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Add slot context to rpc pubsub notifications (#9001)

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This commit is contained in:
Justin Starry
2020-03-23 20:34:42 +08:00
committed by GitHub
parent ca791a0378
commit 4b4819cd07
3 changed files with 114 additions and 61 deletions
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39
core/src/rpc_pubsub.rs
View File

@@ -4,7 +4,7 @@ use crate::rpc_subscriptions::{Confirmations, RpcSubscriptions, SlotInfo};
use jsonrpc_core::{Error, ErrorCode, Result}; use jsonrpc_core::{Error, ErrorCode, Result};
use jsonrpc_derive::rpc; use jsonrpc_derive::rpc;
use jsonrpc_pubsub::{typed::Subscriber, Session, SubscriptionId}; use jsonrpc_pubsub::{typed::Subscriber, Session, SubscriptionId};
use solana_client::rpc_response::{RpcAccount, RpcKeyedAccount}; use solana_client::rpc_response::{Response as RpcResponse, RpcAccount, RpcKeyedAccount};
use solana_sdk::{pubkey::Pubkey, signature::Signature, transaction}; use solana_sdk::{pubkey::Pubkey, signature::Signature, transaction};
use std::sync::{atomic, Arc}; use std::sync::{atomic, Arc};
@@ -26,7 +26,7 @@ pub trait RpcSolPubSub {
fn account_subscribe( fn account_subscribe(
&self, &self,
meta: Self::Metadata, meta: Self::Metadata,
subscriber: Subscriber<RpcAccount>, subscriber: Subscriber<RpcResponse<RpcAccount>>,
pubkey_str: String, pubkey_str: String,
confirmations: Option<Confirmations>, confirmations: Option<Confirmations>,
); );
@@ -50,7 +50,7 @@ pub trait RpcSolPubSub {
fn program_subscribe( fn program_subscribe(
&self, &self,
meta: Self::Metadata, meta: Self::Metadata,
subscriber: Subscriber<RpcKeyedAccount>, subscriber: Subscriber<RpcResponse<RpcKeyedAccount>>,
pubkey_str: String, pubkey_str: String,
confirmations: Option<Confirmations>, confirmations: Option<Confirmations>,
); );
@@ -74,7 +74,7 @@ pub trait RpcSolPubSub {
fn signature_subscribe( fn signature_subscribe(
&self, &self,
meta: Self::Metadata, meta: Self::Metadata,
subscriber: Subscriber<transaction::Result<()>>, subscriber: Subscriber<RpcResponse<transaction::Result<()>>>,
signature_str: String, signature_str: String,
confirmations: Option<Confirmations>, confirmations: Option<Confirmations>,
); );
@@ -133,7 +133,7 @@ impl RpcSolPubSub for RpcSolPubSubImpl {
fn account_subscribe( fn account_subscribe(
&self, &self,
_meta: Self::Metadata, _meta: Self::Metadata,
subscriber: Subscriber<RpcAccount>, subscriber: Subscriber<RpcResponse<RpcAccount>>,
pubkey_str: String, pubkey_str: String,
confirmations: Option<Confirmations>, confirmations: Option<Confirmations>,
) { ) {
@@ -171,7 +171,7 @@ impl RpcSolPubSub for RpcSolPubSubImpl {
fn program_subscribe( fn program_subscribe(
&self, &self,
_meta: Self::Metadata, _meta: Self::Metadata,
subscriber: Subscriber<RpcKeyedAccount>, subscriber: Subscriber<RpcResponse<RpcKeyedAccount>>,
pubkey_str: String, pubkey_str: String,
confirmations: Option<Confirmations>, confirmations: Option<Confirmations>,
) { ) {
@@ -209,7 +209,7 @@ impl RpcSolPubSub for RpcSolPubSubImpl {
fn signature_subscribe( fn signature_subscribe(
&self, &self,
_meta: Self::Metadata, _meta: Self::Metadata,
subscriber: Subscriber<transaction::Result<()>>, subscriber: Subscriber<RpcResponse<transaction::Result<()>>>,
signature_str: String, signature_str: String,
confirmations: Option<Confirmations>, confirmations: Option<Confirmations>,
) { ) {
@@ -340,13 +340,18 @@ mod tests {
// Test signature confirmation notification // Test signature confirmation notification
let response = robust_poll_or_panic(receiver); let response = robust_poll_or_panic(receiver);
let expected_res: Option<transaction::Result<()>> = Some(Ok(())); let expected_res: Option<transaction::Result<()>> = Some(Ok(()));
let expected_res_str = let expected = json!({
serde_json::to_string(&serde_json::to_value(expected_res).unwrap()).unwrap(); "jsonrpc": "2.0",
let expected = format!( "method": "signatureNotification",
r#"{{"jsonrpc":"2.0","method":"signatureNotification","params":{{"result":{},"subscription":0}}}}"#, "params": {
expected_res_str "result": {
); "context": { "slot": 0 },
assert_eq!(expected, response); "value": expected_res,
},
"subscription": 0,
}
});
assert_eq!(serde_json::to_string(&expected).unwrap(), response);
} }
#[test] #[test]
@@ -462,12 +467,15 @@ mod tests {
"method": "accountNotification", "method": "accountNotification",
"params": { "params": {
"result": { "result": {
"context": { "slot": 0 },
"value": {
"owner": budget_program_id.to_string(), "owner": budget_program_id.to_string(),
"lamports": 51, "lamports": 51,
"data": bs58::encode(expected_data).into_string(), "data": bs58::encode(expected_data).into_string(),
"executable": false, "executable": false,
"rentEpoch": 1, "rentEpoch": 1,
}, },
},
"subscription": 0, "subscription": 0,
} }
}); });
@@ -609,12 +617,15 @@ mod tests {
"method": "accountNotification", "method": "accountNotification",
"params": { "params": {
"result": { "result": {
"context": { "slot": 0 },
"value": {
"owner": system_program::id().to_string(), "owner": system_program::id().to_string(),
"lamports": 100, "lamports": 100,
"data": "", "data": "",
"executable": false, "executable": false,
"rentEpoch": 1, "rentEpoch": 1,
}, },
},
"subscription": 0, "subscription": 0,
} }
}); });

110
core/src/rpc_subscriptions.rs
View File

@@ -4,7 +4,7 @@ use core::hash::Hash;
use jsonrpc_core::futures::Future; use jsonrpc_core::futures::Future;
use jsonrpc_pubsub::{typed::Sink, SubscriptionId}; use jsonrpc_pubsub::{typed::Sink, SubscriptionId};
use serde::Serialize; 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_ledger::bank_forks::BankForks;
use solana_runtime::bank::Bank; use solana_runtime::bank::Bank;
use solana_sdk::{ use solana_sdk::{
@@ -50,11 +50,15 @@ impl std::fmt::Debug for NotificationEntry {
} }
type RpcAccountSubscriptions = type RpcAccountSubscriptions =
RwLock<HashMap<Pubkey, HashMap<SubscriptionId, (Sink<RpcAccount>, Confirmations)>>>; RwLock<HashMap<Pubkey, HashMap<SubscriptionId, (Sink<Response<RpcAccount>>, Confirmations)>>>;
type RpcProgramSubscriptions = type RpcProgramSubscriptions = RwLock<
RwLock<HashMap<Pubkey, HashMap<SubscriptionId, (Sink<RpcKeyedAccount>, Confirmations)>>>; HashMap<Pubkey, HashMap<SubscriptionId, (Sink<Response<RpcKeyedAccount>>, Confirmations)>>,
>;
type RpcSignatureSubscriptions = RwLock< 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>>>; type RpcSlotSubscriptions = RwLock<HashMap<SubscriptionId, Sink<SlotInfo>>>;
@@ -105,8 +109,9 @@ where
found found
} }
#[allow(clippy::type_complexity)]
fn check_confirmations_and_notify<K, S, B, F, X>( 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, hashmap_key: &K,
current_slot: Slot, current_slot: Slot,
bank_forks: &Arc<RwLock<BankForks>>, bank_forks: &Arc<RwLock<BankForks>>,
@@ -131,7 +136,7 @@ where
let mut notified_set: HashSet<SubscriptionId> = HashSet::new(); let mut notified_set: HashSet<SubscriptionId> = HashSet::new();
if let Some(hashmap) = subscriptions.get(hashmap_key) { 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 let desired_slot: Vec<u64> = current_ancestors
.iter() .iter()
.filter(|(_, &v)| v == *confirmations) .filter(|(_, &v)| v == *confirmations)
@@ -146,16 +151,18 @@ where
.collect(); .collect();
let root = if root.len() == 1 { root[0] } else { 0 }; let root = if root.len() == 1 { root[0] } else { 0 };
if desired_slot.len() == 1 { if desired_slot.len() == 1 {
let desired_bank = bank_forks let slot = desired_slot[0];
.read() let desired_bank = bank_forks.read().unwrap().get(slot).unwrap().clone();
.unwrap()
.get(desired_slot[0])
.unwrap()
.clone();
let results = bank_method(&desired_bank, hashmap_key); let results = bank_method(&desired_bank, hashmap_key);
for result in filter_results(results, root) { for result in filter_results(results, root) {
notifier.notify(result, sink); notifier.notify(
notified_set.insert(bank_sub_id.clone()); Response {
context: RpcResponseContext { slot },
value: result,
},
sink,
);
notified_set.insert(sub_id.clone());
} }
} }
} }
@@ -354,7 +361,7 @@ impl RpcSubscriptions {
pubkey: &Pubkey, pubkey: &Pubkey,
confirmations: Option<Confirmations>, confirmations: Option<Confirmations>,
sub_id: &SubscriptionId, sub_id: &SubscriptionId,
sink: &Sink<RpcAccount>, sink: &Sink<Response<RpcAccount>>,
) { ) {
let mut subscriptions = self.account_subscriptions.write().unwrap(); let mut subscriptions = self.account_subscriptions.write().unwrap();
add_subscription(&mut subscriptions, pubkey, confirmations, sub_id, sink); add_subscription(&mut subscriptions, pubkey, confirmations, sub_id, sink);
@@ -370,7 +377,7 @@ impl RpcSubscriptions {
program_id: &Pubkey, program_id: &Pubkey,
confirmations: Option<Confirmations>, confirmations: Option<Confirmations>,
sub_id: &SubscriptionId, sub_id: &SubscriptionId,
sink: &Sink<RpcKeyedAccount>, sink: &Sink<Response<RpcKeyedAccount>>,
) { ) {
let mut subscriptions = self.program_subscriptions.write().unwrap(); let mut subscriptions = self.program_subscriptions.write().unwrap();
add_subscription(&mut subscriptions, program_id, confirmations, sub_id, sink); add_subscription(&mut subscriptions, program_id, confirmations, sub_id, sink);
@@ -386,7 +393,7 @@ impl RpcSubscriptions {
signature: &Signature, signature: &Signature,
confirmations: Option<Confirmations>, confirmations: Option<Confirmations>,
sub_id: &SubscriptionId, sub_id: &SubscriptionId,
sink: &Sink<transaction::Result<()>>, sink: &Sink<Response<transaction::Result<()>>>,
) { ) {
let mut subscriptions = self.signature_subscriptions.write().unwrap(); let mut subscriptions = self.signature_subscriptions.write().unwrap();
add_subscription(&mut subscriptions, signature, confirmations, sub_id, sink); add_subscription(&mut subscriptions, signature, confirmations, sub_id, sink);
@@ -610,10 +617,24 @@ pub(crate) mod tests {
subscriptions.notify_subscribers(0, &bank_forks); subscriptions.notify_subscribers(0, &bank_forks);
let response = robust_poll_or_panic(transport_receiver); let response = robust_poll_or_panic(transport_receiver);
let expected = format!( let expected = json!({
r#"{{"jsonrpc":"2.0","method":"accountNotification","params":{{"result":{{"data":"1111111111111111","executable":false,"lamports":1,"owner":"Budget1111111111111111111111111111111111111","rentEpoch":1}},"subscription":0}}}}"# "jsonrpc": "2.0",
); "method": "accountNotification",
assert_eq!(expected, response); "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); subscriptions.remove_account_subscription(&sub_id);
assert!(!subscriptions assert!(!subscriptions
@@ -666,11 +687,27 @@ pub(crate) mod tests {
subscriptions.notify_subscribers(0, &bank_forks); subscriptions.notify_subscribers(0, &bank_forks);
let response = robust_poll_or_panic(transport_receiver); let response = robust_poll_or_panic(transport_receiver);
let expected = format!( let expected = json!({
r#"{{"jsonrpc":"2.0","method":"programNotification","params":{{"result":{{"account":{{"data":"1111111111111111","executable":false,"lamports":1,"owner":"Budget1111111111111111111111111111111111111","rentEpoch":1}},"pubkey":"{:?}"}},"subscription":0}}}}"#, "jsonrpc": "2.0",
alice.pubkey() "method": "programNotification",
); "params": {
assert_eq!(expected, response); "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); subscriptions.remove_program_subscription(&sub_id);
assert!(!subscriptions assert!(!subscriptions
@@ -728,13 +765,18 @@ pub(crate) mod tests {
subscriptions.notify_subscribers(0, &bank_forks); subscriptions.notify_subscribers(0, &bank_forks);
let response = robust_poll_or_panic(transport_receiver); let response = robust_poll_or_panic(transport_receiver);
let expected_res: Option<transaction::Result<()>> = Some(Ok(())); let expected_res: Option<transaction::Result<()>> = Some(Ok(()));
let expected_res_str = let expected = json!({
serde_json::to_string(&serde_json::to_value(expected_res).unwrap()).unwrap(); "jsonrpc": "2.0",
let expected = format!( "method": "signatureNotification",
r#"{{"jsonrpc":"2.0","method":"signatureNotification","params":{{"result":{},"subscription":0}}}}"#, "params": {
expected_res_str "result": {
); "context": { "slot": 0 },
assert_eq!(expected, response); "value": expected_res,
},
"subscription": 0,
}
});
assert_eq!(serde_json::to_string(&expected).unwrap(), response);
// Subscription should be automatically removed after notification // Subscription should be automatically removed after notification
assert!(!subscriptions assert!(!subscriptions

6
core/tests/rpc.rs
View File

@@ -7,7 +7,7 @@ use jsonrpc_core_client::transports::ws;
use log::*; use log::*;
use reqwest::{self, header::CONTENT_TYPE}; use reqwest::{self, header::CONTENT_TYPE};
use serde_json::{json, Value}; use serde_json::{json, Value};
use solana_client::rpc_client::get_rpc_request_str; use solana_client::{rpc_client::get_rpc_request_str, rpc_response::Response};
use solana_core::{rpc_pubsub::gen_client::Client as PubsubClient, validator::TestValidator}; use solana_core::{rpc_pubsub::gen_client::Client as PubsubClient, validator::TestValidator};
use solana_sdk::{hash::Hash, pubkey::Pubkey, system_transaction, transaction}; use solana_sdk::{hash::Hash, pubkey::Pubkey, system_transaction, transaction};
use std::{ use std::{
@@ -217,7 +217,7 @@ fn test_rpc_subscriptions() {
// Create the pub sub runtime // Create the pub sub runtime
let mut rt = Runtime::new().unwrap(); let mut rt = Runtime::new().unwrap();
let rpc_pubsub_url = format!("ws://{}/", leader_data.rpc_pubsub); let rpc_pubsub_url = format!("ws://{}/", leader_data.rpc_pubsub);
let (sender, receiver) = channel::<(String, transaction::Result<()>)>(); let (sender, receiver) = channel::<(String, Response<transaction::Result<()>>)>();
let sender = Arc::new(Mutex::new(sender)); let sender = Arc::new(Mutex::new(sender));
rt.spawn({ rt.spawn({
@@ -253,7 +253,7 @@ fn test_rpc_subscriptions() {
assert!(now.elapsed().unwrap() < timeout); assert!(now.elapsed().unwrap() < timeout);
match receiver.recv_timeout(Duration::from_secs(1)) { match receiver.recv_timeout(Duration::from_secs(1)) {
Ok((sig, result)) => { Ok((sig, result)) => {
assert!(result.is_ok()); assert!(result.value.is_ok());
assert!(signature_set.remove(&sig)); assert!(signature_set.remove(&sig));
} }
Err(_err) => { Err(_err) => {