feat: add default fees for mainnet/testnet networks

.github/workflows/workflow.yml

@@ -5,6 +5,7 @@ env:
   DFX_VERSION: 0.23.0
   POCKET_IC_SERVER_VERSION: 7.0.0
   CARGO_TERM_COLOR: always # Force Cargo to use colors
+  TERM: xterm-256color
 
 on:
   push:
@@ -94,7 +95,7 @@ jobs:
       - name: Run Tests
         shell: bash
         run: |
-          cargo test --release --all-targets --workspace --exclude benchmarks
+          cargo test --release --all-targets --workspace --exclude benchmarks --color always -- --color always
         env:
           RUST_BACKTRACE: 1
 

canister/src/state.rs

@@ -83,14 +83,20 @@ impl State {
         let unstable_blocks =
             UnstableBlocks::new(&utxos, stability_threshold, genesis_block, network);
 
+        let fees = match network {
+            Network::Mainnet => Fees::mainnet(),
+            Network::Testnet => Fees::testnet(),
+            _ => Fees::default(),
+        };
+
         Self {
             utxos,
             unstable_blocks,
             syncing_state: SyncingState::default(),
             blocks_source: Principal::management_canister(),
             fee_percentiles_cache: None,
             stable_block_headers: BlockHeaderStore::init(),
-            fees: Fees::default(),
+            fees,
             metrics: Metrics::default(),
             api_access: Flag::Enabled,
             disable_api_if_not_fully_synced: Flag::Enabled,

interface/src/lib.rs

@@ -634,6 +634,7 @@ impl From<InitConfig> for Config {
             config.syncing = syncing;
         }
 
+        let fees_explicitly_set = init_config.fees.is_some();
         if let Some(fees) = init_config.fees {
             config.fees = fees;
         }
@@ -658,6 +659,15 @@ impl From<InitConfig> for Config {
             config.lazily_evaluate_fee_percentiles = lazily_evaluate_fee_percentiles;
         }
 
+        // Config post-processing.
+        if !fees_explicitly_set {
+            config.fees = match config.network {
+                Network::Mainnet => Fees::mainnet(),
+                Network::Testnet => Fees::testnet(),
+                _ => config.fees, // Keep unchanged for the rest of the networks.
+            };
+        }
+
         config
     }
 }
@@ -725,6 +735,52 @@ pub struct Fees {
     pub get_block_headers_maximum: u128,
 }
 
+impl Fees {
+    pub fn testnet() -> Self {
+        // https://internetcomputer.org/docs/references/bitcoin-how-it-works#bitcoin-testnet
+        Self {
+            get_utxos_base: 20_000_000,
+            get_utxos_cycles_per_ten_instructions: 10,
+            get_utxos_maximum: 4_000_000_000,
+
+            get_current_fee_percentiles: 4_000_000,
+            get_current_fee_percentiles_maximum: 40_000_000,
+
+            get_balance: 4_000_000,
+            get_balance_maximum: 40_000_000,
+
+            send_transaction_base: 2_000_000_000,
+            send_transaction_per_byte: 8_000_000,
+
+            get_block_headers_base: 20_000_000,
+            get_block_headers_cycles_per_ten_instructions: 10,
+            get_block_headers_maximum: 4_000_000_000,
+        }
+    }
+
+    pub fn mainnet() -> Self {
+        // https://internetcomputer.org/docs/references/bitcoin-how-it-works#bitcoin-mainnet
+        Self {
+            get_utxos_base: 50_000_000,
+            get_utxos_cycles_per_ten_instructions: 10,
+            get_utxos_maximum: 10_000_000_000,
+
+            get_current_fee_percentiles: 10_000_000,
+            get_current_fee_percentiles_maximum: 100_000_000,
+
+            get_balance: 10_000_000,
+            get_balance_maximum: 100_000_000,
+
+            send_transaction_base: 5_000_000_000,
+            send_transaction_per_byte: 20_000_000,
+
+            get_block_headers_base: 50_000_000,
+            get_block_headers_cycles_per_ten_instructions: 10,
+            get_block_headers_maximum: 10_000_000_000,
+        }
+    }
+}
+
 #[cfg(test)]
 mod test {
     use super::*;