Create sysinfo.sh

Author: chris-park

scripts/sysinfo.sh

@@ -0,0 +1,99 @@
+#!/bin/sh
+#
+# sysinfo script by Ingar
+# https://github.com/IngarKCT/sysinfo
+# 
+
+#--- [ OS ] ---------------------------
+host=`uname -n`
+os=`uname -sr`
+uptime=`uptime | sed -e 's/[ ][ ]*/ /g;s/ [0-9:]* up \(.*\), [0-9]* user.*/\1/'`
+
+#--- [ MEMORY ] -----------------------
+mem_total=`cat /proc/meminfo | grep -i MemTotal | awk '{printf "%d",$2/1024;}'`
+mem_free=`cat /proc/meminfo | grep -i MemAvailable | awk '{printf "%d",$2/1024;}'`
+mem_used=`echo ${mem_total} ${mem_free} | awk '{printf "%d",$1-$2;}'`
+
+swap_total=`cat /proc/meminfo | grep -i SwapTotal | awk '{printf "%d",$2/1024;}'`
+swap_free=`cat /proc/meminfo | grep -i SwapFree | awk '{printf "%d",$2/1024;}'`
+swap_used=`echo ${swap_total} ${swap_free} | awk '{printf "%d",$1-$2;}'`
+
+#--- [ CPU ] --------------------------
+cpu=`cat /proc/cpuinfo | grep "model name" | head -n 1 | sed 's/[ ][ ]*/ /g;s/^.*: //' | sed -e 's/ @ .*//' | sed -e 's/ [A-Za-z]*[ -]Core Processor//' | sed -e 's/([Tt][Mm])//;s/([Rr])//'`
+if [ -z "${cpu}" ]; then
+	# fallback
+	cpu=`uname -p`
+fi
+cpu_speed=`cat /proc/cpuinfo | grep '^cpu MHz' | head -n 1 | cut -f2 -d':' | cut -c2- | cut -f1 -d'.'`
+cpu_load=` cat /proc/loadavg | cut -d " " -f 1 | sed 's/,//'`
+
+cpu_count=`grep '^processor' /proc/cpuinfo | wc -l`
+if [ "${cpu_count}" -gt 1 ]
+then
+	cpu_count_notice=" * ${cpu_count} cores"
+fi
+
+# Detect frequency scaler
+if [ -f /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq ]; then
+	cpu_speed_max=`cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq | awk '{ printf "%d", $1/1000;}'`
+	cpu_speed_current=`cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq | awk '{ printf "%d", $1/1000;}'`
+	cpu_speed="${cpu_speed_current}/${cpu_speed_max}"
+fi
+
+#---[ HD ] ----------------------------
+sua=`grep 'nodev' '/proc/filesystems' | sed -e 's/nodev\t/-x /' | xargs df --local --total | tail -n 1`
+disk_size=`echo $sua | awk '{printf "%d",$2/1048576;}'`;
+disk_used=`echo $sua | awk '{printf "%d",$3/1048576;}'`;
+disk_free=`echo $sua | awk '{printf "%d",$4/1048576;}'`;
+
+#---[ VGA ] ---------------------------
+gpu=''
+if which lspci >/dev/null 2>/dev/null; then
+	gpu="`lspci -mm -v | grep -m 1 -A 2 VGA | tail -n +2 | sed -e 's/Vendor:\t//;s/Device:\t//' | sed -e 's/.*[ ]\[//;s/\].*//' | sed -e 's/, Inc.//;s/ Corporation//;s/ Co.//;s/,Ltd.//' | tr '\n' ' ' | sed -e 's/ $//'`"
+fi
+
+#---[ OUTPUT ]------------------------
+
+case "${1}" in
+	'-l'|'--long')
+
+		#---[ LONG VERSION ]-- 
+
+		gpu_line=''
+		if [ ! -z "${gpu}" ]; then
+			gpu_line="[gpu]    ${gpu}"
+		fi
+
+		# output until EOF, strip leading TAB characters and empty lines
+		grep -v '^$' <<-EOF
+		[host]   ${host}
+		[system] ${os}, uptime: ${uptime}, load: ${cpu_load}
+		[cpu]    ${cpu}${cpu_count_notice}, ${cpu_speed} Mhz
+		${gpu_line}
+		[memory] ${mem_total} MiB total, ${mem_used} MiB used, ${mem_free} MiB free
+		[swap]   ${swap_total} MiB total, ${swap_used} MiB used, ${swap_free} MiB free
+		[disk]   ${disk_size} GiB total, ${disk_used} GiB used, ${disk_free} GiB free
+		EOF
+		;;
+	*)
+		#---[ SHORT VERSION ]-
+		
+		gpu_line=''
+		if [ ! -z "${gpu}" ]; then
+			gpu_line="[${gpu}]"
+		fi
+
+		# output until EOF, strip TAB characters
+		tr -d "\t" <<-EOF
+		[${host}]
+		[${os}]
+		[${cpu}${cpu_count_notice} @ ${cpu_speed} MHz]
+		${gpu_line}\
+		[Memory used: ${mem_used}/${mem_total} MiB]
+		[Swap used: ${swap_used}/${swap_total} MiB]
+		[Disk used: ${disk_used}/${disk_size} GiB]
+		[Load ${cpu_load}]
+		[Uptime ${uptime}]
+		EOF
+		;;
+esac