README

This is a Polkadot Validator Node Docker Image base on Ubuntu 16.04 (Jelastic PaaS ready)

Docker Build Commands

• docker build -t=talfco/clb-polkadot:v0.2 .
• docker run --rm -it talfco/clb-polkadot:v0.2 polkadot
• docker push talfco/clb-polkadot:v0.2

Miscellaneous

• Polkadot DB Location: /.local/share/Polkadot/chains# will be mapped to the /data

Network stuff

# checking dropped hosts 
iptables -nvL sshguard

# get all network devices
ip a
# 
tcpdump -nvvv -i any -c 100 -s 100 -w dump.out 
tcpdump -nvvv -i venet0 -c 100 -s 100 -w dump.out 

tcpdump -w dump.out -i venet0 -c 10  -vvv
 
# checking strength of ssh keys
for key in ~/.ssh/id_*; do ssh-keygen -l -f "${key}"; done | uniq