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freezes
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import { ClusterSchema, Entity } from "@effect/cluster"; | |
import { NodeClusterRunnerSocket, NodeFileSystem, NodeRuntime } from "@effect/platform-node"; | |
import { PlatformConfigProvider } from "@effect/platform/index"; | |
import { Rpc } from "@effect/rpc"; | |
import { PgClient } from "@effect/sql-pg/index"; | |
import { Array, Config, DateTime, Duration, Effect, Function, Layer, Schema } from "effect"; | |
export const EnvLoader = Layer.provide(PlatformConfigProvider.layerDotEnvAdd(".env"), NodeFileSystem.layer); | |
export const ClusterDatabaseLive = Layer.unwrapEffect( | |
Effect.gen(function* () { | |
const nodeEnv = yield* Config.string("NODE_ENV").pipe(Config.withDefault("development")); | |
const url = yield* Config.redacted("CLUSTER_DATABASE_URL"); | |
return PgClient.layer({ | |
url, | |
onnotice: Function.constVoid, | |
maxConnections: 5, | |
ssl: nodeEnv === "production" ? { rejectUnauthorized: false } : false | |
}); | |
}) | |
); | |
export const floor = (date: DateTime.DateTime, duration: Duration.Duration) => { | |
const nowMillis = DateTime.toEpochMillis(date); | |
const bucketMillis = Duration.toMillis(duration); | |
const bucketCeil = Math.floor(nowMillis / bucketMillis) * bucketMillis; | |
return DateTime.unsafeMake(bucketCeil); | |
}; | |
const RunnerLive = NodeClusterRunnerSocket.layer({ | |
storage: "sql", | |
clientOnly: true | |
}).pipe(Layer.provide(ClusterDatabaseLive), Layer.provide(EnvLoader)); | |
export const SitemapRetriever = Entity.make("SitemapRetriever", [ | |
Rpc.make("index", { | |
payload: { | |
url: Schema.String, | |
date: Schema.DateTimeUtc | |
}, | |
primaryKey(payload) { | |
const roundedTime = floor(payload.date, Duration.minutes(10)); | |
return `${payload.url}4/${DateTime.formatIso(roundedTime)}`; | |
}, | |
success: Schema.Array(Schema.String), | |
error: Schema.Any | |
}).annotate(ClusterSchema.Persisted, true) | |
]); | |
export const SitemapRetrieverLive = SitemapRetriever.toLayer( | |
Effect.gen(function* () { | |
return { | |
index: Effect.fn("SitemapIndexer.index")(function* ({ payload: { url } }) { | |
// return yield* sitemap.getAllURLsFromSitemap(url); | |
return []; | |
}) | |
}; | |
}), | |
{ concurrency: 2 } | |
); | |
const dep = SitemapRetrieverLive.pipe(Layer.provideMerge(RunnerLive)); | |
NodeRuntime.runMain( | |
Effect.gen(function* () { | |
const client = yield* SitemapRetriever.client; | |
const result = yield* Effect.all( | |
Array.makeBy(5, () => "https://www.mindfulhealthhaven.com/sitemap.xml").map( | |
Effect.fn(function* (x) { | |
// to simulate the freeze just change the client ID here to a random value and run it | |
yield* client("..55..").index({ url: x, date: yield* DateTime.now }); | |
}) | |
), | |
{ concurrency: 5 } | |
); | |
console.log(result.length); | |
}).pipe(Effect.provide(dep)) | |
); |
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