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