dinlo
f624fee5e0
- SSH/SFTP управление без агентов - Пакеты (apt), Docker, файлы, systemd, ufw, cron - Плейбуки, групповые операции, планировщик - Бэкапы, отчёты, Portainer, Proxmox VE, Gitea Deploy - Терминал, Telegram-уведомления, тёмная/светлая тема
159 lines
7.3 KiB
Python
159 lines
7.3 KiB
Python
"""Вкладка Обзор: метрики, update/upgrade/reboot, история."""
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import flet as ft
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from app.core import monitor
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from app.core.packages import apt_update, list_upgradable
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from app.core.ssh import SSHClient, check_server
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from app.core.tasks import tasks
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from app.db.models import Server
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from app.ui.components import append_log, confirm_dialog, fmt_mb, log_view, snack
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class OverviewTab(ft.Column):
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def __init__(self, page: ft.Page, srv: Server):
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super().__init__(expand=True, scroll=ft.ScrollMode.AUTO, spacing=12)
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self._page = page
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self.srv = srv
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self.info_text = ft.Text("загрузка…", size=13)
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self.upg_text = ft.Text("", size=13, color=ft.Colors.ORANGE_300)
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self.metrics_col = ft.Column(spacing=4)
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self.log = log_view()
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self.log_container = ft.Container(
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height=220, border=ft.Border.all(1, ft.Colors.GREY_800),
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border_radius=8, padding=8, content=self.log, visible=False,
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)
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self.controls = [
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ft.Container(height=8),
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ft.Row([
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ft.FilledButton("apt update", icon=ft.Icons.REFRESH,
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on_click=self._update),
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ft.FilledButton("Upgrade", icon=ft.Icons.UPGRADE,
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on_click=lambda e: self._upgrade(False)),
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ft.OutlinedButton("Dist-upgrade",
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on_click=lambda e: self._upgrade(True)),
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ft.FilledButton("Reboot", icon=ft.Icons.RESTART_ALT,
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style=ft.ButtonStyle(bgcolor=ft.Colors.RED_800),
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on_click=self._reboot),
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self.upg_text,
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], spacing=10),
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ft.Card(content=ft.Container(padding=14, content=ft.Column([
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ft.Text("Система", weight=ft.FontWeight.BOLD),
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self.info_text,
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ft.Container(height=6),
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self.metrics_col,
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]))),
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self.log_container,
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ft.Text("История метрик", weight=ft.FontWeight.BOLD),
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self._chart(),
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]
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self._page.run_task(self._load)
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# ---------- данные ----------
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async def _load(self):
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info = await check_server(self.srv)
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if info.get("online"):
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self.info_text.value = (
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f"🟢 {info['hostname']} • {info['os']}\n"
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f"{info['uptime']} • CPU: {info['cpu_cores']} ядер • RAM: {info['mem_mb']} МБ"
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)
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try:
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async with SSHClient(self.srv) as c:
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upg = await list_upgradable(c)
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self.upg_text.value = (
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f"доступно обновлений: {len(upg)}" if upg else "система обновлена"
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)
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snap = await monitor.collect(c, self.srv.id)
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self._show_metrics(snap)
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except Exception as e:
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self.info_text.value += f"\n⚠ {e}"
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else:
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self.info_text.value = f"🔴 {info.get('error')}"
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self._page.update()
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def _show_metrics(self, snap):
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def bar(label, pct, color):
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return ft.Row([
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ft.Text(label, size=12, width=45),
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ft.ProgressBar(value=pct / 100, height=8, expand=True, color=color,
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bgcolor=ft.Colors.GREY_800),
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ft.Text(f"{pct:.0f}%", size=12, width=42,
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text_align=ft.TextAlign.RIGHT),
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])
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self.metrics_col.controls = [
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bar("CPU", snap.cpu_percent, ft.Colors.BLUE_400),
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bar("RAM", snap.mem_percent, ft.Colors.PURPLE_300),
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bar("Диск", snap.disk_percent,
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ft.Colors.RED_400 if snap.disk_percent > 85 else ft.Colors.GREEN_400),
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ft.Text(f"RAM {fmt_mb(snap.mem_used_mb)} / {fmt_mb(snap.mem_total_mb)}"
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f" • load {snap.load1:.2f}"
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f" • net ↓{snap.net_rx_kbs:.0f} ↑{snap.net_tx_kbs:.0f} КБ/с",
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size=11, color=ft.Colors.GREY_500),
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]
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def _chart(self):
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hist = monitor.history(self.srv.id, 30)
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if len(hist) < 2:
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return ft.Text("данных пока мало — график появится после нескольких замеров",
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size=12, color=ft.Colors.GREY_500)
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# простое текстовое представление истории (LineChart недоступен в flet 0.86)
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cpu_vals = [h.cpu_percent for h in hist]
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ram_vals = [h.mem_percent for h in hist]
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rows = []
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for i, h in enumerate(hist[-15:]):
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bar_cpu = "█" * int(h.cpu_percent / 5) + "░" * (20 - int(h.cpu_percent / 5))
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bar_ram = "█" * int(h.mem_percent / 5) + "░" * (20 - int(h.mem_percent / 5))
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rows.append(ft.Text(
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f"{h.ts:%H:%M} CPU {bar_cpu} {h.cpu_percent:5.1f}% RAM {bar_ram} {h.mem_percent:5.1f}%",
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size=10, font_family="Consolas", color=ft.Colors.GREY_400,
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))
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return ft.Column(rows, spacing=1, scroll=ft.ScrollMode.AUTO, height=180)
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# ---------- действия ----------
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def _show_log(self, show=True):
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self.log_container.visible = show
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self._page.update()
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def _update(self, e):
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self._show_log()
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async def job(log):
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async with SSHClient(self.srv) as c:
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log("$ apt-get update")
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out = await apt_update(c)
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for line in out.splitlines()[-30:]:
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log(line)
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tasks.start("update", "apt update", self.srv.id, job,
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on_log=lambda l: (append_log(self.log, l), self._page.update()))
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snack(self._page, "apt update запущен")
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def _upgrade(self, dist: bool):
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label = "dist-upgrade" if dist else "upgrade"
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def do():
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self._show_log()
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async def job(log):
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async with SSHClient(self.srv) as c:
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log(f"$ apt-get {label} -y")
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stream = await __import__("app.core.packages", fromlist=["apt_upgrade"]).apt_upgrade(c, dist)
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async for line in stream:
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log(line)
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tasks.start("upgrade", label, self.srv.id, job,
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on_log=lambda l: (append_log(self.log, l), self._page.update()))
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confirm_dialog(self._page, f"Запустить {label}?",
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f"На сервере «{self.srv.name}» будут обновлены пакеты.", do)
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def _reboot(self, e):
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def do():
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self._show_log()
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from app.core.group_ops import op_reboot
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async def job(log):
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async with SSHClient(self.srv) as c:
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await op_reboot(wait=True)(c, self.srv, log)
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tasks.start("reboot", "reboot", self.srv.id, job,
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on_log=lambda l: (append_log(self.log, l), self._page.update()))
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confirm_dialog(self._page, "Перезагрузить сервер?",
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f"Сервер «{self.srv.name}» будет перезагружен. Приложение дождётся его возврата.",
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do)
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