CENTOS7 EOL - needs removal from Branch Protection

Author: RazvanLiviuVarzaru

.github/workflows/build-centos7.pip-based.yml

@@ -3,11 +3,6 @@ name: Dispatch all build container images workflows
 on:
   workflow_dispatch:
     inputs:
-      build-centos7pip-based:
-        description: 'Run CentOS 7 pip-based builds'
-        required: true
-        default: false
-        type: boolean
       build-centospip-based:
         description: 'Run CentOS pip-based builds'
         required: true
@@ -50,10 +45,6 @@ on:
         type: boolean
 
 jobs:
-  build-centos7pip-based:
-    if: ${{ inputs.build-centos7pip-based }}
-    uses: ./.github/workflows/build-centos7.pip-based.yml
-    secrets: inherit
   build-centospip-based:
     if: ${{ inputs.build-centospip-based }}
     uses: ./.github/workflows/build-centos.pip-based.yml

.github/workflows/build-workflow-dispatcher.yml

@@ -1,7 +1,6 @@
 # buildbot.mariadb.org
 
 [![build-centos.pip-based](https://github.com/MariaDB/buildbot/actions/workflows/build-centos.pip-based.yml/badge.svg)](https://github.com/MariaDB/buildbot/actions/workflows/build-centos.pip-based.yml)
-[![build-centos7.pip-based](https://github.com/MariaDB/buildbot/actions/workflows/build-centos7.pip-based.yml/badge.svg)](https://github.com/MariaDB/buildbot/actions/workflows/build-centos7.pip-based.yml)
 [![build-debian-based](https://github.com/MariaDB/buildbot/actions/workflows/build-debian-based.yml/badge.svg)](https://github.com/MariaDB/buildbot/actions/workflows/build-debian-based.yml)
 [![build-debian.aocc-based](https://github.com/MariaDB/buildbot/actions/workflows/build-debian.aocc-based.yml/badge.svg)](https://github.com/MariaDB/buildbot/actions/workflows/build-debian.aocc-based.yml)
 [![build-debian.jepsen-based](https://github.com/MariaDB/buildbot/actions/workflows/build-debian.jepsen-based.yml/badge.svg)](https://github.com/MariaDB/buildbot/actions/workflows/build-debian.jepsen-based.yml)

README.md

@@ -24,8 +24,6 @@
 # Defines what builders report status to GitHub
 github_status_builders = [
     "aarch64-macos-compile-only",
-    "amd64-centos-7",
-    "amd64-centos-7-rpm-autobake",
     "amd64-debian-12",
     "amd64-debian-12-debug-embedded",
     "amd64-debian-12-deb-autobake",
@@ -91,7 +89,6 @@
     "aarch64-rhel-9",
     "aarch64-ubuntu-2004",
     "aarch64-ubuntu-2004-debug",
-    "amd64-centos-7",
     "amd64-centos-7-bintar",
     "amd64-centos-stream9",
     "amd64-debian-11",

ci_build_images/centos7.Dockerfile

@@ -179,14 +179,6 @@ def addWorker(
 for w_name in ["hz-bbw"]:
     jobs = 7
     for i in [1, 4]:
-        addWorker(
-            w_name,
-            i,
-            "-centos-7",
-            os.getenv("CONTAINER_REGISTRY_URL", default="quay.io/mariadb-foundation/bb-worker:") + "centos7",
-            jobs=jobs,
-            save_packages=True,
-        )
         addWorker(
             w_name,
             i,
@@ -575,20 +567,6 @@ c["builders"].append(
     )
 )
 
-c["builders"].append(
-    util.BuilderConfig(
-        name="amd64-centos-7",
-        workernames=workers["x64-bbw-docker-centos-7"],
-        tags=["Centos", "quick", "gcc", "protected"],
-        collapseRequests=True,
-        nextBuild=nextBuild,
-        canStartBuild=canStartBuild,
-        locks=getLocks,
-        properties={"mtr_additional_args": protected_branches_mtr_additional_args},
-        factory=getQuickBuildFactory("nm", mtrDbPool),
-    )
-)
-
 c["logEncoding"] = "utf-8"
 
 c["multiMaster"] = True

constants.py

@@ -13,11 +13,6 @@ almalinux-9:
     - aarch64
   type: rpm
   install_only: True
-centos-7:
-  version_name: 7
-  arch:
-    - amd64
-  type: rpm
 centos-stream9:
   version_name: 9
   arch: