53 lines
1.9 KiB
Rust
53 lines
1.9 KiB
Rust
use crate::rpc_polling::vote_accounts_and_cluster_info_polling::{
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poll_cluster_info, poll_vote_accounts,
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};
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use crate::{
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endpoint_stremers::EndpointStreaming,
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rpc_polling::{poll_blocks::poll_block, poll_slots::poll_slots},
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};
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use solana_client::nonblocking::rpc_client::RpcClient;
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use solana_lite_rpc_core::AnyhowJoinHandle;
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use solana_sdk::commitment_config::CommitmentConfig;
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use std::sync::Arc;
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pub fn create_json_rpc_polling_subscription(
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rpc_client: Arc<RpcClient>,
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num_parallel_tasks: usize,
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) -> anyhow::Result<(EndpointStreaming, Vec<AnyhowJoinHandle>)> {
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let (slot_sx, slot_notifier) = tokio::sync::broadcast::channel(16);
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let (block_sx, blocks_notifier) = tokio::sync::broadcast::channel(16);
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let (blockinfo_sx, blockinfo_notifier) = tokio::sync::broadcast::channel(16);
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let (cluster_info_sx, cluster_info_notifier) = tokio::sync::broadcast::channel(16);
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let (va_sx, vote_account_notifier) = tokio::sync::broadcast::channel(16);
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// does not support accounts support with rpc polling
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let mut endpoint_tasks =
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poll_slots(rpc_client.clone(), CommitmentConfig::processed(), slot_sx)?;
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let mut block_polling_tasks = poll_block(
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rpc_client.clone(),
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block_sx,
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blockinfo_sx,
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slot_notifier.resubscribe(),
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num_parallel_tasks,
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);
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endpoint_tasks.append(&mut block_polling_tasks);
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let cluster_info_polling = poll_cluster_info(rpc_client.clone(), cluster_info_sx);
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endpoint_tasks.push(cluster_info_polling);
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let vote_accounts_polling = poll_vote_accounts(rpc_client.clone(), va_sx);
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endpoint_tasks.push(vote_accounts_polling);
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let streamers = EndpointStreaming {
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blocks_notifier,
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blockinfo_notifier,
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slot_notifier,
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cluster_info_notifier,
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vote_account_notifier,
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// does not support accounts support with rpc polling
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processed_account_stream: None,
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};
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Ok((streamers, endpoint_tasks))
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}
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