feat(minor-ampd): stellar verifier set verifier

ampd/Cargo.toml

@@ -50,6 +50,7 @@ serde_json = { workspace = true }
 serde_with = "3.2.0"
 service-registry = { workspace = true }
 sha3 = { workspace = true }
+stellar = { workspace = true }
 stellar-rs = "0.3.2"
 stellar-xdr = { workspace = true, features = ["serde_json"] }
 sui-gateway = { workspace = true }

ampd/src/config.rs

@@ -125,6 +125,11 @@ mod tests {
             type = 'StellarMsgVerifier'
             cosmwasm_contract = '{}'
             http_url = 'http://localhost:8000'
+
+            [[handlers]]
+            type = 'StellarVerifierSetVerifier'
+            cosmwasm_contract = '{}'
+            http_url = 'http://localhost:8000'
             ",
             TMAddress::random(PREFIX),
             TMAddress::random(PREFIX),
@@ -135,10 +140,11 @@ mod tests {
             TMAddress::random(PREFIX),
             TMAddress::random(PREFIX),
             TMAddress::random(PREFIX),
+            TMAddress::random(PREFIX),
         );
 
         let cfg: Config = toml::from_str(config_str.as_str()).unwrap();
-        assert_eq!(cfg.handlers.len(), 9);
+        assert_eq!(cfg.handlers.len(), 10);
     }
 
     #[test]
@@ -336,6 +342,12 @@ mod tests {
                     ),
                     http_url: Url::from_str("http://127.0.0.1").unwrap(),
                 },
+                HandlerConfig::StellarVerifierSetVerifier {
+                    cosmwasm_contract: TMAddress::from(
+                        AccountId::new("axelar", &[0u8; 32]).unwrap(),
+                    ),
+                    http_url: Url::from_str("http://127.0.0.1").unwrap(),
+                },
             ],
             ..Config::default()
         }

ampd/src/handlers/config.rs

@@ -59,6 +59,10 @@
         cosmwasm_contract: TMAddress,
         http_url: Url,
     },
+    StellarVerifierSetVerifier {
+        cosmwasm_contract: TMAddress,
+        http_url: Url,
+    },
 }
 
 fn validate_multisig_signer_config<'de, D>(configs: &[Config]) -> Result<(), D::Error>
@@ -202,6 +206,22 @@
     }
 }
 
+fn validate_stellar_verifier_set_verifier_config<'de, D>(configs: &[Config]) -> Result<(), D::Error>
+where
+    D: Deserializer<'de>,
+{
+    match configs
+        .iter()
+        .filter(|config| matches!(config, Config::StellarMsgVerifier { .. }))
+        .count()
+    {
+        count if count > 1 => Err(de::Error::custom(
+            "only one Stellar verifier set verifier config is allowed",
+        )),
+        _ => Ok(()),
+    }
+}
+
 pub fn deserialize_handler_configs<'de, D>(deserializer: D) -> Result<Vec<Config>, D::Error>
 where
     D: Deserializer<'de>,
@@ -216,6 +236,7 @@
     validate_mvx_msg_verifier_config::<D>(&configs)?;
     validate_mvx_worker_set_verifier_config::<D>(&configs)?;
     validate_stellar_msg_verifier_config::<D>(&configs)?;
+    validate_stellar_verifier_set_verifier_config::<D>(&configs)?;
 
     Ok(configs)
 }

ampd/src/handlers/mod.rs

@@ -6,6 +6,7 @@ pub mod multisig;
 pub mod mvx_verify_msg;
 pub mod mvx_verify_verifier_set;
 pub(crate) mod stellar_verify_msg;
+pub(crate) mod stellar_verify_verifier_set;
 pub mod sui_verify_msg;
 pub mod sui_verify_verifier_set;