Merge pull request #4 from redhatxl/master

add some scripts file
pull/10/head
天极 2019-01-09 19:02:38 +08:00 committed by GitHub
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#!/bin/bash
#mail:xuel@anchnet.com
#data:2017/9/7
#AutoInstall ELK scripts
#Software:elasticsearch-5.4.1/logstash-5.4.1/filebeat-5.4.1/kibana-5.4.1
clear
echo "##########################################"
echo "# Auto Install ELK. ##"
echo "# Press Ctrl + C to cancel ##"
echo "# Any key to continue ##"
echo "##########################################"
read -p
software_dir="/usr/local/software"
elasticsearch_url="https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-5.4.1.tar.gz"
kibana_url="https://artifacts.elastic.co/downloads/kibana/kibana-5.4.1-linux-x86_64.tar.gz"
logstash_url="https://artifacts.elastic.co/downloads/logstash/logstash-5.4.1.tar.gz"
filebeat_url="https://artifacts.elastic.co/downloads/beats/filebeat/filebeat-5.4.1-linux-x86_64.tar.gz"
sys_version=`cat /etc/redhat-release |awk '{print $4}'|cut -d. -f1`
IP=`ip addr|grep "inet "|grep -v 127.0.0.1|awk '{print $2}'|cut -d/ -f1`
jvm_conf="/usr/local/elasticsearch/config/jvm.options"
sys_mem=`free -m|grep Mem:|awk '{print $2}'|awk '{sum+=$1} END {print sum/1024}'|cut -d. -f1`
#wget software
wget_fun() {
if [ ! -d ${software_dir} ];then
mkdir -p ${software_dir} && cd ${software_dir}
else
cd ${software_dir}
fi
for software in $elasticsearch_url $kibana_url $logstash_url $filebeat_url
do
wget -c $software
done
clear
}
#initial system:install java wget;set hostname;disable firewalld
init_sys() {
[ -f /etc/init.d/functions ] && . /etc/init.d/functions
[ "${sys_version}" != "7" ] && echo "Error:This Scripts Support Centos7.xx" && exit 1
[ $(id -u) != "0" ] && echo "Error: You must be root to run this script" && exit 1
sed -i "s/SELINUX=enforcing/SELINUX=disabled/" /etc/selinux/config
setenforce 0
yum install -y java-1.8.0-openjdk wget net-tools
hostnamectl set-hostname elk-server
systemctl stop firewalld
cat >>/etc/security/limits.conf<<EOF
* soft nofile 65536
* hard nofile 65536
* soft nGproc 65536
* hard nproc 65536
EOF
}
#install elasticsearch
install_elasticsearch() {
cd $software_dir
tar zxf elasticsearch-5.4.1.tar.gz
mv elasticsearch-5.4.1 /usr/local/elasticsearch
mkdir -p /usr/local/elasticsearch/data /usr/local/elasticsearch/logs
useradd elasticsearch
chown -R elasticsearch:elasticsearch /usr/local/elasticsearch
echo "vm.max_map_count = 655360" >>/etc/sysctl.conf && sysctl -p
if [ ${sys_mem} -eq 0 ];then
sed -i "s#`grep "^-Xmx" ${jvm_conf}`#"-Xmx512m"#g" ${jvm_conf}
sed -i "s#`grep "^-Xms" ${jvm_conf}`#"-Xms512m"#g" ${jvm_conf}
else
sed -i "s#`grep "^-Xmx" ${jvm_conf}`#"-Xmx${sys_mem}g"#g" ${jvm_conf}
sed -i "s#`grep "^-Xms" ${jvm_conf}`#"-Xms${sys_mem}g"#g" ${jvm_conf}
fi
cat >>/usr/local/elasticsearch/config/elasticsearch.yml<<EOF
cluster.name: my-application
node.name: elk-server
path.data: /usr/local/elasticsearch/data
path.logs: /usr/local/elasticsearch/logs
network.host: 127.0.0.1
http.port: 9200
discovery.zen.ping.unicast.hosts: ["elk-server"]
EOF
su - elasticsearch -c "nohup /usr/local/elasticsearch/bin/elasticsearch &"
}
#install logstash
install_logstash() {
cd $software_dir
tar -zxf logstash-5.4.1.tar.gz
mv logstash-5.4.1 /usr/local/logstash
cat>/usr/local/logstash/config/01-syslog.conf<<EOF
input {
beats {
port => "5044"
}
}
output {
elasticsearch {
hosts => "127.0.0.1:9200"
}
stdout { codec => rubydebug }
}
EOF
nohup /usr/local/logstash/bin/logstash -f /usr/local/logstash/config/01-syslog.conf & >/dev/null
}
#install filebeat
install_filebeat() {
cd $software_dir
tar -zxf filebeat-5.4.1-linux-x86_64.tar.gz
mv filebeat-5.4.1-linux-x86_64 /usr/local/filebeat
cat >/usr/local/filebeat/filebeat.yml<<EOF
filebeat.prospectors:
- input_type: log
paths:
- /var/log/*.log
output.logstash:
hosts: ["127.0.0.1:5044"]
EOF
cd /usr/local/filebeat/
nohup /usr/local/filebeat/filebeat & >/dev/null
}
#install kibana
install_kibana() {
cd $software_dir
tar -zxf kibana-5.4.1-linux-x86_64.tar.gz
mv kibana-5.4.1-linux-x86_64 /usr/local/kibana
cat >> /usr/local/kibana/config/kibana.yml <<EOF
server.port: 5601
server.host: "0.0.0.0"
elasticsearch.url: "http://127.0.0.1:9200"
EOF
nohup /usr/local/kibana/bin/kibana & >/dev/null
}
check() {
port=$1
program=$2
check_port=`netstat -lntup|grep ${port}|wc -l`
check_program=`ps -ef|grep ${program}|grep -v grep|wc -l`
if [ $check_port -gt 0 ] && [ $check_program -gt 0 ];then
action "${program} run is ok!" /bin/true
else
action "${program} run is error!" /bin/false
fi
}
main() {
init_sys
wget_fun
install_elasticsearch
install_filebeat
install_logstash
install_kibana
echo -e "\033[32m Checking Elasticsearch...\033[0m"
sleep 20
check :9200 "elasticsearch"
echo -e "\033[32m Checking Logstash...\033[0m"
sleep 2
check ":9600" "logstash"
echo -e "\033[32m Checking Kibana...\033[0m"
sleep 2
check ":5601" "kibana"
action "ELK install is success!" /bin/true
echo "url:http://$IP:5601"
}
main

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#!/bin/bash
# auth:kaliarch
# func:sys info check
# version:v1.0
# sys:centos6.x/7.x
set -e
[ $(id -u) -gt 0 ] && exit 1
# cpu使用超过百分之多少进行限制
PEC_CPU=80
# 限制进程使用百分之多少,如果程序为多线程单个cpu限制为85如果为多核心就需要按照比例写例如cpu为2c像限制多线程占比80%就写170
LIMIT_CPU=85
# 日志
LOG_DIR=/var/log/cpulimit/
# 超过阀值进程pid
PIDARG=$(ps -aux |awk -v CPU=${PEC_CPU} '{if($3 > CPU) print $2}')
CPULIMITCMD=$(which cpulimit)
install_cpulimit() {
[ ! -d /tmp ] && mkdir /tmp || cd /tmp
wget -c https://github.com/opsengine/cpulimit/archive/v0.2.tar.gz
tar -zxf v0.2.tar.gz
cd cpulimit-0.2 && make
[ $? -eq 0 ] && cp src/cpulimit /usr/bin/
}
do_cpulimit() {
[ ! -d ${LOG_DIR} ] && mkdir -p ${LOG_DIR}
for i in ${PIDARG};
do
MSG=$(ps -aux |awk -v pid=$i '{if($2 == pid) print $0}')
echo ${MSG}
[ ! -d /tmp ] && mkdir /tmp || cd /tmp
nohup ${CPULIMITCMD} -p $i -l ${LIMIT_CPU} &
echo "$(date) -- ${MSG}" >> ${LOG_DIR}$(date +%F).log
done
}
main() {
hash cpulimit
if [ $? -eq 0 ];then
do_cpulimit
else
install_cpulimit && do_cpulimit
fi
}
main

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#!/bin/bash
# function:自定义rm命令每天晚上定时清理
CMD_SCRIPTS=$HOME/.rm_scripts.sh
TRASH_DIR=$HOME/.TRASH_DIR
CRON_FILE=/var/spool/cron/root
BASHRC=$HOME/.bashrc
[ ! -d ${TRASH_DIR} ] && mkdir -p ${TRASH_DIR}
cat > $CMD_SCRIPTS <<EOF
PARA_CNT=\$#
TRASH_DIR=$TRASH_DIR
for i in \$*; do
DATE=\$(date +%F%T)
fileName=\$(basename \$i)
mv \$i \$TRASH_DIR/\$fileName.\$DATE
done
EOF
sed -i "s@$(grep 'alias rm=' $BASHRC)@alias rm='bash ${CMD_SCRIPTS}'@g" $BASHRC
source $HOME/.bashrc
echo "0 0 * * * rm -rf $TRASH_DIR/*" >> $CRON_FILE
echo "删除目录:$TRASH_DIR"
echo "删除脚本:$CMD_SCRIPTS"
echo "请执行:source $BASHRC 来加载文件或退出当前shell重新登录"

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#!/bin/bash
# auth:kaliarch
# func:sys info check
# version:v1.0
[ $(id -u) -gt 0 ] && echo "请用root用户执行此脚本" && exit 1
sysversion=$(rpm -q centos-release|cut -d- -f3)
line="-------------------------------------------------"
[ -d logs ] || mkdir logs
sys_check_file="logs/$(ip a show dev eth0|grep -w inet|awk '{print $2}'|awk -F '/' '{print $1}')-`date +%Y%m%d`.txt"
# 获取系统cpu信息
function get_cpu_info() {
Physical_CPUs=$(grep "physical id" /proc/cpuinfo| sort | uniq | wc -l)
Virt_CPUs=$(grep "processor" /proc/cpuinfo | wc -l)
CPU_Kernels=$(grep "cores" /proc/cpuinfo|uniq| awk -F ': ' '{print $2}')
CPU_Type=$(grep "model name" /proc/cpuinfo | awk -F ': ' '{print $2}' | sort | uniq)
CPU_Arch=$(uname -m)
cat <<EOF
CPU信息:
物理CPU个数:$Physical_CPUs
逻辑CPU个数:$Virt_CPUs
每CPU核心数:$CPU_Kernels
CPU型号:$CPU_Type
CPU架构:$CPU_Arch
EOF
}
# 获取系统内存信息
function get_mem_info() {
check_mem=$(free -m)
MemTotal=$(grep MemTotal /proc/meminfo| awk '{print $2}') #KB
MemFree=$(grep MemFree /proc/meminfo| awk '{print $2}') #KB
let MemUsed=MemTotal-MemFree
MemPercent=$(awk "BEGIN {if($MemTotal==0){printf 100}else{printf \"%.2f\",$MemUsed*100/$MemTotal}}")
report_MemTotal="$((MemTotal/1024))""MB" #内存总容量(MB)
report_MemFree="$((MemFree/1024))""MB" #内存剩余(MB)
report_MemUsedPercent="$(awk "BEGIN {if($MemTotal==0){printf 100}else{printf \"%.2f\",$MemUsed*100/$MemTotal}}")""%" #内存使用率%
cat <<EOF
内存信息:
${check_mem}
EOF
}
# 获取系统网络信息
function get_net_info() {
pri_ipadd=$(ip a show dev eth0|grep -w inet|awk '{print $2}'|awk -F '/' '{print $1}')
pub_ipadd=$(curl ifconfig.me -s)
gateway=$(ip route | grep default | awk '{print $3}')
mac_info=$(ip link| egrep -v "lo"|grep link|awk '{print $2}')
dns_config=$(egrep -v "^$|^#" /etc/resolv.conf)
route_info=$(route -n)
cat <<EOF
IP信息:
系统公网地址:${pub_ipadd}
系统私网地址:${pri_ipadd}
网关地址:${gateway}
MAC地址:${mac_info}
路由信息:
${route_info}
DNS 信息:
${dns_config}
EOF
}
# 获取系统磁盘信息
function get_disk_info() {
disk_info=$(fdisk -l|grep "Disk /dev"|cut -d, -f1)
disk_use=$(df -hTP|awk '$2!="tmpfs"{print}')
disk_inode=$(df -hiP|awk '$1!="tmpfs"{print}')
cat <<EOF
磁盘信息:
${disk_info}
磁盘使用:
${disk_use}
inode信息:
${disk_inode}
EOF
}
# 获取系统信息
function get_systatus_info() {
sys_os=$(uname -o)
sys_release=$(cat /etc/redhat-release)
sys_kernel=$(uname -r)
sys_hostname=$(hostname)
sys_selinux=$(getenforce)
sys_lang=$(echo $LANG)
sys_lastreboot=$(who -b | awk '{print $3,$4}')
sys_runtime=$(uptime |awk '{print $3,$4}'|cut -d, -f1)
sys_time=$(date)
sys_load=$(uptime |cut -d: -f5)
cat <<EOF
系统信息:
系统: ${sys_os}
发行版本: ${sys_release}
系统内核: ${sys_kernel}
主机名: ${sys_hostname}
selinux状态: ${sys_selinux}
系统语言: ${sys_lang}
系统当前时间: ${sys_time}
系统最后重启时间: ${sys_lastreboot}
系统运行时间: ${sys_runtime}
系统负载: ${sys_load}
EOF
}
# 获取服务信息
function get_service_info() {
port_listen=$(netstat -lntup|grep -v "Active Internet")
kernel_config=$(sysctl -p 2>/dev/null)
if [ ${sysversion} -gt 6 ];then
service_config=$(systemctl list-unit-files --type=service --state=enabled|grep "enabled")
run_service=$(systemctl list-units --type=service --state=running |grep ".service")
else
service_config=$(/sbin/chkconfig | grep -E ":on|:启用" |column -t)
run_service=$(/sbin/service --status-all|grep -E "running")
fi
cat <<EOF
服务启动配置:
${service_config}
${line}
运行的服务:
${run_service}
${line}
监听端口:
${port_listen}
${line}
内核参考配置:
${kernel_config}
EOF
}
function get_sys_user() {
login_user=$(awk -F: '{if ($NF=="/bin/bash") print $0}' /etc/passwd)
ssh_config=$(egrep -v "^#|^$" /etc/ssh/sshd_config)
sudo_config=$(egrep -v "^#|^$" /etc/sudoers |grep -v "^Defaults")
host_config=$(egrep -v "^#|^$" /etc/hosts)
crond_config=$(for cronuser in /var/spool/cron/* ;do ls ${cronuser} 2>/dev/null|cut -d/ -f5;egrep -v "^$|^#" ${cronuser} 2>/dev/null;echo "";done)
cat <<EOF
系统登录用户:
${login_user}
${line}
ssh 配置信息:
${ssh_config}
${line}
sudo 配置用户:
${sudo_config}
${line}
定时任务配置:
${crond_config}
${line}
hosts 信息:
${host_config}
EOF
}
function process_top_info() {
top_title=$(top -b n1|head -7|tail -1)
cpu_top10=$(top b -n1 | head -17 | tail -11)
mem_top10=$(top -b n1|head -17|tail -10|sort -k10 -r)
cat <<EOF
CPU占用top10:
${top_title}
${cpu_top10}
内存占用top10:
${top_title}
${mem_top10}
EOF
}
function sys_check() {
get_cpu_info
echo ${line}
get_mem_info
echo ${line}
get_net_info
echo ${line}
get_disk_info
echo ${line}
get_systatus_info
echo ${line}
get_service_info
echo ${line}
get_sys_user
echo ${line}
process_top_info
}
sys_check > ${sys_check_file}