mirror of
https://github.com/scratchfoundation/scratch-www.git
synced 2024-11-22 23:27:54 -05:00
Untangle the requests a bit with help from async
This commit is contained in:
Ray Schamp
parent
87da93f9ea
commit
0aa9b7c587
3 changed files with 137 additions and 141 deletions
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@ -1,3 +1,4 @@
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var async = require('async');
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var defaults = require('lodash.defaults');
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var glob = require('glob');
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var path = require('path');
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@ -73,16 +74,84 @@ var getPassCacheConditionName = function () {
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return 'Cache ' + getPassRequestConditionName();
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};
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var getRouteHeaderConditionPairs = function (routes) {
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return routes.map(function (route, id) {
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return {
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condition: {
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var getBucketNameHeaderName = function () {
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return 'Bucket name';
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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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type: 'REQUEST',
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priority: 10
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};
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var passCondition = {
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name: getPassRequestConditionName(),
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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 passCacheCondition = defaults({name: getPassCacheConditionName(), type: 'CACHE'}, passCondition);
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var bucketNameHeader = {
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name: getBucketNameHeaderName(),
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action: 'set',
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ignore_if_set: 0,
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type: 'REQUEST',
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dst: 'http.host',
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src: '"' + s3Bucket + '"',
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request_condition: notPassCondition.name,
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priority: 1
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};
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async.waterfall([
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fastly.getLatestVersion.bind(fastly),
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function (version, next) {
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if (version.active) return next('Latest version is active. Will not modify.');
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if (version.locked) return next('Latest version is locked. Cannot modify.');
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async.parallel([
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function (cb) {
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async.series([
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async.apply(fastly.setCondition.bind(fastly), version.number, notPassCondition),
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async.apply(fastly.setFastlyHeader.bind(fastly), version.number, bucketNameHeader)
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], cb)
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},
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function (cb) {
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async.series([
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async.apply(fastly.setCondition.bind(fastly), version.number, passCondition),
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function (cb) {
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async.parallel([
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async.apply(
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fastly.request.bind(fastly), 'PUT',
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fastly.getFastlyAPIPrefix(serviceId, version.number) + '/request_settings/Pass',
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{request_condition: passCondition.name}
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),
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async.apply(
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fastly.request.bind(fastly), 'PUT',
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fastly.getFastlyAPIPrefix(serviceId, version.number) + '/backend/femto',
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{request_condition: passCondition.name}
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)
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], cb)
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}
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], cb)
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},
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function (cb) {
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async.series([
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async.apply(fastly.setCondition.bind(fastly), version.number, passCacheCondition),
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async.apply(
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fastly.request.bind(fastly), 'PUT',
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fastly.getFastlyAPIPrefix(serviceId, version.number) + '/cache_settings/Pass',
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{request_condition: passCacheCondition.name}
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),
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], cb)
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},
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function (cb) {
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async.forEachOf(routes, function (route, id, cb) {
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var condition = {
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name: getConditionNameForView(route.view),
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statement: 'req.url ~ "' + route.pattern + '"',
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type: 'REQUEST',
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priority: 10
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},
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header: {
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};
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var header = {
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name: getHeaderNameForView(route.view),
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action: 'set',
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ignore_if_set: 0,
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@ -91,132 +160,18 @@ var getRouteHeaderConditionPairs = function (routes) {
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src: '"/' + route.view + '.html"',
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request_condition: getConditionNameForView(route.view),
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priority: id
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},
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};
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async.series([
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async.apply(fastly.setCondition.bind(fastly), version.number, condition),
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async.apply(fastly.setFastlyHeader.bind(fastly), version.number, header)
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], cb);
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}, cb)
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}
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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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type: 'REQUEST',
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priority: 10
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};
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var passCondition = {
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name: getPassRequestConditionName(),
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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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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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fastly.setCondition(
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version.number, notPassCondition.name, notPassCondition,
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function (err) {
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], next);
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}], function (err, responses) {
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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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process.exit(1);
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}
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var bucketNameHeaderName = 'Bucket name';
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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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ignore_if_set: 0,
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type: 'REQUEST',
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dst: 'http.host',
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src: '"' + s3Bucket + '"',
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request_condition: notPassCondition.name,
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priority: 1
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},
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function (err) {
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if (err) {
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console.error('Failed to set Bucket name header:', err);
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console.log(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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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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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) {
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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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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) {
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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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fastly.setCondition(
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version.number, getPassCacheConditionName(), passCacheCondition,
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function (err) {
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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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fastly.getFastlyAPIPrefix(serviceId, version.number),
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{cache_condition: getPassCacheConditionName()},
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function (err) {
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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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);
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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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fastly.setCondition(
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version.number, condition.name, condition,
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function (err, response) {
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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) {
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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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);
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});
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});
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);
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@ -13,10 +13,16 @@ module.exports = function (apiKey, serviceId) {
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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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if (!this.serviceId) {
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console.error('Failed to get latest version.');
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return cb('No serviceId configured');
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}
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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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if (err) {
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console.error('Failed to get versions', err);
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return cb(err);
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}
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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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@ -26,24 +32,58 @@ module.exports = function (apiKey, serviceId) {
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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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fastly.setCondition = function (version, condition, cb) {
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if (!this.serviceId) {
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console.error('Failed to set condition', condition);
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return cb('No serviceId configured');
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}
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var name = condition.name;
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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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if (err && err.statusCode === 404) {
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this.request('POST', postUrl, condition, function (err, response) {
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if (err) {
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console.log('Failed to POST header', header);
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return cb(err);
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}
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return cb(null, response);
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});
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return;
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}
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if (err) {
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console.error('Failed to PUT condition', condition);
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return cb(err);
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}
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return cb(null, 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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fastly.setFastlyHeader = function (version, header, cb) {
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if (!this.serviceId) {
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console.error('Failed to set header', header);
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cb('No serviceId configured');
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}
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var name = header.name;
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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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if (err && err.statusCode === 404) {
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this.request('POST', postUrl, header, function (err, response) {
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if (err) {
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console.error('Failed to POST header', header);
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return cb(err);
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}
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return cb(null, response);
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});
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return;
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}
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if (err) {
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console.error('Failed to PUT header', header);
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return cb(err);
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}
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return cb(null, 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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@ -31,6 +31,7 @@
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"raven": "0.10.0"
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},
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"devDependencies": {
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"async": "1.5.2",
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"autoprefixer": "6.3.6",
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"classnames": "2.1.3",
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"cookie": "0.2.2",
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