17212794510

Committed 25 Aug 2025 03:08PM UTC coverage: 60.274% (+0.03%) from 60.24%

Build # 17212794510

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push

github

Committed by

web-flow

Commit Message

chore: new release v5.0.0-pre.7 (#7442)

Description
---
new release

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0.0

/base_layer/core/src/base_node/rpc/query_service.rs

// Copyright 2025 The Tari Project
// SPDX-License-Identifier: BSD-3-Clause

use std::cmp;

use log::trace;
use serde_valid::{validation, Validate};
use tari_common_types::{types, types::FixedHashSizeError};
use tari_transaction_components::{
    rpc::{
        models,
        models::{
            BlockUtxoInfo,
            GetUtxosByBlockRequest,
            GetUtxosByBlockResponse,
            MinimalUtxoSyncInfo,
            SyncUtxosByBlockRequest,
            SyncUtxosByBlockResponse,
            TipInfoResponse,
            TxLocation,
            TxQueryResponse,
        },
    },
    transaction_components::TransactionOutput,
};
use tari_utilities::{hex::Hex, ByteArray, ByteArrayError};
use thiserror::Error;

use crate::{
    base_node::{rpc::BaseNodeWalletQueryService, state_machine_service::states::StateInfo, StateMachineHandle},
    chain_storage::{async_db::AsyncBlockchainDb, BlockchainBackend, ChainStorageError},
    mempool::{service::MempoolHandle, MempoolServiceError, TxStorageResponse},
};
const LOG_TARGET: &str = "c::bn::rpc::query_service";

#[derive(Debug, Error)]
pub enum Error {
    #[error("Failed to get chain metadata: {0}")]
    FailedToGetChainMetadata(#[from] ChainStorageError),
    #[error("Header not found at height: {height}")]
    HeaderNotFound { height: u64 },
    #[error("Signature conversion error: {0}")]
    SignatureConversion(ByteArrayError),
    #[error("Mempool service error: {0}")]
    MempoolService(#[from] MempoolServiceError),
    #[error("Serde validation error: {0}")]
    SerdeValidation(#[from] validation::Errors),
    #[error("Hash conversion error: {0}")]
    HashConversion(#[from] FixedHashSizeError),
    #[error("Start header hash not found")]
    StartHeaderHashNotFound,
    #[error("End header hash not found")]
    EndHeaderHashNotFound,
    #[error("Header hash not found")]
    HeaderHashNotFound,
    #[error("Start header height {start_height} cannot be greater than the end header height {end_height}")]
    HeaderHeightMismatch { start_height: u64, end_height: u64 },
}

pub struct Service<B> {
    db: AsyncBlockchainDb<B>,
    state_machine: StateMachineHandle,
    mempool: MempoolHandle,
}

impl<B: BlockchainBackend + 'static> Service<B> {
    pub fn new(db: AsyncBlockchainDb<B>, state_machine: StateMachineHandle, mempool: MempoolHandle) -> Self {
        Self {
            db,
            state_machine,
            mempool,
        }
    }

    fn state_machine(&self) -> StateMachineHandle {
        self.state_machine.clone()
    }

    fn db(&self) -> &AsyncBlockchainDb<B> {
        &self.db
    }

    fn mempool(&self) -> MempoolHandle {
        self.mempool.clone()
    }

    async fn fetch_kernel(&self, signature: types::CompressedSignature) -> Result<TxQueryResponse, Error> {
        let db = self.db();

        match db.fetch_kernel_by_excess_sig(signature.clone()).await? {
            None => (),
            Some((_, block_hash)) => match db.fetch_header_by_block_hash(block_hash).await? {
                None => (),
                Some(header) => {
                    let response = TxQueryResponse {
                        location: TxLocation::Mined,
                        mined_header_hash: Some(block_hash.to_vec()),
                        mined_height: Some(header.height),
                        mined_timestamp: Some(header.timestamp.as_u64()),
                    };
                    return Ok(response);
                },
            },
        };

        // If not in a block then check the mempool
        let mut mempool = self.mempool();
        let mempool_response = match mempool.get_tx_state_by_excess_sig(signature.clone()).await? {
            TxStorageResponse::UnconfirmedPool => TxQueryResponse {
                location: TxLocation::InMempool,
                mined_header_hash: None,
                mined_height: None,
                mined_timestamp: None,
            },
            TxStorageResponse::ReorgPool |
            TxStorageResponse::NotStoredOrphan |
            TxStorageResponse::NotStoredTimeLocked |
            TxStorageResponse::NotStoredAlreadySpent |
            TxStorageResponse::NotStoredConsensus |
            TxStorageResponse::NotStored |
            TxStorageResponse::NotStoredFeeTooLow |
            TxStorageResponse::NotStoredAlreadyMined => TxQueryResponse {
                location: TxLocation::NotStored,
                mined_timestamp: None,
                mined_height: None,
                mined_header_hash: None,
            },
        };

        Ok(mempool_response)
    }

    async fn fetch_utxos_by_block(&self, request: GetUtxosByBlockRequest) -> Result<GetUtxosByBlockResponse, Error> {
        request.validate()?;

        let hash = request.header_hash.clone().try_into()?;

        let header = self
            .db()
            .fetch_header_by_block_hash(hash)
            .await?
            .ok_or_else(|| Error::HeaderHashNotFound)?;

        // fetch utxos
        let outputs_with_statuses = self.db.fetch_outputs_in_block_with_spend_state(hash, None).await?;

        let outputs = outputs_with_statuses
            .into_iter()
            .map(|(output, _spent)| output)
            .collect::<Vec<TransactionOutput>>();

        // if its empty, we need to send an empty vec of outputs.
        let utxo_block_response = GetUtxosByBlockResponse {
            outputs,
            height: header.height,
            header_hash: hash.to_vec(),
            mined_timestamp: header.timestamp.as_u64(),
        };

        Ok(utxo_block_response)
    }

    #[allow(clippy::too_many_lines)]
    async fn fetch_utxos(&self, request: SyncUtxosByBlockRequest) -> Result<SyncUtxosByBlockResponse, Error> {
        // validate and fetch inputs
        request.validate()?;

        let hash = request.start_header_hash.clone().try_into()?;

        let start_header = self
            .db()
            .fetch_header_by_block_hash(hash)
            .await?
            .ok_or_else(|| Error::StartHeaderHashNotFound)?;

        let tip_header = self.db.fetch_tip_header().await?;
        // we only allow wallets to ask for a max of 100 blocks at a time and we want to cache the queries to ensure
        // they are in batch of 100 and we want to ensure they request goes to the nearest 100 block height so
        // we can cache all wallet's queries
        let increase = ((start_header.height + 100) / 100) * 100;
        let end_height = cmp::min(tip_header.header().height, increase);

        // pagination
        let start_header_height = start_header.height + (request.page * request.limit);
        let start_header = self
            .db
            .fetch_header(start_header_height)
            .await?
            .ok_or_else(|| Error::HeaderNotFound {
                height: start_header_height,
            })?;

        if start_header.height > tip_header.header().height {
            return Err(Error::HeaderHeightMismatch {
                start_height: start_header.height,
                end_height: tip_header.header().height,
            });
        }

        // fetch utxos
        let mut utxos = vec![];
        let mut current_header = start_header;
        let mut fetched_utxos = 0;
        let next_header_to_request;
        loop {
            let current_header_hash = current_header.hash();

            trace!(
                target: LOG_TARGET,
                "current header = {} ({})",
                current_header.height,
                current_header_hash.to_hex()
            );

            let outputs_with_statuses = self
                .db
                .fetch_outputs_in_block_with_spend_state(current_header.hash(), None)
                .await?;
            let mut inputs = self
                .db
                .fetch_inputs_in_block(current_header.hash())
                .await?
                .into_iter()
                .map(|input| input.output_hash().to_vec())
                .collect::<Vec<Vec<u8>>>();

            let outputs = outputs_with_statuses
                .into_iter()
                .map(|(output, _spent)| output)
                .collect::<Vec<TransactionOutput>>();

            for output_chunk in outputs.chunks(2000) {
                let inputs_to_send = if inputs.is_empty() {
                    Vec::new()
                } else {
                    let num_to_drain = inputs.len().min(2000);
                    inputs.drain(..num_to_drain).collect()
                };

                let output_block_response = BlockUtxoInfo {
                    outputs: output_chunk
                        .iter()
                        .map(|output| MinimalUtxoSyncInfo {
                            output_hash: output.hash().to_vec(),
                            commitment: output.commitment().to_vec(),
                            encrypted_data: output.encrypted_data().as_bytes().to_vec(),
                            sender_offset_public_key: output.sender_offset_public_key.to_vec(),
                        })
                        .collect(),
                    inputs: inputs_to_send,
                    height: current_header.height,
                    header_hash: current_header_hash.to_vec(),
                    mined_timestamp: current_header.timestamp.as_u64(),
                };
                utxos.push(output_block_response);
            }
            // We might still have inputs left to send if they are more than the outputs
            for input_chunk in inputs.chunks(2000) {
                let output_block_response = BlockUtxoInfo {
                    outputs: Vec::new(),
                    inputs: input_chunk.to_vec(),
                    height: current_header.height,
                    header_hash: current_header_hash.to_vec(),
                    mined_timestamp: current_header.timestamp.as_u64(),
                };
                utxos.push(output_block_response);
            }

            fetched_utxos += 1;

            if current_header.height >= tip_header.header().height {
                next_header_to_request = vec![];
                break;
            }
            if fetched_utxos >= request.limit {
                next_header_to_request = current_header.hash().to_vec();
                break;
            }

            current_header =
                self.db
                    .fetch_header(current_header.height + 1)
                    .await?
                    .ok_or_else(|| Error::HeaderNotFound {
                        height: current_header.height + 1,
                    })?;
            if current_header.height == end_height {
                next_header_to_request = current_header.hash().to_vec();
                break; // Stop if we reach the end height}
            }
        }

        let has_next_page = (end_height.saturating_sub(current_header.height)) > 0;

        Ok(SyncUtxosByBlockResponse {
            blocks: utxos,
            has_next_page,
            next_header_to_scan: next_header_to_request,
        })
    }
}

#[async_trait::async_trait]
impl<B: BlockchainBackend + 'static> BaseNodeWalletQueryService for Service<B> {
    type Error = Error;

    async fn get_tip_info(&self) -> Result<TipInfoResponse, Self::Error> {
        let state_machine = self.state_machine();
        let status_watch = state_machine.get_status_info_watch();
        let is_synced = match status_watch.borrow().state_info {
            StateInfo::Listening(li) => li.is_synced(),
            _ => false,
        };

        let metadata = self.db.get_chain_metadata().await?;

        Ok(TipInfoResponse {
            metadata: Some(metadata),
            is_synced,
        })
    }

    async fn get_header_by_height(&self, height: u64) -> Result<models::BlockHeader, Self::Error> {
        let result = self
            .db
            .fetch_header(height)
            .await?
            .ok_or(Error::HeaderNotFound { height })?
            .into();
        Ok(result)
    }

    async fn get_height_at_time(&self, epoch_time: u64) -> Result<u64, Self::Error> {
        trace!(target: LOG_TARGET, "requested_epoch_time: {}", epoch_time);
        let tip_header = self.db.fetch_tip_header().await?;

        let mut left_height = 0u64;
        let mut right_height = tip_header.height();

        while left_height <= right_height {
            let mut mid_height = (left_height + right_height) / 2;

            if mid_height == 0 {
                return Ok(0u64);
            }
            // If the two bounds are adjacent then perform the test between the right and left sides
            if left_height == mid_height {
                mid_height = right_height;
            }

            let mid_header = self
                .db
                .fetch_header(mid_height)
                .await?
                .ok_or_else(|| Error::HeaderNotFound { height: mid_height })?;
            let before_mid_header = self
                .db
                .fetch_header(mid_height - 1)
                .await?
                .ok_or_else(|| Error::HeaderNotFound { height: mid_height - 1 })?;
            trace!(
                target: LOG_TARGET,
                "requested_epoch_time: {}, left: {}, mid: {}/{} ({}/{}), right: {}",
                epoch_time,
                left_height,
                mid_height,
                mid_height-1,
                mid_header.timestamp.as_u64(),
                before_mid_header.timestamp.as_u64(),
                right_height
            );
            if epoch_time < mid_header.timestamp.as_u64() && epoch_time >= before_mid_header.timestamp.as_u64() {
                trace!(
                    target: LOG_TARGET,
                    "requested_epoch_time: {}, selected height: {}",
                    epoch_time, before_mid_header.height
                );
                return Ok(before_mid_header.height);
            } else if mid_height == right_height {
                trace!(
                    target: LOG_TARGET,
                    "requested_epoch_time: {epoch_time}, selected height: {right_height}"
                );
                return Ok(right_height);
            } else if epoch_time <= mid_header.timestamp.as_u64() {
                right_height = mid_height;
            } else {
                left_height = mid_height;
            }
        }

        Ok(0u64)
    }

    async fn transaction_query(
        &self,
        signature: crate::base_node::rpc::models::Signature,
    ) -> Result<TxQueryResponse, Self::Error> {
        let signature = signature.try_into().map_err(Error::SignatureConversion)?;

        let response = self.fetch_kernel(signature).await?;

        Ok(response)
    }

    async fn sync_utxos_by_block(
        &self,
        request: SyncUtxosByBlockRequest,
    ) -> Result<SyncUtxosByBlockResponse, Self::Error> {
        self.fetch_utxos(request).await
    }

    async fn get_utxos_by_block(
        &self,
        request: GetUtxosByBlockRequest,
    ) -> Result<GetUtxosByBlockResponse, Self::Error> {
        self.fetch_utxos_by_block(request).await
    }

    async fn get_utxos_mined_info(
        &self,
        request: models::GetUtxosMinedInfoRequest,
    ) -> Result<models::GetUtxosMinedInfoResponse, Self::Error> {
        request.validate()?;

        let mut utxos = vec![];

        let tip_header = self.db().fetch_tip_header().await?;
        for hash in request.hashes {
            let hash = hash.try_into()?;
            let output = self.db().fetch_output(hash).await?;
            if let Some(output) = output {
                utxos.push(models::MinedUtxoInfo {
                    utxo_hash: hash.to_vec(),
                    mined_in_hash: output.header_hash.to_vec(),
                    mined_in_height: output.mined_height,
                    mined_in_timestamp: output.mined_timestamp,
                });
            }
        }

        Ok(models::GetUtxosMinedInfoResponse {
            utxos,
            best_block_hash: tip_header.hash().to_vec(),
            best_block_height: tip_header.height(),
        })
    }

    async fn get_utxos_deleted_info(
        &self,
        request: models::GetUtxosDeletedInfoRequest,
    ) -> Result<models::GetUtxosDeletedInfoResponse, Self::Error> {
        request.validate()?;

        let mut utxos = vec![];

        let must_include_header = request.must_include_header.clone().try_into()?;
        if self
            .db()
            .fetch_header_by_block_hash(must_include_header)
            .await?
            .is_none()
        {
            return Err(Error::HeaderHashNotFound);
        }

        let tip_header = self.db().fetch_tip_header().await?;
        for hash in request.hashes {
            let hash = hash.try_into()?;
            let output = self.db().fetch_output(hash).await?;

            if let Some(output) = output {
                // is it still unspent?
                let input = self.db().fetch_input(hash).await?;
                if let Some(i) = input {
                    utxos.push(models::DeletedUtxoInfo {
                        utxo_hash: hash.to_vec(),
                        found_in_header: Some((output.mined_height, output.header_hash.to_vec())),
                        spent_in_header: Some((i.spent_height, i.header_hash.to_vec())),
                    });
                } else {
                    utxos.push(models::DeletedUtxoInfo {
                        utxo_hash: hash.to_vec(),
                        found_in_header: Some((output.mined_height, output.header_hash.to_vec())),
                        spent_in_header: None,
                    });
                }
            } else {
                utxos.push(models::DeletedUtxoInfo {
                    utxo_hash: hash.to_vec(),
                    found_in_header: None,
                    spent_in_header: None,
                });
            }
        }

        Ok(models::GetUtxosDeletedInfoResponse {
            utxos,
            best_block_hash: tip_header.hash().to_vec(),
            best_block_height: tip_header.height(),
        })
    }
}

1	// Copyright 2025 The Tari Project
2	// SPDX-License-Identifier: BSD-3-Clause
3
4	use std::cmp;
5
6	use log::trace;
7	use serde_valid::{validation, Validate};
8	use tari_common_types::{types, types::FixedHashSizeError};
9	use tari_transaction_components::{
10	rpc::{
11	models,
12	models::{
13	BlockUtxoInfo,
14	GetUtxosByBlockRequest,
15	GetUtxosByBlockResponse,
16	MinimalUtxoSyncInfo,
17	SyncUtxosByBlockRequest,
18	SyncUtxosByBlockResponse,
19	TipInfoResponse,
20	TxLocation,
21	TxQueryResponse,
22	},
23	},
24	transaction_components::TransactionOutput,
25	};
26	use tari_utilities::{hex::Hex, ByteArray, ByteArrayError};
27	use thiserror::Error;
28
29	use crate::{
30	base_node::{rpc::BaseNodeWalletQueryService, state_machine_service::states::StateInfo, StateMachineHandle},
31	chain_storage::{async_db::AsyncBlockchainDb, BlockchainBackend, ChainStorageError},
32	mempool::{service::MempoolHandle, MempoolServiceError, TxStorageResponse},
33	};
34	const LOG_TARGET: &str = "c::bn::rpc::query_service";
35
36	#[derive(Debug, Error)]
37	pub enum Error {
38	#[error("Failed to get chain metadata: {0}")]
39	FailedToGetChainMetadata(#[from] ChainStorageError),
40	#[error("Header not found at height: {height}")]
41	HeaderNotFound { height: u64 },
42	#[error("Signature conversion error: {0}")]
43	SignatureConversion(ByteArrayError),
44	#[error("Mempool service error: {0}")]
45	MempoolService(#[from] MempoolServiceError),
46	#[error("Serde validation error: {0}")]
47	SerdeValidation(#[from] validation::Errors),
48	#[error("Hash conversion error: {0}")]
49	HashConversion(#[from] FixedHashSizeError),
50	#[error("Start header hash not found")]
51	StartHeaderHashNotFound,
52	#[error("End header hash not found")]
53	EndHeaderHashNotFound,
54	#[error("Header hash not found")]
55	HeaderHashNotFound,
56	#[error("Start header height {start_height} cannot be greater than the end header height {end_height}")]
57	HeaderHeightMismatch { start_height: u64, end_height: u64 },
58	}
59
60	pub struct Service<B> {
61	db: AsyncBlockchainDb<B>,
62	state_machine: StateMachineHandle,
63	mempool: MempoolHandle,
64	}
65
66	impl<B: BlockchainBackend + 'static> Service<B> {
67	pub fn new(db: AsyncBlockchainDb<B>, state_machine: StateMachineHandle, mempool: MempoolHandle) -> Self {	×
68	Self {	×
69	db,	×
70	state_machine,	×
71	mempool,	×
72	}	×
73	}	×
74
75	fn state_machine(&self) -> StateMachineHandle {	×
76	self.state_machine.clone()	×
77	}	×
78
79	fn db(&self) -> &AsyncBlockchainDb<B> {	×
80	&self.db	×
81	}	×
82
83	fn mempool(&self) -> MempoolHandle {	×
84	self.mempool.clone()	×
85	}	×
86
87	async fn fetch_kernel(&self, signature: types::CompressedSignature) -> Result<TxQueryResponse, Error> {	×
88	let db = self.db();	×
89		×
90	match db.fetch_kernel_by_excess_sig(signature.clone()).await? {	×
91	None => (),	×
92	Some((_, block_hash)) => match db.fetch_header_by_block_hash(block_hash).await? {	×
93	None => (),	×
94	Some(header) => {	×
95	let response = TxQueryResponse {	×
96	location: TxLocation::Mined,	×
97	mined_header_hash: Some(block_hash.to_vec()),	×
98	mined_height: Some(header.height),	×
99	mined_timestamp: Some(header.timestamp.as_u64()),	×
100	};	×
101	return Ok(response);	×
102	},
103	},
104	};
105
106	// If not in a block then check the mempool
107	let mut mempool = self.mempool();	×
108	let mempool_response = match mempool.get_tx_state_by_excess_sig(signature.clone()).await? {	×
109	TxStorageResponse::UnconfirmedPool => TxQueryResponse {	×
110	location: TxLocation::InMempool,	×
111	mined_header_hash: None,	×
112	mined_height: None,	×
113	mined_timestamp: None,	×
114	},	×
115	TxStorageResponse::ReorgPool \|
116	TxStorageResponse::NotStoredOrphan \|
117	TxStorageResponse::NotStoredTimeLocked \|
118	TxStorageResponse::NotStoredAlreadySpent \|
119	TxStorageResponse::NotStoredConsensus \|
120	TxStorageResponse::NotStored \|
121	TxStorageResponse::NotStoredFeeTooLow \|
122	TxStorageResponse::NotStoredAlreadyMined => TxQueryResponse {	×
123	location: TxLocation::NotStored,	×
124	mined_timestamp: None,	×
125	mined_height: None,	×
126	mined_header_hash: None,	×
127	},	×
128	};
129
130	Ok(mempool_response)	×
131	}	×
132
133	async fn fetch_utxos_by_block(&self, request: GetUtxosByBlockRequest) -> Result<GetUtxosByBlockResponse, Error> {	×
134	request.validate()?;	×
135
136	let hash = request.header_hash.clone().try_into()?;	×
137
138	let header = self	×
139	.db()	×
140	.fetch_header_by_block_hash(hash)	×
141	.await?	×
142	.ok_or_else(\|\| Error::HeaderHashNotFound)?;	×
143
144	// fetch utxos
145	let outputs_with_statuses = self.db.fetch_outputs_in_block_with_spend_state(hash, None).await?;	×
146
147	let outputs = outputs_with_statuses	×
148	.into_iter()	×
149	.map(\|(output, _spent)\| output)	×
150	.collect::<Vec<TransactionOutput>>();	×
151		×
152	// if its empty, we need to send an empty vec of outputs.	×
153	let utxo_block_response = GetUtxosByBlockResponse {	×
154	outputs,	×
155	height: header.height,	×
156	header_hash: hash.to_vec(),	×
157	mined_timestamp: header.timestamp.as_u64(),	×
158	};	×
159		×
160	Ok(utxo_block_response)	×
161	}	×
162
163	#[allow(clippy::too_many_lines)]
164	async fn fetch_utxos(&self, request: SyncUtxosByBlockRequest) -> Result<SyncUtxosByBlockResponse, Error> {	×
165	// validate and fetch inputs	×
166	request.validate()?;	×
167
168	let hash = request.start_header_hash.clone().try_into()?;	×
169
170	let start_header = self	×
171	.db()	×
172	.fetch_header_by_block_hash(hash)	×
173	.await?	×
174	.ok_or_else(\|\| Error::StartHeaderHashNotFound)?;	×
175
176	let tip_header = self.db.fetch_tip_header().await?;	×
177	// we only allow wallets to ask for a max of 100 blocks at a time and we want to cache the queries to ensure
178	// they are in batch of 100 and we want to ensure they request goes to the nearest 100 block height so
179	// we can cache all wallet's queries
180	let increase = ((start_header.height + 100) / 100) * 100;	×
181	let end_height = cmp::min(tip_header.header().height, increase);	×
182		×
183	// pagination	×
184	let start_header_height = start_header.height + (request.page * request.limit);	×
185	let start_header = self	×
186	.db	×
187	.fetch_header(start_header_height)	×
188	.await?	×
189	.ok_or_else(\|\| Error::HeaderNotFound {	×
190	height: start_header_height,	×
191	})?;	×
192
193	if start_header.height > tip_header.header().height {	×
194	return Err(Error::HeaderHeightMismatch {	×
195	start_height: start_header.height,	×
196	end_height: tip_header.header().height,	×
197	});	×
198	}	×
199		×
200	// fetch utxos	×
201	let mut utxos = vec![];	×
202	let mut current_header = start_header;	×
203	let mut fetched_utxos = 0;	×
204	let next_header_to_request;
205	loop {
206	let current_header_hash = current_header.hash();	×
207		×
208	trace!(	×
209	target: LOG_TARGET,	×
210	"current header = {} ({})",	×
211	current_header.height,	×
212	current_header_hash.to_hex()	×
213	);
214
215	let outputs_with_statuses = self	×
216	.db	×
217	.fetch_outputs_in_block_with_spend_state(current_header.hash(), None)	×
218	.await?;	×
219	let mut inputs = self	×
220	.db	×
221	.fetch_inputs_in_block(current_header.hash())	×
222	.await?	×
223	.into_iter()	×
224	.map(\|input\| input.output_hash().to_vec())	×
225	.collect::<Vec<Vec<u8>>>();	×
226		×
227	let outputs = outputs_with_statuses	×
228	.into_iter()	×
229	.map(\|(output, _spent)\| output)	×
230	.collect::<Vec<TransactionOutput>>();	×
231
232	for output_chunk in outputs.chunks(2000) {	×
233	let inputs_to_send = if inputs.is_empty() {	×
234	Vec::new()	×
235	} else {
236	let num_to_drain = inputs.len().min(2000);	×
237	inputs.drain(..num_to_drain).collect()	×
238	};
239
240	let output_block_response = BlockUtxoInfo {	×
241	outputs: output_chunk	×
242	.iter()	×
243	.map(\|output\| MinimalUtxoSyncInfo {	×
244	output_hash: output.hash().to_vec(),	×
245	commitment: output.commitment().to_vec(),	×
246	encrypted_data: output.encrypted_data().as_bytes().to_vec(),	×
247	sender_offset_public_key: output.sender_offset_public_key.to_vec(),	×
248	})	×
249	.collect(),	×
250	inputs: inputs_to_send,	×
251	height: current_header.height,	×
252	header_hash: current_header_hash.to_vec(),	×
253	mined_timestamp: current_header.timestamp.as_u64(),	×
254	};	×
255	utxos.push(output_block_response);	×
256	}	×
257	// We might still have inputs left to send if they are more than the outputs
258	for input_chunk in inputs.chunks(2000) {	×
259	let output_block_response = BlockUtxoInfo {	×
260	outputs: Vec::new(),	×
261	inputs: input_chunk.to_vec(),	×
262	height: current_header.height,	×
263	header_hash: current_header_hash.to_vec(),	×
264	mined_timestamp: current_header.timestamp.as_u64(),	×
265	};	×
266	utxos.push(output_block_response);	×
267	}	×
268
269	fetched_utxos += 1;	×
270		×
271	if current_header.height >= tip_header.header().height {	×
272	next_header_to_request = vec![];	×
273	break;	×
274	}	×
275	if fetched_utxos >= request.limit {	×
276	next_header_to_request = current_header.hash().to_vec();	×
277	break;	×
278	}	×
279
280	current_header =	×
281	self.db	×
282	.fetch_header(current_header.height + 1)	×
283	.await?	×
284	.ok_or_else(\|\| Error::HeaderNotFound {	×
285	height: current_header.height + 1,	×
286	})?;	×
287	if current_header.height == end_height {	×
288	next_header_to_request = current_header.hash().to_vec();	×
289	break; // Stop if we reach the end height}	×
290	}	×
291	}
292
293	let has_next_page = (end_height.saturating_sub(current_header.height)) > 0;	×
294		×
295	Ok(SyncUtxosByBlockResponse {	×
296	blocks: utxos,	×
297	has_next_page,	×
298	next_header_to_scan: next_header_to_request,	×
299	})	×
300	}	×
301	}
302
303	#[async_trait::async_trait]
304	impl<B: BlockchainBackend + 'static> BaseNodeWalletQueryService for Service<B> {
305	type Error = Error;
306
307	async fn get_tip_info(&self) -> Result<TipInfoResponse, Self::Error> {	×
308	let state_machine = self.state_machine();	×
309	let status_watch = state_machine.get_status_info_watch();	×
310	let is_synced = match status_watch.borrow().state_info {	×
311	StateInfo::Listening(li) => li.is_synced(),	×
312	_ => false,	×
313	};
314
315	let metadata = self.db.get_chain_metadata().await?;	×
316
317	Ok(TipInfoResponse {	×
318	metadata: Some(metadata),	×
319	is_synced,	×
320	})	×
321	}	×
322
323	async fn get_header_by_height(&self, height: u64) -> Result<models::BlockHeader, Self::Error> {	×
324	let result = self	×
325	.db	×
326	.fetch_header(height)	×
327	.await?	×
328	.ok_or(Error::HeaderNotFound { height })?	×
329	.into();	×
330	Ok(result)	×
331	}	×
332
333	async fn get_height_at_time(&self, epoch_time: u64) -> Result<u64, Self::Error> {	×
334	trace!(target: LOG_TARGET, "requested_epoch_time: {}", epoch_time);	×
335	let tip_header = self.db.fetch_tip_header().await?;	×
336
337	let mut left_height = 0u64;	×
338	let mut right_height = tip_header.height();	×
339
340	while left_height <= right_height {	×
341	let mut mid_height = (left_height + right_height) / 2;	×
342		×
343	if mid_height == 0 {	×
344	return Ok(0u64);	×
345	}	×
346	// If the two bounds are adjacent then perform the test between the right and left sides	×
347	if left_height == mid_height {	×
348	mid_height = right_height;	×
349	}	×
350
351	let mid_header = self	×
352	.db	×
353	.fetch_header(mid_height)	×
354	.await?	×
355	.ok_or_else(\|\| Error::HeaderNotFound { height: mid_height })?;	×
356	let before_mid_header = self	×
357	.db	×
358	.fetch_header(mid_height - 1)	×
359	.await?	×
360	.ok_or_else(\|\| Error::HeaderNotFound { height: mid_height - 1 })?;	×
361	trace!(	×
362	target: LOG_TARGET,	×
363	"requested_epoch_time: {}, left: {}, mid: {}/{} ({}/{}), right: {}",	×
364	epoch_time,	×
365	left_height,	×
366	mid_height,	×
367	mid_height-1,	×
368	mid_header.timestamp.as_u64(),	×
369	before_mid_header.timestamp.as_u64(),	×
370	right_height
371	);
372	if epoch_time < mid_header.timestamp.as_u64() && epoch_time >= before_mid_header.timestamp.as_u64() {	×
373	trace!(	×
374	target: LOG_TARGET,	×
375	"requested_epoch_time: {}, selected height: {}",	×
376	epoch_time, before_mid_header.height
377	);
378	return Ok(before_mid_header.height);	×
379	} else if mid_height == right_height {	×
380	trace!(	×
381	target: LOG_TARGET,	×
382	"requested_epoch_time: {epoch_time}, selected height: {right_height}"	×
383	);
384	return Ok(right_height);	×
385	} else if epoch_time <= mid_header.timestamp.as_u64() {	×
386	right_height = mid_height;	×
387	} else {	×
388	left_height = mid_height;	×
389	}	×
390	}
391
392	Ok(0u64)	×
393	}	×
394
395	async fn transaction_query(
396	&self,
397	signature: crate::base_node::rpc::models::Signature,
398	) -> Result<TxQueryResponse, Self::Error> {	×
399	let signature = signature.try_into().map_err(Error::SignatureConversion)?;	×
400
401	let response = self.fetch_kernel(signature).await?;	×
402
403	Ok(response)	×
404	}	×
405
406	async fn sync_utxos_by_block(
407	&self,
408	request: SyncUtxosByBlockRequest,
409	) -> Result<SyncUtxosByBlockResponse, Self::Error> {	×
410	self.fetch_utxos(request).await	×
411	}	×
412
413	async fn get_utxos_by_block(
414	&self,
415	request: GetUtxosByBlockRequest,
416	) -> Result<GetUtxosByBlockResponse, Self::Error> {	×
417	self.fetch_utxos_by_block(request).await	×
418	}	×
419
420	async fn get_utxos_mined_info(
421	&self,
422	request: models::GetUtxosMinedInfoRequest,
423	) -> Result<models::GetUtxosMinedInfoResponse, Self::Error> {	×
424	request.validate()?;	×
425
426	let mut utxos = vec![];	×
427
428	let tip_header = self.db().fetch_tip_header().await?;	×
429	for hash in request.hashes {	×
430	let hash = hash.try_into()?;	×
431	let output = self.db().fetch_output(hash).await?;	×
432	if let Some(output) = output {	×
433	utxos.push(models::MinedUtxoInfo {	×
434	utxo_hash: hash.to_vec(),	×
435	mined_in_hash: output.header_hash.to_vec(),	×
436	mined_in_height: output.mined_height,	×
437	mined_in_timestamp: output.mined_timestamp,	×
438	});	×
439	}	×
440	}
441
442	Ok(models::GetUtxosMinedInfoResponse {	×
443	utxos,	×
444	best_block_hash: tip_header.hash().to_vec(),	×
445	best_block_height: tip_header.height(),	×
446	})	×
447	}	×
448
449	async fn get_utxos_deleted_info(
450	&self,
451	request: models::GetUtxosDeletedInfoRequest,
452	) -> Result<models::GetUtxosDeletedInfoResponse, Self::Error> {	×
453	request.validate()?;	×
454
455	let mut utxos = vec![];	×
456
457	let must_include_header = request.must_include_header.clone().try_into()?;	×
458	if self	×
459	.db()	×
460	.fetch_header_by_block_hash(must_include_header)	×
461	.await?	×
462	.is_none()	×
463	{
464	return Err(Error::HeaderHashNotFound);	×
465	}	×
466
467	let tip_header = self.db().fetch_tip_header().await?;	×
468	for hash in request.hashes {	×
469	let hash = hash.try_into()?;	×
470	let output = self.db().fetch_output(hash).await?;	×
471
472	if let Some(output) = output {	×
473	// is it still unspent?
474	let input = self.db().fetch_input(hash).await?;	×
475	if let Some(i) = input {	×
476	utxos.push(models::DeletedUtxoInfo {	×
477	utxo_hash: hash.to_vec(),	×
478	found_in_header: Some((output.mined_height, output.header_hash.to_vec())),	×
479	spent_in_header: Some((i.spent_height, i.header_hash.to_vec())),	×
480	});	×
481	} else {	×
482	utxos.push(models::DeletedUtxoInfo {	×
483	utxo_hash: hash.to_vec(),	×
484	found_in_header: Some((output.mined_height, output.header_hash.to_vec())),	×
485	spent_in_header: None,	×
486	});	×
487	}	×
488	} else {	×
489	utxos.push(models::DeletedUtxoInfo {	×
490	utxo_hash: hash.to_vec(),	×
491	found_in_header: None,	×
492	spent_in_header: None,	×
493	});	×
494	}	×
495	}
496
497	Ok(models::GetUtxosDeletedInfoResponse {	×
498	utxos,	×
499	best_block_hash: tip_header.hash().to_vec(),	×
500	best_block_height: tip_header.height(),	×
501	})	×
502	}	×
503	}

tari-project / tari / 17212794510

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