85 lines
2.1 KiB
C
85 lines
2.1 KiB
C
/*
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* (C) 2016 by Holger Hans Peter Freyther
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*
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "mncc.h"
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#include "app.h"
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#include "logging.h"
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#include <osmocom/core/socket.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <errno.h>
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#include <unistd.h>
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static void mncc_reconnect(void *data)
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{
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int rc;
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struct mncc_connection *conn = data;
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rc = osmo_sock_unix_init_ofd(&conn->fd, SOCK_SEQPACKET, 0,
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conn->app->mncc.path, OSMO_SOCK_F_CONNECT);
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if (rc < 0) {
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LOGP(DMNCC, LOGL_ERROR, "Failed to connect(%s). Retrying\n",
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conn->app->mncc.path);
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osmo_timer_schedule(&conn->reconnect, 5, 0);
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return;
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}
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LOGP(DMNCC, LOGL_NOTICE, "Reconnected to %s\n", conn->app->mncc.path);
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}
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static int mncc_data(struct osmo_fd *fd, unsigned int what)
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{
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char buf[4096];
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int rc;
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struct mncc_connection *conn = fd->data;
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rc = read(fd->fd, buf, sizeof(buf));
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if (rc <= 0) {
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LOGP(DMNCC, LOGL_ERROR, "Failed to read %d/%s. Re-connecting.\n",
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rc, strerror(errno));
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osmo_fd_unregister(fd);
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close(fd->fd);
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osmo_timer_schedule(&conn->reconnect, 5, 0);
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if (conn->on_disconnect)
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conn->on_disconnect(conn);
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return 0;
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}
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return 0;
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}
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void mncc_connection_init(struct mncc_connection *conn, struct app_config *cfg)
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{
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conn->reconnect.cb = mncc_reconnect;
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conn->reconnect.data = conn;
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conn->fd.cb = mncc_data;
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conn->fd.data = conn;
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conn->app = cfg;
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}
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void mncc_connection_start(struct mncc_connection *conn)
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{
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LOGP(DMNCC, LOGL_NOTICE, "Scheduling MNCC connect\n");
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osmo_timer_schedule(&conn->reconnect, 0, 0);
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}
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