pkgs: drop EL6

diff --git a/.github/workflows/builder.yml b/.github/workflows/builder.yml
deleted file mode 100644 (file)
index eb0ece6..0000000
--- a/.github/workflows/builder.yml
+++ /dev/null
@@ -1,24 +0,0 @@
-name: 'Test package building for specific distributions'
-
-on:
-  push:
-  pull_request:
-  schedule:
-    - cron: '0 22 * * 2'
-
-jobs:
-  build:
-    # a centos-6 Docker container
-    name: centos-6
-    # on a ubuntu-20.04 VM
-    runs-on: ubuntu-20.04
-    strategy:
-      matrix:
-        product: ['authoritative', 'recursor', 'dnsdist']
-    steps:
-    - uses: actions/checkout@v2.3.4
-      with:
-        fetch-depth: 5
-        submodules: recursive
-    # this builds packages for EL6, and runs our unit test (make check)
-    - run: builder/build.sh -v -m ${{matrix.product }} centos-6

diff --git a/builder-support/dockerfiles/Dockerfile.target.centos-6 b/builder-support/dockerfiles/Dockerfile.target.centos-6
deleted file mode 100644 (file)
index 6fe1373..0000000
--- a/builder-support/dockerfiles/Dockerfile.target.centos-6
+++ /dev/null
@@ -1,30 +0,0 @@
-# First do the source builds
-@INCLUDE Dockerfile.target.sdist
-
-# This defines the distribution base layer
-# Put only the bare minimum of common commands here, without dev tools
-FROM centos:6 as dist-base
-COPY /builder-support/dockerfiles/Centos-Base-Vault.repo /etc/yum.repos.d/CentOS-Base.repo
-RUN echo precedence ::ffff:0:0/96  100 > /etc/gai.conf
-RUN echo precedence ::1/128 50 >> /etc/gai.conf
-RUN echo precedence ::/0 40 >> /etc/gai.conf
-RUN echo precedence 2002::/16 30 >> /etc/gai.conf
-RUN echo precedence ::/96 20 >> /etc/gai.conf
-
-ARG BUILDER_CACHE_BUSTER=
-RUN which yum
-RUN touch /var/lib/rpm/* && yum clean all
-RUN touch /var/lib/rpm/* && yum install -y --verbose epel-release centos-release-scl-rh
-COPY /builder-support/dockerfiles/CentOS-SCLo-scl-rh.repo /etc/yum.repos.d/CentOS-SCLo-scl-rh.repo
-RUN touch /var/lib/rpm/* &&  yum install -y --nogpgcheck devtoolset-7-gcc-c++
-
-# Enable IUS Community Repository (for Python 3.6)
-RUN curl https://setup.ius.io/ | sh
-RUN touch /var/lib/rpm/* && yum install -y --verbose python36 && ln -s python36 /usr/bin/python3
-
-# Do the actual rpm build
-@INCLUDE Dockerfile.rpmbuild
-
-# Do a test install and verify
-# Can be skipped with skiptests=1 in the environment
-# @EXEC [ "$skiptests" = "" ] && include Dockerfile.rpmtest