Files
pezkuwi-subxt/cumulus/scripts/create_coretime_westend_spec.sh
T
Dónal Murray 99234440f0 Add broker pallet to coretime-westend (#3272)
This brings functionality to Westend's Coretime Chain runtime, where
previously it was not much more than a shell.

It is assumed that the Coretime pallet will have the same index in the
Westend runtime as it does in Rococo for the runtime calls.

TODO:
- [x] Generate chainspec
- [x] Regenerate weights
- [x] Check hardcoded RuntimeCall weights against relay weights for
transacts

Aura key generation: https://github.com/paritytech/devops/issues/2725

---------

Co-authored-by: command-bot <>
Co-authored-by: Bastian Köcher <git@kchr.de>
Co-authored-by: Anton Vilhelm Ásgeirsson <antonva@users.noreply.github.com>
2024-02-16 13:05:15 +00:00

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#!/usr/bin/env bash
usage() {
echo Usage:
echo "$1 <srtool compressed runtime path>"
echo "$2 <para_id>"
echo "e.g.: ./cumulus/scripts/create_coretime_westend_spec.sh ./target/release/wbuild/coretime-westend-runtime/coretime_westend_runtime.compact.compressed.wasm 1005"
exit 1
}
if [ -z "$1" ]; then
usage
fi
if [ -z "$2" ]; then
usage
fi
set -e
rt_path=$1
para_id=$2
echo "Generating chain spec for runtime: $rt_path and para_id: $para_id"
binary="./target/release/polkadot-parachain"
# build the chain spec we'll manipulate
$binary build-spec --chain coretime-westend-dev > chain-spec-plain.json
# convert runtime to hex
cat $rt_path | od -A n -v -t x1 | tr -d ' \n' > rt-hex.txt
# replace the runtime in the spec with the given runtime and set some values to production
# Related issue for bootNodes, invulnerables, and session keys: https://github.com/paritytech/devops/issues/2725
cat chain-spec-plain.json | jq --rawfile code rt-hex.txt '.genesis.runtimeGenesis.code = ("0x" + $code)' \
| jq '.name = "Westend Coretime"' \
| jq '.id = "coretime-westend"' \
| jq '.chainType = "Live"' \
| jq '.bootNodes = [
"/dns/westend-coretime-collator-0.parity-testnet.parity.io/tcp/30333/p2p/12D3KooWP93Dzk8T7GWxyWw9jhLcz8Pksokk3R9vL2eEH337bNkT",
"/dns/westend-coretime-collator-1.parity-testnet.parity.io/tcp/30333/p2p/12D3KooWMh2imeAzsZKGQgm2cv6Uoep3GBYtwGfujt1bs5YfVzkH"
]' \
| jq '.relay_chain = "westend"' \
| jq --argjson para_id $para_id '.para_id = $para_id' \
| jq --argjson para_id $para_id '.genesis.runtimeGenesis.patch.parachainInfo.parachainId = $para_id' \
| jq '.genesis.runtimeGenesis.patch.balances.balances = []' \
| jq '.genesis.runtimeGenesis.patch.collatorSelection.invulnerables = [
"5GKXTtB7RG3mLJ2kT4AkDXoxvKCFDVUdwyRmeMEbX3gBwcGi",
"5DknBCD1h49nc8eqnm6XtHz3bMQm5hfMuGYcLenRfCmpnBJG"
]' \
| jq '.genesis.runtimeGenesis.patch.session.keys = [
[
"5GKXTtB7RG3mLJ2kT4AkDXoxvKCFDVUdwyRmeMEbX3gBwcGi",
"5GKXTtB7RG3mLJ2kT4AkDXoxvKCFDVUdwyRmeMEbX3gBwcGi",
{
"aura": "5GKXTtB7RG3mLJ2kT4AkDXoxvKCFDVUdwyRmeMEbX3gBwcGi"
}
],
[
"5DknBCD1h49nc8eqnm6XtHz3bMQm5hfMuGYcLenRfCmpnBJG",
"5DknBCD1h49nc8eqnm6XtHz3bMQm5hfMuGYcLenRfCmpnBJG",
{
"aura": "5DknBCD1h49nc8eqnm6XtHz3bMQm5hfMuGYcLenRfCmpnBJG"
}
]
]' \
> edited-chain-spec-plain.json
# build a raw spec
$binary build-spec --chain edited-chain-spec-plain.json --raw > chain-spec-raw.json
cp edited-chain-spec-plain.json coretime-westend-spec.json
cp chain-spec-raw.json ./cumulus/parachains/chain-specs/coretime-westend.json
cp chain-spec-raw.json coretime-westend-spec-raw.json
# build genesis data
$binary export-genesis-state --chain chain-spec-raw.json > coretime-westend-genesis-head-data
# build genesis wasm
$binary export-genesis-wasm --chain chain-spec-raw.json > coretime-westend-wasm
# cleanup
rm -f rt-hex.txt
rm -f chain-spec-plain.json
rm -f chain-spec-raw.json
rm -f edited-chain-spec-plain.json