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/*
* mgmt-task.c
* -----------
* CLI 'task' functions.
*
* Copyright (c) 2016-2017, NORDUnet A/S All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of the NORDUnet nor the names of its contributors may
* be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Show the active tasks. This is mostly for debugging, and looks deeply
* into OS-level structures, but sometimes you just need to know...
*/
#include "mgmt-cli.h"
#include "mgmt-task.h"
#include "task.h"
static char *task_state[] = {
"INIT",
"WAITING",
"READY"
};
extern size_t request_queue_len(void);
extern size_t request_queue_max(void);
static int cmd_task_show(struct cli_def *cli, const char *command, char *argv[], int argc)
{
cli_print(cli, "name state stack high water");
cli_print(cli, "-------- -------- ----------------");
for (tcb_t *t = task_iterate(NULL); t != NULL; t = task_iterate(t)) {
cli_print(cli, "%-15s %-15s %d",
task_get_name(t),
task_state[task_get_state(t)],
task_get_stack_highwater(t));
}
cli_print(cli, " ");
cli_print(cli, "RPC request queue current length: %u", request_queue_len());
cli_print(cli, "RPC request queue maximum length: %u", request_queue_max());
extern size_t uart_rx_max;
cli_print(cli, " ");
cli_print(cli, "UART receive queue maximum length: %u", uart_rx_max);
return CLI_OK;
}
void configure_cli_task(struct cli_def *cli)
{
struct cli_command *c = cli_register_command(cli, NULL, "task", NULL, 0, 0, NULL);
/* task show */
cli_register_command(cli, c, "show", cmd_task_show, 0, 0, "Show the active tasks");
}
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