gdev.rs

// Copyright 2021 Axiom-Team
//
// This file is part of Duniter-v2S.
//
// Duniter-v2S is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, version 3 of the License.
//
// Duniter-v2S is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with Duniter-v2S. If not, see <https://www.gnu.org/licenses/>.

use super::*;
use common_runtime::constants::*;
use common_runtime::entities::IdtyData;
use common_runtime::*;
use gdev_runtime::{
    opaque::SessionKeys, AccountConfig, AccountId, AuthorityMembersConfig, BabeConfig, CertConfig,
    GenesisConfig, IdentityConfig, ImOnlineId, MembershipConfig, ParametersConfig, SessionConfig,
    SmithCertConfig, SmithMembershipConfig, SudoConfig, SystemConfig, TechnicalCommitteeConfig,
    UniversalDividendConfig, WASM_BINARY,
};
use sc_service::ChainType;
use sp_authority_discovery::AuthorityId as AuthorityDiscoveryId;
use sp_consensus_babe::AuthorityId as BabeId;
use sp_core::{sr25519, Encode};
use sp_finality_grandpa::AuthorityId as GrandpaId;

pub type AuthorityKeys = (
    AccountId,
    GrandpaId,
    BabeId,
    ImOnlineId,
    AuthorityDiscoveryId,
);

pub type ChainSpec = sc_service::GenericChainSpec<GenesisConfig>;

type GenesisParameters = gdev_runtime::GenesisParameters<u32, u32, u64>;

const TOKEN_DECIMALS: usize = 2;
const TOKEN_SYMBOL: &str = "ĞD";
// The URL for the telemetry server.
// const STAGING_TELEMETRY_URL: &str = "wss://telemetry.polkadot.io/submit/";

/// Generate an authority keys.
pub fn get_authority_keys_from_seed(s: &str) -> AuthorityKeys {
    (
        get_account_id_from_seed::<sr25519::Public>(s),
        get_from_seed::<GrandpaId>(s),
        get_from_seed::<BabeId>(s),
        get_from_seed::<ImOnlineId>(s),
        get_from_seed::<AuthorityDiscoveryId>(s),
    )
}

/// Generate session keys
fn get_session_keys_from_seed(s: &str) -> SessionKeys {
    let authority_keys = get_authority_keys_from_seed(s);
    session_keys(
        authority_keys.1,
        authority_keys.2,
        authority_keys.3,
        authority_keys.4,
    )
}

/// get environment variable
pub fn get_env<T: std::str::FromStr>(env_var_name: &'static str, default_value: T) -> T {
    std::env::var(env_var_name)
        .map_or(Ok(default_value), |s| s.parse())
        .unwrap_or_else(|_| panic!("{} must be a {}", env_var_name, std::any::type_name::<T>()))
}

/// make session keys struct
pub fn session_keys(
    grandpa: GrandpaId,
    babe: BabeId,
    im_online: ImOnlineId,
    authority_discovery: AuthorityDiscoveryId,
) -> SessionKeys {
    SessionKeys {
        grandpa,
        babe,
        im_online,
        authority_discovery,
    }
}

/// generate development chainspec with Alice validator
pub fn development_chain_spec() -> Result<ChainSpec, String> {
    let wasm_binary = WASM_BINARY.ok_or_else(|| "Development wasm not available".to_string())?;
    gen_genesis_data::generate_genesis_data(
        json_file_path.to_owned(),
        |genesis_data| {
            ChainSpec::from_genesis(
                // Name
                "Development",
                // ID
                "gdev",
                // chain type
                sc_service::ChainType::Development,
                // constructor
                move || genesis_data_to_gdev_genesis_conf(genesis_data.clone(), wasm_binary),
                // Bootnodes
                vec![],
                // Telemetry
                None,
                // Protocol ID
                None,
                //Fork ID
                None,
                // Properties
                Some(
                    serde_json::json!({
                        "tokenDecimals": TOKEN_DECIMALS,
                        "tokenSymbol": TOKEN_SYMBOL,
                    })
                    .as_object()
                    .expect("must be a map")
                    .clone(),
                ),
                // Extensions
                None,
            )
        },
        Some((
            "Alice".to_owned(),
            get_session_keys_from_seed("Alice").encode(),
        )),
    )
}

/// generate chainspecs used for benchmarks
pub fn benchmark_chain_spec() -> Result<ChainSpec, String> {
    let wasm_binary = WASM_BINARY.ok_or_else(|| "Development wasm not available".to_string())?;
    gen_genesis_data::generate_genesis_data_for_benchmark_chain(
        // Initial authorities len
        1,
        // Initial smiths members len
        3,
        // Inital identities len
        4,
        // Sudo account
        get_account_id_from_seed::<sr25519::Public>("Alice"),
        true,
        |genesis_data| {
            ChainSpec::from_genesis(
                // Name
                "Development",
                // ID
                "gdev-benchmark",
                ChainType::Development,
                // constructor
                move || genesis_data_to_gdev_genesis_conf(genesis_data.clone(), wasm_binary),
                // Bootnodes
                vec![],
                // Telemetry
                None,
                // Protocol ID
                None,
                //Fork ID
                None,
                // Properties
                Some(
                    serde_json::json!({
                        "tokenDecimals": TOKEN_DECIMALS,
                        "tokenSymbol": TOKEN_SYMBOL,
                    })
                    .as_object()
                    .expect("must be a map")
                    .clone(),
                ),
                // Extensions
                None,
            )
        },
    )
}

/// generate live network chainspecs
pub fn gen_live_conf(json_file_path: &str) -> Result<ChainSpec, String> {
    let wasm_binary = WASM_BINARY.ok_or_else(|| "wasm not available".to_string())?;

    super::gen_genesis_data::generate_genesis_data(
        json_file_path.to_owned(),
        |genesis_data| {
            ChainSpec::from_genesis(
                // Name
                "Ğdev",
                // ID
                "gdev",
                sc_service::ChainType::Live,
                move || genesis_data_to_gdev_genesis_conf(genesis_data.clone(), wasm_binary),
                // Bootnodes
                vec![],
                // Telemetry
                Some(
                    sc_service::config::TelemetryEndpoints::new(vec![(
                        "wss://telemetry.polkadot.io/submit/".to_owned(),
                        0,
                    )])
                    .expect("invalid telemetry endpoints"),
                ),
                // Protocol ID
                Some("gdev2"),
                //Fork ID
                None,
                // Properties
                Some(
                    serde_json::json!({
                        "tokenDecimals": TOKEN_DECIMALS,
                        "tokenSymbol": TOKEN_SYMBOL,
                    })
                    .as_object()
                    .expect("must be a map")
                    .clone(),
                ),
                // Extensions
                None,
            )
        },
        None,
    )
}

/// generate local network chainspects
pub fn local_testnet_config(
    initial_authorities_len: usize,
    initial_smiths_len: usize,
    initial_identities_len: usize,
) -> Result<ChainSpec, String> {
    let wasm_binary = WASM_BINARY.ok_or_else(|| "wasm not available".to_string())?;
    gen_genesis_data::generate_genesis_data_for_local_chain(
        // Initial authorities len
        initial_authorities_len,
        // Initial smiths len,
        initial_smiths_len,
        // Initial identities len
        initial_identities_len,
        // Sudo account
        get_account_id_from_seed::<sr25519::Public>("Alice"),
        true,
        |genesis_data| {
            ChainSpec::from_genesis(
                // Name
                "Ğdev Local Testnet",
                // ID
                "gdev_local",
                ChainType::Local,
                // constructor
                move || genesis_data_to_gdev_genesis_conf(genesis_data.clone(), wasm_binary),
                // Bootnodes
                vec![],
                // Telemetry
                None,
                // Protocol ID
                None,
                //Fork ID
                None,
                // Properties
                Some(
                    serde_json::json!({
                        "tokenDecimals": TOKEN_DECIMALS,
                        "tokenSymbol": TOKEN_SYMBOL,
                    })
                    .as_object()
                    .expect("must be a map")
                    .clone(),
                ),
                // Extensions
                None,
            )
        },
    )
}

/// custom genesis
fn genesis_data_to_gdev_genesis_conf(
    genesis_data: super::gen_genesis_data::GenesisData<GenesisParameters, SessionKeys>,
    wasm_binary: &[u8],
) -> gdev_runtime::GenesisConfig {
    let super::gen_genesis_data::GenesisData {
        accounts,
        certs_by_receiver,
        first_ud,
        first_ud_reeval,
        identities,
        initial_authorities,
        initial_monetary_mass,
        memberships,
        parameters,
        session_keys_map,
        smith_certs_by_receiver,
        smith_memberships,
        sudo_key,
        technical_committee_members,
        ud,
    } = genesis_data;

    gdev_runtime::GenesisConfig {
        system: SystemConfig {
            // Add Wasm runtime to storage.
            code: wasm_binary.to_vec(),
        },
        account: AccountConfig { accounts },
        parameters: ParametersConfig { parameters },
        authority_discovery: Default::default(),
        authority_members: AuthorityMembersConfig {
            initial_authorities,
        },
        balances: Default::default(),
        babe: BabeConfig {
            authorities: Vec::with_capacity(0),
            epoch_config: Some(BABE_GENESIS_EPOCH_CONFIG),
        },
        grandpa: Default::default(),
        im_online: Default::default(),
        session: SessionConfig {
            keys: session_keys_map
                .into_iter()
                .map(|(account_id, session_keys)| (account_id.clone(), account_id, session_keys))
                .collect::<Vec<_>>(),
        },
        sudo: SudoConfig { key: sudo_key },
        technical_committee: TechnicalCommitteeConfig {
            members: technical_committee_members,
            ..Default::default()
        },
        identity: IdentityConfig {
            identities: identities
                .into_iter()
                .enumerate()
                .map(|(i, (name, owner_key))| GenesisIdty {
                    index: i as u32 + 1,
                    name: common_runtime::IdtyName::from(name.as_str()),
                    value: common_runtime::IdtyValue {
                        data: IdtyData::new(),
                        next_creatable_identity_on: 0,
                        old_owner_key: None,
                        owner_key,
                        removable_on: 0,
                        status: IdtyStatus::Validated,
                    },
                })
                .collect(),
        },
        cert: CertConfig {
            apply_cert_period_at_genesis: true,
            certs_by_receiver,
        },
        membership: MembershipConfig { memberships },
        smith_cert: SmithCertConfig {
            apply_cert_period_at_genesis: true,
            certs_by_receiver: smith_certs_by_receiver,
        },
        smith_membership: SmithMembershipConfig {
            memberships: smith_memberships,
        },
        universal_dividend: UniversalDividendConfig {
            first_reeval: first_ud_reeval,
            first_ud,
            initial_monetary_mass,
            ud,
        },
        treasury: Default::default(),
    }
}