1、openspeedtest测速docker pull openspeedtest/latest
docker run --restart=unless-stopped --name openspeedtest -d -p 3000:3000 -p 3001:3001 openspeedtest/latest
2、访问
http://IP:3000
1、openspeedtest测速docker pull openspeedtest/latest
docker run --restart=unless-stopped --name openspeedtest -d -p 3000:3000 -p 3001:3001 openspeedtest/latest
2、访问
http://IP:3000
nginx.conf配置:
继续阅读nginx代理http和https1、下载安装脚本wget https://github.com/XTLS/Xray-install/raw/main/install-release.sh
2、执行脚本chmod +x install-release.sh
./install-release.sh
一、容器的生命周期实践
1、什么是容器
容器类似胶囊公寓,它是一个精简版的操作系统,一般容器中只运行一个应用
2、容器是怎么来的
通过镜像创建容器,就是通过docker run命令创建的
3、容器有什么作用
容器起到了隔离的作用,独享空间、网络等等
4、常用命令docker run --help
docker ps
docker stop 容器ID
docker start 容器ID
docker kill 容器ID
docker restart 容器ID
docker rm 容器ID
docker rm -f 容器ID
一、docker镜像分层结构
最底层是一个base层,也即是一个操作系统层。它还会从base一层层的叠加生成
二、什么是层层叠加?
例如,安装一个软件,它就会在base层的基础上追加一层。它的好处就是资源共享
三、加速器的配置
1、计算时间time docker pull nginx
2、创建或修改/etc/docker/daemon.json
添加:
{
"registry-mirrors": [
"https://registry.docker-cn.com",
"http://hub-mirror.c.163.com",
"https://docker.mirrors.ustc.edu.cn"
]
}
继续阅读docker学习(12)—docker镜像/仓库管理 1、podman
(1)podman没有守护进程
(2)非root账户可以使用podman
(3)兼容docker镜像
(4)用法是和docker一致,只需要将命令中的docker更改为podman即可
2、安装yum install podman
3、配置文件路径/etc/containers
(1)配置容器仓库:/etc/containers/registries.conf[registries.search]
registries = ['registry.access.redhat.com', 'registry.redhat.io', 'docker.io']
(2)配置镜像存储路径:/etc/containers/storage.confgraphroot = "/var/lib/containers/storage"
1、CentOS8官方更新源都关闭了,导致yum、dnf命令用不了。本来想升级到CentOS Stream 8,更新源不能用,安装不了centos-stream-repos包,而不安装centos-stream-repos又升级不了CentOS Stream,陷入死循环。。。
2、于是转投RockyLinux,在用脚本升级到RockyLinux看到还保留了一个地址:
https://dl.rockylinux.org/vault/centos/8.5.2111/
可以从这里安装需要的软件包,从而可以正常升级到CentOS Stream 8
3、升级RockyLinux脚本下载地址:
https://github.com/rocky-linux/rocky-tools/tree/main/migrate2rocky
4、CentOS Vault
https://vault.centos.org
今天更新系统时报错:
Error: Package: 1:nginx-mod-http-perl-1.20.1-9.el7.x86_64 (@epel)
Requires: nginx(abi) = 1.20.1
Removing: 1:nginx-1.20.1-9.el7.x86_64 (@epel)
nginx(abi) = 1.20.1
Updated By: 1:nginx-1.20.2-1.el7.ngx.x86_64 (nginx)
Not found
Error: Package: 1:nginx-mod-stream-1.20.1-9.el7.x86_64 (@epel)
Requires: nginx(abi) = 1.20.1
Removing: 1:nginx-1.20.1-9.el7.x86_64 (@epel)
nginx(abi) = 1.20.1
Updated By: 1:nginx-1.20.2-1.el7.ngx.x86_64 (nginx)
Not found
Error: Package: 1:nginx-mod-mail-1.20.1-9.el7.x86_64 (@epel)
Requires: nginx(abi) = 1.20.1
Removing: 1:nginx-1.20.1-9.el7.x86_64 (@epel)
nginx(abi) = 1.20.1
Updated By: 1:nginx-1.20.2-1.el7.ngx.x86_64 (nginx)
Not found
Error: Package: 1:nginx-mod-http-image-filter-1.20.1-9.el7.x86_64 (@epel)
Requires: nginx(abi) = 1.20.1
Removing: 1:nginx-1.20.1-9.el7.x86_64 (@epel)
nginx(abi) = 1.20.1
Updated By: 1:nginx-1.20.2-1.el7.ngx.x86_64 (nginx)
Not found
Error: Package: 1:nginx-mod-http-xslt-filter-1.20.1-9.el7.x86_64 (@epel)
Requires: nginx(abi) = 1.20.1
Removing: 1:nginx-1.20.1-9.el7.x86_64 (@epel)
nginx(abi) = 1.20.1
Updated By: 1:nginx-1.20.2-1.el7.ngx.x86_64 (nginx)
Not found
You could try using --skip-broken to work around the problem
You could try running: rpm -Va --nofiles --nodigest
感觉是epel源和nginx源有冲突,所以可以更新时先排除nginx这个软件包
yum update -x {package-name}
1、依赖包yum install gcc gcc-c++ autoconf automake make pcre pcre-devel zlib zlib-devel
2、编译
下载nginx源代码包,解压后编译./configure --prefix=/appserver/nginx
make && make install
3、建立配置文件
cd /appserver/nginx
mkdir include
vi proxy.conf
输入:
upstream proxy_tomcat {
server 192.168.52.9:8080;
}
server {
location /tomcat/ {
proxy_pass http://proxy_tomcat/;
proxy_redirect off;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
client_max_body_size 10m;
client_body_buffer_size 128k;
proxy_connect_timeout 300;
proxy_send_timeout 300;
proxy_read_timeout 300;
proxy_buffer_size 4k;
proxy_buffers 4 32k;
proxy_busy_buffers_size 64k;
proxy_temp_file_write_size 64k;
}
location /okfep/ {
proxy_pass http://proxy_tomcat/okfep;
proxy_redirect off;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
client_max_body_size 10m;
client_body_buffer_size 128k;
proxy_connect_timeout 300;
proxy_send_timeout 300;
proxy_read_timeout 300;
proxy_buffer_size 4k;
proxy_buffers 4 32k;
proxy_busy_buffers_size 64k;
proxy_temp_file_write_size 64k;
}
}
4、nginx.conf添加include
http {
include ../include/*.conf;
include mime.types;
default_type application/octet-stream;
......
}
5、nginx.conf修改nginx启动用户
......
user root;
worker_processes 1;
......
1、镜像的区别
management:带管理页面的
alpine:基于Alpine Linux制作的镜像
所以我们要选择带管理页面的版本
2、拉取镜像docker pull rabbitmq:3.8-management
3、启动命令
建立配置目录、数据目录、日志目录mkdir -p /data/rabbitmq/etc
mkdir -p /data/rabbitmq/lib
mkdir -p /data/rabbitmq/log
设置权限chmod 777 /data/rabbitmq/etc
chmod 777 /data/rabbitmq/lib
chmod 777 /data/rabbitmq/log
否则容器启动报错:touch: cannot touch '/etc/rabbitmq/rabbitmq.conf': Permission denied