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FreeBSD 上試用 pkgng (下一代的 package 管理系統)…

Posted on October 21, 2012 by Gea-Suan Lin

pkgng 是 FreeBSD 下一代的 package 管理系統,試著改善十幾年的 package 系統。

對於 package 本身:

  • Package 支援 xz 格式 (這也是預設值),也支援原來的 gzip 與 bzip2,壓縮率比以前高很多。
  • 設定檔改用 YAML,並且增加了許多功能。這使得「手寫」package 檔案變簡單。

對於 pkgng 的管理來說:

  • 本來的 /var/db/pkg 改用 SQLite 管理,metadata 加上 index 後很多查詢的效率變好,而且也可以預期之後的工具應該會善用 trigger 連動,對於開發管理工具也會變方便。
  • pkgng 內建的 pkg 指令就有各種工具可以用,包括 upgrade 自訂自己的 PACKAGESITE。

目前還有不少工具在發展,不過常用的 portmaster 已經可以在 compile 時勾選測試了,就拿來測看看。

要注意的是,pkg 1.x 之間不保證穩定性 (相容性):

Any package metadata changes are allowed, so long as it is always possible to upgrade from pkg-1.x to pkg-1.x+1. Best efforts should be made to ensure compatibility is maintained as far as possible.

看起來還不適合上 production,不過以目前 1.x 可以先測試了…

Related Posts:

  • FreeBSD 停止支援 7.4…
  • 在 FreeBSD ports 裡用 local patch 修正問題…
  • redports.org 恢復部份功能…
  • 更新 bash-completion 的位置…
  • FreeBSD 預設的 compiler 從 GCC 換成 clang
This entry was posted in Computer, FreeBSD, OS, Software and tagged freebsd, metadata, package, pkg, pkgng, portmaster, ports, sqlite. Bookmark the permalink.
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