sychonix

Chain ID: junction Block Height: Loading...

RPC Status:

Airchains

Airchains is distinct from RaaS providers because we built our own ZK circuit from the ground up, rather than relying on a third party. We also offer full EVM, SVM, and Cosmwasm support and interoperability, whereas RaaS providers are EVM-only.

RPC Endpoints

https://rpc-airchains-t.sychonix.com

API Endpoints

https://api-airchains-t.sychonix.com

Chain Explorer

https://explorer.sychonix.com/airchains-testnet

Installation

Install Dependencies

sudo apt update && sudo apt upgrade -y
sudo apt install curl iptables build-essential git wget jq make gcc nano tmux htop nvme-cli pkg-config libssl-dev libleveldb-dev tar clang bsdmainutils ncdu unzip libleveldb-dev aria2 -y

Install Go

VER="1.21.6"
sudo rm -rf /usr/local/go
curl -Ls https://go.dev/dl/go$VER.linux-amd64.tar.gz | sudo tar -xzf - -C /usr/local
echo "export PATH=$PATH:/usr/local/go/bin:$HOME/go/bin" >> $HOME/.bash_profile
source $HOME/.bash_profile
go version

- Install Binary

cd $HOME
wget https://github.com/airchains-network/junction/releases/download/v0.1.0/junctiond
chmod +x junctiond
sudo mv junctiond /usr/local/bin/

Initialize The Node

juntiond config node tcp://localhost:19657
junctiond config keyring-backend os
junctiond config chain-id junction
junctiond init "YourName" --chain-id junction

Download Genesis & Addrbook

curl -Ls https://snapshot.sychonix.com/testnet/airchains/genesis.json > $HOME/.junction/config/genesis.json
curl -Ls https://snapshot.sychonix.com/testnet/airchains/addrbook.json > $HOME/.junction/config/addrbook.json

Configure Seeds and Peers

sed -i -e 's|^seeds *=.*|seeds = "575e98598e9813a26576759c7ef70fd38d2516a4@junction-testnet-rpc.synergynodes.com:15656,04e2fdd6ec8f23729f24245171eaceae5219aa91@airchains-testnet-seed.itrocket.net:19656,aeaf101d54d47f6c99b4755983b64e8504f6132d@airchain-testnet-peer.dashnode.org:28656,bb26fc8cef05cee75d4cae3f25e17d74c7913967@airchains-t.seed.stavr.tech:4476,df949a46ae6529ae1e09b034b49716468d5cc7e9@testnet-seeds.stakerhouse.com:13756,48887cbb310bb854d7f9da8d5687cbfca02b9968@35.200.245.190:26656,60133849b4c83531eb2d835970035a0f08868658@65.109.93.124:28156,df2a56a208821492bd3d04dd2e91672657c79325@airchain-testnet-peer.cryptonode.id:27656,04e2fdd6ec8f23729f24245171eaceae5219aa91@airchains-testnet-seed.itrocket.net:19656,3dc2f101876e1a26730f99c06a5a2eb6e2cc2349@65.21.69.53:33656"|' $HOME/.junction/config/config.toml

Update Port Configuration

sed -i -e "s%:1317%:19617%; s%:8080%:19680%; s%:9090%:19690%; s%:9091%:19691%; s%:8545%:19645%; s%:8546%:19646%; s%:6065%:19665%" $HOME/.junction/config/app.toml
sed -i -e "s%:26658%:19658%; s%:26657%:19657%; s%:6060%:19660%; s%:26656%:19656%; s%:26660%:19661%" $HOME/.junction/config/config.toml

Customize Pruning

sed -i \
  -e 's|^pruning *=.*|pruning = "custom"|' \
  -e 's|^pruning-keep-recent *=.*|pruning-keep-recent = "100"|' \
  -e 's|^pruning-interval *=.*|pruning-interval = "17"|' \
  $HOME/.junction/config/app.toml

Set Minimum Gas Price, Enable Prometheus, and Disable the Indexer

sed -i -e "s|^minimum-gas-prices *=.*|minimum-gas-prices = \"0.00025amf\"|" $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 testnet node
After=network-online.target
[Service]
User=$USER
ExecStart=$(which junctiond) start
Restart=always
RestartSec=3
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF

Download Current Snapshot

curl "https://snapshot.sychonix.com/testnet/airchains/airchains-snapshot.tar.lz4" | lz4 -dc - | tar -xf - -C "$HOME/.junction"

Enable the Service and Start the Node

sudo systemctl daemon-reload
sudo systemctl enable junctiond.service
sudo systemctl restart junctiond.service && sudo journalctl -u junctiond.service -f --no-hostname -o cat

Rollup DA

Install dependencies

sudo apt update && sudo apt upgrade -y
sudo apt install -y curl git jq lz4 build-essential cmake perl automake autoconf libtool wget libssl-dev

Install Go

ver="1.22.3" && \
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$ver.linux-amd64.tar.gz" && \
echo "export PATH=$PATH:/usr/local/go/bin:$HOME/go/bin" >> $HOME/.bash_profile && \
source $HOME/.bash_profile && \
go version

Install Packages

git clone https://github.com/airchains-network/evm-station.git

git clone https://github.com/airchains-network/tracks.git

Setting Up and Running the EVM Station

cd evm-station

go mod tidy

Running the Project and save privatekey

/bin/bash ./scripts/local-setup.sh

Create env file

nano ~/.rollup-env

MONIKER="localtestnet"
KEYRING="test"
KEYALGO="eth_secp256k1"
LOGLEVEL="info"
HOMEDIR="$HOME/.evmosd"
TRACE=""
BASEFEE=1000000000
CONFIG=$HOMEDIR/config/config.toml
APP_TOML=$HOMEDIR/config/app.toml
GENESIS=$HOMEDIR/config/genesis.json
TMP_GENESIS=$HOMEDIR/config/tmp_genesis.json
VAL_KEY="mykey"

Create a service file Evmos

sudo tee /etc/systemd/system/rolld.service > /dev/null << EOF
[Unit]
Description=ZK
After=network.target
[Service]
User=$USER
EnvironmentFile=/$HOME/.rollup-env
ExecStart=/$HOME/evm-station/build/station-evm start —metrics "" —log_level info —json-rpc.api eth,txpool,personal,net,debug,web3 —chain-id “stationevm_1234-1”
Restart=always
RestartSec=3
[Install]
WantedBy=multi-user.target
EOF

Change the Port in app.toml to 0.0.0.0

nano $HOME/.evmosd/config/app.toml

Enable Service and Start Evmos

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

Get the Evmos Private Key and Keep it Safe

/bin/bash ./scripts/local-keys.sh

Install Eigen DA

cd $HOME
wget https://github.com/airchains-network/tracks/releases/download/v0.0.2/eigenlayer
mkdir -p $HOME/go/bin
chmod +x $HOME/eigenlayer
mv $HOME/eigenlayer $HOME/go/bin

Generate operator keys with ECDSA type

eigenlayer operator keys create --key-type ecdsa

Setting Up and Running Tracks

cd tracks

go mod tidy

Initiate Sequencer

go run cmd/main.go init --daRpc "disperser-holesky.eigenda.xyz" --daKey "PUBLICHEX" --daType "eigen" --moniker "MONIKER" --stationRpc "http://127.0.0.1:8545" --stationAPI "http://127.0.0.1:8545" --stationType "evm"

Create Keys for Junction

go run cmd/main.go keys junction --accountName  --accountPath $HOME/.tracks/junction-accounts/keys

keep it in a safe place

Fund Keys for Junction Testnet Navigate to the Switchyard faucet in the Airchains Discord and follow the provided steps to obtain Switchyard tokens for funding the keys. Initiate Prover

go run cmd/main.go prover v1EVM

Create Station on Junction Locate the node ID in the ~/.track/config/sequencer.toml configuration file.

nano ~/.tracks/config/sequencer.toml

go run cmd/main.go create-station --accountName  --accountPath $HOME/.tracks/junction-accounts/keys --jsonRPC "https://junction-testnet-rpc.synergynodes.com/" --info "EVM Track" --tracks  --bootstrapNode "/ip4//tcp/2300/p2p/"

Create and run node with systemd

sudo tee /etc/systemd/system/stationd.service > /dev/null << EOF
[Unit]
Description=station track service
After=network-online.target
[Service]
User=$USER
WorkingDirectory=/$HOME/tracks/
ExecStart=/usr/local/go/bin/go run cmd/main.go start
Restart=always
RestartSec=3
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF

sudo systemctl daemon-reload
sudo systemctl enable stationd
sudo systemctl restart stationd
sudo journalctl -u stationd -f --no-hostname -o cat

All done, now just tx using your RPC.

Upgrade

No chain upgrades scheduled yet.

API

https://api-airchains-t.sychonix.com

RPC

https://rpc-airchains-t.sychonix.com

Snapshot

Stop Service

sudo systemctl stop junctiond

Back up priv_validator_state.json

cp ~/.junction/data/priv_validator_state.json  ~/.junction/priv_validator_state.json

junctiond tendermint unsafe-reset-all --home $HOME/.junction --keep-addr-book

curl https://snapshot.sychonix.com/testnet/airchains/airchains-snapshot.tar.lz4 | lz4 -dc - | tar -xf - -C $HOME/.junction

mv $HOME/.junction/priv_validator_state.json.backup $HOME/.junction/data/priv_validator_state.json

sudo systemctl restart junctiond && sudo journalctl -u junctiond -f -o cat

Addrbook

curl -Ls https://snapshot.sychonix.com/testnet/airchains/addrbook.json > $HOME/.junction/config/addrbook.json

Genesis

curl -Ls https://snapshot.sychonix.com/testnet/airchains/genesis.json > $HOME/.junction/config/genesis.json

CLI Cheatsheet

Wallet Management

Create New Wallet

junctiond keys add

Recovery New Wallet

junctiond keys add  --recover

List All Wallet

junctiond keys list

Delete Wallet

junctiond keys delete

Export Wallet

junctiond keys export

Import key

junctiond keys import .backup

Check balance

junctiond q bank balances $(junctiond keys show  -a)

Validator Management

Moniker

Identity

Details

Website

Security Contact

Contact

Amount

Commission

Create New Validator

junctiond tx staking create-validator \
--amount=1000000amf \
--pubkey=$(junctiond tendermint show-validator) \
--moniker="" \
--identity="" \
--details="" \
--website="" \
--security-contact= \
--chain-id=junction \
--commission-rate=0.05 \
--commission-max-rate=0.20 \
--commission-max-change-rate=0.01 \
--min-self-delegation=1 \
--gas-prices 0.00025amf \
--gas "auto" \
--gas-adjustment "1.5" \
--from wallet \
-y

Edit Validator

New Moniker

New identity

New Details

New Website

junctiond tx staking edit-validator \
--new-moniker="" \
--identity="" \
--details="" \
--website="" \
--chain-id=junction \
--commission-rate=0.07 \
--from wallet \
--gas=auto \
--gas-prices 0.00025amf \
-y

Unjail Validator

junctiond tx slashing unjail --from wallet --chain-id junction --gas auto --gas-adjustment 1.5

Jail Reason

junctiond query slashing signing-info $(junctiond tendermint show-validator)

View validator details

junctiond q staking validator $(junctiond keys show wallet --bech val -a)

Get Denom Info

junctiond q bank denom-metadata -oj | jq

Get Sync Status

junctiond status 2>&1 | jq -r '.SyncInfo.catching_up // .sync_info.catching_up'

Get Latest Height

junctiond status 2>&1 | jq -r '.SyncInfo.latest_block_height // .sync_info.latest_block_height'

Token Management

Withdraw rewards from all validators

junctiond tx distribution withdraw-all-rewards --from wallet --chain-id junction --gas auto --gas-adjustment 1.5 --gas-prices 0.00025amf -y

Withdraw commission and rewards from your validator

junctiond tx distribution withdraw-rewards $(junctiond keys show wallet --bech val -a) --commission --from wallet --chain-id junction --gas auto --gas-adjustment 1.5 --gas-prices 0.00025amf -y

Delegate tokens to yourself

junctiond tx staking delegate $(junctiond keys show wallet --bech val -a) 1000000amf --from wallet --chain-id junction --gas auto --gas-adjustment 1.5 --gas-prices 0.00025amf -y

Redelegate tokens to another validator

junctiond tx staking redelegate $(junctiond keys show wallet --bech val -a)  1000000amf --from wallet --chain-id junction --gas auto --gas-adjustment 1.5 --gas-prices 0.00025amf -y

Delegate tokens to validator

junctiond tx staking delegate  1000000amf --from  --chain-id junction --gas auto --gas-adjustment 1.5 --gas-prices 0.00025amf -y

Unbond tokens from your validator

junctiond tx staking unbond $(junctiond keys show wallet --bech val -a) 1000000amf --from wallet --chain-id junction --gas auto --gas-adjustment 1.5 --gas-prices 0.00025amf -y

Send tokens to Any wallet

junctiond tx bank send wallet  1000000amf --from wallet --chain-id junction --gas auto --gas-adjustment 1.5 --gas-prices 0.00025amf -y

Service Management

Reload Services

sudo systemctl daemon-reload

Enable Service

sudo systemctl enable junctiond

Disable Service

sudo systemctl disable junctiond

Run Service

sudo systemctl start junctiond

Stop Service

sudo systemctl stop junctiond

Restart Service

sudo systemctl restart junctiond

Check Service Status

sudo systemctl status junctiond

Check Service Logs

sudo journalctl -u junctiond -f --no-hostname -o cat

Custom Port

CUSTOM_PORT=
sed -i.bak -e "s%^proxy_app = \"tcp://127.0.0.1:26658\"%proxy_app = \"tcp://127.0.0.1:${CUSTOM_PORT}658\"%; s%^laddr = \"tcp://127.0.0.1:26657\"%laddr = \"tcp://127.0.0.1:${CUSTOM_PORT}657\"%; s%^pprof_laddr = \"localhost:6060\"%pprof_laddr = \"localhost:${CUSTOM_PORT}060\"%; s%^laddr = \"tcp://0.0.0.0:26656\"%laddr = \"tcp://0.0.0.0:${CUSTOM_PORT}656\"%; s%^prometheus_listen_addr = \":26660\"%prometheus_listen_addr = \":${CUSTOM_PORT}660\"%" $HOME/.junction/config/config.toml
sed -i.bak -e "s%^address = \"tcp://0.0.0.0:1317\"%address = \"tcp://0.0.0.0:${CUSTOM_PORT}317\"%; s%^address = \":8080\"%address = \":${CUSTOM_PORT}080\"%; s%^address = \"0.0.0.0:9090\"%address = \"0.0.0.0:${CUSTOM_PORT}090\"%; s%^address = \"0.0.0.0:9091\"%address = \"0.0.0.0:${CUSTOM_PORT}091\"%" $HOME/.junction/config/app.toml

Remove Node

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