120 lines
4.2 KiB
Rust
120 lines
4.2 KiB
Rust
use crate::{
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blockstore::Blockstore,
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blockstore_processor::{
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self, BlockstoreProcessorError, BlockstoreProcessorResult, ProcessOptions,
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TransactionStatusSender,
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},
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entry::VerifyRecyclers,
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leader_schedule_cache::LeaderScheduleCache,
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};
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use log::*;
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use solana_runtime::{
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bank_forks::{BankForks, SnapshotConfig},
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snapshot_utils,
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};
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use solana_sdk::{clock::Slot, genesis_config::GenesisConfig, hash::Hash};
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use std::{fs, path::PathBuf, process, result};
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pub type LoadResult = result::Result<
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(BankForks, LeaderScheduleCache, Option<(Slot, Hash)>),
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BlockstoreProcessorError,
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>;
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fn to_loadresult(
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brp: BlockstoreProcessorResult,
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snapshot_hash: Option<(Slot, Hash)>,
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) -> LoadResult {
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brp.map(|(bank_forks, leader_schedule_cache)| {
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(bank_forks, leader_schedule_cache, snapshot_hash)
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})
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}
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pub fn load(
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genesis_config: &GenesisConfig,
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blockstore: &Blockstore,
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account_paths: Vec<PathBuf>,
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shrink_paths: Option<Vec<PathBuf>>,
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snapshot_config: Option<&SnapshotConfig>,
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process_options: ProcessOptions,
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transaction_status_sender: Option<TransactionStatusSender>,
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) -> LoadResult {
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if let Some(snapshot_config) = snapshot_config.as_ref() {
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info!(
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"Initializing snapshot path: {:?}",
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snapshot_config.snapshot_path
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);
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let _ = fs::remove_dir_all(&snapshot_config.snapshot_path);
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fs::create_dir_all(&snapshot_config.snapshot_path)
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.expect("Couldn't create snapshot directory");
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match snapshot_utils::get_highest_snapshot_archive_path(
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&snapshot_config.snapshot_package_output_path,
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) {
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Some((archive_filename, (archive_slot, archive_snapshot_hash, compression))) => {
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info!("Loading snapshot package: {:?}", archive_filename);
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// Fail hard here if snapshot fails to load, don't silently continue
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if account_paths.is_empty() {
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error!("Account paths not present when booting from snapshot");
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process::exit(1);
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}
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let deserialized_bank = snapshot_utils::bank_from_archive(
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&account_paths,
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&process_options.frozen_accounts,
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&snapshot_config.snapshot_path,
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&archive_filename,
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compression,
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genesis_config,
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process_options.debug_keys.clone(),
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Some(&crate::builtins::get(process_options.bpf_jit)),
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process_options.account_indexes.clone(),
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process_options.accounts_db_caching_enabled,
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)
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.expect("Load from snapshot failed");
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if let Some(shrink_paths) = shrink_paths {
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deserialized_bank.set_shrink_paths(shrink_paths);
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}
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let deserialized_snapshot_hash = (
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deserialized_bank.slot(),
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deserialized_bank.get_accounts_hash(),
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);
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if deserialized_snapshot_hash != (archive_slot, archive_snapshot_hash) {
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error!(
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"Snapshot has mismatch:\narchive: {:?}\ndeserialized: {:?}",
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archive_snapshot_hash, deserialized_snapshot_hash
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);
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process::exit(1);
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}
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return to_loadresult(
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blockstore_processor::process_blockstore_from_root(
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blockstore,
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deserialized_bank,
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&process_options,
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&VerifyRecyclers::default(),
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transaction_status_sender,
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),
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Some(deserialized_snapshot_hash),
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);
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}
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None => info!("No snapshot package available"),
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}
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} else {
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info!("Snapshots disabled");
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}
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info!("Processing ledger from genesis");
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to_loadresult(
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blockstore_processor::process_blockstore(
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&genesis_config,
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&blockstore,
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account_paths,
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process_options,
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),
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None,
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)
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}
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