linux sshd权限问题

sshd 为加密登录,因此有安全方面的要求,权限是不可能对全部的用户开放.因此g和o用户权限为r
Starting sshd:/var/empty/sshd must be owned by root and not group or world-writable.
                                                            [FAILED]
这个是权限的问题
可采起如下两步解决
chown   -R   root:root    /var/empty/sshd
chmod 744 /var/empty/sshd
service sshd restart
就能够解决上述的问题
在机器上直接登陆,问题显示以下:
  /var/empty/sshd must be owned by root and not group or world-writable.
  问题:
  Linux上的SSH没法启动
  报告/var/empty/sshd must be owned by root and not group or world-writable.
  解决办法:
  首先经过物理终端进入到linux上,手工检查ssh发现没运行
  -bash-2.05b# /etc/init.d/sshd status
  sshd is stopped
  手工启动服务,发现报告权限错误。
  -bash-2.05b# /etc/init.d/sshd start
  Starting sshd:/var/empty/sshd must be owned by root and not group or world-writable.
  [FAILED]
  -bash-2.05b#
  使用rpm -V 命令可检查到ssh的软件包正常,但某个目录的属主错误。
  -bash-2.05b# rpm -V openssh-server
  S.5..... c /etc/ssh/sshd_config
  .....U.. /var/empty/sshd
  -bash-2.05b#
  经查看发现这个目录的属主不是root,因此启动ssh报错
  -bash-2.05b# ls -ld /var/empty/sshd/
  d--x--x--x 2 vu00106 root 1024 Feb 2 2005 /var/empty/sshd/
  -bash-2.05b#
  修改成root属主,启动成功
  -bash-2.05b# chown root /var/empty/sshd/
  -bash-2.05b# /etc/init.d/sshd start
  Starting sshd: [ OK ]
  -bash-2.05b#
  至此问题修复。
  另外,还能够尝试:
  这个是权限的问题
  可采起如下两步解决
  chown -R root.root /var/empty/sshd
  chmod 744 /var/empty/sshd
  service sshd restart
  就能够解决上述的问题。
Linux下Sshd服务 Starting Sshd:/Var/Empty/Sshd Must Be Owned By Root And Not Group Or World-Writable
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