cory/tildefriends
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blobs.createWants again without setTimeout to fix the test.

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git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4105 ed5197a5-7fde-0310-b194-c3ffbd925b24
This commit is contained in:
Cory McWilliams 2023-01-04 23:11:49 +00:00
parent ff06e91ac8
commit 4c01f23ee8
1 changed files with 23 additions and 20 deletions
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35
core/ssb.js
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@ -2,6 +2,8 @@
var g_wants_requests = {}; var g_wants_requests = {};
var g_database = new Database('core'); var g_database = new Database('core');
let g_attendants = {}; let g_attendants = {};
let g_blob_wants_sent = 0;
let g_blob_last_requested = '';
const k_use_create_history_stream = false; const k_use_create_history_stream = false;
const k_blobs_concurrent_target = 8; const k_blobs_concurrent_target = 8;
@ -80,15 +82,25 @@ function send_blobs_create_wants(connection) {
return; return;
} }
Object.keys(message.message).forEach(function(id) { Object.keys(message.message).forEach(function(id) {
g_blob_wants_sent--;
if (g_blob_wants_sent == 0) {
request_more_blobs(g_wants_requests[connection.id]);
}
if (message.message[id] < 0) { if (message.message[id] < 0) {
let blob;
if (g_wants_requests[connection.id]) { if (g_wants_requests[connection.id]) {
let blob = ssb.blobGet(id); blob = ssb.blobGet(id);
if (blob) { if (blob) {
let out_message = {}; let out_message = {};
out_message[id] = blob.byteLength; out_message[id] = blob.byteLength;
g_wants_requests[connection.id].send_json(out_message); g_wants_requests[connection.id].send_json(out_message);
} }
} }
if (!blob && message.message[id] == -1) {
let out_message = {};
out_message[id] = -2;
g_wants_requests[connection.id].send_json(out_message);
}
} else { } else {
let expected_bytes = message.message[id]; let expected_bytes = message.message[id];
connection.blob_get_queue[id] = expected_bytes; connection.blob_get_queue[id] = expected_bytes;
@ -143,33 +155,24 @@ function blob_want_discovered(request, id) {
} }
var message = {}; var message = {};
message[id] = -1; message[id] = -1;
g_blob_wants_sent++;
request.send_json(message); request.send_json(message);
} }
function sleep(ms) { function request_more_blobs(request) {
return new Promise(function(resolve, reject) { return ssb.sqlStream(
setTimeout(x => resolve(), ms);
});
}
async function requestMoreBlobs(request) {
let last = '';
while (true) {
await ssb.sqlStream(
'SELECT id FROM blob_wants WHERE id > ? ORDER BY id LIMIT 32', 'SELECT id FROM blob_wants WHERE id > ? ORDER BY id LIMIT 32',
[last], [g_blob_last_requested],
function(row) { function(row) {
blob_want_discovered(request, row.id); blob_want_discovered(request, row.id);
last = row.id; g_blob_last_requested = row.id;
}); });
await sleep(1000);
}
} }
ssb.addRpc(['blobs', 'createWants'], function(request) { ssb.addRpc(['blobs', 'createWants'], function(request) {
g_wants_requests[request.connection.id] = request; g_wants_requests[request.connection.id] = request;
ssb.addEventListener('blob_want_added', id => blob_want_discovered(request, id)); ssb.addEventListener('blob_want_added', id => blob_want_discovered(request, id));
requestMoreBlobs(request); request_more_blobs(request);
}); });
function notify_attendant_changed(id, type) { function notify_attendant_changed(id, type) {