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probe: Trial D2 — fixed protobuf encoding (protocol_version=1, cascadeId, ConnectRPC framing)

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authentik Default Admin
2026-03-07 22:58:56 +09:00
parent 2794a26c77
commit 4d1bb7a443
4 changed files with 133 additions and 41 deletions
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81
extension/out/extension.js
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@@ -435,47 +435,88 @@ function activate(context) {
}
return null;
}
// ========== Trial D: Streaming RPC + JSON retry ==========
// ========== Trial D2: Streaming RPC with protocol_version=1 ==========
setTimeout(async () => {
if (!lsPort || !lsCsrf) {
console.log('Gravity Bridge: [Trial D] Skipped — no LS');
console.log('Gravity Bridge: [Trial D2] Skipped — no LS');
return;
}
console.log(`Gravity Bridge: [Trial D] Probing streaming RPCs on port ${lsPort}...`);
console.log(`Gravity Bridge: [Trial D2] Streaming RPCs with proto_version=1...`);
const http = require('http');
function tryRPC(method, bodyStr) {
function tryProtoRPC(method, protoBody, timeout = 12000) {
return new Promise((resolve) => {
const isJson = !!bodyStr;
const body = isJson ? Buffer.from(bodyStr) : Buffer.from([0, 0, 0, 0, 0]);
const req = http.request({ hostname: '127.0.0.1', port: lsPort, path: `/exa.language_server_pb.LanguageServerService/${method}`, method: 'POST', headers: { 'Content-Type': isJson ? 'application/json' : 'application/connect+proto', 'Connect-Protocol-Version': '1', 'x-codeium-csrf-token': lsCsrf }, timeout: 8000 }, (res) => {
// ConnectRPC frame: [flag(1)] [length(4 big-endian)] [message]
const frame = Buffer.alloc(5 + protoBody.length);
frame[0] = 0x00; // no compression
frame.writeUInt32BE(protoBody.length, 1);
protoBody.copy(frame, 5);
const req = http.request({
hostname: '127.0.0.1', port: lsPort,
path: `/exa.language_server_pb.LanguageServerService/${method}`,
method: 'POST',
headers: {
'Content-Type': 'application/connect+proto',
'Connect-Protocol-Version': '1',
'x-codeium-csrf-token': lsCsrf,
},
timeout: timeout
}, (res) => {
const chunks = [];
res.on('data', (c) => chunks.push(c));
res.on('end', () => resolve(Buffer.concat(chunks).toString('utf-8')));
res.on('end', () => {
const buf = Buffer.concat(chunks);
// Skip ConnectRPC frame header (5 bytes) to get proto/JSON content
const text = buf.toString('utf-8');
resolve(text);
});
});
req.on('error', (e) => resolve(`err:${e.message}`));
req.on('timeout', () => { req.destroy(); resolve('timeout'); });
req.write(body);
req.on('timeout', () => { req.destroy(); resolve('timeout(stream open)'); });
req.write(frame);
req.end();
});
}
for (const m of ['StreamCascadeReactiveUpdates', 'StreamCascadeSummariesReactiveUpdates', 'StreamAgentStateUpdates', 'GetBrowserOpenConversation']) {
const r = await tryRPC(m);
console.log(`Gravity Bridge: [Trial D] ${m}: ${r.substring(0, 400)}`);
}
// protobuf: field 1 (protocol_version) = 1 → 0x08 0x01
const versionOnly = Buffer.from([0x08, 0x01]);
// Try StreamCascadeReactiveUpdates with version=1
let r = await tryProtoRPC('StreamCascadeReactiveUpdates', versionOnly);
console.log(`Gravity Bridge: [Trial D2] StreamCascade(v1): ${r.substring(0, 600)}`);
// Try StreamCascadeSummariesReactiveUpdates with version=1
r = await tryProtoRPC('StreamCascadeSummariesReactiveUpdates', versionOnly);
console.log(`Gravity Bridge: [Trial D2] StreamSummaries(v1): ${r.substring(0, 600)}`);
// Get latest trajectory ID and try StreamAgentStateUpdates with cascadeId
try {
const dRaw = await vscode.commands.executeCommand('antigravity.getDiagnostics');
const d = typeof dRaw === 'string' ? JSON.parse(dRaw) : dRaw;
const ts = d?.recentTrajectories || [];
if (ts.length > 0) {
const t = ts[ts.length - 1];
const gid = t.googleAgentId || '';
console.log(`Gravity Bridge: [Trial D] Latest: ${gid.substring(0, 8)} step=${t.lastStepIndex}`);
const r = await tryRPC('GetCascadeTrajectorySteps', JSON.stringify({ trajectoryId: gid, startStepIndex: Math.max(0, t.lastStepIndex - 1) }));
console.log(`Gravity Bridge: [Trial D] Steps(json): ${r.substring(0, 500)}`);
const latest = ts[ts.length - 1];
const gid = latest.googleAgentId || '';
console.log(`Gravity Bridge: [Trial D2] Using trajectory ${gid.substring(0, 8)}`);
// Build protobuf with cascadeId string: field 1 = gid
// string field: tag=0x0A (field 1 wire type 2), length, bytes
const gidBuf = Buffer.from(gid, 'utf-8');
const cascadeProto = Buffer.alloc(2 + gidBuf.length);
cascadeProto[0] = 0x0A; // field 1, wire type 2 (length-delimited)
cascadeProto[1] = gidBuf.length;
gidBuf.copy(cascadeProto, 2);
r = await tryProtoRPC('StreamAgentStateUpdates', cascadeProto);
console.log(`Gravity Bridge: [Trial D2] AgentState(${gid.substring(0, 8)}): ${r.substring(0, 600)}`);
// Also try GetCascadeTrajectorySteps with proto encoding
// field 1 = trajectoryId (string), field 2 = startStepIndex (varint)
const stepIdx = Math.max(0, latest.lastStepIndex - 1);
const stepsProto = Buffer.alloc(2 + gidBuf.length + 2);
stepsProto[0] = 0x0A;
stepsProto[1] = gidBuf.length;
gidBuf.copy(stepsProto, 2);
stepsProto[2 + gidBuf.length] = 0x10; // field 2 varint
stepsProto[3 + gidBuf.length] = stepIdx;
r = await tryProtoRPC('GetCascadeTrajectorySteps', stepsProto);
console.log(`Gravity Bridge: [Trial D2] Steps(proto): ${r.substring(0, 800)}`);
}
}
catch (e) {
console.log(`Gravity Bridge: [Trial D] err: ${e.message}`);
console.log(`Gravity Bridge: [Trial D2] err: ${e.message}`);
}
}, 15000);
// Start LS bridge after a delay

2
extension/out/extension.js.map
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