152 lines
5.9 KiB
Python
152 lines
5.9 KiB
Python
"""
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Test python scripted process in lldb
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"""
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import os, shutil
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import lldb
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from lldbsuite.test.decorators import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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from lldbsuite.test import lldbtest
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class ScriptedProcesTestCase(TestBase):
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NO_DEBUG_INFO_TESTCASE = True
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def test_python_plugin_package(self):
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"""Test that the lldb python module has a `plugins.scripted_process`
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package."""
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self.expect('script import lldb.plugins',
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substrs=["ModuleNotFoundError"], matching=False)
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self.expect('script dir(lldb.plugins)',
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substrs=["scripted_process"])
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self.expect('script import lldb.plugins.scripted_process',
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substrs=["ModuleNotFoundError"], matching=False)
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self.expect('script dir(lldb.plugins.scripted_process)',
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substrs=["ScriptedProcess"])
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self.expect('script from lldb.plugins.scripted_process import ScriptedProcess',
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substrs=["ImportError"], matching=False)
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self.expect('script dir(ScriptedProcess)',
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substrs=["launch"])
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def move_blueprint_to_dsym(self, blueprint_name):
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blueprint_origin_path = os.path.join(self.getSourceDir(), blueprint_name)
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dsym_bundle = self.getBuildArtifact("a.out.dSYM")
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blueprint_destination_path = os.path.join(dsym_bundle, "Contents",
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"Resources", "Python")
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if not os.path.exists(blueprint_destination_path):
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os.mkdir(blueprint_destination_path)
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blueprint_destination_path = os.path.join(blueprint_destination_path, "a_out.py")
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shutil.copy(blueprint_origin_path, blueprint_destination_path)
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@skipUnlessDarwin
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def test_invalid_scripted_register_context(self):
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"""Test that we can launch an lldb scripted process with an invalid
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Scripted Thread, with invalid register context."""
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self.build()
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os.environ['SKIP_SCRIPTED_PROCESS_LAUNCH'] = '1'
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def cleanup():
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del os.environ["SKIP_SCRIPTED_PROCESS_LAUNCH"]
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self.addTearDownHook(cleanup)
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self.runCmd("settings set target.load-script-from-symbol-file true")
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self.move_blueprint_to_dsym('invalid_scripted_process.py')
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target = self.dbg.CreateTarget(self.getBuildArtifact("a.out"))
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self.assertTrue(target, VALID_TARGET)
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log_file = self.getBuildArtifact('thread.log')
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self.runCmd("log enable lldb thread -f " + log_file)
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self.assertTrue(os.path.isfile(log_file))
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launch_info = lldb.SBLaunchInfo(None)
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launch_info.SetProcessPluginName("ScriptedProcess")
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launch_info.SetScriptedProcessClassName("a_out.InvalidScriptedProcess")
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error = lldb.SBError()
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process = target.Launch(launch_info, error)
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self.assertSuccess(error)
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self.assertTrue(process, PROCESS_IS_VALID)
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self.assertEqual(process.GetProcessID(), 666)
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self.assertEqual(process.GetNumThreads(), 0)
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addr = 0x500000000
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buff = process.ReadMemory(addr, 4, error)
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self.assertEqual(buff, None)
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self.assertTrue(error.Fail())
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self.assertEqual(error.GetCString(), "This is an invalid scripted process!")
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with open(log_file, 'r') as f:
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log = f.read()
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self.assertIn("Failed to get scripted thread registers data.", log)
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@skipUnlessDarwin
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def test_scripted_process_and_scripted_thread(self):
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"""Test that we can launch an lldb scripted process using the SBAPI,
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check its process ID, read string from memory, check scripted thread
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id, name stop reason and register context.
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"""
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self.build()
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target = self.dbg.CreateTarget(self.getBuildArtifact("a.out"))
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self.assertTrue(target, VALID_TARGET)
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os.environ['SKIP_SCRIPTED_PROCESS_LAUNCH'] = '1'
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def cleanup():
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del os.environ["SKIP_SCRIPTED_PROCESS_LAUNCH"]
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self.addTearDownHook(cleanup)
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scripted_process_example_relpath = 'dummy_scripted_process.py'
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self.runCmd("command script import " + os.path.join(self.getSourceDir(),
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scripted_process_example_relpath))
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launch_info = lldb.SBLaunchInfo(None)
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launch_info.SetProcessPluginName("ScriptedProcess")
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launch_info.SetScriptedProcessClassName("dummy_scripted_process.DummyScriptedProcess")
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error = lldb.SBError()
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process = target.Launch(launch_info, error)
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self.assertTrue(process and process.IsValid(), PROCESS_IS_VALID)
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self.assertEqual(process.GetProcessID(), 42)
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self.assertEqual(process.GetNumThreads(), 1)
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addr = 0x500000000
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message = "Hello, world!"
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buff = process.ReadCStringFromMemory(addr, len(message) + 1, error)
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self.assertSuccess(error)
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self.assertEqual(buff, message)
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thread = process.GetSelectedThread()
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self.assertTrue(thread, "Invalid thread.")
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self.assertEqual(thread.GetThreadID(), 0x19)
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self.assertEqual(thread.GetName(), "DummyScriptedThread.thread-1")
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self.assertStopReason(thread.GetStopReason(), lldb.eStopReasonSignal)
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self.assertGreater(thread.GetNumFrames(), 0)
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frame = thread.GetFrameAtIndex(0)
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GPRs = None
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register_set = frame.registers # Returns an SBValueList.
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for regs in register_set:
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if 'general purpose' in regs.name.lower():
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GPRs = regs
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break
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self.assertTrue(GPRs, "Invalid General Purpose Registers Set")
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self.assertGreater(GPRs.GetNumChildren(), 0)
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for idx, reg in enumerate(GPRs, start=1):
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if idx > 21:
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break
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self.assertEqual(idx, int(reg.value, 16))
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self.assertTrue(frame.IsArtificial(), "Frame is not artificial")
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pc = frame.GetPCAddress().GetLoadAddress(target)
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self.assertEqual(pc, 0x0100001b00)
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