在集群中同步文件和命令的shell工具-01

目录结构：

[root@localhost cluster]# pwd
/root/shell/cluster
[root@localhost cluster]# tree
.
├── config
├── hostname
│   └── sethname.sh
├── ssh
│   ├── CreateKey.sh
│   ├── DistributeFile.sh
│   └── TranPubKey.sh
└── sync
    ├── CmdSync.sh
    ├── FileSync.sh
    └── readme.txt

config：

[root@localhost cluster]# cat config
[nodes]
200.201.200.85,200.201.200.89

[password]
adminsangfornetwork

[hostname]
node1,node2,node3

sethname.sh:

[root@localhost cluster]# cat hostname/sethname.sh
#!/bin/bash

#根据config中的配置设置主机名和同步hosts文件

CONF=../config

PraserConf(){
    num=`sed -n -e '/^\['$1'\]/=' $CONF`
    let temp=num+1
    sed -n ''$temp'p' $CONF
}

nodes_str=`PraserConf nodes`
old_ifs="$IFS"
IFS=","
nodes=($nodes_str)

hostnames_str=`PraserConf hostname`
hostnames=($hostnames_str)
IFS=$old_ifs


if [ ! -f /etc/hosts.bak ]
then
    cp /etc/hosts /etc/hosts.bak
else
    cp -f /etc/hosts.bak /etc/hosts
fi


if [ ${#nodes[*]} -eq ${#hostnames[*]} ]
then
    for i in `seq ${#nodes[*]}`
    do  
        let temp=i-1
        echo -e "\e[34m******${nodes[$temp]}******\e[0m"
        ssh root@${nodes[$temp]} "echo ${hostnames[$temp]}>/etc/hostname"
        ssh root@${nodes[$temp]} "hostname ${hostnames[$temp]}"
        echo ${nodes[$temp]} ${hostnames[$temp]}>>/etc/hosts
    done
else
    echo -e "\e[34m******please check config file******\e[0m"
fi

for node in ${nodes[*]}
do
    scp /etc/hosts root@$node:/etc/hosts >/dev/null 2>&1
done

CreateKey.sh:

[root@localhost ssh]# cat CreateKey.sh
#!/bin/bash


#create ssh key
CreateKey(){
    if [ ! -f /root/.ssh/id_rsa ]
    then
        ssh-keygen -t rsa -f /root/.ssh/id_rsa -P '' >/dev/null   
    fi
}

CreateKey

DistributeFile.sh:

[root@localhost ssh]# cat DistributeFile.sh
#!/bin/bash


#解析配置文件
#解析配置文件获取节点ip和密码
CONF=../config

PraserConf(){
    num=`sed -n -e '/^\['$1'\]/=' $CONF`
    temp=`expr $num + 1`
    sed -n ''$temp'p' $CONF
}

nodes_str=`PraserConf nodes`
old_ifs="$IFS"
IFS=","
nodes=($nodes_str)
#echo ${nodes[*]}

pd=`PraserConf password`


DistributeFile(){
    for node in ${nodes[*]}
    do
        sshpass -p $1 scp -r -o "StrictHostKeyChecking no" ../../cluster root@$node:/root >/dev/null 2>&1
        sshpass -p $1 ssh -o "StrictHostKeyChecking no"  root@$node "bash /root/cluster/ssh/CreateKey.sh" >/dev/null
    done
    for node in ${nodes[*]}
    do
        sshpass -p $1 ssh -o "StrictHostKeyChecking no"  root@$node "bash /root/cluster/ssh/TranPubKey.sh"
        #sshpass -p $1 ssh -o "StrictHostKeyChecking no"  root@$node "rm -rf /root/cluster"
    done
}


DistributeFile $pd

TranPubKey.sh:

#!/bin/bash


#解析配置文件获取节点ip和密码
CONF=/root/cluster/config

PraserConf(){
    num=`sed -n -e '/^\['$1'\]/=' $CONF`
    temp=`expr $num + 1`
    sed -n ''$temp'p' $CONF
}

nodes_str=`PraserConf nodes`
old_ifs="$IFS"
IFS=","
nodes=($nodes_str)
#echo ${nodes[*]}

pd=`PraserConf password`

TranPubKey(){
    if [ -f /root/.ssh/id_rsa.pub ]
    then
        for node in ${nodes[*]}
        do
            sshpass -p $1 ssh-copy-id -i /root/.ssh/id_rsa.pub root@$node >/dev/null 2>&1
            #sshpass -p $1 ssh-copy-id -o "StrictHostKeyChecking no" -i /root/.ssh/id_rsa.pub root@$node >/dev/null 2>&1
        done
    fi
}

TranPubKey $pd