feat: ✨ add genesis builder dummy development preset

moonbeam-foundation · Jan 21, 2025 · 31d8740 · 31d8740
1 parent 1c4e1d0
commit 31d8740
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Showing 6 changed files with 26 additions and 2 deletions.
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/runtime/common/Cargo.toml b/runtime/common/Cargo.toml
@@ -11,6 +11,7 @@ version = "0.8.0-dev"
 hex-literal = "0.3.4"
 impl-trait-for-tuples = "0.2.1"
 log = "0.4"
+serde_json = { version = "1.0.114", default-features = false }
 
 # Moonbeam
 moonbeam-core-primitives = { workspace = true }

diff --git a/runtime/common/src/apis.rs b/runtime/common/src/apis.rs
@@ -43,6 +43,12 @@ macro_rules! impl_runtime_apis_plus_common {
 			}
 		}
 
+		fn testnet_genesis() -> serde_json::Value {
+			let config = RuntimeGenesisConfig::default();
+
+			serde_json::to_value(config).expect("Could not build genesis config.")
+		}
+
 		impl_runtime_apis! {
 			$($custom)*
 
@@ -121,11 +127,21 @@ macro_rules! impl_runtime_apis_plus_common {
 				}
 
 				fn get_preset(id: &Option<sp_genesis_builder::PresetId>) -> Option<Vec<u8>> {
-					frame_support::genesis_builder_helper::get_preset::<RuntimeGenesisConfig>(id, |_| None)
+					frame_support::genesis_builder_helper::get_preset::<RuntimeGenesisConfig>(id, |id| {
+						let patch = match id.try_into() {
+							Ok(sp_genesis_builder::DEV_RUNTIME_PRESET) => testnet_genesis(),
+							_ => return None,
+						};
+						Some(
+							serde_json::to_string(&patch)
+								.expect("serialization to json is expected to work. qed.")
+								.into_bytes(),
+						)
+					})
 				}
 
 				fn preset_names() -> Vec<sp_genesis_builder::PresetId> {
-					vec![]
+					vec![sp_genesis_builder::PresetId::from(sp_genesis_builder::DEV_RUNTIME_PRESET)]
 				}
 			}
 

diff --git a/runtime/moonbase/Cargo.toml b/runtime/moonbase/Cargo.toml
@@ -14,6 +14,7 @@ log = { workspace = true }
 num_enum = { workspace = true }
 rlp = { workspace = true, optional = true }
 serde = { workspace = true, features = ["derive"] }
+serde_json = { version = "1.0.114", default-features = false }
 sha3 = { workspace = true, optional = true }
 smallvec = { workspace = true }
 strum = { workspace = true }

diff --git a/runtime/moonbeam/Cargo.toml b/runtime/moonbeam/Cargo.toml
@@ -14,6 +14,7 @@ log = { workspace = true }
 num_enum = { workspace = true }
 rlp = { workspace = true, optional = true }
 serde = { workspace = true, features = ["derive"] }
+serde_json = { version = "1.0.114", default-features = false }
 sha3 = { workspace = true, optional = true }
 smallvec = { workspace = true }
 strum = { workspace = true }

diff --git a/runtime/moonriver/Cargo.toml b/runtime/moonriver/Cargo.toml
@@ -14,6 +14,7 @@ log = { workspace = true }
 num_enum = { workspace = true }
 rlp = { workspace = true, optional = true }
 serde = { workspace = true, features = ["derive"] }
+serde_json = { version = "1.0.114", default-features = false }
 sha3 = { workspace = true, optional = true }
 smallvec = { workspace = true }
 strum = { workspace = true }