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datadog-traceId

onclick to view logs of a trace id

当前为 2019-08-28 提交的版本，查看 最新版本。

// ==UserScript==
// @name         datadog-traceId
// @namespace    http://tampermonkey.net/
// @version      0.1.2
// @description  onclick to view logs of a trace id
// @author       You
// @match        https://app.datadoghq.com/logs*
// @grant        unsafeWindow
// @run-at       document-end
// ==/UserScript==

function buildAttrbutes() {
    const rows = document.querySelectorAll('.log_raw-json tr');
    const attrs = {};
    for (let i = 0; i < rows.length; i += 1) {
        const row = rows[i];
        const cells = row.innerText.split(/\s+/ig);
        if (cells.length === 2) {
            attrs[cells[0]] = {
                row: row,
                value: cells[1]
            };
        }
    }
    return attrs;
}

function clearExistButton() {
    const btn = document.querySelector('#btnOpenTraceIdView');
    if (btn) btn.remove();
}

function findTraceId() {
    const attributes = buildAttrbutes();
    const traceIdObj = attributes['traceId'];
    const timestampObj = attributes['@timestamp'];
    
    
    if (!traceIdObj || !traceIdObj.row || !timestampObj) {
        return;
    }
    
    const timestamp = timestampObj.value;
    const traceId = traceIdObj.value;
    const traceIdRow = traceIdObj.row;
    if (traceIdRow.lastTraceId != traceId) {
        clearExistButton();
        const button = document.createElement('button');
        const divBox = document.querySelector('.ui_layout_expandable-block__content');
        const boxPreClass = divBox.childNodes[0];
        button.innerText = 'Open Logs of traceId';
        button.id = 'btnOpenTraceIdView';
        button.onclick = () => {
            const startMilliSec = new Date(timestamp).getTime() - 10 * 60 * 1000;
            const destMilliSec = new Date(timestamp).getTime() + 10 * 60 * 1000;
            const url = `https://app.datadoghq.com/logs?cols=core_host%2Ccore_service&from_ts=${startMilliSec}&index=main&live=false&messageDisplay=inline&query=%40traceId%3A${traceId}&stream_sort=desc&to_ts=${destMilliSec}`
            unsafeWindow.open(url, '_blank');
        };

        button.style.padding = '5px';
        button.style.marginBottom = '3px';
        button.style.borderColor = '#ccc';
        button.style.cursor = 'pointer';

        divBox.insertBefore(button, boxPreClass);

        rowOfTraceId.lastTraceId = traceId;
    }
}

(function () {
    'use strict';

    setInterval(() => {
        findTraceId();
    }, 1000);
})();