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/* (C) 2013 by Jacob Erlbeck <jerlbeck@sysmocom.de>
* All Rights Reserved
*
* This program is iree software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <osmocom/core/application.h>
#include <osmocom/core/talloc.h>
#include <osmocom/core/logging.h>
#include <osmocom/core/stats.h>
#include <osmocom/core/utils.h>
#include <osmocom/core/signal.h>
#include <osmocom/vty/misc.h>
#include <osmocom/vty/vty.h>
#include <osmocom/vty/command.h>
#include <osmocom/vty/buffer.h>
#include <osmocom/vty/logging.h>
#include <osmocom/vty/stats.h>
static enum event last_vty_connection_event = -1;
static void test_cmd_string_from_valstr(void)
{
char *cmd;
const struct value_string printf_seq_vs[] = {
{ .value = 42, .str = "[foo%s%s%s%s%s]"},
{ .value = 43, .str = "[bar%s%s%s%s%s]"},
{ .value = 0, .str = NULL}
};
printf("Going to test vty_cmd_string_from_valstr()\n");
/* check against character strings that could break printf */
cmd = vty_cmd_string_from_valstr (NULL, printf_seq_vs, "[prefix%s%s%s%s%s]", "[sep%s%s%s%s%s]", "[end%s%s%s%s%s]", 1);
printf ("Tested with %%s-strings, resulting cmd = '%s'\n", cmd);
talloc_free (cmd);
}
static int do_vty_command(struct vty *vty, const char *cmd)
{
vector vline;
int ret;
printf("Going to execute '%s'\n", cmd);
vline = cmd_make_strvec(cmd);
ret = cmd_execute_command(vline, vty, NULL, 0);
cmd_free_strvec(vline);
printf("Returned: %d, Current node: %d '%s'\n", ret, vty->node, cmd_prompt(vty->node));
return ret;
}
/* Handle the events from telnet_interface.c */
static int vty_event_cb(unsigned int subsys, unsigned int signal,
void *handler_data, void *_signal_data)
{
struct vty_signal_data *signal_data;
if (subsys != SS_L_VTY)
return 0;
if (signal != S_VTY_EVENT)
return 0;
signal_data = _signal_data;
last_vty_connection_event = signal_data->event;
fprintf(stderr, "Got VTY event: %d\n", signal_data->event);
return 0;
}
struct vty_test {
int sock[2];
};
static struct vty* create_test_vty(struct vty_test *data)
{
struct vty *vty;
/* Fake connection. */
socketpair(AF_UNIX, SOCK_STREAM, 0, data->sock);
vty = vty_create(data->sock[0], NULL);
OSMO_ASSERT(vty != NULL);
OSMO_ASSERT(vty->status != VTY_CLOSE);
return vty;
}
static void destroy_test_vty(struct vty_test *data, struct vty *vty)
{
vty_close(vty);
OSMO_ASSERT(last_vty_connection_event == VTY_CLOSED);
}
static void test_node_tree_structure(void)
{
struct vty_test test;
struct vty *vty;
printf("Going to test VTY node tree structure\n");
vty = create_test_vty(&test);
OSMO_ASSERT(do_vty_command(vty, "enable") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == ENABLE_NODE);
OSMO_ASSERT(do_vty_command(vty, "configure terminal") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CONFIG_NODE);
OSMO_ASSERT(do_vty_command(vty, "exit") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == ENABLE_NODE);
OSMO_ASSERT(do_vty_command(vty, "configure terminal") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CONFIG_NODE);
OSMO_ASSERT(do_vty_command(vty, "end") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == ENABLE_NODE);
OSMO_ASSERT(do_vty_command(vty, "configure terminal") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CONFIG_NODE);
OSMO_ASSERT(do_vty_command(vty, "log stderr") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CFG_LOG_NODE);
OSMO_ASSERT(do_vty_command(vty, "exit") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CONFIG_NODE);
OSMO_ASSERT(do_vty_command(vty, "log stderr") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CFG_LOG_NODE);
OSMO_ASSERT(do_vty_command(vty, "end") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == ENABLE_NODE);
OSMO_ASSERT(do_vty_command(vty, "configure terminal") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CONFIG_NODE);
OSMO_ASSERT(do_vty_command(vty, "line vty") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == VTY_NODE);
OSMO_ASSERT(do_vty_command(vty, "exit") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CONFIG_NODE);
OSMO_ASSERT(do_vty_command(vty, "line vty") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == VTY_NODE);
OSMO_ASSERT(do_vty_command(vty, "end") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == ENABLE_NODE);
/* Check searching the parents nodes for matching commands. */
OSMO_ASSERT(do_vty_command(vty, "configure terminal") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CONFIG_NODE);
OSMO_ASSERT(do_vty_command(vty, "log stderr") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CFG_LOG_NODE);
OSMO_ASSERT(do_vty_command(vty, "line vty") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == VTY_NODE);
OSMO_ASSERT(do_vty_command(vty, "log stderr") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CFG_LOG_NODE);
OSMO_ASSERT(do_vty_command(vty, "end") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == ENABLE_NODE);
/* Check for final 'exit' (connection close). */
OSMO_ASSERT(do_vty_command(vty, "exit") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == ENABLE_NODE);
OSMO_ASSERT(vty->status == VTY_CLOSE);
destroy_test_vty(&test, vty);
}
static void check_srep_vty_config(struct vty* vty,
struct osmo_stats_reporter *srep)
{
OSMO_ASSERT(srep->enabled == 0);
OSMO_ASSERT(do_vty_command(vty, "prefix myprefix") == CMD_SUCCESS);
OSMO_ASSERT(srep->name_prefix != NULL);
OSMO_ASSERT(strcmp(srep->name_prefix, "myprefix") == 0);
OSMO_ASSERT(do_vty_command(vty, "no prefix") == CMD_SUCCESS);
OSMO_ASSERT(srep->name_prefix == NULL || strlen(srep->name_prefix) == 0);
OSMO_ASSERT(srep->max_class == OSMO_STATS_CLASS_GLOBAL);
OSMO_ASSERT(do_vty_command(vty, "level peer") == CMD_SUCCESS);
OSMO_ASSERT(srep->max_class == OSMO_STATS_CLASS_PEER);
OSMO_ASSERT(do_vty_command(vty, "level subscriber") == CMD_SUCCESS);
OSMO_ASSERT(srep->max_class == OSMO_STATS_CLASS_SUBSCRIBER);
OSMO_ASSERT(do_vty_command(vty, "level global") == CMD_SUCCESS);
OSMO_ASSERT(srep->max_class == OSMO_STATS_CLASS_GLOBAL);
OSMO_ASSERT(do_vty_command(vty, "level foobar") == CMD_ERR_NO_MATCH);
if (srep->have_net_config) {
OSMO_ASSERT(do_vty_command(vty, "remote-ip 127.0.0.99") ==
CMD_SUCCESS);
OSMO_ASSERT(srep->dest_addr_str &&
strcmp(srep->dest_addr_str, "127.0.0.99") == 0);
OSMO_ASSERT(do_vty_command(vty, "remote-ip 678.0.0.99") ==
CMD_WARNING);
OSMO_ASSERT(srep->dest_addr_str &&
strcmp(srep->dest_addr_str, "127.0.0.99") == 0);
OSMO_ASSERT(do_vty_command(vty, "remote-port 12321") ==
CMD_SUCCESS);
OSMO_ASSERT(srep->dest_port == 12321);
OSMO_ASSERT(srep->bind_addr_str == NULL);
OSMO_ASSERT(do_vty_command(vty, "local-ip 127.0.0.98") ==
CMD_SUCCESS);
OSMO_ASSERT(srep->bind_addr_str &&
strcmp(srep->bind_addr_str, "127.0.0.98") == 0);
OSMO_ASSERT(do_vty_command(vty, "no local-ip") == CMD_SUCCESS);
OSMO_ASSERT(srep->bind_addr_str == NULL);
OSMO_ASSERT(srep->mtu == 0);
OSMO_ASSERT(do_vty_command(vty, "mtu 987") == CMD_SUCCESS);
OSMO_ASSERT(srep->mtu == 987);
OSMO_ASSERT(do_vty_command(vty, "no mtu") == CMD_SUCCESS);
OSMO_ASSERT(srep->mtu == 0);
};
OSMO_ASSERT(do_vty_command(vty, "enable") == CMD_SUCCESS);
OSMO_ASSERT(srep->enabled != 0);
OSMO_ASSERT(do_vty_command(vty, "disable") == CMD_SUCCESS);
OSMO_ASSERT(srep->enabled == 0);
}
static void test_stats_vty(void)
{
struct osmo_stats_reporter *srep;
struct vty_test test;
struct vty *vty;
printf("Going to test VTY configuration of the stats subsystem\n");
vty = create_test_vty(&test);
/* Go to config node */
OSMO_ASSERT(do_vty_command(vty, "enable") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == ENABLE_NODE);
OSMO_ASSERT(do_vty_command(vty, "configure terminal") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CONFIG_NODE);
/* Try to create invalid reporter */
OSMO_ASSERT(do_vty_command(vty, "stats reporter foobar") ==
CMD_ERR_NO_MATCH);
/* Set reporting interval */
OSMO_ASSERT(do_vty_command(vty, "stats interval 42") == CMD_SUCCESS);
OSMO_ASSERT(osmo_stats_config->interval == 42);
/* Create log reporter */
srep = osmo_stats_reporter_find(OSMO_STATS_REPORTER_LOG, NULL);
OSMO_ASSERT(srep == NULL);
OSMO_ASSERT(do_vty_command(vty, "stats reporter log") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CFG_STATS_NODE);
srep = osmo_stats_reporter_find(OSMO_STATS_REPORTER_LOG, NULL);
OSMO_ASSERT(srep != NULL);
OSMO_ASSERT(srep->type == OSMO_STATS_REPORTER_LOG);
check_srep_vty_config(vty, srep);
OSMO_ASSERT(do_vty_command(vty, "exit") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CONFIG_NODE);
/* Create statsd reporter */
srep = osmo_stats_reporter_find(OSMO_STATS_REPORTER_STATSD, NULL);
OSMO_ASSERT(srep == NULL);
OSMO_ASSERT(do_vty_command(vty, "stats reporter statsd") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CFG_STATS_NODE);
srep = osmo_stats_reporter_find(OSMO_STATS_REPORTER_STATSD, NULL);
OSMO_ASSERT(srep != NULL);
OSMO_ASSERT(srep->type == OSMO_STATS_REPORTER_STATSD);
check_srep_vty_config(vty, srep);
OSMO_ASSERT(do_vty_command(vty, "exit") == CMD_SUCCESS);
OSMO_ASSERT(vty->node == CONFIG_NODE);
/* Destroy log reporter */
OSMO_ASSERT(osmo_stats_reporter_find(OSMO_STATS_REPORTER_LOG, NULL));
OSMO_ASSERT(do_vty_command(vty, "no stats reporter log") == CMD_SUCCESS);
OSMO_ASSERT(!osmo_stats_reporter_find(OSMO_STATS_REPORTER_LOG, NULL));
/* Destroy statsd reporter */
OSMO_ASSERT(osmo_stats_reporter_find(OSMO_STATS_REPORTER_STATSD, NULL));
OSMO_ASSERT(do_vty_command(vty, "no stats reporter statsd") == CMD_SUCCESS);
OSMO_ASSERT(!osmo_stats_reporter_find(OSMO_STATS_REPORTER_STATSD, NULL));
destroy_test_vty(&test, vty);
}
int main(int argc, char **argv)
{
struct vty_app_info vty_info = {
.name = "VtyTest",
.version = 0,
.go_parent_cb = NULL,
.is_config_node = NULL,
};
const struct log_info_cat default_categories[] = {};
const struct log_info log_info = {
.cat = default_categories,
.num_cat = ARRAY_SIZE(default_categories),
};
void *stats_ctx = talloc_named_const(NULL, 1, "stats test context");
osmo_signal_register_handler(SS_L_VTY, vty_event_cb, NULL);
/* Fake logging. */
osmo_init_logging(&log_info);
/* Init stats */
osmo_stats_init(stats_ctx);
vty_init(&vty_info);
/* Setup VTY commands */
logging_vty_add_cmds(&log_info);
osmo_stats_vty_add_cmds();
test_cmd_string_from_valstr();
test_node_tree_structure();
test_stats_vty();
/* Leak check */
OSMO_ASSERT(talloc_total_blocks(stats_ctx) == 1);
printf("All tests passed\n");
return 0;
}
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