chore(release): 2.51.0 (#22966)

See [CHANGELOG](https://github.com/aws/aws-cdk/blob/bump/2.51.0/CHANGELOG.md)

Author: mergify[bot]

.github/workflows/github-merit-badger.yml

@@ -17,4 +17,4 @@ jobs:
           badges: '[beginning-contributor,repeat-contributor,valued-contributor,admired-contributor,star-contributor,distinguished-contributor]'
           thresholds: '[0,3,6,13,25,50]'
           badge-type: 'achievement'
-          ignore-usernames: '[RomainMuller,rix0rrr,Jerry-AWS,MrArnoldPalmer,iliapolo,otaviomacedo,madeline-k,kaizencc,comcalvi,corymhall,peterwoodworth,ryparker,TheRealAmazonKendra,vinayak-kukreja,Naumel,mrgrain,pahud,cgarvis,kellertk,aws-cdk-automation,dependabot[bot],mergify[bot]]'
+          ignore-usernames: '[RomainMuller,rix0rrr,Jerry-AWS,MrArnoldPalmer,iliapolo,otaviomacedo,madeline-k,kaizencc,comcalvi,corymhall,peterwoodworth,ryparker,TheRealAmazonKendra,vinayak-kukreja,Naumel,mrgrain,pahud,cgarvis,kellertk,HBobertz,aws-cdk-automation,dependabot[bot],mergify[bot]]'

.github/workflows/yarn-upgrade.yml

@@ -38,8 +38,6 @@ jobs:
       - name: Install Tools
         run: |-
           npm -g install lerna npm-check-updates@^9.0.0
-      - name: Build CLI
-        run: cd packages/aws-cdk && ../../scripts/buildup
       - name: Build Integ Runner
         run: cd packages/@aws-cdk/integ-runner && ../../../scripts/buildup
       - name: List Mono-Repo Packages
@@ -69,6 +67,8 @@ jobs:
           for pj in $(find packages/aws-cdk/lib/init-templates -name package.json); do
             (cd $(dirname $pj) && ncu --upgrade --reject='@types/jest,@types/node,@types/prettier,@types/fs-extra,constructs,typescript,aws-sdk,aws-sdk-mock,ts-jest,jest,${{ steps.list-packages.outputs.list }}')
           done
+          # Upgrade dependencies at an aws-eks integ test docker image
+          cd packages/@aws-cdk/aws-eks/test/sdk-call-integ-test-docker-app/app/ && ncu --upgrade --reject='@types/jest,@types/node,@types/prettier,@types/fs-extra,constructs,typescript,aws-sdk,aws-sdk-mock,ts-jest,jest,${{ steps.list-packages.outputs.list }}'
 
       # This will ensure the current lockfile is up-to-date with the dependency specifications (necessary for "yarn update" to run)
       - name: Run "yarn install"

.gitignore

@@ -34,6 +34,7 @@ cdk.context.json
 .cdk.staging/
 cdk.out/
 *.tabl.json
+cdk-integ.out.*/
 
 # Yarn error log
 yarn-error.log

.mergify.yml

@@ -10,7 +10,7 @@ pull_request_rules:
       label:
         add: [ contribution/core ]
     conditions:
-      - author~=^(RomainMuller|rix0rrr|Jerry-AWS|MrArnoldPalmer|iliapolo|uttarasridhar|otaviomacedo|madeline-k|kaizencc|comcalvi|corymhall|peterwoodworth|ryparker|TheRealAmazonKendra|yuth|vinayak-kukreja|Naumel|mrgrain|pahud|cgarvis|kellertk)$
+      - author~=^(RomainMuller|rix0rrr|Jerry-AWS|MrArnoldPalmer|iliapolo|uttarasridhar|otaviomacedo|madeline-k|kaizencc|comcalvi|corymhall|peterwoodworth|ryparker|TheRealAmazonKendra|yuth|vinayak-kukreja|Naumel|mrgrain|pahud|cgarvis|kellertk|HBobertz)$
       - -label~="contribution/core"
   - name: automatic merge
     actions:

CHANGELOG.v2.alpha.md

@@ -2,6 +2,25 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [2.51.0-alpha.0](https://github.com/aws/aws-cdk/compare/v2.50.0-alpha.0...v2.51.0-alpha.0) (2022-11-18)
+
+
+### Features
+
+* **gamelift:** add BuildFleet L2 Construct for GameLift ([#22835](https://github.com/aws/aws-cdk/issues/22835)) ([834fab4](https://github.com/aws/aws-cdk/commit/834fab4983526eced3ddbdd58c5bfefbe757715d))
+* **gamelift:** add GameServerGroup L2 Construct for GameLift ([#22762](https://github.com/aws/aws-cdk/issues/22762)) ([ef74116](https://github.com/aws/aws-cdk/commit/ef74116aad56abbcea788ef3662a6ae6e74c4145))
+* **integ-runner:** support config file ([#22937](https://github.com/aws/aws-cdk/issues/22937)) ([4f49efe](https://github.com/aws/aws-cdk/commit/4f49efe35eaffd662c22e0d80e9b7fadeb25ab37))
+* **integ-runner:** support custom `--app` commands ([#22761](https://github.com/aws/aws-cdk/issues/22761)) ([a7bb6e1](https://github.com/aws/aws-cdk/commit/a7bb6e1a8a9a9f3fe534069ec77b4f6b10307c9f)), closes [#22521](https://github.com/aws/aws-cdk/issues/22521)
+* **integ-runner:** support custom `--test-regex` to match integ test files ([#22786](https://github.com/aws/aws-cdk/issues/22786)) ([fa1a439](https://github.com/aws/aws-cdk/commit/fa1a4395230790c89d5c468306759f4a6c5f7e0c)), closes [#22761](https://github.com/aws/aws-cdk/issues/22761) [#22521](https://github.com/aws/aws-cdk/issues/22521)
+* **integ-runner:** support snapshot diff on nested stacks ([#22881](https://github.com/aws/aws-cdk/issues/22881)) ([5b3d06d](https://github.com/aws/aws-cdk/commit/5b3d06d808d1eb110943b2c68de75ae6d5b5e624))
+* **sagemaker:** add EndpointConfig L2 construct ([#22865](https://github.com/aws/aws-cdk/issues/22865)) ([0e97c15](https://github.com/aws/aws-cdk/commit/0e97c15b49d02b44ea4916a3f29a156ca69a5a23)), closes [#2809](https://github.com/aws/aws-cdk/issues/2809)
+* **sagemaker:** add Model L2 construct ([#22549](https://github.com/aws/aws-cdk/issues/22549)) ([93915f1](https://github.com/aws/aws-cdk/commit/93915f113e656de8374c99e42135f698f0877685)), closes [#2809](https://github.com/aws/aws-cdk/issues/2809)
+
+
+### Bug Fixes
+
+* **gamelift:** restrict policy to access Script / Build content in S3 ([#22767](https://github.com/aws/aws-cdk/issues/22767)) ([c936002](https://github.com/aws/aws-cdk/commit/c93600260c86dfbc6a8f8f2399a6ac9d0f4b4d35))
+
 ## [2.50.0-alpha.0](https://github.com/aws/aws-cdk/compare/v2.49.1-alpha.0...v2.50.0-alpha.0) (2022-11-01)
 
 

CHANGELOG.v2.md

@@ -2,6 +2,47 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [2.51.0](https://github.com/aws/aws-cdk/compare/v2.50.0...v2.51.0) (2022-11-18)
+
+
+### Features
+
+* **assertions:** allResources and allResourcesProperties methods ([#22007](https://github.com/aws/aws-cdk/issues/22007)) ([2430537](https://github.com/aws/aws-cdk/commit/24305376260407ea4101ffc6637470c1ecd97ec5)), closes [#21269](https://github.com/aws/aws-cdk/issues/21269)
+* **cfnspec:** cloudformation spec v96.0.0 ([#22775](https://github.com/aws/aws-cdk/issues/22775)) ([aa19ec0](https://github.com/aws/aws-cdk/commit/aa19ec05835a7c71e1aa01dcd649a4d933ef1fd8))
+* **cfnspec:** cloudformation spec v97.0.0 ([#22876](https://github.com/aws/aws-cdk/issues/22876)) ([e29df69](https://github.com/aws/aws-cdk/commit/e29df698fbd1f5365edf4f71a91417d47806fc1c))
+* **codebuild:** interactive breakpoints using SSM ([#22728](https://github.com/aws/aws-cdk/issues/22728)) ([bf165a1](https://github.com/aws/aws-cdk/commit/bf165a1f76f44114f0c37b0c1dace6f2ac0e828f))
+* **cognito:** deletion protection for user pools ([#22765](https://github.com/aws/aws-cdk/issues/22765)) ([9bde9f3](https://github.com/aws/aws-cdk/commit/9bde9f3149cbfa6e7b97204f54e7cef5c9127971))
+* **ec2:** change log format in Vpc flow logs ([#22430](https://github.com/aws/aws-cdk/issues/22430)) ([26779f8](https://github.com/aws/aws-cdk/commit/26779f8b233a1ff6ba35fe2b364df4971bfcce9f)), closes [#16279](https://github.com/aws/aws-cdk/issues/16279) [/github.com/aws/aws-cdk/pull/16279#discussion_r808075037](https://github.com/aws//github.com/aws/aws-cdk/pull/16279/issues/discussion_r808075037) [#19316](https://github.com/aws/aws-cdk/issues/19316)
+* **iam:** customize IAM role creation behavior ([#22856](https://github.com/aws/aws-cdk/issues/22856)) ([b25e526](https://github.com/aws/aws-cdk/commit/b25e52616717b55a309c5d6d0998f2fd4cc6fe39)), closes [#22749](https://github.com/aws/aws-cdk/issues/22749) [#22862](https://github.com/aws/aws-cdk/issues/22862)
+* **lambda:** add nodejs18.x runtime ([#22964](https://github.com/aws/aws-cdk/issues/22964)) ([176feef](https://github.com/aws/aws-cdk/commit/176feefd7ceb4e8dc622283e2b40cab306705580))
+* lambda-layer-awscli): depend on @awscdk/asset-awscli-v1 and reduce aws-cdk-lib size ([#22823](https://github.com/aws/aws-cdk/issues/22823)) ([4bdb18e](https://github.com/aws/aws-cdk/commit/4bdb18e6a43c41ad403c16ab836fe7b991f9531c))
+* **lambda-layer-kubectl:** depend on @awscdk/asset-kubectl-v20 and reduce aws-cdk-lib size ([#22677](https://github.com/aws/aws-cdk/issues/22677)) ([6c606d0](https://github.com/aws/aws-cdk/commit/6c606d0f103681db2632d614843233632327693e))
+* **lambda-layer-node-proxy-agent:** depend on @awscdk/asset-node-proxy-agent-v5 and reduce aws-cdk-lib size ([#22769](https://github.com/aws/aws-cdk/issues/22769)) ([4d4e8cc](https://github.com/aws/aws-cdk/commit/4d4e8cc455a2828d76374a3174a1ce8bb600aac5))
+
+
+### Bug Fixes
+
+* **cli:** asset prebuild breaks some custom bootstrap scenarios ([#22930](https://github.com/aws/aws-cdk/issues/22930)) ([fc4668d](https://github.com/aws/aws-cdk/commit/fc4668d6ef23702547890549568a9205c79149f8)), closes [#21965](https://github.com/aws/aws-cdk/issues/21965)
+* **cli:** assetParallelism option in cdk.json is not recognized ([#22781](https://github.com/aws/aws-cdk/issues/22781)) ([e2a9c77](https://github.com/aws/aws-cdk/commit/e2a9c778f48c098990d2492bf7e269651056d667))
+* **cli:** synthesis stops on expired AWS credentials ([#22861](https://github.com/aws/aws-cdk/issues/22861)) ([0a55e91](https://github.com/aws/aws-cdk/commit/0a55e91950c00daa4fc1a29ca8bad268620a64f3))
+* **cloudfront:** custom originId not used for multiple behaviors with same origin ([#22830](https://github.com/aws/aws-cdk/issues/22830)) ([2f1e2e9](https://github.com/aws/aws-cdk/commit/2f1e2e9a3c87ecf7b76b253c6445c5099e15218a)), closes [#22758](https://github.com/aws/aws-cdk/issues/22758)
+* **cloudfront:** OriginShield not easily disabled once enabled on an origin ([#22791](https://github.com/aws/aws-cdk/issues/22791)) ([6be4cf6](https://github.com/aws/aws-cdk/commit/6be4cf63470239db7ea402a20fdd6099e53a185a))
+* **ecs:** adding a circuit breaker causes Service replacement (under feature flag) ([#22467](https://github.com/aws/aws-cdk/issues/22467)) ([9437d4f](https://github.com/aws/aws-cdk/commit/9437d4fd5957419145b70209e9ab06a8d415efa1)), closes [#16126](https://github.com/aws/aws-cdk/issues/16126) [#16919](https://github.com/aws/aws-cdk/issues/16919) [#22328](https://github.com/aws/aws-cdk/issues/22328)
+* **events-targets:** encrypted queues get too wide permissions (under feature flag) ([#22740](https://github.com/aws/aws-cdk/issues/22740)) ([a36f2f0](https://github.com/aws/aws-cdk/commit/a36f2f0d3e71e0b2467812a9d93d4b0b26629a60))
+* **iam:** oidc provider fetches leaf certificate thumbprint instead of root ([#22802](https://github.com/aws/aws-cdk/issues/22802)) ([280b876](https://github.com/aws/aws-cdk/commit/280b876d426522fd043f13ff0b188e29acaa0fbf)), closes [40aws-cdk/aws-iam/lib/oidc-provider/external.ts#L40](https://github.com/40aws-cdk/aws-iam/lib/oidc-provider/external.ts/issues/L40) [40aws-cdk/aws-iam/lib/oidc-provider/external.ts#L46](https://github.com/40aws-cdk/aws-iam/lib/oidc-provider/external.ts/issues/L46) [40aws-cdk/aws-eks/lib/oidc-provider.ts#L49](https://github.com/40aws-cdk/aws-eks/lib/oidc-provider.ts/issues/L49)
+* **s3-deployment:** `responseURL` is in CloudWatch Logs ([#22952](https://github.com/aws/aws-cdk/issues/22952)) ([863548d](https://github.com/aws/aws-cdk/commit/863548d9e5d643c18e939556661cc8a05b6f7742))
+* CDK does not work in FIPS-restricted environments ([#22878](https://github.com/aws/aws-cdk/issues/22878)) ([76a56ad](https://github.com/aws/aws-cdk/commit/76a56adf72bde721bd2da22fc25d1730ab751e3a))
+* **events-targets:** policy restricts access to the same account as the Queue, not the Rule ([#22766](https://github.com/aws/aws-cdk/issues/22766)) ([0083256](https://github.com/aws/aws-cdk/commit/0083256d2329e6195c96a45589079f678b67a184))
+* **iam:** service principals use unnecessary exceptions (under feature flag) ([#22819](https://github.com/aws/aws-cdk/issues/22819)) ([65d8e3d](https://github.com/aws/aws-cdk/commit/65d8e3d7814ac69d6cfa2bfd0d4219817028a14b))
+* **region-info:** EC2 service principal is incorrect in GovCloud regions ([#22589](https://github.com/aws/aws-cdk/issues/22589)) ([1c707eb](https://github.com/aws/aws-cdk/commit/1c707eb9456bbe9226471c0930713d3bfde42130))
+* **s3:** remove restriction of creating lifecycle rule for noncurrent objects when bucket versionining is not set up ([#22803](https://github.com/aws/aws-cdk/issues/22803)) ([b20a6b4](https://github.com/aws/aws-cdk/commit/b20a6b4964bdb6939c35db20362aaf681192cc95)), closes [#22392](https://github.com/aws/aws-cdk/issues/22392)
+* **stepfunctions-tasks:** custom resource uses subprocess with Shell=true ([#22752](https://github.com/aws/aws-cdk/issues/22752)) ([bd056d1](https://github.com/aws/aws-cdk/commit/bd056d1d38a2d3f43efe4f857c4d38b30fb9b681))
+
+
+### Reverts
+
+* "chore: add AWSLINT_SAVE to the PR buildspec ([#22743](https://github.com/aws/aws-cdk/issues/22743))" ([#22782](https://github.com/aws/aws-cdk/issues/22782)) ([df5830c](https://github.com/aws/aws-cdk/commit/df5830cc20ea3e7010ffba3aee9f29c31a4533e1))
+
 ## [2.50.0](https://github.com/aws/aws-cdk/compare/v2.49.1...v2.50.0) (2022-11-01)
 
 

CONTRIBUTING.md

@@ -266,7 +266,7 @@ Work your magic. Here are some guidelines:
 
 Integration tests perform a few functions in the CDK code base -
 1. Acts as a regression detector. It does this by running `cdk synth` on the integration test and comparing it against
-   the `*.integ.snapshot` directory. This highlights how a change affects the synthesized stacks.
+   the `*.snapshot` directory. This highlights how a change affects the synthesized stacks.
 2. Allows for a way to verify if the stacks are still valid CloudFormation templates, as part of an intrusive change.
    This is done by running `yarn integ` which will run `cdk deploy` across all of the integration tests in that package. If you are developing a new integration test or for some other reason want to work on a single integration test over and over again without running through all the integration tests you can do so using `yarn integ integ.test-name.js`
    Remember to set up AWS credentials before doing this.
@@ -953,21 +953,35 @@ changes are only allowed in major versions and those are rare.
 To address this need, we have a feature flags pattern/mechanism. It allows us to
 introduce new breaking behavior which is disabled by default (so existing
 projects will not be affected) but enabled automatically for new projects
-created through `cdk init`.
+created through `cdk init`. Existing users can selectively opt in to new
+behavior on their own schedule.
 
-The pattern is simple:
+Whenever a change leads to CloudFormation template differences that cause any of
+the following during an update, it is not safe to apply the new behavior
+automatically, and we have to use a feature flag:
+
+- Resources replacement leading to service disruption; or
+- Users could have taken assumptions on the old setup and the change will break them.
+
+Adding a new flag looks as follows:
 
 1. Define a new const under
    [cx-api/lib/features.ts](https://github.com/aws/aws-cdk/blob/main/packages/%40aws-cdk/cx-api/lib/features.ts)
-   with the name of the context key that **enables** this new feature (for
+   with the name of the context key that enables this new feature (for
    example, `ENABLE_STACK_NAME_DUPLICATES`). The context key should be in the
    form `module.Type:feature` (e.g. `@aws-cdk/core:enableStackNameDuplicates`).
+    - Set `introducedIn.v2` to the literal string `'V2NEXT'`.
+    - Double negatives should be avoided. If you want to add a flag that disables something that was previously
+      enabled, set `default.v2` to `true` and the `recommendedValue` to `false`. You will need to update
+      a test in `features.test.ts` -- this is okay if you have a good reason.
 2. Use `FeatureFlags.of(construct).isEnabled(cxapi.ENABLE_XXX)` to check if this feature is enabled
    in your code. If it is not defined, revert to the legacy behavior.
-3. Add your feature flag to the `FUTURE_FLAGS` map in
-   [cx-api/lib/features.ts](https://github.com/aws/aws-cdk/blob/main/packages/%40aws-cdk/cx-api/lib/features.ts).
-   This map is inserted to generated `cdk.json` files for new projects created
-   through `cdk init`.
+3. Add your feature flag to the `FLAGS` map in
+   [cx-api/lib/features.ts](https://github.com/aws/aws-cdk/blob/main/packages/%40aws-cdk/cx-api/lib/features.ts). In
+   your description, be sure to cover the following:
+   - Consciously pick the type of feature flag. Can the flag be removed in a future major version, or not?
+   - Motivate why the feature flag exists. What is the change to existing infrastructure and why is it not safe?
+   - In case of a "default change flag", describe what the user needs to do to restore the old behavior.
 4. Add an entry for your feature flag in the [README](https://github.com/aws/aws-cdk/blob/main/packages/%40aws-cdk/cx-api/README.md) file.
 5. In your tests, ensure that you test your feature with and without the feature flag enabled. You can do this by passing the feature flag to the `context` property when instantiating an `App`.
    ```ts

INTEGRATION_TESTS.md

@@ -17,7 +17,7 @@ on what type of changes require integrations tests and how you should write inte
 All Construct libraries in the CDK code base have integration tests that serve to -
 
 1. Acts as a regression detector. It does this by running `cdk synth` on the integration test and comparing it against
-   the Cloud Assembly stored in the snapshot (`*.integ.snapshot/`) directory. This highlights how a change affects the synthesized stacks.
+   the Cloud Assembly stored in the snapshot (`*.snapshot/`) directory. This highlights how a change affects the synthesized stacks.
 2. Allows for a way to verify if the stacks are still valid CloudFormation templates, as part of an intrusive change.
    This is done by running `yarn integ` which will run `cdk deploy` across all of the integration tests in that package.
    If you are developing a new integration test or for some other reason want to work on a single integration test
@@ -115,7 +115,7 @@ This will:
 1. Synthesize the CDK app
 2. `cdk deploy` to your AWS account
 3. `cdk destroy` to delete the stack
-4. Save a snapshot of the Cloud Assembly to `lambda.integ.snapshot/`
+4. Save a snapshot of the Cloud Assembly to `integ.lambda.js.snapshot/`
 
 Now when you run `npm test` it will synth the integ app and compare the result with the snapshot.
 If the snapshot has changed the same process must be followed to update the snapshot.