usage: sudo -l[l] [-AknS] [-g groupname|#gid] [-p prompt] [-U user name] [-u user name|#uid] [-g groupname|#gid] [command] usage: sudo [-AbEHknPS] [-r role] [-t type] [-C fd] [-g groupname|#gid] [-p prompt] [-u user name|#uid] [-g groupname|#gid] [VA...
方法/步骤 1 Linux系统的修改权限与默认权限，它都是针对用户对于目录或文件的一些权限控制，那么其实真正从安全性角度上来考虑的话，是要控制用户一定执行命令的权限，也就是哪些用户可以执行哪些命令，不可以执行哪些命令，因此也就有了sudo这个应用对于sudo提权，也就是修改/etc/sudoers的配置文件[root@Centos ~]# ...
1. Basic Usage In the following example, sysadmin has allowed user john to restart apache server. Now, john can restart the apache from his account itself by using “sudo” followed by the command to restart the apache as shown below. Before executing the apache restart command, sudo will p...
usage:sudo[-AbEHknPS] [-r role] [-ttype] [-C num] [-g group] [-h host] [-p prompt] [-Ttimeout] [-u user] [VAR=value] [-i|-s] [<command>] usage:sudo-e [-AknS] [-r role] [-ttype] [-C num] [-g group] [-h host] [-p prompt] [-Ttimeout] [-u user] fil...
-t, --type=type 以指定的类型创建 SELinux 安全环境 -T, --command-timeout=timeout 在达到指定时间限制后终止命令 -U, --other-user=user 在列表模式中显示用户的权限 -u, --user=user 以指定用户或 ID 运行命令(或编辑文件) -V, --version 显示版本信息并退出 ...
usage: sudo -e [-AknS] [-r role] [-t type] [-C num] [-g group] [-h host] [-p prompt] [-T timeout] [-u user] file ... Options: -A, --askpass use a helper program for password prompting -b, --background run command in the background ...
8. Conclusion To summarize, we discussed thesudocommand in Linux. We demonstrated how to use it and presented some common usage examples. Finally, we compared thesudoandsucommands and explained when we might choose one over the other.
Linux命令(17)——su与sudo命令 命令2.1简介 sudo可以用指定的用户身份执行指定的指令,而无需输入指定用户的密码,只需要输入当前用户的密码。...2.2格式 sudo [选项] [参数] sudo常见用法,以指定用户身份执行命令: sudo –u [username] [command] 2.3命令选项 -A:通常sudo需要密码,它目前终端读取...-H(Home...
基本语法: $ sudo [-u username] [command] -u:将身份变成username的身份 #编辑/etc/sudoers (注意,这里使用 visudo 而不是 vi 来设置...This setting should also be # changed in order to be abl...
#include <stdio.h>#include <stdlib.h>#include <unistd.h>int main(int argc, char *argv[]) {// 检查是否有命令参数if (argc < 2) {printf("Usage: %s <command>\n", argv[0]);exit(EXIT_FAILURE);}// 检查是否是root用户if (geteuid() != 0) {printf("You need root privileges to run...