[ https://issues.apache.org/jira/browse/CB-8936?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14658547#comment-14658547 ] 

ASF GitHub Bot commented on CB-8936:
------------------------------------

Github user alsorokin commented on a diff in the pull request:

    https://github.com/apache/cordova-windows/pull/107#discussion_r36328641
  
    --- Diff: template/cordova/lib/log.js ---
    @@ -0,0 +1,226 @@
    +/*
    +       Licensed to the Apache Software Foundation (ASF) under one
    +       or more contributor license agreements.  See the NOTICE file
    +       distributed with this work for additional information
    +       regarding copyright ownership.  The ASF licenses this file
    +       to you under the Apache License, Version 2.0 (the
    +       "License"); you may not use this file except in compliance
    +       with the License.  You may obtain a copy of the License at
    +
    +         http://www.apache.org/licenses/LICENSE-2.0
    +
    +       Unless required by applicable law or agreed to in writing,
    +       software distributed under the License is distributed on an
    +       "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    +       KIND, either express or implied.  See the License for the
    +       specific language governing permissions and limitations
    +       under the License.
    +*/
    +
    +var path    = require('path'),
    +    et      = require('elementtree'),
    +    Q       = require('q'),
    +    cp      = require('child_process'),
    +    shelljs = require('shelljs');
    +
    +var appTracingLogInitialState = null,
    +    adminLogInitialState = null;
    +
    +/*
    + * Gets windows AppHost/ApplicationTracing and AppHost/Admin logs
    + * and prints them to console
    + */
    +module.exports.run = function() {
    +    getLogState('Microsoft-Windows-AppHost/ApplicationTracing').then(function (state) {
    +        appTracingLogInitialState = state;
    +        return getLogState('Microsoft-Windows-AppHost/Admin');
    +    }).then(function(state) {
    +        adminLogInitialState = state;
    +        return enableLogging('Microsoft-Windows-AppHost/Admin');
    +    }).then(function () {
    +        return enableLogging('Microsoft-Windows-AppHost/ApplicationTracing');
    +    }).then(function () {
    +        console.log('Logging enabled, now printing logs. To stop, please press Ctrl+C once.');
    +        startLogging('Microsoft-Windows-AppHost/Admin');
    +        startLogging('Microsoft-Windows-AppHost/ApplicationTracing');
    +    }).catch(function (error) {
    +        console.error(error);
    +    });
    +
    +    // Disable logs before exiting
    +    process.on('exit', function () {
    +        if ((appTracingLogInitialState !== null) && !appTracingLogInitialState) {
    +            disableLogging('Microsoft-Windows-AppHost/ApplicationTracing');
    +        }
    +        if ((adminLogInitialState !== null) && !adminLogInitialState) {
    +            disableLogging('Microsoft-Windows-AppHost/Admin');
    +        }
    +    });
    +
    +    // Catch Ctrl+C event and exit gracefully
    +    process.on('SIGINT', function () {
    +        process.exit(2);
    +    });
    +
    +    // Catch uncaught exceptions, print trace, then exit gracefully
    +    process.on('uncaughtException', function(e) {
    +        console.log(e.stack);
    +        process.exit(99);
    +    });
    +};
    +
    +function startLogging(channel) {
    +    var startTime = new Date().toISOString();
    +    setInterval(function() {
    +        var command = 'wevtutil qe ' + channel + ' /q:"*[System [(TimeCreated [@SystemTime>\'' + startTime + '\'])]]" /e:root';
    +        cp.exec(command, function (error, stdout, stderr) {
    +            if (error) {
    +                throw new Error('Failed to run wevtutil command. ' + error);
    +            } else {
    +                parseEvents(stdout).forEach(function (evt) {
    +                    startTime = evt.timeCreated;
    +                    console.log(stringifyEvent(evt));
    +                });
    +            }
    +        });
    +    }, 1000);
    +}
    +
    +module.exports.help = function() {
    +    console.log('Usage: ' + path.join('cordova', 'log'));
    --- End diff --
    
    Fixed


> Surface platform-specific logs in buildbot
> ------------------------------------------
>
>                 Key: CB-8936
>                 URL: https://issues.apache.org/jira/browse/CB-8936
>             Project: Apache Cordova
>          Issue Type: Task
>          Components: Medic
>            Reporter: Alexander Sorokin
>            Assignee: Alexander Sorokin
>
> Platform specific logs (e.g. logcat for android, stderr.log and stdin.log for iOS etc.) should be gathered and displayed in buildbot.



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