在oozie中使用正则表达式检查文件名格式

<workflow-app xmlns="uri:oozie:workflow:0.5" name="regex-example">
    <start to="check-file-name"/>
    <action name="check-file-name">
        <shell xmlns="uri:oozie:shell-action:0.3">
            <job-tracker>${jobTracker}</job-tracker>
            <name-node>${nameNode}</name-node>
            <exec>check_file_name.sh</exec>
            <file>check_file_name.sh#check_file_name.sh</file>
            <capture-output/>
        </shell>
        <ok to="end"/>
        <error to="fail"/>
    </action>
    <kill name="fail">
        <message>File name format is not valid!</message>
    </kill>
    <end name="end"/>
</workflow-app>

#!/bin/bash

file_name=$1

# 定义正则表达式
regex="^[A-Za-z0-9_]+\.(txt|csv)$"

# 使用grep命令进行匹配
if echo "$file_name" | grep -qE "$regex"; then
    echo "File name format is valid!"
    exit 0
else
    echo "File name format is not valid!"
    exit 1
fi