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authorBent Bisballe Nyeng <deva@aasimon.org>2020-06-16 20:47:15 +0200
committerBent Bisballe Nyeng <deva@aasimon.org>2020-06-19 21:24:03 +0200
commit670be0598230c39da18aaa5899d83baa056023f8 (patch)
tree2f885ff01c0540ff56b7605dc9a320920d7ab817 /src
parenta8c2cada5206621f2eb2894258851d7d3a411e40 (diff)
Split message strings to clients into (multiple) max ~128 byte transfers.
Diffstat (limited to 'src')
-rw-r--r--src/munia_proto.cc57
1 files changed, 33 insertions, 24 deletions
diff --git a/src/munia_proto.cc b/src/munia_proto.cc
index 3349087..2230a0a 100644
--- a/src/munia_proto.cc
+++ b/src/munia_proto.cc
@@ -153,39 +153,48 @@ int callback_lws_node(struct lws *wsi,
i++;
}
- std::string msgstr;
- msgstr.append((size_t)LWS_SEND_BUFFER_PRE_PADDING, ' ');
+ {
+ std::string msgstr;
+ msgstr.append((size_t)LWS_SEND_BUFFER_PRE_PADDING, ' ');
- if(msgqueue[wsi].size() == 0 && wsi == current_client) msgstr += ";";
+ if(msgqueue[wsi].size() == 0 && wsi == current_client) msgstr += ";";
- while(msgqueue[wsi].size() > 0)
- {
- message_t msg = msgqueue[wsi].front();
- msgqueue[wsi].pop_front();
- if(msgstr.size() > LWS_SEND_BUFFER_PRE_PADDING)
+ // Split messages as "soon as possible" after they have exceeded 512 bytes.
+ while(msgqueue[wsi].size() > 0 && msgstr.length() < 512)
{
- msgstr += " ";
+ message_t msg = msgqueue[wsi].front();
+ msgqueue[wsi].pop_front();
+ if(msgstr.size() > LWS_SEND_BUFFER_PRE_PADDING)
+ {
+ msgstr += " ";
+ }
+ auto msgs = msg_tostring(msg);
+ for(const auto& msg_string : msgs)
+ {
+ msgstr += std::to_string(msg.tid) + " " + msg_string;
+ }
}
- auto msgs = msg_tostring(msg);
- for(const auto& msg_string : msgs)
+
+ msgstr.append((size_t)LWS_SEND_BUFFER_POST_PADDING, ' ');
+
+ int n = lws_write(wsi, (unsigned char *)
+ msgstr.data() +
+ LWS_SEND_BUFFER_PRE_PADDING,
+ msgstr.length() -
+ LWS_SEND_BUFFER_POST_PADDING -
+ LWS_SEND_BUFFER_PRE_PADDING,
+ LWS_WRITE_TEXT);
+ if(n < 0)
{
- msgstr += std::to_string(msg.tid) + " " + msg_string;
+ DEBUG(proto,"ERROR writing to socket");
+ exit(1);
}
}
- msgstr.append((size_t)LWS_SEND_BUFFER_POST_PADDING, ' ');
-
- int n = lws_write(wsi, (unsigned char *)
- msgstr.c_str() +
- LWS_SEND_BUFFER_PRE_PADDING,
- msgstr.length() -
- LWS_SEND_BUFFER_POST_PADDING -
- LWS_SEND_BUFFER_PRE_PADDING,
- LWS_WRITE_TEXT);
- if(n < 0)
+ if(msgqueue[wsi].size() > 0)
{
- DEBUG(proto,"ERROR writing to socket");
- exit(1);
+ lws_callback_on_writable_all_protocol(lws_get_context(wsi),
+ lws_get_protocol(wsi));
}
}