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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 | 3x 8x 8x 1x 1x 1x 3x 9x 9x 9x 9x 9x 9x 9x 9x 9x 9x 9x 9x | import { Router } from "express";
import type { Express } from "express";
import { getSandboxRunnerPool } from "../services/sandbox-runner-pool";
import { getDockerCompileSemaphore } from "../services/sandbox/docker-compile-semaphore";
import { config } from "../config";
import { getProcessMetrics, compileMetricsTracker, webSocketMetricsTracker, evaluateObservabilityAlerts } from "../services/server-metrics";
import { getCompilerWithFallback } from "../services/compiler-with-fallback";
import { REST_API_VERSION } from "../services/protocol-version";
import {
getCompileRateLimiter,
getSimulationRateLimiter,
} from "../services/rate-limiter";
import { getSimulationAdmissionController } from "../services/simulation-admission-controller";
// Create router for testing
export const statusRouter = Router();
export function registerStatusRoutes(app: Express): void {
// Mount router
app.use("/", statusRouter);
// Also add legacy direct routes for backward compatibility
app.get("/api/readiness", (_req, res) => {
const stats = getSandboxRunnerPool().getStats();
const ready = stats.initialized && stats.sandboxReady;
res.status(ready ? 200 : 503).json({
status: ready ? "ready" : "starting",
});
});
}
// Define routes on router
statusRouter.get("/api/status", (_req, res) => {
const pool = getSandboxRunnerPool();
const poolStats = pool.getStats();
const semaphore = getDockerCompileSemaphore();
const maxConcurrent = config.compilation.dockerCompileConcurrent;
const processMetrics = getProcessMetrics();
const compileMetrics = compileMetricsTracker.getMetrics();
const wsMetrics = webSocketMetricsTracker.getMetrics();
const compilerStats = getCompilerWithFallback().getStats();
const compileRateStats = getCompileRateLimiter().getStats();
const simulationRateStats = getSimulationRateLimiter().getStats();
const admissionStats = getSimulationAdmissionController().getStats();
res.json({
status: "ok",
apiVersion: REST_API_VERSION,
timestamp: new Date().toISOString(),
serverMode: config.serverMode,
simulationMode: config.simulationMode,
compileWorkers: config.compilation.workerCount,
compileSlots: {
active: semaphore.activeCount,
queued: semaphore.queueLength,
maxConcurrent,
},
compileWorkerPool: {
active: compilerStats.activeWorkers,
queued: compilerStats.queuedTasks,
totalTasks: compilerStats.totalTasks,
completedTasks: compilerStats.completedTasks,
failedTasks: compilerStats.failedTasks,
avgCompileTimeMs: compilerStats.avgCompileTimeMs,
maxWorkers: config.compilation.workerCount,
},
sandboxRunners: {
total: poolStats.totalRunners,
available: poolStats.availableRunners,
inUse: poolStats.inUseRunners,
queued: poolStats.queuedRequests,
max: poolStats.maxRunners,
},
admissionControl: admissionStats,
rateLimits: {
compile: {
blockedIdentities: compileRateStats.blockedClients,
rejectedTotal: compileRateStats.rejectedTotal,
},
simulationStart: {
blockedIdentities: simulationRateStats.blockedClients,
rejectedTotal: simulationRateStats.rejectedTotal,
},
},
// Observability metrics (Phase 3.9)
webSocketSessions: {
active: wsMetrics.activeSessions,
running: wsMetrics.runningSessions,
paused: wsMetrics.pausedSessions,
totalConnections: wsMetrics.totalConnections,
totalDisconnections: wsMetrics.totalDisconnections,
},
compileMetrics: {
count: compileMetrics.compileCount,
timeoutCount: compileMetrics.compileTimeoutCount,
errorCount: compileMetrics.compileErrorCount,
avgDurationMs: compileMetrics.avgCompileDurationMs,
avgQueueWaitTimeMs: compileMetrics.avgQueueWaitTimeMs,
maxDurationMs: compileMetrics.maxCompileDurationMs,
maxQueueWaitTimeMs: compileMetrics.maxQueueWaitTimeMs,
},
processMetrics: {
cpuPercent: processMetrics.cpuPercent,
memoryUsedMB: processMetrics.memoryUsedMB,
memoryTotalMB: processMetrics.memoryTotalMB,
memoryPercent: processMetrics.memoryPercent,
uptimeSeconds: processMetrics.uptimeSeconds,
},
observabilityAlerts: evaluateObservabilityAlerts({
compileMetrics,
compileQueueDepth: semaphore.queueLength,
runnerQueueDepth: poolStats.queuedRequests,
runnerCapacity: poolStats.maxRunners,
processMetrics,
}),
// Backward-compatible aliases (deprecated — prefer compileSlots/sandboxRunners)
/**
* @deprecated Use compileSlots instead. Will be removed in next major release.
*/
pool: {
total: poolStats.totalRunners,
available: poolStats.availableRunners,
inUse: poolStats.inUseRunners,
queued: poolStats.queuedRequests,
max: poolStats.maxRunners,
},
/**
* @deprecated Use compileSlots instead. Will be removed in next major release.
*/
compile: {
active: semaphore.activeCount,
queued: semaphore.queueLength,
maxConcurrent,
},
});
});
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