97 lines
3.7 KiB
Rust
97 lines
3.7 KiB
Rust
//! storage program
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//! Receive mining proofs from miners, validate the answers
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//! and give reward for good proofs.
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use crate::{storage_contract::StorageAccount, storage_instruction::StorageInstruction};
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use solana_sdk::{
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account::KeyedAccount,
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instruction::InstructionError,
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instruction_processor_utils::limited_deserialize,
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pubkey::Pubkey,
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sysvar::{clock::Clock, rewards::Rewards, Sysvar},
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};
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pub fn process_instruction(
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_program_id: &Pubkey,
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keyed_accounts: &mut [KeyedAccount],
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data: &[u8],
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) -> Result<(), InstructionError> {
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solana_logger::setup();
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let (me, rest) = keyed_accounts.split_at_mut(1);
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let me_unsigned = me[0].signer_key().is_none();
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let mut storage_account = StorageAccount::new(*me[0].unsigned_key(), &mut me[0].account);
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match limited_deserialize(data)? {
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StorageInstruction::InitializeStorage {
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owner,
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account_type,
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} => {
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if !rest.is_empty() {
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return Err(InstructionError::InvalidArgument);
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}
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storage_account.initialize_storage(owner, account_type)
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}
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StorageInstruction::SubmitMiningProof {
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sha_state,
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segment_index,
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signature,
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blockhash,
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} => {
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if me_unsigned || rest.len() != 1 {
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// This instruction must be signed by `me`
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return Err(InstructionError::InvalidArgument);
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}
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let clock = Clock::from_keyed_account(&rest[0])?;
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storage_account.submit_mining_proof(
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sha_state,
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segment_index,
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signature,
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blockhash,
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clock,
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)
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}
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StorageInstruction::AdvertiseStorageRecentBlockhash { hash, segment } => {
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if me_unsigned || rest.len() != 1 {
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// This instruction must be signed by `me`
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return Err(InstructionError::InvalidArgument);
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}
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let clock = Clock::from_keyed_account(&rest[0])?;
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storage_account.advertise_storage_recent_blockhash(hash, segment, clock)
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}
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StorageInstruction::ClaimStorageReward => {
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if rest.len() != 4 {
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return Err(InstructionError::InvalidArgument);
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}
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let (clock, rest) = rest.split_at_mut(1);
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let (rewards, rest) = rest.split_at_mut(1);
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let (rewards_pools, owner) = rest.split_at_mut(1);
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let rewards = Rewards::from_keyed_account(&rewards[0])?;
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let clock = Clock::from_keyed_account(&clock[0])?;
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let mut owner = StorageAccount::new(*owner[0].unsigned_key(), &mut owner[0].account);
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storage_account.claim_storage_reward(&mut rewards_pools[0], clock, rewards, &mut owner)
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}
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StorageInstruction::ProofValidation { segment, proofs } => {
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if rest.is_empty() {
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return Err(InstructionError::InvalidArgument);
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}
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let (clock, rest) = rest.split_at_mut(1);
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if me_unsigned || rest.is_empty() {
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// This instruction must be signed by `me` and `rest` cannot be empty
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return Err(InstructionError::InvalidArgument);
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}
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let me_id = storage_account.id;
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let clock = Clock::from_keyed_account(&clock[0])?;
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let mut rest: Vec<_> = rest
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.iter_mut()
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.map(|keyed_account| {
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StorageAccount::new(*keyed_account.unsigned_key(), &mut keyed_account.account)
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})
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.collect();
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storage_account.proof_validation(&me_id, clock, segment, proofs, &mut rest)
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}
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}
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}
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