4959004a3f
- Add core/icons.py — centralized icon text helper with emoji/symbol support - Add Windows SSH command sanitization in ssh.py (Linux→Windows auto-translation) - Improve embedded RDP: launch tab connect/disconnect, fullscreen toggle - Refactor sidebar: cleaner server type badges - Update server_dialog: adaptive fields per server type - Add setup_openssh.bat tool - Update skill-ssh.md and CLAUDE.md docs for Windows SSH support - Cleanup old releases, add v1.8.48-v1.8.52 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
268 lines
11 KiB
Python
268 lines
11 KiB
Python
"""
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Prometheus tab — PromQL query executor, targets overview, and alerts.
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"""
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import threading
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from tkinter import ttk
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import customtkinter as ctk
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from core.prometheus_client import PrometheusClient
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from core.i18n import t
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from core.icons import icon_text
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class PrometheusTab(ctk.CTkFrame):
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def __init__(self, master, store):
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super().__init__(master, fg_color="transparent")
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self.store = store
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self._current_alias: str | None = None
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self._client: PrometheusClient | None = None
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self._build_ui()
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def _build_ui(self):
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# ── PromQL query section ──
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query_frame = ctk.CTkFrame(self, fg_color="transparent")
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query_frame.pack(fill="x", padx=15, pady=(15, 5))
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query_label = ctk.CTkLabel(query_frame, text=t("prom_query"),
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font=ctk.CTkFont(size=14, weight="bold"), anchor="w")
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query_label.pack(side="left", padx=(0, 10))
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self._query_entry = ctk.CTkEntry(query_frame,
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placeholder_text=t("prom_query_placeholder"),
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font=ctk.CTkFont(family="Consolas", size=13))
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self._query_entry.pack(side="left", fill="x", expand=True, padx=(0, 10))
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self._query_entry.bind("<Return>", lambda e: self._execute_query())
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self._exec_btn = ctk.CTkButton(query_frame, text=icon_text("execute", t("prom_execute")), width=100,
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command=self._execute_query)
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self._exec_btn.pack(side="left")
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# ── Query results ──
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results_label = ctk.CTkLabel(self, text=t("prom_results"),
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font=ctk.CTkFont(size=12, weight="bold"), anchor="w")
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results_label.pack(fill="x", padx=15, pady=(10, 3))
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self._results_box = ctk.CTkTextbox(self, height=150,
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font=ctk.CTkFont(family="Consolas", size=12),
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state="disabled")
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self._results_box.pack(fill="x", padx=15, pady=(0, 5))
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# ── Targets section ──
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targets_header = ctk.CTkFrame(self, fg_color="transparent")
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targets_header.pack(fill="x", padx=15, pady=(10, 3))
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targets_label = ctk.CTkLabel(targets_header, text=t("prom_targets"),
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font=ctk.CTkFont(size=14, weight="bold"), anchor="w")
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targets_label.pack(side="left")
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self._refresh_btn = ctk.CTkButton(targets_header, text=icon_text("refresh", t("prom_refresh")), width=100,
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command=self._refresh_all)
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self._refresh_btn.pack(side="right")
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targets_frame = ctk.CTkFrame(self, fg_color="transparent")
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targets_frame.pack(fill="both", expand=True, padx=15, pady=(0, 5))
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target_columns = ("job", "instance", "health", "last_scrape")
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self._targets_tree = ttk.Treeview(targets_frame, columns=target_columns, show="headings",
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selectmode="browse", height=6)
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self._targets_tree.heading("job", text=t("prom_target_job"))
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self._targets_tree.heading("instance", text=t("prom_target_instance"))
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self._targets_tree.heading("health", text=t("prom_target_health"))
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self._targets_tree.heading("last_scrape", text=t("prom_target_scrape"))
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self._targets_tree.column("job", width=120, minwidth=80)
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self._targets_tree.column("instance", width=200, minwidth=120)
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self._targets_tree.column("health", width=80, minwidth=60)
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self._targets_tree.column("last_scrape", width=150, minwidth=80)
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self._targets_tree.pack(side="left", fill="both", expand=True)
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targets_scroll = ttk.Scrollbar(targets_frame, orient="vertical",
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command=self._targets_tree.yview)
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targets_scroll.pack(side="right", fill="y")
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self._targets_tree.configure(yscrollcommand=targets_scroll.set)
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# ── Alerts section ──
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alerts_label = ctk.CTkLabel(self, text=t("prom_alerts"),
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font=ctk.CTkFont(size=14, weight="bold"), anchor="w")
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alerts_label.pack(fill="x", padx=15, pady=(10, 3))
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self._alerts_box = ctk.CTkTextbox(self, height=100,
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font=ctk.CTkFont(family="Consolas", size=12),
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state="disabled")
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self._alerts_box.pack(fill="x", padx=15, pady=(0, 5))
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# ── Status bar ──
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self._status_bar = ctk.CTkLabel(self, text=t("prom_no_server"), anchor="w",
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font=ctk.CTkFont(size=11), text_color="#9ca3af")
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self._status_bar.pack(fill="x", padx=15, pady=(5, 10))
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# ── Public API ──
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def set_server(self, alias: str | None):
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"""Called when user selects a server in sidebar."""
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self._current_alias = alias
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self._client = None
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self._clear_all()
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if alias:
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self._set_status(t("prom_connected").format(alias=alias), "#22c55e")
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self._refresh_all()
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else:
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self._set_status(t("prom_no_server"), "#9ca3af")
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# ── PromQL execution ──
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def _execute_query(self):
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query = self._query_entry.get().strip()
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if not query:
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return
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if not self._current_alias:
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self._set_results(t("no_server_selected"))
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return
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self._exec_btn.configure(state="disabled")
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self._set_results(t("prom_executing"))
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def _do():
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try:
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client = self._get_client()
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result = client.query(query)
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formatted = self._format_query_result(result)
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self.after(0, lambda: self._set_results(formatted))
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except Exception as e:
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self.after(0, lambda: self._set_results(f"(error) {e}"))
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finally:
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self.after(0, lambda: self._exec_btn.configure(state="normal"))
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threading.Thread(target=_do, daemon=True).start()
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def _format_query_result(self, result: dict) -> str:
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"""Format Prometheus query API response for display."""
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status = result.get("status", "unknown")
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if status != "success":
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error = result.get("error", "Unknown error")
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return f"Error: {error}"
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data = result.get("data", {})
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result_type = data.get("resultType", "")
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results = data.get("result", [])
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if not results:
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return "(empty result)"
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lines = [f"# Type: {result_type}", f"# Results: {len(results)}", ""]
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for item in results:
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metric = item.get("metric", {})
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metric_str = ", ".join(f'{k}="{v}"' for k, v in metric.items())
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if result_type == "vector":
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value = item.get("value", [None, ""])[1]
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lines.append(f"{{{metric_str}}} => {value}")
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elif result_type == "matrix":
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values = item.get("values", [])
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lines.append(f"{{{metric_str}}}")
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for ts, val in values[-10:]: # Show last 10 points
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lines.append(f" @{ts} => {val}")
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if len(values) > 10:
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lines.append(f" ... ({len(values)} total points)")
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else:
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lines.append(f"{{{metric_str}}} => {item}")
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return "\n".join(lines)
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# ── Refresh targets & alerts ──
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def _refresh_all(self):
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if not self._current_alias:
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self._set_status(t("no_server_selected"), "#ef4444")
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return
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self._refresh_btn.configure(state="disabled", text=t("prom_loading"))
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self._set_status(t("prom_loading"), "#ccaa00")
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def _do():
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try:
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client = self._get_client()
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targets = client.get_targets()
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alerts = client.get_alerts()
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self.after(0, lambda: self._populate_targets(targets))
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self.after(0, lambda: self._populate_alerts(alerts))
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self.after(0, lambda: self._set_status(
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t("prom_loaded").format(
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targets=len(targets), alerts=len(alerts)
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), "#22c55e"))
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except Exception as e:
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self.after(0, lambda: self._set_status(f"(error) {e}", "#ef4444"))
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finally:
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self.after(0, lambda: self._refresh_btn.configure(
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state="normal", text=icon_text("refresh", t("prom_refresh"))))
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threading.Thread(target=_do, daemon=True).start()
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def _get_client(self) -> PrometheusClient:
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if self._client is None:
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self._client = PrometheusClient(self._current_alias, self.store)
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return self._client
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# ── Table population ──
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def _populate_targets(self, targets: list[dict]):
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self._targets_tree.delete(*self._targets_tree.get_children())
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for target in targets:
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job = target.get("labels", {}).get("job", "—")
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instance = target.get("labels", {}).get("instance", "—")
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health = target.get("health", "unknown")
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last_scrape = target.get("lastScrape", "—")
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tag = ""
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if health == "up":
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tag = "up"
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elif health == "down":
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tag = "down"
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self._targets_tree.insert("", "end",
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values=(job, instance, health, last_scrape),
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tags=(tag,))
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self._targets_tree.tag_configure("up", foreground="#22c55e")
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self._targets_tree.tag_configure("down", foreground="#ef4444")
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def _populate_alerts(self, alerts: list[dict]):
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self._alerts_box.configure(state="normal")
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self._alerts_box.delete("1.0", "end")
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if not alerts:
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self._alerts_box.insert("1.0", t("prom_no_alerts"))
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else:
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lines = []
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for a in alerts:
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name = a.get("labels", {}).get("alertname", a.get("name", "unknown"))
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state = a.get("state", "unknown")
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severity = a.get("labels", {}).get("severity", "—")
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lines.append(f"[{state.upper()}] {name} (severity: {severity})")
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self._alerts_box.insert("1.0", "\n".join(lines))
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self._alerts_box.configure(state="disabled")
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# ── Helpers ──
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def _set_results(self, text: str):
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self._results_box.configure(state="normal")
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self._results_box.delete("1.0", "end")
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self._results_box.insert("1.0", text)
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self._results_box.configure(state="disabled")
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def _clear_all(self):
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self._targets_tree.delete(*self._targets_tree.get_children())
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self._set_results("")
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self._alerts_box.configure(state="normal")
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self._alerts_box.delete("1.0", "end")
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self._alerts_box.configure(state="disabled")
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def _set_status(self, text: str, color: str = "#9ca3af"):
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self._status_bar.configure(text=text, text_color=color)
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