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/*
* Copyright © 2017 Red Hat, Inc
*
* This program 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.
*
* This library 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 this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors:
* Christian J. Kellner <christian@kellner.me>
*/
#include "config.h"
#include "boltctl-cmds.h"
#include "bolt-str.h"
#include <stdlib.h>
static gboolean
quit_main_loop (gpointer user_data)
{
GMainLoop *loop = user_data;
g_main_loop_quit (loop);
return FALSE;
}
int
power (BoltClient *client, int argc, char **argv)
{
g_autoptr(GOptionContext) optctx = NULL;
g_autoptr(GMainLoop) main_loop = NULL;
g_autoptr(BoltPower) power = NULL;
g_autoptr(GError) error = NULL;
BoltPowerState state;
gboolean do_query = FALSE;
int fd;
double timeout = 0;
GOptionEntry options[] = {
{ "query", 'q', 0, G_OPTION_ARG_NONE, &do_query, "Query the status", NULL },
{ "timeout", 't', 0, G_OPTION_ARG_DOUBLE, &timeout, "Quit after N seconds", NULL },
{ NULL }
};
optctx = g_option_context_new ("- Force power configuration");
g_option_context_add_main_entries (optctx, options, NULL);
if (!g_option_context_parse (optctx, &argc, &argv, &error))
return usage_error (error);
power = bolt_client_new_power_client (client, NULL, &error);
if (power == NULL)
{
g_warning ("Could get proxy for power interface: %s",
error->message);
return EXIT_FAILURE;
}
if (do_query)
{
g_autoptr(GPtrArray) guards = NULL;
const char *tree_branch;
const char *tree_right;
const char *str;
gboolean supported;
supported = bolt_power_is_supported (power);
g_print ("supported: %s\n", bolt_yesno (supported));
if (!supported)
return EXIT_SUCCESS;
state = bolt_power_get_state (power);
str = bolt_power_state_to_string (state);
g_print ("power state: %s\n", str);
guards = bolt_power_list_guards (power, NULL, &error);
if (guards == NULL)
{
g_warning ("Could not list guards: %s", error->message);
return EXIT_FAILURE;
}
tree_branch = bolt_glyph (TREE_BRANCH);
tree_right = bolt_glyph (TREE_RIGHT);
g_print ("%u active power guards%s\n", guards->len,
guards->len > 0 ? ":" : "");
for (guint i = 0; i < guards->len; i++)
{
BoltPowerGuard *g = g_ptr_array_index (guards, 0);
g_print (" guard '%s'\n", g->id);
g_print (" %s who: %s\n", tree_branch, g->who);
g_print (" %s pid: %u\n", tree_right, g->pid);
g_print ("\n");
}
return EXIT_SUCCESS;
}
fd = bolt_power_force_power (power, &error);
if (fd == -1)
{
g_warning ("Could force power controller: %s", error->message);
return EXIT_SUCCESS;
}
g_print ("acquired power guard (%d)\n", fd);
main_loop = g_main_loop_new (NULL, FALSE);
if (timeout > 0.)
{
guint tout = (guint) timeout * 1000;
g_timeout_add (tout, quit_main_loop, main_loop);
}
g_main_loop_run (main_loop);
(void) close (fd);
return EXIT_SUCCESS;
}
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