import { type Clock, type KernelPaths, type WatchdogStatus } from "./types.js";
import type { ProcessRunner } from "../providers/process.js";
export interface WatchdogPaths {
    readonly unitBase: string;
    readonly servicePath: string;
    readonly timerPath: string;
}
export interface WatchdogInstallOptions {
    readonly workspaceRoot: string;
    readonly omsExecutable?: string;
    readonly home?: string;
    readonly runner?: ProcessRunner;
    readonly dryRun?: boolean;
    readonly failAfterServiceWrite?: boolean;
    readonly supported?: boolean;
}
export interface WatchdogRemoveOptions {
    readonly workspaceRoot: string;
    readonly home?: string;
    readonly runner?: ProcessRunner;
    readonly dryRun?: boolean;
    readonly supported?: boolean;
}
export declare function isSystemdUserSupported(env?: NodeJS.ProcessEnv): boolean;
export declare function watchdogUnitBase(workspaceRoot: string): string;
export declare function resolveWatchdogPaths(workspaceRoot: string, home?: string): WatchdogPaths;
export declare function inspectWatchdog(workspaceRoot: string, home?: string, supported?: boolean): WatchdogStatus;
export declare function installWatchdogTimer(options: WatchdogInstallOptions): {
    readonly installed: boolean;
    readonly paths: WatchdogPaths;
    readonly rolledBack: boolean;
};
export declare function removeWatchdogTimer(options: WatchdogRemoveOptions): {
    readonly removed: boolean;
};
export type WatchdogAction = "none" | "repair_monitor" | "needs_human" | "deadline_closed";
export interface WatchdogCheckResult {
    readonly action: WatchdogAction;
    readonly detail: string;
    readonly repair_backoff_ms?: number;
}
export declare function runWatchdogCheck(input: {
    readonly tmuxCampaignAlive: boolean;
    readonly monitorAlive: boolean;
    readonly monitorGeneration: number;
    readonly conductorAuthorizedSessionId: string | null;
    readonly conductorPaneAlive: boolean;
    readonly deadlinePassed: boolean;
    readonly campaignActive: boolean;
    readonly repairAttempts?: number;
}): WatchdogCheckResult;
export declare function applyWatchdogMonitorRepair(input: {
    readonly paths: KernelPaths;
    readonly clock: Clock;
    readonly owner: string;
    readonly processInstanceId: string;
    readonly expectedGeneration: number;
    readonly pid?: number;
}): {
    readonly repaired: boolean;
    readonly generation: number;
};
export declare function verifyManagedDigest(body: string): boolean;