From 55783753ae8f2d857a7225b7a93c1d47039e5a90 Mon Sep 17 00:00:00 2001
From: "Suren A. Chilingaryan" <csa@suren.me>
Date: Mon, 16 Apr 2018 10:30:15 +0200
Subject: OpenShift monitoring

---
 remote/check_server_status.sh     | 18 ++++++++++++++
 remote/check_server_traffic.sh    |  7 ++++++
 remote/cron/traffic.cron          |  1 +
 remote/osx/check_server_status.sh | 50 +++++++++++++++++++++++++++++++++++++++
 4 files changed, 76 insertions(+)
 create mode 100755 remote/check_server_status.sh
 create mode 100755 remote/check_server_traffic.sh
 create mode 100644 remote/cron/traffic.cron
 create mode 100755 remote/osx/check_server_status.sh

(limited to 'remote')

diff --git a/remote/check_server_status.sh b/remote/check_server_status.sh
new file mode 100755
index 0000000..791ad12
--- /dev/null
+++ b/remote/check_server_status.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+fs=`df -m | grep /dev/sda2 | sed -e 's/[[:space:]]\+/ /g' | cut -d ' ' -f 4`
+mem=`free -m | grep "buffers/cache" | sed -e 's/[[:space:]]\+/ /g' | cut -d ' ' -f 4`
+cpu=`uptime | sed -e "s/[[:space:]]/\n/g" | tail -n 1`
+
+if [ $fs -le 8192 ]; then
+    echo "Only $(($fs / 1024)) GB left in the file system"
+fi
+
+if [ $mem -le 128 ]; then
+    echo "The system is starving on memory, $mem MB left free"
+fi
+
+#Multiply by number of CPU cores
+if [ `echo "$cpu < 0.98" | bc` -eq 0 ]; then
+    echo "The system is starving on cpu, $cpu is load average for the last 15 min"
+fi
diff --git a/remote/check_server_traffic.sh b/remote/check_server_traffic.sh
new file mode 100755
index 0000000..a9f0abf
--- /dev/null
+++ b/remote/check_server_traffic.sh
@@ -0,0 +1,7 @@
+#! /bin/bash
+
+all_in=`iptables -L traffic_in -n -v -x | grep -E "0\.0\.0\.0/0[[:space:]]+0\.0\.0\.0/0" | awk 'END { print $2}'`
+all_out=`iptables -L traffic_out -n -v -x | grep -E "0\.0\.0\.0/0[[:space:]]+0\.0\.0\.0/0" | awk 'END { print $2}'`
+all_forward=`iptables -L traffic_forward -n -v -x | grep -E "0\.0\.0\.0/0[[:space:]]+0\.0\.0\.0/0" | awk 'END { print $2}'`
+
+echo "$all_in $all_out $all_forward"
diff --git a/remote/cron/traffic.cron b/remote/cron/traffic.cron
new file mode 100644
index 0000000..0325d0a
--- /dev/null
+++ b/remote/cron/traffic.cron
@@ -0,0 +1 @@
+0 0 * * 1    root    /sbin/iptables -Z traffic_in;  /sbin/iptables -Z traffic_out; /sbin/iptables -Z traffic_forward
diff --git a/remote/osx/check_server_status.sh b/remote/osx/check_server_status.sh
new file mode 100755
index 0000000..ec7c0f2
--- /dev/null
+++ b/remote/osx/check_server_status.sh
@@ -0,0 +1,50 @@
+#!/bin/bash
+
+root=`df -m | grep /dev/disk3s2 | sed -E 's/[[:space:]]+/ /g' | cut -d ' ' -f 4`
+fs=`df -m | grep /dev/disk2 | sed -E 's/[[:space:]]+/ /g' | cut -d ' ' -f 4`
+cpu=`uptime | sed -E "s/[[:space:]]+/ /g" | tr ' ' '\n' | tail -n 1`
+mem=`top -l 1 | grep PhysMem |  sed -E "s/[[:space:]]+/ /g"`
+
+cache=`echo $mem | cut -f 6 -d ' '`
+free=`echo $mem | cut -f 10 -d ' '`
+
+len=`echo $cache | wc -c`
+len=`expr $len - 1`
+units=`echo $cache | cut -c $len`
+len=`expr $len - 1`
+size=`echo $cache | cut -c -$len`
+
+if [ $units == "G" ]; then
+    size=`expr $size '*' 1024`
+elif [ $units != "M" ]; then
+    size=0
+fi
+
+len=`echo $free | wc -c`
+len=`expr $len - 1`
+units=`echo $free | cut -c $len`
+len=`expr $len - 1`
+fsize=`echo $free | cut -c -$len`
+if [ $units == "G" ]; then
+    size=`expr $fsize '*' 1024 + $size`
+elif [ $units == "M" ]; then
+    size=`expr $fsize + $size`
+fi
+
+mem=$size    
+
+if [ $root -le 8192 ]; then
+    echo "Only $(($root / 1024)) GB left in the root file system"
+fi
+
+if [ $fs -le 102400 ]; then
+    echo "Only $(($fs / 1024)) GB left in the PDV file system"
+fi
+
+if [ $mem -le 512 ]; then
+    echo "The system is starving on memory, $mem MB left free"
+fi
+
+if [ `echo "$cpu < 7.80" | bc` -eq 0 ]; then
+    echo "The system is starving on cpu, $cpu is load average for the last 15 min"
+fi
-- 
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