wallace updated this revision to Diff 225113.
wallace added a comment.
.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D68968/new/
https://reviews.llvm.org/D68968
Files:
lldb/include/lldb/Utility/ProcessInfo.h
lldb/packages/Python/lldbsuite/test/functionalities/gdb_remote_client/TestPlatformClient.py
lldb/source/Host/linux/Host.cpp
lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp
lldb/source/Utility/ProcessInfo.cpp
Index: lldb/source/Utility/ProcessInfo.cpp
===================================================================
--- lldb/source/Utility/ProcessInfo.cpp
+++ lldb/source/Utility/ProcessInfo.cpp
@@ -38,11 +38,18 @@
m_pid = LLDB_INVALID_PROCESS_ID;
}
+// On systems like android, there are cases in which a process name can
+// correspond to a bundle id (e.g. com.test.app), which is not an executable
+// path.
const char *ProcessInfo::GetName() const {
+ if (m_executable.GetFilename().IsEmpty() && !m_bundle_id.empty())
+ return m_bundle_id.c_str();
return m_executable.GetFilename().GetCString();
}
llvm::StringRef ProcessInfo::GetNameAsStringRef() const {
+ if (m_executable.GetFilename().IsEmpty() && !m_bundle_id.empty())
+ return m_bundle_id;
return m_executable.GetFilename().GetStringRef();
}
Index: lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp
===================================================================
--- lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp
+++ lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp
@@ -1182,14 +1182,16 @@
response.PutCString("name:");
response.PutStringAsRawHex8(proc_info.GetExecutableFile().GetCString());
- response.PutChar(';');
- response.PutCString("args:");
+ response.PutCString(";args:");
response.PutStringAsRawHex8(proc_info.GetArg0());
for (auto &arg : proc_info.GetArguments()) {
response.PutChar('-');
response.PutStringAsRawHex8(arg.ref());
}
+ response.PutCString(";bundle_id:");
+ response.PutStringAsRawHex8(proc_info.GetBundleID());
+
response.PutChar(';');
const ArchSpec &proc_arch = proc_info.GetArchitecture();
if (proc_arch.IsValid()) {
Index: lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
===================================================================
--- lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
+++ lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
@@ -1947,6 +1947,11 @@
process_info.GetArguments().AppendArgument(arg);
is_arg0 = false;
}
+ } else if (name.equals("bundle_id")) {
+ StringExtractor extractor(value);
+ std::string bundle_id;
+ extractor.GetHexByteString(bundle_id);
+ process_info.SetBundleID(bundle_id);
} else if (name.equals("cputype")) {
value.getAsInteger(0, cpu);
} else if (name.equals("cpusubtype")) {
Index: lldb/source/Host/linux/Host.cpp
===================================================================
--- lldb/source/Host/linux/Host.cpp
+++ lldb/source/Host/linux/Host.cpp
@@ -212,6 +212,16 @@
GetExePathAndArch(pid, process_info);
GetProcessArgs(pid, process_info);
+#if defined(__ANDROID__)
+ // On android, when /proc/<pid>/exe is not readable, then /proc/<pid>/cmdline
+ // contains the apk package name, which we use as bundle id.
+ // If /proc/<pid>/cmdline is not readable, then it coressponds to an operating
+ // system process, which is undebuggable unless the device is rooted.
+ if (process_info.GetNameAsStringRef().empty() &&
+ !process_info.GetArg0().empty()) {
+ process_info.SetBundleID(process_info.GetArg0());
+ }
+#endif
GetProcessEnviron(pid, process_info);
// Get User and Group IDs and get tracer pid.
Index: lldb/packages/Python/lldbsuite/test/functionalities/gdb_remote_client/TestPlatformClient.py
===================================================================
--- lldb/packages/Python/lldbsuite/test/functionalities/gdb_remote_client/TestPlatformClient.py
+++ lldb/packages/Python/lldbsuite/test/functionalities/gdb_remote_client/TestPlatformClient.py
@@ -5,9 +5,11 @@
from lldbsuite.test.decorators import *
from gdbclientutils import *
+
def hexlify(string):
return binascii.hexlify(string.encode()).decode()
+
class TestPlatformClient(GDBRemoteTestBase):
def test_process_list_with_all_users(self):
@@ -16,31 +18,42 @@
class MyResponder(MockGDBServerResponder):
def __init__(self):
MockGDBServerResponder.__init__(self)
- self.currentQsProc = 0
+ self.currentProc = 0
self.all_users = False
+ def _processInfo0(self):
+ name = hexlify("/a/test_process")
+ args = "-".join(map(hexlify,
+ ["/system/bin/sh", "-c", "/data/local/tmp/lldb-server"]))
+ return "pid:10;ppid:1;uid:2;gid:3;euid:4;egid:5;name:" + name + ";args:" + args + ";"
+
+ def _processInfo1(self):
+ name = hexlify("/b/another_test_process")
+ # This intentionally has a badly encoded argument
+ args = "X".join(map(hexlify,
+ ["/system/bin/ls", "--help"]))
+ return "pid:11;ppid:2;uid:3;gid:4;euid:5;egid:6;name:" + name + ";args:" + args + ";"
+
+ def _processInfo2(self):
+ # a process without args but with bundle id, which can happen on android
+ bundle_id = hexlify("com.test.app")
+ return "pid:12;ppid:3;uid:4;gid:5;euid:6;egid:7;name:;args:;bundle_id:" + bundle_id + ";"
+
def qfProcessInfo(self, packet):
- if "all_users:1" in packet:
- self.all_users = True
- name = hexlify("/a/test_process")
- args = "-".join(map(hexlify,
- ["/system/bin/sh", "-c", "/data/local/tmp/lldb-server"]))
- return "pid:10;ppid:1;uid:2;gid:3;euid:4;egid:5;name:" + name + ";args:" + args + ";"
- else:
- self.all_users = False
- return "E04"
+ self.all_users = "all_users:1" in packet
+ self.currentProc = 1
+ return self._processInfo0()
def qsProcessInfo(self):
if self.all_users:
- if self.currentQsProc == 0:
- self.currentQsProc = 1
- name = hexlify("/b/another_test_process")
- # This intentionally has a badly encoded argument
- args = "X".join(map(hexlify,
- ["/system/bin/ls", "--help"]))
- return "pid:11;ppid:2;uid:3;gid:4;euid:5;egid:6;name:" + name + ";args:" + args + ";"
- elif self.currentQsProc == 1:
- self.currentQsProc = 0
+ if self.currentProc == 1:
+ self.currentProc = 2
+ return self._processInfo1()
+ elif self.currentProc == 2:
+ self.currentProc = 3
+ return self._processInfo2()
+ else:
+ self.currentProc = 0
return "E04"
else:
return "E04"
@@ -53,15 +66,15 @@
self.server.port)
self.assertTrue(self.dbg.GetSelectedPlatform().IsConnected())
self.expect("platform process list -x",
- substrs=["2 matching processes were found", "test_process", "another_test_process"])
+ substrs=["3 matching processes were found", "test_process", "another_test_process", "com.test.app"])
self.expect("platform process list -xv",
substrs=[
"PID PARENT USER GROUP EFF USER EFF GROUP TRIPLE ARGUMENTS",
"10 1 2 3 4 5 /system/bin/sh -c /data/local/tmp/lldb-server",
"11 2 3 4 5 6"])
- self.expect("platform process list -xv", substrs=["/system/bin/ls"], matching=False)
+ self.expect("platform process list -xv",
+ substrs=["/system/bin/ls"], matching=False)
self.expect("platform process list",
- error=True,
- substrs=["error: no processes were found on the \"remote-linux\" platform"])
+ substrs=["1 matching process was found"])
finally:
self.dbg.GetSelectedPlatform().DisconnectRemote()
Index: lldb/include/lldb/Utility/ProcessInfo.h
===================================================================
--- lldb/include/lldb/Utility/ProcessInfo.h
+++ lldb/include/lldb/Utility/ProcessInfo.h
@@ -73,6 +73,10 @@
void Dump(Stream &s, Platform *platform) const;
+ void SetBundleID(llvm::StringRef bundle_id) { m_bundle_id = bundle_id; }
+
+ llvm::StringRef GetBundleID() const { return m_bundle_id; }
+
Args &GetArguments() { return m_arguments; }
const Args &GetArguments() const { return m_arguments; }
@@ -90,6 +94,9 @@
protected:
FileSpec m_executable;
+ std::string m_bundle_id; // On platforms like Darwin or Android, some
+ // programs are based on bundles, like Darwin App Bundles or Android apks,
+ // whose identifiers are not their actual paths on disk.
std::string m_arg0; // argv[0] if supported. If empty, then use m_executable.
// Not all process plug-ins support specifying an argv[0] that differs from
// the resolved platform executable (which is in m_executable)
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