This revision was automatically updated to reflect the committed changes.
Closed by commit rG249a1d4f1bed: [lldb] Add an option to inherit TCC
permissions from parent. (authored by JDevlieghere).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D85237/new/
https://reviews.llvm.org/D85237
Files:
lldb/include/lldb/Target/Target.h
lldb/include/lldb/lldb-enumerations.h
lldb/packages/Python/lldbsuite/test/lldbtest.py
lldb/source/Commands/CommandObjectProcess.cpp
lldb/source/Host/macosx/objcxx/Host.mm
lldb/source/Target/Target.cpp
lldb/source/Target/TargetProperties.td
lldb/test/Shell/lit-lldb-init.in
Index: lldb/test/Shell/lit-lldb-init.in
===================================================================
--- lldb/test/Shell/lit-lldb-init.in
+++ lldb/test/Shell/lit-lldb-init.in
@@ -4,3 +4,4 @@
settings set interpreter.echo-comment-commands false
settings set symbols.clang-modules-cache-path "@LLDB_TEST_MODULE_CACHE_LLDB@"
settings set target.auto-apply-fixits false
+settings set target.inherit-tcc true
Index: lldb/source/Target/TargetProperties.td
===================================================================
--- lldb/source/Target/TargetProperties.td
+++ lldb/source/Target/TargetProperties.td
@@ -111,6 +111,9 @@
def DisableSTDIO: Property<"disable-stdio", "Boolean">,
DefaultFalse,
Desc<"Disable stdin/stdout for process (e.g. for a GUI application)">;
+ def InheritTCC: Property<"inherit-tcc", "Boolean">,
+ DefaultFalse,
+ Desc<"Inherit the TCC permissions from the inferior's parent instead of making the process itself responsible.">;
def InlineStrategy: Property<"inline-breakpoint-strategy", "Enum">,
DefaultEnumValue<"eInlineBreakpointsAlways">,
EnumValues<"OptionEnumValues(g_inline_breakpoint_enums)">,
Index: lldb/source/Target/Target.cpp
===================================================================
--- lldb/source/Target/Target.cpp
+++ lldb/source/Target/Target.cpp
@@ -3430,6 +3430,8 @@
});
m_collection_sp->SetValueChangedCallback(
ePropertyDisableASLR, [this] { DisableASLRValueChangedCallback(); });
+ m_collection_sp->SetValueChangedCallback(
+ ePropertyInheritTCC, [this] { InheritTCCValueChangedCallback(); });
m_collection_sp->SetValueChangedCallback(
ePropertyDisableSTDIO, [this] { DisableSTDIOValueChangedCallback(); });
@@ -3468,6 +3470,7 @@
ErrorPathValueChangedCallback();
DetachOnErrorValueChangedCallback();
DisableASLRValueChangedCallback();
+ InheritTCCValueChangedCallback();
DisableSTDIOValueChangedCallback();
}
@@ -3550,6 +3553,17 @@
m_collection_sp->SetPropertyAtIndexAsBoolean(nullptr, idx, b);
}
+bool TargetProperties::GetInheritTCC() const {
+ const uint32_t idx = ePropertyInheritTCC;
+ return m_collection_sp->GetPropertyAtIndexAsBoolean(
+ nullptr, idx, g_target_properties[idx].default_uint_value != 0);
+}
+
+void TargetProperties::SetInheritTCC(bool b) {
+ const uint32_t idx = ePropertyInheritTCC;
+ m_collection_sp->SetPropertyAtIndexAsBoolean(nullptr, idx, b);
+}
+
bool TargetProperties::GetDetachOnError() const {
const uint32_t idx = ePropertyDetachOnError;
return m_collection_sp->GetPropertyAtIndexAsBoolean(
@@ -3941,6 +3955,8 @@
}
SetDetachOnError(launch_info.GetFlags().Test(lldb::eLaunchFlagDetachOnError));
SetDisableASLR(launch_info.GetFlags().Test(lldb::eLaunchFlagDisableASLR));
+ SetInheritTCC(
+ launch_info.GetFlags().Test(lldb::eLaunchFlagInheritTCCFromParent));
SetDisableSTDIO(launch_info.GetFlags().Test(lldb::eLaunchFlagDisableSTDIO));
}
@@ -4004,6 +4020,13 @@
m_launch_info.GetFlags().Clear(lldb::eLaunchFlagDisableASLR);
}
+void TargetProperties::InheritTCCValueChangedCallback() {
+ if (GetInheritTCC())
+ m_launch_info.GetFlags().Set(lldb::eLaunchFlagInheritTCCFromParent);
+ else
+ m_launch_info.GetFlags().Clear(lldb::eLaunchFlagInheritTCCFromParent);
+}
+
void TargetProperties::DisableSTDIOValueChangedCallback() {
if (GetDisableSTDIO())
m_launch_info.GetFlags().Set(lldb::eLaunchFlagDisableSTDIO);
Index: lldb/source/Host/macosx/objcxx/Host.mm
===================================================================
--- lldb/source/Host/macosx/objcxx/Host.mm
+++ lldb/source/Host/macosx/objcxx/Host.mm
@@ -1095,10 +1095,11 @@
is_graphical = session_attributes & sessionHasGraphicAccess;
#endif
- // When lldb is ran through a graphical session, this makes the debuggee
- // process responsible for the TCC prompts. Otherwise, lldb will use the
- // launching process privileges.
- if (is_graphical && launch_info.GetFlags().Test(eLaunchFlagDebug)) {
+ // When lldb is ran through a graphical session, make the debuggee process
+ // responsible for its own TCC permissions instead of inheriting them from
+ // its parent.
+ if (is_graphical && launch_info.GetFlags().Test(eLaunchFlagDebug) &&
+ !launch_info.GetFlags().Test(eLaunchFlagInheritTCCFromParent)) {
error.SetError(setup_posix_spawn_responsible_flag(&attr), eErrorTypePOSIX);
if (error.Fail()) {
LLDB_LOG(log, "error: {0}, setup_posix_spawn_responsible_flag(&attr)",
Index: lldb/source/Commands/CommandObjectProcess.cpp
===================================================================
--- lldb/source/Commands/CommandObjectProcess.cpp
+++ lldb/source/Commands/CommandObjectProcess.cpp
@@ -184,6 +184,9 @@
else
m_options.launch_info.GetFlags().Clear(eLaunchFlagDisableASLR);
+ if (target->GetInheritTCC())
+ m_options.launch_info.GetFlags().Set(eLaunchFlagInheritTCCFromParent);
+
if (target->GetDetachOnError())
m_options.launch_info.GetFlags().Set(eLaunchFlagDetachOnError);
Index: lldb/packages/Python/lldbsuite/test/lldbtest.py
===================================================================
--- lldb/packages/Python/lldbsuite/test/lldbtest.py
+++ lldb/packages/Python/lldbsuite/test/lldbtest.py
@@ -717,6 +717,9 @@
# differ in the debug info, which is not being hashed.
"settings set symbols.enable-external-lookup false",
+ # Inherit the TCC permissions from the inferior's parent.
+ "settings set target.inherit-tcc true",
+
# Disable fix-its by default so that incorrect expressions in tests don't
# pass just because Clang thinks it has a fix-it.
"settings set target.auto-apply-fixits false",
Index: lldb/include/lldb/lldb-enumerations.h
===================================================================
--- lldb/include/lldb/lldb-enumerations.h
+++ lldb/include/lldb/lldb-enumerations.h
@@ -126,6 +126,9 @@
eLaunchFlagShellExpandArguments =
(1u << 10), ///< Perform shell-style argument expansion
eLaunchFlagCloseTTYOnExit = (1u << 11), ///< Close the open TTY on exit
+ eLaunchFlagInheritTCCFromParent =
+ (1u << 12), ///< Don't make the inferior responsible for its own TCC
+ ///< permissions but instead inherit them from its parent.
};
/// Thread Run Modes.
Index: lldb/include/lldb/Target/Target.h
===================================================================
--- lldb/include/lldb/Target/Target.h
+++ lldb/include/lldb/Target/Target.h
@@ -93,6 +93,10 @@
void SetDisableASLR(bool b);
+ bool GetInheritTCC() const;
+
+ void SetInheritTCC(bool b);
+
bool GetDetachOnError() const;
void SetDetachOnError(bool b);
@@ -225,6 +229,7 @@
void ErrorPathValueChangedCallback();
void DetachOnErrorValueChangedCallback();
void DisableASLRValueChangedCallback();
+ void InheritTCCValueChangedCallback();
void DisableSTDIOValueChangedCallback();
Environment ComputeEnvironment() const;
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