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Add P2P signalling-only netem benchmark

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This commit is contained in:
vorotamoroz
2026-07-08 10:04:03 +00:00
parent 008a5ace06
commit 7d26f0ae35
3 changed files with 168 additions and 4 deletions
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src/apps/cli/testdeno/bench-network-cases.ts
+69 -4
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@@ -12,6 +12,15 @@ function readEnvString(name: string, fallback: string): string {
return value && value.length > 0 ? value : fallback;
}
function readEnvInteger(name: string, fallback: number): number {
const value = readEnvString(name, String(fallback));
const parsed = Number(value);
if (!Number.isInteger(parsed) || parsed < 1) {
throw new Error(`${name} must be a positive integer, got '${value}'`);
}
return parsed;
}
function timestamp(): string {
const d = new Date();
const pad = (n: number) => String(n).padStart(2, "0");
@@ -41,6 +50,7 @@ function buildCases(): BenchmarkCase[] {
const tetheringVpnRtt = readEnvString("BENCH_TETHERING_VPN_RTT_MS", "120");
const localTurnServers = readEnvString("BENCH_LOCAL_TURN_SERVERS", "turn:127.0.0.1:3478");
const shimCouchdbUri = readEnvString("BENCH_SHIM_COUCHDB_URI", "http://couchdb-shim:5984");
const signallingShimRelay = readEnvString("BENCH_SIGNAL_SHIM_RELAY", "ws://p2p-signalling-shim:7777/");
return [
{
@@ -136,6 +146,44 @@ function buildCases(): BenchmarkCase[] {
"structural-placeholder-only; selected ICE pair may be collected, but the path is not shaped",
},
},
{
name: "p2p-signalling-netem-home-wifi",
runner: "p2p",
description:
"Tier 2 P2P path with only the Nostr signalling relay accessed through the home-wifi netem shim.",
dataPath: "Device A -> Device B over WebRTC DataChannel; Nostr signalling through netem shim",
trustBoundary: "Nostr signalling metadata through constrained network shim; no TURN relay",
env: {
...base,
BENCH_CASE: "p2p-signalling-netem-home-wifi",
BENCH_RELAY: signallingShimRelay,
BENCH_TURN_SERVERS: "",
BENCH_SIMULATION_TIER: "2",
BENCH_NETWORK_PROFILE: "home-wifi",
BENCH_NETWORK_MODEL: "compose-netem-signalling-shim",
BENCH_P2P_CANDIDATE_PATH_VERIFICATION:
"selected ICE pair collected; only Nostr signalling path is shaped",
},
},
{
name: "p2p-signalling-netem-tethering-vpn",
runner: "p2p",
description:
"Tier 2 P2P path with only the Nostr signalling relay accessed through the tethering-vpn netem shim.",
dataPath: "Device A -> Device B over WebRTC DataChannel; Nostr signalling through netem shim",
trustBoundary: "Nostr signalling metadata through constrained smartphone/VPN-like network shim; no TURN relay",
env: {
...base,
BENCH_CASE: "p2p-signalling-netem-tethering-vpn",
BENCH_RELAY: signallingShimRelay,
BENCH_TURN_SERVERS: "",
BENCH_SIMULATION_TIER: "2",
BENCH_NETWORK_PROFILE: "tethering-vpn",
BENCH_NETWORK_MODEL: "compose-netem-signalling-shim",
BENCH_P2P_CANDIDATE_PATH_VERIFICATION:
"selected ICE pair collected; only Nostr signalling path is shaped",
},
},
{
name: "p2p-user-turn",
runner: "p2p",
@@ -156,16 +204,25 @@ function buildCases(): BenchmarkCase[] {
];
}
async function runCase(testCase: BenchmarkCase, outputDir: string): Promise<Record<string, unknown>> {
const resultPath = `${outputDir}/${testCase.name}.json`;
async function runCase(
testCase: BenchmarkCase,
outputDir: string,
repeatIndex: number,
repeatCount: number
): Promise<Record<string, unknown>> {
const suffix = repeatCount > 1 ? `-r${String(repeatIndex).padStart(2, "0")}` : "";
const resultPath = `${outputDir}/${testCase.name}${suffix}.json`;
const taskName = testCase.runner === "p2p" ? "bench:p2p" : "bench:couchdb";
const env = {
...Deno.env.toObject(),
...testCase.env,
BENCH_RESULT_JSON: resultPath,
BENCH_REPEAT_INDEX: String(repeatIndex),
BENCH_REPEAT_COUNT: String(repeatCount),
};
console.log(`[bench-cases] running ${testCase.name}: ${testCase.description}`);
const repeatLabel = repeatCount > 1 ? ` (${repeatIndex}/${repeatCount})` : "";
console.log(`[bench-cases] running ${testCase.name}${repeatLabel}: ${testCase.description}`);
const command = new Deno.Command("deno", {
args: ["task", taskName],
cwd: import.meta.dirname,
@@ -184,6 +241,9 @@ async function runCase(testCase: BenchmarkCase, outputDir: string): Promise<Reco
const result = JSON.parse(await Deno.readTextFile(resultPath)) as Record<string, unknown>;
return {
...testCase,
repeatIndex,
repeatCount,
resultPath,
result,
};
}
@@ -211,11 +271,13 @@ async function main(): Promise<void> {
const allCases = buildCases();
const cases = selectCases(allCases);
const repeatCount = readEnvInteger("BENCH_REPEAT_COUNT", 1);
await Deno.writeTextFile(
`${outputDir}/case-manifest.json`,
JSON.stringify(
{
generatedAt: new Date().toISOString(),
repeatCount,
selectedCases: cases,
availableCases: allCases,
},
@@ -226,12 +288,15 @@ async function main(): Promise<void> {
const results: Record<string, unknown>[] = [];
for (const testCase of cases) {
results.push(await runCase(testCase, outputDir));
for (let repeatIndex = 1; repeatIndex <= repeatCount; repeatIndex++) {
results.push(await runCase(testCase, outputDir, repeatIndex, repeatCount));
}
}
const summary = {
generatedAt: new Date().toISOString(),
outputDir,
repeatCount,
results,
};
await Deno.writeTextFile(`${outputDir}/summary.json`, JSON.stringify(summary, null, 2));