minotari_node 5.4.0-pre.2

The tari full base node implementation
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// Copyright 2025. The Tari Project
//
// Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
// following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
// disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
// following disclaimer in the documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote
// products derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
// USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

use std::sync::Arc;

use minotari_app_grpc::tari_rpc;
use tari_common_types::types::FixedHash;
use tari_node_components::blocks::NewBlockTemplate;
use tokio::sync::RwLock;

pub struct DataCache {
    inner_data_cache: Arc<RwLock<InnerDataCache>>,
}

impl DataCache {
    pub fn new() -> Self {
        Self {
            inner_data_cache: Arc::new(RwLock::new(InnerDataCache::default())),
        }
    }

    pub async fn get_monero_randomx_estimated_hash_rate(&self, current_tip: &FixedHash) -> Option<u64> {
        let res = &self.inner_data_cache.read().await.monero_randomx_estimated_hash_rate;
        if res.tip == *current_tip { Some(res.data) } else { None }
    }

    pub async fn get_tari_randomx_estimated_hash_rate(&self, current_tip: &FixedHash) -> Option<u64> {
        let res = &self.inner_data_cache.read().await.tari_randomx_estimated_hash_rate;
        if res.tip == *current_tip { Some(res.data) } else { None }
    }

    pub async fn get_cuckaroo_estimated_hash_rate(&self, current_tip: &FixedHash) -> Option<tari_rpc::UDecimalValue> {
        let res = &self.inner_data_cache.read().await.cuckaroo_estimated_hash_rate;
        if res.tip == *current_tip { Some(res.data) } else { None }
    }

    pub async fn get_sha3x_estimated_hash_rate(&self, current_tip: &FixedHash) -> Option<u64> {
        let res = &self.inner_data_cache.read().await.sha3x_estimated_hash_rate;
        if res.tip == *current_tip { Some(res.data) } else { None }
    }

    pub async fn set_monero_randomx_estimated_hash_rate(&self, hash_rate: u64, current_tip: FixedHash) {
        self.inner_data_cache.write().await.monero_randomx_estimated_hash_rate =
            DataCacheData::new(hash_rate, current_tip);
    }

    pub async fn set_tari_randomx_estimated_hash_rate(&self, hash_rate: u64, current_tip: FixedHash) {
        self.inner_data_cache.write().await.tari_randomx_estimated_hash_rate =
            DataCacheData::new(hash_rate, current_tip);
    }

    pub async fn set_cuckaroo_estimated_hash_rate(&self, hash_rate: tari_rpc::UDecimalValue, current_tip: FixedHash) {
        self.inner_data_cache.write().await.cuckaroo_estimated_hash_rate = DataCacheData::new(hash_rate, current_tip);
    }

    pub async fn set_sha3x_estimated_hash_rate(&self, hash_rate: u64, current_tip: FixedHash) {
        self.inner_data_cache.write().await.sha3x_estimated_hash_rate = DataCacheData::new(hash_rate, current_tip);
    }

    pub async fn get_monero_randomx_new_block_template(&self, current_tip: &FixedHash) -> Option<NewBlockTemplate> {
        let res = &self.inner_data_cache.read().await.monero_randomx_new_block_template;
        if res.tip == *current_tip {
            Some(res.data.clone())
        } else {
            None
        }
    }

    pub async fn get_tari_randomx_new_block_template(&self, current_tip: &FixedHash) -> Option<NewBlockTemplate> {
        let res = &self.inner_data_cache.read().await.tari_randomx_new_block_template;
        if res.tip == *current_tip {
            Some(res.data.clone())
        } else {
            None
        }
    }

    pub async fn get_cuckaroo_new_block_template(&self, current_tip: &FixedHash) -> Option<NewBlockTemplate> {
        let res = &self.inner_data_cache.read().await.cuckaroo_new_block_template;
        if res.tip == *current_tip {
            Some(res.data.clone())
        } else {
            None
        }
    }

    pub async fn get_sha3x_new_block_template(&self, current_tip: &FixedHash) -> Option<NewBlockTemplate> {
        let res = &self.inner_data_cache.read().await.sha3x_new_block_template;
        if res.tip == *current_tip {
            Some(res.data.clone())
        } else {
            None
        }
    }

    pub async fn set_monero_randomx_new_block_template(
        &self,
        new_block_template: NewBlockTemplate,
        current_tip: FixedHash,
    ) {
        self.inner_data_cache.write().await.monero_randomx_new_block_template =
            DataCacheData::new(new_block_template, current_tip);
    }

    pub async fn set_tari_randomx_new_block_template(
        &self,
        new_block_template: NewBlockTemplate,
        current_tip: FixedHash,
    ) {
        self.inner_data_cache.write().await.tari_randomx_new_block_template =
            DataCacheData::new(new_block_template, current_tip);
    }

    pub async fn set_sha3x_new_block_template(&self, new_block_template: NewBlockTemplate, current_tip: FixedHash) {
        self.inner_data_cache.write().await.sha3x_new_block_template =
            DataCacheData::new(new_block_template, current_tip);
    }

    pub async fn set_cuckaroo_new_block_template(&self, new_block_template: NewBlockTemplate, current_tip: FixedHash) {
        self.inner_data_cache.write().await.cuckaroo_new_block_template =
            DataCacheData::new(new_block_template, current_tip);
    }
}

struct InnerDataCache {
    pub monero_randomx_estimated_hash_rate: DataCacheData<u64>,
    pub tari_randomx_estimated_hash_rate: DataCacheData<u64>,
    pub sha3x_estimated_hash_rate: DataCacheData<u64>,
    pub cuckaroo_estimated_hash_rate: DataCacheData<tari_rpc::UDecimalValue>,
    pub sha3x_new_block_template: DataCacheData<NewBlockTemplate>,
    pub cuckaroo_new_block_template: DataCacheData<NewBlockTemplate>,
    pub monero_randomx_new_block_template: DataCacheData<NewBlockTemplate>,
    pub tari_randomx_new_block_template: DataCacheData<NewBlockTemplate>,
}
impl Default for InnerDataCache {
    fn default() -> Self {
        Self {
            monero_randomx_estimated_hash_rate: DataCacheData::new_empty(0),
            tari_randomx_estimated_hash_rate: DataCacheData::new_empty(0),
            sha3x_estimated_hash_rate: DataCacheData::new_empty(0),
            cuckaroo_estimated_hash_rate: DataCacheData::new_empty(tari_rpc::UDecimalValue { units: 0, nanos: 0 }),
            sha3x_new_block_template: DataCacheData::new_empty(NewBlockTemplate::empty()),
            monero_randomx_new_block_template: DataCacheData::new_empty(NewBlockTemplate::empty()),
            cuckaroo_new_block_template: DataCacheData::new_empty(NewBlockTemplate::empty()),
            tari_randomx_new_block_template: DataCacheData::new_empty(NewBlockTemplate::empty()),
        }
    }
}

struct DataCacheData<T> {
    pub data: T,
    pub tip: FixedHash,
}

impl<T> DataCacheData<T> {
    pub fn new(data: T, tip: FixedHash) -> Self {
        Self { data, tip }
    }

    pub fn new_empty(data: T) -> Self {
        Self {
            data,
            tip: FixedHash::default(),
        }
    }
}