| 1 | /* This file is part of the Linux Trace Toolkit viewer |
| 2 | * Copyright (C) 2005 Mathieu Desnoyers |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License Version 2 as |
| 6 | * published by the Free Software Foundation; |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this program; if not, write to the Free Software |
| 15 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
| 16 | * MA 02110-1301, USA. |
| 17 | */ |
| 18 | |
| 19 | #ifdef HAVE_CONFIG_H |
| 20 | #include <config.h> |
| 21 | #endif |
| 22 | |
| 23 | #include <glib.h> |
| 24 | #include <glib/gprintf.h> |
| 25 | #include <string.h> |
| 26 | #include <gtk/gtk.h> |
| 27 | #include <gdk/gdk.h> |
| 28 | #include <gdk/gdkkeysyms.h> |
| 29 | |
| 30 | #include <lttv/lttv.h> |
| 31 | #include <lttv/module.h> |
| 32 | #include <lttv/hook.h> |
| 33 | |
| 34 | #include <lttvwindow/lttvwindow.h> |
| 35 | #include <lttvwindow/lttvwindowtraces.h> |
| 36 | #include <lttvwindow/callbacks.h> |
| 37 | #include <lttvwindow/lttv_plugin_tab.h> |
| 38 | |
| 39 | #include "hTraceControlInsert.xpm" |
| 40 | #include "TraceControlStart.xpm" |
| 41 | #include "TraceControlPause.xpm" |
| 42 | #include "TraceControlStop.xpm" |
| 43 | |
| 44 | #include <sys/types.h> |
| 45 | #include <unistd.h> |
| 46 | #include <stdlib.h> |
| 47 | #include <pty.h> |
| 48 | #include <utmp.h> |
| 49 | #include <sys/wait.h> |
| 50 | #include <sys/poll.h> |
| 51 | #include <errno.h> |
| 52 | #include <fcntl.h> |
| 53 | #include <sched.h> |
| 54 | |
| 55 | #define MAX_ARGS_LEN PATH_MAX * 10 |
| 56 | |
| 57 | GSList *g_control_list = NULL ; |
| 58 | |
| 59 | /*! \file lttv/modules/gui/tracecontrol/tracecontrol.c |
| 60 | * \brief Graphic trace start/stop control interface. |
| 61 | * |
| 62 | * This plugin interacts with lttctl to start/stop tracing. It needs to take the |
| 63 | * root password to be able to interact with lttctl. |
| 64 | * |
| 65 | */ |
| 66 | |
| 67 | typedef struct _ControlData ControlData; |
| 68 | |
| 69 | /* |
| 70 | * Prototypes |
| 71 | */ |
| 72 | GtkWidget *guicontrol_get_widget(ControlData *tcd); |
| 73 | ControlData *gui_control(LttvPluginTab *ptab); |
| 74 | void gui_control_destructor(ControlData *tcd); |
| 75 | GtkWidget* h_guicontrol(LttvPlugin *plugin); |
| 76 | void control_destroy_walk(gpointer data, gpointer user_data); |
| 77 | |
| 78 | /* |
| 79 | * Callback functions |
| 80 | */ |
| 81 | |
| 82 | static void arm_clicked (GtkButton *button, gpointer user_data); |
| 83 | static void disarm_clicked (GtkButton *button, gpointer user_data); |
| 84 | static void start_clicked (GtkButton *button, gpointer user_data); |
| 85 | static void pause_clicked (GtkButton *button, gpointer user_data); |
| 86 | static void unpause_clicked (GtkButton *button, gpointer user_data); |
| 87 | static void stop_clicked (GtkButton *button, gpointer user_data); |
| 88 | |
| 89 | |
| 90 | /** |
| 91 | * @struct _ControlData |
| 92 | * |
| 93 | * @brief Main structure of gui control |
| 94 | */ |
| 95 | struct _ControlData { |
| 96 | Tab *tab; /**< current tab of module */ |
| 97 | |
| 98 | GtkWidget *window; /**< window */ |
| 99 | |
| 100 | GtkWidget *main_box; /**< main container */ |
| 101 | GtkWidget *ltt_armall_button; |
| 102 | GtkWidget *ltt_disarmall_button; |
| 103 | GtkWidget *start_button; |
| 104 | GtkWidget *pause_button; |
| 105 | GtkWidget *unpause_button; |
| 106 | GtkWidget *stop_button; |
| 107 | GtkWidget *username_label; |
| 108 | GtkWidget *username_entry; |
| 109 | GtkWidget *password_label; |
| 110 | GtkWidget *password_entry; |
| 111 | GtkWidget *channel_dir_label; |
| 112 | GtkWidget *channel_dir_entry; |
| 113 | GtkWidget *trace_dir_label; |
| 114 | GtkWidget *trace_dir_entry; |
| 115 | GtkWidget *trace_name_label; |
| 116 | GtkWidget *trace_name_entry; |
| 117 | GtkWidget *trace_mode_label; |
| 118 | GtkWidget *trace_mode_combo; |
| 119 | GtkWidget *start_daemon_label; |
| 120 | GtkWidget *start_daemon_check; |
| 121 | GtkWidget *append_label; |
| 122 | GtkWidget *append_check; |
| 123 | GtkWidget *optional_label; |
| 124 | GtkWidget *subbuf_size_label; |
| 125 | GtkWidget *subbuf_size_entry; |
| 126 | GtkWidget *subbuf_num_label; |
| 127 | GtkWidget *subbuf_num_entry; |
| 128 | GtkWidget *lttd_threads_label; |
| 129 | GtkWidget *lttd_threads_entry; |
| 130 | GtkWidget *lttctl_path_label; |
| 131 | GtkWidget *lttctl_path_entry; |
| 132 | GtkWidget *lttd_path_label; |
| 133 | GtkWidget *lttd_path_entry; |
| 134 | GtkWidget *ltt_armall_path_label; |
| 135 | GtkWidget *ltt_armall_path_entry; |
| 136 | GtkWidget *ltt_disarmall_path_label; |
| 137 | GtkWidget *ltt_disarmall_path_entry; |
| 138 | }; |
| 139 | |
| 140 | /** |
| 141 | * @fn GtkWidget* guicontrol_get_widget(ControlData*) |
| 142 | * |
| 143 | * This function returns the current main widget |
| 144 | * used by this module |
| 145 | * @param tcd the module struct |
| 146 | * @return The main widget |
| 147 | */ |
| 148 | GtkWidget* |
| 149 | guicontrol_get_widget(ControlData *tcd) |
| 150 | { |
| 151 | return tcd->window; |
| 152 | } |
| 153 | |
| 154 | /** |
| 155 | * @fn ControlData* gui_control(Tab*) |
| 156 | * |
| 157 | * Constructor is used to create ControlData data structure. |
| 158 | * @param tab The tab structure used by the widget |
| 159 | * @return The Filter viewer data created. |
| 160 | */ |
| 161 | ControlData* |
| 162 | gui_control(LttvPluginTab *ptab) |
| 163 | { |
| 164 | Tab *tab = ptab->tab; |
| 165 | g_debug("filter::gui_control()"); |
| 166 | |
| 167 | ControlData* tcd = g_new(ControlData,1); |
| 168 | |
| 169 | tcd->tab = tab; |
| 170 | |
| 171 | tcd->window = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
| 172 | gtk_window_set_title(GTK_WINDOW(tcd->window), "LTTng Trace Control"); |
| 173 | /* |
| 174 | * Initiating GtkTable layout |
| 175 | * starts with 2 rows and 5 columns and |
| 176 | * expands when expressions added |
| 177 | */ |
| 178 | tcd->main_box = gtk_table_new(14,7,FALSE); |
| 179 | gtk_table_set_row_spacings(GTK_TABLE(tcd->main_box),5); |
| 180 | gtk_table_set_col_spacings(GTK_TABLE(tcd->main_box),5); |
| 181 | |
| 182 | gtk_container_add(GTK_CONTAINER(tcd->window), GTK_WIDGET(tcd->main_box)); |
| 183 | |
| 184 | GList *focus_chain = NULL; |
| 185 | |
| 186 | /* |
| 187 | * start/pause/stop buttons |
| 188 | */ |
| 189 | |
| 190 | GdkPixbuf *pixbuf; |
| 191 | GtkWidget *image; |
| 192 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)TraceControlStart_xpm); |
| 193 | image = gtk_image_new_from_pixbuf(pixbuf); |
| 194 | tcd->ltt_armall_button = gtk_button_new_with_label("Arm LTTng kernel probes"); |
| 195 | //2.6 gtk_button_set_image(GTK_BUTTON(tcd->ltt_armall_button), image); |
| 196 | g_object_set(G_OBJECT(tcd->ltt_armall_button), "image", image, NULL); |
| 197 | gtk_button_set_alignment(GTK_BUTTON(tcd->ltt_armall_button), 0.0, 0.0); |
| 198 | gtk_widget_show (tcd->ltt_armall_button); |
| 199 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->ltt_armall_button,6,7,0,1,GTK_FILL,GTK_FILL,2,2); |
| 200 | |
| 201 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)TraceControlStop_xpm); |
| 202 | image = gtk_image_new_from_pixbuf(pixbuf); |
| 203 | tcd->ltt_disarmall_button = gtk_button_new_with_label("Disarm LTTng kernel probes"); |
| 204 | //2.6 gtk_button_set_image(GTK_BUTTON(tcd->ltt_disarmall_button), image); |
| 205 | g_object_set(G_OBJECT(tcd->ltt_disarmall_button), "image", image, NULL); |
| 206 | gtk_button_set_alignment(GTK_BUTTON(tcd->ltt_disarmall_button), 0.0, 0.0); |
| 207 | gtk_widget_show (tcd->ltt_disarmall_button); |
| 208 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->ltt_disarmall_button,6,7,1,2,GTK_FILL,GTK_FILL,2,2); |
| 209 | |
| 210 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)TraceControlStart_xpm); |
| 211 | image = gtk_image_new_from_pixbuf(pixbuf); |
| 212 | tcd->start_button = gtk_button_new_with_label("start"); |
| 213 | //2.6 gtk_button_set_image(GTK_BUTTON(tcd->start_button), image); |
| 214 | g_object_set(G_OBJECT(tcd->start_button), "image", image, NULL); |
| 215 | gtk_button_set_alignment(GTK_BUTTON(tcd->start_button), 0.0, 0.0); |
| 216 | gtk_widget_show (tcd->start_button); |
| 217 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->start_button,6,7,2,3,GTK_FILL,GTK_FILL,2,2); |
| 218 | |
| 219 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)TraceControlPause_xpm); |
| 220 | image = gtk_image_new_from_pixbuf(pixbuf); |
| 221 | tcd->pause_button = gtk_button_new_with_label("pause"); |
| 222 | //2.6 gtk_button_set_image(GTK_BUTTON(tcd->pause_button), image); |
| 223 | g_object_set(G_OBJECT(tcd->pause_button), "image", image, NULL); |
| 224 | gtk_button_set_alignment(GTK_BUTTON(tcd->pause_button), 0.0, 0.0); |
| 225 | gtk_widget_show (tcd->pause_button); |
| 226 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->pause_button,6,7,3,4,GTK_FILL,GTK_FILL,2,2); |
| 227 | |
| 228 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)TraceControlPause_xpm); |
| 229 | image = gtk_image_new_from_pixbuf(pixbuf); |
| 230 | tcd->unpause_button = gtk_button_new_with_label("unpause"); |
| 231 | //2.6 gtk_button_set_image(GTK_BUTTON(tcd->unpause_button), image); |
| 232 | g_object_set(G_OBJECT(tcd->unpause_button), "image", image, NULL); |
| 233 | gtk_button_set_alignment(GTK_BUTTON(tcd->unpause_button), 0.0, 0.0); |
| 234 | gtk_widget_show (tcd->unpause_button); |
| 235 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->unpause_button,6,7,4,5,GTK_FILL,GTK_FILL,2,2); |
| 236 | |
| 237 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)TraceControlStop_xpm); |
| 238 | image = gtk_image_new_from_pixbuf(pixbuf); |
| 239 | tcd->stop_button = gtk_button_new_with_label("stop"); |
| 240 | //2.6 gtk_button_set_image(GTK_BUTTON(tcd->stop_button), image); |
| 241 | g_object_set(G_OBJECT(tcd->stop_button), "image", image, NULL); |
| 242 | gtk_button_set_alignment(GTK_BUTTON(tcd->stop_button), 0.0, 0.0); |
| 243 | gtk_widget_show (tcd->stop_button); |
| 244 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->stop_button,6,7,5,6,GTK_FILL,GTK_FILL,2,2); |
| 245 | |
| 246 | /* |
| 247 | * First half of the filter window |
| 248 | * - textual entry of filter expression |
| 249 | * - processing button |
| 250 | */ |
| 251 | tcd->username_label = gtk_label_new("Username:"); |
| 252 | gtk_widget_show (tcd->username_label); |
| 253 | tcd->username_entry = gtk_entry_new(); |
| 254 | gtk_entry_set_text(GTK_ENTRY(tcd->username_entry),"root"); |
| 255 | gtk_widget_show (tcd->username_entry); |
| 256 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->username_label,0,2,0,1,GTK_FILL,GTK_FILL,2,2); |
| 257 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->username_entry,2,6,0,1,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 258 | |
| 259 | |
| 260 | |
| 261 | tcd->password_label = gtk_label_new("Password:"); |
| 262 | gtk_widget_show (tcd->password_label); |
| 263 | tcd->password_entry = gtk_entry_new(); |
| 264 | gtk_entry_set_visibility(GTK_ENTRY(tcd->password_entry), FALSE); |
| 265 | gtk_widget_show (tcd->password_entry); |
| 266 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->password_label,0,2,1,2,GTK_FILL,GTK_FILL,2,2); |
| 267 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->password_entry,2,6,1,2,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 268 | |
| 269 | |
| 270 | tcd->channel_dir_label = gtk_label_new("Channel directory:"); |
| 271 | gtk_widget_show (tcd->channel_dir_label); |
| 272 | tcd->channel_dir_entry = gtk_entry_new(); |
| 273 | gtk_entry_set_text(GTK_ENTRY(tcd->channel_dir_entry),"/mnt/debugfs/ltt"); |
| 274 | gtk_widget_show (tcd->channel_dir_entry); |
| 275 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->channel_dir_label,0,2,2,3,GTK_FILL,GTK_FILL,2,2); |
| 276 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->channel_dir_entry,2,6,2,3,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 277 | |
| 278 | tcd->trace_dir_label = gtk_label_new("Trace directory:"); |
| 279 | gtk_widget_show (tcd->trace_dir_label); |
| 280 | tcd->trace_dir_entry = gtk_entry_new(); |
| 281 | gtk_entry_set_text(GTK_ENTRY(tcd->trace_dir_entry),"/tmp/trace1"); |
| 282 | gtk_widget_show (tcd->trace_dir_entry); |
| 283 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->trace_dir_label,0,2,3,4,GTK_FILL,GTK_FILL,2,2); |
| 284 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->trace_dir_entry,2,6,3,4,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 285 | |
| 286 | tcd->trace_name_label = gtk_label_new("Trace name:"); |
| 287 | gtk_widget_show (tcd->trace_name_label); |
| 288 | tcd->trace_name_entry = gtk_entry_new(); |
| 289 | gtk_entry_set_text(GTK_ENTRY(tcd->trace_name_entry),"trace"); |
| 290 | gtk_widget_show (tcd->trace_name_entry); |
| 291 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->trace_name_label,0,2,4,5,GTK_FILL,GTK_FILL,2,2); |
| 292 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->trace_name_entry,2,6,4,5,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 293 | |
| 294 | tcd->trace_mode_label = gtk_label_new("Trace mode "); |
| 295 | gtk_widget_show (tcd->trace_mode_label); |
| 296 | tcd->trace_mode_combo = gtk_combo_box_new_text(); |
| 297 | gtk_combo_box_append_text(GTK_COMBO_BOX(tcd->trace_mode_combo), |
| 298 | "normal"); |
| 299 | gtk_combo_box_append_text(GTK_COMBO_BOX(tcd->trace_mode_combo), |
| 300 | "flight recorder"); |
| 301 | gtk_combo_box_set_active(GTK_COMBO_BOX(tcd->trace_mode_combo), 0); |
| 302 | gtk_widget_show (tcd->trace_mode_combo); |
| 303 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->trace_mode_label,0,2,5,6,GTK_FILL,GTK_FILL,2,2); |
| 304 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->trace_mode_combo,2,6,5,6,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 305 | |
| 306 | tcd->start_daemon_label = gtk_label_new("Start daemon "); |
| 307 | gtk_widget_show (tcd->start_daemon_label); |
| 308 | tcd->start_daemon_check = gtk_check_button_new(); |
| 309 | gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tcd->start_daemon_check), TRUE); |
| 310 | gtk_widget_show (tcd->start_daemon_check); |
| 311 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->start_daemon_label,0,2,6,7,GTK_FILL,GTK_FILL,2,2); |
| 312 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->start_daemon_check,2,6,6,7,GTK_FILL,GTK_FILL,0,0); |
| 313 | |
| 314 | tcd->append_label = gtk_label_new("Append to trace "); |
| 315 | gtk_widget_show (tcd->append_label); |
| 316 | tcd->append_check = gtk_check_button_new(); |
| 317 | gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tcd->append_check), FALSE); |
| 318 | gtk_widget_show (tcd->append_check); |
| 319 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->append_label,0,2,7,8,GTK_FILL,GTK_FILL,2,2); |
| 320 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->append_check,2,6,7,8,GTK_FILL,GTK_FILL,0,0); |
| 321 | |
| 322 | |
| 323 | tcd->optional_label = gtk_label_new("Optional fields "); |
| 324 | gtk_widget_show (tcd->optional_label); |
| 325 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->optional_label,0,6,8,9,GTK_FILL,GTK_FILL,2,2); |
| 326 | |
| 327 | tcd->subbuf_size_label = gtk_label_new("Subbuffer size:"); |
| 328 | gtk_widget_show (tcd->subbuf_size_label); |
| 329 | tcd->subbuf_size_entry = gtk_entry_new(); |
| 330 | gtk_widget_show (tcd->subbuf_size_entry); |
| 331 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->subbuf_size_label,0,2,9,10,GTK_FILL,GTK_FILL,2,2); |
| 332 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->subbuf_size_entry,2,6,9,10,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 333 | |
| 334 | tcd->subbuf_num_label = gtk_label_new("Number of subbuffers:"); |
| 335 | gtk_widget_show (tcd->subbuf_num_label); |
| 336 | tcd->subbuf_num_entry = gtk_entry_new(); |
| 337 | gtk_widget_show (tcd->subbuf_num_entry); |
| 338 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->subbuf_num_label,0,2,10,11,GTK_FILL,GTK_FILL,2,2); |
| 339 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->subbuf_num_entry,2,6,10,11,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 340 | |
| 341 | tcd->lttd_threads_label = gtk_label_new("Number of lttd threads:"); |
| 342 | gtk_widget_show (tcd->lttd_threads_label); |
| 343 | tcd->lttd_threads_entry = gtk_entry_new(); |
| 344 | gtk_entry_set_text(GTK_ENTRY(tcd->lttd_threads_entry), "1"); |
| 345 | gtk_widget_show (tcd->lttd_threads_entry); |
| 346 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->lttd_threads_label,0,2,11,12,GTK_FILL,GTK_FILL,2,2); |
| 347 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->lttd_threads_entry,2,6,11,12,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 348 | |
| 349 | tcd->lttctl_path_label = gtk_label_new("path to lttctl:"); |
| 350 | gtk_widget_show (tcd->lttctl_path_label); |
| 351 | tcd->lttctl_path_entry = gtk_entry_new(); |
| 352 | gtk_entry_set_text(GTK_ENTRY(tcd->lttctl_path_entry),PACKAGE_BIN_DIR "/lttctl"); |
| 353 | gtk_widget_show (tcd->lttctl_path_entry); |
| 354 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->lttctl_path_label,0,2,12,13,GTK_FILL,GTK_FILL,2,2); |
| 355 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->lttctl_path_entry,2,6,12,13,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 356 | |
| 357 | |
| 358 | tcd->lttd_path_label = gtk_label_new("path to lttd:"); |
| 359 | gtk_widget_show (tcd->lttd_path_label); |
| 360 | tcd->lttd_path_entry = gtk_entry_new(); |
| 361 | gtk_entry_set_text(GTK_ENTRY(tcd->lttd_path_entry),PACKAGE_BIN_DIR "/lttd"); |
| 362 | gtk_widget_show (tcd->lttd_path_entry); |
| 363 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->lttd_path_label,0,2,13,14,GTK_FILL,GTK_FILL,2,2); |
| 364 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->lttd_path_entry,2,6,13,14,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 365 | |
| 366 | tcd->ltt_armall_path_label = gtk_label_new("path to ltt_armall:"); |
| 367 | gtk_widget_show (tcd->ltt_armall_path_label); |
| 368 | tcd->ltt_armall_path_entry = gtk_entry_new(); |
| 369 | gtk_entry_set_text(GTK_ENTRY(tcd->ltt_armall_path_entry),PACKAGE_BIN_DIR "/ltt-armall"); |
| 370 | gtk_widget_show (tcd->ltt_armall_path_entry); |
| 371 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->ltt_armall_path_label,0,2,14,15,GTK_FILL,GTK_FILL,2,2); |
| 372 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->ltt_armall_path_entry,2,6,14,15,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 373 | |
| 374 | tcd->ltt_disarmall_path_label = gtk_label_new("path to ltt_disarmall:"); |
| 375 | gtk_widget_show (tcd->ltt_disarmall_path_label); |
| 376 | tcd->ltt_disarmall_path_entry = gtk_entry_new(); |
| 377 | gtk_entry_set_text(GTK_ENTRY(tcd->ltt_disarmall_path_entry),PACKAGE_BIN_DIR "/ltt-disarmall"); |
| 378 | gtk_widget_show (tcd->ltt_disarmall_path_entry); |
| 379 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->ltt_disarmall_path_label,0,2,15,16,GTK_FILL,GTK_FILL,2,2); |
| 380 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->ltt_disarmall_path_entry,2,6,15,16,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
| 381 | |
| 382 | focus_chain = g_list_append (focus_chain, tcd->username_entry); |
| 383 | focus_chain = g_list_append (focus_chain, tcd->password_entry); |
| 384 | focus_chain = g_list_append (focus_chain, tcd->ltt_armall_path_entry); |
| 385 | focus_chain = g_list_append (focus_chain, tcd->ltt_disarmall_path_entry); |
| 386 | focus_chain = g_list_append (focus_chain, tcd->start_button); |
| 387 | focus_chain = g_list_append (focus_chain, tcd->pause_button); |
| 388 | focus_chain = g_list_append (focus_chain, tcd->unpause_button); |
| 389 | focus_chain = g_list_append (focus_chain, tcd->stop_button); |
| 390 | focus_chain = g_list_append (focus_chain, tcd->channel_dir_entry); |
| 391 | focus_chain = g_list_append (focus_chain, tcd->trace_dir_entry); |
| 392 | focus_chain = g_list_append (focus_chain, tcd->trace_name_entry); |
| 393 | focus_chain = g_list_append (focus_chain, tcd->trace_mode_combo); |
| 394 | focus_chain = g_list_append (focus_chain, tcd->start_daemon_check); |
| 395 | focus_chain = g_list_append (focus_chain, tcd->append_check); |
| 396 | focus_chain = g_list_append (focus_chain, tcd->subbuf_size_entry); |
| 397 | focus_chain = g_list_append (focus_chain, tcd->subbuf_num_entry); |
| 398 | focus_chain = g_list_append (focus_chain, tcd->lttd_threads_entry); |
| 399 | focus_chain = g_list_append (focus_chain, tcd->lttctl_path_entry); |
| 400 | focus_chain = g_list_append (focus_chain, tcd->lttd_path_entry); |
| 401 | |
| 402 | gtk_container_set_focus_chain(GTK_CONTAINER(tcd->main_box), focus_chain); |
| 403 | |
| 404 | g_list_free(focus_chain); |
| 405 | |
| 406 | g_signal_connect(G_OBJECT(tcd->start_button), "clicked", |
| 407 | (GCallback)start_clicked, tcd); |
| 408 | g_signal_connect(G_OBJECT(tcd->pause_button), "clicked", |
| 409 | (GCallback)pause_clicked, tcd); |
| 410 | g_signal_connect(G_OBJECT(tcd->unpause_button), "clicked", |
| 411 | (GCallback)unpause_clicked, tcd); |
| 412 | g_signal_connect(G_OBJECT(tcd->stop_button), "clicked", |
| 413 | (GCallback)stop_clicked, tcd); |
| 414 | g_signal_connect(G_OBJECT(tcd->ltt_armall_button), "clicked", |
| 415 | (GCallback)arm_clicked, tcd); |
| 416 | g_signal_connect(G_OBJECT(tcd->ltt_disarmall_button), "clicked", |
| 417 | (GCallback)disarm_clicked, tcd); |
| 418 | |
| 419 | /* |
| 420 | * show main container |
| 421 | */ |
| 422 | gtk_widget_show(tcd->main_box); |
| 423 | gtk_widget_show(tcd->window); |
| 424 | |
| 425 | |
| 426 | g_object_set_data_full( |
| 427 | G_OBJECT(guicontrol_get_widget(tcd)), |
| 428 | "control_viewer_data", |
| 429 | tcd, |
| 430 | (GDestroyNotify)gui_control_destructor); |
| 431 | |
| 432 | g_control_list = g_slist_append( |
| 433 | g_control_list, |
| 434 | tcd); |
| 435 | |
| 436 | return tcd; |
| 437 | } |
| 438 | |
| 439 | |
| 440 | /** |
| 441 | * @fn void gui_control_destructor(ControlData*) |
| 442 | * |
| 443 | * Destructor for the filter gui module |
| 444 | * @param tcd The module structure |
| 445 | */ |
| 446 | void |
| 447 | gui_control_destructor(ControlData *tcd) |
| 448 | { |
| 449 | /* May already been done by GTK window closing */ |
| 450 | if(GTK_IS_WIDGET(guicontrol_get_widget(tcd))){ |
| 451 | g_info("widget still exists"); |
| 452 | } |
| 453 | // if(tab != NULL) { |
| 454 | // lttvwindow_unregister_traceset_notify(tcd->tab, |
| 455 | // filter_traceset_changed, |
| 456 | // filter_viewer_data); |
| 457 | // } |
| 458 | lttvwindowtraces_background_notify_remove(tcd); |
| 459 | |
| 460 | g_control_list = g_slist_remove(g_control_list, tcd); |
| 461 | |
| 462 | g_free(tcd); |
| 463 | } |
| 464 | |
| 465 | static int execute_command(const gchar *command, const gchar *username, |
| 466 | const gchar *password, const gchar *lttd_path) |
| 467 | { |
| 468 | pid_t pid; |
| 469 | int fdpty; |
| 470 | pid = forkpty(&fdpty, NULL, NULL, NULL); |
| 471 | int retval = 0; |
| 472 | |
| 473 | if(pid > 0) { |
| 474 | /* parent */ |
| 475 | gchar buf[256]; |
| 476 | int status; |
| 477 | ssize_t count; |
| 478 | /* discuss with su */ |
| 479 | |
| 480 | struct pollfd pollfd; |
| 481 | int num_rdy; |
| 482 | int num_hup = 0; |
| 483 | enum read_state { GET_LINE, GET_SEMI, GET_SPACE } read_state = GET_LINE; |
| 484 | |
| 485 | retval = fcntl(fdpty, F_SETFL, O_WRONLY); |
| 486 | if(retval == -1) { |
| 487 | perror("Error in fcntl"); |
| 488 | goto wait_child; |
| 489 | } |
| 490 | |
| 491 | /* Read the output from the child terminal before the prompt. If no data in |
| 492 | * 200 ms, we stop reading to give the password */ |
| 493 | g_info("Reading from child console..."); |
| 494 | while(1) { |
| 495 | pollfd.fd = fdpty; |
| 496 | pollfd.events = POLLIN|POLLPRI|POLLERR|POLLHUP|POLLNVAL; |
| 497 | |
| 498 | num_rdy = poll(&pollfd, 1, -1); |
| 499 | if(num_rdy == -1) { |
| 500 | perror("Poll error"); |
| 501 | goto wait_child; |
| 502 | } |
| 503 | |
| 504 | /* Timeout : Stop waiting for chars */ |
| 505 | if(num_rdy == 0) goto wait_child; |
| 506 | |
| 507 | /* Check for fatal errors */ |
| 508 | if(pollfd.revents & POLLERR) { |
| 509 | g_warning("Error returned in polling fd\n"); |
| 510 | num_hup++; |
| 511 | } |
| 512 | if(pollfd.revents & POLLNVAL) { |
| 513 | g_warning("Polling fd tells it is not open"); |
| 514 | num_hup++; |
| 515 | } |
| 516 | |
| 517 | if(pollfd.revents & POLLHUP) { |
| 518 | |
| 519 | g_info("Polling FD : hung up."); |
| 520 | num_hup++; |
| 521 | |
| 522 | } |
| 523 | |
| 524 | if(pollfd.revents & (POLLIN | POLLPRI)) { |
| 525 | int count; |
| 526 | count = read (fdpty, buf, 256); |
| 527 | if(count > 0) { |
| 528 | unsigned int i; |
| 529 | buf[count] = '\0'; |
| 530 | g_printf("%s", buf); |
| 531 | for(i=0; i<count; i++) { |
| 532 | switch(read_state) { |
| 533 | case GET_LINE: |
| 534 | if(buf[i] == '\n') { |
| 535 | read_state = GET_SEMI; |
| 536 | g_debug("Tracecontrol input line skip\n"); |
| 537 | } |
| 538 | break; |
| 539 | case GET_SEMI: |
| 540 | if(buf[i] == ':') { |
| 541 | g_debug("Tracecontrol input : marker found\n"); |
| 542 | read_state = GET_SPACE; |
| 543 | } |
| 544 | break; |
| 545 | case GET_SPACE: |
| 546 | if(buf[i] == ' ') { |
| 547 | g_debug("Tracecontrol input space marker found\n"); |
| 548 | goto write_password; |
| 549 | } |
| 550 | break; |
| 551 | } |
| 552 | } |
| 553 | } else if(count == -1) { |
| 554 | perror("Error in read"); |
| 555 | goto wait_child; |
| 556 | } |
| 557 | |
| 558 | } |
| 559 | |
| 560 | if(num_hup > 0) { |
| 561 | g_warning("Child hung up without returning a full reply"); |
| 562 | goto wait_child; |
| 563 | } |
| 564 | } |
| 565 | write_password: |
| 566 | fsync(fdpty); |
| 567 | pollfd.fd = fdpty; |
| 568 | pollfd.events = POLLOUT|POLLERR|POLLHUP|POLLNVAL; |
| 569 | |
| 570 | num_rdy = poll(&pollfd, 1, -1); |
| 571 | if(num_rdy == -1) { |
| 572 | perror("Poll error"); |
| 573 | goto wait_child; |
| 574 | } |
| 575 | |
| 576 | /* Write the password */ |
| 577 | g_info("Got su prompt, now writing password..."); |
| 578 | int ret; |
| 579 | sleep(1); |
| 580 | ret = write(fdpty, password, strlen(password)); |
| 581 | if(ret < 0) perror("Error in write"); |
| 582 | ret = write(fdpty, "\n", 1); |
| 583 | if(ret < 0) perror("Error in write"); |
| 584 | fsync(fdpty); |
| 585 | /* Take the output from the terminal and show it on the real console */ |
| 586 | g_info("Getting data from child terminal..."); |
| 587 | while(1) { |
| 588 | int num_hup = 0; |
| 589 | pollfd.fd = fdpty; |
| 590 | pollfd.events = POLLIN|POLLPRI|POLLERR|POLLHUP|POLLNVAL; |
| 591 | |
| 592 | num_rdy = poll(&pollfd, 1, -1); |
| 593 | if(num_rdy == -1) { |
| 594 | perror("Poll error"); |
| 595 | goto wait_child; |
| 596 | } |
| 597 | if(num_rdy == 0) break; |
| 598 | |
| 599 | if(pollfd.revents & (POLLERR|POLLNVAL)) { |
| 600 | g_warning("Error returned in polling fd\n"); |
| 601 | num_hup++; |
| 602 | } |
| 603 | |
| 604 | if(pollfd.revents & (POLLIN|POLLPRI) ) { |
| 605 | count = read (fdpty, buf, 256); |
| 606 | if(count > 0) { |
| 607 | buf[count] = '\0'; |
| 608 | printf("%s", buf); |
| 609 | } else if(count == -1) { |
| 610 | perror("Error in read"); |
| 611 | goto wait_child; |
| 612 | } |
| 613 | } |
| 614 | |
| 615 | if(pollfd.revents & POLLHUP) { |
| 616 | g_info("Polling FD : hung up."); |
| 617 | num_hup++; |
| 618 | } |
| 619 | |
| 620 | if(num_hup > 0) goto wait_child; |
| 621 | } |
| 622 | wait_child: |
| 623 | g_info("Waiting for child exit..."); |
| 624 | |
| 625 | ret = waitpid(pid, &status, 0); |
| 626 | |
| 627 | if(ret == -1) { |
| 628 | g_warning("An error occured in wait : %s", |
| 629 | strerror(errno)); |
| 630 | } else { |
| 631 | if(WIFEXITED(status)) |
| 632 | if(WEXITSTATUS(status) != 0) { |
| 633 | retval = WEXITSTATUS(status); |
| 634 | g_warning("An error occured in the su command : %s", |
| 635 | strerror(retval)); |
| 636 | } |
| 637 | } |
| 638 | |
| 639 | g_info("Child exited."); |
| 640 | |
| 641 | } else if(pid == 0) { |
| 642 | /* Setup environment variables */ |
| 643 | if(strcmp(lttd_path, "") != 0) |
| 644 | setenv("LTT_DAEMON", lttd_path, 1); |
| 645 | |
| 646 | /* One comment line (must be only one) */ |
| 647 | g_printf("Executing (as %s) : %s\n", username, command); |
| 648 | |
| 649 | execlp("su", "su", "-p", "-c", command, username, NULL); |
| 650 | exit(-1); /* not supposed to happen! */ |
| 651 | |
| 652 | //gint ret = execvp(); |
| 653 | |
| 654 | } else { |
| 655 | /* error */ |
| 656 | g_warning("Error happened when forking for su"); |
| 657 | } |
| 658 | |
| 659 | return retval; |
| 660 | } |
| 661 | |
| 662 | |
| 663 | /* Callbacks */ |
| 664 | |
| 665 | void start_clicked (GtkButton *button, gpointer user_data) |
| 666 | { |
| 667 | ControlData *tcd = (ControlData*)user_data; |
| 668 | |
| 669 | const gchar *username = gtk_entry_get_text(GTK_ENTRY(tcd->username_entry)); |
| 670 | const gchar *password = gtk_entry_get_text(GTK_ENTRY(tcd->password_entry)); |
| 671 | const gchar *channel_dir = |
| 672 | gtk_entry_get_text(GTK_ENTRY(tcd->channel_dir_entry)); |
| 673 | const gchar *trace_dir = gtk_entry_get_text(GTK_ENTRY(tcd->trace_dir_entry)); |
| 674 | const gchar *trace_name = |
| 675 | gtk_entry_get_text(GTK_ENTRY(tcd->trace_name_entry)); |
| 676 | |
| 677 | const gchar *trace_mode_sel; |
| 678 | GtkTreeIter iter; |
| 679 | |
| 680 | gtk_combo_box_get_active_iter(GTK_COMBO_BOX(tcd->trace_mode_combo), &iter); |
| 681 | gtk_tree_model_get( |
| 682 | gtk_combo_box_get_model(GTK_COMBO_BOX(tcd->trace_mode_combo)), |
| 683 | &iter, 0, &trace_mode_sel, -1); |
| 684 | //const gchar *trace_mode_sel = |
| 685 | //2.6+ gtk_combo_box_get_active_text(GTK_COMBO_BOX(tcd->trace_mode_combo)); |
| 686 | const gchar *trace_mode; |
| 687 | if(strcmp(trace_mode_sel, "normal") == 0) |
| 688 | trace_mode = "normal"; |
| 689 | else |
| 690 | trace_mode = "flight"; |
| 691 | |
| 692 | gboolean start_daemon = |
| 693 | gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tcd->start_daemon_check)); |
| 694 | |
| 695 | gboolean append = |
| 696 | gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tcd->append_check)); |
| 697 | |
| 698 | const gchar *subbuf_size = |
| 699 | gtk_entry_get_text(GTK_ENTRY(tcd->subbuf_size_entry)); |
| 700 | const gchar *subbuf_num = |
| 701 | gtk_entry_get_text(GTK_ENTRY(tcd->subbuf_num_entry)); |
| 702 | const gchar *threads_num = |
| 703 | gtk_entry_get_text(GTK_ENTRY(tcd->lttd_threads_entry)); |
| 704 | const gchar *lttctl_path = |
| 705 | gtk_entry_get_text(GTK_ENTRY(tcd->lttctl_path_entry)); |
| 706 | const gchar *lttd_path = gtk_entry_get_text(GTK_ENTRY(tcd->lttd_path_entry)); |
| 707 | |
| 708 | /* Setup arguments to su */ |
| 709 | /* child */ |
| 710 | gchar args[MAX_ARGS_LEN]; |
| 711 | gint args_left = MAX_ARGS_LEN - 1; /* for \0 */ |
| 712 | |
| 713 | args[0] = '\0'; |
| 714 | |
| 715 | /* Command */ |
| 716 | strncat(args, "exec", args_left); |
| 717 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 718 | |
| 719 | /* space */ |
| 720 | strncat(args, " ", args_left); |
| 721 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 722 | |
| 723 | if(strcmp(lttctl_path, "") == 0) |
| 724 | strncat(args, "lttctl", args_left); |
| 725 | else |
| 726 | strncat(args, lttctl_path, args_left); |
| 727 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 728 | |
| 729 | /* space */ |
| 730 | strncat(args, " ", args_left); |
| 731 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 732 | |
| 733 | /* Start daemon ? */ |
| 734 | if(start_daemon) { |
| 735 | strncat(args, "-C", args_left); |
| 736 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 737 | } else { |
| 738 | /* Simply create the channel and then start tracing */ |
| 739 | //strncat(args, "-b", args_left); |
| 740 | //args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 741 | } |
| 742 | |
| 743 | /* space */ |
| 744 | strncat(args, " ", args_left); |
| 745 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 746 | |
| 747 | /* channel dir */ |
| 748 | strncat(args, "--channel_root ", args_left); |
| 749 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 750 | strncat(args, channel_dir, args_left); |
| 751 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 752 | |
| 753 | /* space */ |
| 754 | strncat(args, " ", args_left); |
| 755 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 756 | |
| 757 | /* trace dir */ |
| 758 | strncat(args, "-w ", args_left); |
| 759 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 760 | strncat(args, trace_dir, args_left); |
| 761 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 762 | |
| 763 | /* space */ |
| 764 | strncat(args, " ", args_left); |
| 765 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 766 | |
| 767 | if(strcmp(trace_mode, "flight") == 0) { |
| 768 | strncat(args, "-o channel.all.overwrite=1", args_left); |
| 769 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 770 | } else { |
| 771 | strncat(args, "-o channel.all.overwrite=0", args_left); |
| 772 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 773 | } |
| 774 | |
| 775 | /* Append to trace ? */ |
| 776 | if(append) { |
| 777 | /* space */ |
| 778 | strncat(args, " ", args_left); |
| 779 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 780 | strncat(args, "-a", args_left); |
| 781 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 782 | } |
| 783 | |
| 784 | /* optional arguments */ |
| 785 | /* subbuffer size */ |
| 786 | if(strcmp(subbuf_size, "") != 0) { |
| 787 | /* space */ |
| 788 | strncat(args, " ", args_left); |
| 789 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 790 | |
| 791 | strncat(args, "-o channel.all.bufsize=", args_left); |
| 792 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 793 | strncat(args, subbuf_size, args_left); |
| 794 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 795 | } |
| 796 | |
| 797 | /* number of subbuffers */ |
| 798 | if(strcmp(subbuf_num, "") != 0) { |
| 799 | /* space */ |
| 800 | strncat(args, " ", args_left); |
| 801 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 802 | |
| 803 | strncat(args, "-o channel.all.bufnum=", args_left); |
| 804 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 805 | strncat(args, subbuf_num, args_left); |
| 806 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 807 | } |
| 808 | |
| 809 | /* number of lttd threads */ |
| 810 | if(strcmp(threads_num, "") != 0) { |
| 811 | /* space */ |
| 812 | strncat(args, " ", args_left); |
| 813 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 814 | |
| 815 | strncat(args, "-n ", args_left); |
| 816 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 817 | strncat(args, threads_num, args_left); |
| 818 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 819 | } |
| 820 | |
| 821 | /* space */ |
| 822 | strncat(args, " ", args_left); |
| 823 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 824 | |
| 825 | /* name */ |
| 826 | strncat(args, trace_name, args_left); |
| 827 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 828 | |
| 829 | int retval = execute_command(args, username, password, lttd_path); |
| 830 | |
| 831 | if(retval) { |
| 832 | gchar msg[256]; |
| 833 | guint msg_left = 256; |
| 834 | |
| 835 | strcpy(msg, "A problem occured when executing the su command : "); |
| 836 | msg_left = 256 - strlen(msg) - 1; |
| 837 | strncat(msg, strerror(retval), msg_left); |
| 838 | GtkWidget *dialogue = |
| 839 | gtk_message_dialog_new( |
| 840 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
| 841 | GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT, |
| 842 | GTK_MESSAGE_ERROR, |
| 843 | GTK_BUTTONS_OK, |
| 844 | "%s", msg); |
| 845 | gtk_dialog_run(GTK_DIALOG(dialogue)); |
| 846 | gtk_widget_destroy(dialogue); |
| 847 | } |
| 848 | |
| 849 | } |
| 850 | |
| 851 | |
| 852 | void pause_clicked (GtkButton *button, gpointer user_data) |
| 853 | { |
| 854 | ControlData *tcd = (ControlData*)user_data; |
| 855 | |
| 856 | const gchar *username = gtk_entry_get_text(GTK_ENTRY(tcd->username_entry)); |
| 857 | const gchar *password = gtk_entry_get_text(GTK_ENTRY(tcd->password_entry)); |
| 858 | const gchar *trace_name = |
| 859 | gtk_entry_get_text(GTK_ENTRY(tcd->trace_name_entry)); |
| 860 | const gchar *lttd_path = ""; |
| 861 | |
| 862 | const gchar *lttctl_path = |
| 863 | gtk_entry_get_text(GTK_ENTRY(tcd->lttctl_path_entry)); |
| 864 | |
| 865 | /* Setup arguments to su */ |
| 866 | /* child */ |
| 867 | gchar args[MAX_ARGS_LEN]; |
| 868 | gint args_left = MAX_ARGS_LEN - 1; /* for \0 */ |
| 869 | |
| 870 | args[0] = '\0'; |
| 871 | |
| 872 | /* Command */ |
| 873 | strncat(args, "exec", args_left); |
| 874 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 875 | |
| 876 | /* space */ |
| 877 | strncat(args, " ", args_left); |
| 878 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 879 | |
| 880 | if(strcmp(lttctl_path, "") == 0) |
| 881 | strncat(args, "lttctl", args_left); |
| 882 | else |
| 883 | strncat(args, lttctl_path, args_left); |
| 884 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 885 | |
| 886 | /* space */ |
| 887 | strncat(args, " ", args_left); |
| 888 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 889 | |
| 890 | /* Simply pause tracing */ |
| 891 | strncat(args, "-p", args_left); |
| 892 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 893 | |
| 894 | /* space */ |
| 895 | strncat(args, " ", args_left); |
| 896 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 897 | |
| 898 | /* name */ |
| 899 | strncat(args, trace_name, args_left); |
| 900 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 901 | |
| 902 | int retval = execute_command(args, username, password, lttd_path); |
| 903 | if(retval) { |
| 904 | gchar msg[256]; |
| 905 | guint msg_left = 256; |
| 906 | |
| 907 | strcpy(msg, "A problem occured when executing the su command : "); |
| 908 | msg_left = 256 - strlen(msg) - 1; |
| 909 | strncat(msg, strerror(retval), msg_left); |
| 910 | GtkWidget *dialogue = |
| 911 | gtk_message_dialog_new( |
| 912 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
| 913 | GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT, |
| 914 | GTK_MESSAGE_ERROR, |
| 915 | GTK_BUTTONS_OK, |
| 916 | "%s", msg); |
| 917 | gtk_dialog_run(GTK_DIALOG(dialogue)); |
| 918 | gtk_widget_destroy(dialogue); |
| 919 | } |
| 920 | |
| 921 | } |
| 922 | |
| 923 | void unpause_clicked (GtkButton *button, gpointer user_data) |
| 924 | { |
| 925 | ControlData *tcd = (ControlData*)user_data; |
| 926 | |
| 927 | const gchar *username = gtk_entry_get_text(GTK_ENTRY(tcd->username_entry)); |
| 928 | const gchar *password = gtk_entry_get_text(GTK_ENTRY(tcd->password_entry)); |
| 929 | const gchar *trace_name = |
| 930 | gtk_entry_get_text(GTK_ENTRY(tcd->trace_name_entry)); |
| 931 | const gchar *lttd_path = ""; |
| 932 | |
| 933 | const gchar *lttctl_path = |
| 934 | gtk_entry_get_text(GTK_ENTRY(tcd->lttctl_path_entry)); |
| 935 | |
| 936 | /* Setup arguments to su */ |
| 937 | /* child */ |
| 938 | gchar args[MAX_ARGS_LEN]; |
| 939 | gint args_left = MAX_ARGS_LEN - 1; /* for \0 */ |
| 940 | |
| 941 | args[0] = '\0'; |
| 942 | |
| 943 | /* Command */ |
| 944 | strncat(args, "exec", args_left); |
| 945 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 946 | |
| 947 | /* space */ |
| 948 | strncat(args, " ", args_left); |
| 949 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 950 | |
| 951 | if(strcmp(lttctl_path, "") == 0) |
| 952 | strncat(args, "lttctl", args_left); |
| 953 | else |
| 954 | strncat(args, lttctl_path, args_left); |
| 955 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 956 | |
| 957 | /* space */ |
| 958 | strncat(args, " ", args_left); |
| 959 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 960 | |
| 961 | /* Simply unpause tracing */ |
| 962 | strncat(args, "-s", args_left); |
| 963 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 964 | |
| 965 | /* space */ |
| 966 | strncat(args, " ", args_left); |
| 967 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 968 | |
| 969 | /* name */ |
| 970 | strncat(args, trace_name, args_left); |
| 971 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 972 | |
| 973 | int retval = execute_command(args, username, password, lttd_path); |
| 974 | if(retval) { |
| 975 | gchar msg[256]; |
| 976 | guint msg_left = 256; |
| 977 | |
| 978 | strcpy(msg, "A problem occured when executing the su command : "); |
| 979 | msg_left = 256 - strlen(msg) - 1; |
| 980 | strncat(msg, strerror(retval), msg_left); |
| 981 | GtkWidget *dialogue = |
| 982 | gtk_message_dialog_new( |
| 983 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
| 984 | GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT, |
| 985 | GTK_MESSAGE_ERROR, |
| 986 | GTK_BUTTONS_OK, |
| 987 | "%s", msg); |
| 988 | gtk_dialog_run(GTK_DIALOG(dialogue)); |
| 989 | gtk_widget_destroy(dialogue); |
| 990 | } |
| 991 | |
| 992 | } |
| 993 | |
| 994 | void stop_clicked (GtkButton *button, gpointer user_data) |
| 995 | { |
| 996 | ControlData *tcd = (ControlData*)user_data; |
| 997 | |
| 998 | const gchar *username = gtk_entry_get_text(GTK_ENTRY(tcd->username_entry)); |
| 999 | const gchar *password = gtk_entry_get_text(GTK_ENTRY(tcd->password_entry)); |
| 1000 | const gchar *trace_name = |
| 1001 | gtk_entry_get_text(GTK_ENTRY(tcd->trace_name_entry)); |
| 1002 | const gchar *lttd_path = ""; |
| 1003 | const gchar *trace_mode; |
| 1004 | const gchar *trace_mode_sel; |
| 1005 | GtkTreeIter iter; |
| 1006 | |
| 1007 | gtk_combo_box_get_active_iter(GTK_COMBO_BOX(tcd->trace_mode_combo), &iter); |
| 1008 | gtk_tree_model_get( |
| 1009 | gtk_combo_box_get_model(GTK_COMBO_BOX(tcd->trace_mode_combo)), |
| 1010 | &iter, 0, &trace_mode_sel, -1); |
| 1011 | if(strcmp(trace_mode_sel, "normal") == 0) |
| 1012 | trace_mode = "normal"; |
| 1013 | else |
| 1014 | trace_mode = "flight"; |
| 1015 | |
| 1016 | const gchar *lttctl_path = |
| 1017 | gtk_entry_get_text(GTK_ENTRY(tcd->lttctl_path_entry)); |
| 1018 | const gchar *trace_dir = gtk_entry_get_text(GTK_ENTRY(tcd->trace_dir_entry)); |
| 1019 | GSList * trace_list = NULL; |
| 1020 | |
| 1021 | trace_list = g_slist_append(trace_list, (gpointer) trace_dir); |
| 1022 | |
| 1023 | /* Setup arguments to su */ |
| 1024 | /* child */ |
| 1025 | gchar args[MAX_ARGS_LEN]; |
| 1026 | gint args_left = MAX_ARGS_LEN - 1; /* for \0 */ |
| 1027 | |
| 1028 | args[0] = '\0'; |
| 1029 | |
| 1030 | /* Command */ |
| 1031 | strncat(args, "exec", args_left); |
| 1032 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1033 | |
| 1034 | /* space */ |
| 1035 | strncat(args, " ", args_left); |
| 1036 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1037 | |
| 1038 | if(strcmp(lttctl_path, "") == 0) |
| 1039 | strncat(args, "lttctl", args_left); |
| 1040 | else |
| 1041 | strncat(args, lttctl_path, args_left); |
| 1042 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1043 | |
| 1044 | /* space */ |
| 1045 | strncat(args, " ", args_left); |
| 1046 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1047 | |
| 1048 | /* Simply stop tracing and destroy channel */ |
| 1049 | strncat(args, "-D", args_left); |
| 1050 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1051 | |
| 1052 | if(strcmp(trace_mode, "flight") == 0) { |
| 1053 | /* space */ |
| 1054 | strncat(args, " ", args_left); |
| 1055 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1056 | |
| 1057 | /* trace dir */ |
| 1058 | strncat(args, "-w ", args_left); |
| 1059 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1060 | strncat(args, trace_dir, args_left); |
| 1061 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1062 | } |
| 1063 | |
| 1064 | /* space */ |
| 1065 | strncat(args, " ", args_left); |
| 1066 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1067 | |
| 1068 | /* name */ |
| 1069 | strncat(args, trace_name, args_left); |
| 1070 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1071 | |
| 1072 | int retval = execute_command(args, username, password, lttd_path); |
| 1073 | if(retval) { |
| 1074 | gchar msg[256]; |
| 1075 | guint msg_left = 256; |
| 1076 | |
| 1077 | strcpy(msg, "A problem occured when executing the su command : "); |
| 1078 | msg_left = 256 - strlen(msg) - 1; |
| 1079 | strncat(msg, strerror(retval), msg_left); |
| 1080 | GtkWidget *dialogue = |
| 1081 | gtk_message_dialog_new( |
| 1082 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
| 1083 | GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT, |
| 1084 | GTK_MESSAGE_ERROR, |
| 1085 | GTK_BUTTONS_OK, |
| 1086 | "%s", msg); |
| 1087 | gtk_dialog_run(GTK_DIALOG(dialogue)); |
| 1088 | gtk_widget_destroy(dialogue); |
| 1089 | return; |
| 1090 | } |
| 1091 | |
| 1092 | |
| 1093 | /* Ask to the user if he wants to open the trace in a new window */ |
| 1094 | GtkWidget *dialogue; |
| 1095 | GtkWidget *label; |
| 1096 | gint id; |
| 1097 | |
| 1098 | dialogue = gtk_dialog_new_with_buttons("Open trace ?", |
| 1099 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
| 1100 | GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, |
| 1101 | GTK_STOCK_YES,GTK_RESPONSE_ACCEPT, |
| 1102 | GTK_STOCK_NO,GTK_RESPONSE_REJECT, |
| 1103 | NULL); |
| 1104 | label = gtk_label_new("Do you want to open the trace in LTTV ?"); |
| 1105 | gtk_widget_show(label); |
| 1106 | |
| 1107 | gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialogue)->vbox), |
| 1108 | label); |
| 1109 | |
| 1110 | id = gtk_dialog_run(GTK_DIALOG(dialogue)); |
| 1111 | |
| 1112 | switch(id){ |
| 1113 | case GTK_RESPONSE_ACCEPT: |
| 1114 | { |
| 1115 | /* TODO ybrosseau: 2011-04-20: Add support for live trace */ |
| 1116 | create_main_window_with_trace_list(trace_list, FALSE); |
| 1117 | } |
| 1118 | break; |
| 1119 | case GTK_RESPONSE_REJECT: |
| 1120 | default: |
| 1121 | break; |
| 1122 | } |
| 1123 | gtk_widget_destroy(dialogue); |
| 1124 | g_slist_free(trace_list); |
| 1125 | } |
| 1126 | |
| 1127 | void arm_clicked (GtkButton *button, gpointer user_data) |
| 1128 | { |
| 1129 | ControlData *tcd = (ControlData*)user_data; |
| 1130 | |
| 1131 | const gchar *username = gtk_entry_get_text(GTK_ENTRY(tcd->username_entry)); |
| 1132 | const gchar *password = gtk_entry_get_text(GTK_ENTRY(tcd->password_entry)); |
| 1133 | const gchar *ltt_armall_path = |
| 1134 | gtk_entry_get_text(GTK_ENTRY(tcd->ltt_armall_path_entry)); |
| 1135 | |
| 1136 | /* Setup arguments to su */ |
| 1137 | /* child */ |
| 1138 | gchar args[MAX_ARGS_LEN]; |
| 1139 | gint args_left = MAX_ARGS_LEN - 1; /* for \0 */ |
| 1140 | |
| 1141 | args[0] = '\0'; |
| 1142 | |
| 1143 | /* Command */ |
| 1144 | strncat(args, "exec", args_left); |
| 1145 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1146 | |
| 1147 | /* space */ |
| 1148 | strncat(args, " ", args_left); |
| 1149 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1150 | |
| 1151 | if(strcmp(ltt_armall_path, "") == 0) |
| 1152 | strncat(args, "ltt-armall", args_left); |
| 1153 | else |
| 1154 | strncat(args, ltt_armall_path, args_left); |
| 1155 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1156 | |
| 1157 | int retval = execute_command(args, username, password, ""); |
| 1158 | if(retval) { |
| 1159 | gchar msg[256]; |
| 1160 | guint msg_left = 256; |
| 1161 | |
| 1162 | strcpy(msg, "A problem occured when executing the su command : "); |
| 1163 | msg_left = 256 - strlen(msg) - 1; |
| 1164 | strncat(msg, strerror(retval), msg_left); |
| 1165 | GtkWidget *dialogue = |
| 1166 | gtk_message_dialog_new( |
| 1167 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
| 1168 | GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT, |
| 1169 | GTK_MESSAGE_ERROR, |
| 1170 | GTK_BUTTONS_OK, |
| 1171 | "%s", msg); |
| 1172 | gtk_dialog_run(GTK_DIALOG(dialogue)); |
| 1173 | gtk_widget_destroy(dialogue); |
| 1174 | } |
| 1175 | |
| 1176 | } |
| 1177 | |
| 1178 | void disarm_clicked (GtkButton *button, gpointer user_data) |
| 1179 | { |
| 1180 | ControlData *tcd = (ControlData*)user_data; |
| 1181 | |
| 1182 | const gchar *username = gtk_entry_get_text(GTK_ENTRY(tcd->username_entry)); |
| 1183 | const gchar *password = gtk_entry_get_text(GTK_ENTRY(tcd->password_entry)); |
| 1184 | const gchar *ltt_disarmall_path = |
| 1185 | gtk_entry_get_text(GTK_ENTRY(tcd->ltt_disarmall_path_entry)); |
| 1186 | |
| 1187 | /* Setup arguments to su */ |
| 1188 | /* child */ |
| 1189 | gchar args[MAX_ARGS_LEN]; |
| 1190 | gint args_left = MAX_ARGS_LEN - 1; /* for \0 */ |
| 1191 | |
| 1192 | args[0] = '\0'; |
| 1193 | |
| 1194 | /* Command */ |
| 1195 | strncat(args, "exec", args_left); |
| 1196 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1197 | |
| 1198 | /* space */ |
| 1199 | strncat(args, " ", args_left); |
| 1200 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1201 | |
| 1202 | if(strcmp(ltt_disarmall_path, "") == 0) |
| 1203 | strncat(args, "ltt-disarmall", args_left); |
| 1204 | else |
| 1205 | strncat(args, ltt_disarmall_path, args_left); |
| 1206 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
| 1207 | |
| 1208 | int retval = execute_command(args, username, password, ""); |
| 1209 | if(retval) { |
| 1210 | gchar msg[256]; |
| 1211 | guint msg_left = 256; |
| 1212 | |
| 1213 | strcpy(msg, "A problem occured when executing the su command : "); |
| 1214 | msg_left = 256 - strlen(msg) - 1; |
| 1215 | strncat(msg, strerror(retval), msg_left); |
| 1216 | GtkWidget *dialogue = |
| 1217 | gtk_message_dialog_new( |
| 1218 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
| 1219 | GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT, |
| 1220 | GTK_MESSAGE_ERROR, |
| 1221 | GTK_BUTTONS_OK, |
| 1222 | "%s", msg); |
| 1223 | gtk_dialog_run(GTK_DIALOG(dialogue)); |
| 1224 | gtk_widget_destroy(dialogue); |
| 1225 | } |
| 1226 | |
| 1227 | } |
| 1228 | |
| 1229 | |
| 1230 | /** |
| 1231 | * @fn GtkWidget* h_guicontrol(Tab*) |
| 1232 | * |
| 1233 | * Control Module's constructor hook |
| 1234 | * |
| 1235 | * This constructor is given as a parameter to the menuitem and toolbar button |
| 1236 | * registration. It creates the list. |
| 1237 | * @param tab A pointer to the parent window. |
| 1238 | * @return The widget created. |
| 1239 | */ |
| 1240 | GtkWidget * |
| 1241 | h_guicontrol(LttvPlugin *plugin) |
| 1242 | { |
| 1243 | LttvPluginTab *ptab = LTTV_PLUGIN_TAB(plugin); |
| 1244 | gui_control(ptab) ; |
| 1245 | |
| 1246 | /* TODO ybrosseau 2011-02-04: We should probably return a widget here */ |
| 1247 | return NULL; |
| 1248 | } |
| 1249 | |
| 1250 | /** |
| 1251 | * @fn static void init() |
| 1252 | * |
| 1253 | * This function initializes the Filter Viewer functionnality through the |
| 1254 | * gtkTraceSet API. |
| 1255 | */ |
| 1256 | static void init() { |
| 1257 | |
| 1258 | lttvwindow_register_constructor("guicontrol", |
| 1259 | "/", |
| 1260 | "Insert Tracing Control Module", |
| 1261 | hTraceControlInsert_xpm, |
| 1262 | "Insert Tracing Control Module", |
| 1263 | h_guicontrol); |
| 1264 | } |
| 1265 | |
| 1266 | /** |
| 1267 | * @fn void control_destroy_walk(gpointer,gpointer) |
| 1268 | * |
| 1269 | * Initiate the destruction of the current gui module |
| 1270 | * on the GTK Interface |
| 1271 | */ |
| 1272 | void |
| 1273 | control_destroy_walk(gpointer data, gpointer user_data) |
| 1274 | { |
| 1275 | ControlData *tcd = (ControlData*)data; |
| 1276 | |
| 1277 | g_debug("traceontrol.c : control_destroy_walk, %p", tcd); |
| 1278 | |
| 1279 | /* May already have been done by GTK window closing */ |
| 1280 | if(GTK_IS_WIDGET(guicontrol_get_widget(tcd))) |
| 1281 | gtk_widget_destroy(guicontrol_get_widget(tcd)); |
| 1282 | } |
| 1283 | |
| 1284 | /** |
| 1285 | * @fn static void destroy() |
| 1286 | * @brief plugin's destroy function |
| 1287 | * |
| 1288 | * This function releases the memory reserved by the module and unregisters |
| 1289 | * everything that has been registered in the gtkTraceSet API. |
| 1290 | */ |
| 1291 | static void destroy() { |
| 1292 | |
| 1293 | g_slist_foreach(g_control_list, control_destroy_walk, NULL ); |
| 1294 | |
| 1295 | lttvwindow_unregister_constructor(h_guicontrol); |
| 1296 | |
| 1297 | } |
| 1298 | |
| 1299 | |
| 1300 | LTTV_MODULE("guitracecontrol", "Trace Control Window", \ |
| 1301 | "Graphical module that let user control kernel tracing", \ |
| 1302 | init, destroy, "lttvwindow") |
| 1303 | |