CI: Stop building RHEL 7 packages

Stop building CentOS 7 packages, which were also uploaded to
Oracle Linux and Scientific Linux repositories.

Closes https://gitlab.com/gitlab-org/omnibus-gitlab/-/issues/8714

Changelog: removed

config/projects/gitlab.rb

@@ -70,9 +70,6 @@ end
 if rhel?
   case OhaiHelper.get_centos_version
-  when '6', '7'
-    runtime_dependency 'policycoreutils-python'
-    runtime_dependency 'perl'
   when '8', '9'
     runtime_dependency 'policycoreutils-python-utils'
     runtime_dependency 'perl-interpreter'

config/software/git.rb

@@ -48,14 +48,13 @@ build do
   git_cflags = '-fno-omit-frame-pointer'
-  # CentOS 7 uses gcc v4.8.5, which uses C90 (`-std=gnu90`) by default.
+  # SLES uses gcc with C90 (`-std=gnu90`) by default.
   # C11 is a newer standard than C90, and gcc v5.1.0 switched the default
   # from `std=gnu90` to `std=gnu11`.
   # Git v2.35 added a balloon test that will fail the build if
   # C99 is not supported. On other platforms, C11 may be required
   # (https://gitlab.com/gitlab-org/gitlab-git/-/commit/7bc341e21b5).
-  # Similar is the case for SLES OSs also.
-  git_cflags += ' -std=gnu99' if OhaiHelper.get_centos_version.to_i == 7 || OhaiHelper.os_platform == 'sles'
+  git_cflags += ' -std=gnu99' if OhaiHelper.os_platform == 'sles'
   # NOTE: the Git software definition is in the process of being deprecated in favour of bundling
   # Git with Gitaly. Any changes to the following build options must be replicated to the Gitaly

config/software/gitaly.rb

@@ -56,14 +56,13 @@ build do
   git_cflags = '-fno-omit-frame-pointer'
-  # CentOS 7 uses gcc v4.8.5, which uses C90 (`-std=gnu90`) by default.
+  # SLES uses gcc v4.8.5 with C90 (`-std=gnu90`) by default.
   # C11 is a newer standard than C90, and gcc v5.1.0 switched the default
   # from `std=gnu90` to `std=gnu11`.
   # Git v2.35 added a balloon test that will fail the build if
   # C99 is not supported. On other platforms, C11 may be required
   # (https://gitlab.com/gitlab-org/gitlab-git/-/commit/7bc341e21b5).
-  # Similar is the case for SLES OSs also.
-  git_cflags += ' -std=gnu99' if OhaiHelper.get_centos_version.to_i == 7 || OhaiHelper.os_platform == 'sles'
+  git_cflags += ' -std=gnu99' if OhaiHelper.os_platform == 'sles'
   git_append_build_options = [
     "# Added by Omnibus git software definition gitaly.rb",

config/software/gitlab-rails.rb

@@ -97,13 +97,10 @@ build do
     env['PKG_CONFIG_PATH'] = "#{OpenSSLHelper.pkg_config_dirs}:/opt/gitlab/embedded/lib/pkgconfig"
   end
-  env['CFLAGS'] = '-std=gnu99' if OhaiHelper.centos7? || OhaiHelper.os_platform == 'sles'
+  env['CFLAGS'] = '-std=gnu99' if OhaiHelper.os_platform == 'sles'
   # Special configuration for Rust extensions, which require clang 3.9+.
-  if OhaiHelper.centos7?
-    env['PATH'] = "/opt/rh/llvm-toolset-7/root/bin:#{env['PATH']}"
-    env['LIBCLANG_PATH'] = '/opt/rh/llvm-toolset-7/root/usr/lib64'
-  elsif OhaiHelper.sles12?
+  if OhaiHelper.sles12?
     env['BINDGEN_EXTRA_CLANG_ARGS'] = "-I/usr/lib64/clang/7.0.1/include"
   elsif OhaiHelper.raspberry_pi?
     # This is needed to workaround a bug in QEMU: https://gitlab.com/gitlab-org/gitlab-omnibus-builder/-/issues/60

config/software/gnupg.rb

@@ -37,8 +37,6 @@ relative_path "gnupg-#{version}"
 build do
   env = with_standard_compiler_flags(with_embedded_path)
-  # For gnupg to build fine in Debian Wheezy and Centos ^
-  env['LDFLAGS'] << " -lrt"
   prefix = "#{install_dir}/embedded"
@@ -53,10 +51,6 @@ build do
     "--with-libgpg-error-prefix=#{prefix}",
   ]
-  # CentOS 6 doesn't have inotify, which will raise an error
-  # IN_EXCL_UNLINK undeclared. Hence disabling it explicitly.
-  configure_command << "ac_cv_func_inotify_init=no" if ohai['platform'] =~ /centos/ && ohai['platform_version'] =~ /^6/
-
   command configure_command.join(' '), env: env
   make "-j #{workers}", env: env

config/software/jemalloc.rb

@@ -34,13 +34,6 @@ env = with_standard_compiler_flags(with_embedded_path)
 relative_path "jemalloc-#{version}"
 build do
-  # CentOS 6 doesn't have a new enough version of autoconf so we have to
-  # use the one packaged in EPEL
-  if ohai['platform'] =~ /centos/ && ohai['platform_version'] =~ /^6/
-    command 'sed -i -e s:autoconf:autoconf268: autogen.sh', env: env
-    env['AUTOCONF'] = '/usr/bin/autoconf268'
-  end
-
   autogen_command = [
     './autogen.sh',
     '--enable-prof',

config/software/libtensorflow_lite.rb

@@ -34,10 +34,7 @@ build do
   mkdir build_dir.to_s
   block 'use a custom compiler for OSs with older gcc' do
-    if ohai['platform'] == 'centos' && ohai['platform_version'].start_with?('7.')
-      env['CC'] = "/opt/rh/devtoolset-8/root/usr/bin/gcc"
-      env['CXX'] = "/opt/rh/devtoolset-8/root/usr/bin/g++"
-    elsif ohai['platform'] == 'suse' && ohai['platform_version'].start_with?('12.')
+    if ohai['platform'] == 'suse' && ohai['platform_version'].start_with?('12.')
       env['CC'] = "/usr/bin/gcc-5"
       env['CXX'] = "/usr/bin/g++-5"
     elsif ohai['platform'] == 'opensuseleap' && ohai['platform_version'].start_with?('15.')

config/software/libtiff.rb

@@ -35,36 +35,18 @@ source git: version.remote
 build do
   env = with_standard_compiler_flags(with_embedded_path)
-  # Use cmake for CentOS 6 builds
-  # CentOS 6 doesn't have a new enough version of automake, so we need to use
-  # the cmake build steps, but the cmake steps aren't working properly in
-  # Debian 8, which is why we don't just switch to cmake for all platforms
-  if ohai['platform'] =~ /centos/ && ohai['platform_version'] =~ /^6/
-    configure_command = [
-      'cmake',
-      '-G"Unix Makefiles"',
-      '-Dzstd=OFF',
-      "-DZLIB_ROOT=#{install_dir}/embedded",
-      "-DCMAKE_INSTALL_LIBDIR:PATH=lib", # ensure lib64 isn't used
-      "-DCMAKE_INSTALL_RPATH=#{install_dir}/embedded/lib",
-      "-DCMAKE_FIND_ROOT_PATH=#{install_dir}/embedded",
-      "-DCMAKE_PREFIX_PATH=#{install_dir}/embedded",
-      "-DCMAKE_INSTALL_PREFIX=#{install_dir}/embedded"
-    ]
-  else
-    # Patch the code to download config.guess and config.sub. We instead copy
-    # the ones we vendor to the correct location.
-    patch source: 'remove-config-guess-sub-download.patch'
-
-    command './autogen.sh', env: env
-    update_config_guess(target: 'config')
-
-    configure_command = [
-      './configure',
-      '--disable-zstd',
-      "--prefix=#{install_dir}/embedded"
-    ]
-  end
+  # Patch the code to download config.guess and config.sub. We instead copy
+  # the ones we vendor to the correct location.
+  patch source: 'remove-config-guess-sub-download.patch'
+
+  command './autogen.sh', env: env
+  update_config_guess(target: 'config')
+
+  configure_command = [
+    './configure',
+    '--disable-zstd',
+    "--prefix=#{install_dir}/embedded"
+  ]
   command configure_command.join(' '), env: env

config/software/ruby.rb

@@ -88,7 +88,7 @@ env['CFLAGS'] << " -DOPENSSL_FIPS" if Build::Check.use_system_ssl?
 env['CFLAGS'] << ' -O3 -g -pipe'
 # Workaround for https://bugs.ruby-lang.org/issues/19161
-env['CFLAGS'] << ' -std=gnu99' if OhaiHelper.get_centos_version.to_i == 7 || OhaiHelper.os_platform == 'sles'
+env['CFLAGS'] << ' -std=gnu99' if OhaiHelper.os_platform == 'sles'
 build do
   env['CFLAGS'] << ' -fno-omit-frame-pointer'

gitlab-ci-config/check-packages.yml

@@ -137,9 +137,6 @@ Ubuntu-20.04-fips-check:
     USE_SYSTEM_LIBGCRYPT: "true"
 # yum based
-CentOS-7-check:
-  image: "${BUILDER_IMAGE_REGISTRY}/centos_7:latest"
-  extends: .yum-install
 AlmaLinux-8-check:
   image: "${BUILDER_IMAGE_REGISTRY}/almalinux_8:latest"
   extends: .yum-install

gitlab-ci-config/dev-gitlab-org.yml

@@ -337,9 +337,6 @@ Ubuntu-22.04-arm64-branch:
 Ubuntu-24.04-arm64-branch:
   image: "${BUILDER_IMAGE_REGISTRY}/ubuntu_24.04_arm64:${BUILDER_IMAGE_REVISION}"
   extends: .arm64_branch_template
-CentOS-7-branch:
-  image: "${BUILDER_IMAGE_REGISTRY}/centos_7:${BUILDER_IMAGE_REVISION}"
-  extends: .branch_template
 AlmaLinux-8-branch:
   image: "${BUILDER_IMAGE_REGISTRY}/almalinux_8:${BUILDER_IMAGE_REVISION}"
   extends: .branch_template
@@ -598,9 +595,6 @@ Ubuntu-22.04-arm64:
 Ubuntu-24.04-arm64:
   image: "${BUILDER_IMAGE_REGISTRY}/ubuntu_24.04_arm64:${BUILDER_IMAGE_REVISION}"
   extends: .arm64_tag_template
-CentOS-7:
-  image: "${BUILDER_IMAGE_REGISTRY}/centos_7:${BUILDER_IMAGE_REVISION}"
-  extends: .tag_template
 AlmaLinux-8:
   image: "${BUILDER_IMAGE_REGISTRY}/almalinux_8:${BUILDER_IMAGE_REVISION}"
   extends: .tag_template
@@ -736,13 +730,6 @@ Ubuntu-24.04-arm64-staging:
       optional: true
     - job: Ubuntu-24.04-arm64-branch
       optional: true
-CentOS-7-staging:
-  extends: .staging_upload_template
-  needs:
-    - job: CentOS-7
-      optional: true
-    - job: CentOS-7-branch
-      optional: true
 AlmaLinux-8-staging:
   extends: .staging_upload_template
   needs:
@@ -924,10 +911,6 @@ Debian-12-arm64-release:
   extends: .production_release_template
   needs:
     - Debian-12-arm64
-CentOS-7-release:
-  extends: .production_release_template
-  needs:
-    - CentOS-7
 AlmaLinux-8-release:
   extends: .production_release_template
   needs:

gitlab-ci-config/gitlab-com.yml

@@ -363,7 +363,6 @@ danger-review:
     - if: '$PIPELINE_TYPE =~ /_MR_PIPELINE$/'
     - if: '$PIPELINE_TYPE == "DOCS_PIPELINE"'
-Centos 7 knapsack: !reference [.knapsack]
 AlmaLinux 8 knapsack: !reference [.knapsack]
 AlmaLinux 9 knapsack: !reference [.knapsack]
 Debian 11 knapsack: !reference [.knapsack]
@@ -421,12 +420,6 @@ Debian 12 specs :
   parallel: 6
   needs:
   - Debian 12 knapsack
-Centos 7 specs :
-  image: "${PUBLIC_BUILDER_IMAGE_REGISTRY}/centos_7-ruby:${BUILDER_IMAGE_REVISION}"
-  extends: .chef_spec_template
-  parallel: 6
-  needs:
-  - Centos 7 knapsack
 AlmaLinux 8 specs :
   image: "${PUBLIC_BUILDER_IMAGE_REGISTRY}/almalinux_8-ruby:${BUILDER_IMAGE_REVISION}"
   extends: .chef_spec_template

lib/gitlab/ohai_helper.rb

@@ -190,10 +190,6 @@ class OhaiHelper
       ohai['languages']['c']['gcc']['target']
     end
-    def centos7?
-      ohai['platform'] == 'centos' && get_centos_version.to_i == 7
-    end
-
     def sles12?
       os_platform == 'sles' && get_suse_version.to_i == 12
     end

lib/gitlab/package_repository.rb

@@ -39,8 +39,7 @@ class PackageRepository
       return
     end
-    # For CentOS 6 and 7 we will upload the same package to Scientific and Oracle Linux
-    # For all other OSs, we only upload one package.
+    # For CentOS 8 and 9 we upload the same package to the Oracle Linux repository.
     upload_list = package_list(repository)
     raise "No packages found for upload. Are artifacts available?" if upload_list.empty?
@@ -97,10 +96,8 @@ class PackageRepository
       # We can copy EL packages to Oracle and Scientific Linux repos also as
       # they are binary compatible.
       enterprise_linux_additional_uploads = {
-        '6' => %w(scientific ol),
-        '7' => %w(scientific ol),
-        '8' => %w(ol), # There is no Scientific Linux 8
-        '9' => %w(ol), # There is no Scientific Linux 9
+        '8' => %w(ol),
+        '9' => %w(ol),
       }
       source_os, target_os = enterprise_linux_additional_uploads.find { |os| platform.match?(/^el\/#{os}/) }

spec/chef/cookbooks/package/libraries/helpers/selinux_distro_helper_spec.rb

@@ -15,7 +15,6 @@ RSpec.describe SELinuxDistroHelper do
       'centos' | '8.0' | true
       'centos' | '8' | true
       'centos' | '9' | true
-      'centos' | '7.0' | true
       'amzn' | '2' | true
       'notadistro' | '42' | false
       nil | '7' | false

spec/lib/gitlab/package_repository_spec.rb

@@ -153,14 +153,13 @@ RSpec.describe PackageRepository do
         context 'with artifacts available' do
           before do
-            allow(Build::Info::Package).to receive(:file_list).and_return(['pkg/el-6/gitlab-ce.rpm'])
+            allow(Build::Info::Package).to receive(:file_list).and_return(['pkg/el-9/gitlab-ce.rpm'])
           end
           it 'in dry run mode prints the upload commands' do
             expect { repo.upload('my-staging-repository', true) }.to output(%r{Uploading...\n}).to_stdout
-            expect { repo.upload('my-staging-repository', true) }.to output(%r{bin/package_cloud push gitlab/my-staging-repository/scientific/6 pkg/el-6/gitlab-ce.rpm --url=https://packages.gitlab.com\n}).to_stdout
-            expect { repo.upload('my-staging-repository', true) }.to output(%r{bin/package_cloud push gitlab/my-staging-repository/ol/6 pkg/el-6/gitlab-ce.rpm --url=https://packages.gitlab.com\n}).to_stdout
-            expect { repo.upload('my-staging-repository', true) }.to output(%r{bin/package_cloud push gitlab/my-staging-repository/el/6 pkg/el-6/gitlab-ce.rpm --url=https://packages.gitlab.com\n}).to_stdout
+            expect { repo.upload('my-staging-repository', true) }.to output(%r{bin/package_cloud push gitlab/my-staging-repository/ol/9 pkg/el-9/gitlab-ce.rpm --url=https://packages.gitlab.com\n}).to_stdout
+            expect { repo.upload('my-staging-repository', true) }.to output(%r{bin/package_cloud push gitlab/my-staging-repository/el/9 pkg/el-9/gitlab-ce.rpm --url=https://packages.gitlab.com\n}).to_stdout
           end
           it 'retries upload if it fails' do