Add openSUSE Leap 15.4 image

.gitlab/ci/custom.images.yml

@@ -52,6 +52,9 @@ omnibus-gitlab-opensuse15.2:
 omnibus-gitlab-opensuse15.3:
   extends: .build_and_deploy
 
+omnibus-gitlab-opensuse15.4:
+  extends: .build_and_deploy
+
 omnibus-gitlab-stretch:
   extends: .build_and_deploy
 

Dockerfile.omnibus-gitlab-opensuse15.4

@@ -0,0 +1,45 @@
+FROM opensuse/leap:15.4 as builder-base
+
+RUN zypper -q -n --gpg-auto-import-keys update
+RUN zypper -q -n in -t pattern \
+    devel_basis \
+    devel_perl
+RUN zypper -q -n install \
+        curl \
+        gcc \
+        gcc-c++ \
+        git \
+        glibc-i18ndata \
+        glibc-locale \
+        gzip \
+        hostname \
+        libopenssl-devel \
+        make \
+        zlib-devel
+RUN zypper clean -a
+
+ENV LANG C.UTF-8
+ENV LC_ALL C.UTF-8
+ENV LANGUAGE C
+RUN localedef -i C -f UTF-8 C.UTF-8
+
+
+FROM builder-base as builder-ruby
+
+RUN zypper -q -n install \
+    readline-devel
+ENV RUBY_VERSION 2.7.5
+RUN curl -fsSL "https://cache.ruby-lang.org/pub/ruby/2.7/ruby-${RUBY_VERSION}.tar.gz" \
+  | tar -xzC /tmp
+WORKDIR "/tmp/ruby-${RUBY_VERSION}"
+RUN ./configure --disable-install-rdoc --disable-install-doc --disable-install-capi
+RUN make
+RUN make install
+WORKDIR /
+RUN rm -rf "/tmp/ruby-${RUBY_VERSION}"
+RUN gem install bundler --no-document --version 2.2.33
+
+
+FROM builder-base
+
+COPY --from=builder-ruby /usr/local /usr/local