Node setup

Airchains | varanasi-1

Airchains

Airchains - Node setup

Install tools:

sudo apt update && sudo apt upgrade -y
sudo apt install make curl git wget htop tmux build-essential jq make lz4 gcc unzip -y

Install GO:

cd $HOME
VER="1.22.8"
wget "https://golang.org/dl/go$VER.linux-amd64.tar.gz"
sudo rm -rf /usr/local/go
sudo tar -C /usr/local -xzf "go$VER.linux-amd64.tar.gz"
rm "go$VER.linux-amd64.tar.gz"
[ ! -f $HOME/.bash_profile ] && touch $HOME/.bash_profile
echo "export PATH=$PATH:/usr/local/go/bin:$HOME/go/bin" >> $HOME/.bash_profile
source $HOME/.bash_profile
[ ! -d $HOME/go/bin ] && mkdir -p $HOME/go/bin

Download & Build binary

Clone project repository

cd $HOME
rm -rf $HOME/junction
git clone https://github.com/airchains-network/junction.git
cd junction
git checkout v0.3.1

Build binaries

make install

Check version:

$HOME/go/bin/junctiond version --long | tail

result:

- pgregory.net/rapid@v1.1.0
- sigs.k8s.io/yaml@v1.4.0
build_tags: netgo,ledger
commit: 4e7ded5ecb7d8bcbe9976f74db87c33a679a165e
cosmos_sdk_version: v0.50.9
go: go version go1.22.10 linux/amd64
name: junction
server_name: junctiond
version: 0.3.1

Install Rust

curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
source $HOME/.cargo/env

Install Cosmovisor and create a service

Download and install Cosmovisor

cd $HOME
go install cosmossdk.io/tools/cosmovisor/cmd/cosmovisor@latest

Or

go install cosmossdk.io/tools/cosmovisor/cmd/cosmovisor@v1.6.0

Init & prepare for Upgrade Cosmovisor folder

DAEMON_HOME="$HOME/.junctiond/" DAEMON_NAME="junctiond" cosmovisor init $(which junctiond)

mkdir -p $HOME/.junctiond/cosmovisor/upgrades

echo "export DAEMON_NAME="junctiond"" >> $HOME/.bash_profile
echo "export DAEMON_HOME="$HOME/.junctiond/"" >> $HOME/.bash_profile
source $HOME/.bash_profile

INITIA NODE:

Set var:

with port=19xxx

echo "export WALLET="air01"" >> $HOME/.bash_profile
echo "export MONIKER="Moniker"" >> $HOME/.bash_profile
echo "export AIR2_CHAIN_ID="varanasi-1"" >> $HOME/.bash_profile
echo "export AIR2_PORT="19"" >> $HOME/.bash_profile
source $HOME/.bash_profile

CONFIG & INIT APP

Set node configuration

junctiond config set client chain-id $AIR2_CHAIN_ID
junctiond config set client keyring-backend test
junctiond config set client node tcp://localhost:${AIR2_PORT}657

Initialize the node

junctiond init "$MONIKER" --chain-id $AIR2_CHAIN_ID --default-denom uamf

Custom Port:

set custom ports in app.toml

sed -i.bak -e "s%:1317%:${AIR2_PORT}317%g;
s%:9090%:${AIR2_PORT}090%g" $HOME/.junctiond/config/app.toml

set custom ports in config.toml file

sed -i.bak -e "s%:26658%:${AIR2_PORT}658%g;
s%:26657%:${AIR2_PORT}657%g;
s%:6060%:${AIR2_PORT}060%g;
s%:26656%:${AIR2_PORT}656%g;
s%^external_address = \"\"%external_address = \"$(wget -qO- eth0.me):${AIR2_PORT}656\"%;
s%:26660%:${AIR2_PORT}660%g" $HOME/.junctiond/config/config.toml

Download genesis

curl -Ls https://github.com/airchains-network/junction-resources/releases/download/v1.0.0/genesis.json > $HOME/.junctiond/config/genesis.json

Add Peers

PEERS="029c4e417a43e902575484af0076f1bcd4f664a6@65.108.199.62:26656,06191564d031456191b8de7279964898dd2b4703@144.76.70.103:26656,0717ae4f3d7972249e332d3d866c9846126e1a88@65.109.113.242:26656,0b4e78189c9148dda5b1b98c6e46b764337558a3@91.227.33.18:26656,0b9bc2f3fc252e4c087ed495bdb43a372703fb8c@116.202.210.177:26656,0eca81d4ef4b0edb2b6286be377fc028e3325894@93.115.25.41:26656,11cafc2333de057db9ed2068abe667591734c910@172.17.0.4:26656,11d14c8b83eb86458bb38cae9793bc666de462d5@65.109.69.143:26656,16b77c7895b2ee9f2cb6cf6f07dc4842f8bba21c@95.216.69.94:26656,1b310865a19ef5702c868d6b2ed02260f32e00aa@62.171.150.24:26656,1e652aca0674d171c6c1374665c803a8f2b71204@65.109.139.81:26656,29393222027c6de4d0e1b84a5cfd23c7cb63c2e0@141.94.3.12:26656,2946a4da199efa7fe2d03df7959cc15c67fa7048@65.108.142.81:26656,300fa81dbe0f222709ee7b38675ea56525eea57f@23.111.187.102:26656,3039c0c3ba5f12ffe632e84706b52e960f5da595@65.21.202.124:26656,306e1cc0936111831eedfa861abe3989d04acc19@89.58.55.82:26656,30c4a03518f4a6078442ecbe5deb67486d374691@88.99.137.138:26656,35a520b713bcae607e9d77d0b61eb592b8311c81@192.168.0.115:26656,43c265128fd9be02721df03e8ba4bcf8c982a062@192.168.1.12:26656,470b085c56fc9ea908f21711a60df438a105ba83@158.220.108.41:26656,491b207473ce92a8449af71954668f15ec492f16@37.221.198.137:26656,4aaa6f76a1009feccffa90e8a00dd6343ca9b01f@152.53.49.146:26656,4eff6ecc2323811d18c7e06319b2d8bbf58590d1@65.108.233.73:26656,5084f8786711d7e28f6224ea4aa6fe27710cf833@49.13.86.82:26656,5510914e1271930d8f21352e1d887c5e239f4041@144.76.106.228:26656,58c12672d790e5bc9e81c2c11785ffa0340d06e5@135.181.181.59:26656,59ec34152ff7a6c139cc2f059a5a646f627dbb62@104.36.23.246:26656,5f7584b197d526133218e0a00e652c7e2fd90bad@10.99.17.1:26656,5fca9f076f6e0dd04dd52a8f704499efa749ba41@95.216.218.146:26656,6f074d348bee902c1c238d82d5b0c089e96fc6cf@37.27.123.200:26656,6f5fd7d39c41215287064f1c18de6a66aa9d0266@45.136.29.216:26656,6fd86c7f52a85627ffd25f14250931ee454847c2@5.9.116.21:26656,6fe5ac470f688bbe77b89ec19c05df754c73d6fb@136.243.90.254:26656,7158058bd9ceff5a566ebb67ae4ae0e6df63e8aa@65.108.11.119:26656,7607a19cb1ab6ed1c9422e7282dd28af2c44e8c9@94.130.143.184:26656,76f4b44562d26b75f2369c90ebc9f299857ea943@152.53.85.0:26656,7a6e3fb3fa19bd24a13a7b047e46114bb9e75ce9@136.243.1.83:26656,830e11da980d29cbcc0373bcfb7abb5bc959f935@157.180.6.152:26656,8632dbbbbd1653a1e5ef473cf0cea934f0c5b390@195.201.206.154:26656,87093ee57da60ce82b5e50d72e7dfaf9cf089f00@65.21.237.124:26656,8a465e0fa7932c810c698b697e70424f9e19dbb1@176.9.126.78:26656,8b6322b556aa3937bf61807cadffb4c414ef8acb@162.19.235.100:26656,8c229309660496e71b8a9d1edee46a18693b8e70@65.109.111.234:26656,8e19b2a3ad479ded2bd5325c00abaa3dd00de436@167.235.39.5:26656,8f14583b32e0440b13be66b99984bd2b32f16ae9@192.168.1.252:26656,92b005bd6993c806f3313ce2d5c90b23122efbe3@65.21.221.110:26656,943f57a87b8d28e3afa19ead8d05c4464bca5262@65.108.233.146:26656,94b81c733f3c5c6fc28459fd218d442cb1914809@65.109.109.52:26656,97027438ed3960132e22d39f343c2158ae7d749d@167.235.14.83:26656,99acdbfe0a48a086e2315f526fd3894e5b15c6fa@149.86.227.209:26656,99cc252725b21e4468be1500124235a0d277f3b9@205.209.125.118:26656,9ab814b8724a904f359eb83d2bd36847c2c651c5@65.109.57.180:26656,9b709b70af46e71d0f468db599b8d3eaeb9905fc@95.214.55.31:26656,9d15296103f422a20a9c8907607d4b9b9841c7cd@65.109.84.33:26756,9e48a557299866cba50bc016c209cc8046af4d8d@192.168.100.107:26656,a0498473845485ac0ae5f342a557af561ff69318@104.36.23.245:26656,a3ca966fe123692e1160c2f6e0daa4771ae53ae3@172.17.0.3:26656,a507eeb75650cf45fbf67563c44fe4d31f80cc87@89.147.102.4:26656,a54c8aeff87a8712e85c565135fe0d0d9d3daa2f@158.69.246.104:26656,a70fb14f1b0e38eec860c2d8e9ebe63dacd8fbc6@172.17.0.5:26656,aab8a9978e796a57c685370cc435775f71240d15@65.108.0.88:26656,b34f3a2bf66eead11042c1c34b4d95472310755f@144.217.68.182:26656,b5c5b41d7297e01cbe15b562cbb119e0daa2ddc2@5.9.65.165:26656,b6faf48235ee4c32e04fcd317c71b17fd33cf237@62.171.130.196:26656,b848bc968b50d0199ff8d6b8eb452b5a1c38c6e6@188.68.38.127:26656,c0f3abcd838aeb72f6c7a1c817407bfe021547f3@135.181.139.249:26656,c66d9fa69408b57926a89db99aeb3075444e29e2@135.181.178.120:26656,c8c748948d43498f6f365e3d563fd16308ba33a5@94.190.21.162:26656,ca449bd16b6cfa4e4d6e06fb5eea9a049d58cdac@192.168.100.54:26656,cb0293eb484f3f0249c14364fa5494f1f108227c@162.55.166.59:26656,cfb052e64e508f4b40f0ec07b52a31abfda82270@95.217.62.179:26656,d06ee0637597c62bbcd13dbe599cc22215b3f98d@135.181.215.60:26656,d498f8b7be74de9f3c0abca0db1d4cc2d1b91ea3@184.107.167.202:26656,d4fd89f3e5b96be9c1ebf86fb5f3d5dd4059332f@5.9.87.231:26656,d81fed17aa10d838a11dd9ed87b7fc5a927d70d8@23.88.39.26:26656,daed9cdd48468aae24661198c6326ddfa8ca403a@5.180.253.231:26656,db0ef38866b19583db494d7700908ab47c6eddf3@95.214.55.198:26656,db686fcfdf0b4676d601d5beb11faee5ad96bff1@37.27.71.199:28656,dc015f792ff24da176b0f444b104d00c204adbb0@188.40.85.207:26656,dcd1fd7584f3788ca87c3e316f02c4607ef4c036@40.160.4.62:26656,e1074610eec0641aeb7ac23b80e1ca77a7c5c26d@10.3.8.5:26656,e1b8b3a4a2c4c4e6ab73556a2b5532b82fd0fe58@173.249.60.133:26656,e2181efa7275cd008ef01929f6e69f02ac52dcba@65.109.23.55:26656,e8548511e5974be738b0f288997ac8013b7740d6@162.19.28.250:26656,e9093945ac737c4e2775c20a83d64dbeaad6320f@65.21.17.15:26656,ec7d3566e70f479a4a6dd98d1e02e8827cf34f76@72.251.3.24:56256,f0bbdf5b58dd1a75434c2ffc0389fd8a67417591@138.199.192.182:26656,f5de13c155a191dddd84f6605e04d1c726539e62@152.53.125.167:26656,f6f4944948adb69b16537995f2f881cb54d59653@185.232.70.33:26656,f84b41b95e828ee915aea19dd656cca7d39cf47b@192.168.50.220:26656,ff053ba60328ee9c31f17699f2febec4a8af96b2@152.53.66.234:26656"
sed -i 's|^persistent_peers *=.*|persistent_peers = "'$PEERS'"|' $HOME/.junctiond/config/config.toml

Set minimum gas price

sed -i 's|minimum-gas-prices =.*|minimum-gas-prices = "0.0025amf"|g' $HOME/.junctiond/config/app.toml

Set pruning

sed -i -e "s/^pruning *=.*/pruning = \"custom\"/" $HOME/.junctiond/config/app.toml 
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"100\"/" $HOME/.junctiond/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"30\"/" $HOME/.junctiond/config/app.toml

Disable indexer

sed -i -e "s/^indexer *=.*/indexer = \"null\"/" $HOME/.junctiond/config/config.toml

Enable Prometheus

sed -i -e "s/prometheus = false/prometheus = true/" $HOME/.junctiond/config/config.toml

Create service

sudo tee /etc/systemd/system/airchains2test.service > /dev/null << EOF
[Unit]
Description=Airchains Node
After=network-online.target

[Service]
User=$USER
ExecStart=$(which cosmovisor) run start
Restart=on-failure
RestartSec=10
LimitNOFILE=65535
Environment="DAEMON_NAME=junctiond"
Environment="DAEMON_HOME=$HOME/.junctiond"
Environment="UNSAFE_SKIP_BACKUP=true"
Environment="DAEMON_ALLOW_DOWNLOAD_BINARIES=true"
Environment="DAEMON_RESTART_AFTER_UPGRADE=true"

[Install]
WantedBy=multi-user.target
EOF

DOWNLOAD SNAPSHOT

Enable and start service

sudo systemctl daemon-reload
sudo systemctl enable airchains2test
sudo systemctl start airchains2test
sudo journalctl -u airchains2test -f --no-hostname -o cat

Remove node: Please, before proceeding with the next step! All chain data will be lost! Make sure you have backed up your priv_validator_key.json!

sudo systemctl stop airchains2test
sudo systemctl disable airchains2test
sudo rm -rf /etc/systemd/system/airchains2test.service
sudo systemctl daemon-reload
sudo rm -f $(which junctiond)
sudo rm -rf $HOME/.junctiond
sudo rm -rf $HOME/junction