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authorFabio Berger <me@fabioberger.com>2018-07-14 01:44:21 +0800
committerFabio Berger <me@fabioberger.com>2018-07-14 01:44:21 +0800
commitced68e4e022eb1020a4d15ab9a64552b4f92744a (patch)
tree0e8daaea34e7aa7339ea2961bf7de664d60f434d /packages
parent9b387b8ec3c543b5c96d1887550797a2bb90fe94 (diff)
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Expose Blockstreams blockRetention config as an OrderWatcher config
Diffstat (limited to 'packages')
-rw-r--r--packages/order-watcher/src/order_watcher/event_watcher.ts6
-rw-r--r--packages/order-watcher/src/order_watcher/order_watcher.ts4
-rw-r--r--packages/order-watcher/src/types.ts2
3 files changed, 11 insertions, 1 deletions
diff --git a/packages/order-watcher/src/order_watcher/event_watcher.ts b/packages/order-watcher/src/order_watcher/event_watcher.ts
index 08ecf81cb..38ba8101e 100644
--- a/packages/order-watcher/src/order_watcher/event_watcher.ts
+++ b/packages/order-watcher/src/order_watcher/event_watcher.ts
@@ -27,13 +27,16 @@ export class EventWatcher {
private _pollingIntervalMs: number;
private _stateLayer: BlockParamLiteral;
private _isVerbose: boolean;
+ private _blockRetention: number;
constructor(
web3Wrapper: Web3Wrapper,
pollingIntervalIfExistsMs: undefined | number,
stateLayer: BlockParamLiteral = BlockParamLiteral.Latest,
+ blockRetention: number,
isVerbose: boolean,
) {
this._isVerbose = isVerbose;
+ this._blockRetention = blockRetention;
this._web3Wrapper = web3Wrapper;
this._stateLayer = stateLayer;
this._pollingIntervalMs = _.isUndefined(pollingIntervalIfExistsMs)
@@ -69,6 +72,9 @@ export class EventWatcher {
this._web3Wrapper.getBlockAsync.bind(this._web3Wrapper, this._stateLayer),
this._web3Wrapper.getLogsAsync.bind(this._web3Wrapper, eventFilter),
this._onBlockAndLogStreamerError.bind(this),
+ {
+ blockRetention: this._blockRetention,
+ },
);
const catchAllLogFilter = {};
this._blockAndLogStreamerIfExists.addLogFilter(catchAllLogFilter);
diff --git a/packages/order-watcher/src/order_watcher/order_watcher.ts b/packages/order-watcher/src/order_watcher/order_watcher.ts
index b09ba8d9d..2fe012593 100644
--- a/packages/order-watcher/src/order_watcher/order_watcher.ts
+++ b/packages/order-watcher/src/order_watcher/order_watcher.ts
@@ -61,6 +61,7 @@ interface OrderStateByOrderHash {
// tslint:disable-next-line:custom-no-magic-numbers
const DEFAULT_CLEANUP_JOB_INTERVAL_MS = 1000 * 60 * 60; // 1h
+const DEFAULT_BLOCK_RETENTION = 100;
/**
* This class includes all the functionality related to watching a set of orders
@@ -94,7 +95,8 @@ export class OrderWatcher {
const stateLayer =
_.isUndefined(config) || _.isUndefined(config.stateLayer) ? BlockParamLiteral.Latest : config.stateLayer;
const isVerbose = !_.isUndefined(config) && !_.isUndefined(config.isVerbose) ? config.isVerbose : false;
- this._eventWatcher = new EventWatcher(this._web3Wrapper, pollingIntervalIfExistsMs, stateLayer, isVerbose);
+ const blockRetention = !_.isUndefined(config) && !_.isUndefined(config.blockRetention) ? config.blockRetention : DEFAULT_BLOCK_RETENTION;
+ this._eventWatcher = new EventWatcher(this._web3Wrapper, pollingIntervalIfExistsMs, stateLayer, blockRetention, isVerbose);
this._balanceAndProxyAllowanceLazyStore = new BalanceAndProxyAllowanceLazyStore(
this._contractWrappers.token,
stateLayer,
diff --git a/packages/order-watcher/src/types.ts b/packages/order-watcher/src/types.ts
index 63e4e7848..e9b8626b6 100644
--- a/packages/order-watcher/src/types.ts
+++ b/packages/order-watcher/src/types.ts
@@ -14,6 +14,7 @@ export type EventWatcherCallback = (err: null | Error, log?: LogEntryEvent) => v
* of an orders expiration. Default=0.
* cleanupJobIntervalMs: How often to run a cleanup job which revalidates all the orders. Default=1hr.
* stateLayer: Optional blockchain state layer OrderWatcher will monitor for new events. Default=latest.
+ * blockRetention: The numbers of blocks to retain in-memory, in order to handle block-reorgs. Default=100.
*/
export interface OrderWatcherConfig {
stateLayer: BlockParamLiteral;
@@ -22,6 +23,7 @@ export interface OrderWatcherConfig {
expirationMarginMs?: number;
cleanupJobIntervalMs?: number;
isVerbose?: boolean;
+ blockRetention?: number;
}
export type OnOrderStateChangeCallback = (err: Error | null, orderState?: OrderState) => void;