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| 1 | +import { Effect, Layer, Logger } from "effect" |
| 2 | +import { FetchHttpClient } from "effect/unstable/http" |
| 3 | +import { OtlpLogger, OtlpSerialization } from "effect/unstable/observability" |
| 4 | +import { EffectLogger } from "@/effect/logger" |
| 5 | +import { Flag } from "@/flag/flag" |
| 6 | +import { CHANNEL, VERSION } from "@/installation/meta" |
| 7 | + |
| 8 | +export namespace Observability { |
| 9 | + const base = Flag.OTEL_EXPORTER_OTLP_ENDPOINT |
| 10 | + export const enabled = !!base |
| 11 | + |
| 12 | + const headers = Flag.OTEL_EXPORTER_OTLP_HEADERS |
| 13 | + ? Flag.OTEL_EXPORTER_OTLP_HEADERS.split(",").reduce( |
| 14 | + (acc, x) => { |
| 15 | + const [key, value] = x.split("=") |
| 16 | + acc[key] = value |
| 17 | + return acc |
| 18 | + }, |
| 19 | + {} as Record<string, string>, |
| 20 | + ) |
| 21 | + : undefined |
| 22 | + |
| 23 | + const resource = { |
| 24 | + serviceName: "opencode", |
| 25 | + serviceVersion: VERSION, |
| 26 | + attributes: { |
| 27 | + "deployment.environment.name": CHANNEL === "local" ? "local" : CHANNEL, |
| 28 | + "opencode.client": Flag.OPENCODE_CLIENT, |
| 29 | + }, |
| 30 | + } |
| 31 | + |
| 32 | + const logs = Logger.layer( |
| 33 | + [ |
| 34 | + EffectLogger.logger, |
| 35 | + OtlpLogger.make({ |
| 36 | + url: `${base}/v1/logs`, |
| 37 | + resource, |
| 38 | + headers, |
| 39 | + }), |
| 40 | + ], |
| 41 | + { mergeWithExisting: false }, |
| 42 | + ).pipe(Layer.provide(OtlpSerialization.layerJson), Layer.provide(FetchHttpClient.layer)) |
| 43 | + |
| 44 | + const traces = async () => { |
| 45 | + const NodeSdk = await import("@effect/opentelemetry/NodeSdk") |
| 46 | + const OTLP = await import("@opentelemetry/exporter-trace-otlp-http") |
| 47 | + const SdkBase = await import("@opentelemetry/sdk-trace-base") |
| 48 | + |
| 49 | + return NodeSdk.layer(() => ({ |
| 50 | + resource, |
| 51 | + spanProcessor: new SdkBase.BatchSpanProcessor( |
| 52 | + new OTLP.OTLPTraceExporter({ |
| 53 | + url: `${base}/v1/traces`, |
| 54 | + headers, |
| 55 | + }), |
| 56 | + ), |
| 57 | + })) |
| 58 | + } |
| 59 | + |
| 60 | + export const layer = !base |
| 61 | + ? EffectLogger.layer |
| 62 | + : Layer.unwrap( |
| 63 | + Effect.gen(function* () { |
| 64 | + const trace = yield* Effect.promise(traces) |
| 65 | + return Layer.mergeAll(trace, logs) |
| 66 | + }), |
| 67 | + ) |
| 68 | +} |
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