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fix(block-proxy): add FASTNEAR_API_KEY support #1364

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Merged
andrewklau merged 1 commit into from
Mar 4, 2026
Merged

fix(block-proxy): add FASTNEAR_API_KEY support #1364

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11 changes: 8 additions & 3 deletions apps/block-proxy/.env.example
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@
# --- fastnear (enabled by default, no config needed) ---
# FASTNEAR_ENABLED=true
# FASTNEAR_URL=https://mainnet.neardata.xyz
# FASTNEAR_API_KEY=

# --- S3/MinIO (disabled by default, set these if you have a local block store) ---
# S3_ENABLED=false
Expand All @@ -26,10 +27,14 @@
# S3_ACCESS_KEY=
# S3_SECRET_KEY=

# --- NEAR Lake (disabled by default, requires credentials) ---
# --- NEAR Lake (disabled by default, requires AWS credentials) ---
# Bucket and region are auto-derived from NETWORK:
# mainnet → near-lake-data-mainnet, eu-central-1
# testnet → near-lake-data-testnet, eu-central-1
# Only NEAR_LAKE_ENABLED + credentials are needed to enable.
# NEAR_LAKE_ENABLED=false
# NEAR_LAKE_BUCKET=near-lake-data-mainnet
# NEAR_LAKE_REGION=eu-central-1
# NEAR_LAKE_ACCESS_KEY=
# NEAR_LAKE_SECRET_KEY=
# NEAR_LAKE_BUCKET= # optional override (auto-derived from NETWORK)
# NEAR_LAKE_REGION=eu-central-1 # optional override
# UPSTREAM_TIMEOUT_SECS=7
3 changes: 3 additions & 0 deletions apps/block-proxy/src/config.ts
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Expand Up @@ -8,6 +8,7 @@ const env = cleanEnv(process.env, {
CACHE_DIR: str({ default: '/app/cache' }),
CACHE_ENABLED: bool({ default: true }),
CACHE_TTL_SECS: num({ default: 3600 }),
FASTNEAR_API_KEY: str({ default: '' }),
FASTNEAR_ENABLED: bool({ default: true }),
FASTNEAR_URL: str({ default: '' }),
LOG_LEVEL: str({ default: 'info' }),
Expand Down Expand Up @@ -60,6 +61,7 @@ const config = {
cacheDir: env.CACHE_DIR,
cacheEnabled: env.CACHE_ENABLED,
cacheTtlSecs: env.CACHE_TTL_SECS,
fastnearApiKey: env.FASTNEAR_API_KEY,
fastnearBaseUrl: deriveFastnearUrl(env.NETWORK, env.FASTNEAR_URL),
fastnearEnabled: env.FASTNEAR_ENABLED,
logLevel: env.LOG_LEVEL,
Expand Down Expand Up @@ -89,6 +91,7 @@ export function logConfigSummary(): void {
cacheDir: config.cacheDir,
cacheEnabled: config.cacheEnabled,
cacheTtlSecs: config.cacheTtlSecs,
fastnearApiKey: mask(config.fastnearApiKey),
fastnearEnabled: config.fastnearEnabled,
fastnearUrl: config.fastnearBaseUrl,
nearLakeAccessKey: mask(config.nearLakeAccessKey),
Expand Down
11 changes: 9 additions & 2 deletions apps/block-proxy/src/upstream/fastnear.ts
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Expand Up @@ -5,16 +5,23 @@ import type { Config } from '#config';
const MAX_BODY_SIZE = 100 * 1024 * 1024; // 100 MB

export class FastnearUpstream {
private apiKey: string;
private baseUrl: string;
private timeoutMs: number;

constructor(config: Config) {
this.apiKey = config.fastnearApiKey;
this.baseUrl = config.fastnearBaseUrl;
this.timeoutMs = config.upstreamTimeoutMs;
}

private buildUrl(path: string): string {
const url = `${this.baseUrl}${path}`;
return this.apiKey ? `${url}?apiKey=${this.apiKey}` : url;
}

async fetch(height: number): Promise<Buffer> {
const url = `${this.baseUrl}/v0/block/${height}`;
const url = this.buildUrl(`/v0/block/${height}`);
const start = Date.now();

const response = await globalThis
Expand Down Expand Up @@ -67,7 +74,7 @@ export class FastnearUpstream {
}

async fetchLastBlockFinal(): Promise<Buffer> {
const url = `${this.baseUrl}/v0/last_block/final`;
const url = this.buildUrl('/v0/last_block/final');
const start = Date.now();

const response = await globalThis
Expand Down