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typhoon/CHANGES.md

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# Typhoon
Notable changes between versions.
## Latest
* Kubernetes [v1.9.3](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.9.md#v193)
* Network improvements and fixes
* Switch from Calico v2.6.6 to v3.0.2
* Add Calico GlobalNetworkSet CRD
* Update flannel from v0.9.0 to v0.10.0
* Use separate service account for flannel
* Update etcd from v3.2.14 to v3.2.15
#### Addons
* Update Prometheus from v2.0.0 to v2.1.0
* Improve alerting rules
* Relabel discovered kubelet, endpoint, service, and apiserver scrapes
* Use separate service accounts
* Update node-exporter and kube-state-metrics
* Include Grafana dashboards for Kubernetes admins
* Add grafana-watcher to load bundled upstream dashboards
* Update nginx-ingress from 0.9.0 to 0.10.2
* Update CLUO from v0.5.0 to v0.6.0
* Switch manifests to use `apps/v1` Deployments and Daemonsets
* Remove Kubernetes Dashboard manifests ([#121](https://github.com/poseidon/typhoon/pull/121))
#### Digital Ocean
* Use new Droplet [types](https://developers.digitalocean.com/documentation/changelog/api-v2/new-size-slugs-for-droplet-plan-changes/) which offer more CPU/memory, at lower cost. ([#105](https://github.com/poseidon/typhoon/pull/105))
* A small Digital Ocean cluster costs less than $25 a month!
## v1.9.2
* Kubernetes [v1.9.2](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.9.md#v192)
* Add Terraform v0.11.x support
* Add explicit "providers" section to modules for Terraform v0.11.x
* Retain support for Terraform v0.10.4+
* Add [migration guide](https://github.com/poseidon/typhoon/blob/master/docs/topics/maintenance.md) from Terraform v0.10.x to v0.11.x (**action required!**)
* Update etcd from 3.2.13 to 3.2.14
* Update calico from 2.6.5 to 2.6.6
* Update kube-dns from v1.14.7 to v1.14.8
* Use separate service account for kube-dns
* Use kubernetes-incubator/bootkube v0.10.0
#### Addons
* Update CLUO to v0.5.0 to fix compatibility with Kubernetes 1.9 (**important**)
* Earlier versions can't roll out Container Linux updates on Kubernetes 1.9 nodes ([cluo#163](https://github.com/coreos/container-linux-update-operator/issues/163))
* Update kube-state-metrics from v1.1.0 to v1.2.0
* Fix RBAC cluster role for kube-state-metrics
#### Bare-Metal
* Use per-node Container Linux install profiles ([#97](https://github.com/poseidon/typhoon/pull/97))
* Allow Container Linux channel/version to be chosen per-cluster
* Fix issue where cluster deletion could require `terraform apply` multiple times
#### Digital Ocean
* Relax `digitalocean` provider version constraint
* Fix bug with `terraform plan` always showing a firewall diff to be applied ([#3](https://github.com/poseidon/typhoon/issues/3))
## v1.9.1
* Kubernetes [v1.9.1](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.9.md#v191)
2018-01-09 16:03:04 +01:00
* Update kube-dns from 1.14.5 to v1.14.7
* Update etcd from 3.2.0 to 3.2.13
* Update Calico from v2.6.4 to v2.6.5
* Enable portmap to fix hostPort with Calico
* Use separate service account for controller-manager
2017-12-22 22:00:18 +01:00
## v1.8.6
* Kubernetes [v1.8.6](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.8.md#v186)
2018-01-09 16:03:04 +01:00
* Update Calico from v2.6.3 to v2.6.4
2017-12-15 10:52:51 +01:00
## v1.8.5
* Kubernetes [v1.8.5](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.8.md#v185)
* Recommend Container Linux [images](https://coreos.com/releases/) with Docker 17.09
* Container Linux stable, beta, and alpha now provide Docker 17.09 (instead
2017-12-15 10:52:51 +01:00
of 1.12)
* Older clusters (with CLUO addon) auto-update Container Linux version to begin using Docker 17.09
* Fix race where `etcd-member.service` could fail to resolve peers ([#69](https://github.com/poseidon/typhoon/pull/69))
2017-12-15 10:52:51 +01:00
* Add optional `cluster_domain_suffix` variable (#74)
* Use kubernetes-incubator/bootkube v0.9.1
#### Bare-Metal
* Add kubelet `--volume-plugin-dir` flag to allow flexvolume providers ([#61](https://github.com/poseidon/typhoon/pull/61))
#### Addons
2017-12-15 10:52:51 +01:00
* Discourage deploying the Kubernetes Dashboard (security)
## v1.8.4
* Kubernetes v1.8.4
* Calico related bug fixes
* Update Calico from v2.6.1 to v2.6.3
* Update flannel from v0.9.0 to v0.9.1
* Service accounts for kube-proxy and pod-checkpointer
* Use kubernetes-incubator/bootkube v0.9.0
## v1.8.3
* Kubernetes v1.8.3
* Run etcd on-host, across controllers
* Promote AWS platform to beta
* Use kubernetes-incubator/bootkube v0.8.2
#### Google Cloud
* Add required variable `region` (e.g. "us-central1")
* Reduce time to bootstrap a cluster
* Change etcd to run on-host, across controllers (etcd-member.service)
* Change controller instances to automatically span zones in the region
* Change worker managed instance group to automatically span zones in the region
* Improve internal firewall rules and use tag-based firewall policies
* Remove support for self-hosted etcd
* Remove the `zone` required variable
* Remove the `controller_preemptible` optional variable
#### AWS
* Promote AWS platform to beta
* Reduce time to bootstrap a cluster
* Change etcd to run on-host, across controllers (etcd-member.service)
* Fix firewall rules for multi-controller kubelet scraping and node-exporter
* Remove support for self-hosted etcd
#### Addons
* Add Prometheus 2.0 addon with alerting rules
* Add Grafana dashboard for observing metrics
## v1.8.2
* Kubernetes v1.8.2
* Fixes a memory leak in the v1.8.1 apiserver ([kubernetes#53485](https://github.com/kubernetes/kubernetes/issues/53485))
* Switch to using the `gcr.io/google_containers/hyperkube`
* Update flannel from v0.8.0 to v0.9.0
* Add `hairpinMode` to flannel CNI config
* Add `--no-negcache` to kube-dns dnsmasq
* Use kubernetes-incubator/bootkube v0.8.1
## v1.8.1
* Kubernetes v1.8.1
* Use kubernetes-incubator/bootkube v0.8.0
#### Digital Ocean
* Run etcd cluster across controller nodes (etcd-member.service)
* Remove support for self-hosted etcd
* Reduce time to bootstrap a cluster
## v1.7.7
* Kubernetes v1.7.7
* Use kubernetes-incubator/bootkube v0.7.0
* Update kube-dns to 1.14.5 to fix dnsmasq [vulnerability](https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html)
* Calico v2.6.1
* flannel-cni v0.3.0
* Update flannel CNI config to fix hostPort
## v1.7.5
* Kubernetes v1.7.5
* Use kubernetes-incubator/bootkube v0.6.2
* Add AWS Terraform module (alpha)
* Add support for Calico networking (bare-metal, Google Cloud, AWS)
* Change networking default from "flannel" to "calico"
#### AWS
* Add `network_mtu` to allow CNI interface MTU customization
#### Bare-Metal
* Add `network_mtu` to allow CNI interface MTU customization
* Remove support for `experimental_self_hosted_etcd`
## v1.7.3
* Kubernetes v1.7.3
2017-12-09 18:26:26 +01:00
* Use kubernetes-incubator/bootkube v0.6.1
#### Digital Ocean
* Add cloud firewall rules (requires Terraform v0.10)
* Change nodes tags from strings to DO tags
## v1.7.1
* Kubernetes v1.7.1
2017-12-09 18:26:26 +01:00
* Use kubernetes-incubator/bootkube v0.6.0
* Add Bare-Metal Terraform module (stable)
* Add Digital Ocean Terraform module (beta)
#### Google Cloud
* Remove `k8s_domain_name` variable, `cluster_name` + `dns_zone` resolves to controllers
* Rename `dns_base_zone` to `dns_zone`
* Rename `dns_base_zone_name` to `dns_zone_name`
## v1.6.7
* Kubernetes v1.6.7
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* Use kubernetes-incubator/bootkube v0.5.1
## v1.6.6
* Kubernetes v1.6.6
2017-12-09 18:26:26 +01:00
* Use kubernetes-incubator/bootkube v0.4.5
* Disable locksmithd on hosts, in favor of [CLUO](https://github.com/coreos/container-linux-update-operator).
## v1.6.4
* Kubernetes v1.6.4
* Add Google Cloud Terraform module (stable)
## Earlier
Earlier versions, back to v1.3.0, used different designs and mechanisms.