* refactor TargetLoadBalancer to use DNSTarget interface instead of LoadBalancer
* add LoadBalancerClass fields into api
* make api machinery
* WIP: Implemented API loadbalancer class, allowing NLB and ELB support on AWS for new clusters.
* perform vendoring related tasks and apply fixes identified from hack/
dissallow spotinst + nlb
remove reflection in status_discovery.go
Add precreated additional security groups to the Master nodes in case of NLB
Remove support for attaching individual instances to NLB; only rely on ASG attachments
Don't specify Classic loadbalancer in GCE integration test
* add utility function to the kops model context to make LoadBalancer comparisons simpler
* use DNSTarget interface when locating DNSName of API ELB
* wip: create target group task
* Consolidate TargetGroup tasks
* Use context helper for determining api load balancer type to avoid nil pointers
* Update NLB creation to use target group ARN from separate task rather than creating a TG in-line
* Address staticcheck and bazel failures
* Removing NLB Attachment tasks because they're not used since we switched to defining them as a part of the ASGs
* Address PR review feedback
* Only set LB Class field for AWS clusters, fix nil pointer
* Move target group attributes from NLB task to TG task, removing unused attributes
* Add terraform and cloudformation support for NLBs, listeners, and target groups
* Update integration test for NLB support
* Fix NLB name format to pass terraform validation
* Preserve security group rule names when switching ELB to NLB to reduce destructive terraform changes
* Use elbv2 enums and address some TODOs
* Set healthcheck values in target group
* Find TG tags, fix NLB name detection
* Fix more spurious changes reported by lifecycle integration test
* Fix spotinst validation, more code cleanup
* Address more PR feedback
* ReconcileTargetGroups unit test + more code simplification
* Addressing PR feedback Renaming task 1. awstasks.LoadBalancer -> awstasks.ClassicLoadBalancer
* Addressing PR feedback Renaming task: ELBName() -> CLBName() / LinkToELB() -> LinkToCLB()
* Addressing PR feedback: Various text changes
* fix export of kubecfg
* address TargetGroup should have the same name as the NLB
* should address error when fetching tags due to missing ARN
* Update expected and crds
* Add feature table to NLB docs
* Address more feedback and remove some TODOs that arent applicable anymore
* Update spotinst validation error message
Co-authored-by: Peter Rifel <pgrifel@gmail.com>
We also have to stop passing the flag on ContainerOS, because it's set
in /etc/docker/default.json and it's now an error to pass the flag.
That in turn means we move those options to code, which are the last of
those legacy config options. (We still have a few tasks declaratively
defined though)
Automatic merge from submit-queue.
Add --subnets and --utility-subnets to kops create cluster
This change adds two new options to `kops create cluster`
When specifying `--vpc`, `--subnets` can be specified as an unordered array of subnet ids. Kops will then look up the zones of the subnets to find which zone to add the subnet id to.
If `--topology private` is also specified, `--utility-subnets` can similarly be specified.
~If a zone was specified but a subnet wasn't given that matches the zone, then the subnet will be allocated a CIDR with the current behaviour.~ This case fails validation here 7bd0a6a703/pkg/apis/kops/validation/validation.go (L151)
I can add unit tests and docs changes if required, but I am keen to get feedback before I proceed much further.
I have only added support for AWS.
I have tested this by running a command similar to this:
```bash
kops create cluster \
--zones=us-east-1a,us-east-1b,us-east-1c \
--topology private \
--master-zones=us-east-1a,us-east-1b,us-east-1c \
--vpc $vpc_id \
--subnets subnet-111111,subnet-222222,subnet-333333 \
--utility-subnets subnet-444444,subnet-555555,subnet-666666 \
$cluster_hosted_zone_name
```
And the cluster spec was as expected.
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Ciprian Hacman
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eric-hole
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