C++ (Cpp) proxy_log_connect_errorの例

コード例 #1

ファイル: login-proxy.c プロジェクト: Distrotech/dovecot

static int login_proxy_connect(struct login_proxy *proxy)
{
	struct login_proxy_record *rec;

	rec = login_proxy_state_get(proxy_state, &proxy->ip, proxy->port);
	if (timeval_cmp(&rec->last_failure, &rec->last_success) > 0 &&
	    rec->last_failure.tv_sec - rec->last_success.tv_sec > PROXY_IMMEDIATE_FAILURE_SECS &&
	    rec->num_waiting_connections != 0) {
		/* the server is down. fail immediately */
		i_error("proxy(%s): Host %s:%u is down",
			proxy->client->virtual_user, proxy->host, proxy->port);
		login_proxy_free(&proxy);
		return -1;
	}

	proxy->server_fd = net_connect_ip(&proxy->ip, proxy->port, NULL);
	if (proxy->server_fd == -1) {
		proxy_log_connect_error(proxy);
		login_proxy_free(&proxy);
		return -1;
	}
	proxy->server_io = io_add(proxy->server_fd, IO_WRITE,
				  proxy_wait_connect, proxy);
	if (proxy->connect_timeout_msecs != 0) {
		proxy->to = timeout_add(proxy->connect_timeout_msecs,
					proxy_connect_timeout, proxy);
	}

	proxy->state_rec = rec;
	proxy->state_rec->num_waiting_connections++;
	return 0;
}

コード例 #2

ファイル: login-proxy.c プロジェクト: bjacke/core

static void proxy_wait_connect(struct login_proxy *proxy)
{
	errno = net_geterror(proxy->server_fd);
	if (errno != 0) {
		proxy_fail_connect(proxy);
		if (!proxy_try_reconnect(proxy)) {
			proxy_log_connect_error(proxy);
			login_proxy_free(&proxy);
		}
		return;
	}
	proxy->connected = TRUE;
	proxy->num_waiting_connections_updated = TRUE;
	proxy->state_rec->last_success = ioloop_timeval;
	i_assert(proxy->state_rec->num_waiting_connections > 0);
	proxy->state_rec->num_waiting_connections--;
	proxy->state_rec->num_proxying_connections++;
	proxy->state_rec->num_disconnects_since_ts = 0;

	if ((proxy->ssl_flags & PROXY_SSL_FLAG_YES) != 0 &&
	    (proxy->ssl_flags & PROXY_SSL_FLAG_STARTTLS) == 0) {
		if (login_proxy_starttls(proxy) < 0) {
			login_proxy_free(&proxy);
			return;
		}
	} else {
		io_remove(&proxy->server_io);
		proxy_plain_connected(proxy);
	}
}

コード例 #3

ファイル: login-proxy.c プロジェクト: bjacke/core

static void proxy_connect_timeout(struct login_proxy *proxy)
{
	errno = ETIMEDOUT;
	proxy_log_connect_error(proxy);
	if (!proxy->connected)
		proxy_fail_connect(proxy);
	login_proxy_free(&proxy);
}

コード例 #4

ファイル: login-proxy.c プロジェクト: manuelm/dovecot

static int login_proxy_connect(struct login_proxy *proxy)
{
	struct login_proxy_record *rec = proxy->state_rec;

	/* this needs to be done early, since login_proxy_free() shrinks
	   num_waiting_connections. */
	proxy->num_waiting_connections_updated = FALSE;
	rec->num_waiting_connections++;

	if (proxy->ip.family == 0 &&
	    net_addr2ip(proxy->host, &proxy->ip) < 0) {
		client_log_err(proxy->client, t_strdup_printf(
			"proxy(%s): BUG: host %s is not an IP "
			"(auth should have changed it)",
			proxy->client->virtual_user, proxy->host));
		return -1;
	}

	if (rec->last_success.tv_sec == 0) {
		/* first connect to this IP. don't start immediately failing
		   the check below. */
		rec->last_success.tv_sec = ioloop_timeval.tv_sec - 1;
	}
	if (timeval_cmp(&rec->last_failure, &rec->last_success) > 0 &&
	    rec->last_failure.tv_sec - rec->last_success.tv_sec > PROXY_IMMEDIATE_FAILURE_SECS &&
	    rec->num_waiting_connections > 1) {
		/* the server is down. fail immediately */
		client_log_err(proxy->client, t_strdup_printf(
			"proxy(%s): Host %s:%u is down",
			proxy->client->virtual_user, proxy->host, proxy->port));
		return -1;
	}

	proxy->server_fd = net_connect_ip(&proxy->ip, proxy->port,
					  proxy->source_ip.family == 0 ? NULL :
					  &proxy->source_ip);
	if (proxy->server_fd == -1) {
		proxy_log_connect_error(proxy);
		return -1;
	}
	proxy->server_io = io_add(proxy->server_fd, IO_WRITE,
				  proxy_wait_connect, proxy);
	if (proxy->connect_timeout_msecs != 0) {
		proxy->to = timeout_add(proxy->connect_timeout_msecs,
					proxy_connect_timeout, proxy);
	}
	return 0;
}

コード例 #5

ファイル: login-proxy.c プロジェクト: bjacke/core

static int login_proxy_connect(struct login_proxy *proxy)
{
	struct login_proxy_record *rec = proxy->state_rec;

	if (rec->last_success.tv_sec == 0) {
		/* first connect to this IP. don't start immediately failing
		   the check below. */
		rec->last_success.tv_sec = ioloop_timeval.tv_sec - 1;
	}
	if (timeval_cmp(&rec->last_failure, &rec->last_success) > 0 &&
	    rec->last_failure.tv_sec - rec->last_success.tv_sec > PROXY_IMMEDIATE_FAILURE_SECS &&
	    rec->num_waiting_connections != 0) {
		/* the server is down. fail immediately */
		i_error("proxy(%s): Host %s:%u is down",
			proxy->client->virtual_user, proxy->host, proxy->port);
		login_proxy_free(&proxy);
		return -1;
	}

	proxy->server_fd = net_connect_ip(&proxy->ip, proxy->port,
					  proxy->source_ip.family == 0 ? NULL :
					  &proxy->source_ip);
	if (proxy->server_fd == -1) {
		proxy_log_connect_error(proxy);
		login_proxy_free(&proxy);
		return -1;
	}
	proxy->server_io = io_add(proxy->server_fd, IO_WRITE,
				  proxy_wait_connect, proxy);
	if (proxy->connect_timeout_msecs != 0) {
		proxy->to = timeout_add(proxy->connect_timeout_msecs,
					proxy_connect_timeout, proxy);
	}

	proxy->num_waiting_connections_updated = FALSE;
	proxy->state_rec = rec;
	proxy->state_rec->num_waiting_connections++;
	return 0;
}