1.添加用户组 hadoop
addgroup hadoop
2.创建用户并将其添加到刚才创建到hadoop组中
$ adduser --ingroup hadoop hadoop
3.编辑 /etc/sudoers
#
# This file MUST be edited with the "visudo" command as root.
#
# Please consider adding local content in /etc/sudoers.d/ instead of
# directly modifying this file.
#
# See the man page for details on how to write a sudoers file.
#
Defaults env_reset
Defaults mail_badpass
Defaults secure_path="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
# Host alias specification
# User alias specification
# Cmnd alias specification
# User privilege specification
root ALL=(ALL:ALL) ALL
# Members of the admin group may gain root privileges
%admin ALL=(ALL) ALL
# 添加这行, 为hadoop添加sudo权限
hadoop ALL=NOPASSWD: ALL
# Allow members of group sudo to execute any command
%sudo ALL=(ALL:ALL) ALL
# See sudoers(5) for more information on "#include" directives:
#includedir /etc/sudoers.d
【ubuntu添加环境变量】Ubuntu系统给用户添加sudo权限的方法
http://m.bbyears.com/caozuoxitong/108422.html
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