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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., 59 Temple Place - Suite 330, Boston, |
16 | * MA 02111-1307, USA. |
17 | */ |
18 | |
19 | #ifdef HAVE_CONFIG_H |
20 | #include <config.h> |
21 | #endif |
22 | |
23 | #include <glib.h> |
24 | #include <string.h> |
25 | #include <gtk/gtk.h> |
26 | #include <gdk/gdk.h> |
27 | #include <gdk/gdkkeysyms.h> |
28 | |
29 | #include <lttv/lttv.h> |
30 | #include <lttv/module.h> |
31 | #include <lttv/hook.h> |
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32 | |
33 | #include <lttvwindow/lttvwindow.h> |
34 | #include <lttvwindow/lttvwindowtraces.h> |
35 | |
36 | #include "hTraceControlInsert.xpm" |
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37 | #include "TraceControlStart.xpm" |
38 | #include "TraceControlPause.xpm" |
39 | #include "TraceControlStop.xpm" |
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40 | |
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41 | #include <sys/types.h> |
42 | #include <unistd.h> |
43 | #include <stdlib.h> |
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44 | #include <pty.h> |
45 | #include <utmp.h> |
46 | #include <sys/wait.h> |
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47 | #include <sys/poll.h> |
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48 | #include <errno.h> |
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49 | |
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50 | #define MAX_ARGS_LEN PATH_MAX * 10 |
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51 | |
52 | GSList *g_control_list = NULL ; |
53 | |
54 | /*! \file lttv/modules/gui/tracecontrol/tracecontrol.c |
55 | * \brief Graphic trace start/stop control interface. |
56 | * |
57 | * This plugin interacts with lttctl to start/stop tracing. It needs to take the |
58 | * root password to be able to interact with lttctl. |
59 | * |
60 | */ |
61 | |
62 | typedef struct _ControlData ControlData; |
63 | |
64 | /* |
65 | * Prototypes |
66 | */ |
67 | GtkWidget *guicontrol_get_widget(ControlData *tcd); |
68 | ControlData *gui_control(Tab *tab); |
69 | void gui_control_destructor(ControlData *tcd); |
70 | GtkWidget* h_guicontrol(Tab *tab); |
71 | void control_destroy_walk(gpointer data, gpointer user_data); |
72 | |
73 | /* |
74 | * Callback functions |
75 | */ |
76 | |
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77 | static void start_clicked (GtkButton *button, gpointer user_data); |
78 | static void pause_clicked (GtkButton *button, gpointer user_data); |
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79 | static void unpause_clicked (GtkButton *button, gpointer user_data); |
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80 | static void stop_clicked (GtkButton *button, gpointer user_data); |
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81 | |
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82 | |
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83 | /** |
84 | * @struct _ControlData |
85 | * |
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86 | * @brief Main structure of gui control |
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87 | */ |
88 | struct _ControlData { |
89 | Tab *tab; /**< current tab of module */ |
90 | |
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91 | GtkWidget *window; /**< window */ |
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92 | |
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93 | GtkWidget *main_box; /**< main container */ |
94 | GtkWidget *start_button; |
95 | GtkWidget *pause_button; |
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96 | GtkWidget *unpause_button; |
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97 | GtkWidget *stop_button; |
98 | GtkWidget *username_label; |
99 | GtkWidget *username_entry; |
100 | GtkWidget *password_label; |
101 | GtkWidget *password_entry; |
102 | GtkWidget *channel_dir_label; |
103 | GtkWidget *channel_dir_entry; |
104 | GtkWidget *trace_dir_label; |
105 | GtkWidget *trace_dir_entry; |
106 | GtkWidget *trace_name_label; |
107 | GtkWidget *trace_name_entry; |
108 | GtkWidget *trace_mode_label; |
109 | GtkWidget *trace_mode_combo; |
110 | GtkWidget *start_daemon_label; |
111 | GtkWidget *start_daemon_check; |
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112 | GtkWidget *append_label; |
113 | GtkWidget *append_check; |
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114 | GtkWidget *optional_label; |
115 | GtkWidget *subbuf_size_label; |
116 | GtkWidget *subbuf_size_entry; |
117 | GtkWidget *subbuf_num_label; |
118 | GtkWidget *subbuf_num_entry; |
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119 | GtkWidget *lttd_threads_label; |
120 | GtkWidget *lttd_threads_entry; |
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121 | GtkWidget *lttctl_path_label; |
122 | GtkWidget *lttctl_path_entry; |
123 | GtkWidget *lttd_path_label; |
124 | GtkWidget *lttd_path_entry; |
125 | GtkWidget *fac_path_label; |
126 | GtkWidget *fac_path_entry; |
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127 | }; |
128 | |
129 | /** |
130 | * @fn GtkWidget* guicontrol_get_widget(ControlData*) |
131 | * |
132 | * This function returns the current main widget |
133 | * used by this module |
134 | * @param tcd the module struct |
135 | * @return The main widget |
136 | */ |
137 | GtkWidget* |
138 | guicontrol_get_widget(ControlData *tcd) |
139 | { |
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140 | return tcd->window; |
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141 | } |
142 | |
143 | /** |
144 | * @fn ControlData* gui_control(Tab*) |
145 | * |
146 | * Constructor is used to create ControlData data structure. |
147 | * @param tab The tab structure used by the widget |
148 | * @return The Filter viewer data created. |
149 | */ |
150 | ControlData* |
151 | gui_control(Tab *tab) |
152 | { |
153 | g_debug("filter::gui_control()"); |
154 | |
155 | unsigned i; |
156 | GtkCellRenderer *renderer; |
157 | GtkTreeViewColumn *column; |
158 | |
159 | ControlData* tcd = g_new(ControlData,1); |
160 | |
161 | tcd->tab = tab; |
162 | |
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163 | tcd->window = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
164 | gtk_window_set_title(GTK_WINDOW(tcd->window), "LTTng Trace Control"); |
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165 | /* |
166 | * Initiating GtkTable layout |
167 | * starts with 2 rows and 5 columns and |
168 | * expands when expressions added |
169 | */ |
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170 | tcd->main_box = gtk_table_new(14,7,FALSE); |
171 | gtk_table_set_row_spacings(GTK_TABLE(tcd->main_box),5); |
172 | gtk_table_set_col_spacings(GTK_TABLE(tcd->main_box),5); |
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173 | |
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174 | gtk_container_add(GTK_CONTAINER(tcd->window), GTK_WIDGET(tcd->main_box)); |
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175 | |
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176 | GList *focus_chain = NULL; |
177 | |
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178 | /* |
179 | * start/pause/stop buttons |
180 | */ |
181 | GdkPixbuf *pixbuf; |
182 | GtkWidget *image; |
183 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)TraceControlStart_xpm); |
184 | image = gtk_image_new_from_pixbuf(pixbuf); |
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185 | tcd->start_button = gtk_button_new_with_label("start"); |
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186 | //2.6 gtk_button_set_image(GTK_BUTTON(tcd->start_button), image); |
187 | g_object_set(G_OBJECT(tcd->start_button), "image", image, NULL); |
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188 | gtk_button_set_alignment(GTK_BUTTON(tcd->start_button), 0.0, 0.0); |
189 | gtk_widget_show (tcd->start_button); |
190 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->start_button,6,7,0,1,GTK_FILL,GTK_FILL,2,2); |
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191 | |
192 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)TraceControlPause_xpm); |
193 | image = gtk_image_new_from_pixbuf(pixbuf); |
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194 | tcd->pause_button = gtk_button_new_with_label("pause"); |
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195 | //2.6 gtk_button_set_image(GTK_BUTTON(tcd->pause_button), image); |
196 | g_object_set(G_OBJECT(tcd->pause_button), "image", image, NULL); |
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197 | gtk_button_set_alignment(GTK_BUTTON(tcd->pause_button), 0.0, 0.0); |
198 | gtk_widget_show (tcd->pause_button); |
199 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->pause_button,6,7,1,2,GTK_FILL,GTK_FILL,2,2); |
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200 | |
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201 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)TraceControlPause_xpm); |
202 | image = gtk_image_new_from_pixbuf(pixbuf); |
203 | tcd->unpause_button = gtk_button_new_with_label("unpause"); |
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204 | //2.6 gtk_button_set_image(GTK_BUTTON(tcd->unpause_button), image); |
205 | g_object_set(G_OBJECT(tcd->unpause_button), "image", image, NULL); |
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206 | gtk_button_set_alignment(GTK_BUTTON(tcd->unpause_button), 0.0, 0.0); |
207 | gtk_widget_show (tcd->unpause_button); |
208 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->unpause_button,6,7,2,3,GTK_FILL,GTK_FILL,2,2); |
209 | |
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210 | pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)TraceControlStop_xpm); |
211 | image = gtk_image_new_from_pixbuf(pixbuf); |
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212 | tcd->stop_button = gtk_button_new_with_label("stop"); |
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213 | //2.6 gtk_button_set_image(GTK_BUTTON(tcd->stop_button), image); |
214 | g_object_set(G_OBJECT(tcd->stop_button), "image", image, NULL); |
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215 | gtk_button_set_alignment(GTK_BUTTON(tcd->stop_button), 0.0, 0.0); |
216 | gtk_widget_show (tcd->stop_button); |
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217 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->stop_button,6,7,3,4,GTK_FILL,GTK_FILL,2,2); |
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218 | |
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219 | /* |
220 | * First half of the filter window |
221 | * - textual entry of filter expression |
222 | * - processing button |
223 | */ |
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224 | tcd->username_label = gtk_label_new("Username:"); |
225 | gtk_widget_show (tcd->username_label); |
226 | tcd->username_entry = gtk_entry_new(); |
227 | gtk_entry_set_text(GTK_ENTRY(tcd->username_entry),"root"); |
228 | gtk_widget_show (tcd->username_entry); |
229 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->username_label,0,2,0,1,GTK_FILL,GTK_FILL,2,2); |
230 | 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); |
231 | |
232 | |
233 | |
234 | tcd->password_label = gtk_label_new("Password:"); |
235 | gtk_widget_show (tcd->password_label); |
236 | tcd->password_entry = gtk_entry_new(); |
237 | gtk_entry_set_visibility(GTK_ENTRY(tcd->password_entry), FALSE); |
238 | gtk_widget_show (tcd->password_entry); |
239 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->password_label,0,2,1,2,GTK_FILL,GTK_FILL,2,2); |
240 | 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); |
241 | |
242 | |
243 | tcd->channel_dir_label = gtk_label_new("Channel directory:"); |
244 | gtk_widget_show (tcd->channel_dir_label); |
245 | tcd->channel_dir_entry = gtk_entry_new(); |
246 | gtk_entry_set_text(GTK_ENTRY(tcd->channel_dir_entry),"/mnt/relayfs/ltt"); |
247 | gtk_widget_show (tcd->channel_dir_entry); |
248 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->channel_dir_label,0,2,2,3,GTK_FILL,GTK_FILL,2,2); |
249 | 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); |
250 | |
251 | tcd->trace_dir_label = gtk_label_new("Trace directory:"); |
252 | gtk_widget_show (tcd->trace_dir_label); |
253 | tcd->trace_dir_entry = gtk_entry_new(); |
254 | gtk_entry_set_text(GTK_ENTRY(tcd->trace_dir_entry),"/tmp/trace1"); |
255 | gtk_widget_show (tcd->trace_dir_entry); |
256 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->trace_dir_label,0,2,3,4,GTK_FILL,GTK_FILL,2,2); |
257 | 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); |
258 | |
259 | tcd->trace_name_label = gtk_label_new("Trace name:"); |
260 | gtk_widget_show (tcd->trace_name_label); |
261 | tcd->trace_name_entry = gtk_entry_new(); |
262 | gtk_entry_set_text(GTK_ENTRY(tcd->trace_name_entry),"trace"); |
263 | gtk_widget_show (tcd->trace_name_entry); |
264 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->trace_name_label,0,2,4,5,GTK_FILL,GTK_FILL,2,2); |
265 | 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); |
266 | |
267 | tcd->trace_mode_label = gtk_label_new("Trace mode "); |
268 | gtk_widget_show (tcd->trace_mode_label); |
269 | tcd->trace_mode_combo = gtk_combo_box_new_text(); |
270 | gtk_combo_box_append_text(GTK_COMBO_BOX(tcd->trace_mode_combo), |
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271 | "normal"); |
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272 | gtk_combo_box_append_text(GTK_COMBO_BOX(tcd->trace_mode_combo), |
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273 | "flight recorder"); |
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274 | gtk_combo_box_set_active(GTK_COMBO_BOX(tcd->trace_mode_combo), 0); |
275 | gtk_widget_show (tcd->trace_mode_combo); |
276 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->trace_mode_label,0,2,5,6,GTK_FILL,GTK_FILL,2,2); |
277 | 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); |
278 | |
279 | tcd->start_daemon_label = gtk_label_new("Start daemon "); |
280 | gtk_widget_show (tcd->start_daemon_label); |
281 | tcd->start_daemon_check = gtk_check_button_new(); |
282 | gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tcd->start_daemon_check), TRUE); |
283 | gtk_widget_show (tcd->start_daemon_check); |
284 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->start_daemon_label,0,2,6,7,GTK_FILL,GTK_FILL,2,2); |
285 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->start_daemon_check,2,6,6,7,GTK_FILL,GTK_FILL,0,0); |
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286 | |
287 | tcd->append_label = gtk_label_new("Append to trace "); |
288 | gtk_widget_show (tcd->append_label); |
289 | tcd->append_check = gtk_check_button_new(); |
290 | gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tcd->append_check), FALSE); |
291 | gtk_widget_show (tcd->append_check); |
292 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->append_label,0,2,7,8,GTK_FILL,GTK_FILL,2,2); |
293 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->append_check,2,6,7,8,GTK_FILL,GTK_FILL,0,0); |
294 | |
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295 | |
296 | tcd->optional_label = gtk_label_new("Optional fields "); |
297 | gtk_widget_show (tcd->optional_label); |
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298 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->optional_label,0,6,8,9,GTK_FILL,GTK_FILL,2,2); |
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299 | |
300 | tcd->subbuf_size_label = gtk_label_new("Subbuffer size:"); |
301 | gtk_widget_show (tcd->subbuf_size_label); |
302 | tcd->subbuf_size_entry = gtk_entry_new(); |
303 | gtk_widget_show (tcd->subbuf_size_entry); |
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304 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->subbuf_size_label,0,2,9,10,GTK_FILL,GTK_FILL,2,2); |
305 | 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); |
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306 | |
307 | tcd->subbuf_num_label = gtk_label_new("Number of subbuffers:"); |
308 | gtk_widget_show (tcd->subbuf_num_label); |
309 | tcd->subbuf_num_entry = gtk_entry_new(); |
310 | gtk_widget_show (tcd->subbuf_num_entry); |
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311 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->subbuf_num_label,0,2,10,11,GTK_FILL,GTK_FILL,2,2); |
312 | 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); |
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313 | |
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314 | tcd->lttd_threads_label = gtk_label_new("Number of lttd threads:"); |
315 | gtk_widget_show (tcd->lttd_threads_label); |
316 | tcd->lttd_threads_entry = gtk_entry_new(); |
317 | gtk_entry_set_text(GTK_ENTRY(tcd->lttd_threads_entry), "1"); |
318 | gtk_widget_show (tcd->lttd_threads_entry); |
319 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->lttd_threads_label,0,2,11,12,GTK_FILL,GTK_FILL,2,2); |
320 | 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); |
321 | |
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322 | tcd->lttctl_path_label = gtk_label_new("path to lttctl:"); |
323 | gtk_widget_show (tcd->lttctl_path_label); |
324 | tcd->lttctl_path_entry = gtk_entry_new(); |
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325 | gtk_entry_set_text(GTK_ENTRY(tcd->lttctl_path_entry),PACKAGE_BIN_DIR "/lttctl"); |
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326 | gtk_widget_show (tcd->lttctl_path_entry); |
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327 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->lttctl_path_label,0,2,12,13,GTK_FILL,GTK_FILL,2,2); |
328 | 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); |
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329 | |
330 | |
331 | tcd->lttd_path_label = gtk_label_new("path to lttd:"); |
332 | gtk_widget_show (tcd->lttd_path_label); |
333 | tcd->lttd_path_entry = gtk_entry_new(); |
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334 | gtk_entry_set_text(GTK_ENTRY(tcd->lttd_path_entry),PACKAGE_BIN_DIR "/lttd"); |
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335 | gtk_widget_show (tcd->lttd_path_entry); |
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336 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->lttd_path_label,0,2,13,14,GTK_FILL,GTK_FILL,2,2); |
337 | 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); |
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338 | |
339 | |
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340 | tcd->fac_path_label = gtk_label_new("path to facilities:"); |
341 | gtk_widget_show (tcd->fac_path_label); |
342 | tcd->fac_path_entry = gtk_entry_new(); |
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343 | gtk_entry_set_text(GTK_ENTRY(tcd->fac_path_entry),PACKAGE_DATA_DIR "/" PACKAGE "/facilities"); |
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344 | gtk_widget_set_size_request(tcd->fac_path_entry, 250, -1); |
345 | gtk_widget_show (tcd->fac_path_entry); |
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346 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->fac_path_label,0,2,14,15,GTK_FILL,GTK_FILL,2,2); |
347 | gtk_table_attach( GTK_TABLE(tcd->main_box),tcd->fac_path_entry,2,6,14,15,GTK_FILL|GTK_EXPAND|GTK_SHRINK,GTK_FILL,0,0); |
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348 | |
349 | focus_chain = g_list_append (focus_chain, tcd->username_entry); |
350 | focus_chain = g_list_append (focus_chain, tcd->password_entry); |
351 | focus_chain = g_list_append (focus_chain, tcd->start_button); |
352 | focus_chain = g_list_append (focus_chain, tcd->pause_button); |
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353 | focus_chain = g_list_append (focus_chain, tcd->unpause_button); |
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354 | focus_chain = g_list_append (focus_chain, tcd->stop_button); |
355 | focus_chain = g_list_append (focus_chain, tcd->channel_dir_entry); |
356 | focus_chain = g_list_append (focus_chain, tcd->trace_dir_entry); |
357 | focus_chain = g_list_append (focus_chain, tcd->trace_name_entry); |
358 | focus_chain = g_list_append (focus_chain, tcd->trace_mode_combo); |
359 | focus_chain = g_list_append (focus_chain, tcd->start_daemon_check); |
45653836 |
360 | focus_chain = g_list_append (focus_chain, tcd->append_check); |
ff430216 |
361 | focus_chain = g_list_append (focus_chain, tcd->subbuf_size_entry); |
362 | focus_chain = g_list_append (focus_chain, tcd->subbuf_num_entry); |
e6542e85 |
363 | focus_chain = g_list_append (focus_chain, tcd->lttd_threads_entry); |
ff430216 |
364 | focus_chain = g_list_append (focus_chain, tcd->lttctl_path_entry); |
365 | focus_chain = g_list_append (focus_chain, tcd->lttd_path_entry); |
366 | focus_chain = g_list_append (focus_chain, tcd->fac_path_entry); |
367 | |
368 | gtk_container_set_focus_chain(GTK_CONTAINER(tcd->main_box), focus_chain); |
369 | |
382e4b92 |
370 | g_list_free(focus_chain); |
371 | |
77ef407f |
372 | g_signal_connect(G_OBJECT(tcd->start_button), "clicked", |
373 | (GCallback)start_clicked, tcd); |
374 | g_signal_connect(G_OBJECT(tcd->pause_button), "clicked", |
375 | (GCallback)pause_clicked, tcd); |
45653836 |
376 | g_signal_connect(G_OBJECT(tcd->unpause_button), "clicked", |
377 | (GCallback)unpause_clicked, tcd); |
77ef407f |
378 | g_signal_connect(G_OBJECT(tcd->stop_button), "clicked", |
379 | (GCallback)stop_clicked, tcd); |
e7c8534e |
380 | |
381 | /* |
382 | * show main container |
383 | */ |
77ef407f |
384 | gtk_widget_show(tcd->main_box); |
385 | gtk_widget_show(tcd->window); |
e7c8534e |
386 | |
387 | |
388 | g_object_set_data_full( |
77ef407f |
389 | G_OBJECT(guicontrol_get_widget(tcd)), |
390 | "control_viewer_data", |
e7c8534e |
391 | tcd, |
392 | (GDestroyNotify)gui_control_destructor); |
393 | |
394 | g_control_list = g_slist_append( |
395 | g_control_list, |
396 | tcd); |
397 | |
398 | return tcd; |
399 | } |
400 | |
401 | |
402 | /** |
403 | * @fn void gui_control_destructor(ControlData*) |
404 | * |
405 | * Destructor for the filter gui module |
406 | * @param tcd The module structure |
407 | */ |
408 | void |
409 | gui_control_destructor(ControlData *tcd) |
410 | { |
411 | Tab *tab = tcd->tab; |
412 | |
413 | /* May already been done by GTK window closing */ |
77ef407f |
414 | if(GTK_IS_WIDGET(guicontrol_get_widget(tcd))){ |
e7c8534e |
415 | g_info("widget still exists"); |
416 | } |
417 | // if(tab != NULL) { |
418 | // lttvwindow_unregister_traceset_notify(tcd->tab, |
419 | // filter_traceset_changed, |
420 | // filter_viewer_data); |
421 | // } |
422 | lttvwindowtraces_background_notify_remove(tcd); |
423 | |
424 | g_control_list = g_slist_remove(g_control_list, tcd); |
425 | |
426 | g_free(tcd); |
427 | } |
428 | |
29e34d6c |
429 | static int execute_command(const gchar *command, const gchar *username, |
45653836 |
430 | const gchar *password, const gchar *lttd_path, const gchar *fac_path) |
77ef407f |
431 | { |
ff430216 |
432 | pid_t pid; |
433 | int fdpty; |
434 | pid = forkpty(&fdpty, NULL, NULL, NULL); |
29e34d6c |
435 | int retval = 0; |
77ef407f |
436 | |
437 | if(pid > 0) { |
438 | /* parent */ |
ff430216 |
439 | gchar buf[256]; |
440 | int status; |
441 | ssize_t count; |
442 | /* discuss with su */ |
443 | struct timeval timeout; |
444 | timeout.tv_sec = 1; |
445 | timeout.tv_usec = 0; |
ff430216 |
446 | |
86a65fdb |
447 | struct pollfd pollfd; |
448 | int num_rdy; |
449 | int num_hup = 0; |
450 | |
451 | |
452 | /* Read the output from the child terminal before the prompt. If no data in |
453 | * 200 ms, we stop reading to give the password */ |
454 | g_info("Reading from child console..."); |
1f1a8b9c |
455 | sleep(1); /* make sure the child is ready */ |
86a65fdb |
456 | while(1) { |
457 | pollfd.fd = fdpty; |
75e2f396 |
458 | pollfd.events = POLLIN|POLLPRI|POLLERR|POLLHUP|POLLNVAL; |
86a65fdb |
459 | |
460 | num_rdy = poll(&pollfd, 1, 200); |
461 | #if 0 |
462 | if(num_rdy == -1) { |
463 | perror("Poll error"); |
464 | goto wait_child; |
465 | } |
466 | #endif //0 |
467 | |
468 | /* Timeout : stop waiting for chars */ |
469 | if(num_rdy == 0) break; |
470 | |
471 | switch(pollfd.revents) { |
472 | case POLLERR: |
473 | g_warning("Error returned in polling fd\n"); |
474 | num_hup++; |
475 | break; |
476 | case POLLHUP: |
477 | g_info("Polling FD : hung up."); |
478 | num_hup++; |
479 | break; |
480 | case POLLNVAL: |
481 | g_warning("Polling fd tells it is not open"); |
482 | num_hup++; |
483 | break; |
484 | case POLLPRI: |
485 | case POLLIN: |
486 | count = read (fdpty, buf, 256); |
487 | if(count > 0) { |
488 | buf[count] = '\0'; |
489 | printf("%s", buf); |
490 | } else if(count == -1) { |
491 | perror("Error in read"); |
492 | goto wait_child; |
493 | } |
494 | break; |
495 | } |
496 | if(num_hup > 0) { |
497 | g_warning("Child hung up too fast"); |
498 | goto wait_child; |
499 | } |
500 | } |
501 | |
502 | /* Write the password */ |
ff430216 |
503 | g_info("Got su prompt, now writing password..."); |
ff430216 |
504 | int ret; |
505 | ret = write(fdpty, password, strlen(password)); |
506 | if(ret < 0) perror("Error in write"); |
507 | ret = write(fdpty, "\n", 1); |
508 | if(ret < 0) perror("Error in write"); |
509 | fsync(fdpty); |
510 | |
86a65fdb |
511 | /* Take the output from the terminal and show it on the real console */ |
512 | g_info("Getting data from child terminal..."); |
513 | while(1) { |
514 | int num_hup = 0; |
515 | pollfd.fd = fdpty; |
75e2f396 |
516 | pollfd.events = POLLIN|POLLPRI|POLLERR|POLLHUP|POLLNVAL; |
86a65fdb |
517 | |
518 | num_rdy = poll(&pollfd, 1, -1); |
519 | #if 0 |
520 | if(num_rdy == -1) { |
521 | perror("Poll error"); |
522 | goto wait_child; |
523 | } |
524 | #endif //0 |
525 | if(num_rdy == 0) break; |
526 | |
527 | switch(pollfd.revents) { |
528 | case POLLERR: |
529 | g_warning("Error returned in polling fd\n"); |
530 | num_hup++; |
531 | break; |
532 | case POLLHUP: |
533 | g_info("Polling FD : hung up."); |
534 | num_hup++; |
535 | break; |
536 | case POLLNVAL: |
537 | g_warning("Polling fd tells it is not open"); |
538 | num_hup++; |
539 | break; |
540 | case POLLPRI: |
541 | case POLLIN: |
542 | count = read (fdpty, buf, 256); |
543 | if(count > 0) { |
544 | buf[count] = '\0'; |
545 | printf("%s", buf); |
546 | } else if(count == -1) { |
547 | perror("Error in read"); |
548 | goto wait_child; |
549 | } |
550 | break; |
ff430216 |
551 | } |
86a65fdb |
552 | if(num_hup > 0) goto wait_child; |
553 | } |
554 | wait_child: |
555 | g_info("Waiting for child exit..."); |
556 | |
557 | ret = waitpid(pid, &status, 0); |
6cec4cd2 |
558 | |
559 | if(ret == -1) { |
560 | g_warning("An error occured in wait : %s", |
561 | strerror(errno)); |
562 | } else { |
563 | if(WIFEXITED(status)) |
564 | if(WEXITSTATUS(status) != 0) { |
565 | retval = WEXITSTATUS(status); |
566 | g_warning("An error occured in the su command : %s", |
567 | strerror(retval)); |
568 | } |
569 | } |
77ef407f |
570 | |
86a65fdb |
571 | g_info("Child exited."); |
77ef407f |
572 | |
573 | } else if(pid == 0) { |
f6f6abf0 |
574 | /* Setup environment variables */ |
77ef407f |
575 | if(strcmp(lttd_path, "") != 0) |
576 | setenv("LTT_DAEMON", lttd_path, 1); |
577 | if(strcmp(fac_path, "") != 0) |
578 | setenv("LTT_FACILITIES", fac_path, 1); |
f6f6abf0 |
579 | |
45653836 |
580 | g_message("Executing (as %s) : %s\n", username, command); |
ff430216 |
581 | |
45653836 |
582 | execlp("su", "su", "-p", "-c", command, username, NULL); |
583 | exit(-1); /* not supposed to happen! */ |
584 | |
585 | //gint ret = execvp(); |
586 | |
587 | } else { |
588 | /* error */ |
589 | g_warning("Error happened when forking for su"); |
590 | } |
86a65fdb |
591 | |
29e34d6c |
592 | return retval; |
45653836 |
593 | } |
86a65fdb |
594 | |
86a65fdb |
595 | |
45653836 |
596 | /* Callbacks */ |
f6f6abf0 |
597 | |
45653836 |
598 | void start_clicked (GtkButton *button, gpointer user_data) |
599 | { |
600 | ControlData *tcd = (ControlData*)user_data; |
f6f6abf0 |
601 | |
45653836 |
602 | const gchar *username = gtk_entry_get_text(GTK_ENTRY(tcd->username_entry)); |
603 | const gchar *password = gtk_entry_get_text(GTK_ENTRY(tcd->password_entry)); |
604 | const gchar *channel_dir = |
605 | gtk_entry_get_text(GTK_ENTRY(tcd->channel_dir_entry)); |
606 | const gchar *trace_dir = gtk_entry_get_text(GTK_ENTRY(tcd->trace_dir_entry)); |
607 | const gchar *trace_name = |
608 | gtk_entry_get_text(GTK_ENTRY(tcd->trace_name_entry)); |
609 | |
382e4b92 |
610 | const gchar *trace_mode_sel; |
611 | GtkTreeIter iter; |
612 | |
613 | gtk_combo_box_get_active_iter(GTK_COMBO_BOX(tcd->trace_mode_combo), &iter); |
614 | gtk_tree_model_get( |
615 | gtk_combo_box_get_model(GTK_COMBO_BOX(tcd->trace_mode_combo)), |
616 | &iter, 0, &trace_mode_sel, -1); |
617 | //const gchar *trace_mode_sel = |
618 | //2.6+ gtk_combo_box_get_active_text(GTK_COMBO_BOX(tcd->trace_mode_combo)); |
45653836 |
619 | const gchar *trace_mode; |
620 | if(strcmp(trace_mode_sel, "normal") == 0) |
621 | trace_mode = "normal"; |
622 | else |
623 | trace_mode = "flight"; |
624 | |
625 | gboolean start_daemon = |
626 | gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tcd->start_daemon_check)); |
f6f6abf0 |
627 | |
45653836 |
628 | gboolean append = |
629 | gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tcd->append_check)); |
630 | |
631 | const gchar *subbuf_size = |
632 | gtk_entry_get_text(GTK_ENTRY(tcd->subbuf_size_entry)); |
633 | const gchar *subbuf_num = |
634 | gtk_entry_get_text(GTK_ENTRY(tcd->subbuf_num_entry)); |
e6542e85 |
635 | const gchar *threads_num = |
636 | gtk_entry_get_text(GTK_ENTRY(tcd->lttd_threads_entry)); |
45653836 |
637 | const gchar *lttctl_path = |
638 | gtk_entry_get_text(GTK_ENTRY(tcd->lttctl_path_entry)); |
639 | const gchar *lttd_path = gtk_entry_get_text(GTK_ENTRY(tcd->lttd_path_entry)); |
640 | const gchar *fac_path = gtk_entry_get_text(GTK_ENTRY(tcd->fac_path_entry)); |
641 | |
642 | |
643 | /* Setup arguments to su */ |
644 | /* child */ |
645 | gchar args[MAX_ARGS_LEN]; |
646 | gint args_left = MAX_ARGS_LEN - 1; /* for \0 */ |
647 | |
648 | args[0] = '\0'; |
649 | |
650 | /* Command */ |
651 | strncat(args, "exec", args_left); |
652 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
653 | |
654 | /* space */ |
655 | strncat(args, " ", args_left); |
656 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
657 | |
658 | if(strcmp(lttctl_path, "") == 0) |
659 | strncat(args, "lttctl", args_left); |
660 | else |
661 | strncat(args, lttctl_path, args_left); |
662 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
663 | |
664 | /* space */ |
665 | strncat(args, " ", args_left); |
666 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
667 | |
668 | /* channel dir */ |
669 | strncat(args, "-l ", args_left); |
670 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
671 | strncat(args, channel_dir, args_left); |
672 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
673 | |
674 | /* space */ |
675 | strncat(args, " ", args_left); |
676 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
677 | |
678 | /* trace dir */ |
679 | strncat(args, "-t ", args_left); |
680 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
681 | strncat(args, trace_dir, args_left); |
682 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
683 | |
684 | /* space */ |
685 | strncat(args, " ", args_left); |
686 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
687 | |
688 | /* name */ |
689 | strncat(args, "-n ", args_left); |
690 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
691 | strncat(args, trace_name, args_left); |
692 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
693 | |
694 | /* space */ |
695 | strncat(args, " ", args_left); |
696 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
697 | |
698 | /* trace mode */ |
699 | strncat(args, "-m ", args_left); |
700 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
701 | strncat(args, trace_mode, args_left); |
702 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
703 | |
704 | /* space */ |
705 | strncat(args, " ", args_left); |
706 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
707 | |
708 | /* Start daemon ? */ |
709 | if(start_daemon) { |
710 | strncat(args, "-d", args_left); |
f6f6abf0 |
711 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
45653836 |
712 | } else { |
713 | /* Simply create the channel and then start tracing */ |
714 | strncat(args, "-b", args_left); |
f6f6abf0 |
715 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
45653836 |
716 | } |
717 | |
f6f6abf0 |
718 | |
45653836 |
719 | /* Append to trace ? */ |
720 | if(append) { |
f6f6abf0 |
721 | /* space */ |
722 | strncat(args, " ", args_left); |
723 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
45653836 |
724 | strncat(args, "-a", args_left); |
f6f6abf0 |
725 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
45653836 |
726 | } |
727 | |
728 | /* optional arguments */ |
729 | /* subbuffer size */ |
730 | if(strcmp(subbuf_size, "") != 0) { |
f6f6abf0 |
731 | /* space */ |
732 | strncat(args, " ", args_left); |
733 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
734 | |
45653836 |
735 | strncat(args, "-z ", args_left); |
f6f6abf0 |
736 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
45653836 |
737 | strncat(args, subbuf_size, args_left); |
f6f6abf0 |
738 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
45653836 |
739 | } |
f6f6abf0 |
740 | |
45653836 |
741 | /* number of subbuffers */ |
742 | if(strcmp(subbuf_num, "") != 0) { |
f6f6abf0 |
743 | /* space */ |
744 | strncat(args, " ", args_left); |
745 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
746 | |
45653836 |
747 | strncat(args, "-x ", args_left); |
748 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
749 | strncat(args, subbuf_num, args_left); |
750 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
751 | } |
ff430216 |
752 | |
e6542e85 |
753 | /* number of lttd threads */ |
754 | if(strcmp(threads_num, "") != 0) { |
755 | /* space */ |
756 | strncat(args, " ", args_left); |
757 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
758 | |
759 | strncat(args, "-N ", args_left); |
760 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
761 | strncat(args, threads_num, args_left); |
762 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
763 | } |
764 | |
77ef407f |
765 | |
29e34d6c |
766 | int retval = execute_command(args, username, password, lttd_path, fac_path); |
767 | |
768 | if(retval) { |
769 | gchar msg[256]; |
770 | guint msg_left = 256; |
771 | |
772 | strcpy(msg, "A problem occured when executing the su command : "); |
773 | msg_left = 256 - strlen(msg) - 1; |
774 | strncat(msg, strerror(retval), msg_left); |
775 | GtkWidget *dialogue = |
776 | gtk_message_dialog_new( |
777 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
778 | GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT, |
779 | GTK_MESSAGE_ERROR, |
780 | GTK_BUTTONS_OK, |
781 | msg); |
782 | gtk_dialog_run(GTK_DIALOG(dialogue)); |
783 | gtk_widget_destroy(dialogue); |
784 | } |
77ef407f |
785 | |
786 | } |
787 | |
788 | |
789 | void pause_clicked (GtkButton *button, gpointer user_data) |
790 | { |
791 | ControlData *tcd = (ControlData*)user_data; |
792 | |
45653836 |
793 | const gchar *username = gtk_entry_get_text(GTK_ENTRY(tcd->username_entry)); |
794 | const gchar *password = gtk_entry_get_text(GTK_ENTRY(tcd->password_entry)); |
795 | const gchar *trace_name = |
796 | gtk_entry_get_text(GTK_ENTRY(tcd->trace_name_entry)); |
797 | const gchar *lttd_path = ""; |
798 | const gchar *fac_path = ""; |
799 | |
800 | const gchar *lttctl_path = |
801 | gtk_entry_get_text(GTK_ENTRY(tcd->lttctl_path_entry)); |
77ef407f |
802 | |
45653836 |
803 | /* Setup arguments to su */ |
804 | /* child */ |
805 | gchar args[MAX_ARGS_LEN]; |
806 | gint args_left = MAX_ARGS_LEN - 1; /* for \0 */ |
807 | |
808 | args[0] = '\0'; |
809 | |
810 | /* Command */ |
811 | strncat(args, "exec", args_left); |
812 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
813 | |
814 | /* space */ |
815 | strncat(args, " ", args_left); |
816 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
817 | |
818 | if(strcmp(lttctl_path, "") == 0) |
819 | strncat(args, "lttctl", args_left); |
820 | else |
821 | strncat(args, lttctl_path, args_left); |
822 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
823 | |
824 | /* space */ |
825 | strncat(args, " ", args_left); |
826 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
827 | |
828 | /* name */ |
829 | strncat(args, "-n ", args_left); |
830 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
831 | strncat(args, trace_name, args_left); |
832 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
833 | |
834 | /* space */ |
835 | strncat(args, " ", args_left); |
836 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
837 | |
838 | /* Simply pause tracing */ |
839 | strncat(args, "-q", args_left); |
840 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
841 | |
29e34d6c |
842 | int retval = execute_command(args, username, password, lttd_path, fac_path); |
843 | if(retval) { |
844 | gchar msg[256]; |
845 | guint msg_left = 256; |
846 | |
847 | strcpy(msg, "A problem occured when executing the su command : "); |
848 | msg_left = 256 - strlen(msg) - 1; |
849 | strncat(msg, strerror(retval), msg_left); |
850 | GtkWidget *dialogue = |
851 | gtk_message_dialog_new( |
852 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
853 | GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT, |
854 | GTK_MESSAGE_ERROR, |
855 | GTK_BUTTONS_OK, |
856 | msg); |
857 | gtk_dialog_run(GTK_DIALOG(dialogue)); |
858 | gtk_widget_destroy(dialogue); |
859 | } |
860 | |
45653836 |
861 | } |
862 | |
863 | void unpause_clicked (GtkButton *button, gpointer user_data) |
864 | { |
865 | ControlData *tcd = (ControlData*)user_data; |
866 | |
867 | const gchar *username = gtk_entry_get_text(GTK_ENTRY(tcd->username_entry)); |
868 | const gchar *password = gtk_entry_get_text(GTK_ENTRY(tcd->password_entry)); |
869 | const gchar *trace_name = |
870 | gtk_entry_get_text(GTK_ENTRY(tcd->trace_name_entry)); |
871 | const gchar *lttd_path = ""; |
872 | const gchar *fac_path = ""; |
873 | |
874 | const gchar *lttctl_path = |
875 | gtk_entry_get_text(GTK_ENTRY(tcd->lttctl_path_entry)); |
876 | |
877 | /* Setup arguments to su */ |
878 | /* child */ |
879 | gchar args[MAX_ARGS_LEN]; |
880 | gint args_left = MAX_ARGS_LEN - 1; /* for \0 */ |
881 | |
882 | args[0] = '\0'; |
883 | |
884 | /* Command */ |
885 | strncat(args, "exec", args_left); |
886 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
887 | |
888 | /* space */ |
889 | strncat(args, " ", args_left); |
890 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
891 | |
892 | if(strcmp(lttctl_path, "") == 0) |
893 | strncat(args, "lttctl", args_left); |
894 | else |
895 | strncat(args, lttctl_path, args_left); |
896 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
897 | |
898 | /* space */ |
899 | strncat(args, " ", args_left); |
900 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
901 | |
902 | /* name */ |
903 | strncat(args, "-n ", args_left); |
904 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
905 | strncat(args, trace_name, args_left); |
906 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
907 | |
908 | /* space */ |
909 | strncat(args, " ", args_left); |
910 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
911 | |
912 | /* Simply unpause tracing */ |
913 | strncat(args, "-s", args_left); |
914 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
915 | |
29e34d6c |
916 | int retval = execute_command(args, username, password, lttd_path, fac_path); |
917 | if(retval) { |
918 | gchar msg[256]; |
919 | guint msg_left = 256; |
920 | |
921 | strcpy(msg, "A problem occured when executing the su command : "); |
922 | msg_left = 256 - strlen(msg) - 1; |
923 | strncat(msg, strerror(retval), msg_left); |
924 | GtkWidget *dialogue = |
925 | gtk_message_dialog_new( |
926 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
927 | GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT, |
928 | GTK_MESSAGE_ERROR, |
929 | GTK_BUTTONS_OK, |
930 | msg); |
931 | gtk_dialog_run(GTK_DIALOG(dialogue)); |
932 | gtk_widget_destroy(dialogue); |
933 | } |
934 | |
77ef407f |
935 | } |
936 | |
937 | void stop_clicked (GtkButton *button, gpointer user_data) |
938 | { |
939 | ControlData *tcd = (ControlData*)user_data; |
940 | |
45653836 |
941 | const gchar *username = gtk_entry_get_text(GTK_ENTRY(tcd->username_entry)); |
942 | const gchar *password = gtk_entry_get_text(GTK_ENTRY(tcd->password_entry)); |
943 | const gchar *trace_name = |
944 | gtk_entry_get_text(GTK_ENTRY(tcd->trace_name_entry)); |
945 | const gchar *lttd_path = ""; |
946 | const gchar *fac_path = ""; |
947 | |
948 | const gchar *lttctl_path = |
949 | gtk_entry_get_text(GTK_ENTRY(tcd->lttctl_path_entry)); |
8321ae6a |
950 | const gchar *trace_dir = gtk_entry_get_text(GTK_ENTRY(tcd->trace_dir_entry)); |
45653836 |
951 | |
952 | /* Setup arguments to su */ |
953 | /* child */ |
954 | gchar args[MAX_ARGS_LEN]; |
955 | gint args_left = MAX_ARGS_LEN - 1; /* for \0 */ |
956 | |
957 | args[0] = '\0'; |
958 | |
959 | /* Command */ |
960 | strncat(args, "exec", args_left); |
961 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
962 | |
963 | /* space */ |
964 | strncat(args, " ", args_left); |
965 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
966 | |
967 | if(strcmp(lttctl_path, "") == 0) |
968 | strncat(args, "lttctl", args_left); |
969 | else |
970 | strncat(args, lttctl_path, args_left); |
971 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
972 | |
973 | /* space */ |
974 | strncat(args, " ", args_left); |
975 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
976 | |
977 | /* name */ |
978 | strncat(args, "-n ", args_left); |
979 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
980 | strncat(args, trace_name, args_left); |
981 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
982 | |
983 | /* space */ |
984 | strncat(args, " ", args_left); |
985 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
986 | |
987 | /* Simply stop tracing and destroy channel */ |
988 | strncat(args, "-R", args_left); |
989 | args_left = MAX_ARGS_LEN - strlen(args) - 1; |
990 | |
29e34d6c |
991 | int retval = execute_command(args, username, password, lttd_path, fac_path); |
992 | if(retval) { |
993 | gchar msg[256]; |
994 | guint msg_left = 256; |
995 | |
996 | strcpy(msg, "A problem occured when executing the su command : "); |
997 | msg_left = 256 - strlen(msg) - 1; |
998 | strncat(msg, strerror(retval), msg_left); |
999 | GtkWidget *dialogue = |
1000 | gtk_message_dialog_new( |
1001 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
1002 | GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT, |
1003 | GTK_MESSAGE_ERROR, |
1004 | GTK_BUTTONS_OK, |
1005 | msg); |
1006 | gtk_dialog_run(GTK_DIALOG(dialogue)); |
1007 | gtk_widget_destroy(dialogue); |
1008 | return; |
1009 | } |
1010 | |
77ef407f |
1011 | |
8321ae6a |
1012 | /* Ask to the user if he wants to open the trace in a new window */ |
1013 | GtkWidget *dialogue; |
1014 | GtkWidget *label; |
1015 | gint id; |
1016 | |
1017 | dialogue = gtk_dialog_new_with_buttons("Open trace ?", |
1018 | GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(button))), |
1019 | GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, |
1020 | GTK_STOCK_YES,GTK_RESPONSE_ACCEPT, |
1021 | GTK_STOCK_NO,GTK_RESPONSE_REJECT, |
1022 | NULL); |
1023 | label = gtk_label_new("Do you want to open the trace in LTTV ?"); |
1024 | gtk_widget_show(label); |
1025 | |
1026 | gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialogue)->vbox), |
1027 | label); |
1028 | |
1029 | id = gtk_dialog_run(GTK_DIALOG(dialogue)); |
1030 | |
1031 | switch(id){ |
1032 | case GTK_RESPONSE_ACCEPT: |
1033 | { |
1034 | create_main_window_with_trace(trace_dir); |
1035 | } |
1036 | break; |
1037 | case GTK_RESPONSE_REJECT: |
1038 | default: |
1039 | break; |
1040 | } |
1041 | gtk_widget_destroy(dialogue); |
1042 | |
77ef407f |
1043 | } |
1044 | |
e7c8534e |
1045 | |
1046 | /** |
1047 | * @fn GtkWidget* h_guicontrol(Tab*) |
1048 | * |
1049 | * Control Module's constructor hook |
1050 | * |
1051 | * This constructor is given as a parameter to the menuitem and toolbar button |
1052 | * registration. It creates the list. |
1053 | * @param tab A pointer to the parent window. |
1054 | * @return The widget created. |
1055 | */ |
1056 | GtkWidget * |
1057 | h_guicontrol(Tab *tab) |
1058 | { |
1059 | ControlData* f = gui_control(tab) ; |
1060 | |
1061 | return NULL; |
1062 | } |
1063 | |
1064 | /** |
1065 | * @fn static void init() |
1066 | * |
1067 | * This function initializes the Filter Viewer functionnality through the |
1068 | * gtkTraceSet API. |
1069 | */ |
1070 | static void init() { |
1071 | |
1072 | lttvwindow_register_constructor("guicontrol", |
1073 | "/", |
1074 | "Insert Tracing Control Module", |
1075 | hTraceControlInsert_xpm, |
1076 | "Insert Tracing Control Module", |
1077 | h_guicontrol); |
1078 | } |
1079 | |
1080 | /** |
1081 | * @fn void control_destroy_walk(gpointer,gpointer) |
1082 | * |
1083 | * Initiate the destruction of the current gui module |
1084 | * on the GTK Interface |
1085 | */ |
1086 | void |
1087 | control_destroy_walk(gpointer data, gpointer user_data) |
1088 | { |
1089 | ControlData *tcd = (ControlData*)data; |
1090 | |
1091 | g_debug("traceontrol.c : control_destroy_walk, %p", tcd); |
1092 | |
1093 | /* May already have been done by GTK window closing */ |
1094 | if(GTK_IS_WIDGET(guicontrol_get_widget(tcd))) |
1095 | gtk_widget_destroy(guicontrol_get_widget(tcd)); |
1096 | } |
1097 | |
1098 | /** |
1099 | * @fn static void destroy() |
1100 | * @brief plugin's destroy function |
1101 | * |
1102 | * This function releases the memory reserved by the module and unregisters |
1103 | * everything that has been registered in the gtkTraceSet API. |
1104 | */ |
1105 | static void destroy() { |
1106 | |
1107 | g_slist_foreach(g_control_list, control_destroy_walk, NULL ); |
1108 | |
1109 | lttvwindow_unregister_constructor(h_guicontrol); |
1110 | |
1111 | } |
1112 | |
1113 | |
1114 | LTTV_MODULE("guitracecontrol", "Trace Control Window", \ |
1115 | "Graphical module that let user control kernel tracing", \ |
1116 | init, destroy, "lttvwindow") |
1117 | |