原文链接：RHEL7.9安装Podman4.1.1并部署Redis集群-语雀

环境

  • 操作系统
cat /etc/redhat-release

Red Hat Enterprise Linux Server release 7.9 (Maipo)
  • OS Kernel
cat /proc/version

Linux version 3.10.0-1160.el7.x86_64 (mockbuild@x86-vm-26.build.eng.bos.redhat.com) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-39) (GCC) ) #1 SMP Tue Aug 18 14:50:17 EDT 2020
  • 节点

    | IP Addr | hostname |

    | --- | --- |

    | 192.168.1.19 | node19 |

    | 192.168.1.21 | node21 |

    | 192.168.1.23 | node23 |

    | 192.168.1.25 | node25 |

    | 192.168.1.27 | node27 |

    | 192.168.1.29 | node29 |
cat /etc/hosts

127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4

::1         localhost localhost.localdomain localhost6 localhost6.localdomain6

192.168.1.19 node19

192.168.1.21 node21

192.168.1.23 node23

192.168.1.25 node25

192.168.1.27 node27

192.168.1.29 node29

挂载cdrom并配置yum源

# 确认存在光盘设备

ll /dev/cdrom

mkdir /mnt/cdrom

# 配置文件系统挂载

cat /etc/fstab

#

# /etc/fstab

# Created by anaconda on Mon Feb  8 06:27:47 2021

#

# Accessible filesystems, by reference, are maintained under '/dev/disk'

# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info

#

/dev/mapper/rhel_tecchen-root /                       xfs     defaults        0 0

UUID=cb77bcfb-64ea-4ad8-a30a-f9e706b6dfaf /boot                   xfs     defaults        0 0

/dev/mapper/rhel_tecchen-swap swap                    swap    defaults        0 0

# 配置挂载光盘

/dev/cdrom /mnt/cdrom iso9660 defaults 0 0 

挂载所有设备

mount -a

# 配置yum源

cat /etc/yum.repos.d/rhel7.repo

[rhel-7]

name=rhel-7

baseurl=file:///mnt/cdrom

enabled=1

gpgcheck=0

gpgkey=file:///media/cdrom/RPM-GPG-KEY-redhat-release

# 查看yum源

yum repolist

修改yum源

# 查找yum组件

rpm -qa | grep yum

# 卸载yum组件

rpm -e PackageKit-yum-1.1.10-2.el7.x86_64 --nodeps

rpm -e yum-rhn-plugin-2.0.1-10.el7.noarch --nodeps

rpm -e yum-metadata-parser-1.1.4-10.el7.x86_64 --nodeps

rpm -e yum-3.4.3-168.el7.noarch --nodeps

rpm -e yum-langpacks-0.4.2-7.el7.noarch --nodeps

rpm -e yum-utils-1.1.31-54.el7_8.noarch  --nodeps

# 下载清华centos yum组件

wget --no-check-certificate https://mirrors.tuna.tsinghua.edu.cn/centos/7.9.2009/os/x86_64/Packages/yum-3.4.3-168.el7.centos.noarch.rpm

wget --no-check-certificate https://mirrors.tuna.tsinghua.edu.cn/centos/7.9.2009/os/x86_64/Packages/yum-metadata-parser-1.1.4-10.el7.x86_64.rpm

wget --no-check-certificate https://mirrors.tuna.tsinghua.edu.cn/centos/7.9.2009/os/x86_64/Packages/yum-utils-1.1.31-54.el7_8.noarch.rpm

wget --no-check-certificate https://mirrors.tuna.tsinghua.edu.cn/centos/7.9.2009/os/x86_64/Packages/yum-updateonboot-1.1.31-54.el7_8.noarch.rpm

wget --no-check-certificate https://mirrors.tuna.tsinghua.edu.cn/centos/7.9.2009/os/x86_64/Packages/yum-plugin-fastestmirror-1.1.31-54.el7_8.noarch.rpm

# 安装yum

rpm -ivh yum-*
  • cat CentOS-Base.repo
# CentOS-Base.repo

#

# The mirror system uses the connecting IP address of the client and the

# update status of each mirror to pick mirrors that are updated to and

# geographically close to the client. You should use this for CentOS updates

# unless you are manually picking other mirrors.

#

# If the mirrorlist= does not work for you, as a fall back you can try the

# remarked out baseurl= line instead.

#

#

[base]

name=CentOS-7 - Base

baseurl=https://mirrors.tuna.tsinghua.edu.cn/centos/7/os/$basearch/

#mirrorlist=http://mirrorlist.centos.org/?release=7&arch=$basearch&repo=os

gpgcheck=1

gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

#released updates

[updates]

name=CentOS-7 - Updates

baseurl=https://mirrors.tuna.tsinghua.edu.cn/centos/7/updates/$basearch/

#mirrorlist=http://mirrorlist.centos.org/?release=7&arch=$basearch&repo=updates

gpgcheck=1

gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

#additional packages that may be useful

[extras]

name=CentOS-7 - Extras

baseurl=https://mirrors.tuna.tsinghua.edu.cn/centos/7/extras/$basearch/

#mirrorlist=http://mirrorlist.centos.org/?release=7&arch=$basearch&repo=extras

gpgcheck=1

gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

#additional packages that extend functionality of existing packages

[centosplus]

name=CentOS-7 - Plus

baseurl=https://mirrors.tuna.tsinghua.edu.cn/centos/7/centosplus/$basearch/

#mirrorlist=http://mirrorlist.centos.org/?release=7&arch=$basearch&repo=centosplus

gpgcheck=1

enabled=0

gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

安装gcc

yum install -y gcc

安装go

  • The Go compilers support the following instruction sets
The Go compilers support the following instruction sets:

amd64, 386

    The x86 instruction set, 64- and 32-bit.

arm64, arm

    The ARM instruction set, 64-bit (AArch64) and 32-bit.

mips64, mips64le, mips, mipsle

    The MIPS instruction set, big- and little-endian, 64- and 32-bit.

ppc64, ppc64le

    The 64-bit PowerPC instruction set, big- and little-endian.

riscv64

    The 64-bit RISC-V instruction set.

s390x

    The IBM z/Architecture.

wasm

    WebAssembly.

Be careful to double-check that the version of golang is new enough (i.e. go version), as of January 2022 version 1.16.x or higher is required. The current minimum required version can always be found in the go.mod file.

wget https://go.dev/dl/go1.18.4.linux-amd64.tar.gz

# wget https://studygolang.com/dl/golang/go1.18.4.linux-amd64.tar.gz

tar -C /usr/local -xvzf go1.18.4.linux-amd64.tar.gz


cat /etc/profile

export GO_HOME=/usr/local/go

export PATH=$GO_HOME/bin:$PATH

源码安装Podman

wget https://github.com/containers/podman/archive/refs/tags/v4.1.1.tar.gz

mv v4.1.1.tar.gz podman-v4.1.1.tar.gz

tar -C /usr/local -xvzf podman-v4.1.1.tar.gz

cd podman-4.1.1

make BUILDTAGS=""

sudo make install PREFIX=/usr

优化

  • This system is not registered with an entitlement server. You can use subscription-manager to register.

修改/etc/yum/pluginconf.d/subscription-manager.conf的enabled为0，也可以直接使用~~sed -i s/1/0/g /etc/yum/pluginconf.d/subscription-manager.conf~~替换。

cat /etc/yum/pluginconf.d/subscription-manager.conf

[main]

enabled=0

源码安装Redis

安装命令

wget https://github.com/redis/redis/archive/7.0.4.tar.gz

mv 7.0.4.tar.gz redis-v7.0.4.tar.gz

tar -xvzf redis-v7.0.4.tar.gz -C /usr/local/

ln -s redis-7.0.4/ redis

cd redis

make

make install

配置集群

redis.conf
port 7000

cluster-enabled yes

cluster-config-file nodes.conf

cluster-node-timeout 5000

appendonly yes

daemonize yes

protected-mode no
获取本机IP
ip a s

ip a s  ens32

ip a s  ens32 | sed -n '3p'

ip a s  ens32 | sed -n '3p' | sed -r 's#^.*net (.*)/24.*#\1#g'

ip a s  ens32 | sed -rn '3s#^.*net (.*)/24.*#\1#gp'
替换IP（将Redis的87行替换为bind $ip的值）
ip=$(ip a s  ens32 | sed -rn '3s#^.*net (.*)/24.*#\1#gp')

sed -i "87cbind $ip" redis.conf | grep bind

sed -i "534cmasterauth redis-masterauth-pwd" redis.conf

sed -i "1036crequirepass redis-cluster-pwd" redis.conf | grep requirepass
启动redis服务

redis-server ./redis.conf

停止redis服务

redis-cli shutdown

kill `pidof redis-server`

ps -ef | grep redis

/usr/local/bin/redis-cli -h 192.168.1.29 -a redis-cluster-pwd shutdown
启动集群
redis-cli --cluster create -a redis-cluster-pwd 192.168.1.19:6379 192.168.1.21:6379 \

192.168.1.23:6379 192.168.1.25:6379 192.168.1.27:6379 192.168.1.29:6379 \

--cluster-replicas 1

/usr/local/bin/redis-server redis.conf

集群节点

[root@node25 redis]# redis-cli --cluster create -a redis-cluster-pwd 192.168.1.19:6379 192.168.1.21:6379 \

> 192.168.1.23:6379 192.168.1.25:6379 192.168.1.27:6379 192.168.1.29:6379 \

> --cluster-replicas 1

Warning: Using a password with '-a' or '-u' option on the command line interface may not be safe.

>>> Performing hash slots allocation on 6 nodes...

Master[0] -> Slots 0 - 5460

Master[1] -> Slots 5461 - 10922

Master[2] -> Slots 10923 - 16383

Adding replica 192.168.1.27:6379 to 192.168.1.19:6379

Adding replica 192.168.1.29:6379 to 192.168.1.21:6379

Adding replica 192.168.1.25:6379 to 192.168.1.23:6379

M: b3283f06d699f5487d98b0f041efc87cfc86c3a4 192.168.1.19:6379

   slots:[0-5460] (5461 slots) master

M: 35da82be1d721be547e31dc0bc5248fa7254eeeb 192.168.1.21:6379

   slots:[5461-10922] (5462 slots) master

M: 344385bc04f54870093df0c87a9b89405935f9d1 192.168.1.23:6379

   slots:[10923-16383] (5461 slots) master

S: db545ccd3aaf469952e8286b8ad0db950c1c6a59 192.168.1.25:6379

   replicates 344385bc04f54870093df0c87a9b89405935f9d1

S: 01b9632922069507c1e49d8b179a5c6ce8a88a7d 192.168.1.27:6379

   replicates b3283f06d699f5487d98b0f041efc87cfc86c3a4

S: 1d6c25797f4a9fdcd7a72d019f9445951abe77db 192.168.1.29:6379

   replicates 35da82be1d721be547e31dc0bc5248fa7254eeeb

Can I set the above configuration? (type 'yes' to accept): yes

>>> Nodes configuration updated

>>> Assign a different config epoch to each node

>>> Sending CLUSTER MEET messages to join the cluster

Waiting for the cluster to join

..

>>> Performing Cluster Check (using node 192.168.1.19:6379)

M: b3283f06d699f5487d98b0f041efc87cfc86c3a4 192.168.1.19:6379

   slots:[0-5460] (5461 slots) master

   1 additional replica(s)

S: 01b9632922069507c1e49d8b179a5c6ce8a88a7d 192.168.1.27:6379

   slots: (0 slots) slave

   replicates b3283f06d699f5487d98b0f041efc87cfc86c3a4

M: 35da82be1d721be547e31dc0bc5248fa7254eeeb 192.168.1.21:6379

   slots:[5461-10922] (5462 slots) master

   1 additional replica(s)

S: db545ccd3aaf469952e8286b8ad0db950c1c6a59 192.168.1.25:6379

   slots: (0 slots) slave

   replicates 344385bc04f54870093df0c87a9b89405935f9d1

M: 344385bc04f54870093df0c87a9b89405935f9d1 192.168.1.23:6379

   slots:[10923-16383] (5461 slots) master

   1 additional replica(s)

S: 1d6c25797f4a9fdcd7a72d019f9445951abe77db 192.168.1.29:6379

   slots: (0 slots) slave

   replicates 35da82be1d721be547e31dc0bc5248fa7254eeeb

[OK] All nodes agree about slots configuration.

>>> Check for open slots...

>>> Check slots coverage...

[OK] All 16384 slots covered.


[root@node23 redis]# cat node-6379.conf

b3283f06d699f5487d98b0f041efc87cfc86c3a4 192.168.1.19:6379@16379 master - 0 1659967283288 1 connected 0-5460

db545ccd3aaf469952e8286b8ad0db950c1c6a59 192.168.1.25:6379@16379 slave 344385bc04f54870093df0c87a9b89405935f9d1 0 1659967285313 3 connected

35da82be1d721be547e31dc0bc5248fa7254eeeb 192.168.1.21:6379@16379 master - 0 1659967283000 2 connected 5461-10922

1d6c25797f4a9fdcd7a72d019f9445951abe77db 192.168.1.29:6379@16379 slave 35da82be1d721be547e31dc0bc5248fa7254eeeb 0 1659967284000 2 connected

01b9632922069507c1e49d8b179a5c6ce8a88a7d 192.168.1.27:6379@16379 slave b3283f06d699f5487d98b0f041efc87cfc86c3a4 0 1659967284300 1 connected

344385bc04f54870093df0c87a9b89405935f9d1 192.168.1.23:6379@16379 myself,master - 0 1659967282000 3 connected 10923-16383

vars currentEpoch 6 lastVoteEpoch 0

参考资料

  1. http://blog.itpub.net/31516603/viewspace-2788098/
  2. https://mirrors.tuna.tsinghua.edu.cn/centos/7.9.2009/os/x86_64/Packages/
  3. https://redis.io/docs/getting-started/installation/install-redis-from-source/
  4. https://redis.io/docs/manual/scaling/
  5. https://blog.csdn.net/Andrew0219/article/details/120429055

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