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Code Issues Releases Wiki Activity

TCP KEEPALIVE support for long polling.

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This commit is contained in:
Michael Kedzierski 2011-07-20 23:48:06 +10:00
parent 3f202fe8cc
commit d987006cd8
1 changed files with 29 additions and 2 deletions
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31
util.c
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@ -23,6 +23,9 @@
#include <curses.h>
#include <errno.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/tcp.h>
#include "miner.h"
#include "elist.h"
@ -242,6 +245,28 @@ out:
return ptrlen;
}
int json_rpc_call_sockopt_cb(void *userdata, curl_socket_t fd, curlsocktype purpose)
{
int keepalive = 1;
int tcp_keepcnt = 5;
int tcp_keepidle = 120;
int tcp_keepintvl = 120;
if (setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, &keepalive, sizeof(keepalive)))
return 1;
if (setsockopt(fd, SOL_TCP, TCP_KEEPCNT, &tcp_keepcnt, sizeof(tcp_keepcnt)))
return 1;
if (setsockopt(fd, SOL_TCP, TCP_KEEPIDLE, &tcp_keepidle, sizeof(tcp_keepidle)))
return 1;
if (setsockopt(fd, SOL_TCP, TCP_KEEPINTVL, &tcp_keepintvl, sizeof(tcp_keepintvl)))
return 1;
return 0;
}
json_t *json_rpc_call(CURL *curl, const char *url,
const char *userpass, const char *rpc_req,
bool probe, bool longpoll,
@ -284,10 +309,12 @@ json_t *json_rpc_call(CURL *curl, const char *url,
curl_easy_setopt(curl, CURLOPT_USERPWD, userpass);
curl_easy_setopt(curl, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
}
if (longpoll)
if (longpoll) {
curl_easy_setopt(curl, CURLOPT_HTTPGET, 1);
else
curl_easy_setopt(curl, CURLOPT_SOCKOPTFUNCTION, json_rpc_call_sockopt_cb);
} else {
curl_easy_setopt(curl, CURLOPT_POST, 1);
}
if (opt_protocol)
applog(LOG_DEBUG, "JSON protocol request:\n%s\n", rpc_req);