| 1 | import unittest |
| 2 | import os |
| 3 | import time |
| 4 | from lttng import * |
| 5 | |
| 6 | class TestLttngPythonModule (unittest.TestCase): |
| 7 | |
| 8 | def test_kernel_all_events(self): |
| 9 | dom = Domain() |
| 10 | dom.type = DOMAIN_KERNEL |
| 11 | |
| 12 | event = Event() |
| 13 | event.type = EVENT_TRACEPOINT |
| 14 | event.loglevel_type = EVENT_LOGLEVEL_ALL |
| 15 | |
| 16 | han = Handle("test_kernel_all_ev", dom) |
| 17 | |
| 18 | r = create("test_kernel_all_ev","/lttng-traces/test") |
| 19 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 20 | |
| 21 | r = enable_event(han, event, None) |
| 22 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 23 | |
| 24 | r = start("test_kernel_all_ev") |
| 25 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 26 | time.sleep(2) |
| 27 | |
| 28 | r = stop("test_kernel_all_ev") |
| 29 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 30 | |
| 31 | r = destroy("test_kernel_all_ev") |
| 32 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 33 | |
| 34 | |
| 35 | def test_kernel_event(self): |
| 36 | |
| 37 | dom = Domain() |
| 38 | dom.type = DOMAIN_KERNEL |
| 39 | |
| 40 | channel = Channel() |
| 41 | channel.name="mychan" |
| 42 | channel.attr.overwrite = 0 |
| 43 | channel.attr.subbuf_size = 4096 |
| 44 | channel.attr.num_subbuf = 8 |
| 45 | channel.attr.switch_timer_interval = 0 |
| 46 | channel.attr.read_timer_interval = 200 |
| 47 | channel.attr.output = EVENT_SPLICE |
| 48 | |
| 49 | sched_switch = Event() |
| 50 | sched_switch.name = "sched_switch" |
| 51 | sched_switch.type = EVENT_TRACEPOINT |
| 52 | sched_switch.loglevel_type = EVENT_LOGLEVEL_ALL |
| 53 | |
| 54 | sched_process_exit = Event() |
| 55 | sched_process_exit.name = "sched_process_exit" |
| 56 | sched_process_exit.type = EVENT_TRACEPOINT |
| 57 | sched_process_exit.loglevel_type = EVENT_LOGLEVEL_ALL |
| 58 | |
| 59 | sched_process_free = Event() |
| 60 | sched_process_free.name = "sched_process_free" |
| 61 | sched_process_free.type = EVENT_TRACEPOINT |
| 62 | sched_process_free.loglevel_type = EVENT_LOGLEVEL_ALL |
| 63 | |
| 64 | han = Handle("test_kernel_event", dom) |
| 65 | |
| 66 | #Create session test |
| 67 | r = create("test_kernel_event","/lttng-traces/test") |
| 68 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 69 | |
| 70 | #Enabling channel tests |
| 71 | r = enable_channel(han, channel) |
| 72 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 73 | |
| 74 | #Enabling events tests |
| 75 | r = enable_event(han, sched_switch, channel.name) |
| 76 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 77 | |
| 78 | r = enable_event(han, sched_process_exit, channel.name) |
| 79 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 80 | |
| 81 | r = enable_event(han, sched_process_free, channel.name) |
| 82 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 83 | |
| 84 | #Disabling events tests |
| 85 | r = disable_event(han, sched_switch.name, channel.name) |
| 86 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 87 | |
| 88 | r = disable_event(han, sched_process_free.name, channel.name) |
| 89 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 90 | |
| 91 | #Renabling events tests |
| 92 | r = enable_event(han, sched_switch, channel.name) |
| 93 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 94 | |
| 95 | r = enable_event(han, sched_process_free, channel.name) |
| 96 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 97 | |
| 98 | #Start, stop, destroy |
| 99 | r = start("test_kernel_event") |
| 100 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 101 | time.sleep(2) |
| 102 | |
| 103 | r = stop("test_kernel_event") |
| 104 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 105 | |
| 106 | r=disable_channel(han, channel.name) |
| 107 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 108 | |
| 109 | r=destroy("test_kernel_event") |
| 110 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 111 | |
| 112 | |
| 113 | |
| 114 | def test_ust_all_events(self): |
| 115 | dom = Domain() |
| 116 | dom.type = DOMAIN_UST |
| 117 | |
| 118 | event = Event() |
| 119 | event.type = EVENT_TRACEPOINT |
| 120 | event.loglevel_type = EVENT_LOGLEVEL_ALL |
| 121 | |
| 122 | han = Handle("test_ust_all_ev", dom) |
| 123 | |
| 124 | r = create("test_ust_all_ev","/lttng-traces/test") |
| 125 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 126 | |
| 127 | r = enable_event(han, event, None) |
| 128 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 129 | |
| 130 | r = start("test_ust_all_ev") |
| 131 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 132 | time.sleep(2) |
| 133 | |
| 134 | r = stop("test_ust_all_ev") |
| 135 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 136 | |
| 137 | r = destroy("test_ust_all_ev") |
| 138 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 139 | |
| 140 | |
| 141 | def test_ust_event(self): |
| 142 | |
| 143 | dom = Domain() |
| 144 | dom.type = DOMAIN_UST |
| 145 | |
| 146 | channel = Channel() |
| 147 | channel.name="mychan" |
| 148 | channel.attr.overwrite = 0 |
| 149 | channel.attr.subbuf_size = 4096 |
| 150 | channel.attr.num_subbuf = 8 |
| 151 | channel.attr.switch_timer_interval = 0 |
| 152 | channel.attr.read_timer_interval = 200 |
| 153 | channel.attr.output = EVENT_MMAP |
| 154 | |
| 155 | ev1 = Event() |
| 156 | ev1.name = "tp1" |
| 157 | ev1.type = EVENT_TRACEPOINT |
| 158 | ev1.loglevel_type = EVENT_LOGLEVEL_ALL |
| 159 | |
| 160 | ev2 = Event() |
| 161 | ev2.name = "ev2" |
| 162 | ev2.type = EVENT_TRACEPOINT |
| 163 | ev2.loglevel_type = EVENT_LOGLEVEL_ALL |
| 164 | |
| 165 | ev3 = Event() |
| 166 | ev3.name = "ev3" |
| 167 | ev3.type = EVENT_TRACEPOINT |
| 168 | ev3.loglevel_type = EVENT_LOGLEVEL_ALL |
| 169 | |
| 170 | han = Handle("test_ust_event", dom) |
| 171 | |
| 172 | #Create session test |
| 173 | r = create("test_ust_event","/lttng-traces/test") |
| 174 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 175 | |
| 176 | #Enabling channel tests |
| 177 | r = enable_channel(han, channel) |
| 178 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 179 | |
| 180 | #Enabling events tests |
| 181 | r = enable_event(han, ev1, channel.name) |
| 182 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 183 | |
| 184 | r = enable_event(han, ev2, channel.name) |
| 185 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 186 | |
| 187 | r = enable_event(han, ev3, channel.name) |
| 188 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 189 | |
| 190 | #Disabling events tests |
| 191 | r = disable_event(han, ev1.name, channel.name) |
| 192 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 193 | |
| 194 | r = disable_event(han, ev3.name, channel.name) |
| 195 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 196 | |
| 197 | #Renabling events tests |
| 198 | r = enable_event(han, ev1, channel.name) |
| 199 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 200 | |
| 201 | r = enable_event(han, ev3, channel.name) |
| 202 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 203 | |
| 204 | #Start, stop |
| 205 | r = start("test_ust_event") |
| 206 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 207 | time.sleep(2) |
| 208 | |
| 209 | r = stop("test_ust_event") |
| 210 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 211 | |
| 212 | #Restart/restop |
| 213 | r = start("test_ust_event") |
| 214 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 215 | time.sleep(2) |
| 216 | |
| 217 | r = stop("test_ust_event") |
| 218 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 219 | |
| 220 | #Disabling channel and destroy |
| 221 | r=disable_channel(han, channel.name) |
| 222 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 223 | |
| 224 | r=destroy("test_ust_event") |
| 225 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 226 | |
| 227 | |
| 228 | def test_other_functions(self): |
| 229 | dom = Domain() |
| 230 | dom.type=DOMAIN_KERNEL |
| 231 | |
| 232 | event=Event() |
| 233 | event.type=EVENT_TRACEPOINT |
| 234 | event.loglevel_type=EVENT_LOGLEVEL_ALL |
| 235 | |
| 236 | calib = Calibrate() |
| 237 | calib.type = CALIBRATE_FUNCTION |
| 238 | |
| 239 | ctx = EventContext() |
| 240 | ctx.type=EVENT_CONTEXT_PID |
| 241 | |
| 242 | chattr = ChannelAttr() |
| 243 | chattr.overwrite = 0 |
| 244 | chattr.subbuf_size = 4096 |
| 245 | chattr.num_subbuf = 8 |
| 246 | chattr.switch_timer_interval = 0 |
| 247 | chattr.read_timer_interval = 200 |
| 248 | chattr.output = EVENT_SPLICE |
| 249 | |
| 250 | han = Handle("test_otherf" , dom) |
| 251 | |
| 252 | r = create("test_otherf","/lttng-traces/test") |
| 253 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 254 | |
| 255 | r = enable_event(han, event, None) |
| 256 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 257 | |
| 258 | #Calibrate test |
| 259 | r = calibrate(han , calib) |
| 260 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 261 | |
| 262 | #Context test |
| 263 | r = add_context(han, ctx, "sched_switch", "channel0") |
| 264 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 265 | #Any channel |
| 266 | r = add_context(han, ctx, "sched_wakeup", None) |
| 267 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 268 | #All events |
| 269 | r = add_context(han, ctx, None, None) |
| 270 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 271 | |
| 272 | #Def. channel attr |
| 273 | channel_set_default_attr(dom, chattr) |
| 274 | channel_set_default_attr(None, None) |
| 275 | |
| 276 | #Ses Daemon alive |
| 277 | r = session_daemon_alive() |
| 278 | self.assertTrue(r == 1 or r == 0, strerror(r)) |
| 279 | |
| 280 | #Setting trace group |
| 281 | r = set_tracing_group("testing") |
| 282 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 283 | |
| 284 | |
| 285 | r = start("test_otherf") |
| 286 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 287 | time.sleep(2) |
| 288 | |
| 289 | r = stop("test_otherf") |
| 290 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 291 | |
| 292 | del han |
| 293 | |
| 294 | r = destroy("test_otherf") |
| 295 | self.assertGreaterEqual(r, 0, strerror(r)) |
| 296 | |
| 297 | |
| 298 | if __name__ == "__main__": |
| 299 | # CHECK IF ROOT |
| 300 | if os.geteuid() == 0: |
| 301 | #Make sure session names don't already exist: |
| 302 | destroy("test_kernel_event") |
| 303 | destroy("test_kernel_all_events") |
| 304 | destroy("test_ust_all_events") |
| 305 | destroy("test_ust_event") |
| 306 | destroy("test_otherf") |
| 307 | |
| 308 | unittest.main() |
| 309 | else: |
| 310 | print('Script must be run as root') |