add initial CI based off of gstlal repo

.gitlab-ci.yml

+image: docker:latest
+
+variables:
+  DOCKER_DRIVER: overlay
+  DOCKER_BRANCH: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME
+  DOCKER_LATEST: $CI_REGISTRY_IMAGE:latest
+  BRANCH: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME
+  COMMIT: $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA
+  NIGHTLY: $CI_REGISTRY_IMAGE:nightly
+  TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_TAG
+
+  # Location of *.spec.in patch script and arguments:
+  PATCHSCRIPT: patch_optimized_spec_file
+  COMP: gcc
+  PATCHFLAGS: -c $COMP -k --nocheck -f
+
+  # don't need git history
+  GIT_DEPTH: 1
+
+before_script:
+  # Enable gcc-devtoolset-7
+  #- source /opt/rh/devtoolset-7/enable
+  # Set up Intel Dev Environment:
+  - source /opt/intel/bin/compilervars.sh intel64
+  - yum clean all
+  - yum makecache
+
+cache:
+  key: $CI_JOB_NAME
+  paths:
+    - ccache
+
+stages:
+  - build
+  - test
+  - docker
+  - docker-latest
+
+# Build rpms
+build:
+  stage: build
+  interruptible: true
+  image: containers.ligo.org/lscsoft/gstlal:master
+  variables:
+    GIT_STRATEGY: fetch
+    RPM_BUILD_CPUS: 4
+  script:
+    - if [ -d rpmbuild ]; then yum -y install rpmbuild/RPMS/x86_64/*.rpm; fi
+    - ./00init.sh
+    - $PATCHSCRIPT $PATCHFLAGS ./*.spec.in
+    - ./configure --enable-gtk-doc $EXTRA_CONFIG_FLAGS
+    - make
+    - make dist
+    # Install dependencies 
+    - yum-builddep -y gstlal-calibration.spec
+    - rpmbuild -tb --define "_topdir $CI_PROJECT_DIR/rpmbuild" gstlal-calibration-*.tar.gz
+  artifacts:
+    expire_in: 18h
+    paths:
+      - rpmbuild/RPMS/x86_64/gstlal-calibration-*.rpm
+      - rpmbuild/RPMS/x86_64/python*-gstlal-calibration-*.rpm
+  only:
+    - schedules
+    - tags
+    - pushes
+    - web
+
+# Tests
+test:
+  interruptible: true
+  image: containers.ligo.org/alexander.pace/gstlal-dev/gstlal-dev:el7
+  stage: test
+  needs:
+    - build
+  script:
+    # Install RPMs and set up the test environment:
+    - if [ -d rpmbuild ]; then yum -y install rpmbuild/RPMS/x86_64/*.rpm; fi
+    - gst-inspect-1.0
+    - python3 -m pytest -c pytest.ini
+  only:
+    - schedules
+    - pushes
+  allow_failure: true
+
+# Docker Images
+
+docker:el7:
+  interruptible: true
+  stage: docker
+  before_script: [ ]
+  script:
+    # add RPMs to directory to pass to docker
+    - mkdir rpms
+
+    # Copy rpms to new container.
+    - mv rpmbuild/RPMS/x86_64/*.rpm rpms
+
+    # Clear out the old rpmbuild directory
+    - rm -rf rpmbuild*
+
+    # Build the container:
+    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
+    - docker build --pull -t $DOCKER_BRANCH --file .gitlab/ci/Dockerfile.dev .
+    - docker push $DOCKER_BRANCH
+  needs:
+    - build
+    - test
+  only:
+    - schedules
+    - pushes
+  except:
+    - /gstlal-([a-z]+-|)[0-9]+\.[0-9]+\.[0-9]+-v[0-9]+/
+
+docker-release:el7:
+  interruptible: true
+  stage: docker
+  before_script: [ ]
+  script:
+    # add RPMs to directory to pass to docker
+    - mkdir rpms
+
+    # Copy rpms to new container.
+    - mv rpmbuild/RPMS/x86_64/*.rpm rpms
+
+    # Clear out the old rpmbuild directory
+    - rm -rf rpmbuild*
+
+    # Build the container:
+    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
+    - docker build --pull -t $DOCKER_BRANCH --file .gitlab/ci/Dockerfile .
+    - docker push $DOCKER_BRANCH
+  needs:
+    - build
+    - test
+  only:
+    - /gstlal-calibration-[0-9]+\.[0-9]+\.[0-9]+-v[0-9]+/
+
+latest_image:
+  interruptible: true
+  stage: docker-latest
+  before_script: [ ]
+  needs:
+    - docker-release:el7
+  only:
+    - /gstlal-calibration-[0-9]+\.[0-9]+\.[0-9]+-v[0-9]+/
+  script:
+    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
+    - docker tag $DOCKER_BRANCH $DOCKER_LATEST
+    - docker push $DOCKER_LATEST
+  retry:
+    max: 2

.gitlab/ci/Dockerfile

+FROM containers.ligo.org/lscsoft/gstlal:latest
+
+USER root
+
+## Copy Optimized RPMs to container
+COPY rpms /rpms
+
+# Install Optimized RPMs, delete old RPMs
+RUN yum makecache && \
+	yum -y localinstall /rpms/*.rpm && \
+	yum clean all
+
+# Update gstreamer registry cache:
+ENV GST_REGISTRY_1_0=/usr/share/gstreamer-1.0/.registry.bin
+RUN gst-inspect-1.0
+
+# Export MKL environment variables: 
+ENV MKL_INTERFACE_LAYER LP64
+ENV MKL_THREADING_LAYER SEQUENTIAL
+ENV TMPDIR /tmp
+
+ENTRYPOINT bash

.gitlab/ci/Dockerfile.dev

+FROM containers.ligo.org/lscsoft/gstlal:master
+
+USER root
+
+## Copy Optimized RPMs to container
+COPY rpms /rpms
+
+# Install Optimized RPMs, delete old RPMs
+RUN yum makecache && \
+	yum -y localinstall /rpms/*.rpm && \
+	yum clean all
+
+# Update gstreamer registry cache:
+ENV GST_REGISTRY_1_0=/usr/share/gstreamer-1.0/.registry.bin
+RUN gst-inspect-1.0
+
+# Export MKL environment variables: 
+ENV MKL_INTERFACE_LAYER LP64
+ENV MKL_THREADING_LAYER SEQUENTIAL
+ENV TMPDIR /tmp
+
+ENTRYPOINT bash