SecretStore: cli option to configure service contract

parity/cli/mod.rs

@@ -551,6 +551,10 @@ usage! {
 			"--no-acl-check",
 			"Disable ACL check (useful for test environments).",
 
+			ARG arg_secretstore_contract: (String) = "none", or |c: &Config| otry!(c.secretstore).service_contract.clone(),
+			"--secretstore-contract=[SOURCE]",
+			"Secret Store Service contract source: none, registry (contract address is read from registry) or address.",
+
 			ARG arg_secretstore_nodes: (String) = "", or |c: &Config| otry!(c.secretstore).nodes.as_ref().map(|vec| vec.join(",")),
 			"--secretstore-nodes=[NODES]",
 			"Comma-separated list of other secret store cluster nodes in form NODE_PUBLIC_KEY_IN_HEX@NODE_IP_ADDR:NODE_PORT.",
@@ -1088,6 +1092,7 @@ struct SecretStore {
 	disable: Option<bool>,
 	disable_http: Option<bool>,
 	disable_acl_check: Option<bool>,
+	service_contract: Option<String>,
 	self_secret: Option<String>,
 	admin_public: Option<String>,
 	nodes: Option<Vec<String>>,
@@ -1488,6 +1493,7 @@ mod tests {
 			flag_no_secretstore: false,
 			flag_no_secretstore_http: false,
 			flag_no_secretstore_acl_check: false,
+			arg_secretstore_contract: "none".into(),
 			arg_secretstore_secret: None,
 			arg_secretstore_admin_public: None,
 			arg_secretstore_nodes: "".into(),
@@ -1730,6 +1736,7 @@ mod tests {
 				disable: None,
 				disable_http: None,
 				disable_acl_check: None,
+				service_contract: None,
 				self_secret: None,
 				admin_public: None,
 				nodes: None,

parity/cli/tests/config.full.toml

@@ -80,6 +80,7 @@ pass = "test_pass"
 disable = false
 disable_http = false
 disable_acl_check = false
+service_contract = "none"
 nodes = []
 http_interface = "local"
 http_port = 8082

parity/configuration.rs

@@ -45,7 +45,7 @@ use ethcore_logger::Config as LogConfig;
 use dir::{self, Directories, default_hypervisor_path, default_local_path, default_data_path};
 use dapps::Configuration as DappsConfiguration;
 use ipfs::Configuration as IpfsConfiguration;
-use secretstore::{Configuration as SecretStoreConfiguration, NodeSecretKey};
+use secretstore::{NodeSecretKey, Configuration as SecretStoreConfiguration, ContractAddress as SecretStoreContractAddress};
 use updater::{UpdatePolicy, UpdateFilter, ReleaseTrack};
 use run::RunCmd;
 use blockchain::{BlockchainCmd, ImportBlockchain, ExportBlockchain, KillBlockchain, ExportState, DataFormat};
@@ -606,6 +606,7 @@ impl Configuration {
 			enabled: self.secretstore_enabled(),
 			http_enabled: self.secretstore_http_enabled(),
 			acl_check_enabled: self.secretstore_acl_check_enabled(),
+			service_contract_address: self.secretstore_service_contract_address()?,
 			self_secret: self.secretstore_self_secret()?,
 			nodes: self.secretstore_nodes()?,
 			interface: self.secretstore_interface(),
@@ -1076,6 +1077,14 @@ impl Configuration {
 		!self.args.flag_no_secretstore_acl_check
 	}
 
+	fn secretstore_service_contract_address(&self) -> Result<Option<SecretStoreContractAddress>, String> {
+		Ok(match self.args.arg_secretstore_contract.as_ref() {
+			"none" => None,
+			"registry" => Some(SecretStoreContractAddress::Registry),
+			a @ _ => Some(SecretStoreContractAddress::Address(a.parse().map_err(|e| format!("{}", e))?)),
+		})
+	}
+
 	fn ui_enabled(&self) -> bool {
 		if self.args.flag_force_ui {
 			return true;

parity/secretstore.rs

@@ -24,8 +24,8 @@ use ethsync::SyncProvider;
 use helpers::replace_home;
 use util::Address;
 
-#[derive(Debug, PartialEq, Clone)]
 /// This node secret key.
+#[derive(Debug, PartialEq, Clone)]
 pub enum NodeSecretKey {
 	/// Stored as plain text in configuration file.
 	Plain(Secret),
@@ -33,6 +33,15 @@ pub enum NodeSecretKey {
 	KeyStore(Address),
 }
 
+/// Secret store service contract address.
+#[derive(Debug, PartialEq, Clone)]
+pub enum ContractAddress {
+	/// Contract address is read from registry.
+	Registry,
+	/// Contract address is specified.
+	Address(Address),
+}
+
 #[derive(Debug, PartialEq, Clone)]
 /// Secret store configuration
 pub struct Configuration {
@@ -42,6 +51,8 @@ pub struct Configuration {
 	pub http_enabled: bool,
 	/// Is ACL check enabled.
 	pub acl_check_enabled: bool,
+	/// Service contract address.
+	pub service_contract_address: Option<ContractAddress>,
 	/// This node secret.
 	pub self_secret: Option<NodeSecretKey>,
 	/// Other nodes IDs + addresses.
@@ -93,7 +104,7 @@ mod server {
 	use ethcore_secretstore;
 	use ethkey::KeyPair;
 	use ansi_term::Colour::Red;
-	use super::{Configuration, Dependencies, NodeSecretKey};
+	use super::{Configuration, Dependencies, NodeSecretKey, ContractAddress};
 
 	/// Key server
 	pub struct KeyServer {
@@ -137,6 +148,10 @@ mod server {
 					address: conf.http_interface.clone(),
 					port: conf.http_port,
 				}) } else { None },
+				service_contract_address: conf.service_contract_address.map(|c| match c {
+					ContractAddress::Registry => ethcore_secretstore::ContractAddress::Registry,
+					ContractAddress::Address(address) => ethcore_secretstore::ContractAddress::Address(address),
+				}),
 				data_path: conf.data_path.clone(),
 				acl_check_enabled: conf.acl_check_enabled,
 				cluster_config: ethcore_secretstore::ClusterConfiguration {
@@ -175,6 +190,7 @@ impl Default for Configuration {
 			enabled: true,
 			http_enabled: true,
 			acl_check_enabled: true,
+			service_contract_address: None,
 			self_secret: None,
 			admin_public: None,
 			nodes: BTreeMap::new(),

secret_store/src/key_storage.rs

@@ -433,6 +433,7 @@ pub mod tests {
 		let tempdir = TempDir::new("").unwrap();
 		let config = ServiceConfiguration {
 			listener_address: None,
+			service_contract_address: None,
 			acl_check_enabled: true,
 			data_path: tempdir.path().display().to_string(),
 			cluster_config: ClusterConfiguration {

secret_store/src/lib.rs

@@ -66,7 +66,7 @@ use ethcore::client::Client;
 use ethsync::SyncProvider;
 
 pub use types::all::{ServerKeyId, EncryptedDocumentKey, RequestSignature, Public,
-	Error, NodeAddress, ServiceConfiguration, ClusterConfiguration};
+	Error, NodeAddress, ContractAddress, ServiceConfiguration, ClusterConfiguration};
 pub use traits::{NodeKeyPair, KeyServer};
 pub use self::node_key_pair::{PlainNodeKeyPair, KeyStoreNodeKeyPair};
 
@@ -81,11 +81,14 @@ pub fn start(client: Arc<Client>, sync: Arc<SyncProvider>, self_key_pair: Arc<No
 	let key_storage = Arc::new(key_storage::PersistentKeyStorage::new(&config)?);
 	let key_server = Arc::new(key_server::KeyServerImpl::new(&config.cluster_config, key_server_set.clone(), self_key_pair.clone(), acl_storage, key_storage.clone())?);
 	let cluster = key_server.cluster();
+
+	// prepare listeners
 	let http_listener = match config.listener_address {
 		Some(listener_address) => Some(listener::http_listener::KeyServerHttpListener::start(listener_address, key_server.clone())?),
 		None => None,
 	};
-	let service_contract = Arc::new(listener::service_contract::OnChainServiceContract::new(&client, &sync, self_key_pair.clone()));
+	let contract_listener = config.service_contract_address.map(|service_contract_address| {
+		let service_contract = Arc::new(listener::service_contract::OnChainServiceContract::new(&client, &sync, service_contract_address, self_key_pair.clone()));
 		let contract_listener = listener::service_contract_listener::ServiceContractListener::new(listener::service_contract_listener::ServiceContractListenerParams {
 			contract: service_contract,
 			key_server: key_server.clone(),
@@ -95,6 +98,7 @@ pub fn start(client: Arc<Client>, sync: Arc<SyncProvider>, self_key_pair: Arc<No
 			key_storage: key_storage,
 		});
 		client.add_notify(contract_listener.clone());
-	let listener = listener::Listener::new(key_server, http_listener, Some(contract_listener));
-	Ok(Box::new(listener))
+		contract_listener
+	});
+	Ok(Box::new(listener::Listener::new(key_server, http_listener, contract_listener)))
 }

secret_store/src/listener/service_contract.rs

@@ -26,7 +26,7 @@ use hash::keccak;
 use bigint::hash::H256;
 use bigint::prelude::U256;
 use listener::service_contract_listener::ServiceTask;
-use {ServerKeyId, NodeKeyPair};
+use {ServerKeyId, NodeKeyPair, ContractAddress};
 
 /// Name of the SecretStore contract in the registry.
 const SERVICE_CONTRACT_REGISTRY_NAME: &'static str = "secretstore_service";
@@ -60,6 +60,8 @@ pub struct OnChainServiceContract {
 	sync: Weak<SyncProvider>,
 	/// This node key pair.
 	self_key_pair: Arc<NodeKeyPair>,
+	/// Contract addresss.
+	address: ContractAddress,
 	/// Contract.
 	contract: RwLock<Arc<SecretStoreService>>,
 }
@@ -80,19 +82,27 @@ struct PendingRequestsIterator {
 
 impl OnChainServiceContract {
 	/// Create new on-chain service contract.
-	pub fn new(client: &Arc<Client>, sync: &Arc<SyncProvider>, self_key_pair: Arc<NodeKeyPair>) -> Self {
-		let contract_addr = client.registry_address(SERVICE_CONTRACT_REGISTRY_NAME.to_owned())
+	pub fn new(client: &Arc<Client>, sync: &Arc<SyncProvider>, address: ContractAddress, self_key_pair: Arc<NodeKeyPair>) -> Self {
+		let contract_addr = match &address {
+			&ContractAddress::Registry => client.registry_address(SERVICE_CONTRACT_REGISTRY_NAME.to_owned())
 				.map(|address| {
 					trace!(target: "secretstore", "{}: installing service contract from address {}",
 						self_key_pair.public(), address);
 					address
 				})
-			.unwrap_or_default();
+				.unwrap_or_default(),
+			&ContractAddress::Address(ref address) => {
+				trace!(target: "secretstore", "{}: installing service contract from address {}",
+					self_key_pair.public(), address);
+				address.clone()
+			},
+		};
 
 		OnChainServiceContract {
 			client: Arc::downgrade(client),
 			sync: Arc::downgrade(sync),
 			self_key_pair: self_key_pair,
+			address: address,
 			contract: RwLock::new(Arc::new(SecretStoreService::new(contract_addr))),
 		}
 	}
@@ -100,6 +110,7 @@ impl OnChainServiceContract {
 
 impl ServiceContract for OnChainServiceContract {
 	fn update(&self) {
+		if let &ContractAddress::Registry = &self.address {
 			if let (Some(client), Some(sync)) = (self.client.upgrade(), self.sync.upgrade()) {
 				// do nothing until synced
 				if sync.status().is_syncing(client.queue_info()) {
@@ -115,6 +126,7 @@ impl ServiceContract for OnChainServiceContract {
 				}
 			}
 		}
+	}
 
 	fn is_actual(&self) -> bool {
 		self.contract.read().address != Default::default()

secret_store/src/types/all.rs

@@ -61,11 +61,22 @@ pub struct NodeAddress {
 	pub port: u16,
 }
 
+/// Contract address.
+#[derive(Debug, Clone)]
+pub enum ContractAddress {
+	/// Address is read from registry.
+	Registry,
+	/// Address is specified.
+	Address(ethkey::Address),
+}
+
 /// Secret store configuration
 #[derive(Debug)]
 pub struct ServiceConfiguration {
 	/// HTTP listener address. If None, HTTP API is disabled.
 	pub listener_address: Option<NodeAddress>,
+	/// Service contract address. If None, service contract API is disabled.
+	pub service_contract_address: Option<ContractAddress>,
 	/// Is ACL check enabled. If false, everyone has access to all keys. Useful for tests only.
 	pub acl_check_enabled: bool,
 	/// Data directory path for secret store