ipk 파일 풀기

$ ar -x <ipkfile>

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ipk 파일 구성 내용

data.tar.xz
control.tar.gz
debian-binary

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control.tar.gz

control파일

Package: libubootenv0
Version: 0.3.2-r0
Description: U-Boot libraries and tools to access environment
 This package contains tools and libraries to read and modify U-Boot
 environment. It provides a hardware-independent replacement for
 fw_printenv/setenv utilities provided by U-Boot                                         
Section: libs
Priority: optional
Maintainer: Name <E-mail>
License: LGPL-2.1
Architecture: raspberrypi4_64
OE: libubootenv
Homepage: https://github.com/sbabic/libubootenv
Depends: libc6 (>= 2.31+git0+3ef8be9b89), libz1 (>= 1.2.11)
Provides: libubootenv
Source: libubootenv_0.3.2.bb      

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preinst

• preinst: install 이전 실행되어야할 스크립트
  
• lock, run 등을 제거한다.

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postinst

• postinst: install 이후 실행되어야할 스크립트
  
  
• systemctl, ldconfig실행

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list

/설치된파일경로	

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conffiles

/conffile경로
e.g.,
/etc/pkg.conf

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prerm

• prerm: remove 전에 실행되어야할 스크립트
  

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postrm

• postrm: remove 후에 실행되어야할 스크립트
  
  

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opkg/alternatives

•