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Add query timeouts

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Alex Gleason 2024-06-29 22:26:51 +01:00
parent bdd3b2224e
commit 9ea6c7b00b
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GPG key ID: 7211D1F99744FBB7
4 changed files with 23 additions and 16 deletions
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2
deno.json
View file

@ -26,7 +26,7 @@
"@hono/hono": "jsr:@hono/hono@^4.4.6",
"@isaacs/ttlcache": "npm:@isaacs/ttlcache@^1.4.1",
"@noble/secp256k1": "npm:@noble/secp256k1@^2.0.0",
"@nostrify/nostrify": "jsr:@nostrify/nostrify@^0.23.3",
"@nostrify/nostrify": "jsr:@nostrify/nostrify@^0.25.0",
"@scure/base": "npm:@scure/base@^1.1.6",
"@sentry/deno": "https://deno.land/x/sentry@7.112.2/index.mjs",
"@soapbox/kysely-deno-sqlite": "jsr:@soapbox/kysely-deno-sqlite@^2.1.0",

8
deno.lock generated
View file

@ -12,7 +12,7 @@
"jsr:@nostrify/nostrify@^0.22.1": "jsr:@nostrify/nostrify@0.22.5",
"jsr:@nostrify/nostrify@^0.22.4": "jsr:@nostrify/nostrify@0.22.4",
"jsr:@nostrify/nostrify@^0.22.5": "jsr:@nostrify/nostrify@0.22.5",
"jsr:@nostrify/nostrify@^0.23.3": "jsr:@nostrify/nostrify@0.23.3",
"jsr:@nostrify/nostrify@^0.25.0": "jsr:@nostrify/nostrify@0.25.0",
"jsr:@soapbox/kysely-deno-sqlite@^2.1.0": "jsr:@soapbox/kysely-deno-sqlite@2.2.0",
"jsr:@soapbox/stickynotes@^0.4.0": "jsr:@soapbox/stickynotes@0.4.0",
"jsr:@std/assert@^0.217.0": "jsr:@std/assert@0.217.0",
@ -136,8 +136,8 @@
"npm:zod@^3.23.8"
]
},
"@nostrify/nostrify@0.23.3": {
"integrity": "868b10dd094801e28f4982ef9815f0d43f2a807b6f8ad291c78ecb3eb291605a",
"@nostrify/nostrify@0.25.0": {
"integrity": "98f26f44e95ac87fc91b3f3809d38432e1a7f6aebf10380b2554b6f9526313c6",
"dependencies": [
"jsr:@std/encoding@^0.224.1",
"npm:@scure/base@^1.1.6",
@ -1420,7 +1420,7 @@
"jsr:@bradenmacdonald/s3-lite-client@^0.7.4",
"jsr:@db/sqlite@^0.11.1",
"jsr:@hono/hono@^4.4.6",
"jsr:@nostrify/nostrify@^0.23.3",
"jsr:@nostrify/nostrify@^0.25.0",
"jsr:@soapbox/kysely-deno-sqlite@^2.1.0",
"jsr:@soapbox/stickynotes@^0.4.0",
"jsr:@std/assert@^0.225.1",

8
src/controllers/nostr/relay.ts
View file

@ -73,11 +73,15 @@ function connectStream(socket: WebSocket) {
const pubsub = await Storages.pubsub();
try {
for (const event of await store.query(filters, { limit: FILTER_LIMIT })) {
for (const event of await store.query(filters, { limit: FILTER_LIMIT, timeout: 500 })) {
send(['EVENT', subId, event]);
}
} catch (e) {
if (e instanceof RelayError) {
send(['CLOSED', subId, e.message]);
} else {
send(['CLOSED', subId, 'error: something went wrong']);
}
controllers.delete(subId);
return;
}
@ -124,7 +128,7 @@ function connectStream(socket: WebSocket) {
/** Handle COUNT. Return the number of events matching the filters. */
async function handleCount([_, subId, ...filters]: NostrClientCOUNT): Promise<void> {
const store = await Storages.db();
const { count } = await store.count(filters);
const { count } = await store.count(filters, { timeout: 500 });
send(['COUNT', subId, { count, approximate: false }]);
}

19
src/storages/EventsDB.ts
View file

@ -51,7 +51,7 @@ class EventsDB implements NStore {
}
/** Insert an event (and its tags) into the database. */
async event(event: NostrEvent, _opts?: { signal?: AbortSignal }): Promise<void> {
async event(event: NostrEvent, opts?: { signal?: AbortSignal; timeout?: number }): Promise<void> {
event = purifyEvent(event);
this.console.debug('EVENT', JSON.stringify(event));
dbEventCounter.inc({ kind: event.kind });
@ -63,7 +63,7 @@ class EventsDB implements NStore {
await this.deleteEventsAdmin(event);
try {
await this.store.event(event);
await this.store.event(event, { timeout: opts?.timeout ?? 3000 });
} catch (e) {
if (e.message === 'Cannot add a deleted event') {
throw new RelayError('blocked', 'event deleted by user');
@ -137,7 +137,10 @@ class EventsDB implements NStore {
}
/** Get events for filters from the database. */
async query(filters: NostrFilter[], opts: { signal?: AbortSignal; limit?: number } = {}): Promise<NostrEvent[]> {
async query(
filters: NostrFilter[],
opts: { signal?: AbortSignal; timeout?: number; limit?: number } = {},
): Promise<NostrEvent[]> {
filters = await this.expandFilters(filters);
dbQueryCounter.inc();
@ -160,28 +163,28 @@ class EventsDB implements NStore {
this.console.debug('REQ', JSON.stringify(filters));
return this.store.query(filters, opts);
return this.store.query(filters, { timeout: opts.timeout ?? 3000 });
}
/** Delete events based on filters from the database. */
async remove(filters: NostrFilter[], _opts?: { signal?: AbortSignal }): Promise<void> {
async remove(filters: NostrFilter[], opts?: { signal?: AbortSignal; timeout?: number }): Promise<void> {
if (!filters.length) return Promise.resolve();
this.console.debug('DELETE', JSON.stringify(filters));
return this.store.remove(filters);
return this.store.remove(filters, opts);
}
/** Get number of events that would be returned by filters. */
async count(
filters: NostrFilter[],
opts: { signal?: AbortSignal } = {},
opts: { signal?: AbortSignal; timeout?: number } = {},
): Promise<{ count: number; approximate: boolean }> {
if (opts.signal?.aborted) return Promise.reject(abortError());
if (!filters.length) return Promise.resolve({ count: 0, approximate: false });
this.console.debug('COUNT', JSON.stringify(filters));
return this.store.count(filters);
return this.store.count(filters, { timeout: opts.timeout ?? 1000 });
}
/** Return only the tags that should be indexed. */