服务器登录巡检信息脚本，这样就可以一看看出系统的大概信息了
文件位置：/etc/profile.d
[root@kingdee /etc/profile.d]# cat login-info.sh
#!/bin/sh
# @Time : 2026-04-30
# @Author : zhibang.xing
# @Desc : ssh login banner
export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
# shopt -q login_shell && : || return 0
# os
upSeconds="$(cut -d. -f1 /proc/uptime)"
secs=$((${upSeconds}%60))
mins=$((${upSeconds}/60%60))
hours=$((${upSeconds}/3600%24))
days=$((${upSeconds}/86400))
UPTIME_INFO=$(printf "%d days, %02dh %02dm %02ds" "$days" "$hours" "$mins" "$secs")
if [ -f /etc/redhat-release ] ; then
PRETTY_NAME=$(< /etc/redhat-release)
elif [ -f /etc/debian_version ]; then
DIST_VER=$(</etc/debian_version)
PRETTY_NAME="$(grep PRETTY_NAME /etc/os-release | sed -e 's/PRETTY_NAME=//g' -e 's/"//g') ($DIST_VER)"
else
PRETTY_NAME=$(cat /etc/*-release | grep "PRETTY_NAME" | sed -e 's/PRETTY_NAME=//g' -e 's/"//g')
fi
if [[ -d "/system/app/" && -d "/system/priv-app" ]]; then
model="$(getprop ro.product.brand) $(getprop ro.product.model)"
elif [[ -f /sys/devices/virtual/dmi/id/product_name ||
-f /sys/devices/virtual/dmi/id/product_version ]]; then
model="$(< /sys/devices/virtual/dmi/id/product_name)"
model+=" $(< /sys/devices/virtual/dmi/id/product_version)"
elif [[ -f /sys/firmware/devicetree/base/model ]]; then
model="$(< /sys/firmware/devicetree/base/model)"
elif [[ -f /tmp/sysinfo/model ]]; then
model="$(< /tmp/sysinfo/model)"
fi
MODEL_INFO=${model}
KERNEL=$(uname -srmo)
USER_NUM=$(who -u | wc -l)
RUNNING=$(ps ax | wc -l | tr -d " ")
# disk
root_disk=$(df -h / --output=source,used,size,pcent | tail -1)
data_disk=$(df -h /data --output=source,used,size,pcent | tail -1)
root_used=$(awk '{print $2}' <<< "${root_disk}")
root_total=$(awk '{print $3}' <<< "${root_disk}")
root_percent=$(awk '{print $4}' <<< "${root_disk}")
data_used=$(awk '{print $2}' <<< "${data_disk}")
data_total=$(awk '{print $3}' <<< "${data_disk}")
data_percent=$(awk '{print $4}' <<< "${data_disk}")
DISK_INFO="\033[0;33mRoot:\033[0m ${root_used} of ${root_total} disk space used (${root_percent})
\033[0;33mdata:\033[0m ${data_used} of ${data_total} disk space used (${data_percent})"
# cpu
cpu=$(awk -F':' '/^model name/ {print $2}' /proc/cpuinfo | uniq | sed -e 's/^[ \t]*//')
cpun=$(grep -c '^processor' /proc/cpuinfo)
cpuc=$(grep '^cpu cores' /proc/cpuinfo | tail -1 | awk '{print $4}')
cpup=$(grep '^physical id' /proc/cpuinfo | wc -l)
CPU_INFO="${cpu} ${cpup}P ${cpuc}C ${cpun}L"
# get the load averages
read one five fifteen rest < /proc/loadavg
LOADAVG_INFO="\033[0;33m${one}\033[0m / ${five} / ${fifteen} with \033[1;34m$(( cpun*cpuc ))\033[0m core(s) at \033[1;34m$(grep '^cpu MHz' /proc/cpuinfo | tail -1 | awk '{print $4}')\033 MHz"
# mem
MEM_INFO="$(cat /proc/meminfo | awk '/MemTotal:/{total=$2/1024/1024;next} /MemAvailable:/{use=total-$2/1024/1024; printf("\033[0;33m%.2fGiB\033[0m of \033[1;34m%.2fGiB\033[0m RAM used (\033[0;33m%.2f%%\033[0m)",use,total,(use/total)*100);}')"
# network
# extranet_ip=" and $(curl -s ip.cip.cc)"
IP_INFO="$(ip a | grep glo | awk '{print $2}' | head -1 | cut -f1 -d/)${extranet_ip:-}"
# Container info
CONTAINER_INFO="$(sudo /usr/bin/crictl ps -a -o yaml 2> /dev/null | awk '/^ state: /{gsub("CONTAINER_", "", $NF) ++S[$NF]}END{for(m in S) printf "%s%s:%s ",substr(m,1,1),tolower(substr(m,2)),S[m]}')Images:$(sudo /usr/bin/crictl images -q 2> /dev/null | wc -l)"
# info
echo -e "
Information as of: \033[1;34m$(date +"%Y-%m-%d %T")\033[0m
\033[0;1;31mProduct\033[0m............: ${MODEL_INFO}
\033[0;1;31mOS\033[0m.................: ${PRETTY_NAME}
\033[0;1;31mKernel\033[0m.............: ${KERNEL}
\033[0;1;31mCPU\033[0m................: ${CPU_INFO}
\033[0;1;31mHostname\033[0m...........: \033[1;34m$(hostname)\033[0m
\033[0;1;31mIP Addresses\033[0m.......: \033[1;34m${IP_INFO}\033[0m
\033[0;1;31mUptime\033[0m.............: \033[0;33m${UPTIME_INFO}\033[0m
\033[0;1;31mMemory\033[0m.............: ${MEM_INFO}
\033[0;1;31mLoad Averages\033[0m......: ${LOADAVG_INFO}
\033[0;1;31mDisk Usage\033[0m.........: ${DISK_INFO}
\033[0;1;31mUsers online\033[0m.......: \033[1;34m${USER_NUM}\033[0m
\033[0;1;31mRunning Processes\033[0m..: \033[1;34m${RUNNING}\033[0m
\033[0;1;31mContainer Info\033[0m.....: ${CONTAINER_INFO}
"
可以 通过grep data 来过去 数据目录 并根据情况更改
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