Change default anti probing penalty to 500 msat

Author: tnull

lightning/src/routing/scoring.rs

@@ -367,7 +367,7 @@ pub struct ProbabilisticScoringParameters {
 	/// treat such nodes preferentially and hence create an incentive to restrict
 	/// `htlc_maximum_msat`.
 	///
-	/// Default value: 10000 msat
+	/// Default value: 500 msat
 	pub anti_probing_penalty_msat: u64,
 }
 
@@ -481,7 +481,7 @@ impl Default for ProbabilisticScoringParameters {
 			liquidity_penalty_multiplier_msat: 40_000,
 			liquidity_offset_half_life: Duration::from_secs(3600),
 			amount_penalty_multiplier_msat: 256,
-			anti_probing_penalty_msat: 10_000,
+			anti_probing_penalty_msat: 500,
 		}
 	}
 }
@@ -2134,7 +2134,7 @@ mod tests {
 		let source = source_node_id();
 		let target = target_node_id();
 		let params = ProbabilisticScoringParameters {
-			anti_probing_penalty_msat: 10_000,
+			anti_probing_penalty_msat: 500,
 			..ProbabilisticScoringParameters::zero_penalty()
 		};
 		let scorer = ProbabilisticScorer::new(params, &network_graph, &logger);
@@ -2153,15 +2153,15 @@ mod tests {
 			inflight_htlc_msat: 0,
 			effective_capacity: EffectiveCapacity::Total { capacity_msat: 1_024_000, htlc_maximum_msat: Some(1_024_000) },
 		};
-		assert_eq!(scorer.channel_penalty_msat(42, &source, &target, usage), 10_000);
+		assert_eq!(scorer.channel_penalty_msat(42, &source, &target, usage), 500);
 
 		// Check we receive anti-probing penalty for htlc_maximum_msat == channel_capacity/2.
 		let usage = ChannelUsage {
 			amount_msat: 512_000,
 			inflight_htlc_msat: 0,
 			effective_capacity: EffectiveCapacity::Total { capacity_msat: 1_024_000, htlc_maximum_msat: Some(512_000) },
 		};
-		assert_eq!(scorer.channel_penalty_msat(42, &source, &target, usage), 10_000);
+		assert_eq!(scorer.channel_penalty_msat(42, &source, &target, usage), 500);
 
 		// Check we receive no anti-probing penalty for htlc_maximum_msat == channel_capacity/2 - 1.
 		let usage = ChannelUsage {