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Demote write locks on transaction program ids (#19593)

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* Add feature

* Demote write lock on program ids

* Fixup bpf tests

* Update MappedMessage::is_writable

* Comma nit

* Review comments
This commit is contained in:
Tyera Eulberg
2021-09-03 21:05:30 -06:00
committed by GitHub
parent 7578db7ee3
commit decec3cd8b
20 changed files with 297 additions and 177 deletions
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7
program-test/src/lib.rs
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@ -24,6 +24,7 @@ use {
compute_budget::ComputeBudget,
entrypoint::{ProgramResult, SUCCESS},
epoch_schedule::EpochSchedule,
feature_set::demote_program_write_locks,
fee_calculator::{FeeCalculator, FeeRateGovernor},
genesis_config::{ClusterType, GenesisConfig},
hash::Hash,
@ -261,12 +262,14 @@ impl solana_sdk::program_stubs::SyscallStubs for SyscallStubs {
}
panic!("Program id {} wasn't found in account_infos", program_id);
};
let demote_program_write_locks =
invoke_context.is_feature_active(&demote_program_write_locks::id());
// TODO don't have the caller's keyed_accounts so can't validate writer or signer escalation or deescalation yet
let caller_privileges = message
.account_keys
.iter()
.enumerate()
.map(|(i, _)| message.is_writable(i))
.map(|(i, _)| message.is_writable(i, demote_program_write_locks))
.collect::<Vec<bool>>();
stable_log::program_invoke(&logger, &program_id, invoke_context.invoke_depth());
@ -337,7 +340,7 @@ impl solana_sdk::program_stubs::SyscallStubs for SyscallStubs {
// Copy writeable account modifications back into the caller's AccountInfos
for (i, (pubkey, account)) in accounts.iter().enumerate().take(message.account_keys.len()) {
if !message.is_writable(i) {
if !message.is_writable(i, demote_program_write_locks) {
continue;
}
for account_info in account_infos {