ZzNnWn

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ubuntu工具箱busyboxbusybox介绍 busybox使用123# 使用(busybox + cmd)busybox telnet 10.0.0.10 80busybox route add default gw 10.0.0.220 结语祝好！

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shell Scripts同一局域网主机是否在线ping.sh脚本123456789101112131415161718#!/bin/bash# check hosts is on/Off# by rivers on 20219-23Network=$1for Host in $(seq 1 254)doping -c 1 $Network.$Host > /dev/null && result=0 || result=1if [ "$result" == 0 ];then echo -e "\033[32;1m$Network.$Host is up \033[0m" echo "$Network.$Host" >> /tmp/up.txtelse echo -e "\033[;31m$Network.$Host is down \033[0m" echo "$Network.$Host" >> /tmp/down.txtfidon ...

shell Scripts颜色与逻辑判断运算符常见逻辑判断运算符1234567891011121314-f 判断文件是否存在 eg: if [ -f filename ]；-d 判断目录是否存在 eg: if [ -d dir ]；-eq 等于，应用于整型比较 equal；-ne 不等于，应用于整型比较 not equal；-lt 小于，应用于整型比较 letter；-gt 大于，应用于整型比较 greater；-le 小于或等于，应用于整型比较；-ge 大于或等于，应用于整型比较；-a 双方都成立（and） 逻辑表达式 –a 逻辑表达式；-o 单方成立（or） 逻辑表达式 –o 逻辑表达式；-z 空字符串；-x 是否具有可执行权限|| 单方成立；&& 双方都成立表达式。 shell Scripts颜色红色 绿色 所有颜色 1234567891011121314# 红色echo -e "\033[31m IP: $ip 在ss -ant中次数是: $count \033[0m" # 绿 ...

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配置其他机器能使用ceph命令只需要两部12345# 在节点安装ceph-common，ceph-common包会提供ceph命令并在etc下创建ceph目录apt install ceph-common -y # 拷贝密钥交互文件到对应节点scp /etc/ceph/ceph.conf ceph-2:/etc/ceph/ # 将ceph.conf文件传输至对应节点scp /etc/ceph/ceph.client.admin.keyring ceph-2:/etc/ceph/ # 将密钥文件传输至对应节点 验证1234567891011121314151617[root@test ~]# ceph -s2023-06-01 11:15:02.900897 7f8d883e2700 0 -- :/42479157 >> 10.0.0.200:6789/0 pipe(0x7f8d8405d730 sd=3 :0 s=1 pgs=0 cs=0 l=1 c=0x7f8d8405d500).fault2023- ...

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