ea4a52984c
* Start adding health endpoint * Use psutil more * Add get_health test * Expose health to Prom * Update comments * Add /node/health to docs * Update Prom naming
50 lines
1.4 KiB
Rust
50 lines
1.4 KiB
Rust
use crate::response_builder::ResponseBuilder;
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use crate::{ApiError, ApiResult};
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use eth2_libp2p::{types::SyncState, NetworkGlobals};
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use hyper::{Body, Request};
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use rest_types::{Health, SyncingResponse, SyncingStatus};
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use std::sync::Arc;
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use types::{EthSpec, Slot};
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use version;
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/// Read the version string from the current Lighthouse build.
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pub fn get_version(req: Request<Body>) -> ApiResult {
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ResponseBuilder::new(&req)?.body_no_ssz(&version::version())
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}
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pub fn syncing<T: EthSpec>(
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req: Request<Body>,
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network: Arc<NetworkGlobals<T>>,
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current_slot: Slot,
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) -> ApiResult {
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let (starting_slot, highest_slot) = match network.sync_state() {
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SyncState::SyncingFinalized {
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start_slot,
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head_slot,
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..
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}
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| SyncState::SyncingHead {
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start_slot,
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head_slot,
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} => (start_slot, head_slot),
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SyncState::Synced | SyncState::Stalled => (Slot::from(0u64), current_slot),
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};
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let sync_status = SyncingStatus {
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starting_slot,
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current_slot,
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highest_slot,
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};
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ResponseBuilder::new(&req)?.body(&SyncingResponse {
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is_syncing: network.is_syncing(),
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sync_status,
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})
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}
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pub fn get_health(req: Request<Body>) -> ApiResult {
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let health = Health::observe().map_err(|e| ApiError::ServerError(e))?;
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ResponseBuilder::new(&req)?.body_no_ssz(&health)
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}
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