Some upgrade methods might upgrade etcd from 3.0 to 3.1 automatically when you upgrade from Kubernetes 1.8, unless you specify otherwise. Because [etcd does not support downgrading](https://coreos.com/etcd/docs/latest/upgrades/upgrade_3_1.html), you'll need to either remain on etcd 3.1 or restore from a backup if you want to downgrade back to Kubernetes 1.8.

restart alias/`. - For installations using Systemd MinIO service, upgrade via RPM/DEB packages **parallelly** on all servers or replace the binary lets say `/opt/bin/minio` on all nodes, apply executable permissions `chmod +x /opt/bin/minio` and process to perform `mc admin service restart alias/`. ### Upgrade Checklist - Test all upgrades in a lower environment (DEV, QA, UAT) before applying to production. Performing blind upgrades in production environments carries significant risk. - Read the release...

   * Servers that enforce this may send an exception message including the string
   * `INADEQUATE_SECURITY`.
   */
  HTTP_2("h2"),

  /**
   * Cleartext HTTP/2 with no "upgrade" round trip. This option requires the client to have prior
   * knowledge that the server supports cleartext HTTP/2.
   *
   * See also [Starting HTTP/2 with Prior Knowledge][rfc_7540_34].
   *

# Security Policy

## Supported Versions

We always provide security updates for the [latest release](https://github.com/minio/minio/releases/latest).
Whenever there is a security update you just need to upgrade to the latest version.

## Reporting a Vulnerability

All security bugs in [minio/minio](https://github,com/minio/minio) (or other minio/* repositories)
should be reported by email to ******@****.***. Your email will be acknowledged within 48 hours,

          else -> "GET"
        },
        body,
      ),
  )

  init {
    val connectionHeader = headers["Connection"]
    require(body == null || !"upgrade".equals(connectionHeader, ignoreCase = true)) {
      "expected a null request body with 'Connection: upgrade'"
    }
  }

  fun header(name: String): String? = headers[name]

  fun headers(name: String): List<String> = headers.values(name)

    - [Increase the Kubernetes support window to one year](#increase-the-kubernetes-support-window-to-one-year)
  - [Known Issues](#known-issues)
  - [Urgent Upgrade Notes](#urgent-upgrade-notes)
    - [(No, really, you MUST read this before you upgrade)](#no-really-you-must-read-this-before-you-upgrade)
  - [Changes by Kind](#changes-by-kind-16)
    - [Deprecation](#deprecation)
    - [API Change](#api-change-4)
    - [Feature](#feature-8)

        if (proxies == null) {
            proxies = new ArrayList<>();
        }

        return proxies;
    }

    //
    // Used by Tycho and will break users and force them to upgrade to Maven 3.1 so we should really leave
    // this here, possibly indefinitely.
    //
    public ArtifactResolutionRequest setCache(RepositoryCache cache) {
        return this;
    }

// TODO: remove this after the branch is merged
const val PROVIDER_API_MIGRATION_BRANCH = "provider-api-migration/public-api-changes"
const val BOT_DAILY_UPGRADLE_WRAPPER_BRANCH = "devprod/upgrade-to-latest-wrapper"

fun determineBranchFilter(branches: List<String>): String = branches.map { "+:$it" }.joinToString("\n")

class StageTrigger(
    model: CIBuildModel,
    stage: Stage,
    prevStage: Stage?,

    - [Etcd v3.5.[0-2] data corruption](#etcd-v350-2-data-corruption)
  - [Urgent Upgrade Notes](#urgent-upgrade-notes)
    - [(No, really, you MUST read this before you upgrade)](#no-really-you-must-read-this-before-you-upgrade)
  - [Changes by Kind](#changes-by-kind-16)
    - [Deprecation](#deprecation)
    - [API Change](#api-change-2)
    - [Feature](#feature-9)

* **Tolerations**