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unscd: Added unscd 0.33 - A reliable replacement for Glibc's nscd

early
Alejandro Mery 16 years ago
parent
commit
5635f7273a
  1. 16
      base/unscd/unscd.cache
  2. 26
      base/unscd/unscd.conf
  3. 53
      base/unscd/unscd.desc

16
base/unscd/unscd.cache

@ -0,0 +1,16 @@
[TIMESTAMP] 1217526813 Thu Jul 31 13:53:33 2008
[BUILDTIME] 0 (5)
[SIZE] 0.04 MB, 8 files
[DEP] bash
[DEP] binutils
[DEP] coreutils
[DEP] diffutils
[DEP] fhs
[DEP] findutils
[DEP] gawk
[DEP] gcc
[DEP] glibc
[DEP] grep
[DEP] sed

26
base/unscd/unscd.conf

@ -0,0 +1,26 @@
# --- SDE-COPYRIGHT-NOTE-BEGIN ---
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
#
# Filename: package/.../unscd/unscd.conf
# Copyright (C) 2008 The OpenSDE Project
#
# More information can be found in the files COPYING and README.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License. A copy of the
# GNU General Public License can be found in the file COPYING.
# --- SDE-COPYRIGHT-NOTE-END ---
srctar=none
makeopt=
makeinstopt=
unscd_make()
{
local source=$( match_source_file -p $pkg )
$CC -Os -o $pkg "$source"
}
hook_add premake 5 'unscd_make'
hook_add postmake 5 'cp -v $pkg $root$sbindir/'

53
base/unscd/unscd.desc

@ -0,0 +1,53 @@
[COPY] --- SDE-COPYRIGHT-NOTE-BEGIN ---
[COPY] This copyright note is auto-generated by ./scripts/Create-CopyPatch.
[COPY]
[COPY] Filename: package/.../unscd/unscd.desc
[COPY] Copyright (C) 2008 The OpenSDE Project
[COPY]
[COPY] More information can be found in the files COPYING and README.
[COPY]
[COPY] This program is free software; you can redistribute it and/or modify
[COPY] it under the terms of the GNU General Public License as published by
[COPY] the Free Software Foundation; version 2 of the License. A copy of the
[COPY] GNU General Public License can be found in the file COPYING.
[COPY] --- SDE-COPYRIGHT-NOTE-END ---
[I] A reliable replacement for Glibc's nscd
[T] Nscd is a daemon that provides a cache for the most common name service
[T] requests.
[T]
[T] As designed, nscd is a multithreaded program which calls NSS libraries.
[T] These libraries are not part of libc, they may be provided
[T] by third-party projects (samba, ldap, you name it).
[T] Thus nscd cannot be sure that libraries it calls do not have memory
[T] or file descriptor leaks and other bugs.
[T]
[T] Since nscd is multithreaded program with single shared cache,
[T] any resource leak in any NSS library has cumulative effect.
[T] Even if an NSS library leaks a file descriptor 0.01% of the time,
[T] this will make nscd crash or hang after some time.
[T]
[T] Of course bugs in NSS .so modules should be fixed, but meanwhile
[T] we do want nscd which does not crash or lock up.
[T]
[T] unscd is a single-threaded server process which offloads all NSS
[T] lookups to worker children (not threads, but fully independent
[T] processes). Cache hits are handled by parent. Only cache misses
[T] start worker children. This design is immune against resource leaks
[T] and hangs in NSS libraries. It is also many times smaller and it
[T] emulates glibc nscd pretty closely.
[U] http://busybox.net/~vda/unscd
[A] Denys Vlasenko <vda@busybox.net>
[M] Alejandro Mery <amery@opensde.org>
[C] extra/tool
[L] GPL
[S] Stable
[V] 0.33
[P] X -----5---9 800.000
[D] 1227523892 nscd-0.33.c http://busybox.net/~vda/unscd/
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