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http2: cleanup and refactoring of http2 internals #32884

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http2: cleanup and refactoring of http2 internals #32884

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f38c9ea
http2: cleanup constants in http2 binding
jasnell Apr 15, 2020
219e339
http2: refactor GetPackedSettings to avoid unnecessary AsyncWrap
jasnell Apr 15, 2020
5499c7c
http2: simplify settings to reduce duplicate code
jasnell Apr 15, 2020
dd06df1
http2: improve style consistency and correctness
jasnell Apr 16, 2020
a2efaa7
http2: make EmitStatistics function private
jasnell Apr 16, 2020
b23cecc
http2: un-nest Http2Settings and Http2Ping
jasnell Apr 16, 2020
681bfe4
http2: refactoring and cleanup of Http2Settings and Http2Ping
jasnell Apr 16, 2020
0e0a3a2
http2: avoid ** syntax for readability
jasnell Apr 16, 2020
e39420f
http2: avoid most uses to ToChecked/ToLocalChecked
jasnell Apr 16, 2020
e8a2f5e
http2: use const references for Http2Priority
jasnell Apr 16, 2020
52fcf89
http2: remove unnecessary GetStream function
jasnell Apr 16, 2020
7aefc8f
http2: refactor Http2Scope to use BaseObjectPtr
jasnell Apr 16, 2020
d9c5a40
http2: move utility function to anonymous namespace
jasnell Apr 16, 2020
6b86554
http2: refactor and simplify Origins
jasnell Apr 16, 2020
4ccd690
http2: use BaseObjectPtr for Http2Streams map
jasnell Apr 16, 2020
fe77e23
http2: move MemoryInfo impl to cc
jasnell Apr 16, 2020
764c71d
http2: fixup lint and style issues
jasnell Apr 16, 2020
1342b24
[Squash] fixup
jasnell Apr 16, 2020
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http2: refactor Http2Scope to use BaseObjectPtr 
Signed-off-by: James M Snell <jasnell@gmail.com>
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@jasnell
jasnell committed Apr 16, 2020
commit 7aefc8f43142c344472dd65e806c51f9ee2a9685
24 changes: 8 additions & 16 deletions src/node_http2.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -71,28 +71,20 @@ const Http2Session::Callbacks Http2Session::callback_struct_saved[2] = {
// call Http2Session::MaybeScheduleWrite().
Http2Scope::Http2Scope(Http2Stream* stream) : Http2Scope(stream->session()) {}

Http2Scope::Http2Scope(Http2Session* session) {
if (session == nullptr)
return;
Http2Scope::Http2Scope(Http2Session* session) : session_(session) {
if (!session_) return;

if (session->is_in_scope() | session->is_write_scheduled()) {
// There is another scope further below on the stack, or it is already
// known that a write is scheduled. In either case, there is nothing to do.
// If there is another scope further below on the stack, or
// a write is already scheduled, there's nothing to do.
if (session_->is_in_scope() || session_->is_write_scheduled()) {
session_.reset();
return;
}
session->set_in_scope();
session_ = session;

// Always keep the session object alive for at least as long as
// this scope is active.
session_handle_ = session->object();
CHECK(!session_handle_.IsEmpty());
session_->set_in_scope();
}

Http2Scope::~Http2Scope() {
if (session_ == nullptr)
return;

if (!session_) return;
session_->set_in_scope(false);
session_->MaybeScheduleWrite();
}
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3 changes: 1 addition & 2 deletions src/node_http2.h
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Expand Up @@ -174,8 +174,7 @@ class Http2Scope {
~Http2Scope();

private:
Http2Session* session_ = nullptr;
v8::Local<v8::Object> session_handle_;
BaseObjectPtr<Http2Session> session_;
};

// The Http2Options class is used to parse the options object passed in to
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