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Charge compute budget for bytes passed via cpi (#15874)

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This commit is contained in:
Jack May
2021-03-15 22:41:44 -07:00
committed by GitHub
parent 8567b41d5f
commit ad9901d7c6
4 changed files with 35 additions and 7 deletions
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9
sdk/src/feature_set.rs
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@ -115,6 +115,10 @@ pub mod require_stake_for_gossip {
solana_sdk::declare_id!("6oNzd5Z3M2L1xo4Q5hoox7CR2DuW7m1ETLWH5jHJthwa");
}
pub mod cpi_data_cost {
solana_sdk::declare_id!("Hrg5bXePPGiAVWZfDHbvjqytSeyBDPAGAQ7v6N5i4gCX");
}
lazy_static! {
/// Map of feature identifiers to user-visible description
pub static ref FEATURE_NAMES: HashMap<Pubkey, &'static str> = [
@ -141,9 +145,10 @@ lazy_static! {
(warp_timestamp_again::id(), "warp timestamp again, adjust bounding to 25% fast 80% slow #15204"),
(check_init_vote_data::id(), "check initialized Vote data"),
(check_program_owner::id(), "limit programs to operating on accounts owned by itself"),
(cpi_share_ro_and_exec_accounts::id(), "Share RO and Executable accounts during cross-program invocations"),
(skip_ro_deserialization::id(), "Skip deserialization of read-only accounts"),
(cpi_share_ro_and_exec_accounts::id(), "share RO and Executable accounts during cross-program invocations"),
(skip_ro_deserialization::id(), "skip deserialization of read-only accounts"),
(require_stake_for_gossip::id(), "require stakes for propagating crds values through gossip #15561"),
(cpi_data_cost::id(), "charge the compute budger for data passed via CPI"),
/*************** ADD NEW FEATURES HERE ***************/
]
.iter()

3
sdk/src/process_instruction.rs
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@ -128,6 +128,8 @@ pub struct BpfComputeBudget {
pub log_pubkey_units: u64,
/// Maximum cross-program invocation instruction size
pub max_cpi_instruction_size: usize,
/// Number of account data bytes per conpute unit charged during a cross-program invocation
pub cpi_bytes_per_unit: u64,
}
impl Default for BpfComputeBudget {
fn default() -> Self {
@ -149,6 +151,7 @@ impl BpfComputeBudget {
stack_frame_size: 4_096,
log_pubkey_units: 100,
max_cpi_instruction_size: 1280, // IPv6 Min MTU size
cpi_bytes_per_unit: 250, // ~50MB at 200,000 units
}
}
}