Docker check

Project Notes

Minimum Docker version -> 1.10.0 Nagios user need permission to use Docker, please add user "nagios" in docker group -> usermod -aG docker ${USER} For use this script, user need shell "/bin/bash", please execute next command -> chsh -s /bin/bash ${USER} Usage: ./check_docker_stats.sh [-v] [-h] [-n [-s -c -m -N]] -h, --help print this help message -v, --version print version program -n, --name name docker to check -c, --cpulimitperc PERC_WARNING_CPU,PERC_CRITCAL_CPU number in percent alert for CPU -m, --memlimitperc PERC_WARNING_MEM,PERC_CRITICAL_MEM number in percent alert for MEM usage -N, --ntwlimit WARNING_NET_RX,WARNING_NET_TX,CRITCAL_NET_RX,CRITCAL_NET_TX bandwidth (RX -> DL,TX -> UL) in kBps for docker selected -s, --status check if docker is alive ./check_docker.sh -n container_name -c PERC_WARNING_CPU,PERC_CRITCAL_CPU -m PERC_WARNING_MEM,PERC_CRITICAL_MEM -N WARNING_NET_RX,WARNING_NET_TX,CRITCAL_NET_RX,CRITCAL_NET_TX ./check_docker.sh -n dockername -c 80,90 -m 25,30 -N 1000,500,2000,1000 Troubleshooting: If docker stats have zero value for current|limit memory stats, please execute this command : cd help_script; ./enable_memswap_stats.sh