Docker¶

Attach / Dettach¶

docker attach <id|name>

Prevent termination while + C in term¶

by changing sig proxy it can be prevented.

docker attach --sig-proxy=false <id|name>

Host Firewall¶

Setting up firewall port forwarding and exposing service to world or specific IP.

# Forwarding port traffic
firewall-cmd --permanent --zone=public --add-forward-port=port=3030:proto=tcp:toport=3030

# Allowing access from specific host
firewall-cmd --permanent --zone=public --add-rich-rule="rule 
family="ipv4" \
source address="192.168.1.5/32" \
port protocol="tcp" port="3030" accept"