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Parse upgradeable loader instructions and accounts (#15195)

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* Parse upgradeable-loader instructions

* Parse upgradeable-loader accounts
This commit is contained in:
Tyera Eulberg
2021-02-08 17:18:10 -07:00
committed by GitHub
parent c51e49a746
commit c0a6272afd
5 changed files with 465 additions and 4 deletions
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1
account-decoder/src/lib.rs
View File

@ -4,6 +4,7 @@ extern crate lazy_static;
extern crate serde_derive;
pub mod parse_account_data;
pub mod parse_bpf_loader;
pub mod parse_config;
pub mod parse_nonce;
pub mod parse_stake;

10
account-decoder/src/parse_account_data.rs
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@ -1,4 +1,5 @@
use crate::{
parse_bpf_loader::parse_bpf_upgradeable_loader,
parse_config::parse_config,
parse_nonce::parse_nonce,
parse_stake::parse_stake,
@ -13,6 +14,7 @@ use std::collections::HashMap;
use thiserror::Error;
lazy_static! {
static ref BPF_UPGRADEABLE_LOADER_PROGRAM_ID: Pubkey = solana_sdk::bpf_loader_upgradeable::id();
static ref CONFIG_PROGRAM_ID: Pubkey = solana_config_program::id();
static ref STAKE_PROGRAM_ID: Pubkey = solana_stake_program::id();
static ref SYSTEM_PROGRAM_ID: Pubkey = system_program::id();
@ -21,6 +23,10 @@ lazy_static! {
static ref VOTE_PROGRAM_ID: Pubkey = solana_vote_program::id();
pub static ref PARSABLE_PROGRAM_IDS: HashMap<Pubkey, ParsableAccount> = {
let mut m = HashMap::new();
m.insert(
*BPF_UPGRADEABLE_LOADER_PROGRAM_ID,
ParsableAccount::BpfUpgradeableLoader,
);
m.insert(*CONFIG_PROGRAM_ID, ParsableAccount::Config);
m.insert(*SYSTEM_PROGRAM_ID, ParsableAccount::Nonce);
m.insert(*TOKEN_PROGRAM_ID, ParsableAccount::SplToken);
@ -60,6 +66,7 @@ pub struct ParsedAccount {
#[derive(Debug, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub enum ParsableAccount {
BpfUpgradeableLoader,
Config,
Nonce,
SplToken,
@ -84,6 +91,9 @@ pub fn parse_account_data(
.ok_or(ParseAccountError::ProgramNotParsable)?;
let additional_data = additional_data.unwrap_or_default();
let parsed_json = match program_name {
ParsableAccount::BpfUpgradeableLoader => {
serde_json::to_value(parse_bpf_upgradeable_loader(data)?)?
}
ParsableAccount::Config => serde_json::to_value(parse_config(data, pubkey)?)?,
ParsableAccount::Nonce => serde_json::to_value(parse_nonce(data)?)?,
ParsableAccount::SplToken => {

181
account-decoder/src/parse_bpf_loader.rs Normal file
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@ -0,0 +1,181 @@
use crate::{
parse_account_data::{ParsableAccount, ParseAccountError},
UiAccountData, UiAccountEncoding,
};
use bincode::{deserialize, serialized_size};
use solana_sdk::{bpf_loader_upgradeable::UpgradeableLoaderState, pubkey::Pubkey};
pub fn parse_bpf_upgradeable_loader(
data: &[u8],
) -> Result<BpfUpgradeableLoaderAccountType, ParseAccountError> {
let account_state: UpgradeableLoaderState = deserialize(data).map_err(|_| {
ParseAccountError::AccountNotParsable(ParsableAccount::BpfUpgradeableLoader)
})?;
let parsed_account = match account_state {
UpgradeableLoaderState::Uninitialized => BpfUpgradeableLoaderAccountType::Uninitialized,
UpgradeableLoaderState::Buffer { authority_address } => {
let offset = if authority_address.is_some() {
UpgradeableLoaderState::buffer_data_offset().unwrap()
} else {
// This case included for code completeness; in practice, a Buffer account will
// always have authority_address.is_some()
UpgradeableLoaderState::buffer_data_offset().unwrap()
- serialized_size(&Pubkey::default()).unwrap() as usize
};
BpfUpgradeableLoaderAccountType::Buffer(UiBuffer {
authority: authority_address.map(|pubkey| pubkey.to_string()),
data: UiAccountData::Binary(
base64::encode(&data[offset as usize..]),
UiAccountEncoding::Base64,
),
})
}
UpgradeableLoaderState::Program {
programdata_address,
} => BpfUpgradeableLoaderAccountType::Program(UiProgram {
program_data: programdata_address.to_string(),
}),
UpgradeableLoaderState::ProgramData {
slot,
upgrade_authority_address,
} => {
let offset = if upgrade_authority_address.is_some() {
UpgradeableLoaderState::programdata_data_offset().unwrap()
} else {
UpgradeableLoaderState::programdata_data_offset().unwrap()
- serialized_size(&Pubkey::default()).unwrap() as usize
};
BpfUpgradeableLoaderAccountType::ProgramData(UiProgramData {
slot,
authority: upgrade_authority_address.map(|pubkey| pubkey.to_string()),
data: UiAccountData::Binary(
base64::encode(&data[offset as usize..]),
UiAccountEncoding::Base64,
),
})
}
};
Ok(parsed_account)
}
#[derive(Debug, Serialize, Deserialize, PartialEq)]
#[serde(rename_all = "camelCase", tag = "type", content = "info")]
pub enum BpfUpgradeableLoaderAccountType {
Uninitialized,
Buffer(UiBuffer),
Program(UiProgram),
ProgramData(UiProgramData),
}
#[derive(Debug, Serialize, Deserialize, PartialEq)]
#[serde(rename_all = "camelCase")]
pub struct UiBuffer {
pub authority: Option<String>,
pub data: UiAccountData,
}
#[derive(Debug, Serialize, Deserialize, PartialEq)]
#[serde(rename_all = "camelCase")]
pub struct UiProgram {
pub program_data: String,
}
#[derive(Debug, Serialize, Deserialize, PartialEq)]
#[serde(rename_all = "camelCase")]
pub struct UiProgramData {
pub slot: u64,
pub authority: Option<String>,
pub data: UiAccountData,
}
#[cfg(test)]
mod test {
use super::*;
use bincode::serialize;
use solana_sdk::pubkey::Pubkey;
#[test]
fn test_parse_bpf_upgradeable_loader_accounts() {
let bpf_loader_state = UpgradeableLoaderState::Uninitialized;
let account_data = serialize(&bpf_loader_state).unwrap();
assert_eq!(
parse_bpf_upgradeable_loader(&account_data).unwrap(),
BpfUpgradeableLoaderAccountType::Uninitialized
);
let program = vec![7u8; 64]; // Arbitrary program data
let authority = Pubkey::new_unique();
let bpf_loader_state = UpgradeableLoaderState::Buffer {
authority_address: Some(authority),
};
let mut account_data = serialize(&bpf_loader_state).unwrap();
account_data.extend_from_slice(&program);
assert_eq!(
parse_bpf_upgradeable_loader(&account_data).unwrap(),
BpfUpgradeableLoaderAccountType::Buffer(UiBuffer {
authority: Some(authority.to_string()),
data: UiAccountData::Binary(base64::encode(&program), UiAccountEncoding::Base64),
})
);
// This case included for code completeness; in practice, a Buffer account will always have
// authority_address.is_some()
let bpf_loader_state = UpgradeableLoaderState::Buffer {
authority_address: None,
};
let mut account_data = serialize(&bpf_loader_state).unwrap();
account_data.extend_from_slice(&program);
assert_eq!(
parse_bpf_upgradeable_loader(&account_data).unwrap(),
BpfUpgradeableLoaderAccountType::Buffer(UiBuffer {
authority: None,
data: UiAccountData::Binary(base64::encode(&program), UiAccountEncoding::Base64),
})
);
let programdata_address = Pubkey::new_unique();
let bpf_loader_state = UpgradeableLoaderState::Program {
programdata_address,
};
let account_data = serialize(&bpf_loader_state).unwrap();
assert_eq!(
parse_bpf_upgradeable_loader(&account_data).unwrap(),
BpfUpgradeableLoaderAccountType::Program(UiProgram {
program_data: programdata_address.to_string(),
})
);
let authority = Pubkey::new_unique();
let slot = 42;
let bpf_loader_state = UpgradeableLoaderState::ProgramData {
slot,
upgrade_authority_address: Some(authority),
};
let mut account_data = serialize(&bpf_loader_state).unwrap();
account_data.extend_from_slice(&program);
assert_eq!(
parse_bpf_upgradeable_loader(&account_data).unwrap(),
BpfUpgradeableLoaderAccountType::ProgramData(UiProgramData {
slot,
authority: Some(authority.to_string()),
data: UiAccountData::Binary(base64::encode(&program), UiAccountEncoding::Base64),
})
);
let bpf_loader_state = UpgradeableLoaderState::ProgramData {
slot,
upgrade_authority_address: None,
};
let mut account_data = serialize(&bpf_loader_state).unwrap();
account_data.extend_from_slice(&program);
assert_eq!(
parse_bpf_upgradeable_loader(&account_data).unwrap(),
BpfUpgradeableLoaderAccountType::ProgramData(UiProgramData {
slot,
authority: None,
data: UiAccountData::Binary(base64::encode(&program), UiAccountEncoding::Base64),
})
);
}
}