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diff --git a/examples/ipcserver.c b/examples/ipcserver.c
index 1b1e8f5..a8d1613 100644
--- a/examples/ipcserver.c
+++ b/examples/ipcserver.c
@@ -1,404 +1,370 @@
/*
* Copyright (c) 2011 Red Hat, Inc.
*
* All rights reserved.
*
* Author: Angus Salkeld <asalkeld@redhat.com>
*
* libqb is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 2.1 of the License, or
* (at your option) any later version.
*
* libqb is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with libqb. If not, see <http://www.gnu.org/licenses/>.
*/
#include "os_base.h"
#include <signal.h>
#include <qb/qbdefs.h>
#include <qb/qbutil.h>
#include <qb/qblog.h>
#include <qb/qbloop.h>
#include <qb/qbipcs.h>
#ifdef HAVE_GLIB
#include <glib.h>
static GMainLoop *glib_loop;
static qb_array_t *gio_map;
#endif /* HAVE_GLIB */
static int32_t use_glib = QB_FALSE;
static int32_t use_events = QB_FALSE;
static qb_loop_t *bms_loop;
static qb_ipcs_service_t *s1;
static int32_t
s1_connection_accept_fn(qb_ipcs_connection_t * c, uid_t uid, gid_t gid)
{
#if 0
if (uid == 0 && gid == 0) {
qb_log(LOG_INFO, "Authenticated connection");
return 1;
}
qb_log(LOG_NOTICE, "BAD user!");
return 0;
#else
return 0;
#endif
}
-static void
-outq_flush (void *data)
-{
- static int i = 0;
- struct cs_ipcs_conn_context *cnx;
- cnx = qb_ipcs_context_get(data);
-
- fprintf(stderr,"iter %u\n", i);
- i++;
- if (i == 20) {
- qb_ipcs_destroy(s1);
- s1 = NULL;
- }
- if (i == 21) {
- qb_ipcs_event_send(data, "test", 4);
- }
- assert(memcmp(cnx, "test", 4) == 0);
- if (i < 25) {
- qb_loop_job_add(bms_loop, QB_LOOP_HIGH, data, outq_flush);
- }
-}
-
-
static void
s1_connection_created_fn(qb_ipcs_connection_t * c)
{
struct qb_ipcs_stats srv_stats;
- struct cs_ipcs_conn_context *context;
qb_ipcs_connection_ref(c);
- qb_loop_job_add(bms_loop, QB_LOOP_HIGH, c, outq_flush);
-
- context = calloc(1, 20);
- memcpy(context, "test", 4);
- qb_ipcs_context_set(c, context);
qb_ipcs_stats_get(s1, &srv_stats, QB_FALSE);
qb_log(LOG_INFO, "Connection created (active:%d, closed:%d)",
srv_stats.active_connections, srv_stats.closed_connections);
}
static void
s1_connection_destroyed_fn(qb_ipcs_connection_t * c)
{
- struct cs_ipcs_conn_context *cnx;
-
qb_log(LOG_INFO, "Connection about to be freed");
-
- cnx = qb_ipcs_context_get(c);
- free(cnx);
}
static int32_t
s1_connection_closed_fn(qb_ipcs_connection_t * c)
{
struct qb_ipcs_connection_stats stats;
struct qb_ipcs_stats srv_stats;
qb_ipcs_stats_get(s1, &srv_stats, QB_FALSE);
qb_ipcs_connection_stats_get(c, &stats, QB_FALSE);
qb_log(LOG_INFO,
"Connection to pid:%d destroyed (active:%d, closed:%d)",
stats.client_pid, srv_stats.active_connections,
srv_stats.closed_connections);
qb_log(LOG_DEBUG, " Requests %"PRIu64"", stats.requests);
qb_log(LOG_DEBUG, " Responses %"PRIu64"", stats.responses);
qb_log(LOG_DEBUG, " Events %"PRIu64"", stats.events);
qb_log(LOG_DEBUG, " Send retries %"PRIu64"", stats.send_retries);
qb_log(LOG_DEBUG, " Recv retries %"PRIu64"", stats.recv_retries);
qb_log(LOG_DEBUG, " FC state %d", stats.flow_control_state);
qb_log(LOG_DEBUG, " FC count %"PRIu64"", stats.flow_control_count);
return 0;
}
struct my_req {
struct qb_ipc_request_header hdr;
char message[256];
};
static int32_t
s1_msg_process_fn(qb_ipcs_connection_t * c, void *data, size_t size)
{
struct qb_ipc_request_header *hdr;
struct my_req *req_pt;
struct qb_ipc_response_header response;
ssize_t res;
struct iovec iov[2];
char resp[100];
int32_t sl;
int32_t send_ten_events = QB_FALSE;
hdr = (struct qb_ipc_request_header *)data;
if (hdr->id == (QB_IPC_MSG_USER_START + 1)) {
return 0;
}
req_pt = (struct my_req *)data;
qb_log(LOG_DEBUG, "msg received (id:%d, size:%d, data:%s)",
req_pt->hdr.id, req_pt->hdr.size, req_pt->message);
if (strcmp(req_pt->message, "kill") == 0) {
exit(0);
}
response.size = sizeof(struct qb_ipc_response_header);
response.id = 13;
response.error = 0;
sl = snprintf(resp, 100, "ACK %zd bytes", size) + 1;
iov[0].iov_len = sizeof(response);
iov[0].iov_base = &response;
iov[1].iov_len = sl;
iov[1].iov_base = resp;
response.size += sl;
send_ten_events = (strcmp(req_pt->message, "events") == 0);
if (use_events && !send_ten_events) {
res = qb_ipcs_event_sendv(c, iov, 2);
} else {
res = qb_ipcs_response_sendv(c, iov, 2);
}
if (res < 0) {
errno = - res;
qb_perror(LOG_ERR, "qb_ipcs_response_send");
}
if (send_ten_events) {
int32_t i;
qb_log(LOG_INFO, "request to send 10 events");
for (i = 0; i < 10; i++) {
res = qb_ipcs_event_sendv(c, iov, 2);
qb_log(LOG_INFO, "sent event %d res:%d", i, res);
}
}
return 0;
}
static void
sigusr1_handler(int32_t num)
{
qb_log(LOG_DEBUG, "(%d)", num);
qb_ipcs_destroy(s1);
exit(0);
}
static void
show_usage(const char *name)
{
printf("usage: \n");
printf("%s <options>\n", name);
printf("\n");
printf(" options:\n");
printf("\n");
printf(" -h show this help text\n");
printf(" -m use shared memory\n");
printf(" -u use unix sockets\n");
printf(" -g use glib mainloop\n");
printf(" -e use events\n");
printf("\n");
}
#ifdef HAVE_GLIB
struct gio_to_qb_poll {
gboolean is_used;
GIOChannel *channel;
int32_t events;
void *data;
qb_ipcs_dispatch_fn_t fn;
enum qb_loop_priority p;
};
static gboolean
gio_read_socket(GIOChannel * gio, GIOCondition condition, gpointer data)
{
struct gio_to_qb_poll *adaptor = (struct gio_to_qb_poll *)data;
gint fd = g_io_channel_unix_get_fd(gio);
return (adaptor->fn(fd, condition, adaptor->data) == 0);
}
static int32_t
my_g_dispatch_add(enum qb_loop_priority p, int32_t fd, int32_t evts,
void *data, qb_ipcs_dispatch_fn_t fn)
{
struct gio_to_qb_poll *adaptor;
GIOChannel *channel;
int32_t res = 0;
res = qb_array_index(gio_map, fd, (void **)&adaptor);
if (res < 0) {
return res;
}
if (adaptor->is_used) {
return -EEXIST;
}
channel = g_io_channel_unix_new(fd);
if (!channel) {
return -ENOMEM;
}
adaptor->channel = channel;
adaptor->fn = fn;
adaptor->events = evts;
adaptor->data = data;
adaptor->p = p;
adaptor->is_used = TRUE;
g_io_add_watch(channel, evts, gio_read_socket, adaptor);
return 0;
}
static int32_t
my_g_dispatch_mod(enum qb_loop_priority p, int32_t fd, int32_t evts,
void *data, qb_ipcs_dispatch_fn_t fn)
{
return 0;
}
static int32_t
my_g_dispatch_del(int32_t fd)
{
struct gio_to_qb_poll *adaptor;
if (qb_array_index(gio_map, fd, (void **)&adaptor) == 0) {
g_io_channel_unref(adaptor->channel);
adaptor->is_used = FALSE;
}
return 0;
}
#endif /* HAVE_GLIB */
static int32_t
my_job_add(enum qb_loop_priority p, void *data, qb_loop_job_dispatch_fn fn)
{
return qb_loop_job_add(bms_loop, p, data, fn);
}
static int32_t
my_dispatch_add(enum qb_loop_priority p, int32_t fd, int32_t evts,
void *data, qb_ipcs_dispatch_fn_t fn)
{
return qb_loop_poll_add(bms_loop, p, fd, evts, data, fn);
}
static int32_t
my_dispatch_mod(enum qb_loop_priority p, int32_t fd, int32_t evts,
void *data, qb_ipcs_dispatch_fn_t fn)
{
return qb_loop_poll_mod(bms_loop, p, fd, evts, data, fn);
}
static int32_t
my_dispatch_del(int32_t fd)
{
return qb_loop_poll_del(bms_loop, fd);
}
int32_t
main(int32_t argc, char *argv[])
{
const char *options = "mpseugh";
int32_t opt;
int32_t rc;
enum qb_ipc_type ipc_type = QB_IPC_NATIVE;
struct qb_ipcs_service_handlers sh = {
.connection_accept = s1_connection_accept_fn,
.connection_created = s1_connection_created_fn,
.msg_process = s1_msg_process_fn,
.connection_destroyed = s1_connection_destroyed_fn,
.connection_closed = s1_connection_closed_fn,
};
struct qb_ipcs_poll_handlers ph = {
.job_add = my_job_add,
.dispatch_add = my_dispatch_add,
.dispatch_mod = my_dispatch_mod,
.dispatch_del = my_dispatch_del,
};
#ifdef HAVE_GLIB
struct qb_ipcs_poll_handlers glib_ph = {
.job_add = NULL, /* FIXME */
.dispatch_add = my_g_dispatch_add,
.dispatch_mod = my_g_dispatch_mod,
.dispatch_del = my_g_dispatch_del,
};
#endif /* HAVE_GLIB */
while ((opt = getopt(argc, argv, options)) != -1) {
switch (opt) {
case 'm':
ipc_type = QB_IPC_SHM;
break;
case 'u':
ipc_type = QB_IPC_SOCKET;
break;
case 'g':
use_glib = QB_TRUE;
break;
case 'e':
use_events = QB_TRUE;
break;
case 'h':
default:
show_usage(argv[0]);
exit(0);
break;
}
}
signal(SIGINT, sigusr1_handler);
qb_log_init("ipcserver", LOG_USER, LOG_TRACE);
qb_log_filter_ctl(QB_LOG_STDERR, QB_LOG_FILTER_ADD,
QB_LOG_FILTER_FILE, "*", LOG_TRACE);
qb_log_format_set(QB_LOG_STDERR, "%f:%l [%p] %b");
qb_log_ctl(QB_LOG_STDERR, QB_LOG_CONF_ENABLED, QB_TRUE);
s1 = qb_ipcs_create("ipcserver", 0, ipc_type, &sh);
if (s1 == 0) {
qb_perror(LOG_ERR, "qb_ipcs_create");
exit(1);
}
if (!use_glib) {
bms_loop = qb_loop_create();
qb_ipcs_poll_handlers_set(s1, &ph);
rc = qb_ipcs_run(s1);
if (rc != 0) {
errno = -rc;
qb_perror(LOG_ERR, "qb_ipcs_run");
exit(1);
}
qb_loop_run(bms_loop);
} else {
#ifdef HAVE_GLIB
glib_loop = g_main_loop_new(NULL, FALSE);
gio_map = qb_array_create_2(16, sizeof(struct gio_to_qb_poll), 1);
qb_ipcs_poll_handlers_set(s1, &glib_ph);
rc = qb_ipcs_run(s1);
if (rc != 0) {
errno = -rc;
qb_perror(LOG_ERR, "qb_ipcs_run");
exit(1);
}
g_main_loop_run(glib_loop);
#else
qb_log(LOG_ERR,
"You don't seem to have glib-devel installed.\n");
#endif
}
return EXIT_SUCCESS;
}

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