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Push stdout and stderr to clients more aggressively, and add an event to

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continue if the send fails.
This commit is contained in:
nicm
2015-11-14 09:41:06 +00:00
parent 908e6bb68f
commit c56b81a2ce
11 changed files with 101 additions and 61 deletions
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44
server-fn.c
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@ -450,50 +450,6 @@ server_callback_identify(unused int fd, unused short events, void *data)
server_clear_identify(c);
}
/* Push stdout to client if possible. */
void
server_push_stdout(struct client *c)
{
struct msg_stdout_data data;
size_t size;
size = EVBUFFER_LENGTH(c->stdout_data);
if (size == 0)
return;
if (size > sizeof data.data)
size = sizeof data.data;
memcpy(data.data, EVBUFFER_DATA(c->stdout_data), size);
data.size = size;
if (proc_send(c->peer, MSG_STDOUT, -1, &data, sizeof data) == 0)
evbuffer_drain(c->stdout_data, size);
}
/* Push stderr to client if possible. */
void
server_push_stderr(struct client *c)
{
struct msg_stderr_data data;
size_t size;
if (c->stderr_data == c->stdout_data) {
server_push_stdout(c);
return;
}
size = EVBUFFER_LENGTH(c->stderr_data);
if (size == 0)
return;
if (size > sizeof data.data)
size = sizeof data.data;
memcpy(data.data, EVBUFFER_DATA(c->stderr_data), size);
data.size = size;
if (proc_send(c->peer, MSG_STDERR, -1, &data, sizeof data) == 0)
evbuffer_drain(c->stderr_data, size);
}
/* Set stdin callback. */
int
server_set_stdin_callback(struct client *c, void (*cb)(struct client *, int,