when serving styles, look in a whitelisted set of urls to also see when we can add the key parameter to the url. also allow configuration of the parameter name.

This commit is contained in:
Joseph Canero 2017-10-03 15:30:37 -04:00
parent 82f179b07c
commit 9b673638e3
2 changed files with 146 additions and 110 deletions

View file

@ -1,19 +1,21 @@
'use strict';
var path = require('path'),
fs = require('fs');
fs = require('fs'),
nodeUrl = require('url'),
querystring = require('querystring');
var clone = require('clone'),
express = require('express');
module.exports = function(options, repo, params, id, reportTiles, reportFont) {
module.exports = function (options, repo, params, id, reportTiles, reportFont) {
var app = express().disable('x-powered-by');
var styleFile = path.resolve(options.paths.styles, params.style);
var styleJSON = clone(require(styleFile));
Object.keys(styleJSON.sources).forEach(function(name) {
Object.keys(styleJSON.sources).forEach(function (name) {
var source = styleJSON.sources[name];
var url = source.url;
if (url && url.lastIndexOf('mbtiles:', 0) === 0) {
@ -33,7 +35,7 @@ module.exports = function(options, repo, params, id, reportTiles, reportFont) {
}
});
styleJSON.layers.forEach(function(obj) {
styleJSON.layers.forEach(function (obj) {
if (obj['type'] == 'symbol') {
var fonts = (obj['layout'] || {})['text-font'];
if (fonts && fonts.length) {
@ -62,28 +64,57 @@ module.exports = function(options, repo, params, id, reportTiles, reportFont) {
repo[id] = styleJSON;
app.get('/' + id + '/style.json', function(req, res, next) {
var fixUrl = function(url, opt_nokey, opt_nostyle) {
if (!url || (typeof url !== 'string') || url.indexOf('local://') !== 0) {
var isWhitelistedUrl = function (url) {
if (!options.auth || !Array.isArray(options.auth.keyDomains) || options.auth.keyDomains.length === 0) {
return false;
}
for (var i = 0; i < options.auth.keyDomains.length; i++) {
var keyDomain = options.auth.keyDomains[i];
if (!keyDomain || (typeof keyDomain !== 'string') || keyDomain.length === 0) {
continue;
}
if (url.indexOf(keyDomain) === 0) {
return true;
}
}
return false;
}
app.get('/' + id + '/style.json', function (req, res, next) {
var fixUrl = function (url, opt_nokey, opt_nostyle) {
if (!url || (typeof url !== 'string') || (url.indexOf('local://') !== 0 && !isWhitelistedUrl(url))) {
return url;
}
var queryParams = [];
var queryParams = {};
if (!opt_nostyle && global.addStyleParam) {
queryParams.push('style=' + id);
queryParams.style = id;
}
if (!opt_nokey && req.query.key) {
queryParams.unshift('key=' + req.query.key);
if (!opt_nokey && req.query[options.auth.keyName]) {
queryParams[options.auth.keyName] = req.query[options.auth.keyName];
}
var query = '';
if (queryParams.length) {
query = '?' + queryParams.join('&');
if (url.indexOf('local://') === 0) {
var query = querystring.stringify(queryParams);
if (query.length) {
query = '?' + query;
}
return url.replace(
'local://', req.protocol + '://' + req.headers.host + '/') + query;
} else { // whitelisted url. might have existing parameters
var parsedUrl = nodeUrl.parse(url);
var parsedQS = querystring.parse(url.query);
var newParams = Object.assign(parsedQS, queryParams);
parsedUrl.search = querystring.stringify(parsedQS);
return url.format(parsedUrl);
}
};
var styleJSON_ = clone(styleJSON);
Object.keys(styleJSON_.sources).forEach(function(name) {
Object.keys(styleJSON_.sources).forEach(function (name) {
var source = styleJSON_.sources[name];
source.url = fixUrl(source.url);
});
@ -98,14 +129,14 @@ module.exports = function(options, repo, params, id, reportTiles, reportFont) {
});
app.get('/' + id + '/sprite:scale(@[23]x)?\.:format([\\w]+)',
function(req, res, next) {
function (req, res, next) {
if (!spritePath) {
return res.status(404).send('File not found');
}
var scale = req.params.scale,
format = req.params.format;
var filename = spritePath + (scale || '') + '.' + format;
return fs.readFile(filename, function(err, data) {
return fs.readFile(filename, function (err, data) {
if (err) {
console.log('Sprite load error:', filename);
return res.status(404).send('File not found');

View file

@ -66,6 +66,11 @@ function start(opts) {
}
var options = config.options || {};
options.auth = options.auth || {};
options.auth.keyName = options.auth.keyName || 'key';
options.auth.keyDomains = options.auth.keyDomains || [];
var paths = options.paths || {};
options.paths = paths;
paths.root = path.resolve(
@ -78,7 +83,7 @@ function start(opts) {
var startupPromises = [];
var checkPath = function(type) {
var checkPath = function (type) {
if (!fs.existsSync(paths[type])) {
console.error('The specified path for "' + type + '" does not exist (' + paths[type] + ').');
process.exit(1);
@ -92,7 +97,7 @@ function start(opts) {
if (options.dataDecorator) {
try {
options.dataDecoratorFunc = require(path.resolve(paths.root, options.dataDecorator));
} catch (e) {}
} catch (e) { }
}
var data = clone(config.data || {});
@ -101,7 +106,7 @@ function start(opts) {
app.use(cors());
}
Object.keys(config.styles || {}).forEach(function(id) {
Object.keys(config.styles || {}).forEach(function (id) {
var item = config.styles[id];
if (!item.style || item.style.length == 0) {
console.log('Missing "style" property for ' + id);
@ -110,9 +115,9 @@ function start(opts) {
if (item.serve_data !== false) {
startupPromises.push(serve_style(options, serving.styles, item, id,
function(mbtiles, fromData) {
function (mbtiles, fromData) {
var dataItemId;
Object.keys(data).forEach(function(id) {
Object.keys(data).forEach(function (id) {
if (fromData) {
if (id == mbtiles) {
dataItemId = id;
@ -136,9 +141,9 @@ function start(opts) {
};
return id;
}
}, function(font) {
}, function (font) {
serving.fonts[font] = true;
}).then(function(sub) {
}).then(function (sub) {
app.use('/styles/', sub);
}));
}
@ -146,16 +151,16 @@ function start(opts) {
if (serve_rendered) {
startupPromises.push(
serve_rendered(options, serving.rendered, item, id,
function(mbtiles) {
function (mbtiles) {
var mbtilesFile;
Object.keys(data).forEach(function(id) {
Object.keys(data).forEach(function (id) {
if (id == mbtiles) {
mbtilesFile = data[id].mbtiles;
}
});
return mbtilesFile;
}
).then(function(sub) {
).then(function (sub) {
app.use('/styles/', sub);
})
);
@ -166,12 +171,12 @@ function start(opts) {
});
startupPromises.push(
serve_font(options, serving.fonts).then(function(sub) {
serve_font(options, serving.fonts).then(function (sub) {
app.use('/', sub);
})
);
Object.keys(data).forEach(function(id) {
Object.keys(data).forEach(function (id) {
var item = data[id];
if (!item.mbtiles || item.mbtiles.length == 0) {
console.log('Missing "mbtiles" property for ' + id);
@ -179,16 +184,16 @@ function start(opts) {
}
startupPromises.push(
serve_data(options, serving.data, item, id, serving.styles).then(function(sub) {
serve_data(options, serving.data, item, id, serving.styles).then(function (sub) {
app.use('/data/', sub);
})
);
});
app.get('/styles.json', function(req, res, next) {
app.get('/styles.json', function (req, res, next) {
var result = [];
var query = req.query.key ? ('?key=' + req.query.key) : '';
Object.keys(serving.styles).forEach(function(id) {
Object.keys(serving.styles).forEach(function (id) {
var styleJSON = serving.styles[id];
result.push({
version: styleJSON.version,
@ -201,8 +206,8 @@ function start(opts) {
res.send(result);
});
var addTileJSONs = function(arr, req, type) {
Object.keys(serving[type]).forEach(function(id) {
var addTileJSONs = function (arr, req, type) {
Object.keys(serving[type]).forEach(function (id) {
var info = clone(serving[type][id]);
var path = '';
if (type == 'rendered') {
@ -218,13 +223,13 @@ function start(opts) {
return arr;
};
app.get('/rendered.json', function(req, res, next) {
app.get('/rendered.json', function (req, res, next) {
res.send(addTileJSONs([], req, 'rendered'));
});
app.get('/data.json', function(req, res, next) {
app.get('/data.json', function (req, res, next) {
res.send(addTileJSONs([], req, 'data'));
});
app.get('/index.json', function(req, res, next) {
app.get('/index.json', function (req, res, next) {
res.send(addTileJSONs(addTileJSONs([], req, 'rendered'), req, 'data'));
});
@ -233,7 +238,7 @@ function start(opts) {
app.use('/', express.static(path.join(__dirname, '../public/resources')));
var templates = path.join(__dirname, '../public/templates');
var serveTemplate = function(urlPath, template, dataGetter) {
var serveTemplate = function (urlPath, template, dataGetter) {
var templateFile = templates + '/' + template + '.tmpl';
if (template == 'index') {
if (options.frontPage === false) {
@ -243,15 +248,15 @@ function start(opts) {
templateFile = path.resolve(paths.root, options.frontPage);
}
}
startupPromises.push(new Promise(function(resolve, reject) {
fs.readFile(templateFile, function(err, content) {
startupPromises.push(new Promise(function (resolve, reject) {
fs.readFile(templateFile, function (err, content) {
if (err) {
console.error('Template not found:', err);
reject(err);
}
var compiled = handlebars.compile(content.toString());
app.use(urlPath, function(req, res, next) {
app.use(urlPath, function (req, res, next) {
var data = {};
if (dataGetter) {
data = dataGetter(req);
@ -271,9 +276,9 @@ function start(opts) {
}));
};
serveTemplate('/$', 'index', function(req) {
serveTemplate('/$', 'index', function (req) {
var styles = clone(config.styles || {});
Object.keys(styles).forEach(function(id) {
Object.keys(styles).forEach(function (id) {
var style = styles[id];
style.name = (serving.styles[id] || serving.rendered[id] || {}).name;
style.serving_data = serving.styles[id];
@ -303,7 +308,7 @@ function start(opts) {
}
});
var data = clone(serving.data || {});
Object.keys(data).forEach(function(id) {
Object.keys(data).forEach(function (id) {
var data_ = data[id];
var center = data_.center;
if (center) {
@ -351,7 +356,7 @@ function start(opts) {
};
});
serveTemplate('/styles/:id/$', 'viewer', function(req) {
serveTemplate('/styles/:id/$', 'viewer', function (req) {
var id = req.params.id;
var style = clone((config.styles || {})[id]);
if (!style) {
@ -370,7 +375,7 @@ function start(opts) {
});
*/
serveTemplate('/data/:id/$', 'data', function(req) {
serveTemplate('/data/:id/$', 'data', function (req) {
var id = req.params.id;
var data = clone(serving.data[id]);
if (!data) {
@ -382,11 +387,11 @@ function start(opts) {
});
var startupComplete = false;
var startupPromise = Promise.all(startupPromises).then(function() {
var startupPromise = Promise.all(startupPromises).then(function () {
console.log('Startup complete');
startupComplete = true;
});
app.get('/health', function(req, res, next) {
app.get('/health', function (req, res, next) {
if (startupComplete) {
return res.status(200).send('OK');
} else {
@ -394,7 +399,7 @@ function start(opts) {
}
});
var server = app.listen(process.env.PORT || opts.port, process.env.BIND || opts.bind, function() {
var server = app.listen(process.env.PORT || opts.port, process.env.BIND || opts.bind, function () {
var address = this.address().address;
if (address.indexOf('::') === 0) {
address = '[' + address + ']'; // literal IPv6 address
@ -412,17 +417,17 @@ function start(opts) {
};
}
module.exports = function(opts) {
module.exports = function (opts) {
var running = start(opts);
process.on('SIGINT', function() {
process.on('SIGINT', function () {
process.exit();
});
process.on('SIGHUP', function() {
process.on('SIGHUP', function () {
console.log('Stopping server and reloading config');
running.server.shutdown(function() {
running.server.shutdown(function () {
for (var key in require.cache) {
delete require.cache[key];
}