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KSALAB | Services

Install

Chain IDLatest Version TagWasm

Setup validator name

Terminal window
MONIKER="YOUR_MONIKER_GOES_HERE"

Install dependencies

Update system and install build tools
Terminal window
sudo apt -q update
sudo apt -qy install curl git jq lz4 build-essential
sudo apt -qy upgrade
Install file2ban

more here and here

Terminal window
# set and copy the config that will have higher priority
sudo apt install fail2ban -y && \
sudo cp /etc/fail2ban/jail.conf /etc/fail2ban/jail.local && \
sudo nano /etc/fail2ban/jail.local


# uncomment and add your IP: ignoreip = 127.0.0.1.1/8 ::1 [ip]
sudo systemctl restart fail2ban


# check status
sudo systemctl status fail2ban


# check which jails are active (by default only sshd)
sudo fail2ban-client status


# check sshd statistics
sudo fail2ban-client status sshd


# look at the logs
sudo tail /var/log/fail2ban.log


# stop work and remove from autoloading
\#sudo systemctl stop fail2ban && sudo systemctl disable fail2ban
Install GO
Terminal window
cd $HOME
ver="1.22.5"
sudo rm -rf /usr/local/go
curl -Ls https://go.dev/dl/go$ver.linux-amd64.tar.gz | sudo tar -xzf - -C /usr/local
eval $(echo 'export PATH=$PATH:/usr/local/go/bin' | sudo tee /etc/profile.d/golang.sh)
eval $(echo 'export PATH=$PATH:$HOME/go/bin' | tee -a $HOME/.profile)

Download and build binaries

Download the latest binary file from the page

If necessary

Terminal window
# Unpack the tar.gz file:


tar -xvf _project_bin__linux_amd64.tar.gz
Terminal window
# Prepare binaries for Cosmovisor


mkdir -p $HOME/._project_name_/cosmovisor/genesis/bin
mv _project_bin_ $HOME/._project_name_/cosmovisor/genesis/bin/
Terminal window
# Create application symlinks


sudo ln -s $HOME/._project_name_/cosmovisor/genesis $HOME/._project_name_/cosmovisor/current -f
sudo ln -s $HOME/._project_name_/cosmovisor/current/bin/_project_bin_ /usr/local/bin/_project_bin_ -f

Install Cosmovisor and create a service

Terminal window
# Download and install Cosmovisor


go install cosmossdk.io/tools/cosmovisor/cmd/cosmovisor@v1.5.0
Terminal window
# Create service
sudo tee /etc/systemd/system/_project_name_.service > /dev/null << EOF
[Unit]
Description=_project_name_ node service
After=network-online.target


[Service]
User=$USER
WorkingDirectory=$HOME/._project_name_/
ExecStart=$(which cosmovisor) run start
Restart=on-failure
RestartSec=10
LimitNOFILE=65535
Environment="DAEMON_HOME=$HOME/._project_name_"
Environment="DAEMON_NAME=_project_bin_"
Environment="UNSAFE_SKIP_BACKUP=true"
Environment="DAEMON_RESTART_AFTER_UPGRADE=true"
Environment="PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:$HOME/._project_name_/cosmovisor/current/bin"


[Install]
WantedBy=multi-user.target
EOF
Terminal window
sudo systemctl daemon-reload && sudo systemctl enable _project_name_.service

Initialize the node

Terminal window
# Set node configuration


_project_bin_ config chain-id _chain_id_
_project_bin_ config keyring-backend file
_project_bin_ config node tcp://localhost:26657


# Initialize the node


_project_bin_ init $MONIKER --chain-id _chain_id_


# Download genesis and addrbook


curl -Ls _url_genesis_ > $HOME/._project_name_/config/genesis.json
curl -Ls _url_adrbook_ > $HOME/._project_name_/config/addrbook.json


# Add peers


sed -i 's/persistent_peers = ""/persistent_peers = "d3b5b6ca39c8c62152abbeac4669816166d96831@165.22.24.236:26656,94a7baabb2bcc00c7b47cbaa58adf4f433df9599@157.230.119.165:26656,35f478c534e2d58dc2c4acdf3eb22eeb6f23357f@165.232.125.66:26656,ca4b6131d616d4d5930e50f1f557950f17fe4091@188.166.218.244:26656,d165ec9a58bc2b6c105379bad462f35052d69ae1@31.220.76.42:11656,e8502eb858f555051f3f80edc13f46ea942e7507@23.111.23.233:26656,bbf8ef70a32c3248a30ab10b2bff399e73c6e03c@65.21.198.100:22056,0d7455e17b839bf8c5e193cab45de1a9c7050157@62.171.175.128:11356,99a652384547a6992a19e1f687b2f7b84c037800@65.109.70.100:21156,14968afc435e723973ecb3c4c03e00795de9bcd8@161.97.167.196:11356"/' config.toml


# Set minimum gas price


sed -i -e "s|^minimum-gas-prices _=._|minimum-gas-prices = \"_min_gas__utoken_\"|" $HOME/._project_name_/config/app.toml


# Set pruning


sed -i \
-e 's|^pruning _=._|pruning = "custom"|' \
-e 's|^pruning-keep-recent _=._|pruning-keep-recent = "1000"|' \
-e 's|^pruning-keep-every _=._|pruning-keep-every = "0"|' \
-e 's|^pruning-interval _=._|pruning-interval = "10"|' \
$HOME/._project_name_/config/app.toml


# Set custom ports


sed -i -e "s%^proxy_app = \"tcp://127.0.0.1:26658\"%proxy_app = \"tcp://127.0.0.1:14258\"%; s%^laddr = \"tcp://127.0.0.1:26657\"%laddr = \"tcp://127.0.0.1:14257\"%; s%^pprof_laddr = \"localhost:6060\"%pprof_laddr = \"localhost:14260\"%; s%^laddr = \"tcp://0.0.0.0:26656\"%laddr = \"tcp://0.0.0.0:14256\"%; s%^prometheus_listen_addr = \":26660\"%prometheus_listen_addr = \":14266\"%" $HOME/._project_name_/config/config.toml
sed -i -e "s%^address = \"tcp://0.0.0.0:1317\"%address = \"tcp://0.0.0.0:14217\"%; s%^address = \":8080\"%address = \":14280\"%; s%^address = \"0.0.0.0:9090\"%address = \"0.0.0.0:14290\"%; s%^address = \"0.0.0.0:9091\"%address = \"0.0.0.0:14291\"%; s%:8545%:14245%; s%:8546%:14246%; s%:6065%:14265%" $HOME/._project_name_/config/app.toml


sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/._project_name_/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME/._project_name_/config/config.toml

Start service and check the logs

Terminal window
sudo systemctl start _project_name_.service && sudo journalctl -u _project_name_.service -f --no-hostname -o cat