shell 解析json

data='{"codeNo": 200, "message": "success", "data": {"status": 1, "build_date": "20201105", "update_time": "2020-11-05 18:14:14", "product": "polardb80", "id": 148, "commit_id": "c7552a8eedbc1d485d1132e6af26843988297be9", "branch": "master-2.0", "build_type": "localdisk_release"}}'

codeNo=`echo $data |grep -Po 'codeNo[" :]+\K[^"]+'`
echo $codeNo
commit_id=`echo $data |grep -Po 'commit_id[" :]+\K[^"]+'`
echo $commit_id