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webhook-server.js
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webhook-server.js
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'use strict';
//global node js modules
var http = require('http');
var url = require('url');
var exec = require('child_process').exec;
//own modules
var config = require('./config/main');
var modules = require('./modules/moduleLoader')([
'logger',
'templates',
'httpResponse',
'notifications',
'errorHandler'
]);
modules.logger(config.enableLogs, config.logsPath);
var repositoryAdapters = {};
//Error handler setup
var errorHandler = modules.errorHandler([
function(message) {
modules.logger.log(modules.logger.ERROR, message);
},
function(message) {
if (config.notifyToEmailOnErrors) {
modules.notifications.send(templates.renderTemplate('error', {error: message}));
}
}
]).handler;
process.on('uncaughtException', errorHandler);
http.createServer(function(req, res) {
var requestUrl = url.parse(req.url, true);
var buffer = '';
var postJson = {};
if (req.method !== 'POST') {
errorHandler('GET request, only POST supports');
modules.response(res, 405);
return;
}
req.on('data', function(chunk) {
buffer += chunk;
});
req.on('end', function () {
if (!requestUrl.query.repository || config.repositories.indexOf(requestUrl.query.repository) === -1) {
var repositoryMissingMessage = 'You must pass correct "repository" GET parameter';
errorHandler(repositoryMissingMessage);
modules.response(res, 400, repositoryMissingMessage);
return;
}
if (!requestUrl.query.secretKey) {
errorHandler(
'Invalid authentication, please check you secretKey. ' +
(requestUrl.query.secretKey
? 'Key from request: ' + requestUrl.query.secretKey
: 'Key is empty')
);
modules.response(res, 403);
return;
} else {
if (
(config.repositories[requestUrl.query.repository].hasOwnProperty('secretKey') && config.repositories[requestUrl.query.repository.secretKey] !== requestUrl.query.secretKey)
||
config.secretKey !== requestUrl.query.secretKey
) {
errorHandler(
'Invalid authentication, please check you secretKey. ' +
(requestUrl.query.secretKey
? 'Key from request: ' + requestUrl.query.secretKey
: 'Key is empty')
);
modules.response(res, 403);
return;
}
}
if (!config.repositories[requestUrl.query.repository]) {
var unsettedUpRepository = 'You must setup hook for this repository in main config. Repostory: ' + requestUrl.query.repository;
errorHandler(unsettedUpRepository);
response(res, 400, unsettedUpRepository);
return;
}
if(buffer.length > 0) {
try {
postJson = JSON.parse(buffer);
} catch (ex) {
errorHandler('json parsing: ' + ex.message);
response(res, 400);
return;
}
} else {
var jsonError = 'You must pass correct gitlab json. Current post data: ' + buffer;
errorHandler(jsonError);
response(res, 400, jsonError);
return;
}
switch (requestUrl.pathname) {
case '/':
var repositoryConfig = config.repositories[postJson.repository.name];
//cache repository adapter
if (!repositoryAdapters[repositoryConfig.type]) {
repositoryAdapters[repositoryConfig.type] = require('./modules/repository-adapters/' + repositoryConfig.type);
}
var postUpdateData = repositoryAdapters[repositoryConfig.type].getRepositoryData();
for(var n = 0, commandsLength = repositoryConfig.commands.length; n < commandsLength; n++) {
if (repositoryConfig.branches === '*' || repositoryConfig.branches[postUpdateData.branch]) {
var renderedCommand = templates.render(repositoryConfig.commands[n], {
path: repositoryConfig.path
});
exec(renderedCommand, function (err) {
if (err) {
errorHandler(err);
}
});
}
}
if (repositoryConfig.notifyOnUpdate) {
sendNotification(renderTemplate(config.commands.messages.pullSuccess, {
repository: postJson.repository.name,
branch: pushBranch,
host: config.serverName
}));
}
logger.log(logger.INFO, 'Repository "' + postJson.repository.name + '" was successfully updated. Commit: ' + postJson.after);
response(res, 200);
break;
default:
response(res, 404);
break;
}
});
}).listen(config.port);
console.log('Webhook server was running on port: ' + config.port);