Tether Token

The source code of Tether USDT contract.

Packages

rust : curl https://sh.rustup.rs -sSf | sh or manually https://forge.rust-lang.org/infra/other-installation-methods.html

near-cli : npm i -g near-cli

MetaData

Meta data can be set after deploy, however it can also be adjusted before compile/build by modifing the details listed under the function pub fn new_default_meta on line 66 in src/lib.rs

Build

Add Rust wasm32 target:

rustup target add wasm32-unknown-unknown

Build the contract:

cargo build --target wasm32-unknown-unknown --release

cargo test

Deploy

On sandbox:

Install sandbox:

npm install -g near-sandbox
near-sandbox --home /tmp/near-sandbox init
near-sandbox --home /tmp/near-sandbox run

Deploy:

$ near deploy --wasmFile target/wasm32-unknown-unknown/release/tether_token.wasm --initFunction new_default_meta --initArgs '{"owner_id": "usdt.near", "1000000000000000000"}' --accountId test.near --networkId sandbox --nodeUrl http://0.0.0.0:3030 --keyPath /tmp/near-sandbox/validator_key.json

On mainnet:

Note on address ownership/deploy:

--accountId= : This will be the address the contract is deployed to and the community will use to interact with the token. It should have ~ 25 Near to deploy the contract (1 Near / 100kb , deployed contract ~ 2MB)

owner_id : This should be the Multi Safe multisig address for admin management

$ near deploy --wasmFile target/wasm32-unknown-unknown/release/tether_token.wasm --initFunction new_default_meta --initArgs '{"owner_id": "tether-admin-id.multisafe.near", "total_supply":  "0"}' --accountId=usdt.tether-token.near --networkId=mainnet --nodeUrl=https://rpc.mainnet.near.org