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Backport: add slot to signature notification & respect confirmations param (#9036)

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This commit is contained in:
Tyera Eulberg
2020-03-23 19:32:05 -06:00
committed by GitHub
parent f34ce94347
commit 9eb39df93f
4 changed files with 272 additions and 109 deletions
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219
core/src/rpc_subscriptions.rs
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@@ -4,7 +4,7 @@ use core::hash::Hash;
use jsonrpc_core::futures::Future;
use jsonrpc_pubsub::{typed::Sink, SubscriptionId};
use serde::Serialize;
use solana_client::rpc_response::{RpcAccount, RpcKeyedAccount};
use solana_client::rpc_response::{Response, RpcAccount, RpcKeyedAccount, RpcResponseContext};
use solana_ledger::bank_forks::BankForks;
use solana_runtime::bank::Bank;
use solana_sdk::{
@@ -50,11 +50,15 @@ impl std::fmt::Debug for NotificationEntry {
}
type RpcAccountSubscriptions =
RwLock<HashMap<Pubkey, HashMap<SubscriptionId, (Sink<RpcAccount>, Confirmations)>>>;
type RpcProgramSubscriptions =
RwLock<HashMap<Pubkey, HashMap<SubscriptionId, (Sink<RpcKeyedAccount>, Confirmations)>>>;
RwLock<HashMap<Pubkey, HashMap<SubscriptionId, (Sink<Response<RpcAccount>>, Confirmations)>>>;
type RpcProgramSubscriptions = RwLock<
HashMap<Pubkey, HashMap<SubscriptionId, (Sink<Response<RpcKeyedAccount>>, Confirmations)>>,
>;
type RpcSignatureSubscriptions = RwLock<
HashMap<Signature, HashMap<SubscriptionId, (Sink<transaction::Result<()>>, Confirmations)>>,
HashMap<
Signature,
HashMap<SubscriptionId, (Sink<Response<transaction::Result<()>>>, Confirmations)>,
>,
>;
type RpcSlotSubscriptions = RwLock<HashMap<SubscriptionId, Sink<SlotInfo>>>;
@@ -105,8 +109,9 @@ where
found
}
#[allow(clippy::type_complexity)]
fn check_confirmations_and_notify<K, S, B, F, X>(
subscriptions: &HashMap<K, HashMap<SubscriptionId, (Sink<S>, Confirmations)>>,
subscriptions: &HashMap<K, HashMap<SubscriptionId, (Sink<Response<S>>, Confirmations)>>,
hashmap_key: &K,
current_slot: Slot,
bank_forks: &Arc<RwLock<BankForks>>,
@@ -131,7 +136,7 @@ where
let mut notified_set: HashSet<SubscriptionId> = HashSet::new();
if let Some(hashmap) = subscriptions.get(hashmap_key) {
for (bank_sub_id, (sink, confirmations)) in hashmap.iter() {
for (sub_id, (sink, confirmations)) in hashmap.iter() {
let desired_slot: Vec<u64> = current_ancestors
.iter()
.filter(|(_, &v)| v == *confirmations)
@@ -146,16 +151,18 @@ where
.collect();
let root = if root.len() == 1 { root[0] } else { 0 };
if desired_slot.len() == 1 {
let desired_bank = bank_forks
.read()
.unwrap()
.get(desired_slot[0])
.unwrap()
.clone();
let slot = desired_slot[0];
let desired_bank = bank_forks.read().unwrap().get(slot).unwrap().clone();
let results = bank_method(&desired_bank, hashmap_key);
for result in filter_results(results, root) {
notifier.notify(result, sink);
notified_set.insert(bank_sub_id.clone());
notifier.notify(
Response {
context: RpcResponseContext { slot },
value: result,
},
sink,
);
notified_set.insert(sub_id.clone());
}
}
}
@@ -337,7 +344,7 @@ impl RpcSubscriptions {
signature,
current_slot,
bank_forks,
Bank::get_signature_status,
Bank::get_signature_status_processed_since_parent,
filter_signature_result,
notifier,
);
@@ -354,7 +361,7 @@ impl RpcSubscriptions {
pubkey: &Pubkey,
confirmations: Option<Confirmations>,
sub_id: &SubscriptionId,
sink: &Sink<RpcAccount>,
sink: &Sink<Response<RpcAccount>>,
) {
let mut subscriptions = self.account_subscriptions.write().unwrap();
add_subscription(&mut subscriptions, pubkey, confirmations, sub_id, sink);
@@ -370,7 +377,7 @@ impl RpcSubscriptions {
program_id: &Pubkey,
confirmations: Option<Confirmations>,
sub_id: &SubscriptionId,
sink: &Sink<RpcKeyedAccount>,
sink: &Sink<Response<RpcKeyedAccount>>,
) {
let mut subscriptions = self.program_subscriptions.write().unwrap();
add_subscription(&mut subscriptions, program_id, confirmations, sub_id, sink);
@@ -386,7 +393,7 @@ impl RpcSubscriptions {
signature: &Signature,
confirmations: Option<Confirmations>,
sub_id: &SubscriptionId,
sink: &Sink<transaction::Result<()>>,
sink: &Sink<Response<transaction::Result<()>>>,
) {
let mut subscriptions = self.signature_subscriptions.write().unwrap();
add_subscription(&mut subscriptions, signature, confirmations, sub_id, sink);
@@ -606,10 +613,24 @@ pub(crate) mod tests {
subscriptions.notify_subscribers(0, &bank_forks);
let response = robust_poll_or_panic(transport_receiver);
let expected = format!(
r#"{{"jsonrpc":"2.0","method":"accountNotification","params":{{"result":{{"data":"1111111111111111","executable":false,"lamports":1,"owner":"Budget1111111111111111111111111111111111111","rentEpoch":1}},"subscription":0}}}}"#
);
assert_eq!(expected, response);
let expected = json!({
"jsonrpc": "2.0",
"method": "accountNotification",
"params": {
"result": {
"context": { "slot": 0 },
"value": {
"data": "1111111111111111",
"executable": false,
"lamports": 1,
"owner": "Budget1111111111111111111111111111111111111",
"rentEpoch": 1,
},
},
"subscription": 0,
}
});
assert_eq!(serde_json::to_string(&expected).unwrap(), response);
subscriptions.remove_account_subscription(&sub_id);
assert!(!subscriptions
@@ -662,11 +683,27 @@ pub(crate) mod tests {
subscriptions.notify_subscribers(0, &bank_forks);
let response = robust_poll_or_panic(transport_receiver);
let expected = format!(
r#"{{"jsonrpc":"2.0","method":"programNotification","params":{{"result":{{"account":{{"data":"1111111111111111","executable":false,"lamports":1,"owner":"Budget1111111111111111111111111111111111111","rentEpoch":1}},"pubkey":"{:?}"}},"subscription":0}}}}"#,
alice.pubkey()
);
assert_eq!(expected, response);
let expected = json!({
"jsonrpc": "2.0",
"method": "programNotification",
"params": {
"result": {
"context": { "slot": 0 },
"value": {
"account": {
"data": "1111111111111111",
"executable": false,
"lamports": 1,
"owner": "Budget1111111111111111111111111111111111111",
"rentEpoch": 1,
},
"pubkey": alice.pubkey().to_string(),
},
},
"subscription": 0,
}
});
assert_eq!(serde_json::to_string(&expected).unwrap(), response);
subscriptions.remove_program_subscription(&sub_id);
assert!(!subscriptions
@@ -685,66 +722,122 @@ pub(crate) mod tests {
} = create_genesis_config(100);
let bank = Bank::new(&genesis_config);
let blockhash = bank.last_blockhash();
let bank_forks = Arc::new(RwLock::new(BankForks::new(0, bank)));
let mut bank_forks = BankForks::new(0, bank);
let alice = Keypair::new();
let tx = system_transaction::transfer(&mint_keypair, &alice.pubkey(), 20, blockhash);
let signature = tx.signatures[0];
let past_bank_tx =
system_transaction::transfer(&mint_keypair, &alice.pubkey(), 1, blockhash);
let unprocessed_tx =
system_transaction::transfer(&mint_keypair, &alice.pubkey(), 10, blockhash);
let not_ready_signature = unprocessed_tx.signatures[0];
system_transaction::transfer(&mint_keypair, &alice.pubkey(), 2, blockhash);
let processed_tx =
system_transaction::transfer(&mint_keypair, &alice.pubkey(), 3, blockhash);
bank_forks
.write()
.unwrap()
.get(0)
.unwrap()
.process_transaction(&tx)
.process_transaction(&past_bank_tx)
.unwrap();
let next_bank =
Bank::new_from_parent(&bank_forks.banks[&0].clone(), &Pubkey::new_rand(), 1);
bank_forks.insert(next_bank);
bank_forks
.get(1)
.unwrap()
.process_transaction(&processed_tx)
.unwrap();
let bank_forks = Arc::new(RwLock::new(bank_forks));
let (subscriber, _id_receiver, transport_receiver) =
Subscriber::new_test("signatureNotification");
let sub_id = SubscriptionId::Number(0 as u64);
let remaining_sub_id = SubscriptionId::Number(1 as u64);
let sink = subscriber.assign_id(sub_id.clone()).unwrap();
let sink = subscriber.assign_id(SubscriptionId::Number(0)).unwrap();
let exit = Arc::new(AtomicBool::new(false));
let subscriptions = RpcSubscriptions::new(&exit);
subscriptions.add_signature_subscription(&signature, None, &sub_id, &sink.clone());
subscriptions.add_signature_subscription(
&not_ready_signature,
None,
&remaining_sub_id,
&past_bank_tx.signatures[0],
Some(0),
&SubscriptionId::Number(1 as u64),
&sink.clone(),
);
subscriptions.add_signature_subscription(
&processed_tx.signatures[0],
Some(0),
&SubscriptionId::Number(2 as u64),
&sink.clone(),
);
subscriptions.add_signature_subscription(
&unprocessed_tx.signatures[0],
Some(0),
&SubscriptionId::Number(3 as u64),
&sink.clone(),
);
{
let sig_subs = subscriptions.signature_subscriptions.read().unwrap();
assert!(sig_subs.contains_key(&signature));
assert!(sig_subs.contains_key(&not_ready_signature));
assert!(sig_subs.contains_key(&past_bank_tx.signatures[0]));
assert!(sig_subs.contains_key(&unprocessed_tx.signatures[0]));
assert!(sig_subs.contains_key(&processed_tx.signatures[0]));
}
subscriptions.notify_subscribers(0, &bank_forks);
subscriptions.notify_subscribers(1, &bank_forks);
let response = robust_poll_or_panic(transport_receiver);
let expected_res: Option<transaction::Result<()>> = Some(Ok(()));
let expected_res_str =
serde_json::to_string(&serde_json::to_value(expected_res).unwrap()).unwrap();
let expected = format!(
r#"{{"jsonrpc":"2.0","method":"signatureNotification","params":{{"result":{},"subscription":0}}}}"#,
expected_res_str
);
assert_eq!(expected, response);
let expected = json!({
"jsonrpc": "2.0",
"method": "signatureNotification",
"params": {
"result": {
"context": { "slot": 1 },
"value": expected_res,
},
"subscription": 0,
}
});
assert_eq!(serde_json::to_string(&expected).unwrap(), response);
let sig_subs = subscriptions.signature_subscriptions.read().unwrap();
// Subscription should be automatically removed after notification
assert!(!subscriptions
.signature_subscriptions
.read()
.unwrap()
.contains_key(&signature));
assert!(!sig_subs.contains_key(&processed_tx.signatures[0]));
// Only one notification is expected for signature processed in previous bank
assert_eq!(sig_subs.get(&past_bank_tx.signatures[0]).unwrap().len(), 1);
// Unprocessed signature subscription should not be removed
assert!(subscriptions
.signature_subscriptions
.read()
.unwrap()
.contains_key(&not_ready_signature));
assert_eq!(
sig_subs.get(&unprocessed_tx.signatures[0]).unwrap().len(),
1
);
let (subscriber, _id_receiver, transport_receiver) =
Subscriber::new_test("signatureNotification");
let sink = subscriber.assign_id(SubscriptionId::Number(0)).unwrap();
let exit = Arc::new(AtomicBool::new(false));
let subscriptions = RpcSubscriptions::new(&exit);
subscriptions.add_signature_subscription(
&past_bank_tx.signatures[0],
Some(1),
&SubscriptionId::Number(1 as u64),
&sink.clone(),
);
subscriptions.notify_subscribers(1, &bank_forks);
let response = robust_poll_or_panic(transport_receiver);
let expected_res: Option<transaction::Result<()>> = Some(Ok(()));
let expected = json!({
"jsonrpc": "2.0",
"method": "signatureNotification",
"params": {
"result": {
"context": { "slot": 0 },
"value": expected_res,
},
"subscription": 0,
}
});
assert_eq!(serde_json::to_string(&expected).unwrap(), response);
}
#[test]