Category: Server

  • Disable SELinux Centos 7

    Temporery disable SELinuxsudo setenforce 0 /etc/selinux/config file and set the SELINUX mod to disabled # This file controls the state of SELinux on the system. # SELINUX= can take one of these three values: # enforcing – SELinux security policy is enforced. # permissive – SELinux prints warnings instead of enforcing. # disabled – No…

  • How to move docker’s default /var/lib/docker to another directory on Ubuntu/Debian Linux

    The following config will guide you through a process of changing the docker’s default /var/lib/docker storage disk space to another directory. There are various reasons why you may want to change docker’s default directory from which the most obvious could be that ran out of disk space. The following guide should work for both Ubuntu…

  • Centos – Give Tomcat access to Mysql/MariaDB

    To see all Tomcat options getsebool -a | grep tomcat To set Tomcat access to database setsebool tomcat_can_network_connect_db 1 SELinux workaround Give Tomcat network access. Error message Could not connect to address=(host=)(port=3306)(type=master) : Permission denied (connect failed) Tomcat have no access to file system ps -eZ | grep tomcat_t yum install policycoreutils-python semanage permissive -a…

  • Selinux – Permission denied on accessing host directory in docker

    chcon -Rt svirt_sandbox_file_t /path/to/volume

  • Elasticsearch commands

    curl localhost:9200/_cat/indices?v curl -XGET ‘http://127.0.0.1:9200/wikidb/page/_search?q=wikidb’

  • Vilmas API

    Det verkar som att Vilma ska släppa ett öppet API. Första steget är att publicera sina priser. https://api.vimla.se/abroad

  • Zoneminder in Docker

    docker swarm init docker stack deploy -c docker-compose.yml zm echo “wait for a few seconds to MySQL start for the first time” docker service scale zm_web=1 echo “go to ZoneMinder console Options-Servers and declare node.0->stream0.localhost and node.1 … node.3, finally start” docker service scale zm_stream=3 docker service ls Good debug commands sudo docker service ps…

  • Boot Raspberry PI from iSCSI

    https://www.berryterminal.com/doku.php/berryboot

  • Docker

    docker build docker-compose up docker ps docker exec -i -t <NAMES> /bin/bash docker logs <NAMES> docker-compose.yaml version: ‘3’ services: influxdb: image: influxdb:1.5.4 restart: always volumes: – /media/space/dockerVolumes/influxdb.1.5.4:/var/lib/influxdb ports: – 8086:8086 /lib/systemd/system/docker.service with your favorite text editor and replace the following line where /new/path/docker is a location of your new chosen docker directory: FROM: ExecStart=/usr/bin/docker daemon…

  • Recreate kernel image

    sudo update-initramfs -u -k 3.13.0-143-generic sudo update-grub