fix issues with regional endpoints and add integ tests

.changes/next-release/bugfix-Endpoint-d580bc63.json

@@ -0,0 +1,5 @@
+{
+  "type": "bugfix",
+  "category": "Endpoint",
+  "description": "fix bug in regional endpoints and add more tests"
+}

features/s3/buckets.feature

@@ -16,6 +16,14 @@ Feature: Working with Buckets
     When I delete the bucket
     Then the bucket should not exist
 
+  @us-east-1-regional-endpoint
+  Scenario: Support us-east-1 regional endpoint
+    Given I am using the S3 us-east-1 regional endpoint
+    When I create a bucket
+    Then the bucket should exist
+    When I delete the bucket
+    Then the bucket should not exist
+
   @cors
   Scenario: Bucket CORS
     When I create a bucket

features/s3/step_definitions/buckets.js

@@ -10,6 +10,11 @@ module.exports = function() {
     callback();
   });
 
+  this.Given(/^I am using the S3 us-east-1 regional endpoint$/, function(callback) {
+    this.s3 = new this.AWS.S3({region: 'us-east-1', s3UsEast1RegionalEndpoint: 'regional'});
+    callback();
+  });
+
   this.When(/^I create a bucket with the location constraint "([^"]*)"$/, function(location, callback) {
     var bucket = this.bucket = this.uniqueName('aws-sdk-js-integration');
     var params = {

features/sts/step_definitions/sts.js

@@ -8,6 +8,16 @@ module.exports = function() {
     this.request(null, 'getSessionToken', {DurationSeconds: parseInt(duration)}, callback, false);
   });
 
+  this.Before('@sts-regional-endpoints', function(callback) {
+    this.service = new this.AWS.STS({region: 'us-east-1', stsRegionalEndpoints: 'regional'});
+    callback()
+  });
+
+  this.After('@sts-regional-endpoints', function(callback) {
+    this.service = new this.AWS.STS();
+    callback();
+  })
+
   this.Then(/^the result should contain an access key ID and secret access key$/, function(callback) {
     this.assert.compare(this.data.Credentials.AccessKeyId.length, '>', 0);
     this.assert.compare(this.data.Credentials.SecretAccessKey.length, '>', 0);

features/sts/sts.feature

@@ -12,3 +12,8 @@ Feature: AWS Security Token Service
   Scenario: Error handling
     Given I get an STS session token with a duration of 60 seconds
     Then the error code should be "ValidationError"
+
+  @sts-regional-endpoints
+  Scenario: Get a session token from regional endpoint
+    Given I get an STS session token with a duration of 900 seconds
+    Then the result should contain an access key ID and secret access key

lib/config.d.ts

@@ -250,6 +250,18 @@ export abstract class ConfigurationOptions {
      * Whether to force path style URLs for S3 objects.
      */
     s3ForcePathStyle?: boolean
+    /**
+     * when region is set to 'us-east-1', whether to send s3 request to global endpoints
+     * or 'us-east-1' regional endpoints. This config is only applicable to S3 client;
+     * Defaults to 'legacy'
+     */
+    s3UsEast1RegionalEndpoint?: "regional"|"legacy"
+    /**
+     * whether to override the request region with the region inferred
+     * from requested resource's ARN. Only available for S3 buckets
+     * Defaults to `true`
+     */
+    s3UseArnRegion?: boolean
     /**
      * Whether the signature to sign requests with (overriding the API configuration) is cached.
      */

lib/services/s3.js

@@ -375,9 +375,7 @@ AWS.util.update(AWS.S3.prototype, {
       var insertPoint = config.endpoint.indexOf('.amazonaws.com');
       regionalEndpoint = config.endpoint.substring(0, insertPoint) +
         '.us-east-1' + config.endpoint.substring(insertPoint);
-      var endpoint = req.httpRequest.endpoint;
-      endpoint.hostname = regionalEndpoint;
-      endpoint.host = regionalEndpoint;
+      req.httpRequest.updateEndpoint(regionalEndpoint);
     }
   },
 

lib/services/sts.js

@@ -76,11 +76,10 @@ AWS.util.update(AWS.STS.prototype, {
           {code: 'ConfigError', message: 'Missing region in config'});
       }
       var insertPoint = config.endpoint.indexOf('.amazonaws.com');
+
       regionalEndpoint = config.endpoint.substring(0, insertPoint) +
-        '.' + config.region + config.endpoint.substring(insertPoint);
-      var endpoint = req.httpRequest.endpoint;
-      endpoint.hostname = regionalEndpoint;
-      endpoint.host = regionalEndpoint;
+      '.' + config.region + config.endpoint.substring(insertPoint);
+      req.httpRequest.updateEndpoint(regionalEndpoint);
       req.httpRequest.region = config.region;
     }
   }

scripts/region-checker/whitelist.js

@@ -36,12 +36,12 @@ var whitelist = {
         370,
         376,
         748,
-        750,
-        869,
+        746,
+        867,
         880,
-        881,
-        882,
-        887
+        878,
+        879,
+        885
     ]
 };
 

test/services/s3.spec.js

@@ -3319,18 +3319,18 @@ describe('AWS.S3', function() {
         it('according to config settings', function() {
           var s3 = new AWS.S3({region: 'us-west-2'});
           var request = s3.listBuckets().build(function() {});
-          expect(request.httpRequest.endpoint.hostname).to.contain('s3.us-west-2.amazonaws.com');
+          expect(request.httpRequest.endpoint.hostname).to.equal('s3.us-west-2.amazonaws.com');
           s3 = new AWS.S3({region: 'us-east-1'});
           var request = s3.listBuckets().build(function() {});
-          expect(request.httpRequest.endpoint.hostname).to.contain('s3.amazonaws.com');
+          expect(request.httpRequest.endpoint.hostname).to.equal('s3.amazonaws.com');
           s3 = new AWS.S3({region: 'us-east-1', s3UsEast1RegionalEndpoint: 'regional'});
           request = s3.listBuckets().build(function() {});
-          expect(request.httpRequest.endpoint.hostname).to.contain('s3.us-east-1.amazonaws.com');
+          expect(request.httpRequest.endpoint.hostname).to.equal('s3.us-east-1.amazonaws.com');
         });
         it('should use global endpoints for when config is set to legacy', function() {
           s3 = new AWS.S3({region: 'us-east-1', s3UsEast1RegionalEndpoint: 'legacy'});
           request = s3.listBuckets().build(function() {});
-          expect(request.httpRequest.endpoint.hostname).to.contain('s3.amazonaws.com');
+          expect(request.httpRequest.endpoint.hostname).to.equal('s3.amazonaws.com');
         });
         it('should not update endpoint if supplied a custom endpoint', function() {
           s3 = new AWS.S3({
@@ -3339,7 +3339,7 @@ describe('AWS.S3', function() {
             endpoint: 's3.amazonaws.com'
           });
           request = s3.listBuckets().build(function() {});
-          expect(request.httpRequest.endpoint.hostname).to.contain('s3.amazonaws.com');
+          expect(request.httpRequest.endpoint.hostname).to.equal('s3.amazonaws.com');
         });
       });
     }