💾Node Installation

Dymension Testnet guide

dymension

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EXPLORER

• Minimum hardware requirements:

Node Type	CPU	RAM	Storage
Testnet	4	8GB	150GB

1) Auto_install script

wget -O dym https://raw.githubusercontent.com/111STAVR111/props/main/Dymension/Testnet/dym && chmod +x dym && ./dym

2) Manual installation

Preparing the server

sudo apt update && sudo apt upgrade -y
sudo apt install curl tar wget clang pkg-config libssl-dev jq build-essential bsdmainutils git make ncdu gcc git jq chrony liblz4-tool -y

GO 1.21.6

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

Build 11.01.24

cd $HOME
git clone https://github.com/dymensionxyz/dymension.git
cd dymension
git checkout v2.0.0-alpha.8
make install

🟢UPDATE🟢 11.01.24

cd $HOME/dymension
git pull
git checkout v2.0.0-alpha.8
make install
dymd version --long | grep -e commit -e version
#commit: 080bbb9ede90170f84a3f4f3665c179ea8742716
#version: v2.0.0-alpha.8
systemctl restart dymd && journalctl -u dymd -f -o cat

dymd version --long | grep -e commit -e version

• version: v2.0.0-alpha.8

• commit: 080bbb9ede90170f84a3f4f3665c179ea8742716

dymd init STAVR_guide --chain-id=froopyland_100-1
dymd config chain-id froopyland_100-1

Create/recover wallet

dymd keys add <walletname>
        OR
dymd keys add <walletname> --recover

Download Genesis

wget https://raw.githubusercontent.com/111STAVR111/props/main/Dymension/Testnet/genesis.json -O $HOME/.dymension/config/genesis.json

sha256sum $HOME/.dymension/config/genesis.json

• 2c39abf9fd87222fc3b8178763e1c0e250029a445a3775b3507e88140910049e

Set up the minimum gas price and Peers/Seeds/Filter peers/MaxPeers

sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0.0udym\"/;" ~/.dymension/config/app.toml
external_address=$(wget -qO- eth0.me) 
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.dymension/config/config.toml
peers="e7857b8ed09bd0101af72e30425555efa8f4a242@148.251.177.108:20556,3410e9bc9c429d6f35e868840f6b7a0ccb29020b@46.4.5.45:20556"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.dymension/config/config.toml
seeds="[e-mail]:20556"
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.dymension/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.dymension/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME/.dymension/config/config.toml

Pruning (optional)

pruning="custom"
pruning_keep_recent="1000"
pruning_keep_every="0"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.dymension/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.dymension/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.dymension/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.dymension/config/app.toml

Indexer (optional)

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

Download addrbook

wget -O $HOME/.dymension/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Dymension/Testnet/addrbook.json"

Create a service file

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

[Service]
User=$USER
ExecStart=$(which dymd) start
Restart=on-failure
RestartSec=3
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF

StateSync Dymension Testnet (⚠️Temporarily stopped⚠️)

SNAP_RPC=https://dym.rpc.t.stavr.tech:443
peers="[e-mail]:17086"
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.dymension/config/config.toml
LATEST_HEIGHT=$(curl -s $SNAP_RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 100)); \
TRUST_HASH=$(curl -s "$SNAP_RPC/block?height=$BLOCK_HEIGHT" | jq -r .result.block_id.hash)

echo $LATEST_HEIGHT $BLOCK_HEIGHT $TRUST_HASH

sed -i.bak -E "s|^(enable[[:space:]]+=[[:space:]]+).*$|\1true| ; \
s|^(rpc_servers[[:space:]]+=[[:space:]]+).*$|\1\"$SNAP_RPC,$SNAP_RPC\"| ; \
s|^(trust_height[[:space:]]+=[[:space:]]+).*$|\1$BLOCK_HEIGHT| ; \
s|^(trust_hash[[:space:]]+=[[:space:]]+).*$|\1\"$TRUST_HASH\"| ; \
s|^(seeds[[:space:]]+=[[:space:]]+).*$|\1\"\"|" $HOME/.dymension/config/config.toml
dymd tendermint unsafe-reset-all --home /root/.dymension
wget -O $HOME/.dymension/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Dymension/Testnet/addrbook.json"
systemctl restart dymd && journalctl -u dymd -f -o cat

SnapShot Testnet (every 5 hours) (⚠️Temporarily stopped⚠️)

cd $HOME
apt install lz4
sudo systemctl stop dymd
cp $HOME/.dymension/data/priv_validator_state.json $HOME/.dymension/priv_validator_state.json.backup
rm -rf $HOME/.dymension/data
curl -o - -L http://dymension.snapshot.stavr.tech:1019/dymension/dymension-snap.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.dymension --strip-components 2
mv $HOME/.dymension/priv_validator_state.json.backup $HOME/.dymension/data/priv_validator_state.json
wget -O $HOME/.dymension/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Dymension/Testnet/addrbook.json"
sudo systemctl restart dymd && journalctl -u dymd -f -o cat

Start

sudo systemctl daemon-reload
sudo systemctl enable dymd
sudo systemctl restart dymd && sudo journalctl -u dymd -f -o cat

Create validator

dymd tx staking create-validator \
--commission-rate 0.1 \
--commission-max-rate 1 \
--commission-max-change-rate 1 \
--min-self-delegation "1000000" \
--amount 1000000udym \
--pubkey $(dymd tendermint show-validator) \
--from <wallet> \
--moniker="STAVRguide" \
--chain-id="froopyland_100-1" \
--identity="" \
--website="" \
--details="" -y

🧩Services and Tools🧩

Delete node

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

Sync Info

dymd status 2>&1 | jq .SyncInfo

NodeINfo

dymd status 2>&1 | jq .NodeInfo

Check node logs

sudo journalctl -u dymd -f -o cat

Check Balance

dymd query bank balances dym...addressjkl1yjgn7z09ua9vms259j