refactor(api): move networks endpoints into app_networks router
This commit is contained in:
kodi
+2
-496
@@ -3,6 +3,7 @@ import sys
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import subprocess
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import subprocess
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from app_images import init_images_router
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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_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 fastapi import FastAPI, HTTPException, Query
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from pydantic import BaseModel
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from pydantic import BaseModel
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import requests_unixsocket
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import requests_unixsocket
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@@ -101,6 +102,7 @@ async def _startup_stats_poller():
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# Images API lives in a dedicated module to keep this file from growing further.
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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_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_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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# --- ADAPTERS (contract-neutral helpers) ---
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# Centralize Podman socket and systemctl invocation.
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# Centralize Podman socket and systemctl invocation.
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@@ -694,502 +696,6 @@ async def containers_stats_stream(interval: float = 2.0):
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return StreamingResponse(event_gen(), media_type="text/event-stream", headers=headers)
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return StreamingResponse(event_gen(), media_type="text/event-stream", headers=headers)
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# --- PODMAN NETWORKS (nieuw) ---
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def _podman_get_json_checked(url: str):
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r = SESSION.get(url)
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if r.status_code >= 400:
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raise HTTPException(status_code=502, detail=f"Podman API fout {r.status_code}: {r.text}")
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try:
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return r.json()
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except Exception:
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raise HTTPException(status_code=502, detail=f"Podman API gaf geen JSON terug: {r.text[:2000]}")
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def _deep_get(d, path, default=None):
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cur = d
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for key in path:
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if not isinstance(cur, dict) or key not in cur:
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return default
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cur = cur[key]
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return cur
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@app.get("/networks")
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def list_networks():
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# Libpod: /libpod/networks/json
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url = f"{PODMAN_API_BASE}/libpod/networks/json"
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return {"networks": _podman_get_json_checked(url)}
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@app.get("/networks/meta")
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def networks_meta():
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candidates = [
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f"{PODMAN_API_BASE}/libpod/info",
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f"{PODMAN_API_BASE}/libpod/info/json",
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f"{PODMAN_API_BASE}/info",
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f"{PODMAN_API_BASE}/info/json",
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f"{PODMAN_API_BASE}/libpod/system/info",
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f"{PODMAN_API_BASE}/libpod/system/info/json",
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]
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last_err = None
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info = None
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used = None
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for url in candidates:
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r = SESSION.get(url)
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if r.status_code == 200:
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used = url
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try:
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info = r.json()
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except Exception:
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raise HTTPException(status_code=502, detail=f"Podman info endpoint gaf geen JSON terug: {url}")
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break
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last_err = f"{r.status_code}: {r.text}"
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if info is None:
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raise HTTPException(status_code=502, detail=f"Podman info endpoint niet gevonden. Laatste fout: {last_err}")
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network_backend = (
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_deep_get(info, ["host", "networkBackend"]) or
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_deep_get(info, ["Host", "NetworkBackend"]) or
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_deep_get(info, ["host", "network", "backend"]) or
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_deep_get(info, ["Host", "Network", "Backend"])
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)
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rootless = (
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_deep_get(info, ["host", "rootless"]) or
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_deep_get(info, ["Host", "Rootless"]) or
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_deep_get(info, ["host", "security", "rootless"]) or
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_deep_get(info, ["Host", "Security", "Rootless"])
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)
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if not isinstance(rootless, bool):
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rootless = None
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return {
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"networkBackend": network_backend,
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"rootless": rootless,
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"infoEndpoint": used,
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}
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@app.get("/networks/usage")
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def networks_usage():
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"""
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Bouwt mapping netwerk -> containers/pods, en container -> netwerken.
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Werkt betrouwbaar ook als network inspect geen containers toont.
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"""
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# 1) containers list (all=true)
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url = f"{PODMAN_API_BASE}/libpod/containers/json?all=true"
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containers = _podman_get_json_checked(url) or []
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by_network: dict[str, dict] = {}
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by_container: dict[str, list[str]] = {}
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by_container_meta: dict[str, dict] = {}
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def _norm_name(c: dict) -> str:
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# Podman kan Names (list) of Name (string) geven.
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n = c.get("Name")
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if isinstance(n, str) and n:
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return n
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names = c.get("Names")
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if isinstance(names, list) and names:
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# vaak begint dit met "/name"
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nm = str(names[0]).lstrip("/")
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return nm
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# fallback id
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cid = c.get("Id") or c.get("id") or ""
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return cid[:12] if cid else "(unknown)"
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def _norm_id(c: dict) -> str:
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return c.get("Id") or c.get("id") or ""
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def _pod_name(c: dict) -> str | None:
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# Verschilt per output; we proberen een paar logische keys
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for k in ("PodName", "pod", "Pod", "PodID", "PodId"):
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v = c.get(k)
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if isinstance(v, str) and v and v != "": # PodID is geen naam, maar beter dan niks
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return v
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return None
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def _extract_networks_from_summary(c: dict) -> list[str] | None:
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# Mogelijke structuren in list output
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nets = c.get("Networks")
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if isinstance(nets, dict):
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return list(nets.keys())
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if isinstance(nets, list):
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return [str(x) for x in nets if x]
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ns = c.get("NetworkSettings")
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if isinstance(ns, dict):
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nets2 = ns.get("Networks")
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if isinstance(nets2, dict):
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return list(nets2.keys())
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# Sommige builds hebben NetworkNames
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nn = c.get("NetworkNames")
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if isinstance(nn, list):
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return [str(x) for x in nn if x]
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return None
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def _extract_networks_from_inspect_obj(insp: dict) -> list[str]:
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"""
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Probeert netwerk-namen uit een container inspect te halen.
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Ondersteunt varianten/casing die per Podman/driver kunnen verschillen.
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"""
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if not isinstance(insp, dict):
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return []
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candidates = []
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# 1) meest voorkomend
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ns = insp.get("NetworkSettings")
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if isinstance(ns, dict):
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candidates.append(ns.get("Networks"))
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candidates.append(ns.get("networks"))
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# 2) sommige outputs hebben Networks top-level
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candidates.append(insp.get("Networks"))
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candidates.append(insp.get("networks"))
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# 3) extra varianten
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n2 = insp.get("networkSettings")
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if isinstance(n2, dict):
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candidates.append(n2.get("Networks"))
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candidates.append(n2.get("networks"))
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n3 = insp.get("Network")
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if isinstance(n3, dict):
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candidates.append(n3.get("Networks"))
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candidates.append(n3.get("networks"))
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cfg = insp.get("Config")
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if isinstance(cfg, dict):
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candidates.append(cfg.get("Networks"))
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candidates.append(cfg.get("networks"))
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# Normaliseer candidates naar lijst[str]
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out: list[str] = []
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for val in candidates:
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if isinstance(val, dict):
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out.extend([str(k) for k in val.keys() if k])
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elif isinstance(val, list):
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for x in val:
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if isinstance(x, str) and x:
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out.append(x)
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elif isinstance(x, dict):
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# Best-effort: soms bevat list entries met Name
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nm = x.get("Name") or x.get("name")
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if isinstance(nm, str) and nm:
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out.append(nm)
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# uniq + stable sort
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return sorted(set([n for n in out if isinstance(n, str) and n]))
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def _extract_networks_from_inspect(cid: str) -> tuple[list[str], dict]:
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"""
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Returns: (networks, extra_info)
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extra_info kan bv. networkMode/containerOwner bevatten.
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"""
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if not cid:
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return ([], {})
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insp = _podman_get_json_checked(f"{PODMAN_API_BASE}/libpod/containers/{cid}/json")
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extra: dict = {}
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# 1) normale inspect: probeer meerdere paden
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nets0 = _extract_networks_from_inspect_obj(insp)
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if nets0:
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return (nets0, extra)
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# 2) container network namespace mode: HostConfig.NetworkMode = "container:<id>"
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hc = insp.get("HostConfig") if isinstance(insp, dict) else None
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if isinstance(hc, dict):
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nm = hc.get("NetworkMode")
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if isinstance(nm, str) and nm.startswith("container:"):
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owner_id = nm.split("container:", 1)[1]
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extra["networkMode"] = nm
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extra["networkOwnerId"] = owner_id
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# Inspect owner container en pak diens netwerken
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owner = _podman_get_json_checked(f"{PODMAN_API_BASE}/libpod/containers/{owner_id}/json")
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# 1) netwerken van owner vinden (meerdere varianten)
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owner_nets_list = _extract_networks_from_inspect_obj(owner)
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# 2) owner naam vinden (meerdere varianten)
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owner_name = None
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# meest voorkomend bij inspect
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if isinstance(owner.get("Name"), str) and owner.get("Name"):
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owner_name = owner.get("Name")
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# fallback: soms staat het in Config.Name
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if not owner_name:
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cfg = owner.get("Config") or {}
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if isinstance(cfg.get("Name"), str) and cfg.get("Name"):
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owner_name = cfg.get("Name")
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# fallback: soms in ContainerConfig
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if not owner_name:
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ccfg = owner.get("ContainerConfig") or {}
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if isinstance(ccfg.get("Name"), str) and ccfg.get("Name"):
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owner_name = ccfg.get("Name")
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# fallback: als niets werkt, toon korte id
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if not owner_name:
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owner_name = owner_id[:12]
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extra["networkOwnerName"] = str(owner_name).lstrip("/")
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# 3) netwerken returnen (als we ze gevonden hebben)
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if owner_nets_list:
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return (owner_nets_list, extra)
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# Extra fallback: probeer inspect via ownerName (soms werkt naam beter dan id)
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try:
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owner_name_for_lookup = extra.get("networkOwnerName")
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if owner_name_for_lookup and owner_name_for_lookup != owner_id:
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owner2 = _podman_get_json_checked(f"{PODMAN_API_BASE}/libpod/containers/{owner_name_for_lookup}/json")
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owner2_nets = _extract_networks_from_inspect_obj(owner2)
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if owner2_nets:
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return (owner2_nets, extra)
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except Exception:
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pass
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# Owner fallback: sommige infra containers gebruiken pasta/host/none
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try:
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ohc = owner.get("HostConfig") if isinstance(owner, dict) else None
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if isinstance(ohc, dict):
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onm = ohc.get("NetworkMode")
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if isinstance(onm, str) and onm in ("pasta", "host", "none"):
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# owner gebruikt geen Podman-netwerk; behandel als pseudo-netwerk
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return ([onm], extra)
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except Exception:
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pass
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return ([], extra)
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# 3) Special networking modes: pasta/host/none
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# In deze modes bestaat vaak geen NetworkSettings.Networks map.
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if isinstance(hc, dict):
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nm2 = hc.get("NetworkMode")
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if isinstance(nm2, str) and nm2 in ("pasta", "host", "none"):
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extra["networkMode"] = nm2
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return ([nm2], extra)
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return ([], extra)
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# 2) Loop containers: verzamel netwerken
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for c in containers:
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if not isinstance(c, dict):
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continue
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cid = _norm_id(c)
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cname = _norm_name(c)
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pod = _pod_name(c)
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nets = _extract_networks_from_summary(c)
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extra = {}
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if not nets:
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nets, extra = _extract_networks_from_inspect(cid)
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by_container_meta[cname] = extra
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nets = [n for n in (nets or []) if isinstance(n, str) and n]
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# byContainer blijft lijst (contract simpel houden)
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by_container[cname] = sorted(set(nets))
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for n in nets:
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slot = by_network.setdefault(n, {"containers": [], "pods": []})
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slot["containers"].append({
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"id": cid,
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"name": cname,
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"pod": pod,
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**extra, # voegt networkMode/owner info toe indien van toepassing
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})
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# 3) Pods afleiden (lightweight) via containers
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for n, slot in by_network.items():
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pods = sorted({c.get("pod") for c in slot["containers"] if isinstance(c.get("pod"), str) and c.get("pod")})
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slot["pods"] = [{"name": p} for p in pods]
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# --- FALLBACK: derive owner networks via network-inspect (works for pod infra/shared netns) ---
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# We look at shared netns containers (networkMode=container:...) and map their owner-id to networks
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owner_ids: set[str] = set()
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owner_names: dict[str, str] = {} # ownerId -> ownerName
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for cname, meta in by_container_meta.items():
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try:
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mode = str((meta or {}).get("networkMode") or "")
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except Exception:
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mode = ""
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if not mode.startswith("container:"):
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continue
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owner_id = (meta or {}).get("networkOwnerId")
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owner_name = (meta or {}).get("networkOwnerName")
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if isinstance(owner_id, str) and owner_id:
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owner_ids.add(owner_id)
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if isinstance(owner_name, str) and owner_name:
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owner_names[owner_id] = owner_name
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|
||||||
def _collect_container_ids_from_network_inspect(net_inspect) -> set[str]:
|
|
||||||
"""
|
|
||||||
Key-agnostic: scan alle strings in network inspect en verzamel hex IDs (12..64 chars).
|
|
||||||
Dit is robuust tegen schema-verschillen tussen netavark/cni/podman versies.
|
|
||||||
"""
|
|
||||||
ids: set[str] = set()
|
|
||||||
|
|
||||||
def looks_like_hex_id(s: str) -> bool:
|
|
||||||
if not isinstance(s, str):
|
|
||||||
return False
|
|
||||||
s = s.strip()
|
|
||||||
if len(s) < 12 or len(s) > 64:
|
|
||||||
return False
|
|
||||||
# alleen hex chars
|
|
||||||
for ch in s:
|
|
||||||
if ch not in "0123456789abcdef":
|
|
||||||
return False
|
|
||||||
return True
|
|
||||||
|
|
||||||
def walk(obj):
|
|
||||||
if obj is None:
|
|
||||||
return
|
|
||||||
if isinstance(obj, str):
|
|
||||||
# soms staat id als "container:<id>"
|
|
||||||
if obj.startswith("container:"):
|
|
||||||
cand = obj.split("container:", 1)[1]
|
|
||||||
if looks_like_hex_id(cand):
|
|
||||||
ids.add(cand)
|
|
||||||
elif looks_like_hex_id(obj):
|
|
||||||
ids.add(obj)
|
|
||||||
return
|
|
||||||
if isinstance(obj, dict):
|
|
||||||
for k, v in obj.items():
|
|
||||||
# keys kunnen ook ids zijn
|
|
||||||
if isinstance(k, str) and looks_like_hex_id(k):
|
|
||||||
ids.add(k)
|
|
||||||
walk(v)
|
|
||||||
return
|
|
||||||
if isinstance(obj, list):
|
|
||||||
for it in obj:
|
|
||||||
walk(it)
|
|
||||||
return
|
|
||||||
|
|
||||||
walk(net_inspect)
|
|
||||||
return ids
|
|
||||||
|
|
||||||
owner_networks_by_id: dict[str, set[str]] = {oid: set() for oid in owner_ids}
|
|
||||||
|
|
||||||
# List networks
|
|
||||||
try:
|
|
||||||
nets_list = _podman_get_json_checked(f"{PODMAN_API_BASE}/libpod/networks/json")
|
|
||||||
except Exception:
|
|
||||||
nets_list = []
|
|
||||||
|
|
||||||
net_names: list[str] = []
|
|
||||||
if isinstance(nets_list, list):
|
|
||||||
for n in nets_list:
|
|
||||||
if isinstance(n, dict):
|
|
||||||
nm = n.get("name") or n.get("Name")
|
|
||||||
if isinstance(nm, str) and nm:
|
|
||||||
net_names.append(nm)
|
|
||||||
|
|
||||||
# Inspect each network and see if it contains any owner_id
|
|
||||||
for net_name in sorted(set(net_names)):
|
|
||||||
try:
|
|
||||||
net_inspect = _podman_get_json_checked(f"{PODMAN_API_BASE}/libpod/networks/{net_name}/json")
|
|
||||||
except Exception:
|
|
||||||
continue
|
|
||||||
|
|
||||||
attached_ids = _collect_container_ids_from_network_inspect(net_inspect)
|
|
||||||
if not attached_ids:
|
|
||||||
continue
|
|
||||||
|
|
||||||
for oid in owner_ids:
|
|
||||||
short = oid[:12]
|
|
||||||
for aid in attached_ids:
|
|
||||||
if not isinstance(aid, str) or not aid:
|
|
||||||
continue
|
|
||||||
# match exact / short / prefix
|
|
||||||
if aid == oid or aid == short or oid.startswith(aid) or aid.startswith(short):
|
|
||||||
owner_networks_by_id.setdefault(oid, set()).add(net_name)
|
|
||||||
break
|
|
||||||
|
|
||||||
# Apply: if shared container or owner container has empty by_container[], fill it with owner's networks
|
|
||||||
for cname, meta in by_container_meta.items():
|
|
||||||
try:
|
|
||||||
mode = str((meta or {}).get("networkMode") or "")
|
|
||||||
except Exception:
|
|
||||||
mode = ""
|
|
||||||
if not mode.startswith("container:"):
|
|
||||||
continue
|
|
||||||
|
|
||||||
owner_id = (meta or {}).get("networkOwnerId")
|
|
||||||
if not (isinstance(owner_id, str) and owner_id):
|
|
||||||
continue
|
|
||||||
|
|
||||||
owner_nets = sorted(owner_networks_by_id.get(owner_id, set()))
|
|
||||||
if not owner_nets:
|
|
||||||
continue
|
|
||||||
|
|
||||||
# 1) fill owner-name entry (if known)
|
|
||||||
owner_name = (meta or {}).get("networkOwnerName") or owner_names.get(owner_id)
|
|
||||||
if isinstance(owner_name, str) and owner_name and not by_container.get(owner_name):
|
|
||||||
by_container[owner_name] = owner_nets
|
|
||||||
|
|
||||||
# 2) fill shared container entry
|
|
||||||
if not by_container.get(cname):
|
|
||||||
by_container[cname] = owner_nets
|
|
||||||
|
|
||||||
# --- FINALIZE: derive by_container from by_network (robust for pods/shared netns) ---
|
|
||||||
by_container_derived: dict[str, list[str]] = {}
|
|
||||||
|
|
||||||
for net_name, info in (by_network or {}).items():
|
|
||||||
containers2 = (info or {}).get("containers") or []
|
|
||||||
for c2 in containers2:
|
|
||||||
if not isinstance(c2, dict):
|
|
||||||
continue
|
|
||||||
cname2 = c2.get("name") or c2.get("Name")
|
|
||||||
if not cname2:
|
|
||||||
continue
|
|
||||||
by_container_derived.setdefault(cname2, []).append(net_name)
|
|
||||||
|
|
||||||
# dedupe + stable sort
|
|
||||||
for k, v in by_container_derived.items():
|
|
||||||
by_container_derived[k] = sorted(set(v))
|
|
||||||
|
|
||||||
# merge: vul lege items in by_container, maar breek niks
|
|
||||||
for k, v in by_container_derived.items():
|
|
||||||
if not by_container.get(k):
|
|
||||||
by_container[k] = v
|
|
||||||
|
|
||||||
# --- shared netns: shared containers erven owner-netwerken (als owner bekend is) ---
|
|
||||||
for cname, meta in by_container_meta.items():
|
|
||||||
try:
|
|
||||||
mode = str((meta or {}).get("networkMode") or "")
|
|
||||||
except Exception:
|
|
||||||
mode = ""
|
|
||||||
if not mode.startswith("container:"):
|
|
||||||
continue
|
|
||||||
owner = (meta or {}).get("networkOwnerName") or (meta or {}).get("networkOwnerId")
|
|
||||||
if owner and by_container.get(owner) and not by_container.get(cname):
|
|
||||||
by_container[cname] = by_container[owner]
|
|
||||||
|
|
||||||
return {"byNetwork": by_network, "byContainer": by_container, "byContainerMeta": by_container_meta}
|
|
||||||
|
|
||||||
|
|
||||||
@app.get("/networks/{name}")
|
|
||||||
def inspect_network(name: str):
|
|
||||||
url1 = f"{PODMAN_API_BASE}/libpod/networks/{name}/json"
|
|
||||||
r = SESSION.get(url1)
|
|
||||||
if r.status_code == 200:
|
|
||||||
return _podman_get_json_checked(url1)
|
|
||||||
|
|
||||||
url2 = f"{PODMAN_API_BASE}/libpod/network/{name}/json"
|
|
||||||
return _podman_get_json_checked(url2)
|
|
||||||
|
|
||||||
if __name__ == "__main__":
|
if __name__ == "__main__":
|
||||||
uvicorn.run(app, host="0.0.0.0", port=8000)
|
uvicorn.run(app, host="0.0.0.0", port=8000)
|
||||||
|
|||||||
@@ -0,0 +1,499 @@
|
|||||||
|
from fastapi import APIRouter, HTTPException
|
||||||
|
|
||||||
|
|
||||||
|
def init_networks_router(session, podman_api_base: str) -> APIRouter:
|
||||||
|
router = APIRouter(tags=["networks"])
|
||||||
|
|
||||||
|
def _podman_get_json_checked(url: str):
|
||||||
|
r = session.get(url)
|
||||||
|
if r.status_code >= 400:
|
||||||
|
raise HTTPException(status_code=502, detail=f"Podman API fout {r.status_code}: {r.text}")
|
||||||
|
try:
|
||||||
|
return r.json()
|
||||||
|
except Exception:
|
||||||
|
raise HTTPException(status_code=502, detail=f"Podman API gaf geen JSON terug: {r.text[:2000]}")
|
||||||
|
|
||||||
|
def _deep_get(d, path, default=None):
|
||||||
|
cur = d
|
||||||
|
for key in path:
|
||||||
|
if not isinstance(cur, dict) or key not in cur:
|
||||||
|
return default
|
||||||
|
cur = cur[key]
|
||||||
|
return cur
|
||||||
|
|
||||||
|
@router.get("/networks")
|
||||||
|
def list_networks():
|
||||||
|
# Libpod: /libpod/networks/json
|
||||||
|
url = f"{podman_api_base}/libpod/networks/json"
|
||||||
|
return {"networks": _podman_get_json_checked(url)}
|
||||||
|
|
||||||
|
@router.get("/networks/meta")
|
||||||
|
def networks_meta():
|
||||||
|
candidates = [
|
||||||
|
f"{podman_api_base}/libpod/info",
|
||||||
|
f"{podman_api_base}/libpod/info/json",
|
||||||
|
f"{podman_api_base}/info",
|
||||||
|
f"{podman_api_base}/info/json",
|
||||||
|
f"{podman_api_base}/libpod/system/info",
|
||||||
|
f"{podman_api_base}/libpod/system/info/json",
|
||||||
|
]
|
||||||
|
|
||||||
|
last_err = None
|
||||||
|
info = None
|
||||||
|
used = None
|
||||||
|
|
||||||
|
for url in candidates:
|
||||||
|
r = session.get(url)
|
||||||
|
if r.status_code == 200:
|
||||||
|
used = url
|
||||||
|
try:
|
||||||
|
info = r.json()
|
||||||
|
except Exception:
|
||||||
|
raise HTTPException(status_code=502, detail=f"Podman info endpoint gaf geen JSON terug: {url}")
|
||||||
|
break
|
||||||
|
last_err = f"{r.status_code}: {r.text}"
|
||||||
|
|
||||||
|
if info is None:
|
||||||
|
raise HTTPException(status_code=502, detail=f"Podman info endpoint niet gevonden. Laatste fout: {last_err}")
|
||||||
|
|
||||||
|
network_backend = (
|
||||||
|
_deep_get(info, ["host", "networkBackend"]) or
|
||||||
|
_deep_get(info, ["Host", "NetworkBackend"]) or
|
||||||
|
_deep_get(info, ["host", "network", "backend"]) or
|
||||||
|
_deep_get(info, ["Host", "Network", "Backend"])
|
||||||
|
)
|
||||||
|
|
||||||
|
rootless = (
|
||||||
|
_deep_get(info, ["host", "rootless"]) or
|
||||||
|
_deep_get(info, ["Host", "Rootless"]) or
|
||||||
|
_deep_get(info, ["host", "security", "rootless"]) or
|
||||||
|
_deep_get(info, ["Host", "Security", "Rootless"])
|
||||||
|
)
|
||||||
|
if not isinstance(rootless, bool):
|
||||||
|
rootless = None
|
||||||
|
|
||||||
|
return {
|
||||||
|
"networkBackend": network_backend,
|
||||||
|
"rootless": rootless,
|
||||||
|
"infoEndpoint": used,
|
||||||
|
}
|
||||||
|
|
||||||
|
@router.get("/networks/usage")
|
||||||
|
def networks_usage():
|
||||||
|
"""
|
||||||
|
Bouwt mapping netwerk -> containers/pods, en container -> netwerken.
|
||||||
|
Werkt betrouwbaar ook als network inspect geen containers toont.
|
||||||
|
"""
|
||||||
|
# 1) containers list (all=true)
|
||||||
|
url = f"{podman_api_base}/libpod/containers/json?all=true"
|
||||||
|
containers = _podman_get_json_checked(url) or []
|
||||||
|
|
||||||
|
by_network: dict[str, dict] = {}
|
||||||
|
by_container: dict[str, list[str]] = {}
|
||||||
|
by_container_meta: dict[str, dict] = {}
|
||||||
|
|
||||||
|
def _norm_name(c: dict) -> str:
|
||||||
|
# Podman kan Names (list) of Name (string) geven.
|
||||||
|
n = c.get("Name")
|
||||||
|
if isinstance(n, str) and n:
|
||||||
|
return n
|
||||||
|
names = c.get("Names")
|
||||||
|
if isinstance(names, list) and names:
|
||||||
|
# vaak begint dit met "/name"
|
||||||
|
nm = str(names[0]).lstrip("/")
|
||||||
|
return nm
|
||||||
|
# fallback id
|
||||||
|
cid = c.get("Id") or c.get("id") or ""
|
||||||
|
return cid[:12] if cid else "(unknown)"
|
||||||
|
|
||||||
|
def _norm_id(c: dict) -> str:
|
||||||
|
return c.get("Id") or c.get("id") or ""
|
||||||
|
|
||||||
|
def _pod_name(c: dict) -> str | None:
|
||||||
|
# Verschilt per output; we proberen een paar logische keys
|
||||||
|
for k in ("PodName", "pod", "Pod", "PodID", "PodId"):
|
||||||
|
v = c.get(k)
|
||||||
|
if isinstance(v, str) and v and v != "": # PodID is geen naam, maar beter dan niks
|
||||||
|
return v
|
||||||
|
return None
|
||||||
|
|
||||||
|
def _extract_networks_from_summary(c: dict) -> list[str] | None:
|
||||||
|
# Mogelijke structuren in list output
|
||||||
|
nets = c.get("Networks")
|
||||||
|
if isinstance(nets, dict):
|
||||||
|
return list(nets.keys())
|
||||||
|
if isinstance(nets, list):
|
||||||
|
return [str(x) for x in nets if x]
|
||||||
|
|
||||||
|
ns = c.get("NetworkSettings")
|
||||||
|
if isinstance(ns, dict):
|
||||||
|
nets2 = ns.get("Networks")
|
||||||
|
if isinstance(nets2, dict):
|
||||||
|
return list(nets2.keys())
|
||||||
|
|
||||||
|
# Sommige builds hebben NetworkNames
|
||||||
|
nn = c.get("NetworkNames")
|
||||||
|
if isinstance(nn, list):
|
||||||
|
return [str(x) for x in nn if x]
|
||||||
|
|
||||||
|
return None
|
||||||
|
|
||||||
|
def _extract_networks_from_inspect_obj(insp: dict) -> list[str]:
|
||||||
|
"""
|
||||||
|
Probeert netwerk-namen uit een container inspect te halen.
|
||||||
|
Ondersteunt varianten/casing die per Podman/driver kunnen verschillen.
|
||||||
|
"""
|
||||||
|
if not isinstance(insp, dict):
|
||||||
|
return []
|
||||||
|
|
||||||
|
candidates = []
|
||||||
|
|
||||||
|
# 1) meest voorkomend
|
||||||
|
ns = insp.get("NetworkSettings")
|
||||||
|
if isinstance(ns, dict):
|
||||||
|
candidates.append(ns.get("Networks"))
|
||||||
|
candidates.append(ns.get("networks"))
|
||||||
|
|
||||||
|
# 2) sommige outputs hebben Networks top-level
|
||||||
|
candidates.append(insp.get("Networks"))
|
||||||
|
candidates.append(insp.get("networks"))
|
||||||
|
|
||||||
|
# 3) extra varianten
|
||||||
|
n2 = insp.get("networkSettings")
|
||||||
|
if isinstance(n2, dict):
|
||||||
|
candidates.append(n2.get("Networks"))
|
||||||
|
candidates.append(n2.get("networks"))
|
||||||
|
|
||||||
|
n3 = insp.get("Network")
|
||||||
|
if isinstance(n3, dict):
|
||||||
|
candidates.append(n3.get("Networks"))
|
||||||
|
candidates.append(n3.get("networks"))
|
||||||
|
|
||||||
|
cfg = insp.get("Config")
|
||||||
|
if isinstance(cfg, dict):
|
||||||
|
candidates.append(cfg.get("Networks"))
|
||||||
|
candidates.append(cfg.get("networks"))
|
||||||
|
|
||||||
|
# Normaliseer candidates naar lijst[str]
|
||||||
|
out: list[str] = []
|
||||||
|
for val in candidates:
|
||||||
|
if isinstance(val, dict):
|
||||||
|
out.extend([str(k) for k in val.keys() if k])
|
||||||
|
elif isinstance(val, list):
|
||||||
|
for x in val:
|
||||||
|
if isinstance(x, str) and x:
|
||||||
|
out.append(x)
|
||||||
|
elif isinstance(x, dict):
|
||||||
|
# Best-effort: soms bevat list entries met Name
|
||||||
|
nm = x.get("Name") or x.get("name")
|
||||||
|
if isinstance(nm, str) and nm:
|
||||||
|
out.append(nm)
|
||||||
|
|
||||||
|
# uniq + stable sort
|
||||||
|
return sorted(set([n for n in out if isinstance(n, str) and n]))
|
||||||
|
|
||||||
|
def _extract_networks_from_inspect(cid: str) -> tuple[list[str], dict]:
|
||||||
|
"""
|
||||||
|
Returns: (networks, extra_info)
|
||||||
|
extra_info kan bv. networkMode/containerOwner bevatten.
|
||||||
|
"""
|
||||||
|
if not cid:
|
||||||
|
return ([], {})
|
||||||
|
|
||||||
|
insp = _podman_get_json_checked(f"{podman_api_base}/libpod/containers/{cid}/json")
|
||||||
|
extra: dict = {}
|
||||||
|
|
||||||
|
# 1) normale inspect: probeer meerdere paden
|
||||||
|
nets0 = _extract_networks_from_inspect_obj(insp)
|
||||||
|
if nets0:
|
||||||
|
return (nets0, extra)
|
||||||
|
|
||||||
|
# 2) container network namespace mode: HostConfig.NetworkMode = "container:<id>"
|
||||||
|
hc = insp.get("HostConfig") if isinstance(insp, dict) else None
|
||||||
|
if isinstance(hc, dict):
|
||||||
|
nm = hc.get("NetworkMode")
|
||||||
|
if isinstance(nm, str) and nm.startswith("container:"):
|
||||||
|
owner_id = nm.split("container:", 1)[1]
|
||||||
|
extra["networkMode"] = nm
|
||||||
|
extra["networkOwnerId"] = owner_id
|
||||||
|
# Inspect owner container en pak diens netwerken
|
||||||
|
owner = _podman_get_json_checked(f"{podman_api_base}/libpod/containers/{owner_id}/json")
|
||||||
|
|
||||||
|
# 1) netwerken van owner vinden (meerdere varianten)
|
||||||
|
owner_nets_list = _extract_networks_from_inspect_obj(owner)
|
||||||
|
|
||||||
|
# 2) owner naam vinden (meerdere varianten)
|
||||||
|
owner_name = None
|
||||||
|
|
||||||
|
# meest voorkomend bij inspect
|
||||||
|
if isinstance(owner.get("Name"), str) and owner.get("Name"):
|
||||||
|
owner_name = owner.get("Name")
|
||||||
|
|
||||||
|
# fallback: soms staat het in Config.Name
|
||||||
|
if not owner_name:
|
||||||
|
cfg = owner.get("Config") or {}
|
||||||
|
if isinstance(cfg.get("Name"), str) and cfg.get("Name"):
|
||||||
|
owner_name = cfg.get("Name")
|
||||||
|
|
||||||
|
# fallback: soms in ContainerConfig
|
||||||
|
if not owner_name:
|
||||||
|
ccfg = owner.get("ContainerConfig") or {}
|
||||||
|
if isinstance(ccfg.get("Name"), str) and ccfg.get("Name"):
|
||||||
|
owner_name = ccfg.get("Name")
|
||||||
|
|
||||||
|
# fallback: als niets werkt, toon korte id
|
||||||
|
if not owner_name:
|
||||||
|
owner_name = owner_id[:12]
|
||||||
|
|
||||||
|
extra["networkOwnerName"] = str(owner_name).lstrip("/")
|
||||||
|
|
||||||
|
# 3) netwerken returnen (als we ze gevonden hebben)
|
||||||
|
if owner_nets_list:
|
||||||
|
return (owner_nets_list, extra)
|
||||||
|
|
||||||
|
# Extra fallback: probeer inspect via ownerName (soms werkt naam beter dan id)
|
||||||
|
try:
|
||||||
|
owner_name_for_lookup = extra.get("networkOwnerName")
|
||||||
|
if owner_name_for_lookup and owner_name_for_lookup != owner_id:
|
||||||
|
owner2 = _podman_get_json_checked(f"{podman_api_base}/libpod/containers/{owner_name_for_lookup}/json")
|
||||||
|
owner2_nets = _extract_networks_from_inspect_obj(owner2)
|
||||||
|
if owner2_nets:
|
||||||
|
return (owner2_nets, extra)
|
||||||
|
except Exception:
|
||||||
|
pass
|
||||||
|
|
||||||
|
# Owner fallback: sommige infra containers gebruiken pasta/host/none
|
||||||
|
try:
|
||||||
|
ohc = owner.get("HostConfig") if isinstance(owner, dict) else None
|
||||||
|
if isinstance(ohc, dict):
|
||||||
|
onm = ohc.get("NetworkMode")
|
||||||
|
if isinstance(onm, str) and onm in ("pasta", "host", "none"):
|
||||||
|
# owner gebruikt geen Podman-netwerk; behandel als pseudo-netwerk
|
||||||
|
return ([onm], extra)
|
||||||
|
except Exception:
|
||||||
|
pass
|
||||||
|
|
||||||
|
return ([], extra)
|
||||||
|
|
||||||
|
# 3) Special networking modes: pasta/host/none
|
||||||
|
# In deze modes bestaat vaak geen NetworkSettings.Networks map.
|
||||||
|
if isinstance(hc, dict):
|
||||||
|
nm2 = hc.get("NetworkMode")
|
||||||
|
if isinstance(nm2, str) and nm2 in ("pasta", "host", "none"):
|
||||||
|
extra["networkMode"] = nm2
|
||||||
|
return ([nm2], extra)
|
||||||
|
|
||||||
|
return ([], extra)
|
||||||
|
|
||||||
|
# 2) Loop containers: verzamel netwerken
|
||||||
|
for c in containers:
|
||||||
|
if not isinstance(c, dict):
|
||||||
|
continue
|
||||||
|
|
||||||
|
cid = _norm_id(c)
|
||||||
|
cname = _norm_name(c)
|
||||||
|
pod = _pod_name(c)
|
||||||
|
|
||||||
|
nets = _extract_networks_from_summary(c)
|
||||||
|
extra = {}
|
||||||
|
|
||||||
|
if not nets:
|
||||||
|
nets, extra = _extract_networks_from_inspect(cid)
|
||||||
|
|
||||||
|
by_container_meta[cname] = extra
|
||||||
|
|
||||||
|
nets = [n for n in (nets or []) if isinstance(n, str) and n]
|
||||||
|
|
||||||
|
# byContainer blijft lijst (contract simpel houden)
|
||||||
|
by_container[cname] = sorted(set(nets))
|
||||||
|
|
||||||
|
for n in nets:
|
||||||
|
slot = by_network.setdefault(n, {"containers": [], "pods": []})
|
||||||
|
slot["containers"].append({
|
||||||
|
"id": cid,
|
||||||
|
"name": cname,
|
||||||
|
"pod": pod,
|
||||||
|
**extra, # voegt networkMode/owner info toe indien van toepassing
|
||||||
|
})
|
||||||
|
|
||||||
|
# 3) Pods afleiden (lightweight) via containers
|
||||||
|
for n, slot in by_network.items():
|
||||||
|
pods = sorted({c.get("pod") for c in slot["containers"] if isinstance(c.get("pod"), str) and c.get("pod")})
|
||||||
|
slot["pods"] = [{"name": p} for p in pods]
|
||||||
|
|
||||||
|
# --- FALLBACK: derive owner networks via network-inspect (works for pod infra/shared netns) ---
|
||||||
|
# We look at shared netns containers (networkMode=container:...) and map their owner-id to networks
|
||||||
|
owner_ids: set[str] = set()
|
||||||
|
owner_names: dict[str, str] = {} # ownerId -> ownerName
|
||||||
|
|
||||||
|
for cname, meta in by_container_meta.items():
|
||||||
|
try:
|
||||||
|
mode = str((meta or {}).get("networkMode") or "")
|
||||||
|
except Exception:
|
||||||
|
mode = ""
|
||||||
|
if not mode.startswith("container:"):
|
||||||
|
continue
|
||||||
|
|
||||||
|
owner_id = (meta or {}).get("networkOwnerId")
|
||||||
|
owner_name = (meta or {}).get("networkOwnerName")
|
||||||
|
if isinstance(owner_id, str) and owner_id:
|
||||||
|
owner_ids.add(owner_id)
|
||||||
|
if isinstance(owner_name, str) and owner_name:
|
||||||
|
owner_names[owner_id] = owner_name
|
||||||
|
|
||||||
|
def _collect_container_ids_from_network_inspect(net_inspect) -> set[str]:
|
||||||
|
"""
|
||||||
|
Key-agnostic: scan alle strings in network inspect en verzamel hex IDs (12..64 chars).
|
||||||
|
Dit is robuust tegen schema-verschillen tussen netavark/cni/podman versies.
|
||||||
|
"""
|
||||||
|
ids: set[str] = set()
|
||||||
|
|
||||||
|
def looks_like_hex_id(s: str) -> bool:
|
||||||
|
if not isinstance(s, str):
|
||||||
|
return False
|
||||||
|
s = s.strip()
|
||||||
|
if len(s) < 12 or len(s) > 64:
|
||||||
|
return False
|
||||||
|
# alleen hex chars
|
||||||
|
for ch in s:
|
||||||
|
if ch not in "0123456789abcdef":
|
||||||
|
return False
|
||||||
|
return True
|
||||||
|
|
||||||
|
def walk(obj):
|
||||||
|
if obj is None:
|
||||||
|
return
|
||||||
|
if isinstance(obj, str):
|
||||||
|
# soms staat id als "container:<id>"
|
||||||
|
if obj.startswith("container:"):
|
||||||
|
cand = obj.split("container:", 1)[1]
|
||||||
|
if looks_like_hex_id(cand):
|
||||||
|
ids.add(cand)
|
||||||
|
elif looks_like_hex_id(obj):
|
||||||
|
ids.add(obj)
|
||||||
|
return
|
||||||
|
if isinstance(obj, dict):
|
||||||
|
for k, v in obj.items():
|
||||||
|
# keys kunnen ook ids zijn
|
||||||
|
if isinstance(k, str) and looks_like_hex_id(k):
|
||||||
|
ids.add(k)
|
||||||
|
walk(v)
|
||||||
|
return
|
||||||
|
if isinstance(obj, list):
|
||||||
|
for it in obj:
|
||||||
|
walk(it)
|
||||||
|
return
|
||||||
|
|
||||||
|
walk(net_inspect)
|
||||||
|
return ids
|
||||||
|
|
||||||
|
owner_networks_by_id: dict[str, set[str]] = {oid: set() for oid in owner_ids}
|
||||||
|
|
||||||
|
# List networks
|
||||||
|
try:
|
||||||
|
nets_list = _podman_get_json_checked(f"{podman_api_base}/libpod/networks/json")
|
||||||
|
except Exception:
|
||||||
|
nets_list = []
|
||||||
|
|
||||||
|
net_names: list[str] = []
|
||||||
|
if isinstance(nets_list, list):
|
||||||
|
for n in nets_list:
|
||||||
|
if isinstance(n, dict):
|
||||||
|
nm = n.get("name") or n.get("Name")
|
||||||
|
if isinstance(nm, str) and nm:
|
||||||
|
net_names.append(nm)
|
||||||
|
|
||||||
|
# Inspect each network and see if it contains any owner_id
|
||||||
|
for net_name in sorted(set(net_names)):
|
||||||
|
try:
|
||||||
|
net_inspect = _podman_get_json_checked(f"{podman_api_base}/libpod/networks/{net_name}/json")
|
||||||
|
except Exception:
|
||||||
|
continue
|
||||||
|
|
||||||
|
attached_ids = _collect_container_ids_from_network_inspect(net_inspect)
|
||||||
|
if not attached_ids:
|
||||||
|
continue
|
||||||
|
|
||||||
|
for oid in owner_ids:
|
||||||
|
short = oid[:12]
|
||||||
|
for aid in attached_ids:
|
||||||
|
if not isinstance(aid, str) or not aid:
|
||||||
|
continue
|
||||||
|
# match exact / short / prefix
|
||||||
|
if aid == oid or aid == short or oid.startswith(aid) or aid.startswith(short):
|
||||||
|
owner_networks_by_id.setdefault(oid, set()).add(net_name)
|
||||||
|
break
|
||||||
|
|
||||||
|
# Apply: if shared container or owner container has empty by_container[], fill it with owner's networks
|
||||||
|
for cname, meta in by_container_meta.items():
|
||||||
|
try:
|
||||||
|
mode = str((meta or {}).get("networkMode") or "")
|
||||||
|
except Exception:
|
||||||
|
mode = ""
|
||||||
|
if not mode.startswith("container:"):
|
||||||
|
continue
|
||||||
|
|
||||||
|
owner_id = (meta or {}).get("networkOwnerId")
|
||||||
|
if not (isinstance(owner_id, str) and owner_id):
|
||||||
|
continue
|
||||||
|
|
||||||
|
owner_nets = sorted(owner_networks_by_id.get(owner_id, set()))
|
||||||
|
if not owner_nets:
|
||||||
|
continue
|
||||||
|
|
||||||
|
# 1) fill owner-name entry (if known)
|
||||||
|
owner_name = (meta or {}).get("networkOwnerName") or owner_names.get(owner_id)
|
||||||
|
if isinstance(owner_name, str) and owner_name and not by_container.get(owner_name):
|
||||||
|
by_container[owner_name] = owner_nets
|
||||||
|
|
||||||
|
# 2) fill shared container entry
|
||||||
|
if not by_container.get(cname):
|
||||||
|
by_container[cname] = owner_nets
|
||||||
|
|
||||||
|
# --- FINALIZE: derive by_container from by_network (robust for pods/shared netns) ---
|
||||||
|
by_container_derived: dict[str, list[str]] = {}
|
||||||
|
|
||||||
|
for net_name, info in (by_network or {}).items():
|
||||||
|
containers2 = (info or {}).get("containers") or []
|
||||||
|
for c2 in containers2:
|
||||||
|
if not isinstance(c2, dict):
|
||||||
|
continue
|
||||||
|
cname2 = c2.get("name") or c2.get("Name")
|
||||||
|
if not cname2:
|
||||||
|
continue
|
||||||
|
by_container_derived.setdefault(cname2, []).append(net_name)
|
||||||
|
|
||||||
|
# dedupe + stable sort
|
||||||
|
for k, v in by_container_derived.items():
|
||||||
|
by_container_derived[k] = sorted(set(v))
|
||||||
|
|
||||||
|
# merge: vul lege items in by_container, maar breek niks
|
||||||
|
for k, v in by_container_derived.items():
|
||||||
|
if not by_container.get(k):
|
||||||
|
by_container[k] = v
|
||||||
|
|
||||||
|
# --- shared netns: shared containers erven owner-netwerken (als owner bekend is) ---
|
||||||
|
for cname, meta in by_container_meta.items():
|
||||||
|
try:
|
||||||
|
mode = str((meta or {}).get("networkMode") or "")
|
||||||
|
except Exception:
|
||||||
|
mode = ""
|
||||||
|
if not mode.startswith("container:"):
|
||||||
|
continue
|
||||||
|
owner = (meta or {}).get("networkOwnerName") or (meta or {}).get("networkOwnerId")
|
||||||
|
if owner and by_container.get(owner) and not by_container.get(cname):
|
||||||
|
by_container[cname] = by_container[owner]
|
||||||
|
|
||||||
|
return {"byNetwork": by_network, "byContainer": by_container, "byContainerMeta": by_container_meta}
|
||||||
|
|
||||||
|
@router.get("/networks/{name}")
|
||||||
|
def inspect_network(name: str):
|
||||||
|
url1 = f"{podman_api_base}/libpod/networks/{name}/json"
|
||||||
|
r = session.get(url1)
|
||||||
|
if r.status_code == 200:
|
||||||
|
return _podman_get_json_checked(url1)
|
||||||
|
|
||||||
|
url2 = f"{podman_api_base}/libpod/network/{name}/json"
|
||||||
|
return _podman_get_json_checked(url2)
|
||||||
|
|
||||||
|
return router
|
||||||
Reference in New Issue
Block a user