name: Cleanup ccache

on:
  schedule:
    - cron: "0 18 * * *" # Daily at 02:00 UTC+8
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}
  cancel-in-progress: true

env:
  TASK: cleanup-ccache-nightly
  no_proxy: "bcebos.com,apiin.im.baidu.com,gitee.com,aliyun.com,.baidu.com,.tuna.tsinghua.edu.cn"

defaults:
  run:
    shell: bash

jobs:
  cleanup-ccache:
    name: Cleanup L2 ccache
    if: github.repository == 'PaddlePaddle/Paddle'
    runs-on:
      group: GZ_BD-CPU

    steps:
      - name: Launch container
        env:
          work_dir: /paddle
          PADDLE_ROOT: /paddle
          CCACHE_MAXSIZE: 50G
          CCACHE_LIMIT_MULTIPLE: 0.8
          CCACHE_DIR: "/home/data/shared/.ccache/l1" # L1 cache on machine shared dir
          CCACHE_SECONDARY_STORAGE: "file:///home/data/cfs/.ccache/l2" # L2 cache on cfs
        run: |
          set -x
          container_name=${TASK}-$(date +%s)
          echo "container_name=${container_name}" >> ${{ github.env }}
          docker_image=ccr-2vdh3abv-pub.cnc.bj.baidubce.com/paddlepaddle/paddle:cuda129-coverage-test
          docker run -d -t --name ${container_name} \
            -v "/home/data/cfs:/home/data/cfs" \
            -v "/home/data/cfs/.cache:/root/.cache" \
            -v "/home/data/shared:/home/data/shared" \
            -v "/dev/shm:/dev/shm" \
            -v "${{ github.workspace }}/../../..:${{ github.workspace }}/../../.." \
            -v ${{ github.workspace }}:/paddle \
            -e work_dir \
            -e PADDLE_ROOT \
            -e GITHUB_ENV \
            -e CACHE_DIR \
            -e CCACHE_DIR \
            -e CCACHE_SECONDARY_STORAGE \
            -e CCACHE_MAXSIZE \
            -e CCACHE_LIMIT_MULTIPLE \
            -e no_proxy \
            -w /paddle --network host ${docker_image}

      - name: Cleanup L2 ccache in CFS
        run: |
          docker exec -t ${container_name} bash -c '
            CFS_CCACHE_DIR="${CCACHE_SECONDARY_STORAGE#file://}"
            ccache --trim-dir ${CFS_CCACHE_DIR} --trim-max-size 500G
          '

      - name: Terminate and delete the container
        if: always()
        run: |
          set +e
          docker exec -t ${{ env.container_name }} /bin/bash -c 'rm -rf * .[^.]*'
          docker stop ${{ env.container_name }}
          docker rm ${{ env.container_name }}