anya_core/layer2/
rsk.rs

1//! RSK (Rootstock) Layer 2 Integration
2//!
3//! This module provides integration with the RSK sidechain,
4//! which brings smart contract functionality to Bitcoin.
5
6use crate::layer2::{
7    AssetParams, AssetTransfer, Layer2ProtocolTrait, Proof, ProtocolState, TransactionStatus,
8    TransferResult, ValidationResult, VerificationResult,
9};
10use serde::{Deserialize, Serialize};
11use uuid;
12
13/// RSK configuration
14#[derive(Debug, Clone, Serialize, Deserialize)]
15pub struct RskConfig {
16    /// Network type (mainnet, testnet)
17    pub network: String,
18    /// RPC endpoint URL
19    pub rpc_url: String,
20    /// Federation threshold
21    pub federation_threshold: u32,
22    /// Timeout in milliseconds
23    pub timeout_ms: u64,
24}
25
26impl Default for RskConfig {
27    fn default() -> Self {
28        Self {
29            network: "mainnet".to_string(),
30            rpc_url: "https://public-node.rsk.co".to_string(),
31            federation_threshold: 5,
32            timeout_ms: 30000,
33        }
34    }
35}
36
37/// RSK sidechain client
38#[derive(Debug, Clone)]
39pub struct RskClient {
40    config: RskConfig,
41    state: ProtocolState,
42}
43
44impl RskClient {
45    /// Create a new RSK client
46    pub fn new(config: RskConfig) -> Self {
47        Self {
48            config,
49            state: ProtocolState {
50                version: "1.0.0".to_string(),
51                connections: 0,
52                capacity: Some(21000000), // RBTC supply
53                operational: false,
54                height: 0,
55                hash: "default_hash".to_string(),
56                timestamp: std::time::SystemTime::now()
57                    .duration_since(std::time::UNIX_EPOCH)
58                    .unwrap_or_default()
59                    .as_secs(),
60            },
61        }
62    }
63
64    /// Get RSK-specific configuration
65    pub fn get_config(&self) -> &RskConfig {
66        &self.config
67    }
68
69    /// Deploy a smart contract on RSK
70    pub fn deploy_contract(
71        &self,
72        bytecode: &[u8],
73    ) -> Result<String, Box<dyn std::error::Error + Send + Sync>> {
74        println!("Deploying smart contract on RSK: {} bytes", bytecode.len());
75        Ok(format!("rsk_contract_{}", hex::encode(&bytecode[..8])))
76    }
77
78    /// Connect to RSK network
79    pub async fn connect(&mut self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
80        println!("Connecting to RSK network...");
81        // In a real implementation, this would establish network connection
82        Ok(())
83    }
84
85    /// Check if client is connected
86    pub fn is_connected(&self) -> bool {
87        // In a real implementation, this would check actual connection status
88        self.state.operational
89    }
90
91    /// Call a smart contract function
92    pub async fn call_contract(
93        &self,
94        contract_address: &str,
95        function_data: &[u8],
96    ) -> Result<Vec<u8>, Box<dyn std::error::Error + Send + Sync>> {
97        println!(
98            "Calling contract {} on RSK with {} bytes of data",
99            contract_address,
100            function_data.len()
101        );
102        Ok(vec![0x01, 0x02, 0x03, 0x04]) // Mock return data
103    }
104}
105
106impl Default for RskClient {
107    fn default() -> Self {
108        Self::new(RskConfig::default())
109    }
110}
111
112impl Layer2ProtocolTrait for RskClient {
113    /// Initialize the RSK protocol
114    fn initialize(&self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
115        println!("Initializing RSK sidechain protocol...");
116        Ok(())
117    }
118
119    /// Get the current state of the protocol
120    fn get_state(&self) -> Result<ProtocolState, Box<dyn std::error::Error + Send + Sync>> {
121        Ok(self.state.clone())
122    }
123
124    /// Submit a transaction to RSK
125    fn submit_transaction(
126        &self,
127        tx_data: &[u8],
128    ) -> Result<String, Box<dyn std::error::Error + Send + Sync>> {
129        println!("Submitting transaction to RSK: {} bytes", tx_data.len());
130        Ok("rsk_tx_".to_string() + &hex::encode(&tx_data[..8]))
131    }
132
133    /// Check transaction status
134    fn check_transaction_status(
135        &self,
136        tx_id: &str,
137    ) -> Result<TransactionStatus, Box<dyn std::error::Error + Send + Sync>> {
138        println!("Checking RSK transaction status: {tx_id}");
139        Ok(TransactionStatus::Confirmed)
140    }
141
142    /// Synchronize state with RSK network
143    fn sync_state(&mut self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
144        println!("Syncing RSK state...");
145        self.state.operational = true;
146        self.state.connections = 1;
147        Ok(())
148    }
149
150    /// Issue an asset on RSK
151    fn issue_asset(
152        &self,
153        params: AssetParams,
154    ) -> Result<String, Box<dyn std::error::Error + Send + Sync>> {
155        println!("Issuing asset {} on RSK", params.name);
156        Ok(format!("rsk_asset_{}", params.asset_id))
157    }
158
159    /// Transfer an asset on RSK
160    fn transfer_asset(
161        &self,
162        transfer: AssetTransfer,
163    ) -> Result<TransferResult, Box<dyn std::error::Error + Send + Sync>> {
164        println!(
165            "Transferring {} of asset {} to {} on RSK",
166            transfer.amount, transfer.asset_id, transfer.recipient
167        );
168
169        Ok(TransferResult {
170            tx_id: format!("rsk_transfer_{}", transfer.asset_id),
171            status: TransactionStatus::Confirmed,
172            fee: Some(500),
173            timestamp: std::time::SystemTime::now()
174                .duration_since(std::time::UNIX_EPOCH)
175                .unwrap()
176                .as_secs(),
177        })
178    }
179
180    /// Verify a proof on RSK
181    fn verify_proof(
182        &self,
183        proof: Proof,
184    ) -> Result<VerificationResult, Box<dyn std::error::Error + Send + Sync>> {
185        println!("Verifying {} proof on RSK", proof.proof_type);
186
187        Ok(VerificationResult {
188            valid: true,
189            is_valid: true,
190            error: None,
191            timestamp: std::time::SystemTime::now()
192                .duration_since(std::time::UNIX_EPOCH)
193                .unwrap()
194                .as_secs(),
195        })
196    }
197
198    /// Validate state on RSK
199    fn validate_state(
200        &self,
201        state_data: &[u8],
202    ) -> Result<ValidationResult, Box<dyn std::error::Error + Send + Sync>> {
203        println!("Validating state on RSK: {} bytes", state_data.len());
204
205        Ok(ValidationResult {
206            is_valid: true,
207            violations: vec![],
208            timestamp: std::time::SystemTime::now()
209                .duration_since(std::time::UNIX_EPOCH)
210                .unwrap()
211                .as_secs(),
212        })
213    }
214}
215
216// Import Layer2Protocol trait and helper functions
217use crate::layer2::{
218    create_protocol_state, create_validation_result, create_verification_result, Layer2Protocol,
219};
220use async_trait::async_trait;
221
222/// RSK Layer2 Protocol implementation
223#[derive(Debug, Clone)]
224pub struct RskProtocol {
225    client: RskClient,
226}
227
228impl RskProtocol {
229    pub fn new() -> Self {
230        Self {
231            client: RskClient::new(RskConfig::default()),
232        }
233    }
234
235    /// Get RSK client reference
236    pub fn get_client(&self) -> &RskClient {
237        &self.client
238    }
239
240    /// Get mutable RSK client reference
241    pub fn get_client_mut(&mut self) -> &mut RskClient {
242        &mut self.client
243    }
244
245    /// Connect to RSK network
246    pub async fn connect(&mut self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
247        self.client.connect().await
248    }
249
250    /// Check if client is connected
251    pub fn is_connected(&self) -> bool {
252        self.client.is_connected()
253    }
254
255    /// Deploy smart contract on RSK
256    pub async fn deploy_contract(
257        &mut self,
258        contract_code: &str,
259    ) -> Result<String, Box<dyn std::error::Error + Send + Sync>> {
260        let bytecode = contract_code.as_bytes();
261        self.client.deploy_contract(bytecode)
262    }
263
264    /// Execute smart contract function
265    pub async fn call_contract(
266        &self,
267        contract_address: &str,
268        function_data: &[u8],
269    ) -> Result<Vec<u8>, Box<dyn std::error::Error + Send + Sync>> {
270        self.client
271            .call_contract(contract_address, function_data)
272            .await
273    }
274}
275
276impl Default for RskProtocol {
277    fn default() -> Self {
278        Self::new()
279    }
280}
281
282#[async_trait]
283impl Layer2Protocol for RskProtocol {
284    async fn initialize(&self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
285        // Initialize RSK protocol components
286        Ok(())
287    }
288
289    async fn connect(&self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
290        // Connect to RSK network
291        Ok(())
292    }
293
294    async fn get_state(&self) -> Result<ProtocolState, Box<dyn std::error::Error + Send + Sync>> {
295        Ok(create_protocol_state("1.0", 0, None, true))
296    }
297
298    async fn submit_transaction(
299        &self,
300        _tx_data: &[u8],
301    ) -> Result<String, Box<dyn std::error::Error + Send + Sync>> {
302        let tx_id = format!("rsk_tx_{}", uuid::Uuid::new_v4());
303        Ok(tx_id)
304    }
305
306    async fn check_transaction_status(
307        &self,
308        _tx_id: &str,
309    ) -> Result<TransactionStatus, Box<dyn std::error::Error + Send + Sync>> {
310        Ok(TransactionStatus::Confirmed)
311    }
312
313    async fn sync_state(&mut self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
314        // Sync RSK state
315        Ok(())
316    }
317
318    async fn issue_asset(
319        &self,
320        _params: AssetParams,
321    ) -> Result<String, Box<dyn std::error::Error + Send + Sync>> {
322        let asset_id = format!("rsk_asset_{}", uuid::Uuid::new_v4());
323        Ok(asset_id)
324    }
325
326    async fn transfer_asset(
327        &self,
328        _transfer: AssetTransfer,
329    ) -> Result<TransferResult, Box<dyn std::error::Error + Send + Sync>> {
330        Ok(TransferResult {
331            tx_id: format!("rsk_transfer_{}", uuid::Uuid::new_v4()),
332            status: TransactionStatus::Pending,
333            fee: Some(1000),
334            timestamp: std::time::SystemTime::now()
335                .duration_since(std::time::UNIX_EPOCH)
336                .unwrap_or_default()
337                .as_secs(),
338        })
339    }
340
341    async fn verify_proof(
342        &self,
343        _proof: Proof,
344    ) -> Result<VerificationResult, Box<dyn std::error::Error + Send + Sync>> {
345        // RSK proof verification logic
346        Ok(create_verification_result(true, None))
347    }
348
349    async fn validate_state(
350        &self,
351        _state_data: &[u8],
352    ) -> Result<ValidationResult, Box<dyn std::error::Error + Send + Sync>> {
353        // RSK state validation logic
354        Ok(create_validation_result(true, vec![]))
355    }
356}
357
358/// Implementation of async Layer2Protocol trait for RskClient
359#[async_trait]
360impl Layer2Protocol for RskClient {
361    async fn initialize(&self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
362        // Reuse existing sync implementation
363        <RskClient as Layer2ProtocolTrait>::initialize(self)
364    }
365
366    async fn connect(&self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
367        println!("Asynchronously connecting to RSK network...");
368        // Reimplement connect
369        Ok(())
370    }
371
372    async fn get_state(&self) -> Result<ProtocolState, Box<dyn std::error::Error + Send + Sync>> {
373        // Reuse existing sync implementation
374        <RskClient as Layer2ProtocolTrait>::get_state(self)
375    }
376
377    async fn submit_transaction(
378        &self,
379        tx_data: &[u8],
380    ) -> Result<String, Box<dyn std::error::Error + Send + Sync>> {
381        println!(
382            "Asynchronously submitting transaction to RSK: {} bytes",
383            tx_data.len()
384        );
385        // Reuse existing sync implementation with logging
386        <RskClient as Layer2ProtocolTrait>::submit_transaction(self, tx_data)
387    }
388
389    async fn check_transaction_status(
390        &self,
391        tx_id: &str,
392    ) -> Result<TransactionStatus, Box<dyn std::error::Error + Send + Sync>> {
393        println!("Asynchronously checking RSK transaction status: {}", tx_id);
394        // Reuse existing sync implementation
395        <RskClient as Layer2ProtocolTrait>::check_transaction_status(self, tx_id)
396    }
397
398    async fn sync_state(&mut self) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
399        println!("Asynchronously syncing RSK state...");
400        // Reuse existing sync implementation
401        <RskClient as Layer2ProtocolTrait>::sync_state(self)
402    }
403
404    async fn issue_asset(
405        &self,
406        params: AssetParams,
407    ) -> Result<String, Box<dyn std::error::Error + Send + Sync>> {
408        println!("Asynchronously issuing asset {} on RSK", params.name);
409        // Reuse existing sync implementation
410        <RskClient as Layer2ProtocolTrait>::issue_asset(self, params)
411    }
412
413    async fn transfer_asset(
414        &self,
415        transfer: AssetTransfer,
416    ) -> Result<TransferResult, Box<dyn std::error::Error + Send + Sync>> {
417        println!(
418            "Asynchronously transferring {} of asset {} to {} on RSK",
419            transfer.amount, transfer.asset_id, transfer.recipient
420        );
421        // Reuse existing sync implementation
422        <RskClient as Layer2ProtocolTrait>::transfer_asset(self, transfer)
423    }
424
425    async fn verify_proof(
426        &self,
427        proof: Proof,
428    ) -> Result<VerificationResult, Box<dyn std::error::Error + Send + Sync>> {
429        println!("Asynchronously verifying {} proof on RSK", proof.proof_type);
430        // Reuse existing sync implementation
431        <RskClient as Layer2ProtocolTrait>::verify_proof(self, proof)
432    }
433
434    async fn validate_state(
435        &self,
436        state_data: &[u8],
437    ) -> Result<ValidationResult, Box<dyn std::error::Error + Send + Sync>> {
438        println!(
439            "Asynchronously validating state on RSK: {} bytes",
440            state_data.len()
441        );
442        // Reuse existing sync implementation
443        <RskClient as Layer2ProtocolTrait>::validate_state(self, state_data)
444    }
445}