aix 에서 검색및 출력 방법 문의 합니다.

$ sudo apt install xml2
$ cat in.xml
<users>
        <user>
                <description>No description</description>
                <name>was</name>
                <password>was1234!</password>
                <group>Administrators</group>
        </user>
        <user>
                <description>No description</description>
                <name>oper</name>
                <password>oper1234!</password>
                <group>opergroup</group>
        </user>
        <user>
                <description>No description</description>
                <name>test</name>
                <password>test1234!</password>
                <group>testgroup</group>
        </user>
        <user>
                <description>No description</description>
                <name>dev</name>
                <password>dev1234!</password>
        </user>
</users>
 
$ cat x.sh
#!/bin/bash
 
# $1 - xml file to display
# $2 - (optional) user id to find
 
if [ ! -f "$1" ] ; then
	echo "Error: xml file not found .."
	exit 1
fi
 
if [ -n "$2" ]; then
	eval $(xml2 < $1 | grep -A 2 -B 1 "/name=$2" | sed 's|/users/user/||g' | sed 's/=\(.*\)$/="\1"/g')
	[ -n "$name" ] && echo "$name|$password|$group|$description" || echo "not found .."
else
	xml2 < $1 | sed 's/=\(.*\)$/="\1"/g' | sed -z 's/\n\([a-z/]\+\)=/;\1=/g' | sed 's|/users/user[;/]||g' | \
	while read -r line; do
		unset name password group description
		eval $line
		[ -n "$name" ] && echo "$name|$password|$group|$description"
	done
fi
 
exit 0
 
 
$ bash x.sh in.xml
was|was1234!|Administrators|No description
oper|oper1234!|opergroup|No description
test|test1234!|testgroup|No description
dev|dev1234!||No description
$ bash x.sh in.xml was
was|was1234!|Administrators|No description
$ bash x.sh in.xml nouser
not found ..
$ bash x.sh in.xml | grep '^test|'
test|test1234!|testgroup|No description