Node Installation

Hardware requirements The following requirements are recommended for running DHEALTH:

• 6 or more physical CPU cores

• At least 1TB of SSD disk storage

• At least 16GB of memory (RAM)

• At least 500mbps network bandwidth

Manual Installation

# Update & install dependencies
sudo apt update && sudo apt upgrade -y
sudo apt install clang pkg-config libssl-dev curl git wget htop tmux build-essential jq make lz4 gcc unzip -y


# Install Go
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
go version


# Set Vars
MONIKER=<YOUR_MONIKER_NAME_GOES_HERE>
echo "export MONIKER=$MONIKER" >> $HOME/.bash_profile
echo "export DHEALTH_CHAIN_ID="dhealth"" >> $HOME/.bash_profile
echo "export DHEALTH_PORT="7"" >> $HOME/.bash_profile
source $HOME/.bash_profile


# Install CosmWasm
sudo wget -P /usr/lib https://github.com/CosmWasm/wasmvm/releases/download/v1.3.0/libwasmvm.x86_64.so


# Download Binary
cd $HOME
wget https://snapshot.syanodes.my.id/dhealthd
chmod +x dhealthd
mv dhealthd $HOME/go/bin/
dhealthd version


# Config and Init App
dhealthd config node tcp://localhost:${DHEALTH_PORT}657
dhealthd config chain-id $DHEALTH_CHAIN_ID
dhealthd init $MONIKER --chain-id $DHEALTH_CHAIN_ID


# Add Genesis File and Addrbook
wget -O $HOME/.dhealth/config/genesis.json https://testnet-files.syanodes.my.id/dhealth-m-genesis.json
wget -O $HOME/.dhealth/config/addrbook.json https://testnet-files.syanodes.my.id/dhealth-m-addrbook.json


#Configure Seeds and Peers
SEEDS=""
PEERS="[email protected]:26656,[email protected]:26656"
sed -i -e "s/^seeds *=.*/seeds = \"$SEEDS\"/; s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/.dhealth/config/config.toml
sed -i -e 's|^indexer *=.*|indexer = "null"|' $HOME/.dhealth/config/config.toml
sed -i 's|^prometheus *=.*|prometheus = true|' $HOME/.dhealth/config/config.toml


# Config Pruning
pruning="custom"
pruning_keep_recent="100"
pruning_keep_every="0"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.dhealth/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.dhealth/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.dhealth/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.dhealth/config/app.toml


# Set Custom Port
sed -i.bak -e "s%:1317%:${DHEALTH_PORT}317%g;
s%:8080%:${DHEALTH_PORT}080%g;
s%:9090%:${DHEALTH_PORT}090%g;
s%:9091%:${DHEALTH_PORT}091%g;
s%:8545%:${DHEALTH_PORT}545%g;
s%:8546%:${DHEALTH_PORT}546%g;
s%:6065%:${DHEALTH_PORT}065%g" $HOME/.dhealth/config/app.toml
sed -i.bak -e "s%:26658%:${DHEALTH_PORT}658%g;
s%:26657%:${DHEALTH_PORT}657%g;
s%:6060%:${DHEALTH_PORT}060%g;
s%:26656%:${DHEALTH_PORT}656%g;
s%^external_address = \"\"%external_address = \"$(wget -qO- eth0.me):${DHEALTH_PORT}656\"%;
s%:26660%:${DHEALTH_PORT}660%g" $HOME/.dhealth/config/config.toml



# Set Service File
sudo tee /etc/systemd/system/dhealthd.service > /dev/null <<EOF
[Unit]
Description=dhealth-mainnet
After=network-online.target

[Service]
User=$USER
ExecStart=$(which dhealthd) start --home $HOME/.dhealth
Restart=on-failure
RestartSec=3
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF


# Enable and Start Service
sudo systemctl daemon-reload
sudo systemctl enable dhealthd
sudo systemctl start dhealthd
sudo journalctl -fu dhealthd -o cat

Auto Installation

wget https://snapshot.syanodes.my.id/auto/mainnet/dhealth_auto && chmod +x dhealth_auto && ./dhealth_auto