Add a gitlab-ci configuration that builds bios/native/efi grub2pxe our way.

.gitlab-ci.yml

+stages:
+  - build
+  - deploy
+
+emulab-grub2-x86:
+  stage: build
+  image: gitlab.flux.utah.edu:4567/emulab/emulab-grub2/u16-grub2-builder:latest
+  script:
+  - mkdir -p $CI_JOB_NAME-$CI_COMMIT_REF_NAME/tftpboot
+  - ./autogen.sh
+  - ./configure && make && make install
+  - grub-mknetdir --net-directory=/tftpboot --subdir=grub2.0
+  - grub-mknetdir --net-directory=/tftpboot --subdir=grub2pxe-bios-vga
+  - grub-mknetdir --net-directory=/tftpboot --subdir=grub2pxe-bios-sio1
+  - grub-mknetdir --net-directory=/tftpboot --subdir=grub2pxe-bios-sio2
+  - grub-mknetdir --net-directory=/tftpboot --subdir=grub2pxe-native-vga
+  - grub-mknetdir --net-directory=/tftpboot --subdir=grub2pxe-native-sio1
+  - grub-mknetdir --net-directory=/tftpboot --subdir=grub2pxe-native-sio2
+  - make clean
+  - ./configure --with-platform=efi --target=x86_64 && make && make install
+  - grub-mknetdir --net-directory=/tftpboot -d /usr/local/lib/grub/x86_64-efi --subdir=grub2.0
+  - grub-mknetdir --net-directory=/tftpboot --subdir=grub2pxe-efi-vga
+  - grub-mknetdir --net-directory=/tftpboot --subdir=grub2pxe-efi-sio1
+  - grub-mknetdir --net-directory=/tftpboot --subdir=grub2pxe-efi-sio2
+  - for tdir in /tftpboot/grub2pxe-{bios,native}-* ; do cp -p $tdir/i386-pc/core.0 $tdir/grub2pxe ; rm -rf $tdir/{i386-pc,fonts,locale} ; cd $tdir && ln -s ../grub2.0/locale . && ln -s ../grub2.0/i386-pc . && ln -s ../grub2.0/fonts . ; done
+  - for tdir in /tftpboot/grub2pxe-efi-* ; do cp -p $tdir/x86_64-efi/core.0 $tdir/grub2pxe ; rm -rf $tdir/{x86_64-efi,fonts,locale} ; cd $tdir && ln -s ../grub2.0/locale . && ln -s ../grub2.0/x86_64-efi . && ln -s ../grub2.0/fonts . ; done
+  - for tdir in /tftpboot/grub2pxe* ; do cp -p emulab/grub.cfg $tdir ; btype=`basename $tdir | cut -d- -f2` ; ctype=`basename $tdir | cut -d- -f3` ; ntype=pxe ; if [ $ctype = "efi" ]; then ntype=efi ; fi ; echo $btype $ctype $ntype ; sed -ie  "s/^set console=.*$/set console=$ctype/" $tdir/grub.cfg ; sed -ie  "s/^set diskdrivers=.*$/set diskdrivers=$btype/" $tdir/grub.cfg ; sed -ie  "s/^set netdrivers=.*$/set netdrivers=$ntype/" $tdir/grub.cfg ; done
+  - rsync -a /tftpboot/ $CI_JOB_NAME-$CI_COMMIT_REF_NAME/tftpboot/
+  artifacts:
+    paths:
+    - $CI_JOB_NAME-$CI_COMMIT_REF_NAME
+  only:
+  - master
+
+.deploy_template:
+  stage: deploy
+  image: gitlab.flux.utah.edu:4567/emulab/emulab-grub2/u16-grub2-builder:latest
+  variables:
+    GIT_STRATEGY: none
+  dependencies:
+   - emulab-grub2-x86
+  before_script:
+  - eval $(ssh-agent -s)
+  - echo "$GRUB_UPLOAD_PRIVKEY" | tr -d '\r' | ssh-add - >/dev/null
+  - mkdir -p ~/.ssh
+  - chmod 700 ~/.ssh
+  only:
+  - master
+
+deploy_testing:
+  extends: .deploy_template
+  script:
+  - echo 'put ./emulab-grub2-x86-master' | sftp -o StrictHostKeyChecking=no -r $MFS_UPLOAD_USER@$MFS_UPLOAD_HOST:$GRUB_TESTING_DIR
+  environment:
+    name: testing
+
+deploy_production:
+  extends: .deploy_template
+  script:
+    - echo 'put ./emulab-grub2-x86-master' | sftp -o StrictHostKeyChecking=no -r $MFS_UPLOAD_USER@$MFS_UPLOAD_HOST:$GRUB_PROD_DIR
+  environment:
+    name: production
+  when: manual