# Installation #### Setup Server ```bash # Update Packages and Install Prerequisites sudo apt update && apt upgrade -y sudo apt install curl git jq lz4 build-essential unzip fail2ban ufw -y ``` ```bash # Set Firewall sudo ufw default allow outgoing sudo ufw default deny incoming sudo ufw allow ssh sudo ufw allow 9100 ``` ```bash # Enable Firewall sudo ufw enable ``` #### Install Elys Daemon ``` # Install elys through repository cd $HOME rm -rf elys git clone https://github.com/elys-network/elys.git elys cd elys git checkout v2.3.0 make install ``` #### Setting Up Your Node ``` # config elysd config chain-id elys-1 elysd config keyring-backend file # init, make sure to change your NodeName elysd init NodeName --chain-id elys-1 # Add Genesis File and Addrbook curl -Ls https://snapshots.indonode.net/elys/genesis.json > $HOME/.elys/config/genesis.json curl -Ls https://snapshots.indonode.net/elys/addrbook.json > $HOME/.elys/config/addrbook.json # Configure Seeds and Peers PEERS="8186ee0b11f74bb7e28f99b6c27dff498904bb68@185.119.118.114:6000,6a748ef8164e501223c830c0ad79b331a05ef16a@141.94.199.25:36442,ba252ed5b0ee59a80f1c147dc43c27dc17e9a54e@51.83.140.142:30856,e93fbb087acb7c0f8ca850a796310bb745b510b6@23.227.223.249:26656,303c2632596a00cdec34205ab612f33def631b49@195.154.100.227:56656,d71d3bce45274bf8354298042674a08c778f6d27@202.61.243.56:22056,d95bdf717eb751667586b5e31083770630742038@65.109.58.158:22156,c8703ffc49271d7951aebce09e8419f1066b89af@65.108.30.59:32656,1d079e8b757b21b390f3eca0880ca03f7f90d8f0@95.217.143.167:20656,12f932304c5d8c60280cec4bf0dcf4e4b99e454f@169.0.32.67:26656,380048bb45143b2b87c540c772886f5a08bae344@86.90.185.145:26156,36a24ccff963cd7339ec3178e4a5ad33c285d553@149.56.240.152:26656,6aaf6c59af92adde0ef65cdb43ce281609ad348a@37.27.53.176:22056,77b3ee6202e3508f705229bbb068f8199275bd29@65.108.71.137:22056,637077d431f618181597706810a65c826524fd74@65.109.111.111:22056,45afc781e9afa4dfe6db2f2afedd1e476eac2fb3@23.227.222.185:32556,6185b8cbf01c697d116c84378eecc8f433024065@144.76.115.182:26656,d9bfa29e0cf9c4ce0cc9c26d98e5d97228f93b0b@37.27.61.38:15356,b4fca2e4f5c017a817d36b2a8e214b74dc436e7f@65.109.23.55:31126,df2b8a0137aba24ec652ccb8e44a2823a67c56c5@144.76.217.47:26656,b6f3ed7ecefdaad90be7b963ba75eb583c367f0c@135.181.238.225:10056,43699fd956ac02a90aed34ed49b6da125a2b55ab@144.76.217.227:26656,2b8417ec0e27025a10b494a71b92349e5e38487c@65.109.115.172:22056,c5f791d8385a5d7e946f2fc659489fd4c8e51fbd@73.40.158.140:33656,60209d3b252bd07229530d4d64591a181b7f0483@65.109.25.246:31056,89000b116f3f9485ab091b1ab5513b70fc2f9c08@91.134.9.162:22056,9b9dee928a174bcd0272be9127f5f455d418d6b2@102.182.201.193:26656,e1b058e5cfa2b836ddaa496b10911da62dcf182e@164.152.161.168:26656,e726816f42831689eab9378d5d577f1d06d25716@169.155.171.162:26656,b42c60adafb47b19f0b36c58985364a897db6b85@65.109.26.242:22056,db9a5cd7e5adcfad626a416db390567ae0d840b1@149.102.155.91:22056,1af6af8fa99d70c3f3a69ae48d30c8d8a52dbf7b@64.120.114.5:22056,effbd226550543e98baa7c8b3aa0e5b5d6a9a3c6@164.152.161.131:32556,6a7b53154be0d4a161bdc732b0fecdf6c4da810c@65.109.30.116:6000,1da47479beaf73dd16195eb35e56d643ec4c8885@213.239.198.181:46656,36d9c4dcdee38411d680f897481322bcb7e10aa8@65.108.75.179:41656,3f30f68cb08e4dae5dd76c5ce77e6e1a15084346@167.235.21.165:36656" sed -i -e "s|^persistent_peers *=.*|persistent_peers = \"$PEERS\"|" $HOME/.elys/config/config.toml ``` #### Setting Pruning, Minimum Gas Prices and Indexer (Optional) ``` sed -i \ -e 's|^pruning *=.*|pruning = "custom"|' \ -e 's|^pruning-keep-recent *=.*|pruning-keep-recent = "100"|' \ -e 's|^pruning-keep-every *=.*|pruning-keep-every = "0"|' \ -e 's|^pruning-interval *=.*|pruning-interval = "19"|' \ $HOME/.elys/config/app.toml sed -i -e 's|^indexer *=.*|indexer = "null"|' $HOME/.elys/config/config.toml sed -i -e "s|^minimum-gas-prices *=.*|minimum-gas-prices = \"0.0003uelys\"|" $HOME/.elys/config/app.toml ``` Setup Cosmovisor ``` // install cosmovisor go install cosmossdk.io/tools/cosmovisor/cmd/cosmovisor@latest // make genesis directory mkdir -p ~/.elys/cosmovisor/genesis/bin // make upgrades directory mkdir -p ~/.elys/cosmovisor/upgrades // get elys daemon location which elysd // you should now getting the elysd location, for example like: ~/go/bin/elysd // copy to genesis directory cp YourBinaryLocation ~/.elys/cosmovisor/genesis/bin/ ``` #### Running as services with cosmovisor 
// Get your cosmovisor binary location
which cosmovisor
// you should now getting the cosmovisor location, for example like: ~/go/bin/cosmovisor
// save this cosmovisor binary location

// create services
sudo nano /etc/systemd/system/elysd.service
{% code title="elysd.service" %} ``` [Unit] Description=Elys Network node After=network.target [Service] Type=simple Restart=on-failure RestartSec=5 User=YOUR_USERNAME ExecStart=YOUR_COSMOVISOR_BINARY_LOCATION run start LimitNOFILE=65535 Environment="DAEMON_NAME=elysd" Environment="DAEMON_HOME=YOUR_DATA_FOLDER/.elys" Environment="DAEMON_ALLOW_DOWNLOAD_BINARIES=false" Environment="DAEMON_RESTART_AFTER_UPGRADE=true" Environment="UNSAFE_SKIP_BACKUP=true" [Install] WantedBy=multi-user.target ``` {% endcode %} \*\*save the file, make sure to change YOUR\_USERNAME, YOUR\_COSMOVISOR\_BINARY\_LOCATION, YOUR\_DATA\_FOLDER. ``` // Reload Daemon sudo systemctl daemon-reload // Enable Services systemctl enable elysd.service // To check logs, use: journalctl -fu elysdd ``` *** Using Snapshots ``` sudo apt update sudo apt-get install snapd lz4 -y ``` The latest snapshot : `elys_snapshot_(todaydate).tar.lz4` `for example filename:` elys\_snapshot\_2025-04-17.tar.lz4 ``` // Download curl -L https://green.codeblocklabs.com/mainnet/elys/elys_snapshot_(todaydate).tar.lz4 | tar -Ilz4 -xf - -C $HOME/.elys ``` {% hint style="info" %} **Useful Tips**\ \&#xNAN;*Check Version:* elysd version --long *CHECK STATUS BINARY:* systemctl status elysd \ \&#xNAN;*CHECK RUNNING LOGS:* journalctl -fu elysd -o cat \ \&#xNAN;*CHECK LOCAL STATUS:* curl -s localhost:26657/status | jq .result.sync\_info {% endhint %} --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://documentation.codeblocklabs.com/blockchain-nodes/elys/installation.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.