2010-05-04 23:48:23 +03:00
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/* -*- Mode: C ; c-basic-offset: 2 -*- */
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/*
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* LADI Session Handler (ladish)
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*
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* Copyright (C) 2010 Nedko Arnaudov <nedko@arnaudov.name>
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*
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**************************************************************************
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* This file contains implementation of the "new app" command
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**************************************************************************
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*
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* LADI Session Handler is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* LADI Session Handler 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 General Public License
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* along with LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
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* or write to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <ctype.h>
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#include "cmd.h"
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#include "studio.h"
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#include "../dbus/error.h"
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struct ladish_command_new_app
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{
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struct ladish_command command; /* must be the first member */
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char * opath;
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bool terminal;
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char * commandline;
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char * name;
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uint8_t level;
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};
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#define cmd_ptr ((struct ladish_command_new_app *)context)
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static bool run(void * context)
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{
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char * name;
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char * name_buffer;
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size_t len;
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char * end;
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unsigned int index;
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ladish_app_supervisor_handle supervisor;
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ladish_app_handle app;
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ASSERT(cmd_ptr->command.state == LADISH_COMMAND_STATE_PENDING);
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log_info("new_app command. opath='%s', name='%s', %s, commandline='%s', level=%"PRIu8") called", cmd_ptr->opath, cmd_ptr->name, cmd_ptr->terminal ? "terminal" : "shell", cmd_ptr->commandline, cmd_ptr->level);
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supervisor = ladish_studio_find_app_supervisor(cmd_ptr->opath);
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if (supervisor == NULL)
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{
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log_error("cannot find supervisor '%s' to run app '%s'", cmd_ptr->opath, cmd_ptr->name);
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return false;
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}
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if (*cmd_ptr->name)
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{
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/* allocate and copy app name */
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len = strlen(cmd_ptr->name);
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name_buffer = malloc(len + 100);
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if (name_buffer == NULL)
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{
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log_error("malloc of app name failed");
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return false;
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}
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name = name_buffer;
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strcpy(name, cmd_ptr->name);
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end = name + len;
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}
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else
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{
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/* allocate app name */
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len = strlen(cmd_ptr->commandline) + 100;
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name_buffer = malloc(len);
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if (name_buffer == NULL)
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{
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log_error("malloc of app name failed");
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return false;
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}
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strcpy(name_buffer, cmd_ptr->commandline);
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/* use first word as name */
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end = name_buffer;
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while (*end)
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{
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if (isspace(*end))
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{
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*end = 0;
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break;
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}
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end++;
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}
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name = strrchr(name_buffer, '/');
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if (name == NULL)
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{
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name = name_buffer;
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}
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else
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{
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name++;
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}
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}
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/* make the app name unique */
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index = 2;
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2010-08-30 00:05:57 +03:00
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while (ladish_app_supervisor_find_app_by_name(supervisor, name) != NULL)
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2010-05-04 23:48:23 +03:00
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{
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sprintf(end, "-%u", index);
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index++;
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}
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app = ladish_app_supervisor_add(supervisor, name, true, cmd_ptr->commandline, cmd_ptr->terminal, cmd_ptr->level);
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free(name_buffer);
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if (app == NULL)
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{
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log_error("ladish_app_supervisor_add() failed");
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return false;
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}
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2010-05-05 00:35:10 +03:00
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if (ladish_studio_is_started())
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2010-05-04 23:48:23 +03:00
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{
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2010-05-08 22:20:08 +03:00
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if (!ladish_app_supervisor_start_app(supervisor, app))
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2010-05-04 23:48:23 +03:00
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{
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log_error("Execution of '%s' failed", cmd_ptr->commandline);
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2010-05-08 22:20:08 +03:00
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ladish_app_supervisor_remove_app(supervisor, app);
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2010-05-04 23:48:23 +03:00
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return false;
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}
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}
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cmd_ptr->command.state = LADISH_COMMAND_STATE_DONE;
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return true;
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}
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static void destructor(void * context)
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{
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log_info("new_app command destructor");
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free(cmd_ptr->opath);
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free(cmd_ptr->commandline);
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free(cmd_ptr->name);
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}
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#undef cmd_ptr
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bool
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ladish_command_new_app(
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void * call_ptr,
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struct ladish_cqueue * queue_ptr,
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const char * opath,
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bool terminal,
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const char * commandline,
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const char * name,
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uint8_t level)
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{
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struct ladish_command_new_app * cmd_ptr;
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char * opath_dup;
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char * commandline_dup;
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char * name_dup;
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opath_dup = strdup(opath);
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if (opath_dup == NULL)
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{
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2010-05-09 12:10:19 +03:00
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lash_dbus_error(call_ptr, LASH_DBUS_ERROR_GENERIC, "strdup('%s') failed.", opath);
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2010-05-04 23:48:23 +03:00
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goto fail;
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}
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commandline_dup = strdup(commandline);
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if (commandline_dup == NULL)
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{
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2010-05-09 12:10:19 +03:00
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lash_dbus_error(call_ptr, LASH_DBUS_ERROR_GENERIC, "strdup('%s') failed.", commandline);
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2010-05-04 23:48:23 +03:00
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goto fail_free_opath;
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}
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name_dup = strdup(name);
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if (name_dup == NULL)
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{
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2010-05-09 12:10:19 +03:00
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lash_dbus_error(call_ptr, LASH_DBUS_ERROR_GENERIC, "strdup('%s') failed.", name);
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2010-05-04 23:48:23 +03:00
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goto fail_free_commandline;
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}
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cmd_ptr = ladish_command_new(sizeof(struct ladish_command_new_app));
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if (cmd_ptr == NULL)
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{
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lash_dbus_error(call_ptr, LASH_DBUS_ERROR_GENERIC, "ladish_command_new() failed.");
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goto fail_free_name;
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}
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cmd_ptr->command.run = run;
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cmd_ptr->command.destructor = destructor;
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cmd_ptr->opath = opath_dup;
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cmd_ptr->commandline = commandline_dup;
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cmd_ptr->name = name_dup;
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cmd_ptr->terminal = terminal;
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cmd_ptr->level = level;
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if (!ladish_cqueue_add_command(queue_ptr, &cmd_ptr->command))
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{
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lash_dbus_error(call_ptr, LASH_DBUS_ERROR_GENERIC, "ladish_cqueue_add_command() failed.");
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goto fail_destroy_command;
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}
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return true;
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fail_destroy_command:
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free(cmd_ptr);
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fail_free_name:
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free(name_dup);
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fail_free_commandline:
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free(commandline_dup);
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fail_free_opath:
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free(opath_dup);
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fail:
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return false;
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}
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