From 7a6328f97f492e7011e5c2668e07722defc6fe08 Mon Sep 17 00:00:00 2001
From: sky <cure-angled-rewrap@duck.com>
Date: Sun, 8 Dec 2024 19:08:25 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=20simpleadmin/www/cgi-bin/ge?=
 =?UTF-8?q?t=5Fsystem=5Fstats?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

add get_system_stats
---
 simpleadmin/www/cgi-bin/get_system_stats | 41 ++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 simpleadmin/www/cgi-bin/get_system_stats

diff --git a/simpleadmin/www/cgi-bin/get_system_stats b/simpleadmin/www/cgi-bin/get_system_stats
new file mode 100644
index 0000000..4049e9f
--- /dev/null
+++ b/simpleadmin/www/cgi-bin/get_system_stats
@@ -0,0 +1,41 @@
+#!/bin/sh
+
+# Send HTTP header for plain text content
+echo "Content-Type: text/plain"
+echo ""
+
+# Read first CPU statistics
+read cpu user nice system idle iowait irq softirq steal guest guest_nice < /proc/stat
+
+# Record first total usage time and idle time
+prev_total=$((user+nice+system+idle+iowait+irq+softirq+steal))
+prev_idle=$idle
+
+# Wait for a short time to capture CPU usage
+sleep 0.5
+
+# Read second CPU statistics
+read cpu user nice system idle iowait irq softirq steal guest guest_nice < /proc/stat
+
+# Calculate second total usage time
+total=$((user+nice+system+idle+iowait+irq+softirq+steal))
+idle=$idle
+
+# Calculate time differences
+total_diff=$((total-prev_total))
+idle_diff=$((idle-prev_idle))
+
+# Calculate CPU usage percentage
+cpu_usage=$(awk -v total_diff="$total_diff" -v idle_diff="$idle_diff" 'BEGIN{printf "%.1f", (total_diff-idle_diff)*100/total_diff}')
+
+# Get memory information
+mem_info=$(free -m | grep "Mem:")
+mem_total=$(echo "$mem_info" | awk '{print $2}')
+mem_used=$(echo "$mem_info" | awk '{print $3}')
+mem_usage=$(awk "BEGIN {printf \"%.1f\", ($mem_used * 100) / $mem_total}")
+
+# Output results
+echo "CPU Usage: $cpu_usage"
+echo "Memory Usage: $mem_usage"
+echo "Memory Total: $((mem_total * 1024 * 1024))"
+echo "Memory Used: $((mem_used * 1024 * 1024))"
\ No newline at end of file