Added MongoDB custom monitoring script

Kwee-Veen · Apr 28, 2024 · c35ce31 · c35ce31
1 parent 49b8296
commit c35ce31
Showing 1 changed file with 29 additions and 0 deletions.
diff --git a/mongo-mem.sh b/mongo-mem.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+TOKEN=`curl -s -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600"`
+
+INSTANCE_ID=$(curl -s -H "X-aws-ec2-metadata-token: $TOKEN" http://169.254.169.254/latest/meta-data/instance-id)
+
+USEDMEMORY=$(free -m | awk 'NR==2{printf "%.2f\t", $3*100/$2 }')
+TCP_CONN=$(netstat -an | wc -l)
+TCP_CONN_PORT_27017=$(netstat -an | grep 27017 | wc -l)
+SSH_TCP_CONN_PORT_22=$(netstat -an | grep 22 | wc -l)
+IO_WAIT=$(iostat | awk 'NR==4 {print $5}')
+
+aws cloudwatch put-metric-data --metric-name memory-usage --dimensions Instance=$INSTANCE_ID --namespace "Custom" --value $USEDMEMORY
+aws cloudwatch put-metric-data --metric-name Tcp_connections --dimensions Instance=$INSTANCE_ID --namespace "Custom" --value $TCP_CONN
+aws cloudwatch put-metric-data --metric-name TCP_connection_on_port_27017 --dimensions Instance=$INSTANCE_ID --namespace "Custom" --value $TCP_CONN_PORT_27017
+aws cloudwatch put-metric-data --metric-name IO_WAIT --dimensions Instance=$INSTANCE_ID --namespace "Custom" --value $IO_WAIT
+
+ssh_active=0
+if [[ $SSH_TCP_CONN_PORT_22 > 0  ]]
+then
+  ssh_active=1
+fi
+aws cloudwatch put-metric-data --metric-name SSH_Connection_Active --dimensions Instance=$INSTANCE_ID --namespace "Custom" --value $ssh_active
+
+high_load=0
+if [[ $IO_WAIT > 70 || $USEDMEMORY > 80 ]]
+then
+  high_load=1
+fi
+aws cloudwatch put-metric-data --metric-name High_Load --dimensions Instance=$INSTANCE_ID --namespace "Custom" --value $high_load