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Limit CPI instruction size (#14317)

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This commit is contained in:
Jack May
2020-12-28 17:14:17 -08:00
committed by GitHub
parent 7893e2e307
commit 5524938a50
7 changed files with 162 additions and 5 deletions
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17
programs/bpf/rust/invoke/src/lib.rs
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@ -24,6 +24,8 @@ const TEST_EMPTY_ACCOUNTS_SLICE: u8 = 5;
const TEST_CAP_SEEDS: u8 = 6;
const TEST_CAP_SIGNERS: u8 = 7;
const TEST_ALLOC_ACCESS_VIOLATION: u8 = 8;
const TEST_INSTRUCTION_DATA_TOO_LARGE: u8 = 9;
const TEST_INSTRUCTION_META_TOO_LARGE: u8 = 10;
// const MINT_INDEX: usize = 0;
const ARGUMENT_INDEX: usize = 1;
@ -497,6 +499,21 @@ fn process_instruction(
&[&[b"You pass butter", &[bump_seed1]]],
)?;
}
TEST_INSTRUCTION_DATA_TOO_LARGE => {
msg!("Test instruction data too large");
let instruction =
create_instruction(*accounts[INVOKED_PROGRAM_INDEX].key, &[], vec![0; 1500]);
invoke_signed(&instruction, &[], &[])?;
}
TEST_INSTRUCTION_META_TOO_LARGE => {
msg!("Test instruction metas too large");
let instruction = create_instruction(
*accounts[INVOKED_PROGRAM_INDEX].key,
&[(&Pubkey::default(), false, false); 40],
vec![],
);
invoke_signed(&instruction, &[], &[])?;
}
_ => panic!(),
}