diff --git a/test-validator/src/lib.rs b/test-validator/src/lib.rs index f551cb97820d06..8b32762a203d02 100644 --- a/test-validator/src/lib.rs +++ b/test-validator/src/lib.rs @@ -37,7 +37,7 @@ use { snapshot_config::SnapshotConfig, }, solana_sdk::{ - account::{Account, AccountSharedData}, + account::{Account, AccountSharedData, WritableAccount}, bpf_loader_upgradeable::UpgradeableLoaderState, clock::{Slot, DEFAULT_MS_PER_SLOT}, commitment_config::CommitmentConfig, @@ -305,14 +305,16 @@ impl TestValidatorGenesis { self } - pub fn clone_accounts( + fn clone_accounts_and_transform( &mut self, addresses: T, rpc_client: &RpcClient, skip_missing: bool, + transform: F, ) -> Result<&mut Self, String> where T: IntoIterator, + F: Fn(&Pubkey, Account) -> Result, { let addresses: Vec = addresses.into_iter().collect(); for chunk in addresses.chunks(MAX_MULTIPLE_ACCOUNTS) { @@ -322,7 +324,7 @@ impl TestValidatorGenesis { .map_err(|err| format!("Failed to fetch: {err}"))?; for (address, res) in chunk.iter().zip(responses) { if let Some(account) = res { - self.add_account(*address, AccountSharedData::from(account)); + self.add_account(*address, transform(address, account)?); } else if skip_missing { warn!("Could not find {}, skipping.", address); } else { @@ -333,6 +335,70 @@ impl TestValidatorGenesis { Ok(self) } + pub fn clone_accounts( + &mut self, + addresses: T, + rpc_client: &RpcClient, + skip_missing: bool, + ) -> Result<&mut Self, String> + where + T: IntoIterator, + { + self.clone_accounts_and_transform( + addresses, + rpc_client, + skip_missing, + |_address, account| Ok(AccountSharedData::from(account)), + ) + } + + pub fn clone_programdata_accounts( + &mut self, + addresses: T, + rpc_client: &RpcClient, + skip_missing: bool, + ) -> Result<&mut Self, String> + where + T: IntoIterator, + { + self.clone_accounts_and_transform( + addresses, + rpc_client, + skip_missing, + |address, account| { + let programdata_offset = UpgradeableLoaderState::size_of_programdata_metadata(); + // Ensure the account is a proper programdata account before + // attempting to serialize into it. + if let Ok(UpgradeableLoaderState::ProgramData { + upgrade_authority_address, + .. + }) = bincode::deserialize(&account.data[..programdata_offset]) + { + // Serialize new programdata metadata into the resulting account, + // to overwrite the deployment slot to `0`. + let mut programdata_account = AccountSharedData::from(account); + bincode::serialize_into( + programdata_account.data_as_mut_slice(), + &UpgradeableLoaderState::ProgramData { + slot: 0, + upgrade_authority_address, + }, + ) + .map(|()| Ok(programdata_account)) + .unwrap_or_else(|_| { + Err(format!( + "Failed to write to upgradeable programdata account {address}", + )) + }) + } else { + Err(format!( + "Failed to read upgradeable programdata account {address}", + )) + } + }, + ) + } + pub fn clone_upgradeable_programs( &mut self, addresses: T, @@ -360,7 +426,7 @@ impl TestValidatorGenesis { } } - self.clone_accounts(programdata_addresses, rpc_client, false)?; + self.clone_programdata_accounts(programdata_addresses, rpc_client, false)?; Ok(self) }