus/tools/shell.py

@@ -35,7 +35,7 @@ class ShellTool(Tool):
     def __init__(
         self,
         image: str,
-        timeout: int = 90,
+        timeout: int = 120,
         workdir: str = "/testbed",
         remove_on_cleanup: bool = True,
         port: int = 8080,
@@ -86,7 +86,7 @@ def _ensure_shell(self) -> pexpect.spawn:
         self._shell.expect([r"\$", r"#"], timeout=30)
         # cd to workdir
         self._shell.sendline(f"cd {self.workdir}")
-        self._shell.expect([r"\$", r"#"], timeout=10)
+        self._shell.expect([r"\$", r"#"], timeout=30)
 
         return self._shell