Fix[MWC]: ntc channel execute after close (#465)

Signed-off-by: Evgeny Malygin <[email protected]>

Author: 678098

src/groups/bmq/bmqio/bmqio_ntcchannel.cpp

@@ -1333,8 +1333,12 @@ void NtcChannel::close(const Status& status)
 
 int NtcChannel::execute(const ExecuteCb& cb)
 {
-    d_streamSocket_sp->execute(cb);
-    return 0;
+    bslmt::LockGuard<bslmt::Mutex> lock(&d_mutex);
+    if (d_streamSocket_sp) {
+        d_streamSocket_sp->execute(cb);
+        return 0;  // RETURN
+    }
+    return -1;
 }
 
 bdlmt::SignalerConnection NtcChannel::onClose(const CloseFn& cb)
@@ -1632,7 +1636,8 @@ int NtcListener::listen(bmqio::Status*              status,
 
 #if BMQIO_NTCLISTENER_BIND_ASYNC == 0
 
-    bsl::shared_ptr<ntsi::Resolver> resolver = ntsf::System::createResolver();
+    bsl::shared_ptr<ntsi::Resolver> resolver = ntsf::System::createResolver(
+        d_allocator_p);
 
     ntsa::EndpointOptions endpointOptions;
     endpointOptions.setTransport(ntsa::Transport::e_TCP_IPV4_STREAM);

src/groups/bmq/bmqio/bmqio_ntcchannel.h

@@ -354,7 +354,8 @@ class NtcChannel : public bmqio::Channel,
     /// this channel for the write to succeed.
     void write(Status*            status,
                const bdlbb::Blob& blob,
-               bsls::Types::Int64 watermark) BSLS_KEYWORD_OVERRIDE;
+               bsls::Types::Int64 watermark = bsl::numeric_limits<int>::max())
+        BSLS_KEYWORD_OVERRIDE;
 
     /// Cancel the operation.
     void cancel() BSLS_KEYWORD_OVERRIDE;
@@ -369,7 +370,7 @@ class NtcChannel : public bmqio::Channel,
     /// Shutdown this channel, and cancel all pending read requests (but do
     /// not invoke them).  Pass the specified `status` to any registered
     /// `CloseFn`s.
-    void close(const Status& status) BSLS_KEYWORD_OVERRIDE;
+    void close(const Status& status = Status()) BSLS_KEYWORD_OVERRIDE;
 
     /// Execute the specified `cb` serialized with calls to any registered
     /// read callbacks, or any `close` or `watermark` event handlers for