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Airchains

Airchains is a revolutionary multichain zkFHE privacy-focused modular framework that enables seamless interoperability between EVM, SVM, and Cosmwasm networks. It allows developers to build customizable zero-knowledge rollups with built-in privacy features and flexible data availability options through a low-code deployment process

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RPC

https://rpc-airchains-varanasi.catsmile.space

API

https://api-airchains-varanasi.catsmile.space/

Explorer

https://testnet.itrocket.net/airchains/staking/airvaloper1uyc83x7v00d0c07lmfcrjcmdh3g8etcqvufykm
🟢 Live

Minimum Hardware :

OS CPU RAM SSD
Ubuntu 22.04 4 8 200 GB

install go, if needed

cd $HOME
VER="1.21.6"
wget "https://golang.org/dl/go$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 ~/.bash_profile ] && touch ~/.bash_profile
echo "export PATH=$PATH:/usr/local/go/bin:~/go/bin" >> ~/.bash_profile
source $HOME/.bash_profile
[ ! -d ~/go/bin ] && mkdir -p ~/go/bin

set vars

echo "export WALLET="wallet"" >> $HOME/.bash_profile
echo "export MONIKER="test"" >> $HOME/.bash_profile
echo "export AIRCHAIN_CHAIN_ID="junction"" >> $HOME/.bash_profile
echo "export AIRCHAIN_PORT="19"" >> $HOME/.bash_profile
source $HOME/.bash_profile

download binary

cd $HOME
wget -O junctiond https://github.com/airchains-network/junction/releases/download/v0.3.1/junctiond-linux-amd64
chmod +x junctiond
mv junctiond $HOME/go/bin/

config and init app

junctiond init $MONIKER --chain-id $AIRCHAIN_CHAIN_ID 
sed -i -e "s|^node *=.*|node = \"tcp://localhost:${AIRCHAIN_PORT}657\"|" $HOME/.junction/config/client.toml

download genesis and addrbook

wget -O $HOME/.junctiond/config/genesis.json https://server-7.itrocket.net/testnet/airchains_v/genesis.json
wget -O $HOME/.junctiond/config/addrbook.json https://server-7.itrocket.net/testnet/airchains_v/addrbook.json

set seeds and peers

SEEDS="97cadd453fa35cee05f72611fdb15a49112575cb@airchains_v-testnet-seed.itrocket.net:19656@airchains-testnet-seed.itrocket.net:19656"
PEERS="79f26210777e84efb600bf776c32615a72675d9f@airchains_v-testnet-peer.itrocket.net:19656,8c229309660496e71b8a9d1edee46a18693b8e70@65.109.111.234:19656,db686fcfdf0b4676d601d5beb11faee5ad96bff1@37.27.71.199:28656,f84b41b95e828ee915aea19dd656cca7d39cf47b@37.17.244.207:33656,0b4e78189c9148dda5b1b98c6e46b764337558a3@91.227.33.18:19656,4eff6ecc2323811d18c7e06319b2d8bbf58590d1@65.108.233.73:19656,b43f7c96bb780d9ac535d3c1f78092cf8c455e85@104.36.23.246:26656,b107bf75ca12c4f5fa544390e27f8104b13c7f1b@[2001:41d0:1004:1596::1]:13756,d55b5d55e89d22c2b8dcaeb09b001b3b068af91d@37.27.127.145:63656,ca0a4b67fd6ffd6a70ea8d0e3c8d284de0f8222f@37.27.132.57:19656,859485b13c2d8ab3888ffc11d1c506d78f681317@5.9.116.21:26756"
sed -i -e "/^\[p2p\]/,/^\[/{s/^[[:space:]]*seeds *=.*/seeds = \"$SEEDS\"/}" \
       -e "/^\[p2p\]/,/^\[/{s/^[[:space:]]*persistent_peers *=.*/persistent_peers = \"$PEERS\"/}" $HOME/.junctiond/config/config.toml"
sed -i -e "s/^seeds *=.*/seeds = \"$SEEDS\"/; s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/.junction/config/config.toml

set custom ports in app.toml

sed -i.bak -e "s%:1317%:${AIRCHAIN_PORT}317%g;
s%:8080%:${AIRCHAIN_PORT}080%g;
s%:9090%:${AIRCHAIN_PORT}090%g;
s%:9091%:${AIRCHAIN_PORT}091%g;
s%:8545%:${AIRCHAIN_PORT}545%g;
s%:8546%:${AIRCHAIN_PORT}546%g;
s%:6065%:${AIRCHAIN_PORT}065%g" $HOME/.junction/config/app.toml

set custom ports in config.toml file

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

config pruning

sed -i -e "s/^pruning *=.*/pruning = \"custom\"/" $HOME/.junction/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"100\"/" $HOME/.junction/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"50\"/" $HOME/.junction/config/app.toml

set minimum gas price, enable prometheus and disable indexing

sed -i 's|minimum-gas-prices =.*|minimum-gas-prices = "0.001amf"|g' $HOME/.junction/config/app.toml
sed -i -e "s/prometheus = false/prometheus = true/" $HOME/.junction/config/config.toml
sed -i -e "s/^indexer *=.*/indexer = \"null\"/" $HOME/.junction/config/config.toml

create service file

sudo tee /etc/systemd/system/junctiond.service > /dev/null <<EOF
[Unit]
Description=Airchains node
After=network-online.target
[Service]
User=$USER
WorkingDirectory=$HOME/.junction
ExecStart=$(which junctiond) start --home $HOME/.junction
Restart=on-failure
RestartSec=5
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF

enable and start service

sudo systemctl daemon-reload
sudo systemctl enable junctiond
sudo systemctl restart junctiond && sudo journalctl -u junctiond -f

Create New Validator

junctiond tx staking create-validator \
--amount 1000000amf \
--from $WALLET \
--commission-rate 0.1 \
--commission-max-rate 0.2 \
--commission-max-change-rate 0.01 \
--min-self-delegation 1 \
--pubkey $(junctiond tendermint show-validator) \
--moniker "$MONIKER" \
--identity "" \
--details "nice node" \
--chain-id junction \
--fees 200amf \
-y

Delegate

junctiond tx staking delegate $(junctiond keys show $WALLET --bech val -a) 1000000amf --from $WALLET --chain-id junction --fees 200amf -y

Unjail

junctiond tx slashing unjail --from $WALLET --chain-id junction --fees 200amf -y

Delete node

sudo systemctl stop junctiond
sudo systemctl disable junctiond
sudo rm -rf /etc/systemd/system/junctiond.service
sudo rm $(which junctiond)
sudo rm -rf $HOME/.junction
sed -i "/AIRCHAIN_/d" $HOME/.bash_profile