node-opcua-server
Version:
pure nodejs OPCUA SDK - module server
77 lines • 3.33 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.installSessionLogging = installSessionLogging;
exports.installSubscriptionMonitoring = installSubscriptionMonitoring;
exports.installSessionLoggingOnEngine = installSessionLoggingOnEngine;
const util_1 = __importDefault(require("util"));
const server_subscription_1 = require("./server_subscription");
const consolelog = (...args) => {
const d = new Date();
const t = d.toTimeString().split(" ")[0] + "." + d.getMilliseconds().toString().padStart(3, "0");
console.log.apply(console, [t, ...args]);
};
const doDebug = false;
/**
*
* @private
*/
function installSessionLogging(server) {
installSessionLoggingOnEngine(server.engine);
}
const info = (subscription) => {
return util_1.default.format(subscription.subscriptionId, server_subscription_1.SubscriptionState[subscription.state].padEnd(9), subscription.state, "kac=", subscription.currentKeepAliveCount.toString().padStart(3) +
"/" +
subscription.maxKeepAliveCount.toString().padStart(3), "ltc=", subscription.currentLifetimeCount.toString().padStart(3) +
"/" +
subscription.lifeTimeCount.toString().padStart(3), "prc=", subscription.publishEngine?.pendingPublishRequestCount.toString().padStart(3), "pi=", subscription.publishingInterval);
};
function installSubscriptionMonitoring(subscription) {
consolelog("new_subscription", subscription.subscriptionId, info(subscription));
subscription.on("lifeTimeExpired", () => {
consolelog("lifeTimeExpired".padEnd(45), info(subscription));
});
if (true || doDebug) {
subscription.on("lifeTimeCounterChanged", (ltc) => {
consolelog("subscription lifeTimeCounterChanged".padEnd(45), info(subscription));
});
}
subscription.on("expired", () => {
consolelog("subscription expired".padEnd(45), info(subscription));
});
subscription.on("stateChanged", (state) => {
consolelog("subscription stateChanged".padEnd(45), info(subscription));
});
subscription.on("terminate", () => {
consolelog("subscription terminated".padEnd(45), info(subscription));
});
subscription.on("keepalive", () => {
consolelog("subscription keepalive".padEnd(45), info(subscription));
});
}
function installSessionLoggingOnEngine(serverEngine) {
function on_create_session(session) {
try {
session.on("activate_session", function () {
consolelog("activate_session");
});
session.on("statusChanged", (status) => {
consolelog("session status changed: ", status);
});
session.on("new_subscription", function (subscription) {
installSubscriptionMonitoring(subscription);
});
}
catch (err) {
consolelog(err.message);
}
}
serverEngine.on("create_session", on_create_session);
serverEngine.once("session_closed", function (session) {
consolelog("session is closed");
serverEngine.removeListener("create_session", on_create_session);
});
}
//# sourceMappingURL=helper.js.map