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chain-spec-builder: cleanup (paritytech#2174)
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This PR removes:
-  `New`, `Generate`, `Edit` commands,
- `kitchensink` dependency
from the `chain-spec-builder` util.

New `convert-to-raw`, `update-code` commands were added.

Additionally renames the `runtime` command (which was added in paritytech#1256) to
`create`.

---------

Co-authored-by: Sebastian Kunert <[email protected]>
Co-authored-by: Bastian Köcher <[email protected]>
Co-authored-by: command-bot <>
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3 people authored Nov 21, 2023
1 parent 027524e commit 18fb2c3
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7 changes: 0 additions & 7 deletions substrate/bin/utils/chain-spec-builder/Cargo.toml
Original file line number Diff line number Diff line change
Expand Up @@ -20,15 +20,8 @@ name = "chain-spec-builder"
crate-type = ["rlib"]

[dependencies]
ansi_term = "0.12.1"
clap = { version = "4.4.6", features = ["derive"] }
rand = "0.8"
kitchensink-runtime = { version = "3.0.0-dev", path = "../../node/runtime" }
log = "0.4.17"
node-cli = { package = "staging-node-cli", path = "../../node/cli" }
sc-chain-spec = { path = "../../../client/chain-spec" }
sc-keystore = { path = "../../../client/keystore" }
serde_json = "1.0.108"
sp-core = { path = "../../../primitives/core" }
sp-keystore = { path = "../../../primitives/keystore" }
sp-tracing = { version = "10.0.0", path = "../../../primitives/tracing" }
127 changes: 31 additions & 96 deletions substrate/bin/utils/chain-spec-builder/bin/main.rs
Original file line number Diff line number Diff line change
Expand Up @@ -17,125 +17,60 @@
// along with this program. If not, see <https://www.gnu.org/licenses/>.

use chain_spec_builder::{
generate_authority_keys_and_store, generate_chain_spec, generate_chain_spec_for_runtime,
print_seeds, ChainSpecBuilder, ChainSpecBuilderCmd, EditCmd, GenerateCmd, NewCmd, VerifyCmd,
generate_chain_spec_for_runtime, ChainSpecBuilder, ChainSpecBuilderCmd, ConvertToRawCmd,
UpdateCodeCmd, VerifyCmd,
};
use clap::Parser;
use node_cli::chain_spec;
use rand::{distributions::Alphanumeric, rngs::OsRng, Rng};
use sc_chain_spec::{update_code_in_json_chain_spec, GenericChainSpec};
use sp_core::{crypto::Ss58Codec, sr25519};
use staging_chain_spec_builder as chain_spec_builder;
use std::fs;

fn main() -> Result<(), String> {
sp_tracing::try_init_simple();

let builder = ChainSpecBuilder::parse();
#[cfg(build_type = "debug")]
if matches!(builder.command, ChainSpecBuilderCmd::Generate(_) | ChainSpecBuilderCmd::New(_)) {
println!(
"The chain spec builder builds a chain specification that includes a Substrate runtime \
compiled as WASM. To ensure proper functioning of the included runtime compile (or run) \
the chain spec builder binary in `--release` mode.\n",
);
}

let chain_spec_path = builder.chain_spec_path.to_path_buf();
let mut write_chain_spec = true;

let chain_spec_json = match builder.command {
ChainSpecBuilderCmd::Generate(GenerateCmd {
authorities,
nominators,
endowed,
keystore_path,
}) => {
let authorities = authorities.max(1);
let rand_str = || -> String {
OsRng.sample_iter(&Alphanumeric).take(32).map(char::from).collect()
};

let authority_seeds = (0..authorities).map(|_| rand_str()).collect::<Vec<_>>();
let nominator_seeds = (0..nominators).map(|_| rand_str()).collect::<Vec<_>>();
let endowed_seeds = (0..endowed).map(|_| rand_str()).collect::<Vec<_>>();
let sudo_seed = rand_str();

print_seeds(&authority_seeds, &nominator_seeds, &endowed_seeds, &sudo_seed);

if let Some(keystore_path) = keystore_path {
generate_authority_keys_and_store(&authority_seeds, &keystore_path)?;
}

let nominator_accounts = nominator_seeds
.into_iter()
.map(|seed| {
chain_spec::get_account_id_from_seed::<sr25519::Public>(&seed).to_ss58check()
})
.collect();

let endowed_accounts = endowed_seeds
.into_iter()
.map(|seed| {
chain_spec::get_account_id_from_seed::<sr25519::Public>(&seed).to_ss58check()
})
.collect();

let sudo_account =
chain_spec::get_account_id_from_seed::<sr25519::Public>(&sudo_seed).to_ss58check();

generate_chain_spec(authority_seeds, nominator_accounts, endowed_accounts, sudo_account)
match builder.command {
ChainSpecBuilderCmd::Create(cmd) => {
let chain_spec_json = generate_chain_spec_for_runtime(&cmd)?;
fs::write(chain_spec_path, chain_spec_json).map_err(|err| err.to_string())?;
},
ChainSpecBuilderCmd::New(NewCmd {
authority_seeds,
nominator_accounts,
endowed_accounts,
sudo_account,
}) =>
generate_chain_spec(authority_seeds, nominator_accounts, endowed_accounts, sudo_account),
ChainSpecBuilderCmd::Runtime(cmd) => generate_chain_spec_for_runtime(&cmd),
ChainSpecBuilderCmd::Edit(EditCmd {
ChainSpecBuilderCmd::UpdateCode(UpdateCodeCmd {
ref input_chain_spec,
ref runtime_wasm_path,
convert_to_raw,
}) => {
let chain_spec = GenericChainSpec::<()>::from_json_file(input_chain_spec.clone())?;

let mut chain_spec_json =
serde_json::from_str::<serde_json::Value>(&chain_spec.as_json(convert_to_raw)?)
serde_json::from_str::<serde_json::Value>(&chain_spec.as_json(false)?)
.map_err(|e| format!("Conversion to json failed: {e}"))?;
if let Some(path) = runtime_wasm_path {
update_code_in_json_chain_spec(
&mut chain_spec_json,
&fs::read(path.as_path())
.map_err(|e| format!("Wasm blob file could not be read: {e}"))?[..],
);
}

serde_json::to_string_pretty(&chain_spec_json)
.map_err(|e| format!("to pretty failed: {e}"))
update_code_in_json_chain_spec(
&mut chain_spec_json,
&fs::read(runtime_wasm_path.as_path())
.map_err(|e| format!("Wasm blob file could not be read: {e}"))?[..],
);

let chain_spec_json = serde_json::to_string_pretty(&chain_spec_json)
.map_err(|e| format!("to pretty failed: {e}"))?;
fs::write(chain_spec_path, chain_spec_json).map_err(|err| err.to_string())?;
},
ChainSpecBuilderCmd::Verify(VerifyCmd { ref input_chain_spec, ref runtime_wasm_path }) => {
write_chain_spec = false;
ChainSpecBuilderCmd::ConvertToRaw(ConvertToRawCmd { ref input_chain_spec }) => {
let chain_spec = GenericChainSpec::<()>::from_json_file(input_chain_spec.clone())?;
let mut chain_spec_json =

let chain_spec_json =
serde_json::from_str::<serde_json::Value>(&chain_spec.as_json(true)?)
.map_err(|e| format!("Conversion to json failed: {e}"))?;
if let Some(path) = runtime_wasm_path {
update_code_in_json_chain_spec(
&mut chain_spec_json,
&fs::read(path.as_path())
.map_err(|e| format!("Wasm blob file could not be read: {e}"))?[..],
);
};
serde_json::to_string_pretty(&chain_spec_json)
.map_err(|e| format!("to pretty failed: {e}"))
},
}?;

if write_chain_spec {
fs::write(chain_spec_path, chain_spec_json).map_err(|err| err.to_string())
} else {
Ok(())
}
let chain_spec_json = serde_json::to_string_pretty(&chain_spec_json)
.map_err(|e| format!("Conversion to pretty failed: {e}"))?;
fs::write(chain_spec_path, chain_spec_json).map_err(|err| err.to_string())?;
},
ChainSpecBuilderCmd::Verify(VerifyCmd { ref input_chain_spec }) => {
let chain_spec = GenericChainSpec::<()>::from_json_file(input_chain_spec.clone())?;
let _ = serde_json::from_str::<serde_json::Value>(&chain_spec.as_json(true)?)
.map_err(|e| format!("Conversion to json failed: {e}"))?;
},
};
Ok(())
}
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