#!/bin/bash # Example script for using the god committee to update # the params of a module using dynamic values provided # via environment variables or set during script execution # stop the script on first error encountered # and enable debug logging of all script steps set -ex ######## EXAMPLE VALUES ######### # setup values used by the script, in github actions these # are set as environment variables when running seed scripts CHAIN_API_URL=https://rpc.app.internal.testnet.us-east.production.kava.io:443 CHAIN_ID=kava_2221-17000 MULTICHAIN_wBTC_CONTRACT_ADDRESS=0x288429bc07B8d030ba418bb30F170327F9fBE502 MULTICHAIN_USDC_CONTRACT_ADDRESS=0xBb304f44b7EFD865361F2AD973d8ebA433893ABC MULTICHAIN_USDT_CONTRACT_ADDRESS=0xA637F4CECbA91Ad19075bA3d330cd95f694B1707 AXL_USDC_CONTRACT_ADDRESS=0x7a5DBf8e6ac1F6aCCF14f5B4E88b21EAA04c983d AXL_WBTC_CONTRACT_ADDRESS=0x7d2Ee2914324d5D4dC33A5c295E720659D5F3fA7 wETH_CONTRACT_ADDRESS=0x5d6D67a665C9F169B0f9436E05B11108C1606043 ######## EXAMPLE VALUES ######### # configure kava binary to talk to the desired chain endpoint kava config node "${CHAIN_API_URL}" kava config chain-id "${CHAIN_ID}" # use the test keyring to allow scriptng key generation kava config keyring-backend test # wait for transactions to be committed per CLI command kava config broadcast-mode sync # setup god's wallet echo "${KAVA_TESTNET_GOD_MNEMONIC}" | kava keys add --recover god # create template string for the proposal we want to enact # https://kava-labs.atlassian.net/wiki/spaces/ENG/pages/1228537857/Submitting+Governance+Proposals+WIP PARAM_CHANGE_PROP_TEMPLATE=$(cat <<'END_HEREDOC' { "@type": "/cosmos.params.v1beta1.ParameterChangeProposal", "title": "Set Initial ERC-20 Contracts", "description": "Set Initial ERC-20 Contracts", "changes": [ { "subspace": "evmutil", "key": "EnabledConversionPairs", "value": "[{\"kava_erc20_address\":\"MULTICHAIN_USDC_CONTRACT_ADDRESS\",\"denom\":\"erc20/multichain/usdc\"},{\"kava_erc20_address\":\"MULTICHAIN_USDT_CONTRACT_ADDRESS\",\"denom\":\"erc20/multichain/usdt\"},{\"kava_erc20_address\":\"MULTICHAIN_wBTC_CONTRACT_ADDRESS\",\"denom\":\"erc20/multichain/btc\"},{\"kava_erc20_address\":\"AXL_USDC_CONTRACT_ADDRESS\",\"denom\":\"erc20/axelar/usdc\"},{\"kava_erc20_address\":\"wBTC_CONTRACT_ADDRESS\",\"denom\":\"erc20/axelar/wbtc\"},{\"kava_erc20_address\":\"wETH_CONTRACT_ADDRESS\",\"denom\":\"erc20/axelar/eth\"}]" } ] } END_HEREDOC ) # substitute freshly deployed contract addresses finalProposal=$PARAM_CHANGE_PROP_TEMPLATE finalProposal="${finalProposal/MULTICHAIN_USDC_CONTRACT_ADDRESS/$MULTICHAIN_USDC_CONTRACT_ADDRESS}" finalProposal="${finalProposal/MULTICHAIN_USDT_CONTRACT_ADDRESS/$MULTICHAIN_USDT_CONTRACT_ADDRESS}" finalProposal="${finalProposal/MULTICHAIN_wBTC_CONTRACT_ADDRESS/$MULTICHAIN_wBTC_CONTRACT_ADDRESS}" finalProposal="${finalProposal/AXL_USDC_CONTRACT_ADDRESS/$AXL_USDC_CONTRACT_ADDRESS}" finalProposal="${finalProposal/AXL_WBTC_CONTRACT_ADDRESS/$AXL_WBTC_CONTRACT_ADDRESS}" finalProposal="${finalProposal/wETH_CONTRACT_ADDRESS/$wETH_CONTRACT_ADDRESS}" # create unique proposal filename proposalFileName="$(date +%s)-proposal.json" touch $proposalFileName # save proposal as file to disk echo "$finalProposal" > $proposalFileName # snapshot original module params originalEvmUtilParams=$(curl https://api.app.internal.testnet.us-east.production.kava.io/kava/evmutil/v1beta1/params) printf "original evm util module params\n %s" , "$originalEvmUtilParams" # change the params of the chain like a god - make it so 🖖🏽 # make sure to update god committee member permissions for the module # and params being updated (see below for example) # https://github.com/0glabs/0g-chain/pull/1556/files#diff-0bd6043650c708661f37bbe6fa5b29b52149e0ec0069103c3954168fc9f12612R900-R903 kava tx committee submit-proposal 1 "$proposalFileName" --gas 2000000 --gas-prices 0.01ukava --from god -y # fetch current module params updatedEvmUtilParams=$(curl https://api.app.internal.testnet.us-east.production.kava.io/kava/evmutil/v1beta1/params) printf "updated evm util module params\n %s" , "$updatedEvmUtilParams"