ci_run_scm_ufs_replay.yml

name: CI test to create SCM UFS-replay cases from UWM regression tests

on: [pull_request,workflow_dispatch]

jobs:
  run_scm_ufs_replay:

    # The type of runner that the job will run on
    runs-on: ubuntu-22.04
    defaults:
      run:
        shell: bash -el {0}

    # Environmental variables
    env:
      dir_rt_cache: /home/runner/ufs_rts
      SCM_ROOT:     ${{ github.workspace }}

    steps:

    #######################################################################################
    # Checkout SCM code, setup python.
    #######################################################################################

    - name: Checkout SCM.
      uses: actions/checkout@v4

    - name: Initialize SCM submodules.
      run: git submodule update --init --recursive

    - name: Update system packages.
      run: sudo apt-get update

    - name: Cache conda
      uses: actions/cache@v4
      with:
        path: ~/conda_pkgs_dir
        key: conda-pkgs

    - name: Setup python.
      uses: conda-incubator/setup-miniconda@v3
      with:
        activate-environment: env_ufsreplay
        environment-file: environment-ufsreplay.yml
        use-only-tar-bz2: true
        auto-activate-base: true
        auto-update-conda: true

    #######################################################################################
    # Create UFS-replay case for SCM using UWM Regression Tests
    #######################################################################################

    - name: Cache UWM regression test output.
      uses: actions/cache@v4
      with:
        path: ${dir_rt_cache}
        key: ufs-rt-files

    - name: Download UWM regression test output from NCAR-DTC FTP site, if not cached.
      run: |
        if test ! -d "${dir_rt_cache}"; then
          mkdir -p ${dir_rt_cache} && cd ${dir_rt_cache}
          wget -q ftp://ftp.rap.ucar.edu:/pub/ccpp-scm/ufs_rts_scmreplay_ci.tar
          tar -xvf ufs_rts_scmreplay_ci.tar
          ls ${dir_rt_cache}
        fi

    - name: Create UFS-replay case.
      run: |
        cd ${SCM_ROOT}/scm/etc/scripts/
        ./UFS_forcing_ensemble_generator.py -d ${dir_rt_cache}/ --C_RES 192 -dt 360  -n control_c192 -lons 300 -lats 34 -sc

    #######################################################################################
    # Done
    #######################################################################################