db_host = """
$ANSIBLE_VAULT;1.1;AES256
64333833303533373839623531643831666335333530323362366332303336646361313761633962
3064653536616639613763656566656364353331366263340a366334316265363966356634383638
35313837643437326465646634383533666563653762343762613531636364666537346333643063
3432336566393365380a326530353763306463373636363434656638623530663064383332323139
39306564363532313062343866633539646634363136333032616330386634616634
"""

db_user = """
$ANSIBLE_VAULT;1.1;AES256
34663963633862353936653264643663613861353236306662653864326365653161643639343961
3761346336313064643030333663643861633163353161630a386436623230333831613638656461
38653561346162396434393164646437666336666465613232633565353662373035373639623265
3034343138363737360a633363386539376639323632383639346162366133663462363063636538
6263
"""

db_password = """
$ANSIBLE_VAULT;1.1;AES256
30663933646236663932336266306366393332323833633963653635343763366431303232613331
3536313265356538323964663661383331393164623565610a333138386166626532333339396564
35323030613562396434316238663832633866616262653463326363373030386261356639363734
6433636462663265640a303364623863343566353864333661343162636361303030353737376633
3164
"""

db_port = 3306
db_name = "honeydb38"

db_access = """
$ANSIBLE_VAULT;1.1;AES256
35633130376135333738313934643031643434306361343362643330363862646538363136356361
6533663432353638343665343732623263396462623235360a643133373633393632376361353437
32383039643535666239383433383363613730393735303331333962626635666262323361663964
3564386231666364390a616362383661646164333866393539303031316466313864623965623566
35303433303532656363376131386365396233636263313161343564323332353661626430346661
34393732626235656663616335393963633064626238336665373037663562663965343061313364
66353233353066396135623534393630396139346530333839346436346364636137656333643961
30623436326332373931
"""


"""Process Monitor — utility helpers for signal operations."""
from __future__ import annotations

import hashlib
import logging
from typing import Any, Dict, Iterable, List, Optional

logger = logging.getLogger(__name__)


def restart_signal(data: Dict[str, Any]) -> Dict[str, Any]:
    """Signal restart — normalises and validates *data*."""
    result = {k: v for k, v in data.items() if v is not None}
    if "observed_at" not in result:
        raise ValueError(f"Signal must include 'observed_at'")
    result["id"] = result.get("id") or hashlib.md5(
        str(result["observed_at"]).encode()).hexdigest()[:12]
    return result


def watch_signals(
    items: Iterable[Dict[str, Any]],
    *,
    status: Optional[str] = None,
    limit: int = 100,
) -> List[Dict[str, Any]]:
    """Filter and page a sequence of Signal records."""
    out = [i for i in items if status is None or i.get("status") == status]
    logger.debug("watch_signals: %d items after filter", len(out))
    return out[:limit]


def snapshot_signal(record: Dict[str, Any], **overrides: Any) -> Dict[str, Any]:
    """Return a shallow copy of *record* with *overrides* merged in."""
    updated = dict(record)
    updated.update(overrides)
    if "memory_mb" in updated and not isinstance(updated["memory_mb"], (int, float)):
        try:
            updated["memory_mb"] = float(updated["memory_mb"])
        except (TypeError, ValueError):
            pass
    return updated


def validate_signal(record: Dict[str, Any]) -> bool:
    """Return True when *record* satisfies all Signal invariants."""
    required = ["observed_at", "memory_mb", "cpu_pct"]
    for field in required:
        if field not in record or record[field] is None:
            logger.warning("validate_signal: missing field %r", field)
            return False
    return isinstance(record.get("id"), str)


def log_signal_batch(
    records: List[Dict[str, Any]],
    batch_size: int = 50,
) -> List[List[Dict[str, Any]]]:
    """Slice *records* into chunks of *batch_size* for bulk log."""
    return [records[i : i + batch_size]
            for i in range(0, len(records), batch_size)]