Function sc_cli::utils::format_seed

source · 
pub fn format_seed<P: Pair>(seed: SeedFor<P>) -> String
Expand description

formats seed as hex

Examples found in repository?
src/commands/vanity.rs (line 106)
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fn generate_key<Pair>(
	desired: &str,
	network_override: Ss58AddressFormat,
) -> Result<String, &'static str>
where
	Pair: sp_core::Pair,
	Pair::Public: IdentifyAccount,
	<Pair::Public as IdentifyAccount>::AccountId: Ss58Codec,
{
	println!("Generating key containing pattern '{}'", desired);

	let top = 45 + (desired.len() * 48);
	let mut best = 0;
	let mut seed = Pair::Seed::default();
	let mut done = 0;

	loop {
		if done % 100000 == 0 {
			OsRng.fill_bytes(seed.as_mut());
		} else {
			next_seed(seed.as_mut());
		}

		let p = Pair::from_seed(&seed);
		let ss58 = p.public().into_account().to_ss58check_with_version(network_override);
		let score = calculate_score(desired, &ss58);
		if score > best || desired.len() < 2 {
			best = score;
			if best >= top {
				println!("best: {} == top: {}", best, top);
				return Ok(utils::format_seed::<Pair>(seed.clone()))
			}
		}
		done += 1;

		if done % good_waypoint(done) == 0 {
			println!("{} keys searched; best is {}/{} complete", done, best, top);
		}
	}
}
More examples
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src/commands/utils.rs (line 86)
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pub fn print_from_uri<Pair>(
	uri: &str,
	password: Option<SecretString>,
	network_override: Option<Ss58AddressFormat>,
	output: OutputType,
) where
	Pair: sp_core::Pair,
	Pair::Public: Into<MultiSigner>,
{
	let password = password.as_ref().map(|s| s.expose_secret().as_str());
	let network_id = String::from(unwrap_or_default_ss58_version(network_override));
	if let Ok((pair, seed)) = Pair::from_phrase(uri, password) {
		let public_key = pair.public();
		let network_override = unwrap_or_default_ss58_version(network_override);

		match output {
			OutputType::Json => {
				let json = json!({
					"secretPhrase": uri,
					"networkId": network_id,
					"secretSeed": format_seed::<Pair>(seed),
					"publicKey": format_public_key::<Pair>(public_key.clone()),
					"ss58PublicKey": public_key.to_ss58check_with_version(network_override),
					"accountId": format_account_id::<Pair>(public_key),
					"ss58Address": pair.public().into().into_account().to_ss58check_with_version(network_override),
				});
				println!(
					"{}",
					serde_json::to_string_pretty(&json).expect("Json pretty print failed")
				);
			},
			OutputType::Text => {
				println!(
					"Secret phrase:       {}\n  \
					Network ID:        {}\n  \
					Secret seed:       {}\n  \
					Public key (hex):  {}\n  \
					Account ID:        {}\n  \
					Public key (SS58): {}\n  \
					SS58 Address:      {}",
					uri,
					network_id,
					format_seed::<Pair>(seed),
					format_public_key::<Pair>(public_key.clone()),
					format_account_id::<Pair>(public_key.clone()),
					public_key.to_ss58check_with_version(network_override),
					pair.public().into().into_account().to_ss58check_with_version(network_override),
				);
			},
		}
	} else if let Ok((pair, seed)) = Pair::from_string_with_seed(uri, password) {
		let public_key = pair.public();
		let network_override = unwrap_or_default_ss58_version(network_override);

		match output {
			OutputType::Json => {
				let json = json!({
					"secretKeyUri": uri,
					"networkId": network_id,
					"secretSeed": if let Some(seed) = seed { format_seed::<Pair>(seed) } else { "n/a".into() },
					"publicKey": format_public_key::<Pair>(public_key.clone()),
					"ss58PublicKey": public_key.to_ss58check_with_version(network_override),
					"accountId": format_account_id::<Pair>(public_key),
					"ss58Address": pair.public().into().into_account().to_ss58check_with_version(network_override),
				});
				println!(
					"{}",
					serde_json::to_string_pretty(&json).expect("Json pretty print failed")
				);
			},
			OutputType::Text => {
				println!(
					"Secret Key URI `{}` is account:\n  \
					Network ID:        {} \n \
					Secret seed:       {}\n  \
					Public key (hex):  {}\n  \
					Account ID:        {}\n  \
					Public key (SS58): {}\n  \
					SS58 Address:      {}",
					uri,
					network_id,
					if let Some(seed) = seed { format_seed::<Pair>(seed) } else { "n/a".into() },
					format_public_key::<Pair>(public_key.clone()),
					format_account_id::<Pair>(public_key.clone()),
					public_key.to_ss58check_with_version(network_override),
					pair.public().into().into_account().to_ss58check_with_version(network_override),
				);
			},
		}
	} else if let Ok((public_key, network)) = Pair::Public::from_string_with_version(uri) {
		let network_override = network_override.unwrap_or(network);

		match output {
			OutputType::Json => {
				let json = json!({
					"publicKeyUri": uri,
					"networkId": String::from(network_override),
					"publicKey": format_public_key::<Pair>(public_key.clone()),
					"accountId": format_account_id::<Pair>(public_key.clone()),
					"ss58PublicKey": public_key.to_ss58check_with_version(network_override),
					"ss58Address": public_key.to_ss58check_with_version(network_override),
				});

				println!(
					"{}",
					serde_json::to_string_pretty(&json).expect("Json pretty print failed")
				);
			},
			OutputType::Text => {
				println!(
					"Public Key URI `{}` is account:\n  \
					 Network ID/Version: {}\n  \
					 Public key (hex):   {}\n  \
					 Account ID:         {}\n  \
					 Public key (SS58):  {}\n  \
					 SS58 Address:       {}",
					uri,
					String::from(network_override),
					format_public_key::<Pair>(public_key.clone()),
					format_account_id::<Pair>(public_key.clone()),
					public_key.to_ss58check_with_version(network_override),
					public_key.to_ss58check_with_version(network_override),
				);
			},
		}
	} else {
		println!("Invalid phrase/URI given");
	}
}