mirror of
https://github.com/scratchfoundation/scratch-www.git
synced 2025-03-20 18:11:03 -04:00
Move some fastly-specific stuff into a module
This commit is contained in:
Ray Schamp
parent
de5f36b649
commit
87da93f9ea
2 changed files with 100 additions and 79 deletions
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@ -1,11 +1,12 @@
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var defaults = require('lodash.defaults');
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var fastly = require('fastly')(process.env.FASTLY_API_KEY);
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var glob = require('glob');
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var path = require('path');
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var routes = require('../server/routes.json');
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var serviceId = process.env.FASTLY_SERVICE_ID;
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var s3Bucket = process.env.AWS_S3_BUCKET_NAME;
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var serviceId = process.env.FASTLY_SERVICE_ID
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var s3Bucket = process.env.S3_BUCKET_NAME;
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var fastly = require('./lib/fastly-extended')(process.env.FASTLY_API_KEY, serviceId);
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var extraAppRoutes = [
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// Homepage with querystring.
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@ -15,11 +16,7 @@ var extraAppRoutes = [
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'/version\.txt$',
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// View html
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'^/[^\/]*\.html'
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]
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var getFastlyAPIPrefix = function (serviceId, version) {
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return '/service/' + encodeURIComponent(serviceId) + '/version/' + version;
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}
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];
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var getStaticPaths = function (pathToStatic) {
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// Given the relative path to the static directory, return an array of
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@ -56,10 +53,6 @@ var getAppRouteCondition = function (pathToStatic, routes, additionalPaths) {
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return pathsToCondition(allPaths);
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}
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var negateCondition = function (condition) {
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return '!(' + condition + ')';
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}
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var getConditionNameForView = function (view) {
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return 'routes/' + view;
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};
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@ -103,48 +96,6 @@ var getRouteHeaderConditionPairs = function (routes) {
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});
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};
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var getLatestVersion = function (serviceId, cb) {
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var url = '/service/'+ encodeURIComponent(serviceId) +'/version';
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fastly.request('GET', url, function (err, versions) {
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if (err) return cb(err);
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var latestVersion = versions.reduce(function (latestVersion, version) {
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if (!latestVersion) return version;
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if (version.number > latestVersion.number) return version;
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return latestVersion;
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});
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return cb(null, latestVersion);
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});
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};
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var getHeaders = function (serviceId, version, cb) {
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var url = getFastlyAPIPrefix(serviceId, version) + '/header';
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fastly.request('GET', url, function (err, headers) {
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if (err) return cb(err);
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return cb(null, headers);
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});
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};
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var setCondition = function (serviceId, version, name, condition, callback) {
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var putUrl = getFastlyAPIPrefix(serviceId, version) + '/condition/' + encodeURIComponent(name);
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var postUrl = getFastlyAPIPrefix(serviceId, version) + '/condition';
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var cb = callback;
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return fastly.request('PUT', putUrl, condition, function (err, response) {
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if (err && err.statusCode === 404) return fastly.request('POST', postUrl, condition, cb);
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return cb(err, response);
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});
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};
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var setHeader = function (serviceId, version, name, header, callback) {
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var putUrl = getFastlyAPIPrefix(serviceId, version) + '/header/' + encodeURIComponent(name);
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var postUrl = getFastlyAPIPrefix(serviceId, version) + '/header';
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var cb = callback
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return fastly.request('PUT', putUrl, header, function (err, response) {
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if (err && err.statusCode === 404) return fastly.request('POST', postUrl, header, cb);
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return cb(err, response);
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});
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};
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var notPassCondition = {
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name: getNotPassRequestConditionName(),
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statement: getAppRouteCondition('../static/*', routes, extraAppRoutes),
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@ -154,30 +105,30 @@ var notPassCondition = {
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var passCondition = {
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name: getPassRequestConditionName(),
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statement: negateCondition(notPassCondition.statement),
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statement: fastly.negateConditionStatement(notPassCondition.statement),
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type: 'REQUEST',
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priority: 10
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};
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var routeHeaderConditionPairs = getRouteHeaderConditionPairs(routes);
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getLatestVersion(serviceId, function (err, version) {
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fastly.getLatestVersion(function (err, version) {
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if (err) return console.error(err);
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if (version.active) return console.error('Latest version is active. Will not modify.');
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if (version.locked) return console.error('Latest version is locked. Cannot modify.');
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setCondition(
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serviceId, version.number, notPassCondition.name, notPassCondition,
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fastly.setCondition(
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version.number, notPassCondition.name, notPassCondition,
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function (err) {
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if (err) {
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console.error('Failed to set !(Pass) request condition:');
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console.dir(err);
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console.error('Could not set bucket header without setting !(Pass) condition');
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return;
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process.exit(1);
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}
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var bucketNameHeaderName = 'Bucket name';
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setHeader(
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serviceId, version.number, bucketNameHeaderName,
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fastly.setHeader(
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version.number, bucketNameHeaderName,
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{
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name: bucketNameHeaderName,
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action: 'set',
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@ -189,44 +140,59 @@ getLatestVersion(serviceId, function (err, version) {
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priority: 1
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},
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function (err) {
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if (err) return console.error('Failed to set Bucket name header:', err);
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if (err) {
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console.error('Failed to set Bucket name header:', err);
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process.exit(1);
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}
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}
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);
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}
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);
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setCondition(
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serviceId, version.number, passCondition.name, passCondition,
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fastly.setCondition(
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version.number, passCondition.name, passCondition,
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function (err) {
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if (err) return console.error('Failed to set Pass condition:', err);
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fastly.request(
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'PUT',
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getFastlyAPIPrefix(serviceId, version.number) + '/backend/femto',
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fastly.getFastlyAPIPrefix(serviceId, version.number) + '/backend/femto',
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{request_condition: passCondition.name},
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function (err) {
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if (err) return console.error('Failed to set femto backend to use Pass condition.', err)
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if (err) {
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console.error('Failed to set femto backend to use Pass condition.', err);
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process.exit(1);
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}
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}
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);
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fastly.request(
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'PUT',
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getFastlyAPIPrefix(serviceId, version.number) + '/request_settings/Pass',
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fastly.getFastlyAPIPrefix(serviceId, version.number) + '/request_settings/Pass',
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{request_condition: passCondition.name},
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function (err) {
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if (err) return console.error('Failed to set Pass request setting to use Pass condition.', err);
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if (err) {
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console.error('Failed to set Pass request setting to use Pass condition.', err);
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process.exit(1);
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}
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}
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);
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}
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);
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var passCacheCondition = defaults({name: getPassCacheConditionName(), type: 'CACHE'}, passCondition);
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setCondition(
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serviceId, version.number, getPassCacheConditionName(), passCacheCondition,
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fastly.setCondition(
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version.number, getPassCacheConditionName(), passCacheCondition,
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function (err) {
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if (err) return console.error('Failed to set Cache Pass condition:', err, passCacheCondition);
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if (err) {
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console.error('Failed to set Cache Pass condition:', err, passCacheCondition);
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process.exit(1);
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}
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fastly.request(
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'PUT',
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getFastlyAPIPrefix(serviceId, version.number),
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fastly.getFastlyAPIPrefix(serviceId, version.number),
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{cache_condition: getPassCacheConditionName()},
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function (err) {
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if (err) return console.error('Failed to set Pass cache setting to use Cache Pass condition', err, cachePassCondition);
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if (err) {
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console.error('Failed to set Pass cache setting to use Cache Pass condition', err);
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process.exit(1);
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}
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}
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);
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}
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@ -234,14 +200,20 @@ getLatestVersion(serviceId, function (err, version) {
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routeHeaderConditionPairs.forEach(function (pair) {
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var condition = pair.condition;
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var header = pair.header;
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setCondition(
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serviceId, version.number, condition.name, condition,
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fastly.setCondition(
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version.number, condition.name, condition,
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function (err, response) {
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if (err) return console.error('Failed to set route condition', condition.name, err);
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setHeader(
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serviceId, version.number, header.name, header,
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if (err) {
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console.error('Failed to set route condition', condition.name, err);
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process.exit(1);
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}
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fastly.setHeader(
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version.number, header.name, header,
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function (err) {
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if (err) return console.error('Failed to set route rewrite header', header.name, err);
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if (err) {
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console.error('Failed to set route rewrite header', header.name, err);
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process.exit(1);
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}
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}
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)
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}
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49
bin/lib/fastly-extended.js
Normal file
49
bin/lib/fastly-extended.js
Normal file
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@ -0,0 +1,49 @@
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var Fastly = require('fastly');
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module.exports = function (apiKey, serviceId) {
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var fastly = Fastly(apiKey);
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fastly.serviceId = serviceId;
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fastly.negateConditionStatement = function (statement) {
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return '!(' + statement + ')';
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};
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fastly.getFastlyAPIPrefix = function (serviceId, version) {
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return '/service/' + encodeURIComponent(serviceId) + '/version/' + version;
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};
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fastly.getLatestVersion = function (cb) {
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if (!this.serviceId) return cb('No serviceId configured');
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var url = '/service/'+ encodeURIComponent(this.serviceId) +'/version';
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this.request('GET', url, function (err, versions) {
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if (err) return cb(err);
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var latestVersion = versions.reduce(function (latestVersion, version) {
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if (!latestVersion) return version;
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if (version.number > latestVersion.number) return version;
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return latestVersion;
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});
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return cb(null, latestVersion);
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});
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};
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fastly.setCondition = function (version, name, condition, cb) {
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if (!this.serviceId) return callback('No serviceId configured');
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var putUrl = this.getFastlyAPIPrefix(this.serviceId, version) + '/condition/' + encodeURIComponent(name);
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var postUrl = this.getFastlyAPIPrefix(this.serviceId, version) + '/condition';
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return this.request('PUT', putUrl, condition, function (err, response) {
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if (err && err.statusCode === 404) return this.request('POST', postUrl, condition, cb);
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return cb(err, response);
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}.bind(this));
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};
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fastly.setHeader = function (version, name, header, cb) {
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var putUrl = this.getFastlyAPIPrefix(this.serviceId, version) + '/header/' + encodeURIComponent(name);
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var postUrl = this.getFastlyAPIPrefix(this.serviceId, version) + '/header';
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return this.request('PUT', putUrl, header, function (err, response) {
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if (err && err.statusCode === 404) return this.request('POST', postUrl, header, cb);
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return cb(err, response);
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}.bind(this));
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};
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return fastly;
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};
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