diff options
Diffstat (limited to 'lldb/packages/Python/lldbsuite/test/functionalities')
5 files changed, 81 insertions, 0 deletions
diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/TestMiniDumpUUID.py b/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/TestMiniDumpUUID.py index 1e4a98363e3..05d4f857972 100644 --- a/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/TestMiniDumpUUID.py +++ b/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/TestMiniDumpUUID.py @@ -8,6 +8,7 @@ from six import iteritems import shutil import lldb +import os from lldbsuite.test.decorators import * from lldbsuite.test.lldbtest import * from lldbsuite.test import lldbutil @@ -132,3 +133,55 @@ class MiniDumpUUIDTestCase(TestBase): self.assertEqual(2, len(modules)) self.verify_module(modules[0], "/not/exist/a", None) self.verify_module(modules[1], "/not/exist/b", None) + + @expectedFailureAll(oslist=["windows"]) + def test_partial_uuid_match(self): + """ + Breakpad has been known to create minidump files using CvRecord in each + module whose signature is set to PDB70 where the UUID only contains the + first 16 bytes of a 20 byte ELF build ID. Code was added to + ProcessMinidump.cpp to deal with this and allows partial UUID matching. + + This test verifies that if we have a minidump with a 16 byte UUID, that + we are able to associate a symbol file with a 20 byte UUID only if the + first 16 bytes match. In this case we will see the path from the file + we found in the test directory and the 20 byte UUID from the actual + file, not the 16 byte shortened UUID from the minidump. + """ + so_path = self.getBuildArtifact("libuuidmatch.so") + self.yaml2obj("libuuidmatch.yaml", so_path) + self.dbg.CreateTarget(None) + self.target = self.dbg.GetSelectedTarget() + cmd = 'settings set target.exec-search-paths "%s"' % (os.path.dirname(so_path)) + self.dbg.HandleCommand(cmd) + self.process = self.target.LoadCore("linux-arm-partial-uuids-match.dmp") + modules = self.target.modules + self.assertEqual(1, len(modules)) + self.verify_module(modules[0], so_path, + "7295E17C-6668-9E05-CBB5-DEE5003865D5-5267C116") + + @expectedFailureAll(oslist=["windows"]) + def test_partial_uuid_mismatch(self): + """ + Breakpad has been known to create minidump files using CvRecord in each + module whose signature is set to PDB70 where the UUID only contains the + first 16 bytes of a 20 byte ELF build ID. Code was added to + ProcessMinidump.cpp to deal with this and allows partial UUID matching. + + This test verifies that if we have a minidump with a 16 byte UUID, that + we are not able to associate a symbol file with a 20 byte UUID only if + any of the first 16 bytes do not match. In this case we will see the UUID + from the minidump file and the path from the minidump file. + """ + so_path = self.getBuildArtifact("libuuidmismatch.so") + self.yaml2obj("libuuidmismatch.yaml", so_path) + self.dbg.CreateTarget(None) + self.target = self.dbg.GetSelectedTarget() + cmd = 'settings set target.exec-search-paths "%s"' % (os.path.dirname(so_path)) + self.dbg.HandleCommand(cmd) + self.process = self.target.LoadCore("linux-arm-partial-uuids-mismatch.dmp") + modules = self.target.modules + self.assertEqual(1, len(modules)) + self.verify_module(modules[0], + "/invalid/path/on/current/system/libuuidmismatch.so", + "7295E17C-6668-9E05-CBB5-DEE5003865D5") diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/libuuidmatch.yaml b/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/libuuidmatch.yaml new file mode 100644 index 00000000000..3610694d4db --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/libuuidmatch.yaml @@ -0,0 +1,14 @@ +--- !ELF +FileHeader: + Class: ELFCLASS32 + Data: ELFDATA2LSB + Type: ET_DYN + Machine: EM_ARM + Flags: [ EF_ARM_SOFT_FLOAT, EF_ARM_EABI_VER5 ] +Sections: + - Name: .note.gnu.build-id + Type: SHT_NOTE + Flags: [ SHF_ALLOC ] + Address: 0x0000000000000114 + AddressAlign: 0x0000000000000004 + Content: 040000001400000003000000474E55007295E17C66689E05CBB5DEE5003865D55267C116 diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/libuuidmismatch.yaml b/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/libuuidmismatch.yaml new file mode 100644 index 00000000000..5fef636228e --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/libuuidmismatch.yaml @@ -0,0 +1,14 @@ +--- !ELF +FileHeader: + Class: ELFCLASS32 + Data: ELFDATA2LSB + Type: ET_DYN + Machine: EM_ARM + Flags: [ EF_ARM_SOFT_FLOAT, EF_ARM_EABI_VER5 ] +Sections: + - Name: .note.gnu.build-id + Type: SHT_NOTE + Flags: [ SHF_ALLOC ] + Address: 0x0000000000000114 + AddressAlign: 0x0000000000000004 + Content: 040000001400000003000000474E55008295E17C66689E05CBB5DEE5003865D55267C116 diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/linux-arm-partial-uuids-match.dmp b/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/linux-arm-partial-uuids-match.dmp Binary files differnew file mode 100644 index 00000000000..12045dacb4e --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/linux-arm-partial-uuids-match.dmp diff --git a/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/linux-arm-partial-uuids-mismatch.dmp b/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/linux-arm-partial-uuids-mismatch.dmp Binary files differnew file mode 100644 index 00000000000..c5c610e63b1 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/linux-arm-partial-uuids-mismatch.dmp |
