From 25f9630cf536fd6c3ae05c0cce9f1bc8842fcc01 Mon Sep 17 00:00:00 2001 From: jackfrued Date: Sat, 23 Jun 2018 02:32:27 +0800 Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=E4=BA=86Linux=E6=96=87?= =?UTF-8?q?=E6=A1=A3?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...15\344\275\234\347\263\273\347\273\237.md" | 91 +++++++++++++++++-- 1 file changed, 85 insertions(+), 6 deletions(-) diff --git "a/Day31-35/\347\216\251\350\275\254Linux\346\223\215\344\275\234\347\263\273\347\273\237.md" "b/Day31-35/\347\216\251\350\275\254Linux\346\223\215\344\275\234\347\263\273\347\273\237.md" index 3fc666f..ca43856 100644 --- "a/Day31-35/\347\216\251\350\275\254Linux\346\223\215\344\275\234\347\263\273\347\273\237.md" +++ "b/Day31-35/\347\216\251\350\275\254Linux\346\223\215\344\275\234\347\263\273\347\273\237.md" @@ -968,11 +968,45 @@ build environment: ### 配置服务 1. 启动服务。 + + ```Shell + + [root@iZwz97tbgo9lkabnat2lo8Z ~]# systemctl start firewalld + ``` + 2. 终止服务。 + + ```Shell + + [root@iZwz97tbgo9lkabnat2lo8Z ~]# systemctl stop firewalld + ``` + 3. 重启服务。 + + ```Shell + + [root@iZwz97tbgo9lkabnat2lo8Z ~]# systemctl restart firewalld + ``` + 4. 查看服务。 + + ```Shell + + [root@iZwz97tbgo9lkabnat2lo8Z ~]# systemctl status firewalld + ``` + 5. 设置是否开机自启。 + ```Shell + + [root@iZwz97tbgo9lkabnat2lo8Z ~]# systemctl enable firewalld + Created symlink from /etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service to /usr/lib/systemd/system/firewalld.service. + Created symlink from /etc/systemd/system/multi-user.target.wants/firewalld.service to /usr/lib/systemd/system/firewalld.service. + [root@iZwz97tbgo9lkabnat2lo8Z ~]# systemctl disable firewalld + Removed symlink /etc/systemd/system/multi-user.target.wants/firewalld.service. + Removed symlink /etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service. + ``` + ### 计划任务 1. **crontab**命令。 @@ -989,44 +1023,89 @@ build environment: ```Shell - + [root@iZwz97tbgo9lkabnat2lo8Z ~]# ifconfig eth0 + eth0: flags=4163 mtu 1500 + inet 172.18.61.250 netmask 255.255.240.0 broadcast 172.18.63.255 + ether 00:16:3e:02:b6:46 txqueuelen 1000 (Ethernet) + RX packets 1067841 bytes 1296732947 (1.2 GiB) + RX errors 0 dropped 0 overruns 0 frame 0 + TX packets 409912 bytes 43569163 (41.5 MiB) + TX errors 0 dropped 0 overruns 0 carrier 0 collisions ``` 3. 显示/操作网络配置（新） - **ip**。 ```Shell - + [root@iZwz97tbgo9lkabnat2lo8Z ~]# ip address + 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1 + link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 + inet 127.0.0.1/8 scope host lo + valid_lft forever preferred_lft forever + 2: eth0: mtu 1500 qdisc pfifo_fast state UP qlen 1000 + link/ether 00:16:3e:02:b6:46 brd ff:ff:ff:ff:ff:ff + inet 172.18.61.250/20 brd 172.18.63.255 scope global eth0 + valid_lft forever preferred_lft forever ``` 4. 网络可达性检查 - **ping**。 ```Shell - + [root@iZwz97tbgo9lkabnat2lo8Z ~]# ping www.baidu.com -c 3 + PING www.a.shifen.com (220.181.111.188) 56(84) bytes of data. + 64 bytes from 220.181.111.188 (220.181.111.188): icmp_seq=1 ttl=51 time=36.3 ms + 64 bytes from 220.181.111.188 (220.181.111.188): icmp_seq=2 ttl=51 time=36.4 ms + 64 bytes from 220.181.111.188 (220.181.111.188): icmp_seq=3 ttl=51 time=36.4 ms + --- www.a.shifen.com ping statistics --- + 3 packets transmitted, 3 received, 0% packet loss, time 2002ms + rtt min/avg/max/mdev = 36.392/36.406/36.427/0.156 ms ``` 5. 查看网络服务和端口 - **netstat**。 ```Shell - + [root@iZwz97tbgo9lkabnat2lo8Z ~]# netstat -nap | grep nginx ``` 6. 安全文件拷贝 - **scp**。 ```Shell - + [root@iZwz97tbgo9lkabnat2lo8Z ~]# scp root@1.2.3.4:/root/guido.jpg hellokitty@4.3.2.1:/home/hellokitty/pic.jpg ``` 7. 安全文件传输 - **sftp**。 ```Shell - + [root@iZwz97tbgo9lkabnat2lo8Z ~]# sftp root@120.77.222.217 + root@120.77.222.217's password: + Connected to 120.77.222.217. + sftp> ``` + - `help`：显示帮助信息。 + + - `ls`/`lls`：显示远端/本地目录列表。 + + - `cd`/`lcd`：切换远端/本地路径。 + + - `mkdir`/`lmkdir`：创建远端/本地目录。 + + - `pwd`/`lpwd`：显示远端/本地当前工作目录。 + + - `get`：下载文件。 + + - `put`：上传文件。 + + - `rm`：删除远端文件。 + + - `bye`/`exit`/`quit`：退出sftp。 + + + ### Shell和Shell编程 1. 通配符。 -- GitLab