1038 lines
42 KiB
Python
1038 lines
42 KiB
Python
#!/usr/bin/env python3
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"""
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Remote control GUI for:
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- llama.cpp server (LLM)
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- Hermes backend server
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The GUI runs on Windows and controls a remote Ubuntu host over SSH.
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Dependency:
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pip install asyncssh
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"""
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from __future__ import annotations
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import asyncio
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import json
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import os
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import posixpath
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import queue
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import shlex
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import threading
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import tkinter as tk
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from pathlib import Path
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from tkinter import messagebox, scrolledtext, ttk
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try:
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import asyncssh
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HAS_ASYNCSSH = True
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except ImportError:
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HAS_ASYNCSSH = False
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SCRIPT_DIR = Path(__file__).resolve().parent
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SETTINGS_PATH = SCRIPT_DIR / "hermes_llm_gui_settings.json"
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class Tooltip:
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DELAY_MS = 500
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def __init__(self, widget: tk.Widget, text: str):
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self.widget = widget
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self.text = text
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self.timer_id = None
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self.tip_window = None
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widget.bind("<Enter>", self._schedule, add="+")
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widget.bind("<Leave>", self._cancel, add="+")
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widget.bind("<ButtonPress>", self._cancel, add="+")
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def _schedule(self, _event=None):
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self._cancel()
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self.timer_id = self.widget.after(self.DELAY_MS, self._show)
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def _cancel(self, _event=None):
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if self.timer_id:
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self.widget.after_cancel(self.timer_id)
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self.timer_id = None
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if self.tip_window:
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self.tip_window.destroy()
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self.tip_window = None
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def _show(self):
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if self.tip_window:
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return
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x = self.widget.winfo_rootx() + 18
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y = self.widget.winfo_rooty() + self.widget.winfo_height() + 4
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self.tip_window = win = tk.Toplevel(self.widget)
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win.wm_overrideredirect(True)
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win.wm_geometry(f"+{x}+{y}")
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win.attributes("-topmost", True)
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tk.Label(
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win,
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text=self.text,
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justify=tk.LEFT,
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background="#fff8dc",
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foreground="#1a1a1a",
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relief=tk.SOLID,
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borderwidth=1,
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wraplength=420,
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padx=8,
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pady=6,
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font=("Segoe UI", 9),
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).pack()
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def tip(widget: tk.Widget, text: str) -> tk.Widget:
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if text:
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Tooltip(widget, text)
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return widget
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class AsyncSSH:
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def __init__(self, host: str, user: str, password: str, port: int = 22):
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self.host = host
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self.user = user
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self.password = password
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self.port = port
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self._conn: asyncssh.SSHClientConnection | None = None
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async def connect(self):
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self._conn = await asyncssh.connect(
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self.host,
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port=self.port,
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username=self.user,
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password=self.password,
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known_hosts=None,
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)
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async def _ensure_conn(self):
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if self._conn is None:
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await self.connect()
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async def exec(self, cmd: str) -> str:
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await self._ensure_conn()
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result = await self._conn.run(cmd, check=False)
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return (result.stdout or "") + (result.stderr or "")
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async def exec_stream(self, cmd: str, output_cb):
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await self._ensure_conn()
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async with self._conn.create_process(
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cmd,
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stderr=asyncssh.STDOUT,
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encoding="utf-8",
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errors="replace",
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) as proc:
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async for line in proc.stdout:
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output_cb(line if line.endswith("\n") else line + "\n")
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output_cb(f"\n[process exited with code {proc.returncode}]\n")
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return proc.returncode
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async def close(self):
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if self._conn:
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self._conn.close()
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await self._conn.wait_closed()
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self._conn = None
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class HermesLLMGUI:
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def __init__(self, root: tk.Tk):
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self.root = root
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self.root.title("Hermes + LLM Remote Control")
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self.root.geometry("1180x900")
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self.root.minsize(980, 760)
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self._loop = asyncio.new_event_loop()
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threading.Thread(target=self._loop.run_forever, daemon=True, name="hermes-llm-asyncio").start()
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self._log_queue: queue.Queue[tuple[str, str]] = queue.Queue()
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self._chat_history: list[tuple[str, str]] = []
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self._init_vars()
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self._load_settings()
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self._build_ui()
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self._poll_log()
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if not HAS_ASYNCSSH:
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self._log("[error] asyncssh is missing. Install it with: pip install asyncssh\n", "error")
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def _init_vars(self):
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self.v_host = tk.StringVar(value="10.42.44.25")
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self.v_port = tk.IntVar(value=22)
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self.v_user = tk.StringVar(value="eskimue")
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self.v_pass = tk.StringVar(value="Preside")
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self.v_status = tk.StringVar(value="not connected")
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self.v_llm_bind_host = tk.StringVar(value="0.0.0.0")
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self.v_llm_port = tk.IntVar(value=8012)
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self.v_llm_alias = tk.StringVar(value="qwen-local")
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self.v_llm_threads = tk.IntVar(value=4)
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self.v_llm_ctx = tk.IntVar(value=2048)
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self.v_llm_model = tk.StringVar(
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value="/home/eskimue/local-ai/models/qwen2.5-0.5b-instruct/qwen2.5-0.5b-instruct-q4_k_m.gguf"
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)
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self.v_llm_workdir = tk.StringVar(value="/home/eskimue/local-ai/llama.cpp")
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self.v_llm_log = tk.StringVar(value="/home/eskimue/local-ai/logs/llama-server-qwen05b.log")
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self.v_llm_pid = tk.StringVar(value="/home/eskimue/local-ai/run/llama-server-qwen05b.pid")
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self.v_llm_status = tk.StringVar(value="unknown")
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self.v_test_prompt = tk.StringVar(value="Antworte nur mit OK")
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self.v_chat_mode = tk.StringVar(value="llm")
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self.v_hermes_host = tk.StringVar(value="127.0.0.1")
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self.v_hermes_port = tk.IntVar(value=9119)
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self.v_hermes_venv = tk.StringVar(value="/home/eskimue/local-ai/hermes-venv")
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self.v_hermes_log = tk.StringVar(value="/home/eskimue/local-ai/logs/hermes-serve.log")
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self.v_hermes_pid = tk.StringVar(value="/home/eskimue/local-ai/run/hermes-serve.pid")
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self.v_hermes_extra = tk.StringVar(value="--skip-build")
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self.v_hermes_status = tk.StringVar(value="unknown")
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self.v_chat_system = tk.StringVar(
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value="Du bist Hermes. Antworte hilfreich, klar und auf Deutsch."
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)
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self.v_chat_input = tk.StringVar()
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def _build_ui(self):
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top = ttk.Frame(self.root, padding=6)
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top.pack(fill=tk.X)
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self._build_connection_bar(top)
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body = ttk.PanedWindow(self.root, orient=tk.VERTICAL)
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body.pack(fill=tk.BOTH, expand=True, padx=6, pady=(0, 6))
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upper = ttk.Frame(body, padding=2)
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upper.columnconfigure(0, weight=1)
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upper.columnconfigure(1, weight=1)
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body.add(upper, weight=3)
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self._build_llm_panel(upper)
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self._build_hermes_panel(upper)
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lower = ttk.Frame(body, padding=2)
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lower.columnconfigure(0, weight=1)
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lower.rowconfigure(0, weight=1)
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body.add(lower, weight=2)
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lower_tabs = ttk.Notebook(lower)
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lower_tabs.grid(row=0, column=0, sticky=tk.NSEW)
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actions_tab = ttk.Frame(lower_tabs, padding=4)
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chat_tab = ttk.Frame(lower_tabs, padding=4)
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lower_tabs.add(actions_tab, text="Actions")
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lower_tabs.add(chat_tab, text="Hermes Chat")
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self._build_actions(actions_tab)
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self._build_chat_tab(chat_tab)
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log_frame = ttk.LabelFrame(self.root, text="Output", padding=4)
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log_frame.pack(fill=tk.BOTH, expand=True, padx=6, pady=(0, 6))
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self.log = scrolledtext.ScrolledText(
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log_frame,
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font=("Consolas", 9),
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bg="#1e1e1e",
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fg="#d4d4d4",
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insertbackground="white",
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wrap=tk.WORD,
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state=tk.DISABLED,
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)
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self.log.pack(fill=tk.BOTH, expand=True)
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self.log.tag_config("error", foreground="#f48771")
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self.log.tag_config("ok", foreground="#89d185")
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self.log.tag_config("info", foreground="#9cdcfe")
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def _build_connection_bar(self, parent):
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frame = ttk.LabelFrame(parent, text="SSH connection", padding=6)
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frame.pack(fill=tk.X)
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fields = [
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("Host", self.v_host, 18, "Host name or IP of the Linux server."),
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("Port", self.v_port, 6, "SSH port, usually 22."),
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("User", self.v_user, 14, "SSH user that starts and stops the services."),
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("Password", self.v_pass, 16, "Password stays only in memory unless you save settings."),
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]
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for idx, (label, var, width, help_text) in enumerate(fields):
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ttk.Label(frame, text=f"{label}:").grid(row=0, column=idx * 2, padx=(4, 2), pady=2, sticky=tk.W)
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entry = ttk.Entry(frame, textvariable=var, width=width, show="*" if label == "Password" else "")
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entry.grid(row=0, column=idx * 2 + 1, padx=(0, 8), pady=2)
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tip(entry, help_text)
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tip(
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ttk.Button(frame, text="Connect & test", command=self._test_connection),
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"Checks SSH access and whether the configured remote directories exist.",
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).grid(row=0, column=8, padx=4)
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tip(
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ttk.Button(frame, text="Refresh status", command=self._refresh_all_status),
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"Checks the current LLM and Hermes process status on the server.",
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).grid(row=0, column=9, padx=4)
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tip(
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ttk.Button(frame, text="Save settings", command=self._save_settings),
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"Stores the current GUI values in a local JSON file next to this script.",
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).grid(row=0, column=10, padx=4)
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ttk.Label(frame, textvariable=self.v_status, foreground="#555").grid(row=0, column=11, padx=6, sticky=tk.W)
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def _build_llm_panel(self, parent):
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frame = ttk.LabelFrame(parent, text="LLM server (llama.cpp)", padding=8)
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frame.grid(row=0, column=0, sticky=tk.NSEW, padx=(0, 6))
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frame.columnconfigure(1, weight=1)
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rows = [
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("Bind host", self.v_llm_bind_host, "The host address llama-server listens on. Use 0.0.0.0 for external access."),
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("Port", self.v_llm_port, "HTTP port for the OpenAI-compatible API."),
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("Alias", self.v_llm_alias, "Public model alias used by the API, for example qwen-local."),
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("Threads", self.v_llm_threads, "CPU threads used by llama-server."),
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("Context", self.v_llm_ctx, "Context size passed to llama-server."),
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("Model path", self.v_llm_model, "Absolute path to the remote GGUF file."),
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("Work dir", self.v_llm_workdir, "Directory containing the llama.cpp build."),
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("Log path", self.v_llm_log, "Remote file where stdout and stderr are written."),
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("PID path", self.v_llm_pid, "Remote file which stores the llama-server process ID."),
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]
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for row, (label, var, help_text) in enumerate(rows):
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ttk.Label(frame, text=f"{label}:").grid(row=row, column=0, sticky=tk.W, padx=4, pady=3)
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ttk.Entry(frame, textvariable=var).grid(row=row, column=1, sticky=tk.EW, padx=4, pady=3)
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tip(ttk.Label(frame, text="?"), help_text).grid(row=row, column=2, sticky=tk.W)
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ttk.Label(frame, text="Status:").grid(row=len(rows), column=0, sticky=tk.W, padx=4, pady=(8, 3))
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self.llm_status_label = ttk.Label(frame, textvariable=self.v_llm_status, foreground="#555")
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self.llm_status_label.grid(row=len(rows), column=1, sticky=tk.W, padx=4, pady=(8, 3))
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buttons = ttk.Frame(frame)
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buttons.grid(row=len(rows) + 1, column=0, columnspan=3, sticky=tk.W, padx=4, pady=(8, 0))
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tip(ttk.Button(buttons, text="Start LLM", command=self._start_llm), "Starts the remote llama-server process.").pack(
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side=tk.LEFT, padx=(0, 6)
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)
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tip(ttk.Button(buttons, text="Stop LLM", command=self._stop_llm), "Stops the remote llama-server process.").pack(
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side=tk.LEFT, padx=6
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)
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tip(
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ttk.Button(buttons, text="LLM status", command=self._refresh_llm_status),
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"Checks the current process state and whether the HTTP endpoint is healthy.",
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).pack(side=tk.LEFT, padx=6)
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tip(
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ttk.Button(buttons, text="Tail LLM log", command=self._tail_llm_log),
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"Shows the last lines from the remote llama-server log.",
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).pack(side=tk.LEFT, padx=6)
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def _build_hermes_panel(self, parent):
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frame = ttk.LabelFrame(parent, text="Hermes backend", padding=8)
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frame.grid(row=0, column=1, sticky=tk.NSEW)
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frame.columnconfigure(1, weight=1)
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rows = [
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("Bind host", self.v_hermes_host, "Hermes serve host. Keep 127.0.0.1 unless you really need remote access."),
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("Port", self.v_hermes_port, "HTTP/WebSocket port for hermes serve."),
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("Venv path", self.v_hermes_venv, "Python virtual environment where Hermes Agent is installed."),
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("Log path", self.v_hermes_log, "Remote file where Hermes serve writes its output."),
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("PID path", self.v_hermes_pid, "Remote file which stores the Hermes process ID."),
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("Extra args", self.v_hermes_extra, "Additional command line flags appended to 'hermes serve'."),
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]
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for row, (label, var, help_text) in enumerate(rows):
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ttk.Label(frame, text=f"{label}:").grid(row=row, column=0, sticky=tk.W, padx=4, pady=3)
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ttk.Entry(frame, textvariable=var).grid(row=row, column=1, sticky=tk.EW, padx=4, pady=3)
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tip(ttk.Label(frame, text="?"), help_text).grid(row=row, column=2, sticky=tk.W)
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ttk.Label(frame, text="Default mode:").grid(row=len(rows), column=0, sticky=tk.NW, padx=4, pady=(8, 3))
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ttk.Label(
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frame,
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text=(
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"This GUI starts 'hermes serve' as a background backend.\n"
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"That is the most stable long-running Hermes process for this server."
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),
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justify=tk.LEFT,
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foreground="#555",
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).grid(row=len(rows), column=1, sticky=tk.W, padx=4, pady=(8, 3))
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ttk.Label(frame, text="Status:").grid(row=len(rows) + 1, column=0, sticky=tk.W, padx=4, pady=(8, 3))
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self.hermes_status_label = ttk.Label(frame, textvariable=self.v_hermes_status, foreground="#555")
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self.hermes_status_label.grid(row=len(rows) + 1, column=1, sticky=tk.W, padx=4, pady=(8, 3))
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buttons = ttk.Frame(frame)
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buttons.grid(row=len(rows) + 2, column=0, columnspan=3, sticky=tk.W, padx=4, pady=(8, 0))
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tip(ttk.Button(buttons, text="Start Hermes", command=self._start_hermes), "Starts 'hermes serve' in the background.").pack(
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side=tk.LEFT, padx=(0, 6)
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)
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tip(ttk.Button(buttons, text="Stop Hermes", command=self._stop_hermes), "Stops the Hermes backend process.").pack(
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side=tk.LEFT, padx=6
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)
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tip(
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ttk.Button(buttons, text="Hermes status", command=self._refresh_hermes_status),
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"Checks whether the Hermes backend process is currently running.",
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).pack(side=tk.LEFT, padx=6)
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tip(
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ttk.Button(buttons, text="Tail Hermes log", command=self._tail_hermes_log),
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"Shows the last lines from the remote Hermes log.",
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).pack(side=tk.LEFT, padx=6)
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def _build_actions(self, parent):
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frame = ttk.LabelFrame(parent, text="Combined actions", padding=8)
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frame.pack(fill=tk.BOTH, expand=True)
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row = ttk.Frame(frame)
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row.pack(fill=tk.X)
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tip(
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ttk.Button(row, text="Start both", command=self._start_both),
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"Starts the llama.cpp server first and then the Hermes backend.",
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).pack(side=tk.LEFT, padx=(0, 6))
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tip(
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ttk.Button(row, text="Stop both", command=self._stop_both),
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"Stops Hermes first and then the llama.cpp server.",
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).pack(side=tk.LEFT, padx=6)
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tip(
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ttk.Button(row, text="Health check", command=self._health_check),
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"Runs a small remote probe against the configured LLM and Hermes ports.",
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).pack(side=tk.LEFT, padx=6)
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tip(
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ttk.Button(row, text="Test chat", command=self._test_chat),
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"Sends a valid POST request to /v1/chat/completions with the configured model alias.",
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).pack(side=tk.LEFT, padx=6)
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tip(ttk.Button(row, text="Clear output", command=self._clear_log), "Clears the output panel.").pack(
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side=tk.RIGHT, padx=(6, 0)
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)
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prompt_row = ttk.Frame(frame)
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prompt_row.pack(fill=tk.X, pady=(8, 0))
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ttk.Label(prompt_row, text="Test prompt:").pack(side=tk.LEFT)
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ttk.Entry(prompt_row, textvariable=self.v_test_prompt).pack(side=tk.LEFT, fill=tk.X, expand=True, padx=(6, 0))
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ttk.Label(
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frame,
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text=(
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"Note: Hermes itself currently has stricter model requirements than this small local model can satisfy.\n"
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"So the Hermes backend can be started and stopped here, but not every Hermes workflow will be useful on this machine."
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),
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justify=tk.LEFT,
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foreground="#555",
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).pack(anchor=tk.W, pady=(8, 0))
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def _build_chat_tab(self, parent):
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parent.columnconfigure(0, weight=1)
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parent.rowconfigure(2, weight=1)
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|
config = ttk.LabelFrame(parent, text="Chat setup", padding=8)
|
|
config.grid(row=0, column=0, sticky=tk.EW, pady=(0, 6))
|
|
config.columnconfigure(1, weight=1)
|
|
|
|
ttk.Label(config, text="System prompt:").grid(row=0, column=0, sticky=tk.W, padx=4, pady=3)
|
|
ttk.Entry(config, textvariable=self.v_chat_system).grid(row=0, column=1, sticky=tk.EW, padx=4, pady=3)
|
|
ttk.Label(config, text="Mode:").grid(row=1, column=0, sticky=tk.W, padx=4, pady=3)
|
|
mode_row = ttk.Frame(config)
|
|
mode_row.grid(row=1, column=1, sticky=tk.W, padx=4, pady=3)
|
|
ttk.Radiobutton(mode_row, text="Direct LLM", variable=self.v_chat_mode, value="llm").pack(side=tk.LEFT)
|
|
ttk.Radiobutton(mode_row, text="Hermes", variable=self.v_chat_mode, value="hermes").pack(side=tk.LEFT, padx=(12, 0))
|
|
ttk.Label(
|
|
config,
|
|
text="Direct LLM is the recommended mode on this server. Hermes mode stays available for experiments.",
|
|
foreground="#555",
|
|
).grid(row=2, column=0, columnspan=2, sticky=tk.W, padx=4, pady=(2, 0))
|
|
|
|
buttons = ttk.Frame(parent)
|
|
buttons.grid(row=1, column=0, sticky=tk.W, pady=(0, 6))
|
|
tip(
|
|
ttk.Button(buttons, text="Send to Hermes", command=self._send_chat_message),
|
|
"Sends the current chat input using the selected mode.",
|
|
).pack(side=tk.LEFT, padx=(0, 6))
|
|
tip(
|
|
ttk.Button(buttons, text="Clear chat", command=self._clear_chat_history),
|
|
"Clears only the chat tab history in this GUI.",
|
|
).pack(side=tk.LEFT, padx=6)
|
|
|
|
history_frame = ttk.LabelFrame(parent, text="Conversation", padding=4)
|
|
history_frame.grid(row=2, column=0, sticky=tk.NSEW, pady=(0, 6))
|
|
history_frame.columnconfigure(0, weight=1)
|
|
history_frame.rowconfigure(0, weight=1)
|
|
|
|
self.chat_text = scrolledtext.ScrolledText(
|
|
history_frame,
|
|
wrap=tk.WORD,
|
|
font=("Segoe UI", 10),
|
|
state=tk.DISABLED,
|
|
height=12,
|
|
)
|
|
self.chat_text.grid(row=0, column=0, sticky=tk.NSEW)
|
|
|
|
input_frame = ttk.Frame(parent)
|
|
input_frame.grid(row=3, column=0, sticky=tk.EW)
|
|
input_frame.columnconfigure(0, weight=1)
|
|
entry = ttk.Entry(input_frame, textvariable=self.v_chat_input)
|
|
entry.grid(row=0, column=0, sticky=tk.EW, padx=(0, 6))
|
|
entry.bind("<Return>", lambda _event: self._send_chat_message())
|
|
tip(
|
|
ttk.Button(input_frame, text="Send", command=self._send_chat_message),
|
|
"Submits the current message to Hermes.",
|
|
).grid(row=0, column=1)
|
|
|
|
def _submit(self, coro):
|
|
return asyncio.run_coroutine_threadsafe(coro, self._loop)
|
|
|
|
def _make_ssh(self) -> AsyncSSH:
|
|
return AsyncSSH(
|
|
self.v_host.get().strip(),
|
|
self.v_user.get().strip(),
|
|
self.v_pass.get(),
|
|
int(self.v_port.get()),
|
|
)
|
|
|
|
def _load_settings(self):
|
|
if not SETTINGS_PATH.is_file():
|
|
return
|
|
try:
|
|
data = json.loads(SETTINGS_PATH.read_text(encoding="utf-8"))
|
|
except Exception:
|
|
return
|
|
for name, value in data.items():
|
|
var = getattr(self, name, None)
|
|
if var is not None and hasattr(var, "set"):
|
|
var.set(value)
|
|
|
|
def _save_settings(self):
|
|
data = {}
|
|
for name, value in self.__dict__.items():
|
|
if name.startswith("v_") and hasattr(value, "get"):
|
|
data[name] = value.get()
|
|
try:
|
|
SETTINGS_PATH.write_text(json.dumps(data, ensure_ascii=False, indent=2), encoding="utf-8")
|
|
self._log(f"[ok] settings saved to {SETTINGS_PATH}\n", "ok")
|
|
except Exception as exc:
|
|
self._log(f"[error] saving settings failed: {exc}\n", "error")
|
|
|
|
def _test_connection(self):
|
|
if not HAS_ASYNCSSH:
|
|
messagebox.showerror("Missing dependency", "asyncssh is not installed.\nRun: pip install asyncssh")
|
|
return
|
|
self.v_status.set("connecting...")
|
|
self._log("[info] testing SSH connection\n", "info")
|
|
self._submit(self._async_test_connection())
|
|
|
|
async def _async_test_connection(self):
|
|
ssh = self._make_ssh()
|
|
try:
|
|
await ssh.connect()
|
|
cmd = (
|
|
"bash -lc "
|
|
+ shlex.quote(
|
|
"hostname && echo --- && "
|
|
f"test -d {shlex.quote(self.v_llm_workdir.get().strip())} && echo llama-dir-ok || echo llama-dir-missing; "
|
|
f"test -d {shlex.quote(self.v_hermes_venv.get().strip())} && echo hermes-venv-ok || echo hermes-venv-missing"
|
|
)
|
|
)
|
|
await ssh.exec_stream(cmd, self._log)
|
|
self.root.after(0, lambda: self.v_status.set("connected"))
|
|
except Exception as exc:
|
|
self._log(f"[error] {exc}\n", "error")
|
|
self.root.after(0, lambda: self.v_status.set("connection failed"))
|
|
finally:
|
|
await ssh.close()
|
|
|
|
def _llm_start_script(self) -> str:
|
|
workdir = self.v_llm_workdir.get().strip()
|
|
model = self.v_llm_model.get().strip()
|
|
alias = self.v_llm_alias.get().strip()
|
|
bind_host = self.v_llm_bind_host.get().strip()
|
|
port = int(self.v_llm_port.get())
|
|
threads = int(self.v_llm_threads.get())
|
|
ctx = int(self.v_llm_ctx.get())
|
|
log_path = self.v_llm_log.get().strip()
|
|
pid_path = self.v_llm_pid.get().strip()
|
|
return f"""
|
|
set -e
|
|
mkdir -p {shlex.quote(os.path.dirname(log_path))} {shlex.quote(os.path.dirname(pid_path))}
|
|
pkill -f "llama-server.*{model}" || true
|
|
cd {shlex.quote(workdir)}
|
|
nohup ./build/bin/llama-server \\
|
|
-m {shlex.quote(model)} \\
|
|
-a {shlex.quote(alias)} \\
|
|
-ngl 0 -t {threads} -c {ctx} --host {shlex.quote(bind_host)} --port {port} \\
|
|
> {shlex.quote(log_path)} 2>&1 &
|
|
echo $! > {shlex.quote(pid_path)}
|
|
sleep 3
|
|
cat {shlex.quote(pid_path)}
|
|
"""
|
|
|
|
def _llm_stop_script(self) -> str:
|
|
pid_path = self.v_llm_pid.get().strip()
|
|
model = self.v_llm_model.get().strip()
|
|
return f"""
|
|
set -e
|
|
if [ -f {shlex.quote(pid_path)} ]; then
|
|
pid=$(cat {shlex.quote(pid_path)})
|
|
kill "$pid" 2>/dev/null || true
|
|
rm -f {shlex.quote(pid_path)}
|
|
fi
|
|
pkill -f "llama-server.*{model}" || true
|
|
"""
|
|
|
|
def _llm_status_script(self) -> str:
|
|
pid_path = self.v_llm_pid.get().strip()
|
|
port = int(self.v_llm_port.get())
|
|
return f"""
|
|
if [ -f {shlex.quote(pid_path)} ]; then
|
|
pid=$(cat {shlex.quote(pid_path)})
|
|
if ps -p "$pid" > /dev/null 2>&1; then
|
|
echo "running: pid=$pid"
|
|
ps -p "$pid" -o pid=,etime=,cmd=
|
|
else
|
|
echo "stale pid file: $pid"
|
|
fi
|
|
else
|
|
echo "not running"
|
|
fi
|
|
printf '%s\\n' '--- health ---'
|
|
curl -s http://127.0.0.1:{port}/health || true
|
|
"""
|
|
|
|
def _hermes_start_script(self) -> str:
|
|
venv = self.v_hermes_venv.get().strip()
|
|
bind_host = self.v_hermes_host.get().strip()
|
|
port = int(self.v_hermes_port.get())
|
|
log_path = self.v_hermes_log.get().strip()
|
|
pid_path = self.v_hermes_pid.get().strip()
|
|
extra = self.v_hermes_extra.get().strip()
|
|
extra_suffix = f" {extra}" if extra else ""
|
|
return f"""
|
|
set -e
|
|
mkdir -p {shlex.quote(os.path.dirname(log_path))} {shlex.quote(os.path.dirname(pid_path))}
|
|
if [ -f {shlex.quote(pid_path)} ]; then
|
|
oldpid=$(cat {shlex.quote(pid_path)})
|
|
kill "$oldpid" 2>/dev/null || true
|
|
rm -f {shlex.quote(pid_path)}
|
|
fi
|
|
. {shlex.quote(posixpath.join(venv, "bin", "activate"))}
|
|
nohup hermes serve --host {shlex.quote(bind_host)} --port {port}{extra_suffix} > {shlex.quote(log_path)} 2>&1 &
|
|
echo $! > {shlex.quote(pid_path)}
|
|
sleep 3
|
|
cat {shlex.quote(pid_path)}
|
|
"""
|
|
|
|
def _hermes_stop_script(self) -> str:
|
|
pid_path = self.v_hermes_pid.get().strip()
|
|
port = int(self.v_hermes_port.get())
|
|
return f"""
|
|
set -e
|
|
if [ -f {shlex.quote(pid_path)} ]; then
|
|
pid=$(cat {shlex.quote(pid_path)})
|
|
kill "$pid" 2>/dev/null || true
|
|
rm -f {shlex.quote(pid_path)}
|
|
fi
|
|
pkill -f "hermes serve --host .* --port {port}" || true
|
|
"""
|
|
|
|
def _hermes_status_script(self) -> str:
|
|
pid_path = self.v_hermes_pid.get().strip()
|
|
port = int(self.v_hermes_port.get())
|
|
return f"""
|
|
if [ -f {shlex.quote(pid_path)} ]; then
|
|
pid=$(cat {shlex.quote(pid_path)})
|
|
if ps -p "$pid" > /dev/null 2>&1; then
|
|
echo "running: pid=$pid"
|
|
ps -p "$pid" -o pid=,etime=,cmd=
|
|
else
|
|
echo "stale pid file: $pid"
|
|
fi
|
|
else
|
|
echo "not running"
|
|
fi
|
|
printf '%s\\n' '--- port probe ---'
|
|
curl -sI http://127.0.0.1:{port} | head -1 || true
|
|
"""
|
|
|
|
def _start_llm(self):
|
|
self._log("[info] starting remote llama.cpp server\n", "info")
|
|
self._submit(self._async_run_script(self._llm_start_script(), "LLM started", self._refresh_llm_status))
|
|
|
|
def _stop_llm(self):
|
|
self._log("[info] stopping remote llama.cpp server\n", "info")
|
|
self._submit(self._async_run_script(self._llm_stop_script(), "LLM stopped", self._refresh_llm_status))
|
|
|
|
def _start_hermes(self):
|
|
self._log("[info] starting remote Hermes backend\n", "info")
|
|
self._submit(self._async_run_script(self._hermes_start_script(), "Hermes started", self._refresh_hermes_status))
|
|
|
|
def _stop_hermes(self):
|
|
self._log("[info] stopping remote Hermes backend\n", "info")
|
|
self._submit(self._async_run_script(self._hermes_stop_script(), "Hermes stopped", self._refresh_hermes_status))
|
|
|
|
def _start_both(self):
|
|
self._log("[info] starting LLM and Hermes\n", "info")
|
|
self._submit(self._async_start_both())
|
|
|
|
def _stop_both(self):
|
|
self._log("[info] stopping Hermes and LLM\n", "info")
|
|
self._submit(self._async_stop_both())
|
|
|
|
async def _async_start_both(self):
|
|
self._log("[info] starting LLM first\n", "info")
|
|
await self._async_run_script(self._llm_start_script(), "LLM started")
|
|
self._log("[info] starting Hermes next\n", "info")
|
|
await self._async_run_script(self._hermes_start_script(), "Hermes started")
|
|
self.root.after(0, self._refresh_all_status)
|
|
|
|
async def _async_stop_both(self):
|
|
await self._async_run_script(self._hermes_stop_script(), "Hermes stopped")
|
|
await self._async_run_script(self._llm_stop_script(), "LLM stopped")
|
|
self.root.after(0, self._refresh_all_status)
|
|
|
|
def _refresh_llm_status(self):
|
|
self._submit(self._async_refresh_service_status("llm"))
|
|
|
|
def _refresh_hermes_status(self):
|
|
self._submit(self._async_refresh_service_status("hermes"))
|
|
|
|
def _refresh_all_status(self):
|
|
self._refresh_llm_status()
|
|
self._refresh_hermes_status()
|
|
|
|
async def _async_refresh_service_status(self, service: str):
|
|
ssh = self._make_ssh()
|
|
try:
|
|
await ssh.connect()
|
|
if service == "llm":
|
|
output = await ssh.exec(f"bash -lc {shlex.quote(self._llm_status_script())}")
|
|
self._log("[info] LLM status\n" + output + "\n", "info")
|
|
first_line = output.strip().splitlines()[0] if output.strip() else "unknown"
|
|
self.root.after(0, lambda: self._set_llm_status(first_line))
|
|
else:
|
|
output = await ssh.exec(f"bash -lc {shlex.quote(self._hermes_status_script())}")
|
|
self._log("[info] Hermes status\n" + output + "\n", "info")
|
|
first_line = output.strip().splitlines()[0] if output.strip() else "unknown"
|
|
self.root.after(0, lambda: self._set_hermes_status(first_line))
|
|
except Exception as exc:
|
|
self._log(f"[error] status check failed: {exc}\n", "error")
|
|
finally:
|
|
await ssh.close()
|
|
|
|
def _tail_llm_log(self):
|
|
self._submit(self._async_tail_log(self.v_llm_log.get().strip(), "LLM"))
|
|
|
|
def _tail_hermes_log(self):
|
|
self._submit(self._async_tail_log(self.v_hermes_log.get().strip(), "Hermes"))
|
|
|
|
async def _async_tail_log(self, log_path: str, label: str):
|
|
ssh = self._make_ssh()
|
|
try:
|
|
await ssh.connect()
|
|
cmd = f"bash -lc {shlex.quote(f'tail -n 80 {shlex.quote(log_path)}')}"
|
|
output = await ssh.exec(cmd)
|
|
self._log(f"[info] tail {label} log\n{output}\n", "info")
|
|
except Exception as exc:
|
|
self._log(f"[error] tail log failed: {exc}\n", "error")
|
|
finally:
|
|
await ssh.close()
|
|
|
|
def _health_check(self):
|
|
self._submit(self._async_health_check())
|
|
|
|
def _test_chat(self):
|
|
self._log("[info] running test chat request\n", "info")
|
|
self._submit(self._async_test_chat())
|
|
|
|
def _send_chat_message(self):
|
|
text = self.v_chat_input.get().strip()
|
|
if not text:
|
|
return
|
|
self.v_chat_input.set("")
|
|
self._append_chat_message("You", text)
|
|
self._chat_history.append(("user", text))
|
|
if self.v_chat_mode.get() == "hermes":
|
|
self._submit(self._async_send_chat_message())
|
|
else:
|
|
self._submit(self._async_send_direct_llm_chat_message())
|
|
|
|
def _clear_chat_history(self):
|
|
self._chat_history.clear()
|
|
self.chat_text.config(state=tk.NORMAL)
|
|
self.chat_text.delete("1.0", tk.END)
|
|
self.chat_text.config(state=tk.DISABLED)
|
|
|
|
def _append_chat_message(self, speaker: str, text: str):
|
|
self.chat_text.config(state=tk.NORMAL)
|
|
self.chat_text.insert(tk.END, f"{speaker}:\n{text.strip()}\n\n")
|
|
self.chat_text.see(tk.END)
|
|
self.chat_text.config(state=tk.DISABLED)
|
|
|
|
def _set_llm_status(self, text: str):
|
|
self.v_llm_status.set(text)
|
|
color = "#555"
|
|
lower = text.lower()
|
|
if "running" in lower:
|
|
color = "#188038"
|
|
elif "not running" in lower or "stale" in lower:
|
|
color = "#c5221f"
|
|
self.llm_status_label.configure(foreground=color)
|
|
|
|
def _set_hermes_status(self, text: str):
|
|
self.v_hermes_status.set(text)
|
|
color = "#555"
|
|
lower = text.lower()
|
|
if "running" in lower:
|
|
color = "#188038"
|
|
elif "not running" in lower or "stale" in lower:
|
|
color = "#c5221f"
|
|
self.hermes_status_label.configure(foreground=color)
|
|
|
|
def _render_hermes_prompt(self) -> str:
|
|
lines = [self.v_chat_system.get().strip(), "", "Conversation so far:"]
|
|
for role, content in self._chat_history[-12:]:
|
|
label = "User" if role == "user" else "Hermes"
|
|
lines.append(f"{label}: {content}")
|
|
lines.append("")
|
|
lines.append("Answer now as Hermes in German.")
|
|
return "\n".join(lines)
|
|
|
|
async def _ensure_llm_ready(self, ssh: AsyncSSH) -> bool:
|
|
llm_port = int(self.v_llm_port.get())
|
|
llm_host = self.v_host.get().strip()
|
|
health_cmd = "bash -lc " + shlex.quote(f"curl -s http://{llm_host}:{llm_port}/health")
|
|
health_output = await ssh.exec(health_cmd)
|
|
if '"status":"ok"' in health_output.replace(" ", ""):
|
|
return True
|
|
|
|
self._log(
|
|
f"[info] LLM not reachable on {llm_host}:{llm_port}, trying automatic restart\n",
|
|
"info",
|
|
)
|
|
start_output = await ssh.exec(f"bash -lc {shlex.quote(self._llm_start_script())}")
|
|
if start_output.strip():
|
|
self._log(start_output if start_output.endswith("\n") else start_output + "\n", "info")
|
|
|
|
await asyncio.sleep(12)
|
|
health_output = await ssh.exec(health_cmd)
|
|
if '"status":"ok"' in health_output.replace(" ", ""):
|
|
self._log(f"[ok] LLM restart succeeded on {llm_host}:{llm_port}\n", "ok")
|
|
return True
|
|
|
|
self._log(
|
|
f"[error] LLM is still not reachable on {llm_host}:{llm_port} after restart\n",
|
|
"error",
|
|
)
|
|
if health_output.strip():
|
|
self._log(health_output if health_output.endswith("\n") else health_output + "\n", "error")
|
|
return False
|
|
|
|
async def _async_health_check(self):
|
|
ssh = self._make_ssh()
|
|
try:
|
|
await ssh.connect()
|
|
llm_port = int(self.v_llm_port.get())
|
|
hermes_port = int(self.v_hermes_port.get())
|
|
llm_host = self.v_host.get().strip()
|
|
hermes_host = self.v_hermes_host.get().strip()
|
|
cmd = (
|
|
"bash -lc "
|
|
+ shlex.quote(
|
|
f"printf '%s\\n' '--- LLM ---'; "
|
|
f"curl -s http://{llm_host}:{llm_port}/health || true; "
|
|
f"printf '\\n%s\\n' '--- Hermes ---'; "
|
|
f"curl -sI http://{hermes_host}:{hermes_port} | head -1 || true"
|
|
)
|
|
)
|
|
output = await ssh.exec(cmd)
|
|
self._log(f"[info] health check\n{output}\n", "info")
|
|
except Exception as exc:
|
|
self._log(f"[error] health check failed: {exc}\n", "error")
|
|
finally:
|
|
await ssh.close()
|
|
|
|
async def _async_test_chat(self):
|
|
ssh = self._make_ssh()
|
|
try:
|
|
await ssh.connect()
|
|
llm_port = int(self.v_llm_port.get())
|
|
llm_host = self.v_host.get().strip()
|
|
alias = self.v_llm_alias.get().strip()
|
|
prompt = self.v_test_prompt.get().strip() or "Antworte nur mit OK"
|
|
if not await self._ensure_llm_ready(ssh):
|
|
self._log(
|
|
f"[error] test chat aborted: the LLM server is not reachable on {llm_host}:{llm_port}\n",
|
|
"error",
|
|
)
|
|
return
|
|
payload = json.dumps(
|
|
{
|
|
"model": alias,
|
|
"messages": [{"role": "user", "content": prompt}],
|
|
"max_tokens": 32,
|
|
"temperature": 0,
|
|
"stream": False,
|
|
},
|
|
ensure_ascii=False,
|
|
)
|
|
python_script = (
|
|
"import json, sys, urllib.request\n"
|
|
f"payload = {payload!r}\n"
|
|
"req = urllib.request.Request("
|
|
f"'http://{llm_host}:{llm_port}/v1/chat/completions', "
|
|
"data=payload.encode('utf-8'), "
|
|
"headers={'Content-Type': 'application/json'}, "
|
|
"method='POST')\n"
|
|
"with urllib.request.urlopen(req, timeout=180) as resp:\n"
|
|
" print(resp.read().decode('utf-8'))\n"
|
|
)
|
|
cmd = "bash -lc " + shlex.quote(f"python3 - <<'PY'\n{python_script}PY")
|
|
await ssh._ensure_conn()
|
|
result = await ssh._conn.run(cmd, check=False)
|
|
output = (result.stdout or "") + (result.stderr or "")
|
|
if result.exit_status == 0:
|
|
self._log(f"[ok] test chat response\n{output}\n", "ok")
|
|
else:
|
|
self._log("[error] test chat request failed\n", "error")
|
|
if output.strip():
|
|
self._log(output if output.endswith("\n") else output + "\n", "error")
|
|
except Exception as exc:
|
|
self._log(f"[error] test chat failed: {exc}\n", "error")
|
|
finally:
|
|
await ssh.close()
|
|
|
|
async def _async_send_chat_message(self):
|
|
ssh = self._make_ssh()
|
|
try:
|
|
await ssh.connect()
|
|
if not await self._ensure_llm_ready(ssh):
|
|
self.root.after(
|
|
0,
|
|
lambda: self._append_chat_message(
|
|
"Hermes Error",
|
|
f"Der LLM-Server auf {self.v_host.get().strip()}:{int(self.v_llm_port.get())} ist nicht erreichbar.",
|
|
),
|
|
)
|
|
return
|
|
venv = self.v_hermes_venv.get().strip()
|
|
prompt = self._render_hermes_prompt()
|
|
cmd = (
|
|
"bash -lc "
|
|
+ shlex.quote(
|
|
f". {shlex.quote(posixpath.join(venv, 'bin', 'activate'))} && "
|
|
f"hermes chat -q {shlex.quote(prompt)} -Q --cli"
|
|
)
|
|
)
|
|
await ssh._ensure_conn()
|
|
result = await ssh._conn.run(cmd, check=False)
|
|
output = ((result.stdout or "") + (result.stderr or "")).strip()
|
|
if result.exit_status == 0 and output:
|
|
self._chat_history.append(("assistant", output))
|
|
self.root.after(0, lambda: self._append_chat_message("Hermes", output))
|
|
else:
|
|
error_text = output or f"Hermes exited with code {result.exit_status}"
|
|
self.root.after(0, lambda: self._append_chat_message("Hermes Error", error_text))
|
|
self._log(f"[error] Hermes chat failed\n{error_text}\n", "error")
|
|
except Exception as exc:
|
|
error_text = str(exc)
|
|
self.root.after(0, lambda: self._append_chat_message("Hermes Error", error_text))
|
|
self._log(f"[error] Hermes chat failed: {exc}\n", "error")
|
|
finally:
|
|
await ssh.close()
|
|
|
|
async def _async_send_direct_llm_chat_message(self):
|
|
ssh = self._make_ssh()
|
|
try:
|
|
await ssh.connect()
|
|
if not await self._ensure_llm_ready(ssh):
|
|
self.root.after(
|
|
0,
|
|
lambda: self._append_chat_message(
|
|
"LLM Error",
|
|
f"Der LLM-Server auf {self.v_host.get().strip()}:{int(self.v_llm_port.get())} ist nicht erreichbar.",
|
|
),
|
|
)
|
|
return
|
|
llm_port = int(self.v_llm_port.get())
|
|
llm_host = self.v_host.get().strip()
|
|
alias = self.v_llm_alias.get().strip()
|
|
messages = []
|
|
system = self.v_chat_system.get().strip()
|
|
if system:
|
|
messages.append({"role": "system", "content": system})
|
|
for role, content in self._chat_history[-12:]:
|
|
messages.append({"role": role, "content": content})
|
|
payload = json.dumps(
|
|
{
|
|
"model": alias,
|
|
"messages": messages,
|
|
"max_tokens": 192,
|
|
"temperature": 0.4,
|
|
"stream": False,
|
|
},
|
|
ensure_ascii=False,
|
|
)
|
|
python_script = (
|
|
"import json, urllib.request\n"
|
|
f"payload = {payload!r}\n"
|
|
"req = urllib.request.Request("
|
|
f"'http://{llm_host}:{llm_port}/v1/chat/completions', "
|
|
"data=payload.encode('utf-8'), "
|
|
"headers={'Content-Type': 'application/json'}, "
|
|
"method='POST')\n"
|
|
"with urllib.request.urlopen(req, timeout=180) as resp:\n"
|
|
" data = json.loads(resp.read().decode('utf-8'))\n"
|
|
" print(data['choices'][0]['message']['content'])\n"
|
|
)
|
|
cmd = "bash -lc " + shlex.quote(f"python3 - <<'PY'\n{python_script}PY")
|
|
await ssh._ensure_conn()
|
|
result = await ssh._conn.run(cmd, check=False)
|
|
output = ((result.stdout or "") + (result.stderr or "")).strip()
|
|
if result.exit_status == 0 and output:
|
|
self._chat_history.append(("assistant", output))
|
|
self.root.after(0, lambda: self._append_chat_message("LLM", output))
|
|
else:
|
|
error_text = output or f"LLM exited with code {result.exit_status}"
|
|
self.root.after(0, lambda: self._append_chat_message("LLM Error", error_text))
|
|
self._log(f"[error] LLM chat failed\n{error_text}\n", "error")
|
|
except Exception as exc:
|
|
error_text = str(exc)
|
|
self.root.after(0, lambda: self._append_chat_message("LLM Error", error_text))
|
|
self._log(f"[error] LLM chat failed: {exc}\n", "error")
|
|
finally:
|
|
await ssh.close()
|
|
|
|
async def _async_run_script(self, script: str, ok_message: str = "", callback=None):
|
|
ssh = self._make_ssh()
|
|
try:
|
|
await ssh.connect()
|
|
result = await ssh.exec(f"bash -lc {shlex.quote(script)}")
|
|
if result.strip():
|
|
self._log(result if result.endswith("\n") else result + "\n", "info")
|
|
if ok_message:
|
|
self._log(f"[ok] {ok_message}\n", "ok")
|
|
except Exception as exc:
|
|
self._log(f"[error] {exc}\n", "error")
|
|
finally:
|
|
await ssh.close()
|
|
if callback:
|
|
self.root.after(0, callback)
|
|
|
|
def _log(self, text: str, tag: str = ""):
|
|
self._log_queue.put((text, tag))
|
|
|
|
def _poll_log(self):
|
|
try:
|
|
while True:
|
|
text, tag = self._log_queue.get_nowait()
|
|
self.log.config(state=tk.NORMAL)
|
|
self.log.insert(tk.END, text, tag or "")
|
|
self.log.see(tk.END)
|
|
self.log.config(state=tk.DISABLED)
|
|
except queue.Empty:
|
|
pass
|
|
self.root.after(100, self._poll_log)
|
|
|
|
def _clear_log(self):
|
|
self.log.config(state=tk.NORMAL)
|
|
self.log.delete("1.0", tk.END)
|
|
self.log.config(state=tk.DISABLED)
|
|
|
|
def on_close(self):
|
|
self._loop.call_soon_threadsafe(self._loop.stop)
|
|
self.root.destroy()
|
|
|
|
|
|
def main():
|
|
root = tk.Tk()
|
|
style = ttk.Style(root)
|
|
for preferred in ("clam", "alt", "default"):
|
|
if preferred in style.theme_names():
|
|
style.theme_use(preferred)
|
|
break
|
|
app = HermesLLMGUI(root)
|
|
root.protocol("WM_DELETE_WINDOW", app.on_close)
|
|
root.mainloop()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|