Files
server-manager/gui/tabs/terminal_tab.py
chrome-storm-c442 a83a97c9d5 v1.5.0: network interface binding, SSH fixes, terminal, release script
- Add network interface selection per server (VPN/multi-NIC support)
- Fix "Install Everything" button hanging on error
- Add interactive SSH terminal with PTY (pyte + xterm-256color)
- Add release.py for automated versioning and changelog generation
- Add CLAUDE.md with project instructions
- Add screenshots and release binaries for v1.1–v1.4

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-23 14:06:41 -05:00

124 lines
4.2 KiB
Python

"""
Terminal tab — persistent interactive SSH shell via ShellSession + TerminalWidget.
"""
import threading
import time
import customtkinter as ctk
from core.ssh_client import ShellSession
from core.i18n import t
class TerminalTab(ctk.CTkFrame):
def __init__(self, master, store):
super().__init__(master, fg_color="transparent")
self.store = store
self._current_alias: str | None = None
self._session: ShellSession | None = None
self._reconnect_count = 0
self._max_reconnect = 3
self._intentional_disconnect = False
# Import here to avoid circular issues
from gui.widgets.terminal_widget import TerminalWidget
self._terminal = TerminalWidget(
self,
send_callback=self._send_to_shell,
resize_callback=self._on_resize,
)
self._terminal.pack(fill="both", expand=True, padx=5, pady=5)
self._terminal.set_status(t("term_disconnected"), "#888888")
def set_server(self, alias: str | None):
if alias == self._current_alias:
return
self._disconnect()
self._current_alias = alias
if alias:
self._connect()
else:
self._terminal.reset()
self._terminal.set_status(t("term_disconnected"), "#888888")
def _connect(self):
if not self._current_alias:
return
server = self.store.get_server(self._current_alias)
if not server:
self._terminal.set_status(
t("server_not_found").format(alias=self._current_alias), "#ff4444"
)
return
alias = self._current_alias
self._terminal.set_status(t("term_connecting").format(alias=alias), "#ccaa00")
self._terminal.reset()
self._intentional_disconnect = False
def _do_connect():
try:
key_path = self.store.get_ssh_key_path()
cols, rows = self._terminal.get_size()
session = ShellSession(server, key_path, cols=cols, rows=rows)
session.on_data = self._on_data_received
session.on_disconnect = self._on_disconnected
session.connect()
self._session = session
self._reconnect_count = 0
self.after(0, lambda: self._terminal.set_status(
t("term_connected").format(alias=alias), "#44cc44"
))
self.after(0, self._terminal.focus_terminal)
except Exception as e:
self.after(0, lambda: self._terminal.set_status(
t("term_connect_failed").format(error=str(e)), "#ff4444"
))
threading.Thread(target=_do_connect, daemon=True).start()
def _disconnect(self):
self._intentional_disconnect = True
if self._session:
self._session.disconnect()
self._session = None
def _on_data_received(self, data: bytes):
self.after(0, lambda d=data: self._terminal.feed(d))
def _on_disconnected(self):
if self._intentional_disconnect:
self.after(0, lambda: self._terminal.set_status(
t("term_disconnected"), "#888888"
))
return
self._session = None
if self._reconnect_count < self._max_reconnect:
self._reconnect_count += 1
n = self._reconnect_count
mx = self._max_reconnect
self.after(0, lambda: self._terminal.set_status(
t("term_reconnecting").format(n=n, max=mx), "#ccaa00"
))
def _retry():
time.sleep(1)
if not self._intentional_disconnect and self._current_alias:
self.after(0, self._connect)
threading.Thread(target=_retry, daemon=True).start()
else:
self.after(0, lambda: self._terminal.set_status(
t("term_reconnect_fail"), "#ff4444"
))
def _send_to_shell(self, data: bytes):
if self._session and self._session.connected:
self._session.send(data)
def _on_resize(self, cols: int, rows: int):
if self._session and self._session.connected:
self._session.resize(cols, rows)