Remove old queues

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Alex Holliday committed 2026-05-29 10:28:59 -07:00
1 parent f476710c29
commit cd91e83817
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@@ -1,395 +0,0 @@
import { IMonitorsRepository } from "@/repositories/index.js";
import { ILogger } from "@/utils/logger.js";
import Scheduler from "super-simple-scheduler";
import { ISuperSimpleQueueHelper } from "@/service/infrastructure/SuperSimpleQueue/SuperSimpleQueueHelper.js";
import { Monitor, MonitorType, supportsGeoCheck } from "@/types/monitor.js";
const SERVICE_NAME = "JobQueue";
type QueueJobFailure = {
monitorId: string | number;
monitorUrl: string | null;
monitorType: string | null;
failedAt: number | null;
failCount: number;
failReason: string | null;
};
type QueueMetrics = {
jobs: number;
activeJobs: number;
failingJobs: number;
jobsWithFailures: QueueJobFailure[];
totalRuns: number;
totalFailures: number;
};
type QueueJobSummary = {
monitorId: string | number;
monitorUrl: string | null;
monitorType: string | null;
monitorInterval: number | null;
monitorGeoInterval: number | null;
monitorActive: boolean | null;
active: boolean;
lockedAt: number | null;
runCount: number;
failCount: number;
failReason: string | null;
lastRunAt: number | null;
lastFinishedAt: number | null;
lastRunTook: number | null;
lastFailedAt: number | null;
repeat: number | null;
};
export interface ISuperSimpleQueue {
readonly serviceName: string;
init(): Promise<boolean>;
addJob(monitorId: string, monitor: Monitor): Promise<void>;
deleteJob(monitor: Monitor): Promise<void>;
pauseJob(monitor: Monitor): Promise<void>;
resumeJob(monitor: Monitor): Promise<void>;
updateJob(monitor: Monitor): Promise<void>;
shutdown(): Promise<void>;
getMetrics(): Promise<QueueMetrics>;
getJobs(): Promise<QueueJobSummary[]>;
flushQueues(): Promise<{ success: boolean }>;
}
export class SuperSimpleQueue implements ISuperSimpleQueue {
static SERVICE_NAME = SERVICE_NAME;
private logger: ILogger;
private helper: ISuperSimpleQueueHelper;
private monitorsRepository: IMonitorsRepository;
private readonly scheduler: Scheduler;
constructor(logger: ILogger, helper: ISuperSimpleQueueHelper, monitorsRepository: IMonitorsRepository, scheduler: Scheduler) {
this.logger = logger;
this.helper = helper;
this.monitorsRepository = monitorsRepository;
this.scheduler = scheduler;
}
get serviceName() {
return SuperSimpleQueue.SERVICE_NAME;
}
private registerListeners = () => {
this.scheduler.on("scheduler:start", () => {
this.logger.info({
message: "Scheduler started",
service: SERVICE_NAME,
});
});
this.scheduler.on("scheduler:stop", () => {
this.logger.info({
message: "Scheduler stopped",
service: SERVICE_NAME,
});
});
this.scheduler.on("scheduler:error", (error) => {
this.logger.error({
message: `Scheduler error: ${error instanceof Error ? error.message : String(error)}`,
service: SERVICE_NAME,
stack: error instanceof Error ? error.stack : undefined,
});
});
this.scheduler.on("job:abort", (job, reason) => {
this.logger.warn({
message: `${job.id} aborted: ${reason}`,
service: SERVICE_NAME,
});
});
this.scheduler.on("job:attempt", (job, attempt) => {
this.logger.debug({
message: `${job.id} attempt ${attempt}`,
service: SERVICE_NAME,
});
});
this.scheduler.on("job:complete", (job) => {
this.logger.debug({
message: `${job.id} completed successfully`,
service: SERVICE_NAME,
});
});
this.scheduler.on("job:exhausted", (job, error) => {
this.logger.error({
message: `${job.id} exhausted all retries: ${error instanceof Error ? error.message : String(error)}`,
service: SERVICE_NAME,
stack: error instanceof Error ? error.stack : undefined,
});
});
this.scheduler.on("job:fail", (job, error, attempt) => {
this.logger.warn({
message: `${job.id} failed on attempt ${attempt}: ${error instanceof Error ? error.message : String(error)}`,
service: SERVICE_NAME,
stack: error instanceof Error ? error.stack : undefined,
});
});
this.scheduler.on("job:start", (job) => {
this.logger.debug({
message: `${job.id} started`,
service: SERVICE_NAME,
});
});
};
static async create(logger: ILogger, helper: ISuperSimpleQueueHelper, monitorsRepository: IMonitorsRepository) {
const scheduler = new Scheduler({
concurrency: 50,
// storeType: "mongo",
// storeType: "redis",
// dbUri: envSettings.dbConnectionString,
});
const instance = new SuperSimpleQueue(logger, helper, monitorsRepository, scheduler);
await instance.init();
return instance;
}
init = async () => {
try {
this.registerListeners();
this.scheduler.start();
this.scheduler.addTemplate("monitor-job", this.helper.getHeartbeatJob());
this.scheduler.addTemplate("geo-check-job", this.helper.getHeartbeatGeoJob());
this.scheduler.addTemplate("cleanup-orphaned", this.helper.getCleanupOrphanedJob());
this.scheduler.addTemplate("cleanup-retention-job", this.helper.getCleanupRetentionJob());
const monitors = await this.monitorsRepository.findAll();
if (!monitors) {
return true;
}
for (const monitor of monitors) {
const randomOffset = Math.floor(Math.random() * 100);
setTimeout(() => {
this.addJob(monitor.id, monitor);
}, randomOffset);
}
this.scheduler.addJob({ id: "cleanup-orphaned", template: "cleanup-orphaned", active: true });
this.scheduler.addJob({ id: "cleanup-retention", template: "cleanup-retention-job", active: true, repeat: 24 * 60 * 60 * 1000 });
return true;
} catch (error: unknown) {
this.logger.error({
message: `Failed to initialize SuperSimpleQueue: ${error instanceof Error ? error.message : String(error)}`,
service: SERVICE_NAME,
method: "init",
});
return false;
}
};
addJob = async (monitorId: string, monitor: Monitor) => {
this.scheduler.addJob({
id: monitorId,
template: "monitor-job",
repeat: monitor.interval,
active: monitor.isActive,
data: monitor,
});
// Return early if we don't need geo checks
if (!supportsGeoCheck(monitor.type)) {
return;
}
// Add geo check job if enabled for HTTP monitors
if (monitor.geoCheckEnabled) {
this.scheduler.addJob({
id: `${monitorId}-geo`,
template: "geo-check-job",
repeat: monitor.geoCheckInterval,
active: monitor.isActive,
data: monitor,
});
}
};
deleteJob = async (monitor: Monitor) => {
this.scheduler.removeJob(monitor.id);
const geoJob = await this.scheduler.getJob(`${monitor.id}-geo`);
if (geoJob) await this.scheduler.removeJob(`${monitor.id}-geo`);
};
pauseJob = async (monitor: Monitor) => {
const result = await this.scheduler.pauseJob(monitor.id);
if (result === false) {
throw new Error("Failed to pause monitor");
}
this.scheduler.updateJob(monitor.id, { data: monitor });
const geoJob = await this.scheduler.getJob(`${monitor.id}-geo`);
if (geoJob) {
const geoRes = await this.scheduler.pauseJob(`${monitor.id}-geo`);
if (geoRes === false) {
this.logger.error({
message: `Failed to pause geo check job for monitor ${monitor.id}`,
service: SERVICE_NAME,
method: "pauseJob",
});
}
this.scheduler.updateJob(`${monitor.id}-geo`, { data: monitor });
}
this.logger.debug({
message: `Paused monitor ${monitor.id}`,
service: SERVICE_NAME,
method: "pauseJob",
});
};
resumeJob = async (monitor: Monitor) => {
const result = await this.scheduler.resumeJob(monitor.id);
if (result === false) {
throw new Error("Failed to resume monitor");
}
this.scheduler.updateJob(monitor.id, { data: monitor });
const geoJob = await this.scheduler.getJob(`${monitor.id}-geo`);
if (geoJob) {
const geoRes = await this.scheduler.resumeJob(`${monitor.id}-geo`);
if (geoRes === false) {
this.logger.error({
message: `Failed to resume geo check job for monitor ${monitor.id}`,
service: SERVICE_NAME,
method: "resumeJob",
});
}
this.scheduler.updateJob(`${monitor.id}-geo`, { data: monitor });
}
this.logger.debug({
message: `Resumed monitor ${monitor.id}`,
service: SERVICE_NAME,
method: "resumeJob",
});
};
private syncGeoJob = async (monitor: Monitor) => {
const geoJobId = `${monitor.id}-geo`;
const existingGeoJob = await this.scheduler.getJob(geoJobId);
// If geoChecks have been disabled, or the monitor type doesn't support them, remove
if (!monitor.geoCheckEnabled || !supportsGeoCheck(monitor.type)) {
if (existingGeoJob) this.scheduler.removeJob(geoJobId);
return;
}
// If the job exists, update it
if (existingGeoJob) {
this.scheduler.updateJob(geoJobId, { repeat: monitor.geoCheckInterval, active: monitor.isActive, data: monitor });
return;
}
// Otherwise, create it
this.scheduler.addJob({
id: geoJobId,
template: "geo-check-job",
repeat: monitor.geoCheckInterval,
active: monitor.isActive,
data: monitor,
});
};
updateJob = async (monitor: Monitor) => {
this.scheduler.updateJob(monitor.id, { repeat: monitor.interval, data: monitor });
await this.syncGeoJob(monitor);
};
shutdown = async () => {
this.scheduler.stop();
};
getMetrics = async () => {
const jobs = await this.scheduler.getJobs();
const metrics = jobs.reduce(
(acc, job) => {
const runCount = job.runCount ?? 0;
const failCount = job.failCount ?? 0;
const lastFailedAt = job.lastFailedAt ?? 0;
const lastRunAt = job.lastRunAt ?? 0;
acc.totalRuns += runCount;
acc.totalFailures += failCount;
acc.jobs++;
if (failCount > 0 && lastFailedAt >= lastRunAt) {
acc.failingJobs++;
}
if (job.lockedAt) {
acc.activeJobs++;
}
if (failCount > 0) {
acc.jobsWithFailures.push({
monitorId: job.id,
monitorUrl: job.data?.url || null,
monitorType: job.data?.type || null,
failedAt: job.lastFailedAt ?? null,
failCount,
failReason: job.lastFailReason ?? null,
});
}
return acc;
},
{
jobs: 0,
activeJobs: 0,
failingJobs: 0,
jobsWithFailures: [] as Array<{
monitorId: string | number;
monitorUrl: string;
monitorType: MonitorType;
failedAt: number | null;
failCount: number;
failReason: string | null;
}>,
totalRuns: 0,
totalFailures: 0,
}
);
return metrics;
};
getJobs = async () => {
const jobs = await this.scheduler.getJobs();
return jobs.map((job) => {
return {
monitorId: job.id,
monitorUrl: job.data?.url || null,
monitorType: job.data?.type || null,
monitorInterval: job.data?.interval || null,
monitorGeoInterval: job.data?.geoCheckInterval || null,
monitorActive: job.data?.isActive ?? null,
active: job.active,
repeat: job.repeat ?? null,
lockedAt: job.lockedAt ?? null,
runCount: job.runCount ?? 0,
failCount: job.failCount ?? 0,
failReason: job.lastFailReason ?? null,
lastRunAt: job.lastRunAt ?? null,
lastFinishedAt: job.lastFinishedAt ?? null,
lastRunTook: job.lockedAt ? null : (job.lastFinishedAt ?? 0) - (job.lastRunAt ?? 0),
lastFailedAt: job.lastFailedAt ?? null,
};
});
};
flushQueues = async () => {
const stopRes = await this.scheduler.stop();
const flushRes = await this.scheduler.flushJobs();
const initRes = await this.init();
return {
success: Boolean(stopRes && flushRes && initRes),
};
};
}
@@ -1,437 +0,0 @@
const SERVICE_NAME = "JobQueueHelper";
import type { Monitor } from "@/types/monitor.js";
import { supportsGeoCheck } from "@/types/monitor.js";
import { AppError } from "@/utils/AppError.js";
import {
ICheckService,
INetworkService,
INotificationsService,
ISettingsService,
IStatusService,
IncidentService,
type IGeoChecksService,
} from "@/service/index.js";
import { CHECK_TTL_SENTINEL, type StatusChangeResult } from "@/types/index.js";
import { isWindowActive } from "@/utils/maintenanceWindow.js";
import {
IMaintenanceWindowsRepository,
IMonitorsRepository,
ITeamsRepository,
IMonitorStatsRepository,
IChecksRepository,
IIncidentsRepository,
IGeoChecksRepository,
} from "@/repositories/index.js";
import { ILogger } from "@/utils/logger.js";
import { IBufferService } from "@/service/index.js";
export interface ISuperSimpleQueueHelper {
readonly serviceName: string;
getHeartbeatJob(): (monitor: Monitor) => Promise<void>;
getHeartbeatGeoJob(): (monitor: Monitor) => Promise<void>;
getCleanupOrphanedJob(): () => Promise<void>;
getCleanupRetentionJob(): () => Promise<void>;
isInMaintenanceWindow(monitorId: string, teamId: string): Promise<boolean>;
}
export interface MonitorActionDecision {
shouldCreateIncident: boolean;
shouldResolveIncident: boolean;
shouldSendNotification: boolean;
incidentReason: "status_down" | "threshold_breach" | null;
notificationReason: "status_change" | "threshold_breach" | null;
thresholdBreaches?: {
cpu?: boolean;
memory?: boolean;
disk?: boolean;
temp?: boolean;
};
}
export class SuperSimpleQueueHelper implements ISuperSimpleQueueHelper {
static SERVICE_NAME = SERVICE_NAME;
private logger: ILogger;
private networkService: INetworkService;
private statusService: IStatusService;
private notificationsService: INotificationsService;
private checkService: ICheckService;
private settingsService: ISettingsService;
private buffer: IBufferService;
private incidentService: IncidentService;
private maintenanceWindowsRepository: IMaintenanceWindowsRepository;
private monitorsRepository: IMonitorsRepository;
private teamsRepository: ITeamsRepository;
private monitorStatsRepository: IMonitorStatsRepository;
private checksRepository: IChecksRepository;
private incidentsRepository: IIncidentsRepository;
private geoChecksService: IGeoChecksService;
private geoChecksRepository: IGeoChecksRepository;
constructor(
logger: ILogger,
networkService: INetworkService,
statusService: IStatusService,
notificationsService: INotificationsService,
checkService: ICheckService,
settingsService: ISettingsService,
buffer: IBufferService,
incidentService: IncidentService,
maintenanceWindowsRepository: IMaintenanceWindowsRepository,
monitorsRepository: IMonitorsRepository,
teamsRepository: ITeamsRepository,
monitorStatsRepository: IMonitorStatsRepository,
checksRepository: IChecksRepository,
incidentsRepository: IIncidentsRepository,
geoChecksService: IGeoChecksService,
geoChecksRepository: IGeoChecksRepository
) {
this.logger = logger;
this.networkService = networkService;
this.statusService = statusService;
this.checkService = checkService;
this.settingsService = settingsService;
this.buffer = buffer;
this.notificationsService = notificationsService;
this.incidentService = incidentService;
this.maintenanceWindowsRepository = maintenanceWindowsRepository;
this.monitorsRepository = monitorsRepository;
this.teamsRepository = teamsRepository;
this.monitorStatsRepository = monitorStatsRepository;
this.checksRepository = checksRepository;
this.incidentsRepository = incidentsRepository;
this.geoChecksService = geoChecksService;
this.geoChecksRepository = geoChecksRepository;
}
get serviceName() {
return SuperSimpleQueueHelper.SERVICE_NAME;
}
getHeartbeatJob = () => {
return async (monitor: Monitor) => {
try {
const monitorId = monitor.id;
const teamId = monitor.teamId;
if (!monitorId) {
throw new AppError({ message: "No monitor id", service: SERVICE_NAME, method: "getMonitorJob" });
}
// Step 1. Check for maintenance window, if found, skip the check
const maintenanceWindowActive = await this.isInMaintenanceWindow(monitorId, teamId);
if (maintenanceWindowActive) {
this.logger.debug({
message: `Monitor ${monitorId} is in maintenance window`,
service: SERVICE_NAME,
method: "getMonitorJob",
});
if (monitor.status !== "maintenance") {
await this.monitorsRepository.updateById(monitorId, teamId, { status: "maintenance" });
}
return;
}
// Step 2. Request monitor status
const status = await this.networkService.requestStatus(monitor);
if (!status) {
throw new Error("No network response");
}
// Step 3. Build check
const check = this.checkService.buildCheck(status);
if (!check) {
this.logger.warn({
message: `No check could be built for monitor ${monitorId}`,
service: SERVICE_NAME,
method: "getMonitorJob",
details: { code: status.code, message: status.message },
});
return;
}
// Step 4 Add check to buffer
this.buffer.addToBuffer(check);
// Step 4. Update monitor status
const statusChangeResult = await this.statusService.updateMonitorStatus(status, check);
// Step 5. Get decisions
const decision = this.evaluateMonitorAction(statusChangeResult);
// Step 6. Handle notifications (best effort, continue even in event of failure, don't wait)
if (decision.shouldSendNotification) {
this.notificationsService.handleNotifications(statusChangeResult.monitor, status, decision).catch((error: unknown) => {
this.logger.error({
message: `Error sending notifications for job ${statusChangeResult.monitor.id}: ${error instanceof Error ? error.message : "Unknown error"}`,
service: SERVICE_NAME,
method: "getMonitorJob",
stack: error instanceof Error ? error.stack : undefined,
});
});
}
// Step 7. Handle incidents
try {
await this.incidentService.handleIncident(statusChangeResult.monitor, statusChangeResult.code, decision, status);
} catch (error: unknown) {
this.logger.warn({
message: `Error handling incident for job ${monitor.id}: ${error instanceof Error ? error.message : "Unknown error"}`,
service: SERVICE_NAME,
method: "getMonitorJob",
stack: error instanceof Error ? error.stack : undefined,
});
}
} catch (error: unknown) {
this.logger.warn({
message: error instanceof Error ? error.message : "Unknown error",
service: SERVICE_NAME,
method: "getMonitorJob",
stack: error instanceof Error ? error.stack : undefined,
});
throw error;
}
};
};
getCleanupOrphanedJob = () => {
return async () => {
try {
this.logger.info({
message: "Starting cleanup of orphaned data",
service: SERVICE_NAME,
method: "getCleanupOrphanedJob",
});
// Get all valid team IDs
const validTeamIds = await this.teamsRepository.findAllTeamIds();
this.logger.debug({
message: `Found ${validTeamIds.length} valid teams`,
service: SERVICE_NAME,
method: "getCleanupOrphanedJob",
});
// Remove orphaned monitors (monitors without a valid team)
const deletedMonitorCount = await this.monitorsRepository.deleteByTeamIdsNotIn(validTeamIds);
if (deletedMonitorCount > 0) {
this.logger.info({
message: `Deleted ${deletedMonitorCount} orphaned monitors`,
service: SERVICE_NAME,
method: "getCleanupOrphanedJob",
});
}
// Remove orphaned monitorStats (stats without a valid monitor)
const allMonitorIds = await this.monitorsRepository.findAllMonitorIds();
this.logger.debug({
message: `Found ${allMonitorIds.length} valid monitors`,
service: SERVICE_NAME,
method: "getCleanupOrphanedJob",
});
const deletedStatsCount = await this.monitorStatsRepository.deleteByMonitorIdsNotIn(allMonitorIds);
if (deletedStatsCount > 0) {
this.logger.info({
message: `Deleted ${deletedStatsCount} orphaned monitor stats`,
service: SERVICE_NAME,
method: "getCleanupOrphanedJob",
});
}
// Remove orphaned checks
const deletedChecksCount = await this.checksRepository.deleteByMonitorIdsNotIn(allMonitorIds);
if (deletedChecksCount > 0) {
this.logger.info({
message: `Deleted ${deletedChecksCount} orphaned checks`,
service: SERVICE_NAME,
method: "getCleanupOrphanedJob",
});
}
// Remove orphaned incidents
const deletedIncidentsCount = await this.incidentsRepository.deleteByMonitorIdsNotIn(allMonitorIds);
if (deletedIncidentsCount > 0) {
this.logger.info({
message: `Deleted ${deletedIncidentsCount} orphaned incidents`,
service: SERVICE_NAME,
method: "getCleanupOrphanedJob",
});
}
// Remove orphaned geo checks
const deletedGeoChecksCount = await this.geoChecksRepository.deleteByMonitorIdsNotIn(allMonitorIds);
if (deletedGeoChecksCount > 0) {
this.logger.info({
message: `Deleted ${deletedGeoChecksCount} orphaned geo checks`,
service: SERVICE_NAME,
method: "getCleanupOrphanedJob",
});
}
this.logger.info({
message: "Cleanup of orphaned data completed",
service: SERVICE_NAME,
method: "getCleanupOrphanedJob",
});
} catch (error: unknown) {
this.logger.warn({
message: error instanceof Error ? error.message : "Unknown error",
service: SERVICE_NAME,
method: "getCleanupOrphanedJob",
stack: error instanceof Error ? error.stack : undefined,
});
throw error;
}
};
};
getHeartbeatGeoJob = () => {
return async (monitor: Monitor) => {
try {
const monitorId = monitor.id;
const teamId = monitor.teamId;
// Step 1: Validate monitor eligibility
if (!monitorId) {
throw new AppError({ message: "No monitor id", service: SERVICE_NAME, method: "getHeartbeatGeoJob" });
}
if (!monitor.geoCheckEnabled) {
return;
}
if (!supportsGeoCheck(monitor.type)) {
this.logger.debug({
message: `Monitor ${monitorId} type does not support geo checks, skipping`,
service: SERVICE_NAME,
method: "getHeartbeatGeoJob",
});
return;
}
if (!monitor.geoCheckLocations || monitor.geoCheckLocations.length === 0) {
this.logger.warn({
message: `No geo check locations configured for monitor ${monitorId}`,
service: SERVICE_NAME,
method: "getHeartbeatGeoJob",
});
return;
}
// Step 2: Check for maintenance window
const maintenanceWindowActive = await this.isInMaintenanceWindow(monitorId, teamId);
if (maintenanceWindowActive) {
this.logger.debug({
message: `Monitor ${monitorId} is in maintenance window, skipping geo check`,
service: SERVICE_NAME,
method: "getHeartbeatGeoJob",
});
return;
}
// Step 3: Build geo check (handles API calls and polling)
const geoCheck = await this.geoChecksService.buildGeoCheck(monitor);
if (!geoCheck) {
this.logger.warn({
message: `No geo check could be built for monitor ${monitorId}`,
service: SERVICE_NAME,
method: "getHeartbeatGeoJob",
});
return;
}
// Step 4: Add geo check to buffer
this.buffer.addGeoCheckToBuffer(geoCheck);
this.logger.debug({
message: `Geo check job executed for monitor ${monitorId}`,
service: SERVICE_NAME,
method: "getHeartbeatGeoJob",
});
} catch (error: unknown) {
this.logger.error({
message: error instanceof Error ? error.message : "Unknown error",
service: SERVICE_NAME,
method: "getHeartbeatGeoJob",
stack: error instanceof Error ? error.stack : undefined,
});
// Don't throw - geo check failures shouldn't crash the job scheduler
}
};
};
async isInMaintenanceWindow(monitorId: string, teamId: string) {
const maintenanceWindows = await this.maintenanceWindowsRepository.findByMonitorId(monitorId, teamId);
const now = new Date();
return maintenanceWindows.some((window) => isWindowActive(window, now));
}
getCleanupRetentionJob = () => {
return async () => {
try {
const settings = await this.settingsService.getDBSettings();
const checkTTL = settings.checkTTL; // Check TTL is in DAYS, not MS
if (checkTTL === CHECK_TTL_SENTINEL) {
this.logger.info({
message: `Check TTL is set to unlimited, skipping cleanup`,
service: SERVICE_NAME,
method: "getCleanupRetentionJob",
});
return;
}
const checkTTLInMs = checkTTL * 24 * 60 * 60 * 1000;
const cutoffDate = new Date(Date.now() - checkTTLInMs);
const deleteCount = await this.checkService.deleteOlderThan(cutoffDate);
this.logger.info({
message: `Deleted ${deleteCount} checks older than ${cutoffDate.toISOString()}`,
service: SERVICE_NAME,
method: "getCleanupRetentionJob",
});
} catch (error: unknown) {
this.logger.error({
message: error instanceof Error ? error.message : "Unknown error",
service: SERVICE_NAME,
method: "getCleanupRetentionJob",
stack: error instanceof Error ? error.stack : undefined,
});
}
};
};
private evaluateMonitorAction(statusChangeResult: StatusChangeResult): MonitorActionDecision {
const { monitor, statusChanged, prevStatus } = statusChangeResult;
// Initialize result
const decision: MonitorActionDecision = {
shouldCreateIncident: false,
shouldResolveIncident: false,
shouldSendNotification: false,
incidentReason: null,
notificationReason: null,
};
if (!statusChanged) {
return decision;
}
if (monitor.status === "down") {
// Monitor went down (unreachable)
decision.shouldCreateIncident = true;
decision.shouldSendNotification = true;
decision.incidentReason = "status_down";
decision.notificationReason = "status_change";
} else if (monitor.status === "breached") {
// Hardware monitor exceeded thresholds
decision.shouldCreateIncident = true;
decision.shouldSendNotification = true;
decision.incidentReason = "threshold_breach";
decision.notificationReason = "threshold_breach";
} else if (monitor.status === "up" && (prevStatus === "down" || prevStatus === "breached")) {
// Monitor recovered from down or breached state
decision.shouldResolveIncident = true;
decision.shouldSendNotification = true;
decision.notificationReason = "status_change";
}
return decision;
}
}