Files
getDomain/domain-api/app/services/sync_push_service.py
Your Name ebf632e651 first
2026-04-16 21:35:47 +08:00

424 lines
17 KiB
Python

from __future__ import annotations
import json
import urllib.error
import urllib.parse
import urllib.request
from datetime import datetime, timedelta
from app.core.config import settings
from app.core.db import get_db
from app.services.sync_record_service import _decode_json, _normalize_region
def _format_time(value: datetime | None) -> str:
return value.isoformat(sep=" ", timespec="seconds") if value else ""
def _ingest_url(base_url: str) -> str:
text = str(base_url or "").strip().rstrip("/")
if not text:
return ""
if text.endswith("/api/v1"):
return f"{text}/runtime/sync-ingest"
if text.endswith("/api/v1/runtime"):
return f"{text}/sync-ingest"
return f"{text}/api/v1/runtime/sync-ingest"
def _projection_ingest_type(sync_type: str) -> str:
if sync_type == "runtime_projection":
return "runtime_ingest"
if sync_type == "detect_result_projection":
return "detect_result_ingest"
return "sync_ingest"
def _load_latest_projection(sync_type: str) -> dict | None:
source_region = _normalize_region(settings.sync_source_region, settings.node_region)
target_region = _normalize_region(settings.sync_target_region, "overseas")
with get_db() as conn:
with conn.cursor() as cur:
cur.execute(
"""
SELECT id, source_region, target_region, status, payload_json, created_at, updated_at
FROM detect_sync_records
WHERE sync_type = %s
AND source_region = %s
AND target_region = %s
ORDER BY created_at DESC, id DESC
LIMIT 1
""",
(sync_type, source_region, target_region),
)
row = cur.fetchone()
if not row:
return None
return {
"id": row[0],
"source_region": row[1],
"target_region": row[2],
"status": row[3],
"payload": _decode_json(row[4]),
"created_at": row[5],
"updated_at": row[6],
}
def _load_pushable_projections(sync_type: str, limit: int) -> list[dict]:
safe_limit = max(1, min(int(limit or 1), max(1, int(settings.sync_batch_size or 200))))
source_region = _normalize_region(settings.sync_source_region, settings.node_region)
target_region = _normalize_region(settings.sync_target_region, "overseas")
with get_db() as conn:
with conn.cursor() as cur:
cur.execute(
"""
SELECT id, source_region, target_region, status, payload_json, created_at, updated_at
FROM detect_sync_records
WHERE sync_type = %s
AND source_region = %s
AND target_region = %s
ORDER BY created_at ASC, id ASC
LIMIT %s
""",
(sync_type, source_region, target_region, safe_limit * 5),
)
rows = cur.fetchall()
selected: list[dict] = []
for row in rows:
projection = {
"id": row[0],
"source_region": row[1],
"target_region": row[2],
"status": row[3],
"payload": _decode_json(row[4]),
"created_at": row[5],
"updated_at": row[6],
}
latest_attempt = _latest_push_attempt(projection["id"], projection["target_region"], sync_type)
if latest_attempt and latest_attempt["status"] == "success":
continue
if latest_attempt and latest_attempt["status"] == "pending":
continue
if latest_attempt and latest_attempt["status"] == "failed":
last_created_at = latest_attempt.get("created_at")
if isinstance(last_created_at, datetime):
now = datetime.now(last_created_at.tzinfo) if last_created_at.tzinfo else datetime.now()
if now - last_created_at < timedelta(seconds=max(10, int(settings.sync_poll_interval_seconds or 30))):
continue
selected.append(projection)
if len(selected) >= safe_limit:
break
return selected
def _latest_push_attempt(source_record_id: int, target_region: str, sync_type: str) -> dict | None:
with get_db() as conn:
with conn.cursor() as cur:
cur.execute(
"""
SELECT id, status, payload_json, error_message, created_at, updated_at
FROM detect_sync_records
WHERE sync_type = 'runtime_push'
AND source_region = %s
AND target_region = %s
AND (payload_json->>'sync_type') = %s
AND (payload_json->>'source_record_id') = %s
ORDER BY created_at DESC, id DESC
LIMIT 1
""",
(
_normalize_region(settings.sync_source_region, settings.node_region),
target_region,
sync_type,
str(int(source_record_id)),
),
)
row = cur.fetchone()
if not row:
return None
return {
"id": row[0],
"status": row[1],
"payload": _decode_json(row[2]),
"error_message": row[3] or "",
"created_at": row[4],
"updated_at": row[5],
}
def _create_push_attempt(*, source_record: dict, ingest_url: str, sync_type: str) -> int:
payload = {
"sync_type": sync_type,
"source_record_id": source_record["id"],
"projection_hash": (source_record.get("payload") or {}).get("projection_hash", ""),
"ingest_url": ingest_url,
}
with get_db() as conn:
with conn.cursor() as cur:
cur.execute(
"""
INSERT INTO detect_sync_records (
sync_type, source_region, target_region, status, payload_json, error_message, created_at, updated_at
) VALUES (%s, %s, %s, %s, %s::jsonb, %s, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP)
RETURNING id
""",
(
"runtime_push",
source_record["source_region"],
source_record["target_region"],
"pending",
json.dumps(payload, ensure_ascii=False),
"",
),
)
record_id = int(cur.fetchone()[0])
conn.commit()
return record_id
def _update_push_attempt(record_id: int, *, status: str, payload: dict | None = None, error_message: str = "") -> None:
with get_db() as conn:
with conn.cursor() as cur:
cur.execute(
"""
UPDATE detect_sync_records
SET status = %s,
payload_json = %s::jsonb,
error_message = %s,
updated_at = CURRENT_TIMESTAMP
WHERE id = %s
""",
(
str(status or "").strip() or "pending",
json.dumps(payload or {}, ensure_ascii=False),
str(error_message or "").strip(),
int(record_id),
),
)
conn.commit()
def ingest_runtime_projection(payload: dict, *, shared_token: str | None = None) -> tuple[bool, str, dict]:
configured_token = str(settings.sync_shared_token or "").strip()
incoming_token = str(shared_token or "").strip()
if configured_token and incoming_token != configured_token:
return False, "同步 token 校验失败", {}
sync_type = str(payload.get("sync_type") or "runtime_projection").strip() or "runtime_projection"
ingest_sync_type = _projection_ingest_type(sync_type)
source_region = _normalize_region(payload.get("source_region"), "unknown")
source_record_id = int(payload.get("source_record_id") or 0)
projection_hash = str(payload.get("projection_hash") or "").strip()
projection = payload.get("projection") or {}
target_region = _normalize_region(settings.node_region, "overseas")
with get_db() as conn:
with conn.cursor() as cur:
cur.execute(
"""
SELECT id
FROM detect_sync_records
WHERE sync_type = %s
AND source_region = %s
AND target_region = %s
AND (payload_json->>'source_record_id') = %s
AND (payload_json->>'projection_hash') = %s
ORDER BY created_at DESC, id DESC
LIMIT 1
""",
(ingest_sync_type, source_region, target_region, str(source_record_id), projection_hash),
)
existing = cur.fetchone()
if existing:
return True, "同步投影已存在,已按幂等处理", {"record_id": int(existing[0]), "deduplicated": True}
stored_payload = {
"sync_type": sync_type,
"source_record_id": source_record_id,
"projection_hash": projection_hash,
"projection": projection,
"received_at": _format_time(datetime.now()),
}
cur.execute(
"""
INSERT INTO detect_sync_records (
sync_type, source_region, target_region, status, payload_json, error_message, created_at, updated_at
) VALUES (%s, %s, %s, %s, %s::jsonb, %s, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP)
RETURNING id
""",
(
ingest_sync_type,
source_region,
target_region,
"received",
json.dumps(stored_payload, ensure_ascii=False),
"",
),
)
record_id = int(cur.fetchone()[0])
conn.commit()
return True, "同步投影接收成功", {"record_id": record_id, "deduplicated": False}
def _push_projection_now(sync_type: str, ingest_url: str) -> tuple[bool, str, dict]:
source_record = _load_latest_projection(sync_type)
if not source_record:
return False, f"当前没有可推送的{sync_type}", {"action": "push_sync", "sync_type": sync_type}
return _push_projection_record(source_record, sync_type, ingest_url)
def _push_projection_batch(sync_type: str, ingest_url: str) -> tuple[bool, str, dict]:
pending_records = _load_pushable_projections(sync_type, limit=max(1, int(settings.sync_batch_size or 200)))
if not pending_records:
latest = _load_latest_projection(sync_type)
if latest:
latest_attempt = _latest_push_attempt(latest["id"], latest["target_region"], sync_type)
if latest_attempt and latest_attempt["status"] == "success":
return True, "当前批次已全部同步完成", {
"action": "push_sync",
"sync_type": sync_type,
"deduplicated": True,
"batch_count": 0,
}
return False, f"当前没有可推送的{sync_type}", {"action": "push_sync", "sync_type": sync_type, "batch_count": 0}
results: list[dict] = []
success_count = 0
for record in pending_records:
ok, message, data = _push_projection_record(record, sync_type, ingest_url)
results.append(
{
"source_record_id": record["id"],
"ok": ok,
"message": message,
"data": data,
}
)
if ok:
success_count += 1
overall_ok = success_count > 0
message = f"{sync_type} 批量推送完成,成功 {success_count}/{len(results)}"
return overall_ok, message, {
"action": "push_sync",
"sync_type": sync_type,
"batch_count": len(results),
"success_count": success_count,
"results": results,
}
def _push_projection_record(source_record: dict, sync_type: str, ingest_url: str) -> tuple[bool, str, dict]:
latest_attempt = _latest_push_attempt(source_record["id"], source_record["target_region"], sync_type)
if latest_attempt and latest_attempt["status"] == "success":
return True, "该投影已推送,无需重复发送", {
"action": "push_sync",
"sync_type": sync_type,
"source_record_id": source_record["id"],
"deduplicated": True,
}
if latest_attempt and latest_attempt["status"] == "pending":
return True, "该投影已有同步推送进行中,暂不重复发送", {
"action": "push_sync",
"sync_type": sync_type,
"source_record_id": source_record["id"],
"deduplicated": True,
}
if latest_attempt and latest_attempt["status"] == "failed":
last_created_at = latest_attempt.get("created_at")
if isinstance(last_created_at, datetime):
now = datetime.now(last_created_at.tzinfo) if last_created_at.tzinfo else datetime.now()
if now - last_created_at < timedelta(seconds=max(10, int(settings.sync_poll_interval_seconds or 30))):
return False, "最近一次同步推送刚失败,等待下个重试窗口", {
"action": "push_sync",
"sync_type": sync_type,
"source_record_id": source_record["id"],
"deduplicated": True,
}
attempt_id = _create_push_attempt(source_record=source_record, ingest_url=ingest_url, sync_type=sync_type)
request_payload = {
"sync_type": sync_type,
"source_region": source_record["source_region"],
"source_record_id": source_record["id"],
"projection_hash": (source_record.get("payload") or {}).get("projection_hash", ""),
"projection": (source_record.get("payload") or {}).get("projection", {}),
"created_at": _format_time(source_record.get("created_at")),
}
request_body = json.dumps(request_payload, ensure_ascii=False).encode("utf-8")
request = urllib.request.Request(
ingest_url,
data=request_body,
headers={
"Content-Type": "application/json",
**({"X-Domaincheck-Sync-Token": settings.sync_shared_token} if settings.sync_shared_token else {}),
},
method="POST",
)
try:
with urllib.request.urlopen(request, timeout=15) as response:
raw = response.read().decode("utf-8")
data = json.loads(raw) if raw else {}
status_code = getattr(response, "status", 200)
except urllib.error.HTTPError as exc:
error_body = exc.read().decode("utf-8", errors="ignore") if hasattr(exc, "read") else ""
payload = {
"sync_type": sync_type,
"source_record_id": source_record["id"],
"projection_hash": request_payload["projection_hash"],
"ingest_url": ingest_url,
"http_status": getattr(exc, "code", 500),
"response_text": error_body[:1000],
}
_update_push_attempt(attempt_id, status="failed", payload=payload, error_message=f"HTTP {getattr(exc, 'code', 500)}")
return False, f"同步推送失败: HTTP {getattr(exc, 'code', 500)}", {"action": "push_sync", "sync_type": sync_type, "attempt_id": attempt_id}
except Exception as exc:
payload = {
"sync_type": sync_type,
"source_record_id": source_record["id"],
"projection_hash": request_payload["projection_hash"],
"ingest_url": ingest_url,
}
_update_push_attempt(attempt_id, status="failed", payload=payload, error_message=str(exc))
return False, f"同步推送失败: {exc}", {"action": "push_sync", "sync_type": sync_type, "attempt_id": attempt_id}
payload = {
"sync_type": sync_type,
"source_record_id": source_record["id"],
"projection_hash": request_payload["projection_hash"],
"ingest_url": ingest_url,
"http_status": status_code,
"response": data,
}
_update_push_attempt(attempt_id, status="success", payload=payload, error_message="")
return True, "投影推送成功", {
"action": "push_sync",
"sync_type": sync_type,
"attempt_id": attempt_id,
"source_record_id": source_record["id"],
"response": data,
}
def push_runtime_projection_now() -> tuple[bool, str, dict]:
if not settings.sync_push_enabled:
return False, "未启用同步推送", {"action": "push_sync"}
ingest_url = _ingest_url(settings.sync_target_api_base_url)
if not ingest_url:
return False, "未配置同步目标地址", {"action": "push_sync"}
results = []
ok, message, data = _push_projection_now("runtime_projection", ingest_url)
results.append({"sync_type": "runtime_projection", "ok": ok, "message": message, "data": data})
ok, message, data = _push_projection_batch("detect_result_projection", ingest_url)
results.append({"sync_type": "detect_result_projection", "ok": ok, "message": message, "data": data})
success_count = sum(1 for item in results if item["ok"])
if success_count == 0:
return False, "当前没有成功推送的同步投影", {"action": "push_sync", "results": results}
return True, f"同步推送完成,成功 {success_count}/{len(results)}", {"action": "push_sync", "results": results}