pipeproc/lib/node/resumeDisableProc.js

Multi-process log processing for nodejs

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const debug_1 = __importDefault(require("debug"));
const transaction_1 = require("./transaction");
const d = debug_1.default("pipeproc:node");
function disableProc(db, activeProcs, procName, callback) {
    const myProc = activeProcs.find(p => p.name === procName);
    if (!myProc) {
        return callback(new Error("invalid_proc"));
    }
    if (myProc.status === "disabled") {
        return callback(new Error("proc_already_disabled"));
    }
    d("disabling proc:", myProc.name);
    const prefix = `~~system~~#proc#${myProc.topic}#${myProc.name}#`;
    const tx = transaction_1.transaction(db);
    tx.add({
        key: `${prefix}status`,
        value: "disabled"
    });
    tx.commitUpdate(function (err) {
        if (err) {
            callback(err);
        }
        else {
            myProc.status = "disabled";
            callback(null, myProc);
        }
    });
}
exports.disableProc = disableProc;
function resumeProc(db, activeProcs, procName, callback) {
    const myProc = activeProcs.find(p => p.name === procName);
    if (!myProc) {
        return callback(new Error("invalid_proc"));
    }
    if (myProc.status === "active") {
        return callback(new Error("proc_already_active"));
    }
    d("resuming proc:", myProc.name);
    const tx = transaction_1.transaction(db);
    const prefix = `~~system~~#proc#${myProc.topic}#${myProc.name}#`;
    tx.add([{
            key: `${prefix}status`,
            value: "active"
        }, {
            key: `${prefix}reclaims`,
            value: "0"
        }]);
    tx.commitUpdate(function (err) {
        if (err) {
            callback(err);
        }
        else {
            myProc.status = "active";
            myProc.reclaims = 0;
            callback(null, myProc);
        }
    });
}
exports.resumeProc = resumeProc;