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Kernel: ProcFS inodes reflect processes ruid/rgid

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setgid/setuid did not change the permissions of procfs inodes. This
made Shell launched by init not appear in meminfo.
This commit is contained in:
Bananymous
2023-11-18 14:26:44 +02:00
parent cd646a1ab7
commit cadb56d8ba
2 changed files with 8 additions and 2 deletions
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6
kernel/include/kernel/FS/ProcFS/Inode.h
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@@ -13,6 +13,9 @@ namespace Kernel
static BAN::ErrorOr<BAN::RefPtr<ProcPidInode>> create_new(Process&, TmpFileSystem&, mode_t, uid_t, gid_t);
~ProcPidInode() = default;
virtual uid_t uid() const override { return m_process.credentials().ruid(); }
virtual gid_t gid() const override { return m_process.credentials().rgid(); }
void cleanup();
protected:
@@ -31,6 +34,9 @@ namespace Kernel
static BAN::ErrorOr<BAN::RefPtr<ProcROInode>> create_new(Process&, size_t (Process::*callback)(off_t, BAN::ByteSpan) const, TmpFileSystem&, mode_t, uid_t, gid_t);
~ProcROInode() = default;
virtual uid_t uid() const override { return m_process.credentials().ruid(); }
virtual gid_t gid() const override { return m_process.credentials().rgid(); }
protected:
virtual BAN::ErrorOr<size_t> read_impl(off_t, BAN::ByteSpan) override;