# D4 core ![](https://www.d4-project.org/assets/images/logo.png) ## D4 core server D4 core server is a complete server to handle clients (sensors) including the decapsulation of the [D4 protocol](https://github.com/D4-project/architecture/tree/master/format), control of sensor registrations, management of decoding protocols and dispatching to adequate decoders/analysers. ### Requirements - Python 3.6 - GNU/Linux distribution ### Installation ###### Install D4 server ~~~~ cd server ./install_server.sh ~~~~ Create or add a pem in [d4-core/server](https://github.com/D4-project/d4-core/tree/master/server) : ~~~~ cd gen_cert ./gen_root.sh ./gen_cert.sh cd .. ~~~~ ###### Launch D4 server ~~~~ ./LAUNCH.sh -l ~~~~ The web interface is accessible via `http://127.0.0.1:7000/` ### Updating web assets To update javascript libs run: ~~~~ cd web ./update_web.sh ~~~~ ### Notes - All server logs are located in ``d4-core/server/logs/`` - Close D4 Server: ``./LAUNCH.sh -k`` ### Screenshots of D4 core server management ![](https://raw.githubusercontent.com/D4-project/d4-core/master/doc/images/main.png) ![](https://raw.githubusercontent.com/D4-project/d4-core/master/doc/images/sensor-mgmt.png) ![](https://raw.githubusercontent.com/D4-project/d4-core/master/doc/images/server-mgmt.png) ![](https://raw.githubusercontent.com/D4-project/d4-core/master/doc/images/analyzer-mgmt.png) ![](https://raw.githubusercontent.com/D4-project/d4-core/master/doc/images/server-mgmt2.png) ### Troubleshooting ###### Worker 1, tcpdump: Permission denied Could be related to AppArmor: ~~~~ sudo cat /var/log/syslog | grep denied ~~~~ Run the following command as root: ~~~~ aa-complain /usr/sbin/tcpdump ~~~~