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Kernel: Pass full path of output coredump file to CoreDump

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Itamar 2020-11-13 22:38:58 +02:00 • committed by Andreas Kling
parent dfdd977a82
commit 39890af833
4 changed files with 15 additions and 11 deletions
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16
Kernel/CoreDump.cpp
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@ -40,9 +40,9 @@
namespace Kernel {
OwnPtr<CoreDump> CoreDump::create(Process& process)
OwnPtr<CoreDump> CoreDump::create(Process& process, const LexicalPath& output_path)
{
auto fd = create_target_file(process);
auto fd = create_target_file(process, output_path);
if (!fd)
return nullptr;
return make<CoreDump>(process, fd.release_nonnull());
@ -59,19 +59,19 @@ CoreDump::~CoreDump()
{
}
RefPtr<FileDescription> CoreDump::create_target_file(const Process& process)
RefPtr<FileDescription> CoreDump::create_target_file(const Process& process, const LexicalPath& output_path)
{
static constexpr const char* coredumps_directory = "/tmp/coredump";
if (VFS::the().open_directory(coredumps_directory, VFS::the().root_custody()).is_error()) {
auto res = VFS::the().mkdir(coredumps_directory, 0777, VFS::the().root_custody());
auto output_directory = output_path.dirname();
if (VFS::the().open_directory(output_directory, VFS::the().root_custody()).is_error()) {
auto res = VFS::the().mkdir(output_directory, 0777, VFS::the().root_custody());
if (res.is_error())
return nullptr;
}
auto tmp_dir = VFS::the().open_directory(coredumps_directory, VFS::the().root_custody());
auto tmp_dir = VFS::the().open_directory(output_directory, VFS::the().root_custody());
if (tmp_dir.is_error())
return nullptr;
auto fd_or_error = VFS::the().open(
String::format("%s_%u.core", process.name().characters(), RTC::now()),
output_path.basename(),
O_CREAT | O_WRONLY | O_EXCL,
0, // We will enable reading from userspace when we finish generating the coredump file
*tmp_dir.value(),