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Start work on attestation endpoint

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This commit is contained in:
Paul Hauner
2019-11-21 09:17:06 +11:00
parent b60836be7c
commit 451f8e6767
5 changed files with 87 additions and 37 deletions
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73
beacon_node/rest_api/src/validator.rs
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@@ -1,6 +1,6 @@
use crate::helpers::{
check_content_type_for_json, parse_epoch, parse_pubkey, parse_signature,
publish_attestation_to_network, publish_beacon_block_to_network,
check_content_type_for_json, parse_epoch, parse_pubkey, parse_shard, parse_signature,
parse_slot, publish_attestation_to_network, publish_beacon_block_to_network,
};
use crate::response_builder::ResponseBuilder;
use crate::{ApiError, ApiResult, BoxFut, NetworkChannel, UrlQuery};
@@ -82,44 +82,43 @@ pub fn get_validator_duties<T: BeaconChainTypes + 'static>(
let duties = query
.all_of("validator_pubkeys")?
.iter()
.map(|string| parse_pubkey(string))
.collect::<Result<Vec<_>, _>>()?
.into_iter()
.map(|validator_pubkey| {
if let Some(validator_index) = head_state
.get_validator_index(&validator_pubkey)
.map_err(|e| {
ApiError::ServerError(format!("Unable to read pubkey cache: {:?}", e))
})?
{
let duties = head_state
.get_attestation_duties(validator_index, relative_epoch)
.map(|validator_pubkey_str| {
parse_pubkey(validator_pubkey_str).and_then(|validator_pubkey| {
if let Some(validator_index) = head_state
.get_validator_index(&validator_pubkey)
.map_err(|e| {
ApiError::ServerError(format!(
"Unable to obtain attestation duties: {:?}",
e
))
})?;
ApiError::ServerError(format!("Unable to read pubkey cache: {:?}", e))
})?
{
let duties = head_state
.get_attestation_duties(validator_index, relative_epoch)
.map_err(|e| {
ApiError::ServerError(format!(
"Unable to obtain attestation duties: {:?}",
e
))
})?;
let block_proposal_slot = validator_proposers
.iter()
.find(|(i, _slot)| validator_index == *i)
.map(|(_i, slot)| *slot);
let block_proposal_slot = validator_proposers
.iter()
.find(|(i, _slot)| validator_index == *i)
.map(|(_i, slot)| *slot);
Ok(ValidatorDuty {
validator_pubkey,
attestation_slot: duties.map(|d| d.slot),
attestation_shard: duties.map(|d| d.shard),
block_proposal_slot,
})
} else {
Ok(ValidatorDuty {
validator_pubkey,
attestation_slot: None,
attestation_shard: None,
block_proposal_slot: None,
})
}
Ok(ValidatorDuty {
validator_pubkey,
attestation_slot: duties.map(|d| d.slot),
attestation_shard: duties.map(|d| d.shard),
block_proposal_slot,
})
} else {
Ok(ValidatorDuty {
validator_pubkey,
attestation_slot: None,
attestation_shard: None,
block_proposal_slot: None,
})
}
})
})
.collect::<Result<Vec<_>, ApiError>>()?;