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Code Issues Releases Wiki Activity

1. Updated Helper method for console.log to implement info1 & info2

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2. Added more logging to WebRTC
3. Fix edge case when piping RTC DataChannel could result in 100% CPU utilization
This commit is contained in:
Bryan Roe
2022-03-07 19:09:44 -08:00
parent c2bafce024
commit 6030154d94
4 changed files with 26 additions and 5 deletions
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12
microscript/ILibDuktape_ReadableStream.c
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@@ -632,13 +632,16 @@ duk_ret_t ILibDuktape_readableStream_pipe(duk_context *ctx)
int nargs = duk_get_top(ctx);
duk_push_this(ctx); // [readable]
char *ID = Duktape_GetStringPropertyValue(ctx, -1, ILibDuktape_OBJID, "UNKNOWN");
duk_get_prop_string(ctx, -1, ILibDuktape_readableStream_RSPTRS); // [readable][ptrs]
rstream = (ILibDuktape_readableStream*)Duktape_GetBuffer(ctx, -1, NULL);
duk_pop_2(ctx); // ...
ILibSpinLock_Lock(&(rstream->pipeLock));
if (rstream->pipeInProgress != 0)
if (rstream->pipeInProgress != 0 && rstream->pipeInProgress_counter < 10)
{
++rstream->pipeInProgress_counter;
// We must YIELD and try again later, becuase there is an active dispatch going on
rstream->pipeImmediate = ILibDuktape_Immediate(ctx, (void*[]) { rstream, duk_get_heapptr(ctx, 0), nargs > 1 ? duk_get_heapptr(ctx, 1) : NULL }, 1 + nargs, ILibDuktape_readableStream_pipe_later);
duk_push_heapptr(ctx, rstream->pipeImmediate); // [immediate]
@@ -655,6 +658,11 @@ duk_ret_t ILibDuktape_readableStream_pipe(duk_context *ctx)
}
else
{
char tmpbuf[512];
int len = sprintf_s(tmpbuf, sizeof(tmpbuf), "PIPE:%s [%d]", ID, rstream->pipeInProgress_counter);
if (len > 0) { Duktape_Console_Log(ctx, duk_ctx_chain(ctx), ILibDuktape_LogType_Info1, tmpbuf, len); }
rstream->pipeInProgress_counter = 0;
// No Active Dispatch, so while we hold this lock, we can setup/add the pipe
duk_push_heapptr(ctx, rstream->pipeArray); // [pipeArray]
duk_get_prop_string(ctx, -1, "push"); // [pipeArray][push]
@@ -704,6 +712,8 @@ duk_ret_t ILibDuktape_readableStream_pipe(duk_context *ctx)
duk_push_string(ctx, "pipe"); // [emit][this][pipe]
duk_push_this(ctx); // [emit][this][pipe][readable]
duk_call_method(ctx, 2); duk_pop(ctx); // ...
if (rstream->paused != 0)
{
rstream->paused = 0; // Set state now, so nobody tries to resume before we can finish piping