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improved KeyServerSet tracing

This commit is contained in:
Svyatoslav Nikolsky 2017-07-20 12:55:52 +03:00
parent 9a9c4f6ad6
commit a35db9f454
1 changed files with 11 additions and 4 deletions
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15
secret_store/src/key_server_set.rs
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@ -27,8 +27,9 @@ use types::all::Public;
const KEY_SERVER_SET_CONTRACT_REGISTRY_NAME: &'static str = "secretstore_server_set";
// TODO: ethabi should be able to generate this.
/// Key server has been added to the set.
const ADDED_EVENT_NAME: &'static [u8] = &*b"KeyServerAdded(address)";
/// Key server has been removed from the set.
const REMOVED_EVENT_NAME: &'static [u8] = &*b"KeyServerRemoved(address)";
lazy_static! {
@ -63,6 +64,7 @@ impl OnChainKeyServerSet {
let mut cached_contract = CachedContract::new(client, key_servers);
let key_server_contract_address = client.registry_address(KEY_SERVER_SET_CONTRACT_REGISTRY_NAME.to_owned());
// only initialize from contract if it is installed. otherwise - use default nodes
// once the contract is installed, all default nodes are lost (if not in the contract' set)
if key_server_contract_address.is_some() {
cached_contract.read_from_registry(&*client, key_server_contract_address);
}
@ -100,7 +102,7 @@ impl CachedContract {
if let Some(client) = self.client.upgrade() {
let new_contract_addr = client.registry_address(KEY_SERVER_SET_CONTRACT_REGISTRY_NAME.to_owned());
// new contract installed
// new contract installed => read nodes set from the contract
if self.contract_addr.as_ref() != new_contract_addr.as_ref() {
self.read_from_registry(&*client, new_contract_addr);
return;
@ -121,6 +123,7 @@ impl CachedContract {
],
limit: Some(1),
}).is_empty());
// to simplify processing - just re-read the whole nodes set from the contract
if is_set_changed {
self.read_from_registry(&*client, new_contract_addr);
}
@ -150,8 +153,12 @@ impl CachedContract {
let key_server_ip = contract.get_key_server_address(
|a, d| future::done(client.call_contract(BlockId::Latest, a, d)), key_server).wait()
.and_then(|a| a.parse().map_err(|e| format!("Invalid ip address: {}", e)));
if let (Ok(key_server_public), Ok(key_server_ip)) = (key_server_public, key_server_ip) {
key_servers.insert(key_server_public, key_server_ip);
// only add successfully parsed nodes
match (key_server_public, key_server_ip) {
(Ok(key_server_public), Ok(key_server_ip)) => { key_servers.insert(key_server_public, key_server_ip); },
(Err(public_err), _) => warn!(target: "secretstore_net", "received invalid public from key server set contract: {}", public_err),
(_, Err(ip_err)) => warn!(target: "secretstore_net", "received invalid IP from key server set contract: {}", ip_err),
}
}
key_servers