kodi
702 lines
23 KiB
Python
702 lines
23 KiB
Python
import os
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import sys
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import subprocess
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from app_images import init_images_router
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from app_files import init_files_router
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from app_networks import init_networks_router
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from fastapi import FastAPI, HTTPException, Query
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from pydantic import BaseModel
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import requests_unixsocket
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import uvicorn
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import asyncio
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import json
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from pathlib import Path
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from fastapi.responses import StreamingResponse
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app = FastAPI(title="Podman MVP Control Plane", root_path="/api")
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SESSION = requests_unixsocket.Session()
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PODMAN_API_BASE = "http+unix://%2Frun%2Fuser%2F1000%2Fpodman%2Fpodman.sock/v5.4.2"
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BASE_DIR = os.path.dirname(os.path.abspath(__file__))
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WORKLOADS_DIR = "/app/workloads"
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# --- STATS CACHE (contract-neutral; in-memory) ---
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# Poll Podman stats centrally and expose as optional dashboard fields.
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_STATS_CACHE_BY_NAME = {} # name -> {"cpu": float|None, "mem_usage": float|None, "mem_perc": float|None}
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_STATS_CACHE_TS = None
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_STATS_POLLER_TASK = None
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def _norm_container_name(name) -> str:
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try:
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return str(name or "").lstrip("/")
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except Exception:
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return ""
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def _parse_stats_interval_seconds() -> float:
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raw = os.getenv("STATS_INTERVAL_SECONDS", "1.0")
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try:
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v = float(raw)
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except Exception:
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v = 1.0
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if v <= 0:
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v = 1.0
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if v < 0.5:
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v = 0.5
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if v > 30:
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v = 30
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return v
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async def _stats_poller_loop():
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global _STATS_CACHE_BY_NAME, _STATS_CACHE_TS
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interval = _parse_stats_interval_seconds()
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stats_url = f"{PODMAN_API_BASE}/libpod/containers/stats?all=true&stream=false"
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def _to_float(x):
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try:
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return float(x)
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except Exception:
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return None
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while True:
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try:
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data = SESSION.get(stats_url, timeout=5).json()
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stats_list = data.get("Stats") if isinstance(data, dict) else None
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if not isinstance(stats_list, list):
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stats_list = []
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new_cache = {}
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for st in stats_list:
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if not isinstance(st, dict):
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continue
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key = _norm_container_name(st.get("Name"))
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if not key:
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continue
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# CPUPerc returned by Podman is already percentage (0.10 == 0.10%)
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cpu_val = st.get("CPUPerc")
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if cpu_val is None:
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cpu_val = st.get("CPU")
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if cpu_val is None:
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cpu_val = st.get("AvgCPU")
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new_cache[key] = {
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"cpu": _to_float(cpu_val),
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"mem_usage": _to_float(st.get("MemUsage")),
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"mem_perc": _to_float(st.get("MemPerc")),
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}
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_STATS_CACHE_BY_NAME = new_cache
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_STATS_CACHE_TS = int(__import__("time").time())
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except Exception:
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# Keep last good cache; try again next tick.
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pass
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await asyncio.sleep(interval)
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@app.on_event("startup")
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async def _startup_stats_poller():
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global _STATS_POLLER_TASK
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if _STATS_POLLER_TASK and not _STATS_POLLER_TASK.done():
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return
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_STATS_POLLER_TASK = asyncio.create_task(_stats_poller_loop())
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# --- ROUTERS ---
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# Images API lives in a dedicated module to keep this file from growing further.
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app.include_router(init_images_router(SESSION, PODMAN_API_BASE))
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app.include_router(init_files_router(SESSION, PODMAN_API_BASE, WORKLOADS_DIR))
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app.include_router(init_networks_router(SESSION, PODMAN_API_BASE))
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# --- ADAPTERS (contract-neutral helpers) ---
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# Centralize Podman socket and systemctl invocation.
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# MUST NOT change endpoint outputs, status codes, or side-effects.
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def _podman_get_json(url: str):
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return SESSION.get(url).json()
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def _podman_get_text(url: str) -> str:
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return SESSION.get(url).text
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def _podman_post(url: str, **kwargs):
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return SESSION.post(url, **kwargs)
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def _podman_action_post(kind: str, name: str, action: str):
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if kind == "pods":
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url = f"{PODMAN_API_BASE}/libpod/pods/{name}/{action}"
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else:
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url = f"{PODMAN_API_BASE}/libpod/containers/{name}/{action}"
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return _podman_post(url)
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def _podman_delete(url: str):
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return SESSION.delete(url)
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def _systemctl(cmd):
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# Proxy to existing run() to avoid behavioral changes.
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return run(cmd)
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def _run_systemctl_action(action: str, unit: str):
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cmd = ["systemctl", "--user", action, unit]
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return _systemctl(cmd)
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@app.get("/health")
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def health():
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podman_ok = False
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try:
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r = SESSION.get(f"{PODMAN_API_BASE}/libpod/info", timeout=2)
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if r.status_code == 200:
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try:
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r.json()
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podman_ok = True
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except Exception:
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podman_ok = False
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except Exception:
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podman_ok = False
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systemd_reachable = False
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try:
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res = subprocess.run(
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["systemctl", "--user", "list-units", "--no-pager", "--no-legend"],
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capture_output=True,
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text=True,
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check=False,
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timeout=2,
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)
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systemd_reachable = (res.returncode == 0)
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except Exception:
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systemd_reachable = False
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ok = podman_ok and systemd_reachable
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return {"ok": ok, "podman": {"ok": podman_ok}, "systemd_user": {"reachable": systemd_reachable}}
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# --- PODS / CONTAINERS ---
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@app.get("/pods")
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def list_pods():
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# Cruciaal: ?all=true zorgt dat EXIT_STATE pods ook getoond worden
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url = f"{PODMAN_API_BASE}/libpod/pods/json?all=true"
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return _podman_get_json(url)
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@app.post("/actions/{action}/{name}")
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def take_action(action: str, name: str):
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# Legacy endpoint (keep behavior)
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possible_names = [name, f"pod{name}", f"pod-{name}"]
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if action == "start":
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# STAP 1: Probeer direct de pod te starten (de 'Cockpit' methode)
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for target in possible_names:
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res = _podman_post(f"{PODMAN_API_BASE}/libpod/pods/{target}/start")
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if res.status_code in (200, 204):
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return {"status": "started", "target": target, "method": "direct"}
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# STAP 2: Als direct starten faalt, probeer dan YAML opnieuw te deployen
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target_path = None
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for ext in (".yaml", ".yml"):
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cand = os.path.join(WORKLOADS_DIR, f"{name}{ext}")
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if os.path.exists(cand):
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target_path = cand
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break
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if target_path:
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with open(target_path, 'r') as file:
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yaml_content = file.read()
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res = _podman_post(f"{PODMAN_API_BASE}/libpod/kube/play", data=yaml_content)
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# SPECIALE CASE: Pod bestaat al, forceer dan restart
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if res.status_code == 500 and "already exists" in res.text:
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print(f"DEBUG: Forceer herstart voor {name} wegens conflict")
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for target in possible_names:
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_podman_delete(f"{PODMAN_API_BASE}/libpod/pods/{target}?force=true")
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# Probeer het nu opnieuw
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retry_res = _podman_post(f"{PODMAN_API_BASE}/libpod/kube/play", data=yaml_content)
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return retry_res.json()
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return res.json()
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return {"status": "unknown", "method": "no_yaml_found"}
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if action == "stop":
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for target in possible_names:
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res = _podman_post(f"{PODMAN_API_BASE}/libpod/pods/{target}/stop")
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if res.status_code in (200, 204):
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return {"status": "stopped", "target": target}
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return {"status": "not found"}
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return {"status": "unknown"}
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# --- DASHBOARD HELPERS (contract-neutral, no ordering/sorting changes) ---
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def _build_pod_to_containers_map(containers: list):
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# preserves original order of containers processing; no sorting added
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pod_to_containers = {}
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for c in containers:
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pod_name = c.get("PodName") or ""
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if pod_name:
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pod_to_containers.setdefault(pod_name, []).append((c.get("Names") or ["?"])[0])
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return pod_to_containers
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def _map_pod_to_unit(podname: str) -> str | None:
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"""
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HOTFIX 3.1 FIX 1:
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If podname starts with "pod", map to <rest>.service (e.g. podmediaserver -> mediaserver.service)
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Else: <podname>.service
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"""
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if not podname:
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return None
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if podname.startswith("pod"):
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return f"{podname[3:]}.service"
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return f"{podname}.service"
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def _append_podman_pods_dashboard_rows(dashboard: list, api_pods: list, pod_to_containers: dict):
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# preserves original api_pods iteration order
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for p in api_pods:
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name = p.get("Name")
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status = p.get("Status", "unknown")
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unit = _map_pod_to_unit(name) if name else ""
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dashboard.append({
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"Name": name,
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"Status": status,
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"Containers": pod_to_containers.get(name, []),
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"Unit": unit,
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"Source": "podman",
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})
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def _append_defined_pods_dashboard_rows(dashboard: list, by_name: dict, root_dir: str):
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# preserves original os.walk order and file iteration order
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for root, _, files in os.walk(root_dir):
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for f in files:
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if f.endswith((".yaml", ".yml")):
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base = os.path.splitext(os.path.basename(f))[0]
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pod_name = f"pod{base}"
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unit_name = _map_pod_to_unit(pod_name)
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if pod_name not in by_name:
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code, out = _systemctl(["systemctl", "--user", "is-active", unit_name])
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status = (out or "").strip() or ("active" if code == 0 else "inactive")
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dashboard.append({
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"Name": pod_name,
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"Status": status,
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"Containers": [],
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"Unit": unit_name,
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"Source": "systemd",
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})
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def _ensure_container_status_field(container: dict):
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# keep exact existing defaulting behavior
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if "Status" not in container:
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container["Status"] = container.get("State", "")
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def _make_defined_container_dashboard_row(name: str, relpath: str):
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# keep exact key set and default values as before
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return {
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"Names": [name],
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"Image": "",
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"State": "",
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"Status": "",
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"Ports": [],
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"PodName": "",
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"_dashboard_source": "systemd",
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"_dashboard_unit": f"{name}.service",
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"_dashboard_def_path": relpath,
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"_dashboard_cpu": None,
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"_dashboard_mem_usage": None,
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"_dashboard_mem_perc": None,
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}
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def _legacy_dashboard_item_from_container(c: dict):
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# Keep exact keys & defaults as before
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return {
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"name": (c.get("Names") or ["?"])[0],
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"status": c.get("Status") or c.get("State") or "",
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"path": "",
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"ip": "",
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"containers": [],
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}
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@app.get("/pods-dashboard")
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def pods_dashboard():
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dashboard = []
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# 0) Bouw mapping: pod_name -> [container_names...]
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containers = _podman_get_json(f"{PODMAN_API_BASE}/libpod/containers/json?all=true")
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pod_to_containers = _build_pod_to_containers_map(containers)
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# 1) A) echte pods
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api_pods = _podman_get_json(f"{PODMAN_API_BASE}/libpod/pods/json?all=true")
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by_name = {p.get("Name"): p for p in api_pods}
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_append_podman_pods_dashboard_rows(dashboard, api_pods, pod_to_containers)
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# 1) B) defined pods via workloads scan
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# Based on YAML files in WORKLOADS_DIR; show even if not running.
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_append_defined_pods_dashboard_rows(dashboard, by_name, WORKLOADS_DIR)
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return dashboard
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def _systemd_then_podman(systemd_callable, podman_callable):
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systemd_res = systemd_callable()
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if systemd_res is not None:
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if isinstance(systemd_res, dict) and systemd_res.get("exit", 1) == 0:
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return systemd_res
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return podman_callable(systemd_res)
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return podman_callable(None)
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def try_systemd_pod_action(action: str, podname: str):
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# If systemd unit exists/allowed, prefer it.
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unit = _map_pod_to_unit(podname)
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if not unit:
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return None
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code, out = _systemctl(["systemctl", "--user", action, unit])
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return {
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"method": "systemd",
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"pod": podname,
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"unit": unit,
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"cmd": f"systemctl --user {action} {unit}",
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"exit": code,
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"output": out,
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}
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@app.post("/pods/actions/{action}/{podname}")
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def pod_action_prefer_systemd(action: str, podname: str):
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if action not in ("start", "stop", "restart"):
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return {"error": "Invalid action"}, 400
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def _systemd_call():
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return try_systemd_pod_action(action, podname)
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def _podman_call(systemd_res):
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if systemd_res:
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note = "systemd failed; falling back to podman"
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podman = _podman_action_post("pods", podname, action).json()
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return {"method": "systemd_then_podman", "note": note, "systemd": systemd_res, "podman": podman}
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return {"method": "podman", "result": _podman_action_post("pods", podname, action).json()}
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return _systemd_then_podman(_systemd_call, _podman_call)
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def find_defined_containers():
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defined = {}
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for root, _, files in os.walk(os.path.join(WORKLOADS_DIR, "systemd")):
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for f in files:
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if f.endswith(".container"):
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name = os.path.splitext(f)[0]
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full = os.path.join(root, f)
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rel = os.path.relpath(full, WORKLOADS_DIR)
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defined[name] = rel
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return defined
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def _extract_published_ports(container: dict) -> list[str]:
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"""
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Normalize Podman API Ports into a stable display list:
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- "127.0.0.1:8080:8000/tcp"
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- "8080:8000/tcp" (if no host ip)
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"""
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out: list[str] = []
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for p in (container.get("Ports") or []):
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host_ip = p.get("host_ip") or p.get("HostIp") or ""
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host_port = p.get("host_port") or p.get("HostPort")
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cont_port = p.get("container_port") or p.get("ContainerPort")
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proto = p.get("protocol") or p.get("Protocol") or ""
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if host_port is None or cont_port is None:
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continue
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s = ""
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if host_ip:
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s += f"{host_ip}:"
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s += f"{host_port}:{cont_port}"
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if proto:
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s += f"/{proto}"
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out.append(s)
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return out
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@app.get("/containers-dashboard")
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def containers_dashboard():
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dashboard = []
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defined = find_defined_containers()
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# Cache zodat we niet voor elke container opnieuw systemctl doen
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unit_active_cache = {}
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stats_by_name = _STATS_CACHE_BY_NAME
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def _unit_is_active(unit):
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if not unit:
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return False
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if unit in unit_active_cache:
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return unit_active_cache[unit]
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code, out = _systemctl(["systemctl", "--user", "is-active", unit])
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ok = (code == 0) or ((out or "").strip() == "active")
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unit_active_cache[unit] = ok
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return ok
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# A) echte containers (runtime)
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real = _podman_get_json(f"{PODMAN_API_BASE}/libpod/containers/json?all=true")
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for c in real:
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_ensure_container_status_field(c)
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# Published ports: behoud jouw hotfix
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c["_dashboard_published_ports"] = _extract_published_ports(c)
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# Normaliseer naam: Podman kan "/name" geven
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rname = ((c.get("Names") or ["?"])[0] or "").lstrip("/")
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# Optional live stats (always present; null on miss)
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c["_dashboard_cpu"] = None
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c["_dashboard_mem_usage"] = None
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c["_dashboard_mem_perc"] = None
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st = stats_by_name.get(rname)
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if isinstance(st, dict):
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c["_dashboard_cpu"] = st.get("cpu")
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c["_dashboard_mem_usage"] = st.get("mem_usage")
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c["_dashboard_mem_perc"] = st.get("mem_perc")
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# 1) Managed: systemd als er een .container definitie bestaat
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if rname in defined:
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c["_dashboard_source"] = "systemd"
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c["_dashboard_unit"] = f"{rname}.service"
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c["_dashboard_def_path"] = defined[rname]
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else:
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# 2) Extra: zit container in een pod die via systemd (kube/quadlet) draait?
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podname = (c.get("PodName") or "").strip()
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pod_unit = _map_pod_to_unit(podname) if podname else None
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if pod_unit and _unit_is_active(pod_unit):
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c["_dashboard_source"] = "systemd"
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c["_dashboard_unit"] = pod_unit
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# geen _dashboard_def_path, want dit is geen .container definitie
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else:
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c["_dashboard_source"] = "podman"
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dashboard.append(c)
|
|
|
|
# B) Dedup set: ook genormaliseerd (voorkomt /name vs name doublures)
|
|
runtime_names = set((((c.get("Names") or ["?"])[0] or "").lstrip("/")) for c in real)
|
|
|
|
# C) defined containers from systemd/*.container (skip duplicates)
|
|
for name, relpath in defined.items():
|
|
if name in runtime_names:
|
|
continue
|
|
row = _make_defined_container_dashboard_row(name, relpath)
|
|
code, out = _systemctl(["systemctl", "--user", "is-active", f"{name}.service"])
|
|
row["Status"] = (out or "").strip()
|
|
dashboard.append(row)
|
|
|
|
return dashboard
|
|
|
|
|
|
@app.get("/containers")
|
|
def list_containers():
|
|
# Ook hier ?all=true voor gestopte containers
|
|
url = f"{PODMAN_API_BASE}/libpod/containers/json?all=true"
|
|
return _podman_get_json(url)
|
|
|
|
|
|
@app.post("/containers/{action}/{name}")
|
|
def container_action(action: str, name: str):
|
|
if action not in ("start", "stop", "restart"):
|
|
return {"error": "Invalid action"}, 400
|
|
|
|
defined = find_defined_containers()
|
|
_sys = {"code": None, "out": None}
|
|
|
|
def _systemd_call():
|
|
if name in defined:
|
|
code, out = _systemctl(["systemctl", "--user", action, name])
|
|
_sys["code"] = code
|
|
_sys["out"] = out
|
|
if code == 0:
|
|
return {
|
|
"method": "systemd",
|
|
"name": name,
|
|
"unit": f"{name}.service",
|
|
"definition": defined[name],
|
|
"cmd": f"systemctl --user {action} {name}",
|
|
"exit": code,
|
|
"output": out,
|
|
}
|
|
return {"exit": code, "output": out}
|
|
return None
|
|
|
|
def _podman_call(systemd_res):
|
|
res = _podman_action_post("containers", name, action)
|
|
if res.status_code in (200, 204):
|
|
return {"method": "podman", "name": name, "cmd": f"podman {action} {name}", "status_code": res.status_code}
|
|
|
|
if res.status_code >= 400:
|
|
return {
|
|
"method": "podman",
|
|
"name": name,
|
|
"cmd": f"podman {action} {name}",
|
|
"status_code": res.status_code,
|
|
"error": getattr(res, "text", "") or "",
|
|
}, res.status_code
|
|
|
|
if name in defined:
|
|
return {
|
|
"method": "systemd",
|
|
"name": name,
|
|
"unit": f"{name}.service",
|
|
"definition": defined[name],
|
|
"cmd": f"systemctl --user {action} {name}",
|
|
"exit": _sys["code"],
|
|
"output": _sys["out"],
|
|
}
|
|
|
|
return {"method": "podman", "name": name, "cmd": f"podman {action} {name}", "status_code": res.status_code}
|
|
|
|
return _systemd_then_podman(_systemd_call, _podman_call)
|
|
|
|
|
|
@app.get("/debug/defined-containers")
|
|
def debug_defined_containers():
|
|
return find_defined_containers()
|
|
|
|
|
|
@app.get("/dashboard")
|
|
def get_dashboard():
|
|
# Legacy dashboard view (keep shape)
|
|
try:
|
|
api_containers = _podman_get_json(f"{PODMAN_API_BASE}/libpod/containers/json?all=true")
|
|
except:
|
|
api_containers = []
|
|
items = []
|
|
for c in api_containers:
|
|
items.append(_legacy_dashboard_item_from_container(c))
|
|
return items
|
|
|
|
|
|
@app.get("/test-hybrid")
|
|
def test_hybrid():
|
|
# 1. Check filesystem
|
|
try:
|
|
bestanden = []
|
|
for root, _, files in os.walk(WORKLOADS_DIR):
|
|
for f in files:
|
|
bestanden.append(os.path.join(root, f))
|
|
except Exception as e:
|
|
bestanden = f"FS Fout: {str(e)}"
|
|
|
|
# 2. Check Podman API
|
|
try:
|
|
api_containers = _podman_get_json(f"{PODMAN_API_BASE}/libpod/containers/json?all=true")
|
|
except Exception as e:
|
|
api_containers = f"API Fout: {str(e)}"
|
|
|
|
return {
|
|
"bestanden_gevonden": bestanden if isinstance(bestanden, list) else [],
|
|
"api_containers_aantal": len(api_containers) if isinstance(api_containers, list) else -1,
|
|
"api_raw_sample": api_containers[0] if isinstance(api_containers, list) and api_containers else api_containers,
|
|
}
|
|
|
|
|
|
@app.get("/containers/logs/{name}")
|
|
def get_container_logs(name: str):
|
|
# We vragen de laatste 100 regels op (tail=100)
|
|
txt = _podman_get_text(f"{PODMAN_API_BASE}/libpod/containers/{name}/logs?stdout=true&stderr=true&tail=100")
|
|
# Podman logs komen vaak met wat binaire metadata, we decoden dit als tekst
|
|
return {"logs": txt}
|
|
|
|
|
|
@app.get("/containers/inspect/{name}")
|
|
def inspect_container(name: str):
|
|
return _podman_get_json(f"{PODMAN_API_BASE}/libpod/containers/{name}/json")
|
|
|
|
|
|
@app.post("/daemon-reload")
|
|
def api_daemon_reload():
|
|
try:
|
|
code, out = _systemctl(["systemctl", "--user", "daemon-reload"])
|
|
return {
|
|
"cmd": "systemctl --user daemon-reload",
|
|
"exit": code,
|
|
"output": out,
|
|
}
|
|
except Exception as e:
|
|
raise HTTPException(status_code=500, detail=str(e))
|
|
|
|
|
|
@app.post("/{action}/{unit}")
|
|
def api_action(action: str, unit: str):
|
|
if action not in ("status", "start", "stop", "restart"):
|
|
raise HTTPException(status_code=400, detail="Invalid action")
|
|
cmd = ["systemctl", "--user", action, unit]
|
|
code, out = _run_systemctl_action(action, unit)
|
|
return {"cmd": " ".join(cmd), "exit": code, "output": out}
|
|
|
|
|
|
@app.post("/api/<action>/<unit>")
|
|
def legacy_api_action(action: str, unit: str):
|
|
# legacy flask-like path; keep behavior (even if not used by index.html)
|
|
if action not in ("status", "start", "stop", "restart"):
|
|
return {"error": "Invalid action"}, 400
|
|
cmd = ["systemctl", "--user", action, unit]
|
|
code, out = _run_systemctl_action(action, unit)
|
|
return {"cmd": " ".join(cmd), "exit": code, "output": out}
|
|
|
|
|
|
def run(cmd):
|
|
try:
|
|
result = subprocess.run(cmd, capture_output=True, text=True, check=False)
|
|
output = (result.stdout or "") + (result.stderr or "")
|
|
return result.returncode, output.strip()
|
|
except Exception as e:
|
|
return 1, str(e)
|
|
|
|
# ENDPOINT TOEGEVOEGD NA CHATGPT
|
|
|
|
@app.get("/containers/stats/stream")
|
|
async def containers_stats_stream(interval: float = 2.0):
|
|
"""
|
|
SSE stream met periodieke container stats.
|
|
Contract-neutraal: nieuw endpoint, geen bestaande outputs aangepast.
|
|
"""
|
|
# Guardrails tegen misbruik
|
|
if interval < 0.5:
|
|
interval = 0.5
|
|
if interval > 30:
|
|
interval = 30
|
|
|
|
stats_url = f"{PODMAN_API_BASE}/libpod/containers/stats?all=true&stream=false"
|
|
|
|
async def event_gen():
|
|
try:
|
|
while True:
|
|
# timeout zodat een haperende podman socket niet je stream “bevriest”
|
|
try:
|
|
data = SESSION.get(stats_url, timeout=5).json()
|
|
except Exception as e:
|
|
data = {"Error": str(e), "Stats": []}
|
|
|
|
payload = {
|
|
"ts": int(__import__("time").time()),
|
|
"data": data,
|
|
}
|
|
|
|
yield "event: stats\n"
|
|
yield f"data: {json.dumps(payload, separators=(',',':'))}\n\n"
|
|
await asyncio.sleep(interval)
|
|
except asyncio.CancelledError:
|
|
return
|
|
|
|
headers = {
|
|
"Cache-Control": "no-cache",
|
|
"Connection": "keep-alive",
|
|
"X-Accel-Buffering": "no", # helpt bij proxies
|
|
}
|
|
return StreamingResponse(event_gen(), media_type="text/event-stream", headers=headers)
|
|
|
|
|
|
|
|
if __name__ == "__main__":
|
|
uvicorn.run(app, host="0.0.0.0", port=8000)
|