# 类型
# UBUNTU
# 基础
# 下载命令
apt-get ....
# 启动ssh
生成ssh key
root@f031e62c7661:/var/run/sshd### ssh-keygen -t rsa
Generating public/private rsa key pair.
Enter file in which to save the key (/root/.ssh/id_rsa):
Created directory '/root/.ssh'.
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /root/.ssh/id_rsa.
Your public key has been saved in /root/.ssh/id_rsa.pub.
The key fingerprint is:
SHA256:YsGovhoCRsWf+JECJKkt8TrEYKi7HyRXIIukj6r2zoA root@f031e62c7661
The key's randomart image is:
+---[RSA 2048]----+
|=+o. |
|X=.o o |
|X=. = = |
|==o= = . |
|=== o + S |
|O= o . |
|E+o |
|+ooo |
|+o=+ |
+----[SHA256]-----+
注意：
[fsmythe@example.com ~]$ /usr/bin/ssh-keygen -t dsa
Generating public/private dsa key pair.
Enter file in which to save the key (/home/fsmythe/.ssh/id_dsa):
Enter passphrase (empty for no passphrase): ****** (Enter 'mypassword')
Enter same passphrase again: ****** (Enter 'mypassword')
Your identification has been saved in /home/fsmythe/.ssh/id_dsa.
Your public key has been saved in /home/fsmythe/.ssh/id_dsa.pub.
The key fingerprint is:
33:af:35💿58:9c:11:91:0f:4a:0c:3a:d8:1f:0e:e6 fsmythe@example.com
# 修改sshd-config允许root登陆
sed -i 's+PermitRootLogin prohibit-password+PermitRootLogin yes' /etc/ssh/sshd-config
https://www.vediotalk.com/archives/606
# ubuntu无脑操作直接开放root快速操作
sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin yes/g' /etc/ssh/sshd_config
sed -i 's/PermitRootLogin prohibit-password/PermitRootLogin yes/g' /etc/ssh/sshd_config
service ssh restart
# 进入ubuntu命令
docker exec -it f031e62c7661 /bin/bash
# 启动sshd命令
/usr/sbin/sshd -D &
或
service ssh start
# linux ssh连接本机
查看sshd启动状态：
service ssh status
否时，sshd启动命令
service ssh start
ssh连接
ssh root@127.0.0.1 -p 22
# 宿主机连接linux
ssh root@172.17.179.49 -p 10022
ssh root@172.17.0.2 -p 10022
ssh root@127.0.0.1 -p 10022
# ubuntu安装ssh
https://www.cnblogs.com/jie-fang/p/7928406.html
重要
https://www.cnblogs.com/gavin-guo/p/11461577.html
https://blog.csdn.net/weixin_33691598/article/details/92134075
# ubuntu安装防火墙
https://www.cnblogs.com/xwgcxk/p/10820518.html
# 问题
# docker的ubuntu镜像无ifconfig和ping netstat命令
apt-get update
apt-get install net-tools
apt-get install iputils-ping
参考：
https://www.cnblogs.com/jifeng/p/9397304.html
# docker apt-get update一直报错
https://blog.csdn.net/qq_29422251/article/details/78488647
# ssh免密登录-permission deny(publickey,password)
- id_rsa.pub复制到authorized_keys(新文件)
- chmod -R 600 /root/.ssh
# 解决Ubuntu的SSH自动断线问题
https://www.jianshu.com/p/f8d9f28b830e
https://www.cnblogs.com/daxin/p/5603837.html
https://blog.csdn.net/qq_21405949/article/details/52539686
# Ubuntu下"sshd:unrecognized service"
https://blog.csdn.net/u013015629/article/details/70045809
# iptables v1.6.1: can't initialize iptables table `filter': Permission denied (you must be root)
docker run -ti --privileged ubuntu:latest
docker run -ti --privileged zen_wozniak
参考：
https://blog.csdn.net/Magic_Ninja/article/details/88432140
# ssh_exchange_identification:read connection reset by peer
https://www.cnblogs.com/taoquns/p/9590960.html
# CENTOS
# 基础
# 实时监控日志
tail -f laravel.log
该条命令会输入laravel.log的变化，实现时时监控的目的
# 问题
# -bash: lsof: command not found
解决：
yum install lsof
参考：
https://blog.csdn.net/cryhelyxx/article/details/43228423
# -bash: netstat: command not found
yum install net-tools
参考：
https://blog.csdn.net/slovyz/article/details/50386240